CN213598832U

CN213598832U - Pressurized leakage blocking structure for gas pipeline

Info

Publication number: CN213598832U
Application number: CN202022708802.1U
Authority: CN
Inventors: 王威
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-21
Filing date: 2020-11-21
Publication date: 2021-07-02
Anticipated expiration: 2030-11-21

Abstract

The utility model belongs to leaking stoppage structure field, especially, a take area and press leaking stoppage structure for gas pipeline, which comprises a pipe, be equipped with the gas leakage hole on the pipeline, the bottom of pipeline is connected with the U-shaped seat, and U-shaped seat and pipeline looks adaptation, be equipped with the montant that two symmetries set up on the U-shaped seat, the top fixed mounting of two montants has same depression bar, the bottom fixed mounting of depression bar has two locating levers, the bottom of depression bar is equipped with the arc, the bottom fixed mounting of arc has flexible leaking stoppage gasket, and flexible leaking stoppage gasket and gas leakage looks adaptation, the top fixed mounting of arc has the constant head tank that two symmetries set up, locating lever and corresponding constant head tank looks adaptation, the mounting groove that two symmetries set up is seted up on the top of U-shaped seat. The utility model relates to a rationally, be convenient for compress tightly fixedly arc-shaped plate and flexible leaking stoppage gasket, carry out the leaking stoppage to the gas leakage hole through flexible leaking stoppage gasket.

Description

Pressurized leakage blocking structure for gas pipeline

Technical Field

The utility model relates to a leaking stoppage technical field especially relates to a take area leaking stoppage structure for gas pipeline.

Background

At present, partial urban gas pipelines in China enter an anti-corrosion layer aging stage and an accident multiple period, leakage and perforation accidents caused by corrosion and third-party construction are frequent, and once natural gas leakage occurs, serious social influence and potential safety hazards can be brought.

The gas stopping and pipe replacing mode is the most common town gas pipeline first-aid repair mode used at present, and has the advantages that the construction process is mature, potential safety hazards of leakage points are thoroughly solved through repair welding or pipe replacing, and the problem that the gas pipeline is not convenient to leak is solved, so that the pressurized leak stopping structure for the gas pipeline is provided for solving the problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the gas pipeline is not convenient to leak in the prior art, and providing a leak stopping structure with pressure for the gas pipeline.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a pressurized leakage stoppage structure for a gas pipeline comprises a pipeline, wherein an air leakage hole is formed in the pipeline, the bottom end of the pipeline is connected with a U-shaped seat, the U-shaped seat is matched with the pipeline, two symmetrically arranged vertical rods are arranged on the U-shaped seat, the top ends of the two vertical rods are fixedly provided with the same compression rod, the bottom of the compression rod is fixedly provided with two positioning rods, the bottom of the compression rod is provided with an arc plate, the bottom of the arc plate is fixedly provided with a flexible leakage stoppage sealing sheet, the flexible leakage stoppage sealing sheet is matched with the air leakage hole, the top of the arc plate is fixedly provided with two symmetrically arranged positioning grooves, the positioning rods are matched with the corresponding positioning grooves, the top end of the U-shaped seat is provided with two symmetrically arranged mounting grooves, the vertical rods are matched with the mounting grooves, one side of each vertical rod is provided with a triangular groove, the push rod and the triangle groove looks adaptation that corresponds, seted up the second groove on the bottom inner wall in first groove, slidable mounting has the movable plate in the second groove, and movable plate fixed mounting rotates on the push rod on the one side inner wall that two second grooves kept away from each other and installs same lead screw, and the one end of lead screw extends to the outside of U-shaped seat and fixed mounting has the knob.

Preferably, the screw rod is provided with two external threads with opposite rotation directions, the moving plate is provided with a communicating hole, the threaded hole is internally provided with an internal thread in a sliding manner, and the external threads are meshed with the internal threads.

Preferably, the inner walls of the two sides of the second groove are provided with limit grooves, the two sides of the movable plate are fixedly provided with limit seats, and the limit seats are connected with the limit grooves in a sliding mode.

Preferably, sliding grooves are formed in the inner walls of the two sides of the first groove, sliding seats are fixedly mounted on the two sides of the push rod, and the sliding seats are connected with the corresponding sliding grooves in a sliding mode.

