CN210890607U - Gas transmission pipeline junction protection device suitable for natural gas exploitation - Google Patents
Gas transmission pipeline junction protection device suitable for natural gas exploitation Download PDFInfo
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- CN210890607U CN210890607U CN201922206254.XU CN201922206254U CN210890607U CN 210890607 U CN210890607 U CN 210890607U CN 201922206254 U CN201922206254 U CN 201922206254U CN 210890607 U CN210890607 U CN 210890607U
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Abstract
The utility model discloses a gas transmission pipeline junction protection device suitable for natural gas exploitation, including two gas transmission pipelines, fixed cover is equipped with same connecting pipe on two gas transmission pipelines, the cover is equipped with the protective tube on the connecting pipe, and the inboard of protective tube is annular movable contact and has a plurality of first arcs, and one side that first arc is close to the protective tube inlays and is equipped with the ball, and annular ball groove has been seted up to the inboard of protective tube, and the lateral wall rolling contact in the outside of ball and annular ball groove, one side that the protective tube was kept away from to first arc bond and be fixed with elastic airbag, and one side that elastic airbag is close to the connecting pipe bonds and is fixed with the second arc. The utility model relates to a rationally, when the gas leakage appears, be convenient for in time remind the staff, and be convenient for alleviate the impact of a plurality of directions, reach the purpose of carrying out the buffering protection to two pipeline junctions, effectively reduce the emergence of the damaged risk reduction accident of two pipeline junctions.
Description
Technical Field
The utility model relates to a gas transmission pipeline junction protective apparatus technical field especially relates to a gas transmission pipeline junction protection device suitable for natural gas exploitation.
Background
When the natural gas is mined, the natural gas is transported by using the gas transmission pipeline, because the length of the gas transmission pipeline is not enough, two or more gas transmission pipelines are required to be connected together, two connection modes of welding connection and threaded connection are generally adopted for the existing two gas transmission pipelines, and the two connection modes are also two simple and common connection modes in the market.
The existing gas transmission pipeline joint does not have the function of buffering and preventing vibration to protect the joint, the welding part is cracked to generate a gap easily due to external force collision because of not having the buffering and anti-vibration function, and then the condition of natural gas leakage is caused easily, the risk of causing fire and explosion in natural gas leakage exists, the consequence is serious, and when the leakage condition appears in two pipeline joints, the working personnel are not convenient to remind in time, the use requirement can not be met, therefore, the gas transmission pipeline joint protection device suitable for natural gas exploitation is provided and is used for solving the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a gas transmission pipeline joint protection device suitable for natural gas exploitation.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a gas transmission pipeline joint protection device suitable for natural gas exploitation comprises two gas transmission pipelines, wherein the two gas transmission pipelines are fixedly sleeved with a same connecting pipe, a protective pipe is sleeved on the connecting pipe, the inner side of the protective pipe is in annular movable contact with a plurality of first arc-shaped plates, balls are embedded in one sides, close to the protective pipe, of the first arc-shaped plates, annular ball grooves are formed in the inner sides of the protective pipes, the outer sides of the balls are in rolling contact with the side walls of the annular ball grooves, elastic air bags are fixedly bonded to one sides, far away from the protective pipe, of the first arc-shaped plates, second arc-shaped plates are fixedly bonded to one sides, close to the connecting pipe, of the elastic air bags, two opposite second arc-shaped plates in the plurality of second arc-shaped plates are symmetrically arranged, a fixed pipe is fixedly mounted to one side, far away from the corresponding elastic air bags, of the outer sides of the connecting pipes are in annular fixed mounting blocks, the plurality of mounting blocks, the mounting block is kept away from one side of connecting pipe and has been seted up the rectangular channel, and sliding sleeve is equipped with the movable plate in the rectangular channel, and fixed pipe keeps away from one side of corresponding second arc and extends to in the rectangular channel and be close to one side fixed connection of second arc with the movable plate, and one side that corresponding second arc was kept away from to the movable plate and rectangular channel fixed mounting have a plurality of buffer spring between keeping away from its open-ended one side inner wall, the outside fixed mounting of connecting pipe has the protection box, and the protection box is close to one side of connecting pipe and establishes to the opening, and the outside fixed mounting of connecting pipe has the gas leakage sensor and the alarm that are located the protection box, gas leakage.
Preferably, the one side that the connecting pipe was kept away from to the protection box bonds and is fixed with the buffering cotton, has seted up a plurality of first inlet ports on the protection box keeps away from its open-ended one side inner wall, and a plurality of second inlet ports have been seted up to one side of buffering cotton, and a plurality of first inlet ports set up with a plurality of second inlet ports one-to-one.
