CN223648870U - A rapid leak sealing device for gas pipelines - Google Patents

Abstract

A rapid leak-sealing device for gas pipelines includes two semicircular plates, each with a coaxial clamping plate. One end of the two semicircular plates is hinged together, and the other end is connected by a snap-fit. The clamping plates are slidably mounted on their respective semicircular plates. Through slots are formed on each semicircular plate, and several cams are rotatably mounted within these slots. Each cam has an integrated pusher block. This invention features a simple structure and ingenious design. By rotating the cams, the clamping plates can quickly seal the leak point, eliminating the slow process of tightening bolts and effectively shortening the leak-sealing time. It meets practical needs and is suitable for widespread application.

Description

Quick plugging device for gas pipeline

Technical Field

The utility model belongs to the field of gas pipeline maintenance, and particularly relates to a rapid plugging device for a gas pipeline.

Background

In the gas pipe network, after a period of use, the gas pipeline is unavoidably influenced by self structure and external factors, so that the gas pipeline is in leakage condition, if the leakage is not timely stopped, the surrounding environment can be influenced, the existing gas pipeline is leaked, the used plugging device generally presses the clamping plate to the leakage point through screwing the bolt, but the process of screwing the bolt is slow, the effect of quick plugging cannot be achieved, and the gas is continuously leaked when screwing the bolt, so that the influence on the health of operators is large, and therefore, the device capable of quickly plugging the gas pipeline leakage is designed.

Disclosure of utility model

The utility model provides a rapid plugging device for a gas pipeline, which is used for solving the defects in the prior art.

The utility model is realized by the following technical scheme:

The quick plugging device for the fuel gas pipeline comprises two semicircular plates, wherein coaxial clamping plates are respectively arranged on the semicircular plates, one ends of the two semicircular plates are hinged together, the other ends of the semicircular plates are connected through a hasp in a clamping mode, the clamping plates are respectively and slidably arranged on the corresponding semicircular plates, through grooves are respectively formed in the semicircular plates, a plurality of cams are respectively and rotatably arranged in the through grooves, and an integral pushing block is arranged on each cam.

According to the rapid plugging device for the gas pipeline, the plurality of connecting rods are fixedly installed on the clamping plate, the plurality of sliding grooves are formed in the semicircular plate, and the connecting rods extend into the corresponding sliding grooves and are fixedly connected with the sliding blocks.

According to the rapid plugging device for the gas pipeline, the rubber pads are fixedly arranged on the clamping plates respectively.

According to the quick plugging device for the fuel gas pipeline, the through hole is formed in one pushing block on the semicircular plate, the first pull rope is arranged in the through hole, the stop lever is fixedly installed on one side, close to the hasp, in the through groove respectively, and the first pull rope penetrates through the gap between the stop lever and the inner wall of the through groove.

According to the rapid plugging device for the gas pipeline, one side of the semicircular plate is fixedly connected with the second stay cord.

According to the rapid plugging device for the gas pipeline, the rotating wheels are fixedly arranged on the hinge shafts at the hinge positions of the two semicircular plates, and can be in contact with the pipeline.

According to the quick plugging device for the gas pipeline, the sliding holes are respectively formed in the through grooves, the T-shaped rods are slidably arranged in the sliding holes, inclined planes which can be in sliding contact with the pushing blocks are arranged on the T-shaped rods, and the T-shaped rods are connected with the semicircular plates through the springs.

The utility model has the advantages that the structure is simple, the conception is ingenious, the leakage point can be quickly plugged by rotating the cam, the slow process of screwing the bolt is omitted, the plugging time is effectively shortened, the actual requirement can be met, and the utility model is suitable for popularization. When the device is used, the limitation of the buckles is removed, the device is sleeved on a pipeline after the two semicircular plates are rotated, the clamping plates are close to the leakage points, the buckles are used for limiting the rotation of the two semicircular plates, the push block is pushed to drive the cam to rotate, according to the lever principle, the cam is driven to be more labor-saving, the cam rotates to press the clamping plates to move towards the direction close to the pipeline until the clamping plates are pressed on the pipeline by the cam, the pipeline leakage points are plugged, and the operation is simple and quick.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions of the prior art, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it will be obvious that the drawings in the following description are some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort to a person skilled in the art.

