Multi-pipeline access confluence device
Technical Field
The invention belongs to the field of pipelines, and particularly relates to a multi-pipeline access converging device.
Background
The pipeline engineering is a comprehensive engineering applying various modern scientific technologies, and comprises a large number of general construction and installation engineering, and also comprises some engineering construction with profession, professional equipment and construction technology. One pipeline consumes dozens of thousands of tons of steel and millions of tons, the investment sometimes needs billions of dollars, the engineering scale is huge, and the pipeline is regarded as a large and comprehensive industrial construction project by countries all over the world.
In the laying process of pipeline, often need converge the pipeline of a plurality of directions to a main pipeline simultaneously, and because the direction angle of the pipeline that a plurality of directions converge and come is changeable, the butt joint degree of difficulty between pipeline and the main pipeline has been increased, need customize special return bend according to the angle between pipeline and the main pipeline, need customize the return bend of different bending angle between the pipeline of equidirectional and the main pipeline, rethread return bend realizes being connected between the two, realize in the use, the seepage also appears easily in the junction. And because the kneck of same main pipe need be connected with between a plurality of pipelines for the kneck of main pipe also appears blockking up the condition easily, the return bend connected mode that takes among the prior art, also be convenient for follow-up maintenance mediation processing to the kneck of main pipe.
Disclosure of Invention
The invention aims to provide a multi-pipeline access confluence device aiming at the defects in the prior art, and provides the multi-pipeline access confluence device, so that the butt joint between a pipeline and a main pipeline is simpler, the butt joint between pipelines with different angles and the main pipeline can be realized through one confluence device, the connection difficulty between the pipeline and the main pipeline is effectively simplified, and meanwhile, the confluence device can play a certain buffering role, so that the impact force of water flow flowing into the main pipeline subsequently is buffered to a certain extent.
In order to solve the technical problems, the invention adopts the following technical scheme:
the utility model provides a device that converges that multi-pipe access which characterized in that: the novel pipe joint comprises a confluence joint, wherein the inside of the confluence joint is of a hollow structure, a sealing cover is arranged on the top surface of the confluence joint, an overhauling handle is arranged on the top surface of the sealing cover, a confluence pipe is arranged on the bottom surface of the confluence joint, external threads are arranged at the end part of the confluence pipe, connecting pipes are arranged on the four side walls of the confluence joint, the pipe diameter centers of the four connecting pipes are all on the same horizontal plane, the end parts of the four connecting pipes are connected with confluence pipes, the confluence pipes are connected with the connecting pipes through rotating cylinders, one end of each rotating cylinder is sleeved with the corresponding connecting pipe through threads, the other end of each rotating cylinder is clamped with the confluence pipe, the confluence pipes are fixed with the rotating cylinders in a limiting manner through fastening screws, each rotating cylinder comprises a left half arc cylinder and a right half arc cylinder, arc grooves are arranged on the inner side walls of the left half arc cylinder and the right half arc cylinder, an annular groove is formed between the two arc grooves, the other end of the left half-arc cylinder is fixedly connected with the other end of the right half-arc cylinder through a connecting bolt.
Furthermore, the interior of the confluence joint is provided with a filter assembly, the filter assembly comprises a filter screen disc and a support frame body, the support frame body is fixed with the inner side wall screw of the confluence joint, the filter screen disc is positioned above the support frame body, the filter screen disc is clamped and limited with the support frame body, the filter assembly can perform certain filtering action on fluid confluent in the confluence joint to remove impurity particles in the fluid and avoid the impurity particles from entering a main pipeline to cause the blockage of the main pipeline, meanwhile, the confluence joint can also play a certain buffering role to prevent the fluid confluent by a plurality of pipelines from directly flowing into the main pipeline once, the fluid can cause larger extrusion on the pipe wall of the main pipeline, so that cracks are easy to occur at the joint of the main pipeline, the design of the screw fixation of the inner side wall of the support frame body and the confluence joint can ensure the installation firmness of the support frame body, thereby ensuring the firmer installation of the filter screen disc, the design that the filter screen disc and the support frame body are clamped and limited can facilitate the disassembly and the assembly of the filter screen disc.
