CN206655967U - A kind of gas valve with fire-proof function - Google Patents
A kind of gas valve with fire-proof function Download PDFInfo
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- CN206655967U CN206655967U CN201720373862.8U CN201720373862U CN206655967U CN 206655967 U CN206655967 U CN 206655967U CN 201720373862 U CN201720373862 U CN 201720373862U CN 206655967 U CN206655967 U CN 206655967U
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- valve
- valve body
- inner chamber
- gas
- main valve
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Abstract
The utility model provides a kind of gas valve with fire-proof function, including stop valve, the valve body side of the stop valve is provided with safety valve, the safety valve includes main valve body, inner chamber is provided with main valve body, the upper port of main valve body is externally provided with pressing plate, the both ends of pressing plate are by hinge on main valve body, the bearing pin is made using thermo-sensitive material, the pressing plate position relative with upper port is provided with hole, holding device is provided with hole, plug is provided with the lower port of main valve body, valve element, valve seat, valve rod are from top to bottom sequentially provided with the inner chamber of main valve body.A kind of gas valve with fire-proof function described in the utility model, the purpose that timely automated closing burning things which may cause a fire disaster prevents the state of affairs from further expanding can not only be played, and product is easy to use, cost is cheaper compared to other safety devices against fires, with great promotion and use value, wide market.
Description
Technical field
A kind of burnt gas valve is the utility model is related to, especially a kind of gas valve with fire-proof function.
Background technology
Natural gas, coal gas and liquefied gas have been popularized for every family, turn into the indispensable daily necessities of people.It is existing at present
Natural gas, coal gas rarely have in routine use correlation automatic fire prevention equipment, on the market it is only also simply prevent gas from letting out
The alarm control valve of leakage, that is to say, that if in the case that the intensity of a fire is burnt always, existing gas leakage warning control valve is not
Out code can be sent, if situation is handled not in time, will result in more serious fire incident.
Bottled gas is in routine use, because mobility usually is big, the automatic fire prevention equipment more without correlation,
In recent years, occurred repeatedly on serious fire incident caused by bottled gas detonation, cause masses' casualties and people's property
Heavy losses.
In Authorization Notice No.：CN206072466U, authorized announcement date：2017.04.05 utility model patent in disclose
A kind of fire-protection valve for cylinder for liquefied gas, the heat-sensing device of this valve, that is, the temperature inductor described in file
It is provided in the inner chamber of valve body, the purpose is to when temperature is more than 60 degree -- at 90 degree, temperature inductor will burst, valve
It can automatically close, prevent gas from circulating, avoid gas leakage from causing bigger security incident.But through inventor's test of many times
It was found that because temperature inductor is provided in the inner chamber of valve body, the sensing for temperature is more slow, nearer in ignition point
In the case of, temperature inductor can just burst after certain time of catching fire, and valve could be converted to close off into state.This fire prevention
Although valve can also reach blocking source of the gas, fire prevention, explosion-proof purpose, because the startup time that valve is closed is more long, it is impossible to
Enough quickly, source of the gas is blocked in time, appoint and so potential safety hazard be present, therefore urgently improve.
The content of the invention
The purpose of this utility model is to provide a kind of gas valve with fire-proof function, can solve the problem that existing product not
Foot, it is rapid timely by the fire prevention sensing of improved structure valve, it can effectively reach fast shut-off burning things which may cause a fire disaster, prevent fires, be explosion-proof
Purpose.
In order to solve the above-mentioned technical problem, the technical solution of the utility model one, it is as follows：A kind of combustion with fire-proof function
Air valve, including stop valve, it is characterised in that：The valve body side of the stop valve is provided with safety valve, and the safety valve includes main valve
Body, main valve body is interior to be provided with inner chamber, and the upper and lower end of main valve body is run through in inner chamber, and the side of main valve body is provided with air inlet, and opposite side is set out
Gas port, air inlet, gas outlet are connected with the inner chamber of main valve body, and the external port of air inlet is connected with the blow vent of stop valve side,
The upper port of main valve body is externally provided with pressing plate, and by hinge on main valve body, the bearing pin is to use temperature-sensitive at the both ends of pressing plate
What material was made, the pressing plate position relative with upper port is provided with hole, is provided with holding device in hole, at the lower port of main valve body
Provided with plug, valve element, valve seat, valve rod are from top to bottom sequentially provided with the inner chamber of main valve body, is between valve element and valve rod and inner chamber
Gap coordinates, and sealing ring is provided between the top of valve element and the inner chamber of main valve body, sealing gasket is provided between valve seat and valve element, is held out against
The bottom of device and the top contact of valve element, the bottom of valve rod contact with plug, and valve rod is provided with spring, the both ends difference of spring
It is supported on valve seat and plug.
Improvement to above-mentioned technical proposal：The thermo-sensitive material is warming fusible alloy.
Further improvement to above-mentioned technical proposal：The holding device is jackscrew, and the bottom of jackscrew is provided with projection, valve element
Top be provided with groove, projection is inserted in groove.
Further improvement to above-mentioned technical proposal：The stop valve is right-angle type stop valve.
Further improvement to above-mentioned technical proposal：It is provided with the valve body of the stop valve and penetrates the interior of its upper and lower side
Chamber, adjustment seat is provided with the upper port of valve body, valve rod is extend into inner chamber from adjustment seat, and sealing is provided between valve rod and adjustment seat
Circle, the bottom of valve rod are connected with valve element by connecting pin, and valve element bottom is provided with sealing ring, and the lower port of valve body is connected with steel cylinder.
