Plugging device for gas pipeline

Abstract

The plugging device for the gas pipeline comprises a gas pipeline, an upper sleeve plate and a lower sleeve plate are connected to the outer side of the gas pipeline in a sleeved mode, fixing plates are fixedly arranged on the outer side of the upper sleeve plate and the outer side of the lower sleeve plate, hinge seats are fixedly arranged on the fixing plates respectively, and the hinge seats are rotationally connected through a hinge shaft. The upper sleeve plate and the lower sleeve plate are connected to the outer side of a gas pipeline in a sleeving mode, after a worker places the air cylinder on the top of the upper connecting plate, the air cylinder is started to work, the telescopic rod drives the fastening plate to move, and therefore the fastening plate is tightly attached to the outer side of the upper connecting plate and the outer side of the lower connecting plate; the upper sleeve plate and the lower sleeve plate are rapidly fixed to the outer side of the gas conveying pipeline, then the gas pump conveys gas into the gas bag body through the external connecting pipe, the gas bag body can be tightly attached to the outer side of the gas conveying pipeline and the inner wall of the inner arc groove, and therefore the leaked area of the outer side of the gas conveying pipeline is blocked in a full-range mode; and the sealing performance during plugging is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of gas pipeline, concretely is a kind of plugging device for gas pipeline. BACKGROUND

[0002] The pipeline plugging device for gas engineering is made of high-quality rubber and fiber reinforcement layer after vulcanization, which has good anti-expansion strength, elasticity and flexibility, can meet the use under various working conditions, is simple to operate, has good aging resistance, and has long service life.

[0003] According to the plugging device for gas pipeline with the publication number CN217056826U, it relates to the technical field of gas pipeline, comprising a gas pipeline, the top of the gas pipeline is movably sleeved with a first fixing part, the bottom of the first fixing part is detachably installed with a second fixing part, the top of the first fixing part is fixedly installed with a first inflation assembly, the bottom of the second fixing part is fixedly installed with a second inflation assembly; the utility model wraps the leakage of the gas pipeline by the first fixing part and the second fixing part, and inflates the annular rubber tube and the rubber straight tube by the second inflation assembly, so as to improve the sealing degree, and the first fixing part and the second fixing part are the same, and can be installed by bolts, which is convenient to use, solves the problem that the existing plugging device often has insufficient sealing when in use, leading to continuous leakage of the gas pipeline, affecting the normal use of gas and the use of the existing plugging device is not convenient, and the practicability is poor, but the device still has some problems in use, that is, for the installation of the overall structure, a large number of bolts and nuts are used, which affects the efficiency of the overall installation work, and only the rubber tube is used to seal the edge of the area, and the sealing performance is general, therefore, the plugging device for gas pipeline is proposed to solve the above problems. SUMMARY

[0004] The utility model aims at providing a kind of plugging device for gas pipeline to solve the problems raised in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme: A kind of plugging device for gas pipeline, the outer side of the gas pipeline is respectively sleeved with upper sleeve plate and lower sleeve plate, the outer side of the upper sleeve plate and lower sleeve plate is fixedly provided with fixed plate, the fixed plate is respectively fixedly provided with hinged seat, the hinged seat is rotatably connected by hinged shaft, the outer side of the upper sleeve plate and lower sleeve plate is respectively fixedly provided with upper connecting plate and lower connecting plate, the top of the upper connecting plate is placed with pneumatic cylinder, the telescopic rod on the pneumatic cylinder is in the inside of U-shaped groove, the U-shaped groove is opened on the outer side of upper connecting plate and lower connecting plate, the telescopic rod is fixedly installed with fastening plate, the fastening plate is respectively tightly attached on the outer side of upper connecting plate and lower connecting plate, the inner wall of the upper sleeve plate and lower sleeve plate is opened with inner arc groove, the inner arc groove is inserted with gasbag body, the gasbag body is fixedly installed with external connection pipe, the top of the external connection pipe can be connected with external air pump, the outer side of the external connection pipe is fixedly provided with valve.

[0006] As further preferred of the technical scheme, the inner wall of the upper sleeve plate and lower sleeve plate is opened with arc-shaped groove, the arc-shaped groove is fixedly provided with sealing ring, and the sealing ring is tightly attached to the outer side of the gas pipeline.

[0007] As further preferred of the technical scheme, the outer side surface of the sealing ring is provided with anti-skid lines, and the arc-shaped groove and the sealing ring are fixedly connected by glue.

