CN104405363A - Safe fast connecting mode and safe fast connector - Google Patents
Safe fast connecting mode and safe fast connector Download PDFInfo
- Publication number
- CN104405363A CN104405363A CN201410531201.4A CN201410531201A CN104405363A CN 104405363 A CN104405363 A CN 104405363A CN 201410531201 A CN201410531201 A CN 201410531201A CN 104405363 A CN104405363 A CN 104405363A
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- joint
- male joint
- hole
- slide block
- male
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- 230000008878 coupling Effects 0.000 claims description 17
- 238000010168 coupling process Methods 0.000 claims description 17
- 238000005859 coupling reaction Methods 0.000 claims description 17
- 230000014759 maintenance of location Effects 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 230000008901 benefit Effects 0.000 abstract description 3
- 229910000831 Steel Inorganic materials 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 238000004026 adhesive bonding Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
- E21B17/046—Couplings; joints between rod or the like and bit or between rod and rod or the like with ribs, pins, or jaws, and complementary grooves or the like, e.g. bayonet catches
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The invention relates to a safe fast connecting mode and a safe fast connector. The safe fast connecting mode is specifically as follows: respectively integrally forming male and female connectors with respectively corresponding products and assembling and connecting the male and female connectors in the connecting mode of rotating and matching a clamping block and a clamping slot. The safe fast connector comprises a male connector, a female connector, a sliding block, a pin and a fastening bolt, wherein the male connector comprises a base part and a male connector joint; the clamping block is arranged on the male connector joint; a male connector assembling hole is formed in the female connector; a sliding block storing hole is formed in the tail end of the male connector assembling hole; a spring storing cavity is formed in the tail end of the sliding block storing hole; the clamping slot is formed in an inner hole wall of the male connector assembling hole; a spring is arranged at one end of the sliding block; the male connector joint is connected with the other end of the sliding block; a pin hole matched with the pin is also formed in the sliding block. The connecting mode provided by the invention has the advantages of smart and reasonable design, simple detaching, convenience, high efficiency and capability of effectively avoiding various failure modes of thread connection. The connector provided by the invention has the advantages of reasonable design, fast and convenient in detaching, safe and reliable connection and long service life.
Description
Technical field
The present invention relates to a kind of quick link technique under completion interval of well in test process between steel wire and wireline operation instrument, particularly relate to one connected mode and safety quick joint safely and fast.
Background technology
At present, under completion interval of well in test process between steel wire and wireline operation instrument, known conventional connected mode is threaded, and because screw thread has various informative, assembling easily and the advantage such as detachability, is therefore widely used in mechanical manufacturing field.But the efficiency that is threaded is low, long-time frequent dismounting uses, and can cause certain damage by double thread, and disorderly button and thread looseness phenomenon easily occur, and causes threading off; Moreover the intensity that is threaded is low, being subject to that axle draws, under the interaction of interior pressure and bending load, easily produce slide fastener; If secondly the material of screw thread is stainless steel, when upper shackle operation, thread surface there will be distortion or damages, and thread gluing extremely easily occurs, burns phenomenon to death, cause dismantling.
Summary of the invention
In order to overcome the above problems, the invention provides one and to be skillfully constructed, rationally, dismounting is simple, convenient and efficiency is high, effectively can avoid the various failure modes be threaded, the connected mode safely and fast of long service life and safety quick joint.
The present invention is achieved by the following technical solutions:
Above-mentioned connected mode is safely and fast that male and female joint is one-body molded with each self-corresponding product respectively; Prepare a slide block and at the sheathed spring in slide block one end, slide block mated with the assembly of spring and loads in the slide block putting hole of female joint; Then, use after tool compresses spring shifts slide block onto position, the radially mobile along slide block inserts latch; Then, by screw, latch and slider locking are fixed; And then, male joint one end is penetrated in male joint pilot hole, and adopt the connected mode of fixture block and draw-in groove rotatable engagement by male and female joint assembly connection; Wherein, specifically one of fixture block group of opposing sidewalls is designed to plane, another group opposing sidewalls of fixture block is kept arc surfaced; One of pilot hole group of relative inner hole wall is designed to plane, another of pilot hole is organized relative inner hole wall and keep arc surfaced, circumferentially offer ringwise draw-in groove at the inner hole wall of pilot hole; Finally, one end male joint being provided with fixture block penetrates in male joint pilot hole, and by male joint half-twist in pilot hole, till the fixture block of male joint and the draw-in groove of female joint complete and be connected, so far complete the quick connection of male and female joint corresponding product separately.
