CN118088733B - Modular series ball valve - Google Patents
Modular series ball valve Download PDFInfo
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- CN118088733B CN118088733B CN202410461843.5A CN202410461843A CN118088733B CN 118088733 B CN118088733 B CN 118088733B CN 202410461843 A CN202410461843 A CN 202410461843A CN 118088733 B CN118088733 B CN 118088733B
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- way valve
- sleeve
- pressing plate
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- 238000003825 pressing Methods 0.000 claims description 97
- 238000007789 sealing Methods 0.000 claims description 85
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- 238000007906 compression Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract description 12
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000012423 maintenance Methods 0.000 abstract description 5
- 239000012530 fluid Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
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- 230000008901 benefit Effects 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 210000004907 gland Anatomy 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
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- 230000003014 reinforcing effect Effects 0.000 description 1
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
- F16K11/08—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks
- F16K11/087—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks with spherical plug
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/06—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/08—Details
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Valve Housings (AREA)
Abstract
The invention discloses a modular tandem ball valve, which relates to the technical field of fluid control valves and aims at solving the problems that in the prior art, the production and installation cost of a multi-station ball valve is high, the maintenance is inconvenient, and the steering combination of a ball valve core cannot be changed.
Description
Technical Field
The invention relates to the technical field of fluid control valves, in particular to a modular serial ball valve.
Background
The ball valve is a common fluid control valve, the ball valve is a valve which uses a ball body with a circular channel as an opening and closing part, the ball body rotates along with a valve rod to realize opening and closing actions, the opening and closing part of the ball valve is a porous ball body which rotates around an axis vertical to the channel, thereby achieving the purpose of opening and closing the channel, and the ball valve is mainly used for opening and closing pipelines and equipment mediums.
The ball valve is suitable for opening and closing, but has the main characteristics of compact structure, easy operation and maintenance, suitability for common working media such as water, solvents, acid, natural gas and the like, and also suitable for media with severe working conditions such as oxygen, hydrogen peroxide, methane, ethylene and the like, and the valve body of the ball valve can be integral or combined.
In large-scale industrial fluid pipe system, often need synchronous control multichannel pipeline's break-make, adopt multiunit ball valve to control, the switching process of ball valves needs many times repeated operation, it is comparatively loaded down with trivial details, therefore the local ball valve that can use the multistation to set together carries out the on-off control of single operation multi-pipeline, this kind of ball valve, though convenient operation, its main valve body occupation space is big, casting production and transportation installation's cost are all very high, it is very inconvenient to dismantle the maintenance moreover, damage one place can lead to the ball valve whole to scrap, the replacement cost is higher, and wherein the steering combination of spheroid case is fixed and can't change, can not adapt to the demand of the nimble adjustment of pipeline in the actual production process.
Accordingly, the present application provides a modular in-line ball valve to meet the needs.
Disclosure of Invention
The application aims to provide a modular tandem ball valve, which is assembled by modular parts by adopting a modular installation structure, can reduce casting production cost, is convenient to transport and install, is favorable for disassembly and maintenance, can be flexibly assembled, can change and adjust the direction of a ball valve core, and meets the design and installation requirements of various pipelines.
In order to achieve the above purpose, the present application provides the following technical solutions: the utility model provides a modular tandem ball valve, includes valve body module, even axle module, pull rod, top board, holding down plate, the valve body module has two at least groups, is connected with between the adjacent valve body module even axle module, the valve body module top surface at top is equipped with the top board, be equipped with the valve rod between top board and the valve body module at top, the bottom surface of valve body module is equipped with the holding down plate, the top board with the holding down plate size is the same and all is greater than the size of valve body module, be connected with between top board and the holding down plate the pull rod;
the upper pressing plate and the lower pressing plate are tensioned through the pull rod, the valve body module and the connecting shaft module between the upper pressing plate and the lower pressing plate are pressed tightly, and the tightness of the ball valve is ensured.
The valve body module further comprises a four-way valve body and a spherical valve core, wherein the four-way valve body is rectangular, the four vertical edges are provided with chamfer angles, the four-way valve body is provided with vertical through cavities which are used for mounting and connecting the connecting shaft module and for assembling the spherical valve core, the four-way valve body is provided with side through cavities which are crossed front and back and left and right and are through, the cross sections of the vertical cavities and the side through cavities are circular, the spherical valve core is provided with a runner with a circular cross section, the runner can be L-shaped or cylindrical, the inner diameter of the vertical cavity is larger than that of the spherical valve core, and the inner diameter of the side through cavity is larger than that of the runner;
Preferably, the side surface of the four-way valve body is provided with a side plate through an assembling bolt, the side plate further comprises a connecting pipe pressing plate and a sealing plate, the connecting pipe pressing plate is provided with a connecting pipe orifice, two-way, three-way and four-way pipeline effects in different directions can be achieved through different side plate combinations, the spherical valve core is assembled in the center of the interior of the four-way valve body, a sleeve is connected between the spherical valve core and the side plate, the sleeve is matched with the size of the side through cavity, a sealing bowl is arranged between the sleeve and the spherical valve core, the sealing bowl is annular, the contact surface of the sealing bowl and the spherical valve core is spherical, and the sealing bowl is in sliding connection with the spherical valve core so as to keep the tightness between the spherical valve core and the sleeve;
the connecting shaft module is internally provided with a connecting block, the top and the bottom of the connecting block are respectively positioned in the vertical cavity of the adjacent four-way valve body, a connecting shaft piece is vertically sleeved in the connecting block, the top and the bottom of the connecting shaft piece are respectively provided with an inserting block, the top and the bottom of the ball valve core are respectively provided with a slot, and the inserting blocks are matched with the slots so as to realize synchronous rotation of the adjacent ball valve cores;
The upper pressing plate is provided with a valve rod hole, a valve rod sealing block is arranged between the upper pressing plate and the four-way valve body at the top, the valve rod sealing block is positioned in a vertical cavity above the four-way valve body at the top, the valve rod is assembled in the valve rod sealing block, the bottom of the valve rod is provided with a valve rod inserting block, the valve rod inserting block is in inserting fit with the ball valve core, the valve rod is provided with a positioning ring, the upper pressing plate is sleeved on the valve rod and is pressed on the positioning ring, the upper pressing plate is provided with an actuator mounting plate through the assembly bolt, and the actuator mounting plate is symmetrically provided with mounting holes for mounting pneumatic and electric actuators, so that the automatic control requirement is met;
a lower sealing block is packaged in the vertical cavity at the bottom of the four-way valve body, and the bottom surface of the lower sealing block is in surface contact with the lower pressing plate so as to seal the bottom of the ball valve;
The utility model discloses a pull rod, top board, lower clamp plate, upper clamp plate, lower clamp plate, pull rod hole, upper clamp plate with the corner of lower clamp plate all is equipped with the pull rod hole, the pull rod hole has multiunit and symmetry to set up, the top of pull rod passes upper clamp plate threaded connection has end nut, the bottom of pull rod passes lower clamp plate and threaded connection have end nut, convenient to detach installs.