[0008] As further preferred of the technical scheme, the top of the upper connecting plate is opened with positioning hole, the positioning hole is inserted with clamping block, and the clamping block is fixedly provided on the pneumatic cylinder.

[0009] As further preferred of the technical scheme, the outer side of the upper sleeve plate and lower sleeve plate is opened with external hole, and the external hole and the inner arc groove are connected.

[0010] As further preferred of the technical scheme, the outer side of the gasbag body is fixedly installed with U-shaped plate, the U-shaped plate is inserted in the inside of opening groove, the opening groove is opened on the inner wall of the inner arc groove, the outer side of the gasbag body is fixedly installed with bolt, the bolt penetrates the inside of perforation, the perforation is opened on the outer side of the upper sleeve plate and lower sleeve plate, and the outer side of the bolt is engaged with nut.

[0011] As further preferred of the technical scheme, the U-shaped plates are equidistantly arranged on the outer side of the gasbag body, and the U-shaped plates are tightly attached to the inner wall of the opening groove.

[0012] The utility model provides a kind of plugging device for gas pipeline, with the following beneficial effects:

[0013] The utility model discloses with the upper sleeve plate and lower sleeve plate sleeve connection on the outside of gas pipeline, personnel places the gas cylinder on the top of upper joint plate, starts the work of gas cylinder, makes telescopic link drive fastening plate move, and the fastening plate is tightly attached on the outside of upper joint plate and lower joint plate, and the upper sleeve plate and lower sleeve plate are fixed on the outside of gas pipeline fast, and then the air pump transports the gas to the inside of gasbag body through external connection pipe, makes gasbag body can be tightly attached on the inner wall of the inside of gas pipeline, inner arc groove, thereby the area of gas pipeline outside leakage is plugged in full range, and the sealing property of plugging is improved effectively.

[0014] The utility model discloses through be provided with U type board, opening slot, bolt, perforation and nut cooperation between, nut rotates the outside of bolt, can take off gasbag body from inner arc groove, during U type board separates from the inside of opening slot monkey, make gasbag body have the work of taking down from the inside of inner arc groove, thereby personnel can overhaul gasbag body under the long -time use of personnel to gasbag body. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the structure front view schematic diagram of the utility model;

[0016] Figure 2 It is the structure rear view schematic diagram of fixed plate and hinged seat of the utility model;

[0017] Figure 3 It is the structure front view cross section schematic diagram of inner arc groove and gasbag body of the utility model;

[0018] Figure 4 It is the structure top view schematic diagram of upper sleeve plate and lower sleeve plate of the utility model under the structure of turning over state;

[0019] Figure 5 It is the structure right view schematic diagram of gasbag body of the utility model under the structure of splitting state.

[0020] In the drawing: 1, gas pipeline; 2, upper sleeve plate; 3, lower sleeve plate; 4, fixed plate; 5, hinged seat; 6, hinged axle; 7, upper joint plate; 8, lower joint plate; 9, gas cylinder; 10, telescopic link; 11, U type slot; 12, fastening plate; 13, inner arc groove; 14, gasbag body; 15, external connection pipe; 16, valve; 17, arc slot; 18, sealing ring; 19, positioning hole; 20, clamping block; 21, external hole; 22, U type board; 23, opening slot; 24, bolt; 25, perforation; 26, nut. DETAILED DESCRIPTION

[0021] The technical scheme in the embodiments of the utility model will be described clearly and completely below in combination with the drawings in the embodiments of the utility model.