Fig. 1 is a schematic view of the structure of the present utility model, and fig. 2 is a plan view of fig. 1.

Reference numerals: 1, semicircle board, 2, splint, 3, hasp, 4, pass through the groove, 5, cam, 20, connecting rod, 21, spout, 22, slider, 30, rubber pad, 40, first stay cord, 41, pin, 50, second stay cord, 60, runner, 70, T shape pole, 71, spring.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a quick plugging device of gas pipeline, as shown in fig. 1, 2, including two semicircle boards 1, be equipped with coaxial splint 2 on the semicircle board 1 respectively, splint 2, semicircle board 1 coaxial arrangement, the one end of two semicircle boards 1 articulates together, the other end of semicircle board 1 passes through hasp 3 joint connection, hasp 3 is the current mature technique, do not describe in detail, splint 2 slidable mounting respectively on corresponding semicircle board 1, set up respectively on the semicircle board 1 and pass through groove 4, rotate the installation several cam 5 in the pass through groove 4 respectively, set up the through-hole respectively on the cam 5, be equipped with the back shaft in the through-hole, the inner wall in the both ends fixed connection pass through groove 4 of back shaft is equipped with integrative ejector pad 6 on the cam 5. The utility model has simple structure and ingenious conception, can rapidly realize the plugging of the leakage points by rotating the cam 5, omits the slow process of screwing the bolts, effectively shortens the plugging time, can meet the actual requirements and is suitable for popularization. When the device is used, the limitation of the buckles 3 is removed, the device is sleeved on a pipeline after the two semicircular plates 1 are rotated, the clamping plate 2 is close to a leakage point, the buckles 3 are used for limiting the rotation of the two semicircular plates 1, then the push block 6 is pushed to drive the cam 5 to rotate, according to the lever principle, the cam 5 is driven by the push block 6 to save more effort, the cam 5 is rotated to extrude the clamping plate 2 to move towards the direction close to the pipeline until the cam 5 compresses the clamping plate 2 on the pipeline, the leakage point of the pipeline is plugged, and the operation is simple and quick.

Specifically, as shown in the figure, in this embodiment, a plurality of connecting rods 20 are fixedly installed on the clamping plate 2, a plurality of sliding grooves 21 are formed on the semicircular plate 1, the connecting rods 20 extend into the corresponding sliding grooves 21 and are fixedly connected with sliding blocks 22, and the connecting rods 20 pass through reserved holes on the semicircular plate 1 and are communicated with the corresponding sliding grooves 21. When the cam 5 pushes the clamping plate 2 to move, the corresponding sliding blocks 22 are driven to slide in the sliding grooves 21 through the connecting rods 20, so that the clamping plate 2 is limited to move only along the direction of the sliding grooves 21, and the clamping plate 2 is prevented from shifting.

Specifically, as shown in the figure, rubber pads 30 are fixedly installed on the clamping plates 2 respectively. The rubber pad 30 can increase the sealing effect, can also increase the friction force and avoid the displacement of the clamping plate 2.

Further, as shown in the figure, in the embodiment, a through hole is formed in one of the pushing blocks 6 on the semicircular plate 1, a first pull rope 40 is disposed in the through hole, one side of the through groove 4, which is close to the hasp 3, is respectively and fixedly provided with a stop lever 41, and the first pull rope 40 passes through a gap between the stop lever 41 and the inner wall of the through groove 4. The device can be sleeved on a pipeline at a position far away from a leakage point, then the device is moved to the leakage point at a distance, the cam 5 is driven to rotate by pulling the first pull rope 40 and under the guiding of the stop lever 41, so that the cam 5 is rotated at a position far away from the leakage point of the pipeline, one cam 5 in the through groove 4 is rotated to push the clamping plate 2 to approach the pipeline, after the cam 5 is pressed, the pipeline is initially blocked, and then the device is closed to rotate other cams 5, so that the pressing can be completed, the short-distance blocking is avoided, and the influence of leakage gas on operators is reduced.

Further, as shown in the figure, one side of the semicircular plate 1 in this embodiment is fixedly connected to the second pulling rope 50. After the device is sleeved on a pipeline, the device can be pulled by the second pull rope 50 to conveniently pull the device to move along the axis direction of the pipeline at a distance, so that the device can be moved to a leakage point more conveniently.