Valve rod sealing piece the connecting block the lower sealing piece with all be equipped with the valve pocket sealing piece between the cross valve body of contact, the valve rod with between the valve rod sealing piece, the connecting shaft piece with all be equipped with the sealing piece between the connecting block, telescopic outer wall cover is equipped with the sleeve sealing washer, the inner wall terminal surface in side through-hole is equipped with the terminal surface sealing washer for reinforcing after the assembly the leakproofness of cross valve body.
Preferably, the side walls of the four-way valve body are symmetrically provided with bolt holes for assembling the assembling bolts, the bolt holes on the adjacent side walls of the four-way valve body are arranged in a staggered mode, the bolt holes on the opposite side walls of the four-way valve body are arranged in a contraposition mode, and the bolt hole arrangement positions on the side walls on the same side of the adjacent four-way valve body are different.
Preferably, the connecting pipe pressing plate comprises a small connecting pipe pressing plate and a large connecting pipe pressing plate, the sealing plates further comprise a small sealing plate and a large sealing plate, the sizes of the small connecting pipe pressing plate and the small sealing plate are the same, the large connecting pipe pressing plate and the large sealing plate are the same, a group of bolt holes in the front and rear side walls of the four-way valve body are close to the side through cavity, the bolt holes in the left and right side walls of the four-way valve body are far away from the side through cavity, at least one of the small connecting pipe pressing plate and the small sealing plate is installed on the front and rear side walls of the four-way valve body through an assembling bolt, the large connecting pipe pressing plate and at least one of the large sealing plate are installed on the left and right side walls of the four-way valve body through assembling bolts, the small connecting pipe pressing plate and the small sealing plate are lower than the four-way valve body, the large connecting pipe pressing plate and the large sealing plate are higher than the four-way valve body in height, the four-way valve body are convenient to install and match, and the two ends of the upper pressing plate and the lower pressing plate are symmetrically provided with notches for installing the large connecting pipe pressing plate and the large sealing plate.
Preferably, the connecting shaft module comprises a connecting sleeve, an upper connecting block and a lower connecting block, wherein an inner cavity penetrating up and down is arranged on the connecting sleeve, the inner cavity is sleeved with the upper connecting block and the lower connecting block, the top of the upper connecting block is sleeved with the vertical cavity at the bottom of the four-way valve body adjacent to the upper part and is limited by the vertical cavity from the upper part, the bottom of the lower connecting block is sleeved with the vertical cavity at the top of the four-way valve body adjacent to the lower part and is limited by the vertical cavity from the lower part, the bottom surface of the upper connecting block is in sliding connection with the top surface of the lower connecting block, a synchronous cavity is arranged between the upper connecting block and the lower connecting block, the upper connecting block is sleeved with the upper connecting shaft block through an upper sleeve hole, the lower connecting block is sleeved with the lower connecting shaft block through a lower sleeve hole, the top of the upper connecting shaft block is provided with an upper inserting block matched with the slot, the bottom of the lower connecting block is provided with a lower inserting block matched with the slot, the bottom of the upper connecting shaft block is in sliding connection with the top of the lower connecting shaft block, the outer edges of the bottom of the upper connecting shaft block and the outer edges of the top of the lower connecting shaft block are respectively provided with a circular ring, the circular rings are positioned in the synchronous cavity, a space is reserved between the bottom surface of the circular rings and the bottom surface of the synchronous cavity, synchronous grooves are respectively arranged on the circular rings, the synchronous grooves are four groups and are uniformly distributed, connecting grooves are symmetrically arranged on the left side and the right side of the synchronous cavity, an adjusting ring capable of moving up and down is slidingly connected in the synchronous cavity, the adjusting ring is rotationally connected with a synchronous ring through a limiting rotating groove, the inner wall of the synchronous ring is provided with a synchronous block, the synchronous block is provided with four groups and is matched with the size of the synchronous groove, the height of the synchronous block is twice the height of the synchronous groove, connecting rods are symmetrically arranged on the outer walls on the left side and the right side of the adjusting ring, the connecting rod slides from top to bottom in the continuous groove, the left and right sides symmetry of adapter sleeve is equipped with the spacing groove, the spacing groove with the continuous groove intercommunication, the end rotation of connecting rod is connected with spacing commentaries on classics piece, the height when spacing commentaries on classics piece is vertical with the height in spacing groove is the same, the spacing commentaries on classics piece rotates to vertical state time block in the spacing groove, can carry out spacing, makes the synchronizer ring keeps in the high position, locks go up the axle piece with the synchronous rotation of axle piece down.
Preferably, the connecting rod is vertically provided with a baffle, the left and right outer walls of the upper connecting block and the lower connecting block are symmetrically provided with sliding grooves, each sliding groove comprises a sliding groove upper portion positioned on the upper connecting block and a sliding groove lower portion positioned on the lower connecting block, the baffle is in sliding connection in the sliding groove, the height of the sliding groove is at least three times that of the connecting groove, the height of the baffle is at least two times that of the connecting groove, and the connecting groove can be sealed.
Preferably, the top surface and the bottom surface of adapter sleeve all are counterpointed and are equipped with the alignment piece, the alignment piece has multiunit and symmetry setting, the top surface of four-way valve body all is counterpointed with the bottom surface and is equipped with the alignment groove, the alignment groove with the size phase-match position of alignment piece is corresponding, is convenient for the valve body module with the axle module aligns the equipment in the installation.
Preferably, the outer walls on the left side and the right side of the upper connecting block are symmetrically provided with upper positioning blocks, the outer walls on the left side and the right side of the lower connecting block are symmetrically provided with lower positioning blocks, the top surface and the bottom surface of the four-way valve body are respectively provided with positioning grooves in a counterpoint mode, and the positioning grooves correspond to the size matching positions of the upper positioning blocks and the lower positioning blocks, so that the upper connecting block, the lower connecting block and the four-way valve body can be positioned and installed accurately.