Furthermore, the support frame body comprises a side frame body and a grating frame, slots are arranged on the four corners of the side frame body, inserting blocks are arranged on the four corners of the bottom surface of the filter screen disc, the inserting blocks are matched with the slots, the height of the inserting blocks is at least 2 times of the height of the slots, the grating frame is combined with the side frame body, the integral structural strength of the support frame body is effectively ensured, the filter screen disc supported above is more stable, the design of the slots and the inserting blocks can realize the clamping limit between the filter screen disc and the support frame body, the subsequent cleaning and replacement of the filter screen disc are convenient, the height of the inserting blocks is at least 2 times of the height of the slots, the filter screen disc can be ensured to have certain shaking allowance, when the fluid impacts the filter screen disc, so that the surface of the filter screen disc shakes, the slots extend out of the parts of the inserting blocks after the inserting blocks are inserted into the slots, and when the filter screen disc drives the, the inserting block can not fall off from the inserting groove, and the structural stability of the filtering component is further ensured.
Further, the grid frame is located the frame internally, grid frame and side frame body are integrated into one piece structure, the grid hole position on the grid frame is corresponding with the mesh position on the filter screen dish, the grid frame can guarantee the sound construction performance of support frame body with the design of side frame body for integrated into one piece structure, the actual machine-shaping of also being convenient for, the corresponding design in mesh position on grid hole position on the grid frame and the filter screen dish, accord with the requirement of reality, when guaranteeing grid frame again to filter screen dish supporting role, can not shelter from the mesh again, be convenient for the fluid down flow from the mesh.
Furthermore, the converging pipe comprises a horizontal pipe section and a vertical pipe section, the horizontal pipe section and the vertical pipe section are arranged perpendicular to each other, the horizontal pipe section and the vertical pipe section are of an integrally formed structure, a circle of convex ring is arranged on the outer side wall of the end part of the horizontal pipe section, the convex ring is matched with the annular groove, the convex ring is clamped in the annular groove, the convex ring is limited and fixed with the rotary cylinder through a set screw, the set screw penetrates through the rotary cylinder and extends into the annular groove to be in abutting contact with the surface of the convex ring, the design of the convex ring can facilitate the clamping limit between the horizontal pipe section and the rotary cylinder, and the horizontal pipe section can rotate 360 degrees around the annular groove through the convex ring, thereby realize the adjustment to vertical pipe section angle for vertical pipe section can be adjusted according to the access angle of different pipelines, and the holding screw can be again after vertical pipe section and pipeline installation, spacing with the horizontal pipe section, makes the horizontal pipe section can't continue to rotate.
Furthermore, the end part of the horizontal pipe section is provided with an extension pipe section, the extension pipe section and the horizontal pipe section are of an integrated structure, the outer diameter of the extension pipe section is matched with the inner diameter of the connecting pipe, the horizontal pipe section extends into the connecting pipe through the extension pipe section, the extension pipe section can enable the end part of the horizontal pipe section to extend into the connecting pipe, the water outlet of the extension pipe section is located in the connecting pipe, and the outer diameter of the extension pipe section is matched with the inner diameter of the connecting pipe, so that the extension pipe section is in seamless clamping connection with the connecting pipe when extending into the connecting pipe, and after the influx pipe guides fluid to enter, the direct export from extending the pipeline section enters into the connecting pipe, enters into from the connecting pipe again and converges and connect inside, and the fluid need not the inside wall through rotatory section of thick bamboo, prevents effectively that the fluid from coming out from the seam crossing seepage of rotatory section of thick bamboo, and structural design is ingenious more reasonable, uses the operation also convenience more.
Further, the tip of vertical pipe section is provided with the sealing plug, the sealing plug cup joints with vertical pipe section screw thread, the junction of sealing plug and vertical pipe section is provided with the sealing ring, the design of sealing plug can be in vertical pipe section non-use, seal it through the sealing plug, avoid impurity granule etc. to enter into vertical pipe section in, cause the jam of follow-up pipeline, the screw thread cup joints can ensure the sealing performance of being connected between sealing plug and the vertical pipe section, the design of sealing ring can further improve the joint strength of sealing plug and vertical pipe section.
Further, the border department of the four lateral walls of the joint that converges all is provided with fixed ear, be provided with the locating hole on the fixed ear, the design of fixed ear can be supported fixedly with the joint that converges through other auxiliary members, the locating hole can be more convenient for fixed ear and other auxiliary members between be connected fixedly, after being connected between joint and the main pipeline that converges, it is fixed to connect the joint that converges, make the structure that joins in marriage more firm, effectively prevent to converge and connect the emergence and rock, be more convenient for follow-up the joint that converges and be connected between the pipeline of other branches.
