CN216666775U

CN216666775U - Can improve butt joint stability and prevent hydraulic engineering pipeline connection structure of leaking

Info

Publication number: CN216666775U
Application number: CN202123237112.3U
Authority: CN
Inventors: 陈华光
Original assignee: Sanming Xinlong Construction Engineering Co ltd
Current assignee: Sanming Xinlong Construction Engineering Co ltd
Priority date: 2021-12-21
Filing date: 2021-12-21
Publication date: 2022-06-03
Anticipated expiration: 2031-12-21

Abstract

The utility model discloses a leakage-proof hydraulic engineering pipeline connecting structure capable of improving butt joint stability, which comprises a limiting butt joint block and fluid transmission pipelines, wherein the fluid transmission pipelines are arranged on the left side and the right side of the limiting butt joint block; further comprising: positioning side blocks are fixedly arranged on the left side and the right side of the limiting butt-joint block, a central screw rod is arranged in the middle of each positioning side block, and a moving block is arranged on each central screw rod; the main air bag is fixedly arranged inside the positioning side block, the main air bag is connected with one end of the conveying pipe, and the other end of the conveying pipe extends into the positioning side block; and the clamping rod is arranged on the side of the extrusion groove, and the clamping rod and the positioning side block are mutually connected through an internal spring. This can improve butt joint stability and prevent hydraulic engineering pipeline connection structure of leaking can conveniently carry out stable spacing between its adjacent pipeline at the in-process that uses, can seal the junction of pipeline at spacing in-process simultaneously.

Description

Can improve butt joint stability and prevent hydraulic engineering pipeline connection structure of leakage

Technical Field

The utility model relates to the technical field of hydraulic engineering, in particular to a hydraulic engineering pipeline connecting structure capable of improving butt joint stability and preventing leakage.

Background

Hydraulic engineering is the surface water and the groundwater that are used for controlling and allotment nature to reach the harmfulness of removing and make good use of purpose and the engineering of building, all need lay its conduit at hydraulic engineering construction's in-process usually, in order to facilitate two pipelines to dock at the in-process that the pipeline was laid, will all use corresponding pipeline connection structure to carry on spacingly to it usually.

However, the existing pipe connection structure has the following problems:

the utility model discloses a pipeline connecting device for hydraulic engineering of CN211059545U, including hydraulic engineering pipeline, outer fixed cowling and switch-on connection limit, the outside of hydraulic engineering pipeline is provided with outer fixed cowling, give.

We have therefore proposed a hydraulic engineering pipe connection structure that can improve the butt stability against leakage, so as to solve the problems set forth above.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a leakage-proof hydraulic engineering pipeline connecting structure capable of improving butt joint stability, and aims to solve the problems that the existing pipeline connecting structure in the market only can limit adjacent pipelines when the adjacent pipelines are butted so as to ensure the stability between the pipelines, but seals the joints of the pipelines while limiting the pipelines, so that the leakage of fluid conveyed by the pipeline connecting structure is caused due to poor sealing property when the pipelines are connected.

In order to achieve the purpose, the utility model provides the following technical scheme: a water conservancy project pipeline connecting structure capable of improving butt joint stability and preventing leakage comprises a limiting butt joint block and fluid transmission pipelines, wherein the fluid transmission pipelines are arranged on the left side and the right side of the limiting butt joint block;

further comprising:

positioning side blocks are fixedly arranged on the left side and the right side of the limiting butt-joint block, a central screw rod is arranged in the middle of each positioning side block, and a moving block is arranged on each central screw rod;

the main air bag is fixedly arranged inside the positioning side block, the main air bag is connected with one end of the conveying pipe, and the other end of the conveying pipe extends into the positioning side block;

the piston block is arranged in the positioning side block, the piston block and the positioning side block are mutually connected through a return spring for providing return elasticity, and the side of the piston block is inwards sunken to form an extrusion groove;

the clamping rod is arranged on the side of the extrusion groove, and the clamping rod and the positioning side block are connected with each other through a built-in spring;

and the drainage tube is used for connecting the main airbag and the sealing airbag, and the sealing airbag is arranged on the inner side of the limiting butt joint block.