Preferably, the bottom surface of the synchronizing ring is provided with a limiting hole, the limiting holes are provided with a plurality of groups and are arranged by taking the circle center of the synchronizing ring as a central circumference array, the bottom surface of the synchronizing cavity is provided with a limiting column, the limiting column corresponds to the matching position of the size of the limiting hole, the height of the limiting column is smaller than the vertical movable distance of the adjusting ring, the limiting column limits after the synchronizing ring falls down, and the angle of the lower connecting shaft block is kept unchanged.
Preferably, the planar shape of adapter sleeve with four-way valve body is the same, just four corners of adapter sleeve all are equipped with the sleeve board, be equipped with the screw thread post on the pull rod, the screw thread post have the multiunit and with the position of adapter sleeve is corresponding, be equipped with the trepanning on the sleeve board, the trepanning is in sliding connection on the screw thread post, all threaded connection has gland nut on the screw thread post, gland nut is located the top of sleeve board can fasten in groups during the installation, is convenient for improve the convenience of installation dismantlement.
In summary, the invention has the technical effects and advantages that:
According to the invention, the valve body modules assembled in a modularized manner and the connecting shaft modules are stacked in a staggered manner, and the modules between the upper pressing plate and the lower pressing plate are tightly pressed by using the pull rod, so that different numbers of modules can be assembled in a combined manner according to pipeline design requirements, the on-off control of a single ball valve for controlling multiple pipelines is realized, and compared with the existing multi-station ball valve, the multi-station ball valve has higher flexibility and is more convenient to install and maintain.
The valve body module and the connecting shaft module are assembled by modularized parts, so that the large-scale production is facilitated, the production cost is reduced, and the valve body module and the connecting shaft module can be maintained and replaced in a targeted manner when the parts are damaged, so that the maintenance cost can be saved, and the cost is reduced and the benefit is improved.
According to the invention, the synchronous state of the connecting shaft block combination is regulated in the connecting shaft module, so that the angle control regulation of the ball valve core can be realized, different angle combinations of the ball valve core can be regulated according to the requirement without dismantling the ball valve, the on-off combination state of a plurality of pipelines can be changed, and the requirement of flexible regulation of the pipelines in the production process can be met.
Drawings
In order to more clearly illustrate the embodiments of the application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic elevational view of the present invention;
FIG. 3 is a schematic view of a cross-sectional structure of A-A of the present invention;
FIG. 4 is a schematic view of the mounting structure of the valve body module and the connecting shaft module of the present invention;
FIG. 5 is a schematic view of a B-B cross-sectional structure of the present invention;
FIG. 6 is an enlarged schematic view of the structure of the present invention at C;
FIG. 7 is an enlarged schematic view of the structure of the present invention at D;
FIG. 8 is a schematic diagram of an exploded view of a valve body module of the present invention;
FIG. 9 is a schematic diagram of an exploded construction of the coupling module of the present invention;
FIG. 10 is a schematic view of the structure of the lower joint block of the present invention;
Fig. 11 is a schematic structural view of a synchronizing ring according to the present invention.
In the figure: 1. a valve body module; 2. a connecting shaft module; 3. a pull rod; 4. an upper press plate; 5. a lower pressing plate; 6. an actuator mounting plate; 7. a valve stem; 8. a lower sealing block; 9. assembling a bolt; 10. a four-way valve body; 11. a ball valve core; 12. a sleeve; 13. connecting a small pressing plate; 14. a small sealing plate; 15. connecting a large pressing plate; 16. a large sealing plate; 17. sealing the bowl; 18. an end face seal ring; 20. connecting sleeves; 21. an upper joint block; 22. a lower joint block; 23. an upper connecting shaft block; 24. a lower connecting shaft block; 25. a synchronizing ring; 26. an adjusting ring; 27. a synchronization groove; 30. an end nut; 31. a threaded column; 32. a compression nut; 70. a valve stem seal; 71. a valve stem insert; 101. a vertical cavity; 102. a side through cavity; 103. a positioning groove; 104. alignment grooves; 121. a sleeve seal ring; 201. an inner cavity; 202. a sleeve plate; 203. a limit groove; 204. an alignment block; 210. a top sleeve hole; 211. the upper part of the chute; 212. an upper positioning block; 220. a lower sleeve hole; 221. a connecting groove; 222. a lower positioning block; 223. the lower part of the chute; 224. a limit column; 232. an upper insert block; 242. a lower insert block; 251. limiting rotating grooves; 252. a synchronization block; 253. a limiting hole; 260. a connecting rod; 261. a baffle; 262. and limiting the rotating block.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples: the modular serial ball valve comprises valve body modules 1, connecting shaft modules 2, pull rods 3, upper pressing plates 4 and lower pressing plates 5, wherein three groups of valve body modules 1 are arranged, the connecting shaft modules 2 are connected between adjacent valve body modules 1, the upper pressing plates 4 are arranged on the top surfaces of the valve body modules 1 at the top, valve rods 7 are arranged between the upper pressing plates 4 and the valve body modules 1 at the top, the lower pressing plates 5 are arranged on the bottom surfaces of the valve body modules 1 at the bottom, the upper pressing plates 4 and the lower pressing plates 5 are the same in size and are larger than the valve body modules 1, and the pull rods 3 are connected between the upper pressing plates 4 and the lower pressing plates 5;
As an implementation manner in this embodiment, in order to facilitate assembling and maintaining the ball valve, as shown in fig. 1 to 8, the valve body module 1 further includes a four-way valve body 10 and a ball valve core 11, where the four-way valve body 10 is rectangular and four vertical edges are all provided with chamfer angles, vertical cavities 101 penetrating up and down are arranged on the four-way valve body 10, vertical cavities 101 and lateral through cavities 102 crossing front and back and left and right are arranged on the four-way valve body 10, the cross sections of the vertical cavities 101 and the lateral through cavities 102 are all circular, the ball valve core 11 is provided with an L-shaped flow channel with a circular cross section, the inner diameter of the vertical cavity 101 is larger than the diameter of the ball valve core 11, and the inner diameter of the lateral through cavities 102 is larger than the inner diameter of the flow channel;
The side surface of the four-way valve body 10 is provided with a side plate through an assembling bolt 9, the side plate also comprises a connecting pipe pressing plate and a sealing plate, a connecting pipe orifice is arranged on the connecting pipe pressing plate, a spherical valve core 11 is assembled at the center inside the four-way valve body 10, a sleeve 12 is connected between the spherical valve core 11 and the side plate, the sleeve 12 is assembled in a side through cavity 102, an annular sealing bowl 17 is arranged between the sleeve 12 and the spherical valve core 11, and the sealing bowl 17 is in contact sealing with the spherical valve core 11;