Further, the both ends of a rotatory section of thick bamboo all are provided with the elastic sleeve ring, and the elastic sleeve ring cup joints on a rotatory section of thick bamboo, and the design of the elastic sleeve ring can tighten the cover jail between a left side half arc section of thick bamboo and the right half arc section of thick bamboo for the firm more reliable of structure of a rotatory section of thick bamboo makes the seam crossing between a left side half arc section of thick bamboo and the right half arc section of thick bamboo closely laminate, indirectly improves the joint sealing performance between bulge loop and the annular.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
when the invention is actually installed, firstly, the rotating cylinder is connected with the gathering pipe, then the connecting bolt is unscrewed, a certain angle is opened between the left half arc cylinder and the right half arc cylinder, then one end of the gathering pipe with the convex ring is clamped, so that the convex ring corresponds to the arc-shaped groove, then the left half arc cylinder and the right half arc cylinder are closed, the convex ring is just clamped into the ring groove, the left half arc cylinder and the right half arc cylinder are limited and fixed by the connecting bolt, then the elastic sleeve ring is sleeved on the outer wall of the rotating cylinder, the insertion hole of the fastening screw is reserved, then the gathering pipe and the installation assembly of the rotating cylinder are connected with the connecting pipes, the rotating cylinder and the connecting cylinder are connected in a threaded manner, after the gathering pipes are installed on the four connecting pipes, the gathering pipe at the bottom of the gathering joint is connected with the main pipeline in a threaded manner, then whether the gathering joint is further limited and fixed by the fixing lugs is selected according to the actual installation position and installation requirements of the pipeline, and finally, butting a plurality of pipelines and the confluence joint, selecting confluence pipes in different directions on the confluence joint according to the introduction directions of different pipelines, adjusting the angles of the confluence pipes according to the actual introduction angles of the butted pipelines, rotating a convex ring on the confluence pipes around an annular groove on a rotating cylinder until a vertical section on the confluence pipes rotates to correspond to an interface of the pipelines, connecting the end part of the vertical section with the pipelines, after the end part of the vertical section is butted with the pipelines, compressing and limiting the confluence pipes through a fastening screw, and enabling the confluence pipes not to rotate continuously.
The invention has compact and reasonable integral structure design and convenient and simple use and operation, can simultaneously butt joint a plurality of pipelines and a main pipeline through the confluence joint, effectively ensures the connection tightness of the joint, can actually adjust the confluence pipe on the confluence joint according to the introduction directions and angles of different pipelines, realizes simple sleeve joint or threaded joint between the pipelines and the confluence pipe, can simultaneously realize filtration treatment on confluent fluid through the filtering component in the confluence joint, and can reduce the water pressure of the subsequent fluid confluent into the main pipeline to protect the main pipeline.
The multi-pipeline access converging device is simple in structure and strong in practicability, the butt joint between the pipelines and the main pipeline is simpler, the butt joint between the pipelines with different angles and the main pipeline can be realized through one converging device, the connection difficulty between the pipelines and the main pipeline is effectively simplified, and meanwhile, the converging device can play a certain buffering role, so that the impact force of water flow flowing into the main pipeline subsequently is buffered to a certain extent.
Drawings
The invention will be further described with reference to the accompanying drawings in which:
FIG. 1 is a schematic structural diagram of a multi-channel access bus device according to the present invention;
FIG. 2 is a schematic view of the installation structure of the filter assembly and the bus bar connector according to the present invention;
FIG. 3 is a schematic view of the filter assembly of the present invention;
FIG. 4 is a schematic view of a rotary drum according to the present invention;
FIG. 5 is a schematic structural view of the left half arc cylinder and the right half arc cylinder of the present invention;
FIG. 6 is a schematic view of an installation structure of the inlet pipe and the rotary cylinder according to the present invention;
FIG. 7 is a schematic view of the installation structure among the connecting tube, the rotary cylinder and the inlet tube;
FIG. 8 is a schematic view of the structure of a manifold according to the present invention;
FIG. 9 is a schematic view of the position structure of the bus bar joint and the connecting tube according to the present invention;
fig. 10 is a schematic view of an installation structure of the filter screen disc and the support frame body according to the present invention.