Preferably, the central screw rod is in threaded connection with the moving block, the moving block is arranged in a U-shaped structure, and the moving block and the main airbag are located on the same straight line.

Through adopting above-mentioned technical scheme, can make threaded connection's movable block move through the rotation of central screw rod, thereby can extrude the main gasbag through the removal of movable block.

Preferably, the cross section of the moving block is rectangular, the outer wall of the moving block is attached to the inner wall of the positioning side block, and the moving block is connected with the positioning side block in a sliding mode.

Through adopting above-mentioned technical scheme, thereby can avoid the movable block to follow central screw and carry out synchronous revolution through the rectangle that the movable block cross-section set up, utilize the mutual laminating between movable block and the location side piece simultaneously to can improve the stability that the movable block moved on location side piece.

Preferably, the diameter of the end part of the piston block is equal to the inner diameter of the positioning side block, and an elastic telescopic structure is formed between the piston block and the positioning side block through a return spring.

Through adopting above-mentioned technical scheme, thereby utilize reset spring's setting can make the piston piece after the removal rebound to reset.

Preferably, the extrusion groove and the outer end of the clamping rod are mutually attached, and the attaching surface between the extrusion groove and the outer end of the clamping rod is an inclined surface.

Through adopting above-mentioned technical scheme, thereby utilize the removal in extrusion groove to can push the extrusion to the clamping rod under the effect of hypotenuse.

Preferably, an elastic telescopic structure is formed between the clamping rod and the positioning side block through an internal spring, and the inner end of the clamping rod extends into the limiting butt-joint block.

By adopting the technical scheme, the fluid transmission pipeline can be conveniently clamped and limited by the movement of the clamping rods on the positioning side block.

Preferably, the sealing air bag is arranged in an annular structure, and the sealing air bag and the main air bag are communicated with each other through a drainage tube.

Through adopting above-mentioned technical scheme, thereby can make its inside gas to enter into the inside of sealed gasbag through the drainage tube after the main gasbag pressurized.

Compared with the prior art, the utility model has the beneficial effects that: the anti-leakage hydraulic engineering pipeline connecting structure capable of improving the butt joint stability can be used for conveniently and stably limiting the adjacent pipelines in the using process and sealing the connecting positions of the pipelines in the limiting process;

1. the clamping rod is arranged, the main air bag can be extruded through the movement of the positioning side block, at the moment, air in the main air bag enters the positioning side block through the conveying pipe, the piston block can be pushed to move through the air filled in the positioning side block, therefore, the clamping rod is pushed and extruded through the extrusion groove in the piston block, and the movable clamping block is utilized to limit the fluid conveying pipeline;

2. the main air bag is provided with a sealing air bag, partial gas in the main air bag enters the sealing air bag through the drainage tube after being pressurized, and the inner side of the sealing air bag is attached to the surface of the fluid transmission pipeline through the expansion of the sealing air bag after being filled with the gas, so that the fluid transmission pipeline is sealed, and the outward leakage of the conveyed fluid is avoided.

Drawings

FIG. 1 is a schematic overall perspective view of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic top view of the push rod and the squeeze groove of the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 3 according to the present invention;

FIG. 5 is a schematic side sectional view of the spacing block and the clamping bar of the present invention.