A safety quick joint for connected mode safely and fast, wherein, described safety quick joint comprises male joint, female joint, slide block, latch, spring and holding screw; Described male joint is the axle class formation be formed in one with product, the male joint connecting portion that described male joint comprises in cylindrical base portion and extends to form from described base portion one end face axial; Described base strip R groove and its offside has the part of little inner conical surface to be fishing neck; Described male joint connecting portion is cylindrical structure, and its sidewall circumferentially extension forms fixture block; One group of opposing sidewalls of described fixture block is plane, and another group opposing sidewalls is arc surfaced; Described female joint and product are structure as a whole and are installed in described male joint one end, and described female joint offers one section of male joint pilot hole matched with described male joint connecting portion from an end face axial; One group of relative inner hole wall of described male joint pilot hole is plane, and another organizes relative inner hole wall is arc surfaced; The inner hole wall of described male joint pilot hole circumferentially also offers ringwise draw-in groove; Described male joint connecting portion coupling to penetrate in described male joint pilot hole half-twist again can make described draw-in groove and fixture block be connected; The end side of described male joint pilot hole offers slide block putting hole vertically; Described slide block putting hole is communicated with the end of described male joint pilot hole, its stage casing is radially through to be offered latch stopper slot and offers spring retention chamber along slide block putting hole end, meanwhile, the stage casing of described slide block putting hole is being that vertical side is provided with perforation with described stopper slot; Described slide block coupling is installed in described slide block putting hole, and its one end coupling connects described male joint connecting portion, and the other end is arranged with spring, and stage casing is radially through offers pin hole; Described spring coupling is embedded in described spring retention chamber; The stage casing of described slide block is also provided with the screw hole intersected vertically with pin hole; Described latch coupling is arranged in described pin hole; Described holding screw to be installed in described screw hole through described perforation coupling and described latch and slider locking to be fixed.
Described safety quick joint, wherein: the end face being positioned at the described fixture block of described male joint connecting portion outermost end also offers groove, to be that the vertical direction of plane-like sidewalls is through along described fixture block offer described groove.
Described safety quick joint, wherein: the spring assembled shaft that described slide block comprises the standard shaft in column, the male joint department of assembly axially extended to form along described standard shaft one end and axially extends to form along the described standard shaft other end; The assembling block with described groove match is provided with in the middle part of the end face of described male joint department of assembly; Described slide block is assemblied in described male joint connecting portion by described assembling block with coordinating of groove.
Described safety quick joint, wherein: described spring housing is located in described spring assembled shaft; Described pin hole is offered along the radial direction of described slide block standard shaft is through; Described standard shaft is that plane structure is embedded with described screw hole along the sidewall of described pin hole vertical direction.
Described safety quick joint, wherein: described fixture block is along the side-wall shaft of described connecting portion to equally distributed multiple; Described draw-in groove is axially equally distributed multiple along the inner hole wall of described male joint pilot hole, and described multiple draw-in groove and described multiple fixture blocks match each other.
Described safety quick joint, wherein: after described latch assembles, its two ends are slightly lower than the cylindrical of described female joint.
Described safety quick joint, wherein: described holding screw is interior hexagonal flush end holding screw.
Beneficial effect
The present invention safely and fast connected mode is skillfully constructed, rationally, male and female joint is one-body molded with each self-corresponding product respectively, dismounting is simple, convenient and efficiency is high, every place be threaded all can adopt, can be used for the connection safely and fast between various instrument, application tool length range is 1.3 ' ~ 5 ', screw in when can effectively avoid being threaded, screw out operation, dismounting is more simple, convenient, dropout when can not be threaded, loosening, thread gluing phenomenon, effectively can avoid the various failure modes be threaded, connection safely, reliably.