In the figure: 1-a bus bar joint; 2-sealing cover; 3, overhauling a handle; 4-a junction pipe; 5-external thread; 6-connecting pipe; 7-a sink pipe; 8-rotating the drum; 9-set screws; 10-left half arc cylinder; 11-right half arc cylinder; 12-an arc-shaped groove; 13-ring groove; 14-connecting bolts; 15-a filter assembly; 16-a filter screen disc; 17-a support frame body; 18-side frame body; 19-a grid frame; 20-a slot; 21-an insert block; 22-a gate hole; 23-mesh; 24-horizontal pipe section; 25-a vertical pipe section; 26-a convex ring; 27-an extension pipe section; 28-sealing plug; 29-fixing the ear; 30-positioning holes; 31-elastic collar.
Detailed Description
As shown in fig. 1 to 10, the multi-pipeline accessed confluence device of the present invention includes a confluence connector 1, the inside of the confluence connector 1 is a hollow structure, the hollow structure facilitates installation of a filter assembly 15, a sealing cover 2 is disposed on the top surface of the confluence connector 1, maintenance of the inside of the confluence connector 1 can be achieved by opening the sealing cover 2, disassembly, assembly and cleaning of the filter assembly 15 in the confluence connector 1 are also facilitated, an inspection handle 3 is disposed on the top surface of the sealing cover 2, the design of the inspection handle 3 can facilitate opening and closing of the sealing cover 2, actual taking is facilitated, and the design is more humanized. Be provided with the union pipe 4 on the bottom surface of the union joint 1 that converges, the tip of the union pipe 4 that converges is provided with external screw thread 5, external screw thread 5 can be convenient for converge the screw thread between pipe 4 and the main pipe and cup joint, simplify the connection degree of difficulty between union joint 1 and the main pipe, all be provided with connecting pipe 6 on the four lateral walls of union joint 1 that converges, the pipe diameter center of four connecting pipes 6 is all on same horizontal plane, the pipe diameter center of four connecting pipes 6 all can be convenient for control the mounted position of filter assembly 15 in union joint 1 that converges to the design on same horizontal plane, ensure that the fluid that the equidirectional transport was carried just can down flow after filter assembly 15's filtration buffering, structural design is more reasonable.
The end parts of the four connecting pipes 6 are all connected with a gathering pipe 7, the gathering pipe 7 is connected with the connecting pipes 6 through a rotating cylinder 8, one end of the rotating cylinder 8 is in threaded sleeve connection with the connecting pipes 6, the other end of the rotating cylinder 8 is clamped with the gathering pipe 7, the gathering pipe 7 is limited and fixed with the rotating cylinder 8 through a set screw 9, the gathering pipe 7 comprises a horizontal pipe section 24 and a vertical pipe section 25, the horizontal pipe section 24 and the vertical pipe section 25 are mutually and vertically arranged, the horizontal pipe section 24 and the vertical pipe section 25 are of an integrated structure, the outer side wall of the end part of the horizontal pipe section 24 is provided with a circle of convex ring 26, the convex ring 26 is matched with the annular groove 13, the convex ring 26 is clamped in the annular groove 13, the convex ring 26 is limited and fixed with the rotating cylinder 8 through the set screw 9, the set screw 9 extends into the annular groove 13 through the rotating cylinder 8 and is in abutting contact with the surface of the convex ring 26, the design of the convex ring 26 can facilitate the clamping, and horizontal pipe section 24 can encircle annular groove 13 through bulge loop 26 and make 360 rotations to realize the adjustment to vertical pipe section 25 angle, make vertical pipe section 25 can adjust according to the access angle of different pipelines, set screw 9 can again vertical pipe section 25 with the pipeline installation after, with horizontal pipe section 24 spacing, make horizontal pipe section 24 can not continue to rotate.
