CN218153022U - Three-way air-blocking device for gas pipeline maintenance - Google Patents
Three-way air-blocking device for gas pipeline maintenance Download PDFInfo
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- CN218153022U CN218153022U CN202221198357.1U CN202221198357U CN218153022U CN 218153022 U CN218153022 U CN 218153022U CN 202221198357 U CN202221198357 U CN 202221198357U CN 218153022 U CN218153022 U CN 218153022U
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Abstract
The utility model discloses a gas pipeline maintenance is with three-way choke device belongs to gas pipeline maintenance technical field, it includes the connecting piece with gas riser three-way connection, the pressure measuring mouth of setting on the connecting piece, the charging connector that passes the connecting piece and install the gasbag that aerifys at the charging connector tip, wherein, it is inside that the gasbag is located the three-way intake pipe of gas riser, be provided with switch module on the pressure measuring mouth, inflate to the gasbag through the inflater for the charging connector, thereby the state that forms closely laminating with the three-way pipe wall of gas riser after the rubber gasbag can receive the pressure inflation reaches the effect of blocking the air supply, not only easy operation and extensive applicability are extensive, the operation process is simple and convenient and low to operating personnel's operation skill requirement, need not to go again when using the device to carry out gas riser maintenance and look for the pressure measuring point and carry out the gas tightness detection, alone can accomplish the whole operations of resuming air feed, greatly, can also ensure safety, the very big maintenance work of salvageing of gas riser that has made things convenient for.
Description
Technical Field
The utility model relates to a gas pipeline maintenance technical field especially relates to a gas pipeline maintenance is with three-way choke device.
Background
When no person is in the home of a user where the valve is positioned during gas emergency maintenance operation, the user is contacted by a telephone, the user is informed to return to the home to be matched with the closing of the riser main valve, and if the user is not contacted, the user needs to be contacted by departments such as community property, street office, dispatching department and the like; if the special user refuses to enter the house and close the valve, the special user needs to explain and communicate with the patience of the user; if the valve is sealed in a hidden way due to the decoration of a user at the position of the main valve of the vertical pipe, communication with the user is needed, and a professional is asked to dismantle the hidden package structure; the process consumes a great deal of time and has uncertain factors to cause the failure of gas stop.
In summary, most of the gas riser main valves are arranged indoors, when gas stopping operation is needed in indoor gas pipeline maintenance and first-aid repair, the indoor riser main valves must be closed in time, and in the actual operation process, the reasons that a user at the indoor riser valve is not in home for a long time, the user refuses to enter the home, the position of the riser valve is sealed by a cabinet in a concealed mode, the user refuses to detach a decorative plate to close the valve and the like are often encountered, so that the gas stopping cannot be effectively performed in time, and great difficulty is brought to the first-aid repair work.
SUMMERY OF THE UTILITY MODEL
The utility model provides a gas pipeline maintenance is with three-way choke device aims at solving foretell technical defect.
The utility model provides a specific technical scheme as follows:
the utility model provides a pair of gas pipeline maintenance is with three-way choke device includes and is in with gas riser tee junction's connecting piece, setting pressure measurement mouth on the connecting piece, pass the charging connector of connecting piece with install the air bag of aerifing of charging connector tip, wherein, it is located to aerify the air bag inside the three-way intake pipe of gas riser, be provided with switch module on the pressure measurement mouth.
Optionally, a controllable one-way valve is arranged on the inflating nozzle, the inflating nozzle is used for pressurizing the inside of the inflating airbag, and the inflating airbag is a rubber airbag.
Optionally, the connecting piece is in threaded connection with the gas riser tee, and the inflatable airbag is used for blocking communication between the gas inlet pipe and the gas outlet pipe of the gas riser tee after being filled with air pressure.
Optionally, the inflation nozzle is connected with the inflation airbag through a telescopic air pipe, and the contact position of the telescopic air pipe and the connecting piece is in a sealed state.