Safety quick joint reasonable in design of the present invention, long service life, male and female joint and each self-corresponding product are all structure as a whole, particularly by male joint connecting portion, fixture block is set, and the draw-in groove matched with fixture block is set on the inner hole wall of the male joint pilot hole of female joint, male joint connecting portion is mated to penetrate in male joint pilot hole half-twist again to make draw-in groove and fixture block be connected, and then realize male joint and be connected with the quick assembling of female joint, it is simple, convenient to install, sound construction is reliable, can not thread off, loosen, thread gluing phenomenon; Joint bonding strength of the present invention is high, can not produce slide fastener, long service life; Meanwhile, slide block is installed in the slide block putting hole of this female joint, and it is spacing and be locked by holding screw by latch, total firmly, reliable; In addition, the described base strip R groove of male joint and its offside have the part of little inner conical surface, and essence is fishing neck, and fishing neck specification has 1.187 ", 1.375 ", 1.75 ", 2.313 "; Various outer diameter male joint, has corresponding different size fishing neck, may be used for salvaging the instrument with different size fishing neck.
Accompanying drawing explanation
Fig. 1 is the embody rule structural representation of the present invention at different Tool Room;
Fig. 2 is the structural representation in A-A direction in Fig. 1 of the present invention;
Fig. 3 is the structural representation of the male joint that the present invention applies on a kind of instrument;
Fig. 4 is the structural representation in B-B direction in Fig. 3 of the present invention;
Fig. 5 is the structural representation of the female joint that the present invention applies on another kind of instrument;
Fig. 6 is the structural representation in C-C direction in Fig. 5 of the present invention;
Fig. 7 is the structural representation in D-D direction in Fig. 5 of the present invention.
Detailed description of the invention
The present invention is connected mode safely and fast, can be used for the connection between various steel wire and wireline operation instrument, is that male and female joint is one-body molded with each self-corresponding product respectively; Prepare a slide block and at the sheathed spring in slide block one end, slide block mated with the assembly of spring and loads in the slide block putting hole of female joint; Then, use after tool compresses spring shifts slide block onto position, the radially mobile along slide block inserts latch; Then, by screw, latch and slider locking are fixed; And then, male joint one end is penetrated in male joint pilot hole, and adopt the connected mode of fixture block and draw-in groove rotatable engagement by male and female joint assembly connection; Wherein, specifically one of fixture block group of opposing sidewalls is designed to plane, another group opposing sidewalls of fixture block is kept arc surfaced; One of pilot hole group of relative inner hole wall is designed to plane, another of pilot hole is organized relative inner hole wall and keep arc surfaced, circumferentially offer ringwise draw-in groove at the inner hole wall of pilot hole; Finally, one end male joint being provided with fixture block penetrates in male joint pilot hole, and by male joint half-twist in pilot hole, till the fixture block of male joint and the draw-in groove of female joint complete and be connected, so far complete the quick connection of male and female joint corresponding product separately.
Below in conjunction with specific embodiment, the invention will be further described:
Embodiment 1
The connected mode safely and fast of the embodiment of the present invention 1 is applied to weighted lever, and wherein, weighted lever, in order to provide the weight needed during operation, enables tool string overcome to act on the pressure on its cross section and packing box resistance and falls; Common weighted lever is the most frequently used one, forms with filled circles steel making.
This common weighted lever by male and female joint and weighted lever one-body molded; These common weighted lever two ends arrange male and female joint respectively, with guarantee weighted lever and tool string safe, be reliably connected, specifically by the assembly of inner for female joint corresponding loading slide block and spring, radially mobile again along slide block inserts latch, then latch and slider locking is fixed by screw.
The common weighted lever of the embodiment of the present invention 1 adopts above-mentioned connected mode safely and fast, the weight of needs can be provided to tool string, ensure that weighted lever is connected with the reliable of tool string, can by the weight transmitting of weighted lever to tool string, and then help tool string to fall smoothly.
Embodiment 2
The connected mode safely and fast of the embodiment of the present invention 2 is applied to chain type bumper jar; Wherein, the tool string of going into the well of a lot of steel wire, wire rope operation all uses bumper jar, often need to cut off pin in the pulling process of downhole hardware, or need very strong strength when salvaging downhole hardware, pulling force only by steel wire or wire rope is far from being enough, only has the jarring force by bumper jar just can complete.Chain type bumper jar belongs to the one of bumper jar, and it is also mechanic jar, is to utilize the moment gravity of link member to put the effective jarring force of steel wire transmission by ground puts, and its major and minor chain design is based on a telescopic open link effect; Chain type bumper jar structure is simple, can upper and lower jarring, is the most frequently used bumper jar.