[0022] The utility model provides technical scheme: asFigure 1 , Figure 2 , Figure 3 and Figure 4As shown, in this embodiment, a plugging device for gas pipeline, including gas pipeline 1, the outer side of the gas pipeline 1 is respectively sleeved with the upper sleeve plate 2 and the lower sleeve plate 3, the outer side of the upper sleeve plate 2 and the lower sleeve plate 3 is fixedly provided with the fixed plate 4, the fixed plate 4 is respectively fixedly provided with the hinge seat 5, the hinge seat 5 is rotatably connected through the hinge shaft 6, the outer side of the upper sleeve plate 2 and the lower sleeve plate 3 is respectively fixedly provided with the upper connecting plate 7 and the lower connecting plate 8, the top of the upper connecting plate 7 is placed with the air cylinder 9, the telescopic rod 10 on the air cylinder 9 is inside the U-shaped groove 11, the U-shaped groove 11 is opened on the outer side of the upper connecting plate 7 and the lower connecting plate 8, the telescopic rod 10 is fixedly installed with the fastening plate 12, the fastening plate 12 is respectively tightly attached to the outer side of the upper connecting plate 7 and the lower connecting plate 8, the inner wall of the upper sleeve plate 2 and the lower sleeve plate 3 is opened with the inner arc groove 13, the inner arc groove 13 is inserted with the air bag body 14, the air bag body 14 is fixedly installed with the external connecting pipe 15, the top of the external connecting pipe 15 can be connected with the external air pump, the outer side of the external connecting pipe 15 is fixedly provided with the valve 16, with the upper sleeve plate 2 and the lower sleeve plate 3 sleeved on the outer side of the gas pipeline 1, the personnel places the air cylinder 9 on the top of the upper connecting plate 7, then starts the air cylinder 9, so that the telescopic rod 10 drives the fastening plate 12 to move, thereby the fastening plate 12 is tightly attached to the outer side of the upper connecting plate 7 and the lower connecting plate 8, quickly fixes the upper sleeve plate 2 and the lower sleeve plate 3 on the outer side of the gas pipeline 1, then the air pump sends the gas to the inside of the air bag body 14 through the external connecting pipe 15, so that the air bag body 14 can be tightly attached to the inner wall of the inner arc groove 13 on the outer side of the gas pipeline 1, thereby the whole range of the area leaked on the outer side of the gas pipeline 1 is plugged, effectively improves the sealing performance during plugging, the inner wall of the upper sleeve plate 2 and the lower sleeve plate 3 is opened with the arc-shaped groove 17, the arc-shaped groove 17 is fixedly provided with the sealing ring 18, the sealing ring 18 is tightly attached to the outer side of the gas pipeline 1, the outer side surface of the sealing ring 18 is provided with anti-skid lines, the arc-shaped groove 17 and the sealing ring 18 are fixedly connected by glue, through the cooperation between the arc-shaped groove 17 and the sealing ring 18, further plays the role of clamping and sealing, and the anti-skid lines on the sealing ring 18 can prevent the upper sleeve plate 2 and the lower sleeve plate 3 from slipping on the outer side of the gas pipeline 1 at the beginning, the top of the upper connecting plate 7 is opened with the positioning hole 19, the positioning hole 19 is inserted with the clamping block 20, the clamping block 20 is fixedly provided on the air cylinder 9, through the cooperation between the positioning hole 19 and the clamping block 20, when the personnel places the air cylinder 9 on the top of the upper connecting plate 7, the clamping block 20 can be inserted into the positioning hole 19, thereby the position of the air cylinder 9 is positioned, the outer side of the upper sleeve plate 2 and the lower sleeve plate 3 is opened with the external hole 21, the external hole 21 and the inner arc groove 13 are connected, through the external hole 21, the weight of the device structure can be reduced, so that the personnel can carry and use it.

[0023] As Figure 5 The outer side of the air bag body 14 is fixedly provided with a U-shaped plate 22, the U-shaped plate 22 is inserted in the inside of the open slot 23, the open slot 23 is arranged on the inner wall of the inner arc groove 13, the outer side of the air bag body 14 is fixedly provided with a bolt 24, the bolt 24 penetrates the inside of the perforation 25, the perforation 25 is arranged on the outer side of the upper sleeve plate 2 and the lower sleeve plate 3 respectively, the outer side of the bolt 24 is engaged with a nut 26, through the cooperation of the U-shaped plate 22, the open slot 23, the bolt 24, the perforation 25 and the nut 26, the nut 26 is rotated out of the outer side of the bolt 24, the air bag body 14 can be taken out from the inner arc groove 13, during which the U-shaped plate 22 is separated from the inside of the open slot 23, so that the air bag body 14 can be taken out from the inner arc groove 13, so that the personnel can maintain the air bag body 14 after long time use, the U-shaped plate 22 is arranged at equal distance on the outer side of the air bag body 14, and the U-shaped plate 22 is tightly attached to the inner wall of the open slot 23, so that the U-shaped plate 22 can play a guiding and positioning role when the air bag body 14 is installed in the inner arc groove 13.

