CN218118912U

CN218118912U - Natural gas pipe wall-passing sealing structure

Info

Publication number: CN218118912U
Application number: CN202222740019.2U
Authority: CN
Inventors: 李晓冰; 刘冀川; 路旭
Original assignee: Hebei Jingqi Pipeline Technology Co ltd
Current assignee: Hebei Jingqi Pipeline Technology Co ltd
Priority date: 2022-10-18
Filing date: 2022-10-18
Publication date: 2022-12-23
Anticipated expiration: 2032-10-18

Abstract

The utility model relates to a natural gas pipe crosses wall processing technology field, discloses a natural gas pipe crosses wall seal structure, which comprises a wall body, the installing port inner wall all is provided with the inner tube, inner tube outer wall cover is equipped with first sealed expansion ring, first sealed expansion ring front side fixedly connected with air pump one, air pump one front side fixedly connected with trachea one, inner tube inner wall cover is equipped with the sealed expansion ring of second, the sealed expansion ring front side fixedly connected with air pump two of second, air pump two front side top fixedly connected with trachea two. The utility model discloses in, utilize the trachea on the air pump one to carry out the inflation shrinkage and make its laminating wall inner wall to first sealed expansion ring, carry out the inflation shrinkage and make its laminating natural trachea to the sealed expansion ring of second with the trachea on the air pump two, utilize first sealing washer and second sealing washer to closely laminate to natural trachea's front and back outside wall, make and be in encapsulated situation, the leakproofness is good, reduces the harm to the human body.

Description

Natural gas pipe wall-passing sealing structure

Technical Field

The utility model relates to a natural gas pipe crosses wall processing technology field, especially relates to a natural gas pipe crosses wall seal structure.

Background

The natural gas is a mixture of hydrocarbon and non-hydrocarbon gases in a stratum, and refers to all gases naturally existing in nature, including gases formed in various natural processes in an atmosphere, a water ring and a rock ring, at present, the coverage rate of the natural gas in cities and towns reaches over 70%, the safety of the natural gas is very important, and the pipeline wall-crossing sealing protection device is used for protecting a household pipeline through a wall, so that the natural gas leakage is prevented from causing damage to human bodies and endangering life, the structure is complex, and the production cost is high.

When passing through the wall, the existing natural gas pipe is easy to shake in the wall, so that the natural gas is damaged and low in sealing performance, the leaked natural gas is discharged in the external air, the natural gas is harmful to the human body, and is diluted and blown away, the possibility of being ignited still exists, the safety performance is low, and the pipeline device is inconvenient to disassemble and maintain when the natural gas pipeline is damaged and leaked, so that the natural gas pipe passing through the wall sealing structure is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a natural gas pipe wall-passing sealing structure.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a natural gas pipe crosses wall seal structure, includes the wall body, the installing port has all been seted up at side middle part around the wall body, the installing port inner wall all is provided with the inner tube, inner tube front end fixedly connected with inserts the pipe, inner tube rear end fixedly connected with meets the exit tube, inner tube outer wall cover is equipped with first sealed expansion ring, first sealed expansion ring front side fixedly connected with air pump one, air pump one front side fixedly connected with trachea one, air pump one front side one side fixedly connected with pneumatic valve one, inner tube inner wall cover is equipped with the sealed expansion ring of second, the sealed expansion ring front side fixedly connected with air pump two of second, air pump two front side top fixedly connected with trachea two, air pump two front side bottom fixedly connected with pneumatic valve two.

As a further description of the above technical solution:

and the front end of the output pipe is fixedly connected with a second sealing ring.

As a further description of the above technical solution:

the rear end of the access pipe is fixedly connected with a first sealing ring.

As a further description of the above technical solution:

the connecting pipe is connected with an inner pipe through a thread of a threaded pipe.

As a further description of the above technical solution:

the top of the outer wall of the access pipe is fixedly connected with a supporting block, and the top of the supporting block is fixedly connected with a gas detection transmitter.

As a further description of the above technical solution:

the first sealing expansion ring and the second sealing expansion ring are both made of rubber.

As a further description of the above technical solution:

the rear end of the first air pipe is fixedly connected with a first sealing expansion ring through a first air pump, and the rear end of the second air pipe is fixedly connected with a second sealing expansion ring through a second air pump.