Main chain and the male joint of this chain type bumper jar are one-body molded, the secondary chain of chain type bumper jar and female joint one-body molded, can pull open between major and minor chain, regain (stretching), the assembly of the inner corresponding loading slide block of female joint and spring, then, the radially mobile along slide block inserts latch; Then, by screw, latch and slider locking are fixed.This chain type bumper jar top connects weighted lever (female joint of weighted lever is connected with male joint place of chain type bumper jar), puts action, transmit effective jarring force by steel wire in the weight of weighted lever and ground puts.
The chain type bumper jar of the embodiment of the present invention 2 adopts connected mode safely and fast, the weight of weighted lever can be passed to bumper jar effectively, ensure that chain type bumper jar with between weighted lever safe, be reliably connected.
As shown in Figures 1 to 7, safety quick joint of the present invention, it comprises male joint 1, female joint 2, slide block 3, latch 4, spring 5 and holding screw 6 based on above-mentioned connected mode safely and fast.
This male joint 1 is formed in one with its corresponding product, and it comprises base portion 11 and male joint connecting portion 12; This base portion 11 is in cylindrical structure, and this male joint connecting portion 12 is the axis structures extended to form from this base portion 11 1 end face axial; Its sidewall circumferentially extension is formed with fixture block 121, and this fixture block 121 is along the side-wall shaft of male joint connecting portion 12 to equally distributed multiple; Wherein, one group of opposing sidewalls of this fixture block 121 is plane, another group opposing sidewalls is arc surfaced, and the end face being positioned at the fixture block 121 of male joint connecting portion 12 outermost end also offers rectangular groove 122, and this rectangular recess 122 is offered along the vertical direction of fixture block 121 plane-like sidewalls is through.
This female joint 2 product corresponding with it is structure as a whole and is installed in this male joint 1 one end, and it offers one section of male joint pilot hole 21 from an end face axial; This male joint pilot hole 21 matches with the fixture block 121 of male joint 1, and namely one group of relative inner hole wall of male joint pilot hole 21 is plane, and another organizes relative inner hole wall is arc surfaced; Wherein, the inner hole wall of this male joint pilot hole 21 circumferentially also offers ringwise draw-in groove 211, the draw-in groove 211 of this annular is axially equally distributed multiple along the inner hole wall of male joint pilot hole 21, the plurality of draw-in groove 211 matches with multiple fixture blocks 121 of male joint 1, namely after male joint connecting portion 12 coupling of male joint 1 penetrates male joint pilot hole 21, half-twist can make draw-in groove 211 and fixture block 121 be connected again, and then makes male joint 1 and female joint 2 assembly connection.The axial side of this male joint pilot hole 21 is also provided with slide block putting hole 22, and this slide block putting hole 22 is communicated with the end of male joint pilot hole 21; The stage casing of this slide block putting hole 22 is radially through to be provided with latch stopper slot 221 and to be provided with spring retention chamber 23 along slide block putting hole 22 end, and meanwhile, the stage casing of this slide block putting hole 22 is provided with perforation 222 in the side vertical with latch stopper slot 221.
This slide block 3 coupling is installed in the slide block putting hole 22 of this female joint 2, it spring assembled shaft 33 comprising the standard shaft 31 in bar shape, the male joint department of assembly 32 axially extended to form along standard shaft 31 one end and axially extend to form along standard shaft 31 other end.Wherein, this standard shaft 31 is radially through offers pin hole 311, and the sidewall along pin hole 311 vertical direction is plane structure.This standard shaft 31 is also offering screw hole 312 with pin hole 311 in the direction intersected vertically, and the sidewall that this screw hole 312 is plane structure along standard shaft 31 is offered.Rectangular assembling block 321 is provided with in the middle part of the end face of this male joint department of assembly 32, this assembling block 321 matches with the groove 122 of the male joint connecting portion 12 of male joint 1, and this slide block 3 coordinates the male joint connecting portion 12 being assemblied in male joint 1 with groove 122 by assembling block 321.