In the figure: 1. a limiting butt joint block; 2. a fluid transfer conduit; 3. positioning the side block; 4. a central screw; 5. a moving block; 6. a delivery pipe; 7. a piston block; 8. a return spring; 9. extruding a groove; 10. a clamping rod; 11. a built-in spring; 12. a drainage tube; 13. sealing the air bag; 14. a main airbag.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a can improve the joint stability and prevent the water conservancy project pipeline linkage structure of the leakage, including spacing butt joint block 1 and fluid transmission pipeline 2, the left and right sides of spacing butt joint block 1 have fluid transmission pipelines 2; further comprising: the left side and the right side of the limiting butt joint block 1 are fixedly provided with positioning side blocks 3, the middle parts of the positioning side blocks 3 are provided with central screw rods 4, and moving blocks 5 are arranged on the central screw rods 4; the main airbag 14 is fixedly arranged inside the positioning side block 3, the main airbag 14 is mutually connected with one end of the conveying pipe 6, and the other end of the conveying pipe 6 extends into the positioning side block 3; the piston block 7 is arranged in the positioning side block 3, the piston block 7 and the positioning side block 3 are connected with each other through a return spring 8 for providing return elasticity, and the side of the piston block 7 is inwards sunken to form an extrusion groove 9; the clamping rods 10 are arranged on the sides of the extrusion grooves 9, and the clamping rods 10 and the positioning side blocks 3 are connected with each other through built-in springs 11; the central screw rod 4 is in threaded connection with the moving block 5, the moving block 5 is arranged in a U-shaped structure, and the moving block 5 and the main airbag 14 are positioned on the same straight line. The section of the moving block 5 is rectangular, the outer wall of the moving block 5 is attached to the inner wall of the positioning side block 3, and the moving block 5 is connected with the positioning side block 3 in a sliding mode. The end diameter of the piston block 7 is equal to the inner diameter of the positioning side block 3, and an elastic telescopic structure is formed between the piston block 7 and the positioning side block 3 through a return spring 8. The outer ends of the extrusion groove 9 and the clamping rod 10 are mutually attached, and the attaching surface between the extrusion groove 9 and the outer end of the clamping rod 10 is an inclined surface. An elastic telescopic structure is formed between the clamping rod 10 and the positioning side block 3 through an internal spring 11, and the inner end of the clamping rod 10 extends into the limiting butt joint block 1.

As shown in fig. 1-5, when the connection between the adjacent fluid transmission pipelines 2 is required, the fluid transmission pipelines 2 are correspondingly inserted into the limiting butt-joint block 1, at this time, the central screw rod 4 is rotated, the rotation of the central screw rod 4 can move the moving block 5 in threaded connection, the main airbag 14 can be extruded through the movement of the moving block 5, part of the gas in the main airbag 14 after being pressed enters the positioning side block 3 through the conveying pipe 6, at this time, the gas in the positioning side block 3 can be increased to push the piston block 7 to move, the clamping rod 10 can be extruded and pushed through the extrusion groove 9 on the piston block 7 by the movement of the piston block 7, so that the clamping rod 10 moves towards the inner side of the limiting butt-joint block 1, and the limiting clamping of the fluid transmission pipelines 2 can be realized through the movement of the clamping rod 10, the stability of the adjacent fluid conveying pipelines 2 in butt joint is improved.

And the drainage tube 12 is used for connecting the main air bag 14 and the sealing air bag 13, and the sealing air bag 13 is arranged on the inner side of the limiting butt joint block 1. The sealing balloon 13 is arranged in a ring-shaped structure, and the sealing balloon 13 and the main balloon 14 are communicated with each other through a drainage tube 12.

As shown in fig. 2, 4 and 5, when the main balloon 14 is pressurized, part of the gas inside the main balloon is delivered to the inside of the sealing balloon 13 through the drainage tube 12, and the inner side of the sealing balloon 13 and the outer wall of the fluid delivery pipeline 2 can be tightly attached to each other through the inflation of the sealing balloon 13 after inflation, so that the connection and sealing between the fluid delivery pipeline 2 and the limiting butt block 1 are realized by using the inflated sealing balloon 13, and the outward leakage phenomenon is prevented when delivering the fluid.

