CN208442282U - A kind of anti-gas-leak valve of liquified gas bomb - Google Patents
A kind of anti-gas-leak valve of liquified gas bomb Download PDFInfo
- Publication number
- CN208442282U CN208442282U CN201820949908.0U CN201820949908U CN208442282U CN 208442282 U CN208442282 U CN 208442282U CN 201820949908 U CN201820949908 U CN 201820949908U CN 208442282 U CN208442282 U CN 208442282U
- Authority
- CN
- China
- Prior art keywords
- gas
- nozzle assembly
- connection nozzle
- valve body
- valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The utility model relates to liquefied petroleum gas cylinder valve technical fields, more particularly to a kind of anti-gas-leak valve of liquified gas bomb, including valve body, the valve body be provided with inlet channel and outlet passageway, the outlet passageway is provided with threshold switch, is provided with air-leakage preventing device at the gas outlet of the outlet passageway；The air-leakage preventing device includes the connection nozzle assembly for connecting with external regulator, and the inlet end of the connection nozzle assembly is provided with elastic sealing element, and the elastic sealing element is sealed in the inlet end of connection nozzle assembly.The utility model can play the role of good anti-gas-leak, avoid the generation of safety accident.
Description
Technical field
The utility model relates to liquefied petroleum gas cylinder valve technical field more particularly to a kind of anti-gas-leak valve of liquified gas bomb.
Background technique
The switch valve of the liquefied gas bottle of the prior art only has switching function, does not have the function of anti-gas-leak.Work as switch
Valve is forgotten in the case where closing or not fastening, and frequently can lead to the leakage of liquefied gas, leads to the generation of safety accident.For existing
There is the deficiency of technology, needs to research and develop a kind of anti-gas-leak valve of liquified gas bomb.
Summary of the invention
The purpose of this utility model is that providing a kind of anti-gas-leak valve of liquified gas bomb in view of the deficiencies of the prior art.
To achieve the above object, a kind of anti-gas-leak valve of liquified gas bomb of the utility model, including valve body, the valve body setting
There are inlet channel and outlet passageway, the outlet passageway is provided with threshold switch, is provided at the gas outlet of the outlet passageway anti-
Reference leakage device；The air-leakage preventing device includes the connection nozzle assembly for connecting with external regulator, the connection nozzle assembly
Inlet end is provided with elastic sealing element, and the elastic sealing element is sealed in the inlet end of connection nozzle assembly.
Preferably, the elastic sealing element includes seal plug and spring, the spring be connected to valve inner with it is close
Between block head；The inlet end of the connection nozzle assembly is provided with the first sealing ring with seal plug sealing cooperation.
Preferably, the outer surface of the seal plug is provided with guide groove.
Preferably, the connection nozzle assembly includes the outer ring being spirally connected with valve body, the outer ring is provided with communicating pipe, described
It offers the connecting hole for connecting with pressure regulator communicating pipe, sealing rubber ring is provided between the communicating pipe and outer ring, it is described
The junction of outer ring and valve body is provided with the second sealing ring.
Preferably, outside is provided with connection screw thread at the gas outlet of the outlet passageway.
The utility model has the beneficial effects that a kind of anti-gas-leak valve of liquified gas bomb of the utility model, including valve body, the valve
Body is provided with inlet channel and outlet passageway, and the outlet passageway is provided with threshold switch, sets at the gas outlet of the outlet passageway
It is equipped with air-leakage preventing device；The air-leakage preventing device includes the connection nozzle assembly for connecting with external regulator, the connection mouth
The inlet end of component is provided with elastic sealing element, and the elastic sealing element is sealed in the inlet end of connection nozzle assembly.User needs
When with gas, external tracheae is connected on connection nozzle assembly by pressure regulator, and the mandril on pressure regulator opens elastic sealing element, shape
At outlet passageway, after user opens threshold switch, the gas in bottle can be entered in pressure regulator by outlet passageway, arrange gas
Out.At this point, after user extracts pressure regulator, elastic sealing element will be sealed in by itself screen resilience even if threshold switch is not closed
The inlet end for connecting nozzle assembly, avoids the leakage of gas.By above-mentioned principle, the utility model can play good anti-gas-leak
Effect, avoids the generation of safety accident.