As a further description of the above technical solution:

the first air pump is electrically connected with the first air valve, and the second air pump is electrically connected with the second air valve.

The utility model discloses following beneficial effect has:

1. the utility model discloses in, through establishing first sealed expansion ring at the inner tube outer wall cover, utilize a pair of first sealed expansion ring of trachea on the air pump one to carry out the inflation contraction and make its laminating wall body inner wall, establish the sealed expansion ring of second at the inner tube inner wall cover, carry out the inflation contraction to the sealed expansion ring of second with the trachea on the air pump two and make its laminating natural trachea, utilize first sealing washer and second sealing washer to closely laminate to natural trachea's front and back side outer wall, the messenger is in encapsulated situation, the leakproofness is good, the reduction is to the harm of human body.

2. The utility model discloses in, through the screwed pipe threaded connection inner tube of contact tube department, when the gas detection changer detected the natural gas of leakage, and insert pipe, inner tube and contact tube and can seal the natural gas of leakage, prevent that the natural gas from leaking to in the air to under the effect of sealed atmospheric pressure, the natural gas can not continuously leak, and the maintenance is dismantled to the wait personnel of being convenient for, and the security performance is high.

Drawings

Fig. 1 is a front perspective view of a natural gas pipe through-wall sealing structure provided by the utility model;

fig. 2 is a front perspective view of a natural gas pipe wall-passing sealing structure provided by the present invention;

fig. 3 is a front perspective three-dimensional cross-sectional view of the natural gas pipe through-wall sealing structure provided by the utility model.

Illustration of the drawings:

1. a wall body; 2. an installation port; 3. an inner tube; 4. a first seal ring; 5. an access pipe; 6. a discharge pipe is connected; 7. a second seal ring; 8. a threaded pipe; 9. a first seal expansion ring; 10. a second seal expansion ring; 11. a first air pump; 12. a first air valve; 13. a first air pipe; 14. a gas detection transmitter; 15. a second air pump; 16. a second air valve; 17. a second trachea; 18. and (7) a supporting block.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a natural gas pipe through-wall sealing structure comprises a wall body 1, wherein mounting ports 2 are formed in the middle of the front side and the rear side of the wall body 1, inner pipes 3 are arranged on the inner walls of the mounting ports 2, an access pipe 5 is fixedly connected to the front ends of the inner pipes 3, an access pipe 6 is fixedly connected to the rear ends of the inner pipes 3, a first sealing expansion ring 9 is sleeved on the outer wall of each inner pipe 3, a first air pump 11 is fixedly connected to the front side of each first sealing expansion ring 9, a first gas pipe 13 is fixedly connected to the front side of each first air pump 11, a first air valve 12 is fixedly connected to one side of the front side of each first air pump 11, when the natural gas pipe penetrates through the access pipe 5, the natural gas pipe passes through the first air pipe 13, the first air pump 11 and the first air valve 12, discharge the air into first sealed expansion ring 9, make the expansion of first sealed expansion ring 9, and then laminate wall body 1 inner wall, make and form sealed state, 3 inner wall covers of inner tube are equipped with the sealed expansion ring 10 of second, the sealed expansion ring 10 front side fixedly connected with air pump two 15 of second, two 15 front side top fixedly connected with trachea two 17 of air pump, two 15 front side bottom fixedly connected with pneumatic valves two 16 of air pump, through trachea two 17, the cooperation between air pump two 15 and the pneumatic valve two 16 is used, discharge the sealed expansion ring 10 of second with the air, make it closely laminate with 3 inner walls of inner tube, and laminate the natural gas pipe outer wall, the leakproofness is good.

The front end of the connecting pipe 6 is fixedly connected with a second sealing ring 7, the rear end of the connecting pipe 5 is fixedly connected with a first sealing ring 4, the first sealing ring 4 and the second sealing ring 7 are made of rubber, the first sealing ring 4 and the second sealing ring 7 made of rubber have certain elasticity, the connecting pipe can adapt to different natural gas pipelines, the connecting pipe and the outer wall of the connecting pipe are tightly pressed and sealed, the rubber corrosion resistance is good, the service life is long, the connecting pipe 6 is connected with an inner pipe 3 through a threaded pipe 8 in a threaded mode, a supporting block 18 is fixedly connected to the top of the outer wall of the connecting pipe 5, a gas detection transmitter 14 is fixedly connected to the top of the supporting block 18, the gas detection transmitter 14 can immediately detect leaked natural gas and send out an alarm, the personnel know that the natural gas pipeline is damaged and leaked in the first time, the personnel can withdraw and maintain the pipelines in time conveniently, the first sealing expansion ring 9 and the second sealing expansion ring 10 are made of rubber, the first sealing expansion ring 13 is fixedly connected with a first sealing ring 9 through a first air pump 11, the rear end of a second sealing ring 10 through a second air pump 15, the first air pump 11 and the second sealing expansion ring 16 are electrically connected through an air pump 15, and the air valve 16, and the air pump 15 is good in high in control performance.