Preferably, the inner walls of the two sides of the rectangular groove are provided with sliding grooves, the two sides of the moving plate are fixedly provided with sliding blocks, and the sliding blocks are connected with the corresponding sliding grooves in a sliding mode.
Preferably, the width between both sides of the fixing tube is smaller than the distance between the inner walls of both sides of the corresponding rectangular groove.
Preferably, a storage battery is fixedly mounted on the inner wall of one side of the protection box and supplies power for the gas leakage sensor and the alarm.
Compared with the prior art, the beneficial effects of the utility model are that:
through the matching of the gas transmission pipeline, the protective pipe, the connecting pipe, the mounting block, the elastic air bag, the second arc-shaped plate, the rectangular groove, the buffer spring, the moving plate, the fixed pipe, the first arc-shaped plate, the ball, the protective box and the gas leakage sensor with the alarm, when the gas leakage sensor receives the collision force of the front side, the protective pipe moves backwards to drive the ball of the front side to move and extrude the corresponding first arc-shaped plate, the extruding force drives the elastic air bag to move backwards through the first arc-shaped plate, the elastic air bag of the front side drives the corresponding fixed pipe to move backwards through the corresponding second arc-shaped plate, the fixed pipe drives the corresponding moving plate to compress the buffer spring, the external impact force is relieved for the first time under the elastic action of the buffer spring, when the buffer spring is compressed to a certain degree, the protective pipe continues to move and extrude the ball of the front side, so that the ball drives the first arc-shaped plate to extrude the elastic air bag, make the elasticity gasbag take place deformation, under the bounce effect of elasticity gasbag, external impact has been alleviated once more, when the protective tube received rear side or impact from top to bottom on the same reason, compress rear side or buffer spring from top to bottom, and extrude rear side or elastic gasbag from top to bottom, under buffer spring's elasticity and elastic airbag's elasticity cooperation, reach the purpose of alleviating the impact many times, sense the gas leakage back when gas leakage sensor, give the alarm with the signal transmission, the alarm reports to the police and in time reminds the staff.
The utility model relates to a rationally, when the gas leakage appears, be convenient for in time remind the staff, and be convenient for alleviate the impact of a plurality of directions, reach the purpose of carrying out the buffering protection to two pipeline junctions, effectively reduce the emergence of the damaged risk reduction accident of two pipeline junctions.
Drawings
Fig. 1 is a schematic structural diagram of a gas pipeline joint protection device suitable for natural gas extraction according to the present invention;
fig. 2 is a schematic side sectional structural view of a gas pipeline joint protection device suitable for natural gas extraction according to the present invention;
fig. 3 is a schematic structural view of a portion a in fig. 2.
In the figure: the gas leakage monitoring device comprises a gas transmission pipeline 1, a protective pipe 2, a connecting pipe 3, a mounting block 4, an elastic air bag 5, a second arc-shaped plate 6, a rectangular groove 7, a buffer spring 8, a movable plate 9, a fixed pipe 10, a first arc-shaped plate 11, a ball 12, a protective box 13, a gas leakage sensor 14, an alarm 15 and buffer cotton 16.
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, a gas pipeline joint protection device suitable for natural gas exploitation comprises two gas pipelines 1, wherein the two gas pipelines 1 are fixedly sleeved with a same connecting pipe 3, the connecting pipe 3 is sleeved with a protective pipe 2, the inner side of the protective pipe 2 is in annular movable contact with a plurality of first arc-shaped plates 11, one side of each first arc-shaped plate 11, which is close to the protective pipe 2, is embedded with a ball 12, the inner side of the protective pipe 2 is provided with an annular ball groove, the outer side of each ball 12 is in rolling contact with the side wall of the annular ball groove, one side of each first arc-shaped plate 11, which is far away from the protective pipe 2, is fixedly bonded with an elastic airbag 5, one side of each elastic airbag 5, which is close to the connecting pipe 3, is fixedly bonded with a second arc-shaped plate 6, two opposite second arc-shaped plates 6 in the plurality of second arc-shaped plates 6 are symmetrically arranged, one side of each second arc, a plurality of installation blocks 4 are fixedly installed on the outer side of the connecting pipe 3 in an annular shape, the installation blocks 4 and the elastic air bags 5 are arranged in a one-to-one correspondence manner, a rectangular groove 7 is formed in one side, away from the connecting pipe 3, of each installation block 4, a moving plate 9 is sleeved in the rectangular groove 7 in a sliding manner, one side, away from the corresponding second arc-shaped plate 6, of each fixed pipe 10 extends into the rectangular groove 7 and is fixedly connected with one side, close to the second arc-shaped plate 6, of each moving plate 9, a plurality of buffer springs 8 are fixedly installed between one side, away from the corresponding second arc-shaped plate 6, of each fixed pipe 9 and the inner wall, away from the opening, of each rectangular groove 7, a protection box 13 is fixedly installed on the outer side of the connecting pipe 3, one side, close to the connecting pipe 3, is provided with an opening, a gas leakage sensor 14 and an, the utility model relates to a rationally, when the gas leakage appears, be convenient for in time remind the staff, and be convenient for alleviate the impact of a plurality of directions, reach the purpose of carrying out the buffering protection to 1 junction of two pipeline, effectively reduce the emergence of the damaged risk reduction accident of 1 junction of two pipeline.