Detailed description of the invention
Fig. 1 is the cutting structural schematic diagram of the utility model.
Fig. 2 is the enlarged structure schematic diagram in Fig. 1 at A.
Fig. 3 is the structural schematic diagram that the utility model is connect with gas cylinder.
Appended drawing reference includes:
1-valve body 2-inlet channel, 3-outlet passageway
4-5-air-leakage preventing device of threshold switch, 51-connection nozzle assemblies
511-512-communicating pipe of outer ring 513-connecting hole
514-sealing rubber ring 52-elastic sealing elements of the 515-the second sealing ring
521-the 523-the first sealing rings of 522-spring of seal plug
524-6-connection screw threads of guide groove.
Specific embodiment
The utility model is described in detail below in conjunction with attached drawing.
As shown in Figure 1 to Figure 2, a kind of anti-gas-leak valve of liquified gas bomb of the utility model, including valve body 1, the valve body 1 are set
It is equipped with inlet channel 2 and outlet passageway 3, the outlet passageway 3 is provided with threshold switch 4, sets at the gas outlet of the outlet passageway 3
It is equipped with air-leakage preventing device 5；The air-leakage preventing device 5 includes the connection nozzle assembly 51 for connecting with external regulator, the company
The inlet end for connecing nozzle assembly 51 is provided with elastic sealing element 52, and the elastic sealing element 52 is sealed in the air inlet of connection nozzle assembly 51
End.When user is needed with gas, external tracheae is connected on connection nozzle assembly 51 by pressure regulator, and the mandril on pressure regulator will be elastic
Sealing element 52 opens, and forms outlet passageway 3, after user opens threshold switch 4, the gas in bottle can be entered by outlet passageway 3
Into pressure regulator, gas is discharged.At this point, after user extracts pressure regulator, elastic sealing element 52 is logical even if threshold switch 4 is not closed
The screen resilience for crossing itself will be sealed in the inlet end of connection nozzle assembly 51, avoid the leakage of gas.Pass through above-mentioned principle, this reality
It can play the role of good anti-gas-leak with novel, avoid the generation of safety accident.
The elastic sealing element 52 of the present embodiment includes seal plug 521 and spring 522, and the spring 522 is connected to valve body 1
Between internal and seal plug 521；The inlet end of the connection nozzle assembly 51 is provided with the with the sealing cooperation of seal plug 521
One sealing ring 523.The mandril of pressure regulator supports seal plug 521, and seal plug 521 makes spring 522, and deformation occurs, to destroy
Seal plug 521 and the leakproofness for connecting 51 inlet end of nozzle assembly.The structure of spring 522 is simple, and movement is safe and reliable.First is close
Leakproofness when contacting with seal plug 521 can be improved in seal 523, and gas is avoided to leak.
The outer surface of the seal plug 521 of the present embodiment is provided with guide groove 524.The guide groove 524 is convenient for pressure regulator
Mandril guiding, is easily installed connection.
The connection nozzle assembly 51 of the present embodiment includes the outer ring 511 being spirally connected with valve body 1, and the outer ring 511 is provided with connection
Pipe 512, offers the connecting hole 513 for connecting with pressure regulator the communicating pipe 512, the communicating pipe 512 and outer ring 511 it
Between be provided with sealing rubber ring 514, the junction of the outer ring 511 and valve body 1 is provided with the second sealing ring 515.Pressure regulator passes through
Connecting hole 513 is fixedly connected on valve body 1, and the second sealing ring 515 avoids the connection gap of outer ring 511 and valve body 1 that gas leakage occurs.
Outside is provided with connection screw thread 6 at the gas outlet of the outlet passageway 3 of the present embodiment.The connection screw thread 6 is convenient for pressure regulation
Device is firmly secured to valve body 1.
The utility model can play the role of good anti-gas-leak, avoid the generation of safety accident.
The above content is only the preferred embodiment of the utility model, for those of ordinary skill in the art, according to this reality
With novel thought, there will be changes in the specific implementation manner and application range, and the content of the present specification should not be construed as
Limitations of the present invention.