This latch 4 coupling is arranged in the pin hole 311 of the standard shaft 31 of this slide block 3, and after assembling, the two ends of this latch 4 are slightly lower than the cylindrical of female joint 2.
In the spring assembled shaft 33 that this spring 5 is sheathed on this slide block 3 and one end coupling be embedded in the spring retention chamber 23 of this female joint 2.
This holding screw 6 is interior hexagonal flush end holding screw, is locked by this latch 4 in the screw hole 312 that its coupling of perforation 222 through this female joint 2 is installed in this slide block 3 with this slide block 3.
The present invention safely and fast connected mode is skillfully constructed, rationally, male and female joint is one-body molded with each self-corresponding product respectively, dismounting is simple, convenient and efficiency is high, and every place be threaded all can adopt, and can be used for the connection safely and fast between various instrument.
Safety quick joint reasonable in design of the present invention, bonding strength is high, can not produce slide fastener, long service life, and it is simple, convenient to install, and sound construction is reliable, is suitable for propagation and employment.
Above-described embodiment, just preferred embodiment of the present invention, is not used for limiting the scope of the present invention, therefore all equivalence changes done with content described in the claims in the present invention, all should be included within the claims in the present invention scope.
Claims (8)
1. a connected mode safely and fast, it is characterized in that, described safe connection mode is that male and female joint is one-body molded with each self-corresponding product respectively; Prepare a slide block and at the sheathed spring in slide block one end, slide block mated with the assembly of spring and loads in the slide block putting hole of female joint; Then, use after tool compresses spring shifts slide block onto position, the radially mobile along slide block inserts latch; Then, by screw, latch and slider locking are fixed; And then, male joint one end is penetrated in male joint pilot hole, and adopt the connected mode of fixture block and draw-in groove rotatable engagement by male and female joint assembly connection; Wherein, specifically one of fixture block group of opposing sidewalls is designed to plane, another group opposing sidewalls of fixture block is kept arc surfaced; One of pilot hole group of relative inner hole wall is designed to plane, another of pilot hole is organized relative inner hole wall and keep arc surfaced, circumferentially offer ringwise draw-in groove at the inner hole wall of pilot hole; Finally, one end male joint being provided with fixture block penetrates in male joint pilot hole, and by male joint half-twist in pilot hole, till the fixture block of male joint and the draw-in groove of female joint complete and be connected, so far complete the quick connection of male and female joint corresponding product separately.
2. based on a safety quick joint for connected mode safely and fast according to claim 1, it is characterized in that, described safety quick joint comprises male joint, female joint, slide block, latch, spring and holding screw;
Described male joint is the axle class formation be formed in one with product, the male joint connecting portion that described male joint comprises in cylindrical base portion and extends to form from described base portion one end face axial; Described base strip R groove and its offside has the part of little inner conical surface to be fishing neck; Described male joint connecting portion is cylindrical structure, and its sidewall circumferentially extension forms fixture block; One group of opposing sidewalls of described fixture block is plane, and another group opposing sidewalls is arc surfaced;
Described female joint and product are structure as a whole and are installed in described male joint one end, and described female joint offers one section of male joint pilot hole matched with described male joint connecting portion from an end face axial; One group of relative inner hole wall of described male joint pilot hole is plane, and another organizes relative inner hole wall is arc surfaced; The inner hole wall of described male joint pilot hole circumferentially also offers ringwise draw-in groove; Described male joint connecting portion coupling to penetrate in described male joint pilot hole half-twist again can make described draw-in groove and fixture block be connected; The end side of described male joint pilot hole offers slide block putting hole vertically; Described slide block putting hole is communicated with the end of described male joint pilot hole, its stage casing is radially through to be offered latch stopper slot and offers spring retention chamber along slide block putting hole end, meanwhile, the stage casing of described slide block putting hole is being that vertical side is provided with perforation with described stopper slot;
Described slide block coupling is installed in described slide block putting hole, and its one end coupling connects described male joint connecting portion, and the other end is arranged with spring, and stage casing is radially through offers pin hole; Described spring coupling is embedded in described spring retention chamber; The stage casing of described slide block is also provided with the screw hole intersected vertically with pin hole;
Described latch coupling is arranged in described pin hole; Described holding screw to be installed in described screw hole through described perforation coupling and described latch and slider locking to be fixed.