Further, as shown in the figure, the rotating wheel 60 is fixedly installed on the hinge shaft at the hinge position of the two semicircular plates 1 in this embodiment, and the rotating wheel 60 can be in contact with the pipeline. When the device is pulled by the second pull rope 50, the roller on the pipeline is rotated 60, so that the sliding friction is changed into rolling friction, the moving resistance is reduced, and the device is more convenient to use.

Further, as shown in the figure, in the embodiment, sliding holes are respectively formed in the through grooves 4, a T-shaped rod 70 is slidably mounted in the sliding holes, an inclined surface which can be in sliding contact with the push block 6 is arranged on the T-shaped rod 70, the inclined surface of the T-shaped rod 70 is positioned at the front end, the T-shaped rod 70 is connected with the semicircular plate 1 through a spring 71, the spring 71 is sleeved on the T-shaped rod 70, one end of the spring 71 is fixedly connected with the semicircular plate 1, and the other end of the spring 71 is fixedly connected with the T-shaped rod 70. When the push block 6 and the cam 5 rotate to contact with the inclined surface of the T-shaped rod 70, the T-shaped rod 70 is pushed to move along the sliding hole, the spring 71 is compressed, when the push block 6 and the cam 5 pass through the T-shaped rod 70, the T-shaped rod 70 is reset under the action of the spring 71, the T-shaped rod 70 is blocked, the cam 5 cannot be reset, and therefore the clamping plate 2 is kept to be pressed, and if the limit is released, the T-shaped rod 70 is pulled by hand until the T-shaped rod 70 is not blocked.

It should be noted that the above-mentioned embodiments are merely for illustrating the technical solution of the present utility model, and not for limiting the same, and although the present utility model has been described in detail with reference to the above-mentioned embodiments, it should be understood by those skilled in the art that the technical solution described in the above-mentioned embodiments may be modified or some technical features may be equivalently replaced, and these modifications or substitutions do not make the essence of the corresponding technical solution deviate from the spirit and scope of the technical solution of the embodiments of the present utility model.

Claims (7)

1. The quick plugging device for the fuel gas pipeline comprises two semicircular plates (1), wherein coaxial clamping plates (2) are respectively arranged on the semicircular plates (1), and the quick plugging device is characterized in that one ends of the two semicircular plates (1) are hinged together, the other ends of the semicircular plates (1) are connected through buckles (3) in a clamping mode, the clamping plates (2) are respectively and slidably arranged on the corresponding semicircular plates (1), through grooves (4) are respectively formed in the semicircular plates (1), a plurality of cams (5) are respectively and rotatably arranged in the through grooves (4), and an integral pushing block (6) is arranged on each cam (5).

2. The rapid plugging device for the gas pipeline according to claim 1, wherein a plurality of connecting rods (20) are fixedly arranged on the clamping plate (2), a plurality of sliding grooves (21) are formed in the semicircular plate (1), and the connecting rods (20) extend into the corresponding sliding grooves (21) and are fixedly connected with sliding blocks (22).

3. The rapid plugging device for the gas pipeline according to claim 1, wherein rubber pads (30) are fixedly arranged on the clamping plates (2) respectively.

4. The rapid plugging device for the gas pipeline according to claim 1, wherein a through hole is formed in one pushing block (6) of the semicircular plate (1), a first pull rope (40) is arranged in the through hole, one side, close to the hasp (3), of the through groove (4) is fixedly provided with a stop lever (41) respectively, and the first pull rope (40) penetrates through a gap between the stop lever (41) and the inner wall of the through groove (4).

5. The rapid plugging device for a gas pipeline according to claim 4, wherein one side of the semicircular plate (1) is fixedly connected with a second stay cord (50).

6. The rapid plugging device for the gas pipeline according to claim 5, wherein a rotating wheel (60) is fixedly arranged on a hinge shaft at the hinge position of the two semicircular plates (1), and the rotating wheel (60) can be in contact with the pipeline.

7. The quick plugging device for the gas pipeline according to claim 1, wherein the through grooves (4) are respectively provided with a sliding hole, a T-shaped rod (70) is slidably arranged in the sliding holes, an inclined surface which can be in sliding contact fit with the pushing block (6) is arranged on the T-shaped rod (70), and the T-shaped rod (70) is connected with the semicircular plate (1) through a spring (71).