The connecting shaft module 2 is internally provided with a connecting block, the top and the bottom of the connecting block are respectively positioned in the vertical cavity 101 of the adjacent four-way valve body 10, a connecting shaft piece is vertically sleeved in the connecting block, the top and the bottom of the connecting shaft piece are respectively provided with an inserting block, and the top and the bottom of the spherical valve core 11 are respectively provided with a slot matched with the inserting blocks;
The upper pressing plate 4 is provided with a valve rod hole, a valve rod sealing block 70 is arranged between the upper pressing plate 4 and the top four-way valve body 10, the valve rod sealing block 70 is positioned in a vertical cavity 101 above the top four-way valve body 10, a valve rod 7 is assembled in the valve rod sealing block 70, the bottom of the valve rod 7 is provided with a valve rod inserting block 71, the valve rod inserting block 71 is in plug-in fit with the ball valve core 11, the valve rod 7 is provided with a positioning ring, the upper pressing plate 4 is sleeved on the valve rod 7 and pressed on the positioning ring, the upper pressing plate 4 is provided with an actuator mounting plate 6 through an assembling bolt 9, and four mounting holes are symmetrically formed in the actuator mounting plate 6;
a lower sealing block 8 is encapsulated in a vertical cavity 101 at the bottom of the bottom four-way valve body 10, and the bottom surface of the lower sealing block 8 is in surface contact with the lower pressing plate 5;
The corners of the upper pressing plate 4 and the lower pressing plate 5 are respectively provided with four groups of pull rod holes which are symmetrically arranged, the top end of the pull rod 3 passes through the upper pressing plate 4 and is in threaded connection with an end nut 30, and the bottom end of the pull rod 3 passes through the lower pressing plate 5 and is in threaded connection with the end nut 30.
Valve cavity sealing elements are respectively assembled between the valve rod sealing block 70, the connecting block, the lower sealing block 8 and the contacted four-way valve body 10, sealing elements are respectively assembled between the valve rod 7 and the valve rod sealing block 70 and between the connecting shaft element and the connecting block, a sleeve sealing ring 121 is sleeved on the outer wall of the sleeve 12, and an end face sealing ring 18 is arranged on the end face of the inner wall of the side through cavity 102.
As an implementation manner in this embodiment, in order to avoid interference of the assembly bolts 9 in the four-way valve body 10 during assembly and ensure normal installation, as shown in fig. 1,2 and 8, the side walls of the four-way valve body 10 are symmetrically provided with the bolt holes for assembling the assembly bolts 9, the bolt holes on adjacent side walls of the four-way valve body 10 are arranged in a staggered manner, the bolt holes on opposite side walls of the four-way valve body 10 are arranged in a contraposition, and the bolt hole arrangement positions on the side walls on the same side of the adjacent four-way valve body 10 are different.
As an implementation manner in this embodiment, in order to achieve different communication effects of the valve body module 1, as shown in fig. 1,2 and 8, the connecting pipe pressing plate includes a small connecting pipe pressing plate 13, a large connecting pipe pressing plate 15, a small connecting pipe pressing plate 14, and a large sealing plate 16, where the small connecting pipe pressing plate 13 and the small sealing plate 14 have the same size, the large connecting pipe pressing plate 15 and the large sealing plate 16 have the same size, the bolt holes on the front and rear side walls of the group of four-way valve bodies 10 are close to the through cavities 102, the bolt holes on the left and right side walls of the group of four-way valve bodies 10 are far away from the through cavities 102, the small connecting pipe pressing plate 13 is installed on the front side wall of the group of four-way valve bodies 10, the small connecting pipe pressing plate 14 is installed on the rear side wall, the large connecting pipe pressing plate 15 is installed on the left side wall of the group of four-way valve bodies 10, the large connecting pipe pressing plate 16 is installed on the right side wall, the L-shaped channel communicated on the left side of the front side is formed, the heights of the small connecting pipe pressing plate 13 and the small sealing plate 14 are lower than the height of the four-way valve bodies 10, the heights of the large connecting pipe pressing plate 15 and the large sealing plate 16 are higher than the height of the four-way valve bodies 10, the two ends of the upper pressing plate 4 and the lower pressing plate 5 are provided with the large sealing plates 15 and the large sealing plates 15 for installing symmetrically.
As an implementation manner in this embodiment, in order to facilitate the adjustment of the direction of the ball valve core 11, as shown in fig. 4, 5 and 10, the connecting shaft module 2 includes a connecting sleeve 20, an upper connecting block 21 and a lower connecting block 22, an inner cavity 201 penetrating up and down is provided on the connecting sleeve 20, the upper connecting block 21 and the lower connecting block 22 are sleeved in the inner cavity 201, the top of the upper connecting block 21 is sleeved in the vertical cavity 101 at the bottom of the upper adjacent four-way valve body 10 and is limited by the vertical cavity 101 from above, the bottom of the lower connecting block 22 is sleeved in the vertical cavity 101 at the top of the lower adjacent four-way valve body 10 and is limited by the vertical cavity 101 from below, the bottom surface of the upper connecting block 21 is slidably connected with the top surface of the lower connecting block 22, a synchronous cavity is provided between the upper connecting block 21 and the lower connecting block 22, the upper connecting block 21 is sleeved with an upper connecting shaft block 23 through an upper sleeve hole 210, the lower connecting block 22 is sleeved with a lower connecting shaft block 24 through a lower sleeve hole 220, the top of the upper connecting block 23 is provided with an upper inserting block 232 matched with a slot, the bottom of the lower connecting shaft block 24 is provided with a lower inserting block 242 matched with the inserting groove, the bottom of the upper connecting shaft block 23 is in sliding connection with the top of the lower connecting shaft block 24, the outer edges of the bottom of the upper connecting shaft block 23 and the outer edges of the top of the lower connecting shaft block 24 are respectively provided with a circular ring, the circular rings are positioned in a synchronous cavity, a space is reserved between the bottom surface of the circular rings and the bottom surface of the synchronous cavity, synchronous grooves 27 are respectively arranged on the circular rings, the synchronous grooves 27 are uniformly distributed in four groups, connecting grooves 221 are symmetrically arranged on the left side and the right side of the synchronous cavity, an adjusting ring 26 capable of moving up and down is slidingly connected in the synchronous cavity, the adjusting ring 26 is rotationally connected with a synchronous ring 25 through a limiting rotating groove 251, the inner wall of the synchronous ring 25 is provided with a synchronous block 252, the synchronous block 252 is provided with four groups and is matched with the synchronous groove 27, the height of the synchronous block 252 is twice the height of the synchronous groove 27, connecting rods 260 are symmetrically arranged on the outer walls on the left side and the right side of the adjusting ring 26, the connecting rod 260 slides up and down in the connecting groove 221, the left and right sides of the connecting sleeve 20 are symmetrically provided with the limiting groove 203, the limiting groove 203 is communicated with the connecting groove 221, the tail end of the connecting rod 260 is rotationally connected with the limiting rotating block 262, and the height of the limiting rotating block 262 when vertical is the same as the height of the limiting groove 203.