The end part of the horizontal pipe section 24 is provided with an extension pipe section 27, the extension pipe section 27 and the horizontal pipe section 24 are of an integrated structure, the outer diameter of the extension pipe section 27 is matched with the inner diameter of the connecting pipe 6, the horizontal pipe section 24 extends into the connecting pipe 6 through the extension pipe section 27, the extension pipe section 27 can enable the end part of the horizontal pipe section 24 to extend to the connecting pipe 6, the water outlet of the extension pipe section 27 is located in the connecting pipe 6, the outer diameter of the extension pipe section 27 is matched with the inner diameter of the connecting pipe 6, when the extension pipe section 27 extends into the connecting pipe 6, the extension pipe section 27 is in seamless clamping connection with the connecting pipe 6, after the afflux pipe 7 guides fluid to enter, the fluid directly enters the connecting pipe 6 from the outlet of the extension pipe section 27 and then enters the afflux joint 1 from the connecting pipe 6, the fluid does not need to pass through the inner side wall of the, the use and operation are more convenient.
The end of the vertical pipe section 25 is provided with a sealing plug 28, the sealing plug 28 is in threaded sleeve joint with the vertical pipe section 25, a sealing ring is arranged at the joint of the sealing plug 28 and the vertical pipe section 25, the sealing plug 28 can be sealed by the sealing plug 28 when the vertical pipe section 25 is not used, impurity particles and the like are prevented from entering the vertical pipe section 25, subsequent pipelines are prevented from being blocked, the threaded sleeve joint can ensure the connection sealing performance between the sealing plug 28 and the vertical pipe section 25, and the connection strength between the sealing plug 28 and the vertical pipe section 25 can be further improved by the design of the sealing ring.
A rotating cylinder 8 comprises a left half-arc cylinder 10 and a right half-arc cylinder 11, arc-shaped grooves 12 are formed in the inner side walls of the left half-arc cylinder 10 and the right half-arc cylinder 11, annular grooves 13 are formed between the two arc-shaped grooves 12, the end portions of the gathering pipes 7 are connected in the annular grooves 13 in a clamped mode, one end of the left half-arc cylinder 10 is hinged to one end of the right half-arc cylinder 11, and the other end of the left half-arc cylinder 10 is fixedly connected with the other end of the right half-arc cylinder 11 through a connecting bolt 14. Both ends of a rotatory section of thick bamboo 8 all are provided with the elastic sleeve ring 31, and the elastic sleeve ring 31 cup joints on a rotatory section of thick bamboo 8, and the design of the elastic sleeve ring 31 can be with tightening the cover jail between a left side half-arc section of thick bamboo 10 and a right side half-arc section of thick bamboo 11 for the firm more reliable of a rotatory 8 structure, make the seam crossing between a left side half-arc section of thick bamboo 10 and a right side half-arc section of thick bamboo 11 closely laminate, indirectly improve the joint sealing performance between bulge loop 26 and the annular 13.
The interior of the confluence joint 1 is provided with a filter assembly 15, the filter assembly 15 comprises a filter screen disc 16 and a support frame body 17, the support frame body 17 is fixed with the inner side wall screw of the confluence joint 1, the filter screen disc 16 is positioned above the support frame body 17, the filter screen disc 16 is clamped and limited with the support frame body 17, the filter assembly 15 can perform certain filtering action on fluid converged in the confluence joint 1, impurity particles in the fluid are removed, the impurity particles are prevented from entering a main pipeline to cause the blockage of the main pipeline, meanwhile, the confluence joint 1 can also play a certain buffering role, the fluid converged by a plurality of pipelines is prevented from directly flowing into the main pipeline at once, the fluid causes larger extrusion on the pipe wall of the main pipeline, so that cracks are easy to occur at the joint of the main pipeline, the support frame body 17 and the inner side wall screw of the confluence joint 1 are fixed, the installation firmness of the support frame body 17 can be ensured, thereby make the installation of filter screen dish 16 more firm, filter screen dish 16 and the spacing design of support body 17 joint can be convenient for filter screen dish 16 the dismantlement and the installation.
The support frame body 17 comprises a side frame body 18 and a grating frame 19, slots 20 are arranged on four corners of the side frame body 18, insertion blocks 21 are arranged on four corners of the bottom surface of the filter screen disc 16, the insertion blocks 21 are matched with the slots 20, the height of the insertion blocks 21 is at least 2 times of the height of the slots 20, the grating frame 19 is combined with the side frame body 18, the overall structural strength of the support frame body 17 is effectively ensured, the filter screen disc 16 supported above is more stable, the clamping limit between the filter screen disc 16 and the support frame body 17 can be realized through the design of the slots 20 and the insertion blocks 21, the subsequent cleaning and replacement of the filter screen disc 16 are convenient, the design that the height of the insertion blocks 21 is at least 2 times of the height of the slots 20 can ensure that the filter screen disc 16 has certain shaking allowance, when fluid impacts the filter screen disc 16 to cause shaking on the surface of the filter screen disc 16, the slots 20 extend out of the insertion blocks 21, when the filter screen disc 16 drives the insertion block 21 to slide, the insertion block 21 will not fall off from the slot 20, so as to further ensure the structural stability of the filter assembly 15.