The working principle is as follows: when the anti-leakage hydraulic engineering pipeline connecting structure capable of improving butt joint stability is used, firstly, as shown in fig. 1-5, part of gas inside a main air bag 14 after being compressed enters the positioning side block 3 through a conveying pipe 6, at the moment, the gas inside the positioning side block 3 is increased so as to push a piston block 7 to move and push a clamping rod 10 through an extrusion groove 9 on the piston block, therefore, limiting and clamping of a fluid transmission pipeline 2 are realized, part of gas inside the main air bag 14 after being compressed is conveyed to the inside of a sealing air bag 13 through a drainage pipe 12 so as to expand the sealing air bag 13, and the expanded sealing air bag 13 is used for realizing connection and sealing of the fluid transmission pipeline 2 and the limiting butt joint block 1.

Those not described in detail in this specification are within the skill of the art.

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 various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. A water conservancy project pipeline connecting structure capable of improving butt joint stability and preventing leakage comprises a limiting butt joint block (1) and fluid transmission pipelines (2), wherein the fluid transmission pipelines (2) are arranged on the left side and the right side of the limiting butt joint block (1);

it is characterized by also comprising:

the left side and the right side of the limiting butt-joint block (1) are fixedly provided with positioning side blocks (3), the middle parts of the positioning side blocks (3) are provided with central screw rods (4), and the central screw rods (4) are provided with moving blocks (5);

the main airbag (14) is fixedly arranged inside the positioning side block (3), the main airbag (14) is connected with one end of the conveying pipe (6), and the other end of the conveying pipe (6) extends into the positioning side block (3);

the piston block (7) is installed inside the positioning side block (3), the piston block (7) and the positioning side block (3) are connected with each other through a return spring (8) providing return elastic force, and the side of the piston block (7) is inwards sunken to form an extrusion groove (9);

the clamping rod (10) is installed on the side of the extrusion groove (9), and the clamping rod (10) and the positioning side block (3) are connected with each other through an internal spring (11);

the drainage tube (12) is used for connecting the main airbag (14) and the sealing airbag (13), and the sealing airbag (13) is installed on the inner side of the limiting butt joint block (1).

2. The hydraulic engineering pipeline connecting structure capable of improving the butt joint stability and preventing leakage according to claim 1, wherein: the central screw rod (4) is in threaded connection with the moving block (5), the moving block (5) is in a U-shaped structure, and the moving block (5) and the main airbag (14) are located on the same straight line.

3. The hydraulic engineering pipeline connecting structure capable of improving the butt joint stability and preventing leakage according to claim 2, wherein: the cross section of the moving block (5) is rectangular, the outer wall of the moving block (5) is attached to the inner wall of the positioning side block (3), and the moving block (5) is connected with the positioning side block (3) in a sliding mode.

4. The hydraulic engineering pipeline connecting structure capable of improving the butt joint stability and preventing leakage according to claim 1, wherein: the diameter of the end part of the piston block (7) is equal to the inner diameter of the positioning side block (3), and an elastic telescopic structure is formed between the piston block (7) and the positioning side block (3) through a return spring (8).

5. The hydraulic engineering pipeline connecting structure capable of improving the butt joint stability and preventing leakage according to claim 1, wherein: the outer ends of the extrusion groove (9) and the clamping rods (10) are mutually attached, and the attaching surface between the extrusion groove (9) and the outer ends of the clamping rods (10) is an inclined plane.

6. The hydraulic engineering pipeline connecting structure capable of improving the butt joint stability and preventing leakage according to claim 1, wherein: an elastic telescopic structure is formed between the clamping rod (10) and the positioning side block (3) through a built-in spring (11), and the inner end of the clamping rod (10) extends into the limiting butt-joint block (1).

7. The hydraulic engineering pipeline connecting structure capable of improving the butt joint stability and preventing leakage according to claim 1, wherein: the sealing air bag (13) is arranged in an annular structure, and the sealing air bag (13) and the main air bag (14) are communicated with each other through a drainage tube (12).