As an implementation manner in this embodiment, in order to shield the connecting groove 221 and ensure the tightness of the inside of the connecting shaft module 2, as shown in fig. 5, 9 and 10, a baffle 261 is vertically arranged on the connecting rod 260, and sliding grooves are symmetrically arranged on the left and right outer walls of the upper connecting block 21 and the lower connecting block 22, the sliding grooves comprise a sliding groove upper portion 211 positioned on the upper connecting block 21 and a sliding groove lower portion 223 positioned on the lower connecting block 22, the baffle 261 is slidably connected in the sliding groove, the height of the sliding groove is at least three times that of the connecting groove 221, and the height of the baffle 261 is at least twice that of the connecting groove 221.
As an implementation manner in this embodiment, in order to facilitate alignment and installation of the connecting sleeve 20 and the four-way valve body 10 in assembly, as shown in fig. 8 and 9, four sets of alignment blocks 204 are disposed on the top surface and the bottom surface of the connecting sleeve 20 in an aligned manner, the alignment blocks 204 are symmetrically disposed, and alignment grooves 104 are disposed on the top surface and the bottom surface of the four-way valve body 10 in an aligned manner to cooperate with the alignment blocks 204.
As an implementation manner in this embodiment, in order to realize positioning and installation of the upper joint block 21, the lower joint block 22 and the four-way valve body 10, as shown in fig. 7, 9 and 10, the outer walls on the left and right sides of the upper joint block 21 are symmetrically provided with upper positioning blocks 212, the outer walls on the left and right sides of the lower joint block 22 are symmetrically provided with lower positioning blocks 222, the top surface and the bottom surface of the four-way valve body 10 are respectively provided with positioning grooves 103 in alignment, and the positioning grooves 103 correspond to the size matching positions of the upper positioning blocks 212 and the lower positioning blocks 222.
As an implementation manner in this embodiment, in order to make the movements of the upper connecting shaft block 23 and the lower connecting shaft block 24 after separating from the synchronizing ring 25 not interfere with each other, as shown in the figure, the bottom surface of the synchronizing ring 25 is provided with four sets of limiting holes 253, and the limiting holes 253 are arranged in a circumferential array with the center of the circle of the synchronizing ring 25 as the center, the bottom surface of the synchronizing cavity is provided with limiting columns 224, the limiting columns 224 are matched with the limiting holes 253, and the height of the limiting columns 224 is smaller than the up-down movable distance of the adjusting ring 26.
As an implementation manner in this embodiment, in order to facilitate modular installation of the valve body module 1 in groups, as shown in fig. 1 to 4 and fig. 9, the connecting sleeve 20 has the same planar shape as the four-way valve body 10, four corners of the connecting sleeve 20 are all provided with sleeve plates 202, the pull rod 3 is provided with threaded columns 31, the threaded columns 31 have multiple groups and correspond to the positions of the connecting sleeve 20, the sleeve plates 202 are provided with sleeve holes, the sleeve holes are slidably connected on the threaded columns 31, the threaded columns 31 are all in threaded connection with compression nuts 32, and the compression nuts 32 are located above the sleeve plates 202.
The working principle of the invention is as follows: when the ball valve is assembled, firstly, the number of valve body modules 1 is determined, the length of a pull rod 3 is determined according to the number of the valve body modules 1, taking three groups of valve body modules 1 as an example in the embodiment, firstly, a sealing bowl 17 is arranged at the inner end of a sleeve 12, sleeve sealing rings 121 are sleeved on the sleeve 12, one group of sleeve 12 is arranged in a side through cavity 102 on the right side of a four-way valve body 10, an end face sealing ring 18 is arranged on the outer end face of the side through cavity 102, then, an assembling bolt 9 is used for installing and fixing a large sealing plate 16 on the outer wall on the right side of the four-way valve body 10, a ball valve core 11 is sent into the four-way valve body 10 from a vertical cavity 101, Then, the sleeve 12 is arranged in the left side through cavity 102 of the four-way valve body 10 according to the method, the large connecting pipe pressing plate 15 is used for fixing, when the large connecting pipe pressing plate 15 is fixed, the ball valve core 11 is positioned between the sealing bowls 17 on the left side and the right side, after the large connecting pipe pressing plate 15 is fixed, the ball valve core 11 is limited by the sleeve 12 on the left side and the right side and the sealing bowls 17, then the sleeve 12 is arranged in the front side through cavity 102 and the rear side through cavity 102 of the four-way valve body 10 in sequence, the small connecting pipe pressing plate 13 and the small sealing plate 14 are used for mounting and fixing on the front side and the rear side of the four-way valve body 10, when mounting, the flow passage of the ball valve core 11 is aligned with the sleeve 12, after the mounting is finished, The slots at the top and the bottom of the ball valve core 11 are longitudinal or transverse, so that the assembly of one group of valve body modules 1 is completed, the other two groups of valve body modules 1 are assembled in the mode, and in the assembly process, a small connecting pipe pressing plate 13, a small sealing plate 14, a large connecting pipe pressing plate 15 and a large sealing plate 16 are selectively assembled according to the pipeline connection requirement; Then assembling the connecting shaft module 2, firstly installing the adjusting ring 26 sleeved with the synchronizing ring 25 into the synchronizing cavity on the lower connecting block 22, installing the connecting rod 260 in the connecting groove 221, arranging the baffle 261 in the lower part 223 of the sliding groove, installing the lower connecting shaft block 24 into the lower sleeve hole 220, enabling the synchronizing groove 27 on the lower connecting shaft block 24 to be embedded on the synchronizing block 252, rotating the lower connecting shaft block 24 to drive the synchronizing ring 25 to rotate, enabling the limiting hole 253 to be aligned and sleeved on the limiting column 224, enabling the lower inserting block 242 to be aligned with the direction of the slot to be butted below, enabling the lower positioning block 222 to be aligned with the positioning groove 103 on the four-way valve body 10 to be connected below, Then the connecting sleeve 20 