3. safety quick joint as claimed in claim 1, is characterized in that: the end face being positioned at the described fixture block of described male joint connecting portion outermost end also offers groove, and to be that the vertical direction of plane-like sidewalls is through along described fixture block offer described groove.
4. safety quick joint as claimed in claim 3, is characterized in that: the spring assembled shaft that described slide block comprises the standard shaft in column, the male joint department of assembly axially extended to form along described standard shaft one end and axially extends to form along the described standard shaft other end;
The assembling block with described groove match is provided with in the middle part of the end face of described male joint department of assembly; Described slide block is assemblied in described male joint connecting portion by described assembling block with coordinating of groove.
5. safety quick joint as claimed in claim 4, is characterized in that: described spring housing is located in described spring assembled shaft;
Described pin hole is offered along the radial direction of described slide block standard shaft is through;
Described standard shaft is that plane structure is embedded with described screw hole along the sidewall of described pin hole vertical direction.
6. safety quick joint as claimed in claim 2, is characterized in that: described fixture block is along the side-wall shaft of described connecting portion to equally distributed multiple;
Described draw-in groove is axially equally distributed multiple along the inner hole wall of described male joint pilot hole, and described multiple draw-in groove and described multiple fixture blocks match each other.
7. safety quick joint as claimed in claim 2, it is characterized in that: after described latch assembles, its two ends are slightly lower than the cylindrical of described female joint.
8. safety quick joint as claimed in claim 2, is characterized in that: described holding screw is interior hexagonal flush end holding screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410531201.4A CN104405363A (en) | 2014-10-10 | 2014-10-10 | Safe fast connecting mode and safe fast connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410531201.4A CN104405363A (en) | 2014-10-10 | 2014-10-10 | Safe fast connecting mode and safe fast connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104405363A true CN104405363A (en) | 2015-03-11 |
Family
ID=52643019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410531201.4A Pending CN104405363A (en) | 2014-10-10 | 2014-10-10 | Safe fast connecting mode and safe fast connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104405363A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109273928A (en) * | 2018-09-25 | 2019-01-25 | 河南速达电动汽车科技有限公司 | A kind of connector and its female connector, Male connector |
| CN109973078A (en) * | 2019-03-26 | 2019-07-05 | 西华大学 | A kind of auxiliary MWD efficiently enters well tool |
| CN110578479A (en) * | 2019-08-26 | 2019-12-17 | 李旭东 | Novel flange type oil pipe nipple for oil field |
| CN114776265A (en) * | 2022-03-29 | 2022-07-22 | 中煤科工集团西安研究院有限公司 | Flexible inserting device and method for sieve tube |
| CN115354977A (en) * | 2022-10-19 | 2022-11-18 | 北京恒利新源地热能科技有限公司 | Joint for a discharge rod |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109273928A (en) * | 2018-09-25 | 2019-01-25 | 河南速达电动汽车科技有限公司 | A kind of connector and its female connector, Male connector |
| CN109973078A (en) * | 2019-03-26 | 2019-07-05 | 西华大学 | A kind of auxiliary MWD efficiently enters well tool |
| CN109973078B (en) * | 2019-03-26 | 2022-11-01 | 香港中文大学(深圳)城市地下空间及能源研究院 | Auxiliary MWD high-efficiency well entering tool |
| CN110578479A (en) * | 2019-08-26 | 2019-12-17 | 李旭东 | Novel flange type oil pipe nipple for oil field |
| CN114776265A (en) * | 2022-03-29 | 2022-07-22 | 中煤科工集团西安研究院有限公司 | Flexible inserting device and method for sieve tube |
| CN115354977A (en) * | 2022-10-19 | 2022-11-18 | 北京恒利新源地热能科技有限公司 | Joint for a discharge rod |
| CN115354977B (en) * | 2022-10-19 | 2023-02-07 | 北京恒利新源地热能科技有限公司 | Joint for a discharge rod |
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Application publication date: 20150311 |
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