CN208442330U - A kind of safety liquefied gas cylinder valve automatically cut off - Google Patents
A kind of safety liquefied gas cylinder valve automatically cut off Download PDFInfo
- Publication number
- CN208442330U CN208442330U CN201820949907.6U CN201820949907U CN208442330U CN 208442330 U CN208442330 U CN 208442330U CN 201820949907 U CN201820949907 U CN 201820949907U CN 208442330 U CN208442330 U CN 208442330U
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- CN
- China
- Prior art keywords
- gas
- outlet nozzle
- valve body
- ball
- automatically cut
- 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
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- 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 safety liquefied gas cylinder valve that can be automatically cut off, including valve body, one end of valve body is provided with air intake assembly, the other end of valve body is provided with outlet nozzle, valve body is provided with the inlet channel of connection air intake assembly and outlet nozzle, inlet channel is provided with lever assembly, outlet nozzle is internally provided with accommodating cavity, the ball that shuts off for occurring to block outlet nozzle when bulk gas leakage is provided in accommodating cavity, the leakage of bulk gas, the powerful air-flow of gas can blow afloat the ball that shuts off in outlet nozzle, to shut off, ball is blowed at the gas outlet of outlet nozzle, the ball that shuts off further blocks the gas outlet of outlet nozzle, gas circuit is automatically cut off to realize, avoid a large amount of leakages of gas, prevent the generation of safety accident.After overcoming leakage problem, the pressure difference in pipeline is reduced, and is shut off ball at this time under the effect of gravity, is fallen automatically, gas circuit is connected to again.
Description
Technical field
The utility model relates to liquefied petroleum gas cylinder valve technical fields, more particularly to a kind of safety-type liquid that can be automatically cut off
Liquefied gas bottle valve.
Background technique
The prior art discloses a kind of anti-down, anti-gas cylinder safely angle valve filled, it includes valve component, air-valve assembly.Valve
The handwheel of body component is mounted on angle valve valve body one end, the angle valve valve body other end and middle protective case one end phase by piston and sealing ring
Connection, the middle protective case other end are connected with steel ball sleeve.Lock nut in air-valve assembly is mounted in angle valve valve body.Protect gum cover
It is connected by screw in lock nut.The anti-piston that fills is located in protection gum cover, and the anti-stitch for filling piston passes through protection gum cover
It is extended in angle valve valve body with the needle hole matched in lock nut, rubber sleeve is mounted at steel ball sleeve running-on, and steel ball is located at steel
In bead sleeve, with the above structure, when gas cylinder topples over the resistance in use, steel ball is pushed into rubber sleeve by the pressure in gas cylinder
The only leakage of gas reaches the function of leakproof.When gas is finished in bottle, prevent that filling piston is embedded in rubber sleeve under self-gravity action
It is interior, to reach the anti-function of filling.The gas cylinder safely angle valve of the prior art is mainly used for the effect of anti-gas-leak when gas cylinder is toppled over, and
It cannot play when bulk gas leakage occurs, automatically cut off the function of gas circuit.
Summary of the invention
The purpose of this utility model is that providing a kind of safety-type liquefaction that can be automatically cut off in view of the deficiencies of the prior art
Bottle valve.
To achieve the above object, the safety liquefied gas cylinder valve that one kind of the utility model can be automatically cut off, including valve sheet
Body, one end of the valve body are provided with air intake assembly, and the other end of the valve body is provided with outlet nozzle, in the valve body
Portion is provided with the inlet channel of connection air intake assembly and outlet nozzle, and the inlet channel is provided with lever assembly, the outlet nozzle
It is internally provided with accommodating cavity, the ball that shuts off for occurring to block outlet nozzle when bulk gas leakage is provided in the accommodating cavity.
Preferably, being provided with the sealing ring for matching sealing with the ball that shuts off on the inside of the outlet nozzle.
Preferably, the inlet channel is provided with air inlet boss, the valve body is provided with diaphragm unit, described
One end of lever assembly is connected to air inlet boss, and the other end of the lever assembly is connected to diaphragm unit.
Preferably, the inlet channel is provided with strainer, the strainer is located at the front end of air inlet boss.
Preferably, the air intake assembly includes suction nozzle, connection handle is provided on the outside of the suction nozzle.
The utility model has the beneficial effects that the safety liquefied gas cylinder valve that one kind of the utility model can be automatically cut off, packet
Valve body is included, one end of the valve body is provided with air intake assembly, and the other end of the valve body is provided with outlet nozzle, the valve
Body interior is provided with the inlet channel of connection air intake assembly and outlet nozzle, and the inlet channel is provided with lever assembly, described
Outlet nozzle is internally provided with accommodating cavity, is provided in the accommodating cavity for occurring to block cutting for outlet nozzle when bulk gas leakage
Ball is flowed, air intake assembly is connected to the switch valve of liquefied gas bottle, and the gas in liquefied gas bottle is into air intake assembly excessively, into valve body
Portion enters stove pipeline using outlet nozzle, and gas burns in liquefaction pipeline for stove, and internal pressure is relatively stable
, only when stove gas leakage or pipeline break, gas can be leaked largely, and due to the leakage of bulk gas, gas is powerful
Air-flow the ball that shuts off in outlet nozzle can be blown afloat, so that the ball that will shut off blows at the gas outlet of outlet nozzle, the ball that shuts off is further
The gas outlet of outlet nozzle is blocked, gas circuit is automatically cut off to realize, avoids a large amount of leakages of gas, prevent the hair of safety accident
It is raw.After overcoming leakage problem, the pressure difference in pipeline is reduced, and is shut off ball at this time under the effect of gravity, is fallen automatically, gas
Road is connected to again.