is sleeved on the lower connecting block 22, in the process, the limiting rotating block 262 is dismounted from the connecting rod 260, when the connecting sleeve 20 is installed, two ends of the connecting rod 260 enter the limiting groove 203, then the limiting rotating block 262 is installed on two ends of the connecting rod 260, then the upper connecting shaft block 23 is placed on the lower connecting shaft block 24, the synchronous grooves 27 on the upper connecting shaft block and the lower connecting shaft block are aligned, the upper inserting block 232 is consistent with the direction of the upper inserting groove to be butted, then the upper connecting block 21 is installed in the inner cavity 201, the upper sleeve hole 210 is sleeved on the upper connecting shaft block 23, the upper part 211 of the sliding groove is aligned with the lower part 223 of the sliding groove, at the moment, the upper positioning block 212 is aligned with the lower positioning block 222, The installation of the connecting shaft module 2 is completed, then the whole assembly is carried out, the lower sealing block 8 is installed in the vertical cavity 101 at the bottom of the valve body module 1at the bottom, then the valve body module 1 is placed on the lower pressing plate 5, the pull rod 3 is inserted into the pull rod hole of the lower pressing plate 5, the end nut 30 is installed at the bottom end of the pull rod 3, then the assembled connecting shaft module 2 is placed on the top of the four-way valve body 10, the lower inserting block 242 is inserted into the slot on the spherical valve core 11, the sleeve hole on the sleeve plate 202 is sleeved on the threaded column 31, the lower positioning block 222 on the lower connecting block 22 is embedded into the positioning groove 103, the alignment block 204 at the bottom of the connecting sleeve 20 is embedded into the alignment groove 104 on the top surface of the four-way valve body 10, then the four-way valve body 10 is clamped and fixed by the connecting sleeve 20 and the lower pressing plate 5 through the pressing sleeve plate 202 by using the pressing nut 32 to be screwed on the threaded column 31, then the valve body module 1 is continuously placed on the connecting sleeve 20, the upper inserting block 232 is inserted into the slot at the bottom of the spherical valve core 11, the upper positioning block 212 is embedded into the positioning slot 103 below the four-way valve body 10, then the valve body module 1 and the connecting shaft module 2 are sequentially and alternately installed, finally the valve rod sealing block 70 is installed in the vertical cavity 101 above the four-way valve body 10 at the top, the valve rod sealing block 70 is fixed on the four-way valve body 10 by using the upper pressing plate 4, and the pull rod 3 passes through the pull rod hole of the upper pressing plate 4, the upper end nut 30 is arranged on the top end of the pull rod 3, so that the upper pressing plate 4 and the lower pressing plate 5 are pressed, then the valve rod 7 is inserted into the valve rod sealing block 70, the valve rod sealing block 71 is inserted into a slot above the ball valve core 11, and then the actuator mounting plate 6 is fixed by using the assembling bolt 9 to limit the valve rod 7 from above, so that the ball valve is mounted; When the ball valve works, the limiting rotating block 262 rotates to a vertical state, the limiting rotating block 262 is clamped in the limiting groove 203, at the moment, the connecting rod 260 is positioned at the upper position in the connecting groove 221, and the adjusting ring 26 is connected with the upper position of the synchronizing cavity through the limiting rotating groove 251, so that the synchronizing ring 25 is positioned at the upper position of the synchronizing cavity, at the moment, the synchronizing block 252 is clamped in the synchronizing grooves 27 on the upper connecting shaft block 23 and the lower connecting shaft block 24 at the same time, when the upper connecting shaft block 23 rotates, the lower connecting shaft block 24 synchronously rotates through the synchronizing ring 25, and when the valve rod 7 rotates, the spherical valve cores 11 in the three groups of valve body modules 1 are synchronously driven to synchronously rotate, so that the effect of simultaneously controlling the on-off of three pipelines is achieved; When the on-off effect needs to be adjusted, taking the middle valve body module 1 as an example, the limiting rotating block 262 in the limiting groove 203 below the valve body module is rotated to be in a horizontal state, limiting is released, the limiting rotating block 262 is pressed down, the adjusting ring 26 is driven to descend through the connecting rod 260, the synchronizing ring 25 is driven to descend through the limiting rotating groove 251, the limiting hole 253 is sleeved on the limiting column 224 in a falling manner, and along with the descending of the synchronizing ring 25, the synchronizing groove 27 on the upper connecting shaft block 23 is separated from the synchronizing block 252, so that the upper connecting shaft block 23 is separated from the lower connecting shaft block 24 to be limited, then the valve rod 7 is rotated ninety degrees at the moment, the spherical valve core 11 in the middle valve body module 1 is driven to synchronously rotate, And drives the upper connecting shaft block 23 below the ball valve core 11 to synchronously rotate ninety degrees, in the process, because the lower synchronizing ring 25 is limited with the limiting column 224 through the limiting hole 253 and the lower positioning block 222 is positioned with the lower four-way valve body 10, the angle of the lower connecting shaft block 24 which is in surface contact with the upper connecting shaft block 23 is unchanged, so that the ball valve core 11 below and the ball valve core 11 in the middle are not linked any more, then the limiting rotating block 262 above the middle valve body module 1 is rotated to be in a horizontal state and pressed down, the ball valve core 11 in the middle and the ball valve core 11 above are not linked any more, and then the valve rod 7 is rotated ninety degrees, At this time, the directions of the ball valve cores 11 above and below are the same as the directions of the ball valve cores 11 at the initial time, the angle of the ball valve core 11 at the middle part is ninety degrees, then the limiting rotating blocks 262 are lifted and rotated to the vertical state for limiting, the three groups of ball valve cores 11 can resume synchronous rotation, at this time, the on-off state of the ball valve cores 11 at the middle part is changed, in this way, the on-off combined state of the three groups of ball valve cores 11 can be conveniently adjusted, in this process, the baffle 261 slides in the lower part 223 and the upper part 211 of the chute, the connecting groove 221 is always shielded, and the tightness is kept.