The utility model discloses following beneficial technological effect has:
the utility model provides a gas pipeline maintenance is with three-way choke device includes the connecting piece with gas riser three way connection, the pressure measuring mouth of setting on the connecting piece, the charging connector that passes the connecting piece and install the gasbag that aerifys at the charging connector tip, wherein, it is located inside the three-way intake pipe of gas riser to aerify the gasbag, be provided with switch module on the pressure measuring mouth, it pressurizes to aerifing the gasbag through the inflating pump for the charging connector, the state that forms closely laminating with the three-way pipe wall of gas riser after the gasbag can receive the pressure inflation thereby reaches the effect of blocking the air supply, not only easy operation and extensive applicability, the operation process is simple and convenient and low to operating personnel's operation skill requirement, need not to go again to look for the pressure measuring point in the user's family and carry out the gas tightness detection when using the device to carry out gas riser maintenance, one person can accomplish the whole operations of recovering the air feed, promote work efficiency greatly, can also ensure safety, the very big maintenance work of salvageing of gas riser that has made things convenient for.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained without creative efforts.
Fig. 1 is a schematic structural view of a three-way choke device for maintaining a gas pipeline according to an embodiment of the present invention;
fig. 2 is a schematic view illustrating an installation of a three-way choke apparatus for repairing a gas pipeline according to an embodiment of the present invention;
fig. 3 is a schematic view of the operation of the three-way choke device for maintaining a gas pipeline according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
A three-way choke apparatus for gas pipeline maintenance according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 3.
Referring to fig. 1 to 3, an embodiment of the present invention provides a three-way choke device for gas pipeline maintenance, including a connecting member 2 connected to a gas riser tee 1, a pressure measuring nozzle 6 disposed on the connecting member 2, an inflating nozzle 3 disposed in an inner cavity of the connecting member 2, and an inflating airbag 4 disposed at a lower end of the inflating nozzle 3, wherein the inflating airbag 4 is located inside an air inlet pipe of the gas riser tee 1, and the pressure measuring nozzle 6 is provided with a switch assembly. Referring to fig. 2 and 3, the position of the inflatable bladder 4 within the inlet pipe of the gas riser tee 1 can be adjusted to block the gas supply after inflation.
Referring to fig. 1 to 3, a controllable one-way valve is arranged on the inflating nozzle 3, the inflating nozzle 3 is used for inflating the inside of the inflating airbag 4, and the inflating airbag 4 is a rubber airbag. The connecting piece 2 is in threaded connection with the gas riser tee joint 1, and the inflatable airbag 4 is used for blocking the communication between the gas inlet pipe and the gas outlet pipe of the gas riser tee joint 1 after being filled with air pressure. The charging connector 3 adopts the telescopic air pipe 5 to be connected with the inflatable air bag 4, the contact position of the telescopic air pipe 5 and the gas riser tee joint 1 is in a sealing state, for example, the contact position of the telescopic air pipe 5 and the connecting piece 2 of the gas riser tee joint 1 can adopt elastic interference sealing or sealant sealing, the telescopic air pipe 5 and the contact position with the connecting piece are in a sealing state, and the pipeline air tightness detection can be carried out on the premise that the position of the inflatable air bag can be adjusted through the telescopic air pipe.
When the three-way gas blocking device for gas pipeline maintenance is used, firstly, the plug on the three-way pipe of the gas riser is opened, the pressure-measurable switch on the three-way gas blocking device for gas pipeline maintenance is ensured to be in the closed position, the three-way gas blocking device for gas pipeline maintenance and the three-way pipe of the gas riser are connected and installed in place through the threads, and the inflatable air bag is placed at the proper position by conveying the telescopic air pipe below the three-way pipe of the gas riser; after the inflatable air bag is placed at a proper position, the inflator is connected with the inflating nozzle, the inflatable air bag is inflated, the inflatable air bag can expand under pressure, and the inflated air bag and the pipe wall form a close fit state, so that the effect of blocking an air source is achieved.