Preferably, the bottom of the arc-shaped plate is coated with curing glue, and the curing glue is matched with the pipeline.

In the utility model, when plugging the air leakage hole on the pipeline, the bottom of the arc plate is coated with curing glue, the arc plate is arranged on the pipeline, the air leakage hole can be sealed and plugged by the flexible plugging sealing sheet, then the vertical rod is arranged in the corresponding mounting groove, the vertical rod can drive the compression rod to compress the arc plate, the compression rod can drive the positioning rod to be clamped into the corresponding positioning groove, the knob can drive the lead screw to rotate by rotating the knob, the lead screw can drive the movable plate to move as the lead screw is provided with two external threads with opposite rotation directions, the two movable plates can move towards the direction away from each other, the movable plate can drive the push rod to move, the push rod can be clamped into the corresponding triangular groove, the push rod can extrude the triangular groove, so that the push rod can move downwards, the push rod can be strengthened and extrude the arc-shaped plate to can carry out inseparable fixed to the arc-shaped plate, thereby leak stoppage to the gas leakage hole through flexible leaking stoppage gasket.

The utility model relates to a rationally, simple structure, convenient operation is convenient for compress tightly fixedly arc-shaped plate and flexible leaking stoppage gasket, carries out the leaking stoppage to the gas leakage hole through flexible leaking stoppage gasket.

Drawings

Fig. 1 is a schematic structural view of a pressurized plugging structure for a gas pipeline according to the present invention;

fig. 2 is a schematic structural view of a part a of a pressurized plugging structure for a gas pipeline provided by the present invention;

fig. 3 is a schematic structural view of a part B of the pressurized plugging structure for a gas pipeline according to the present invention.

In the figure: 1. a pipeline; 2. air leakage holes; 3. a U-shaped seat; 4. a vertical rod; 5. a pressure lever; 6. an arc-shaped plate; 7. flexible leak-stopping sealing sheet; 8. curing glue; 9. positioning a groove; 10. positioning a rod; 11. mounting grooves; 12. a triangular groove; 13. a first groove; 14. a push rod; 15. a second groove; 16. moving the plate; 17. a screw rod; 18. a knob.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, an under-pressure leakage blocking structure for a gas pipeline comprises a pipeline 1, an air leakage hole 2 is arranged on the pipeline 1, a U-shaped seat 3 is connected to the bottom end of the pipeline 1, the U-shaped seat 3 is matched with the pipeline 1, two symmetrically arranged vertical rods 4 are arranged on the U-shaped seat 3, the top ends of the two vertical rods 4 are fixedly provided with a same pressure lever 5, the bottom of the pressure lever 5 is fixedly provided with two positioning rods 10, the bottom of the pressure lever 5 is provided with an arc-shaped plate 6, the bottom of the arc-shaped plate 6 is fixedly provided with a flexible leakage blocking sealing sheet 7, the flexible leakage blocking sealing sheet 7 is matched with the air leakage hole 2, the top of the arc-shaped plate 6 is fixedly provided with two symmetrically arranged positioning grooves 9, the positioning rods 10 are matched with the corresponding positioning grooves 9, the top end of the U-shaped seat 3 is provided with two symmetrically arranged, first groove 13 has been seted up on one side inner wall of mounting groove 11, slidable mounting has push rod 14 in first groove 13, push rod 14 and the 12 looks adaptations of triangle groove that correspond, second groove 15 has been seted up on the bottom inner wall of first groove 13, slidable mounting has movable plate 16 in the second groove 15, movable plate 16 fixed mounting is on push rod 14, rotate on the one side inner wall that two second grooves 15 kept away from each other and install same lead screw 17, the one end of lead screw 17 extends to the outside and the fixed mounting of U-shaped seat 3 has knob 18.

In this embodiment, the screw rod 17 is provided with two external threads with opposite rotation directions, the moving plate 16 is provided with a communication hole, the threaded hole is internally slidably provided with an internal thread, and the external thread is meshed with the internal thread.

In this embodiment, the inner walls of the two sides of the second groove 15 are both provided with a limiting groove, and the two sides of the moving plate 16 are both fixedly provided with a limiting seat, and the limiting seat is slidably connected with the limiting groove.