[0024] The utility model provides a kind of plugging device for gas pipeline, specific working principle is as follows:

[0025] During use, the air bag body 14 is placed in the inner arc groove 13, the U-shaped plate 22 is sleeved in the inside of the open slot 23, and the bolt 24 can penetrate the inside of the perforation 25, then the nut 26 is engaged with the outer side of the bolt 24, thereby completing the fixing work on the position of the air bag body 14, then the upper sleeve plate 2 and the lower sleeve plate 3 are sleeved on the outer side of the gas pipeline 1, then the air cylinder 9 is placed on the top of the upper connecting plate 7, during which the clamping block 20 can be inserted into the positioning hole 19, and the telescopic rod 10 is in the inside of the U-shaped groove 11, then through the driving of the air cylinder 9, the fastening plate 12 fixedly provided on the outer side of the telescopic rod 10 can be tightly attached to the outer side of the upper connecting plate 7 and the lower connecting plate 8, thereby the upper sleeve plate 2 and the lower sleeve plate 3 are sleeved on the outer side of the gas pipeline 1, at this time the sealing ring 18 is tightly attached to the outer side of the gas pipeline 1, then the air pump delivers gas into the inside of the air bag body 14 through the external connecting pipe 15, so that the air bag body 14 can be tightly attached to the outer side of the gas pipeline 1 and the inner wall of the inner arc groove 13, thereby the leaking gas is plugged.

[0026] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A plugging device for gas pipelines, characterized in that: The utility model provides a kind of gas transmission pipeline, including the gas transmission pipeline (1), the outer side of the gas transmission pipeline (1) is respectively sleeved with upper sleeve plate (2) and lower sleeve plate (3), the outer side of the upper sleeve plate (2) and lower sleeve plate (3) is fixedly provided with fixed plate (4), the fixed plate (4) is respectively fixedly provided with hinged seat (5), the hinged seat (5) is rotatably connected by hinged shaft (6), the outer side of the upper sleeve plate (2) and lower sleeve plate (3) is respectively fixedly provided with upper connecting plate (7) and lower connecting plate (8), the top of the upper connecting plate (7) is placed with pneumatic cylinder (9), the telescopic rod (10) on the pneumatic cylinder (9) is in the inside of U-shaped groove (11), the U-shaped groove (11) is opened on the outer side of the upper connecting plate (7) and lower connecting plate (8), the telescopic rod (10) is fixedly installed with fastening plate (12), the fastening plate (12) is respectively tightly attached on the outer side of the upper connecting plate (7) and lower connecting plate (8), the inner wall of the upper sleeve plate (2) and lower sleeve plate (3) is opened with inner arc groove (13), the inner arc groove (13) is inserted with airbag body (14), the airbag body (14) is fixedly installed with outer connecting pipe (15), the top of the outer connecting pipe (15) can be connected with external air pump, the outer side of the outer connecting pipe (15) is fixedly provided with valve (16).

2. A plugging device for gas pipes according to claim 1, characterized in that: The inner wall of the upper sleeve plate (2) and lower sleeve plate (3) is opened with arc groove (17), the arc groove (17) is fixedly provided with sealing ring (18), the sealing ring (18) is tightly attached on the outer side of the gas transmission pipeline (1).

3. A plugging device for gas pipes according to claim 2, characterized in that: The outer side surface of the sealing ring (18) is provided with anti-skid line, the arc groove (17) and sealing ring (18) are fixedly connected by glue.

4. A plugging device for gas pipes according to claim 1, characterized in that: The top of the upper connecting plate (7) is opened with positioning hole (19), the positioning hole (19) is inserted with clamping block (20), and the clamping block (20) is fixedly provided on the pneumatic cylinder (9).

5. A plugging device for gas pipes according to claim 1, characterized in that: The outer side of the upper sleeve plate (2) and lower sleeve plate (3) is opened with external hole (21), and the external hole (21) is communicated with the inner arc groove (13).

6. A plugging device for gas pipes according to claim 1, characterized in that: The outer side of the airbag body (14) is fixedly installed with U-shaped plate (22), the U-shaped plate (22) is inserted in the inside of opening groove (23), the opening groove (23) is opened on the inner wall of the inner arc groove (13), the outer side of the airbag body (14) is fixedly installed with bolt (24), the bolt (24) is penetrated in the inside of perforated hole (25), the perforated hole (25) is opened on the outer side of the upper sleeve plate (2) and lower sleeve plate (3), and the outer side of the bolt (24) is engaged with nut (26).

7. A plugging device for gas pipes according to claim 6, characterized in that: The U-shaped plate (22) is equidistantly arranged on the outer side of the airbag body (14), and the U-shaped plate (22) is tightly attached to the inner wall of the opening groove (23).

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