Detailed description of the invention
Fig. 1 is the cutting structural schematic diagram of the utility model.
Appended drawing reference includes:
1-valve body 2-air intake assembly, 21-suction nozzle
22-connection 3-outlet nozzle of handle, 31-accommodating cavities
32-shut off ball 33-sealing ring, 4-inlet channel
41-air inlet boss 42-diaphragm unit, 43-strainers
5-lever assemblies.
Specific embodiment
The utility model is described in detail below in conjunction with attached drawing.
As shown in Figure 1, the safety liquefied gas cylinder valve that one kind of the utility model can be automatically cut off, including valve body 1, institute
The one end for stating valve body 1 is provided with air intake assembly 2, and the other end of the valve body 1 is provided with outlet nozzle 3, in the valve body 1
Portion is provided with the inlet channel 4 of connection air intake assembly 2 and outlet nozzle 3, and the inlet channel 4 is provided with lever assembly 5, it is described go out
Gas nozzle 3 is internally provided with accommodating cavity 31, blocks outlet nozzle 3 when be provided in the accommodating cavity 31 for bulk gas leakage to occur
The ball 32 that shuts off.Air intake assembly 2 is connected to the switch valve of liquefied gas bottle, and the gas in liquefied gas bottle enters into air intake assembly 2 is crossed
Inside valve body 1, enter stove pipeline using outlet nozzle 3, gas burns in liquefaction pipeline for stove, internal pressure
Be it is metastable, only when stove gas leakage or pipeline break, gas can be leaked largely, due to letting out for bulk gas
Leakage, the powerful air-flow of gas can blow afloat the ball 32 that shuts off in outlet nozzle 3, so that the ball 32 that shuts off to be blowed to the outlet of outlet nozzle 3
At mouthful, the ball 32 that shuts off further blocks the gas outlet of outlet nozzle 3, automatically cuts off gas circuit to realize, avoids a large amount of of gas
Leakage, prevents the generation of safety accident.After overcoming leakage problem, the pressure difference in pipeline is reduced, and the ball 32 that shuts off at this time is at itself
It under the action of gravity, falls automatically, gas circuit is connected to again.
The inside of the outlet nozzle 3 of the present embodiment is provided with the sealing ring 33 that sealing is matched with the ball 32 that shuts off.Sealing ring 33 with
The ball 32 that shuts off matching sealing, improves the air-tightness of bottle valve.
The inlet channel 4 of the present embodiment is provided with air inlet boss 41, and the valve body 1 is internally provided with diaphragm unit 42,
One end of the lever assembly 5 is connected to air inlet boss 41, and the other end of the lever assembly 5 is connected to diaphragm unit 42.
The inlet channel 4 of the present embodiment is provided with strainer 43, and the strainer 43 is located at the front end of air inlet boss 41.Strainer 43
It plays a role in filtering to gas.
The air intake assembly 2 of the present embodiment includes suction nozzle 21, and the outside of the suction nozzle 21 is provided with connection handle 22.
The safety liquefied gas cylinder valve that one kind of the utility model can be automatically cut off can when bulk gas leakage occurs
Gas circuit is automatically cut off, a large amount of leakages of gas is avoided, prevents 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. the safety liquefied gas cylinder valve that one kind can be automatically cut off, including valve body, one end of the valve body are provided with air inlet
The other end of component, the valve body is provided with outlet nozzle, it is characterised in that: the valve body is provided with connection air inlet group
The inlet channel of part and outlet nozzle, the inlet channel are provided with lever assembly, and the outlet nozzle is internally provided with accommodating cavity, institute
State the ball that shuts off being provided in accommodating cavity for occurring to block outlet nozzle when bulk gas leakage.
2. the safety liquefied gas cylinder valve that one kind according to claim 1 can be automatically cut off, it is characterised in that: the outlet
The sealing ring that sealing is matched with the ball that shuts off is provided on the inside of mouth.
3. the safety liquefied gas cylinder valve that one kind according to claim 1 can be automatically cut off, it is characterised in that: the air inlet
Channel is provided with air inlet boss, and the valve body is provided with diaphragm unit, and one end of the lever assembly is connected to air inlet
The other end of boss, the lever assembly is connected to diaphragm unit.
4. the safety liquefied gas cylinder valve that one kind according to claim 3 can be automatically cut off, it is characterised in that: the air inlet
Channel is provided with strainer, and the strainer is located at the front end of air inlet boss.
5. the safety liquefied gas cylinder valve that one kind according to claim 1 can be automatically cut off, it is characterised in that: the air inlet
Component includes suction nozzle, and connection handle is provided on the outside of the suction nozzle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820949907.6U CN208442330U (en) | 2018-06-20 | 2018-06-20 | A kind of safety liquefied gas cylinder valve automatically cut off |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820949907.6U CN208442330U (en) | 2018-06-20 | 2018-06-20 | A kind of safety liquefied gas cylinder valve automatically cut off |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208442330U true CN208442330U (en) | 2019-01-29 |
Family
ID=65090462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820949907.6U Expired - Fee Related CN208442330U (en) | 2018-06-20 | 2018-06-20 | A kind of safety liquefied gas cylinder valve automatically cut off |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208442330U (en) |
-
2018
- 2018-06-20 CN CN201820949907.6U patent/CN208442330U/en not_active Expired - Fee Related
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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 |