In the utility model, a buffer cotton 16 is bonded and fixed on one side of the protection box 13 far from the connecting pipe 3, a plurality of first air inlet holes are arranged on the inner wall of one side of the protection box 13 far from the opening, a plurality of second air inlet holes are arranged on one side of the buffer cotton 16, the plurality of first air inlet holes and the plurality of second air inlet holes are arranged in one-to-one correspondence, chutes are arranged on the inner walls of two sides of the rectangular groove 7, sliders are fixedly arranged on two sides of the movable plate 9, the sliders are connected with the corresponding chutes in a sliding way, the width between two sides of the fixed pipe 10 is smaller than the distance between the inner walls of two sides of the corresponding rectangular groove 7, a storage battery is fixedly arranged on the inner wall of one side of the protection box 13, and supplies power for the gas leakage sensor 14 and the alarm 15, the utility model has reasonable design, when gas leaks, the worker is convenient to, the purpose of buffering and protecting the joint of the two conveying pipelines 1 is achieved, the damage risk of the joint of the two conveying pipelines 1 is effectively reduced, and accidents are reduced.
The working principle is as follows: when the protective pipe is used, when the protective pipe is collided by external force, firstly, the protective pipe 2 is collided, when the protective pipe is collided by front side collision force, the protective pipe 2 moves backwards and drives the front side ball 12 to move and extrude the corresponding first arc-shaped plate 11, the extruding force drives the first arc-shaped plate 11 to move, the first arc-shaped plate 11 drives the elastic air bag 5 to move backwards, the front side elastic air bag 5 drives the corresponding second arc-shaped plate 6 to move backwards, the front side second arc-shaped plate 6 moves and simultaneously moves the corresponding fixed pipe 10, the front side fixed pipe 10 drives the corresponding movable plate 9 to slide in the rectangular groove 7 and compress the buffer spring 8, external impact force is relieved for the first time under the elastic force of the buffer spring 8, when the buffer spring 8 is compressed to a certain degree, the protective pipe 2 continues to move and extrudes the ball 12, the ball 12 drives the first arc-shaped plate 11 to move, the first arc-shaped plate 11 extrudes the elastic air bag 5 while moving, so that the elastic air bag 5 deforms, and the external impact force is relieved again under the action of the rebound force of the elastic air bag 5;
similarly, when the protective pipe 2 is subjected to the impact force at the rear side, the buffer spring 8 at the rear side is compressed, the elastic airbag 5 at the rear side is extruded, when the protective pipe 2 is subjected to the impact force from top to bottom, the upper buffer spring 8 and the lower buffer spring 8 are compressed, the upper elastic airbag 5 and the lower elastic airbag 5 are extruded, and under the matching of the elastic force of the buffer spring 8 and the elastic force of the elastic airbag 5, the purpose of relieving the impact force for many times is achieved, so that the damage risk of collision at the joint of the two conveying pipelines 1 is reduced;
when the condition of gas leakage appears at the junction of two conveying pipelines 1, gas leakage sensor 14 senses the gas leakage back, gives alarm 15 with signal transmission, and alarm 15 reports to the police, in time reminds the staff, reduces the emergence of accident.