The working principle is as follows: when the natural gas pipe passes through the access pipe 5, the natural gas pipe discharges air into the first sealed expansion ring 9 through the matching among the first air pipe 13, the first air pump 11 and the first air valve 12, so that the first sealed expansion ring 9 expands to be attached to the inner wall of the wall body 1 to form a sealed state, and simultaneously discharges air into the second sealed expansion ring 10 through the matching among the second air pipe 17, the second air pump 15 and the second air valve 16 to be closely attached to the inner wall of the inner pipe 3, and laminating the natural gas pipe outer wall, first sealing washer 4 and second sealing washer 7 can closely laminate with natural gas pipe's front and back side outer wall, at this moment, natural gas line is in encapsulated situation, when natural gas pipe takes place the breakage and leaks, gas detection changer 14 is connected with external power supply, can detect the natural gas who leaks immediately, and send out the police dispatch newspaper, make personnel know the condition that natural gas line took place the breakage and leaks very first time, be convenient for personnel in time withdraw and maintain the pipeline, insert pipe 5 simultaneously, inner tube 3 and connect out pipe 6 can seal the natural gas who leaks, prevent that the natural gas from leaking in the air, and under the effect of sealed atmospheric pressure, the natural gas can not continuously leak, improve the security.

Finally, it should be noted that: 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 modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a natural gas pipe crosses wall seal structure, includes wall body (1), its characterized in that: installing port (2) have all been seted up at side middle part around wall body (1), installing port (2) inner wall all is provided with inner tube (3), inner tube (3) front end fixedly connected with inserts pipe (5), inner tube (3) rear end fixedly connected with connects exit tube (6), inner tube (3) outer wall cover is equipped with first sealed expansion ring (9), first sealed expansion ring (9) front side fixedly connected with air pump (11), air pump (11) front side fixedly connected with trachea (13), air pump (11) front side one side fixedly connected with pneumatic valve (12), inner tube (3) inner wall cover is equipped with the sealed expansion ring of second (10), the sealed expansion ring of second (10) front side fixedly connected with air pump two (15), air pump two (15) front side top fixedly connected with trachea two (17), air pump two (15) front side bottom fixedly connected with pneumatic valve two (16).

2. A natural gas pipe through-wall sealing structure according to claim 1, wherein: and the front end of the output pipe (6) is fixedly connected with a second sealing ring (7).

3. A natural gas pipe through-wall sealing structure according to claim 1, wherein: the rear end of the access pipe (5) is fixedly connected with a first sealing ring (4).

4. A natural gas pipe wall-passing sealing structure according to claim 1, wherein: the output pipe (6) is connected with an inner pipe (3) through a threaded pipe (8) in a threaded manner.

5. A natural gas pipe through-wall sealing structure according to claim 1, wherein: the top of the outer wall of the access pipe (5) is fixedly connected with a supporting block (18), and the top of the supporting block (18) is fixedly connected with a gas detection transmitter (14).

6. A natural gas pipe through-wall sealing structure according to claim 1, wherein: the first sealing expansion ring (9) and the second sealing expansion ring (10) are made of rubber.

7. A natural gas pipe through-wall sealing structure according to claim 1, wherein: the rear end of the first air pipe (13) is fixedly connected with a first sealing expansion ring (9) through a first air pump (11), and the rear end of the second air pipe (17) is fixedly connected with a second sealing expansion ring (10) through a second air pump (15).

8. A natural gas pipe through-wall sealing structure according to claim 1, wherein: the air pump I (11) is electrically connected with the air valve I (12), and the air pump II (15) is electrically connected with the air valve II (16).