The mechanical connection according to the invention is a conventional means used by the person skilled in the art, and can be provided with technical implications by a limited number of tests, which are common knowledge, and the components not described in detail herein are prior art.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present invention, and although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present invention.
Claims (4)
1. A modular tandem ball valve, characterized in that: the valve comprises valve body modules (1), connecting shaft modules (2), a pull rod (3), an upper pressing plate (4) and a lower pressing plate (5), wherein at least two groups of valve body modules (1) are connected between every two adjacent valve body modules (1), the upper pressing plate (4) is arranged on the top surface of each valve body module (1), a valve rod (7) is arranged between each upper pressing plate (4) and each valve body module (1) on the top, the lower pressing plate (5) is arranged on the bottom surface of each valve body module (1) on the bottom, the sizes of the upper pressing plates (4) and the lower pressing plates (5) are the same and are larger than those of the valve body modules (1), and the pull rod (3) is connected between each upper pressing plate (4) and the lower pressing plate (5);
the valve body module (1) further comprises a four-way valve body (10) and a spherical valve core (11), wherein the four-way valve body (10) is rectangular, chamfer angles are formed at four vertical edges, vertical through cavities (101) which are vertically penetrated are formed in the four-way valve body (10), side through cavities (102) which are longitudinally, laterally and transversely crossed are formed in the four-way valve body (10), the cross sections of the vertical cavities (101) and the side through cavities (102) are circular, a flow channel with a circular cross section is formed in the spherical valve core (11), the inner diameter of the vertical cavities (101) is larger than the diameter of the spherical valve core (11), and the inner diameter of the side through cavities (102) is larger than the inner diameter of the flow channel;
The side of the four-way valve body (10) is provided with a side plate through an assembly bolt (9), the side plate further comprises a connecting pipe pressing plate and a sealing plate, a connecting pipe opening is formed in the connecting pipe pressing plate, the spherical valve core (11) is assembled at the center of the inside of the four-way valve body (10), a sleeve (12) is connected between the spherical valve core (11) and the side plate, the sleeve (12) is matched with the side through cavity (102) in size, a sealing bowl (17) is arranged between the sleeve (12) and the spherical valve core (11), the sealing bowl (17) is annular, and the contact surface of the sealing bowl (17) and the spherical valve core (11) is spherical, and the sealing bowl (17) is in sliding connection with the spherical valve core (11);
Connecting blocks are arranged in the connecting shaft module (2), the top and the bottom of each connecting block are located in the vertical cavity (101) adjacent to the four-way valve body (10), connecting shaft pieces are vertically sleeved in the connecting blocks, inserting blocks are arranged at the top and the bottom of each connecting shaft piece, inserting grooves are formed in the top and the bottom of the spherical valve core (11), and the inserting blocks are matched with the inserting grooves;
A valve rod hole is formed in the upper pressing plate (4), a valve rod sealing block (70) is arranged between the upper pressing plate (4) and the four-way valve body (10) at the top, the valve rod sealing block (70) is positioned in a vertical cavity (101) above the four-way valve body (10) at the top, the valve rod (7) is assembled in the valve rod sealing block (70), a valve rod inserting block (71) is arranged at the bottom of the valve rod (7), the valve rod inserting block (71) is in inserting fit with the ball valve core (11), a positioning ring is arranged on the valve rod (7), the upper pressing plate (4) is sleeved on the valve rod (7) and pressed on the positioning ring, an actuator mounting plate (6) is arranged on the upper pressing plate (4) through an assembling bolt (9), and mounting holes are symmetrically formed in the actuator mounting plate (6).
A lower sealing block (8) is packaged in the vertical cavity (101) at the bottom of the four-way valve body (10), and the bottom surface of the lower sealing block (8) is in surface contact with the lower pressing plate (5);
The upper pressing plate (4) and the lower pressing plate (5) are provided with a plurality of groups of pull rod holes at corners, the pull rod holes are symmetrically arranged, the top end of the pull rod (3) penetrates through the upper pressing plate (4) and is in threaded connection with an end nut (30), and the bottom end of the pull rod (3) penetrates through the lower pressing plate (5) and is in threaded connection with the end nut (30);
Valve cavity sealing elements are respectively arranged between the valve rod sealing block (70), the connecting block, the lower sealing block (8) and the contacted four-way valve body (10), sealing elements are respectively arranged between the valve rod (7) and the valve rod sealing block (70) and between the connecting shaft element and the connecting block, a sleeve sealing ring (121) is sleeved on the outer wall of the sleeve (12), and an end surface sealing ring (18) is arranged on the end surface of the inner wall of the side through cavity (102);
The side walls of the four-way valve body (10) are symmetrically provided with bolt holes for assembling the assembling bolts (9), the bolt holes on the adjacent side walls of the four-way valve body (10) are arranged in a staggered mode, the bolt holes on the opposite side walls of the four-way valve body (10) are arranged in a contraposition mode, and the bolt holes on the side walls on the same side of the adjacent four-way valve body (10) are arranged in different positions;
The connecting shaft module (2) comprises a connecting sleeve (20), an upper connecting block (21) and a lower connecting block (22), wherein an inner cavity (201) penetrating up and down is arranged on the connecting sleeve (20), the inner cavity (201) is internally sleeved with the upper connecting block (21) and the lower connecting block (22), the top of the upper connecting block (21) is sleeved in a vertical cavity (101) at the bottom of the upper adjacent four-way valve body (10) and is limited by the vertical cavity (101) from the upper part, the bottom of the lower connecting block (22) is sleeved in the vertical cavity (101) at the top of the lower adjacent four-way valve body (10) and is limited by the vertical cavity (101) from the lower part, the bottom surface of the upper connecting block (21) is in sliding connection with the top surface of the lower connecting block (22), a synchronous cavity is arranged between the upper connecting block (21) and the lower connecting block (22), an upper connecting block (23) is sleeved on the upper connecting block (21) through an upper sleeve hole (210), the bottom of the lower connecting block (22) is sleeved with a lower connecting block (24) through an upper sleeve (23), the upper connecting block (24) is sleeved with the bottom of the lower connecting block (22) through the upper connecting block (24) and is provided with a lower connecting block (24) through the upper sleeve (24), the bottom outer edge of the upper connecting shaft block (23) and the top outer edge of the lower connecting shaft block (24) are respectively provided with a circular ring, the circular rings are positioned in the synchronous cavity, spaces are reserved between the bottom surface of the circular rings and the bottom surface of the synchronous cavity, the circular rings are respectively provided with synchronous grooves (27), the synchronous grooves (27) are uniformly distributed, connecting grooves (221) are symmetrically arranged on the left and right sides of the synchronous cavity, regulating rings (26) capable of moving up and down are slidingly connected in the synchronous cavity, the regulating rings (26) are rotationally connected with synchronous rings (25) through limit rotating grooves (251), the inner walls of the synchronous rings (25) are provided with synchronous blocks (252), the synchronous blocks (252) are provided with four groups and are matched with the size of the synchronous grooves (27), the height of each synchronous block (252) is twice the height of each synchronous groove (27), connecting rod (260) is symmetrically arranged on the outer walls on the left and right sides of the synchronous grooves (27), the connecting rods (262) are rotationally connected with the limit rotating grooves (203), and the limit rotating grooves (203) are symmetrically arranged on the left and right sides of the connecting rods (262) and the limit rotating grooves (203);
The connecting rod (260) is vertically provided with a baffle plate (261), the left and right outer walls of the upper connecting block (21) and the lower connecting block (22) are symmetrically provided with sliding grooves, each sliding groove comprises a sliding groove upper part (211) positioned on the upper connecting block (21) and a sliding groove lower part (223) positioned on the lower connecting block (22), the baffle plate (261) is in sliding connection in the sliding groove, the height of the sliding groove is at least three times that of the connecting groove (221), and the height of the baffle plate (261) is at least two times that of the connecting groove (221);
The top surface and the bottom surface of the connecting sleeve (20) are respectively and oppositely provided with an alignment block (204), a plurality of groups of alignment blocks (204) are symmetrically arranged, the top surface and the bottom surface of the four-way valve body (10) are respectively and oppositely provided with an alignment groove (104), and the alignment grooves (104) correspond to the size matching positions of the alignment blocks (204);
the upper positioning block (212) is symmetrically arranged on the outer walls of the left side and the right side of the upper connecting block (21), the lower positioning block (222) is symmetrically arranged on the outer walls of the left side and the right side of the lower connecting block (22), positioning grooves (103) are respectively arranged on the top surface and the bottom surface of the four-way valve body (10) in an aligned mode, and the positioning grooves (103) correspond to the size matching positions of the upper positioning block (212) and the lower positioning block (222).
2. The modular, tandem ball valve of claim 1, wherein: the utility model provides a take over clamp plate, take over clamp plate includes take over little clamp plate (13), take over big clamp plate (15), the shrouding still includes little shrouding (14), big shrouding (16), take over little clamp plate (13) with the size of little shrouding (14) is the same, take over big clamp plate (15) with the size of big shrouding (16) is the same, a set of on the lateral wall around four-way valve body (10) the key hole is close to side through chamber (102), this set of on the lateral wall around four-way valve body (10) the key hole keep away from side through chamber (102), this set of pass through on the lateral wall around four-way valve body (10) pass through equipment bolt (9) install take over little clamp plate (13), little shrouding (14) wherein at least one, this set of on the lateral wall around four-way valve body (10) pass through equipment bolt (9) install take over big clamp plate (15), big clamp plate (16) wherein at least one, take over little clamp plate (13), little clamp plate (14) have high-level (14) be equipped with on the lateral wall (15), high-level (15) the valve body (10) the high-level is equipped with in the high-pressure valve body (10) the high-level of taking over (15) The large seal plate (16).
3. The modular, tandem ball valve of claim 1, wherein: the bottom surface of synchronizer ring (25) is equipped with spacing hole (253), spacing hole (253) have the multiunit and use the centre of a circle of synchronizer ring (25) is the setting of central circumference array, the bottom surface in synchronous chamber is equipped with spacing post (224), spacing post (224) with the size assorted position of spacing hole (253) is corresponding, just the height of spacing post (224) is less than the upper and lower movable distance of adjusting ring (26).
4. The modular, tandem ball valve of claim 1, wherein: the connecting sleeve (20) is the same as the plane shape of the four-way valve body (10), sleeve plates (202) are arranged at four corners of the connecting sleeve (20), threaded columns (31) are arranged on the pull rod (3), the threaded columns (31) are provided with a plurality of groups and correspond to the positions of the connecting sleeve (20), sleeve holes are formed in the sleeve plates (202), the sleeve holes are in sliding connection with the threaded columns (31), compression nuts (32) are connected with the threaded columns (31) in a threaded manner, and the compression nuts (32) are located above the sleeve plates (202).
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| CN202410461843.5A CN118088733B (en) | 2024-04-17 | 2024-04-17 | Modular series ball valve |
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| CN202410461843.5A CN118088733B (en) | 2024-04-17 | 2024-04-17 | Modular series ball valve |
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| CN118088733B true CN118088733B (en) | 2024-07-23 |
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| CN202410461843.5A Active CN118088733B (en) | 2024-04-17 | 2024-04-17 | Modular series ball valve |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104197037A (en) * | 2014-09-03 | 2014-12-10 | 侯康生 | Combined multi-station ball valve |
| CN104344023A (en) * | 2013-08-05 | 2015-02-11 | 奉化液压件三厂(普通合伙) | Three-way cock for ship |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2138110A (en) * | 1983-04-13 | 1984-10-17 | Drallim Ind | Improvement in and relating to control valves |
| EP3143315B1 (en) * | 2014-05-14 | 2020-03-18 | Belimo Holding AG | 6-way valve and hvac system with such a 6-way valve |
| EP3280937B1 (en) * | 2015-04-09 | 2020-01-08 | Giacomini S.p.A. | Multiway valve with bypass circuit |
| US10465803B2 (en) * | 2016-10-05 | 2019-11-05 | Johnson Controls Technology Company | Multipurpose valve assembly tool |
| US11391383B2 (en) * | 2020-06-24 | 2022-07-19 | Hamilton Sundstrand Corporation | Drive key for rotating equipment accommodating center line misalignment while minimizing hysteresis |
| CN112728152A (en) * | 2021-01-23 | 2021-04-30 | 上海齐宇机电设备有限公司 | On-line maintenance ball valve |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104344023A (en) * | 2013-08-05 | 2015-02-11 | 奉化液压件三厂(普通合伙) | Three-way cock for ship |
| CN104197037A (en) * | 2014-09-03 | 2014-12-10 | 侯康生 | Combined multi-station ball valve |
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