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 (5)
1. A gas transmission pipeline joint protection device suitable for natural gas exploitation comprises two gas transmission pipelines (1), wherein the two gas transmission pipelines (1) are fixedly sleeved with a same connecting pipe (3), the gas transmission pipeline joint protection device is characterized in that a protective pipe (2) is sleeved on the connecting pipe (3), the inner side of the protective pipe (2) is in annular movable contact with a plurality of first arc-shaped plates (11), balls (12) are embedded in one sides of the first arc-shaped plates (11) close to the protective pipe (2), annular ball grooves are formed in the inner side of the protective pipe (2), the outer sides of the balls (12) are in rolling contact with the side walls of the annular ball grooves, elastic air bags (5) are fixedly bonded to one sides of the first arc-shaped plates (11) far away from the protective pipe (2), second arc-shaped plates (6) are fixedly bonded to one sides of the elastic air bags (5) close to the connecting pipe (3), two opposite second arc-shaped plates (6) in the plurality of second arc-shaped plates (6), one side of the second arc-shaped plate (6) far away from the corresponding elastic air bags (5) is fixedly provided with a fixed pipe (10), the outer side of the connecting pipe (3) is annularly and fixedly provided with a plurality of installation blocks (4), the installation blocks (4) are arranged in one-to-one correspondence with the elastic air bags (5), one side of each installation block (4) far away from the connecting pipe (3) is provided with a rectangular groove (7), a moving plate (9) is sleeved in the rectangular groove (7) in a sliding manner, one side of each fixed pipe (10) far away from the corresponding second arc-shaped plate (6) extends into the rectangular groove (7) and is fixedly connected with one side of the moving plate (9) close to the second arc-shaped plate (6), a plurality of buffer springs (8) are fixedly arranged between one side of the moving plate (9) far away from the corresponding second arc-shaped plate (6) and one side of the rectangular groove (7) far away from the opening, the outer side of the, one side that protection box (13) are close to connecting pipe (3) is established to the opening, and the outside fixed mounting of connecting pipe (3) has gas leakage sensor (14) and alarm (15) that are located protection box (13), and gas leakage sensor (14) and alarm (15) electric connection.
2. The gas transmission pipeline joint protection device suitable for natural gas exploitation according to claim 1, wherein a buffering cotton (16) is fixedly bonded to one side of the protection box (13) away from the connecting pipe (3), a plurality of first gas inlet holes are formed in the inner wall of one side of the protection box (13) away from the opening of the protection box, a plurality of second gas inlet holes are formed in one side of the buffering cotton (16), and the plurality of first gas inlet holes and the plurality of second gas inlet holes are arranged in a one-to-one correspondence manner.
3. The gas transmission pipeline joint protection device suitable for natural gas exploitation according to claim 1, wherein sliding grooves are formed in inner walls of two sides of the rectangular groove (7), sliding blocks are fixedly mounted on two sides of the moving plate (9), and the sliding blocks are in sliding connection with the corresponding sliding grooves.
4. A gas pipeline joint protection device suitable for natural gas extraction according to claim 1, wherein the width between both sides of the fixing pipe (10) is smaller than the distance between the inner walls of both sides of the corresponding rectangular groove (7).
5. The gas transmission pipeline joint protection device suitable for natural gas exploitation according to claim 1, wherein a storage battery is fixedly mounted on an inner wall of one side of the protection box (13), and the storage battery supplies power to the gas leakage sensor (14) and the alarm (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922206254.XU CN210890607U (en) | 2019-12-11 | 2019-12-11 | Gas transmission pipeline junction protection device suitable for natural gas exploitation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922206254.XU CN210890607U (en) | 2019-12-11 | 2019-12-11 | Gas transmission pipeline junction protection device suitable for natural gas exploitation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210890607U true CN210890607U (en) | 2020-06-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922206254.XU Expired - Fee Related CN210890607U (en) | 2019-12-11 | 2019-12-11 | Gas transmission pipeline junction protection device suitable for natural gas exploitation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210890607U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111828745A (en) * | 2020-07-28 | 2020-10-27 | 贵州大学 | Self-adaptive adjustable-gradient gas countercurrent-preventing pipeline structure |
| CN113074284A (en) * | 2021-03-02 | 2021-07-06 | 侬昌跃 | Clean gas of coal system is with transmission butt joint leak protection device |
| CN114688387A (en) * | 2022-03-30 | 2022-07-01 | 河北宏科庆能环保设备有限公司 | Oil gas pipeline protection device |
-
2019
- 2019-12-11 CN CN201922206254.XU patent/CN210890607U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111828745A (en) * | 2020-07-28 | 2020-10-27 | 贵州大学 | Self-adaptive adjustable-gradient gas countercurrent-preventing pipeline structure |
| CN113074284A (en) * | 2021-03-02 | 2021-07-06 | 侬昌跃 | Clean gas of coal system is with transmission butt joint leak protection device |
| CN113074284B (en) * | 2021-03-02 | 2022-12-06 | 安徽华夏蓝天机电设备有限公司 | Clean gas of coal system is with transmission butt joint mouth leak protection device |
| CN114688387A (en) * | 2022-03-30 | 2022-07-01 | 河北宏科庆能环保设备有限公司 | Oil gas pipeline protection device |
| CN114688387B (en) * | 2022-03-30 | 2023-08-15 | 河北宏科庆能环保设备有限公司 | Oil gas pipeline protection device |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200630 |