Opening a pressure measuring nozzle switch after blocking an air source, utilizing the pressure measuring nozzle switch to diffuse residual air in a pipe section, connecting the pressure measuring nozzle with a U-shaped pressure gauge after the residual air is diffused, observing whether the liquid level of the U-shaped gauge has a liquid level difference or not, and indicating that the effect of completely blocking air is achieved if no liquid level difference exists; construction can be carried out. After the construction is finished, air supply is recovered, the U-shaped pressure gauge is connected with the pressure measuring port, 5kpa of test pressure is blown into the gas stopping pipe section, whether the liquid level of the U-shaped pressure gauge drops or not is observed after 15 minutes, the air tightness detection experiment is qualified if the liquid level does not drop, and the air supply can be recovered. The controllable one-way valve on the inflating nozzle is opened to release the pressure in the inflating air bag, the rubber air bag is contracted, and the air supply of the air stopping pipe section is recovered; will the utility model discloses gas pipeline maintenance is with three choke device pulls down from the gas riser tee bend afterwards, with the stifled gas riser tee bend department that resumes of precursor, accomplishes the construction.
The utility model provides a gas pipeline maintenance is with tee bend choke device includes the connecting piece with gas riser tee junction, the pressure measurement mouth of setting on the connecting piece, pass the charging connector of connecting piece and install the gasbag that aerifys at the charging connector tip, wherein, it is located inside the three-way intake pipe of gas riser to aerify the gasbag, be provided with switch module on the pressure measurement mouth, it pressurizes to aerifing the gasbag through the inflater for the charging connector, rubber gasbag can receive the pressure inflation back and form the effect of closely laminating with the three-way pipe wall of gas riser thereby reaching the state of blocking the air supply, not only easy operation and extensive applicability, operation process is simple and convenient and low to operating personnel's operation skill requirement, need not to go again to look for the pressure measurement point in the user's family and carry out the gas tightness detection when using the device to carry out gas riser maintenance, one person can accomplish the whole operations that resume the air feed, greatly, and improve work efficiency, can also ensure safety, the very big salvage maintenance work that has made things convenient for the gas riser.
It is apparent that those skilled in the art can make various modifications and variations to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (4)
1. The utility model provides a gas pipeline maintenance is with three choke device, its characterized in that, gas pipeline maintenance is with three choke device include with gas riser three way connection's connecting piece, set up pressure measuring mouth on the connecting piece, pass the charging connector of connecting piece with install the gasbag of aerifing of charging connector tip, wherein, it is located to aerify the gasbag inside the three-way intake pipe of gas riser, be provided with switch module on the pressure measuring mouth.
2. The three-way choke apparatus for repairing a gas pipe according to claim 1, wherein a controllable one-way valve is provided on the inflating nozzle, the inflating nozzle is used for pressurizing the inside of the inflating air bag, and the inflating air bag is a rubber air bag.
3. The three-way choke apparatus for repairing a gas pipe according to claim 1, wherein the connection member is in threaded connection with the gas riser tee, and the inflatable air bag is used to block the communication between the gas inlet pipe and the gas outlet pipe of the gas riser tee after being filled with air pressure.
4. The three-way choke apparatus for repairing a gas pipe according to claim 1, wherein the inflation nozzle is connected to the inflation bladder by a telescopic gas pipe, and a contact portion between the telescopic gas pipe and the connecting member is in a sealed state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221198357.1U CN218153022U (en) | 2022-05-18 | 2022-05-18 | Three-way air-blocking device for gas pipeline maintenance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221198357.1U CN218153022U (en) | 2022-05-18 | 2022-05-18 | Three-way air-blocking device for gas pipeline maintenance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218153022U true CN218153022U (en) | 2022-12-27 |
Family
ID=84572927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221198357.1U Active CN218153022U (en) | 2022-05-18 | 2022-05-18 | Three-way air-blocking device for gas pipeline maintenance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218153022U (en) |
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2022
- 2022-05-18 CN CN202221198357.1U patent/CN218153022U/en active Active
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