Claims (5)
1. a kind of anti-gas-leak valve of liquified gas bomb, including valve body, the valve body is provided with inlet channel and outlet passageway, the outlet
Channel is provided with threshold switch, it is characterised in that: is provided with air-leakage preventing device at the gas outlet of the outlet passageway；
The air-leakage preventing device includes the connection nozzle assembly for connecting with external regulator, the inlet end of the connection nozzle assembly
It is provided with elastic sealing element, the elastic sealing element is sealed in the inlet end of connection nozzle assembly.
2. a kind of anti-gas-leak valve of liquified gas bomb according to claim 1, it is characterised in that: the elastic sealing element includes close
Block head and spring, the spring are connected between valve inner and seal plug；The inlet end setting of the connection nozzle assembly
There is the first sealing ring with seal plug sealing cooperation.
3. a kind of anti-gas-leak valve of liquified gas bomb according to claim 2, it is characterised in that: the outer surface of the seal plug
It is provided with guide groove.
4. a kind of anti-gas-leak valve of liquified gas bomb according to claim 1, it is characterised in that: the connection nozzle assembly include with
The outer ring that valve body is spirally connected, the outer ring are provided with communicating pipe, the communicating pipe offer the connecting hole for connecting with pressure regulator,
It is provided with sealing rubber ring between the communicating pipe and outer ring, the junction of the outer ring and valve body is provided with the second sealing ring.
5. a kind of anti-gas-leak valve of liquified gas bomb according to claim 1, it is characterised in that: the gas outlet of the outlet passageway
Place outside is provided with connection screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820949908.0U CN208442282U (en) | 2018-06-20 | 2018-06-20 | A kind of anti-gas-leak valve of liquified gas bomb |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820949908.0U CN208442282U (en) | 2018-06-20 | 2018-06-20 | A kind of anti-gas-leak valve of liquified gas bomb |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208442282U true CN208442282U (en) | 2019-01-29 |
Family
ID=65090445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820949908.0U Expired - Fee Related CN208442282U (en) | 2018-06-20 | 2018-06-20 | A kind of anti-gas-leak valve of liquified gas bomb |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208442282U (en) |
-
2018
- 2018-06-20 CN CN201820949908.0U patent/CN208442282U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203823166U (en) | Safety valve | |
| CN107654702A (en) | A kind of check valve | |
| CN208442282U (en) | A kind of anti-gas-leak valve of liquified gas bomb | |
| CN206708382U (en) | A kind of LPG valve self-closing structure | |
| CN208595269U (en) | A kind of gas valve | |
| CN210178941U (en) | Gas regulator suitable for low pressure gas pipe network | |
| CN210164901U (en) | Stop valve with elastic groove valve clack and valve seat structure | |
| CN204852561U (en) | Gaseous bellows valve door gear of SF6 | |
| CN203335949U (en) | Lifting type check valve | |
| CN207569255U (en) | A kind of double DBB cryogenic ball valves for blocking and discharging | |
| CN208281527U (en) | A kind of dismountable throttle valve of valve deck | |
| CN101699112A (en) | Gas leakage automatic safety valve | |
| CN205013699U (en) | Nuclear safety level needle type valve | |
| CN204554164U (en) | A kind of low voltage experiment machine butt joint | |
| CN203395193U (en) | Pneumatic stop valve | |
| CN204330233U (en) | Valve hermetic seal test joint assembly | |
| CN203190038U (en) | Connecting structure of cylinder mouth and cylinder valve of gas cylinder | |
| CN209164674U (en) | A kind of safety valve | |
| CN208858988U (en) | A kind of rapid escape valve | |
| CN208442580U (en) | A kind of anti-overcharge valve of liquified gas bomb | |
| CN206943525U (en) | A kind of gas self-closing valve | |
| CN204004752U (en) | A kind ofly be with fool proof switch valve | |
| CN203272809U (en) | Automatic centering internal thread stop valve | |
| CN203223666U (en) | Self-closing type end connector | |
| CN205908907U (en) | Salvage head of plugging into fast |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20190129 Termination date: 20210620 |