In this embodiment, sliding grooves are formed on inner walls of two sides of the first groove 13, sliding seats are fixedly mounted on two sides of the push rod 14, and the sliding seats are slidably connected with the corresponding sliding grooves.

In this embodiment, the bottom of the arc-shaped plate 6 is coated with a curing adhesive 8, and the curing adhesive 8 is adapted to the pipeline 1.

In the utility model, when plugging the air leakage hole 2 on the pipeline 1, firstly coating the bottom of the arc plate 6 with the curing adhesive 8, installing the arc plate 6 on the pipeline 1, sealing and plugging the air leakage hole 2 through the flexible plugging sealing sheet 7, then installing the vertical rod 4 in the corresponding installation groove 11, at the moment, the vertical rod 4 can drive the compression rod 5 to compress the arc plate 6, and the compression rod 5 can drive the positioning rod 10 to be clamped into the corresponding positioning groove 9, by rotating the knob 18, the knob 18 can drive the screw rod 17 to rotate, because the screw rod 17 is provided with two external threads with opposite rotation directions, the screw rod 17 can drive the movable plate 16 to move, and the two movable plates 16 can move in the direction away from each other, the movable plate 16 can drive the push rod 14 to move, the push rod 14 can be clamped into the corresponding triangular groove 12, the push rod 14 can extrude the triangular groove 12, make push rod 14 can remove down, push rod 14 can strengthen extrudeing arc plate 6 to can carry out inseparable fixed to arc plate 6, thereby leak stoppage to leaking hole 2 through flexible leaking stoppage gasket 7.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A pressurized leakage stoppage structure for a gas pipeline comprises a pipeline (1) and is characterized in that a leakage hole (2) is formed in the pipeline (1), the bottom end of the pipeline (1) is connected with a U-shaped seat (3), the U-shaped seat (3) is matched with the pipeline (1), two symmetrically arranged vertical rods (4) are arranged on the U-shaped seat (3), the top ends of the two vertical rods (4) are fixedly provided with a same pressure rod (5), the bottom of the pressure rod (5) is fixedly provided with two positioning rods (10), the bottom of the pressure rod (5) is provided with an arc-shaped plate (6), the bottom of the arc-shaped plate (6) is fixedly provided with a flexible leakage stoppage sealing sheet (7), the flexible leakage stoppage sealing sheet (7) is matched with the leakage hole (2), the top of the arc-shaped plate (6) is fixedly provided with two symmetrically arranged positioning grooves (9), and the positioning rods (10) are matched with the, mounting groove (11) that two symmetries set up are seted up on the top of U-shaped seat (3), and montant (4) and mounting groove (11) looks adaptation, triangular groove (12) have been seted up to one side of montant (4), first groove (13) have been seted up on one side inner wall of mounting groove (11), slidable mounting has push rod (14) in first groove (13), push rod (14) and triangular groove (12) looks adaptation that corresponds, second groove (15) have been seted up on the bottom inner wall of first groove (13), slidable mounting has movable plate (16) in second groove (15), movable plate (16) fixed mounting is on push rod (14), rotate on the one side inner wall of keeping away from each other two second grooves (15) and install same lead screw (17), the one end of lead screw (17) extends to the outside and fixed mounting of U-shaped seat (3) has knob (18).

2. The structure for blocking leakage under pressure of a gas pipeline according to claim 1, wherein the screw rod (17) is provided with two external threads with opposite rotation directions, the moving plate (16) is provided with a communicating hole, the threaded hole is internally provided with an internal thread in a sliding way, and the external threads are meshed with the internal threads.

3. The structure for blocking leakage under pressure of a gas pipeline according to claim 1, wherein the inner walls of the two sides of the second groove (15) are both provided with a limiting groove, and both sides of the moving plate (16) are both fixedly provided with a limiting seat, and the limiting seat is connected with the limiting groove in a sliding manner.

4. The structure for blocking leakage under pressure of a gas pipeline according to claim 1, wherein sliding grooves are formed on the inner walls of the two sides of the first groove (13), sliding seats are fixedly installed on the two sides of the push rod (14), and the sliding seats are slidably connected with the corresponding sliding grooves.

5. The structure for leaking stoppage under pressure for a gas pipeline according to claim 1, wherein the bottom of the arc-shaped plate (6) is coated with a curing adhesive (8), and the curing adhesive (8) is adapted to the pipeline (1).