Grid 19 is located side frame 18, grid 19 and side frame 18 are integrated into one piece structure, grid 22 position on grid 19 corresponds with mesh 23 position on the filter screen dish 16, grid 19 and the design that side frame 18 is integrated into one piece structure can ensure the sound construction performance of support frame 17, also be convenient for actual machine-shaping, grid 22 position on grid 19 and the design that mesh 23 position on the filter screen dish 16 corresponds, accord with actual requirement, when guaranteeing grid 19 to filter screen dish 16 supporting role again, can not shelter from mesh 23 again, be convenient for fluid from mesh 23 down flow.
The border department of the four lateral walls of the union coupling 1 all is provided with fixed ear 29, be provided with locating hole 30 on the fixed ear 29, the design of fixed ear 29 can support the union coupling 1 fixedly through other auxiliary members, locating hole 30 can be more convenient for fixed ear 29 and other auxiliary members between be connected fixedly, after being connected between union coupling 1 and the main pipeline, it is fixed to connect 1 to converge, make the structure of union coupling 1 more firm, effectively prevent that union coupling 1 from taking place to rock, be more convenient for follow-up union coupling 1 and other pipeline between be connected.
When the invention is actually installed, firstly, the rotating cylinder is connected with the gathering pipe, then the connecting bolt is unscrewed, a certain angle is opened between the left half arc cylinder and the right half arc cylinder, then one end of the gathering pipe with the convex ring is clamped, so that the convex ring corresponds to the arc-shaped groove, then the left half arc cylinder and the right half arc cylinder are closed, the convex ring is just clamped into the ring groove, the left half arc cylinder and the right half arc cylinder are limited and fixed by the connecting bolt, then the elastic sleeve ring is sleeved on the outer wall of the rotating cylinder, the insertion hole of the fastening screw is reserved, then the gathering pipe and the installation assembly of the rotating cylinder are connected with the connecting pipes, the rotating cylinder and the connecting cylinder are connected in a threaded manner, after the gathering pipes are installed on the four connecting pipes, the gathering pipe at the bottom of the gathering joint is connected with the main pipeline in a threaded manner, then whether the gathering joint is further limited and fixed by the fixing lugs is selected according to the actual installation position and installation requirements of the pipeline, and finally, butting a plurality of pipelines and the confluence joint, selecting confluence pipes in different directions on the confluence joint according to the introduction directions of different pipelines, adjusting the angles of the confluence pipes according to the actual introduction angles of the butted pipelines, rotating a convex ring on the confluence pipes around an annular groove on a rotating cylinder until a vertical section on the confluence pipes rotates to correspond to an interface of the pipelines, connecting the end part of the vertical section with the pipelines, after the end part of the vertical section is butted with the pipelines, compressing and limiting the confluence pipes through a fastening screw, and enabling the confluence pipes not to rotate continuously.
The invention has compact and reasonable integral structure design and convenient and simple use and operation, can simultaneously butt joint a plurality of pipelines and a main pipeline through the confluence joint, effectively ensures the connection tightness of the joint, can actually adjust the confluence pipe on the confluence joint according to the introduction directions and angles of different pipelines, realizes simple sleeve joint or threaded joint between the pipelines and the confluence pipe, can simultaneously realize filtration treatment on confluent fluid through the filtering component in the confluence joint, and can reduce the water pressure of the subsequent fluid confluent into the main pipeline to protect the main pipeline.
The multi-pipeline access converging device is simple in structure and strong in practicability, the butt joint between the pipelines and the main pipeline is simpler, the butt joint between the pipelines with different angles and the main pipeline can be realized through one converging device, the connection difficulty between the pipelines and the main pipeline is effectively simplified, and meanwhile, the converging device can play a certain buffering role, so that the impact force of water flow flowing into the main pipeline subsequently is buffered to a certain extent.
The above is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any simple variations, equivalent substitutions or modifications based on the present invention to achieve substantially the same technical effects are within the scope of the present invention.