In order to solve the above-mentioned technical problem, the technical solution of the utility model two, it is as follows：A kind of combustion with fire-proof function
Air valve, including fuel gas ball valve, it is characterised in that：The valve body side of the fuel gas ball valve is provided with safety valve, and the safety valve includes
Main valve body, main valve body is interior to be provided with inner chamber, and the upper and lower end of main valve body is run through in inner chamber, and the side of main valve body is provided with air inlet, opposite side
Gas port is set out, air inlet, gas outlet connect with the inner chamber of main valve body, the external port of air inlet and the blow vent of fuel gas ball valve side
Connection, the upper port of main valve body are externally provided with pressing plate, and by hinge on main valve body, the bearing pin is to use at the both ends of pressing plate
What thermo-sensitive material was made, the pressing plate position relative with upper port is provided with hole, and holding device, the lower end of main valve body are provided with hole
Mouthful place is provided with plug, is from top to bottom sequentially provided with valve element, valve seat, valve rod in the inner chamber of main valve body, valve element and valve rod and inner chamber it
Between for gap coordinate, sealing ring is provided between the top of valve element and the inner chamber of main valve body, sealing gasket is provided between valve seat and valve element,
The bottom of holding device and the top contact of valve element, the bottom of valve rod contact with plug, and valve rod is provided with spring, the both ends of spring
It is respectively supported on valve seat and plug.
Improvement to above-mentioned technical proposal：The thermo-sensitive material is warming fusible alloy.
Further improvement to above-mentioned technical proposal：The holding device is jackscrew, and the bottom of jackscrew is provided with projection, valve element
Top be provided with groove, projection is inserted in groove.
The scheme one is applied to cylinder for liquefied gas, and scheme two is applied to pipeline gas.
Beneficial effect：
Using a kind of gas valve with fire-proof function described in the utility model, by setting safety valve, on safety valve
The bearing pin that is made by thermo-sensitive material of pressing plate be fixed, under emergency case, bearing pin melted by heat, valve element is upspring timely pass
Hold one's breath source, prevent the various fire dangerous situations caused by combustion gas can not close in time；Coordinated using the bearing pin and pressing plate of thermo-sensitive material,
Bearing pin is arranged on the outside of safety valve main valve body, and when emergency situations occur, heat-sensing device can quickly be sensed, and in time will
Safety valve is closed, and is effectively controlled combustion gas to be revealed in emergency situations, is avoided further expanding emergency fire, also, use temperature-sensitive
The bearing pin small volume that material is made, response speed compare it is other, more quickly；Heat-sensing device be warming responsive glass pipe or
Person's warming fusible alloy block, there is the characteristics of good temperature-sensitive performance, fast response time, further improve the response speed of safety valve；
The holding device is jackscrew, and the bottom of jackscrew is provided with projection, and the top of valve element is provided with groove, and projection is inserted in groove.This
Kind of structure enables what valve element consolidated to be arranged in safety valve, it is possible to increase stabilization of the safety valve during installing and using
Property.
A kind of gas valve with fire-proof function described in the utility model, timely automated closing burning things which may cause a fire disaster resistance can not only be played
The purpose that only state of affairs further expands, and product is easy to use, cost is cheaper compared to other safety devices against fires, has
Great promotion and use value, wide market.
Brief description of the drawings
Fig. 1 is the structural representation of embodiment one.
Fig. 2 is the structural representation of embodiment two.
Embodiment
The utility model is further illustrated below by way of specific embodiment.
Embodiment one：
A kind of gas valve with fire-proof function of the utility model as shown in Figure 1, including stop valve, stop valve are right angle
Formula stop valve, the valve body 1 of the stop valve is interior to be provided with the inner chamber for penetrating its upper and lower side, and adjustment seat is provided with the upper port of valve body 1
2, valve rod 3 is extend into inner chamber from adjustment seat 2, is coordinated between adjustment seat 2 and valve rod 3 by screw thread, valve rod 3 and adjustment seat 2 it
Between be provided with sealing ring 4, the bottom of valve rod 3 is connected with valve element 6 by connecting pin 5, and the bottom of valve element 6 is provided with sealing ring 7, valve body 1
Lower port is connected with steel cylinder；The side of valve body 1 of the stop valve is provided with safety valve 8；
The safety valve 8 includes main valve body 9, inner chamber is provided with main valve body 9, the upper and lower end of main valve body 9 is run through in inner chamber, main
The side of valve body 9 is provided with air inlet 10, and opposite side sets out gas port 11, and air inlet 10, gas outlet 11 and the inner chamber of main valve body 9 connect
Logical, the external port of air inlet 10 is connected with the blow vent 11 of stop valve side, and the upper port of main valve body 9 is externally provided with pressing plate 12, pressure
The both ends of plate 12 are hinged on main valve body 9 by bearing pin 13, and the bearing pin 13 is made using thermo-sensitive material, pressing plate 12
The position relative with upper port is provided with hole, and holding device 14 is provided with hole, plug 15, main valve are provided with the lower port of main valve body 9
Valve element 16, valve seat 17, valve rod 18 are from top to bottom sequentially provided with the inner chamber of body 9, between being between valve element 16 and valve rod 17 and inner chamber
Gap coordinates, and sealing ring 19 is provided between the top of valve element 16 and the inner chamber of main valve body 9, and sealing is provided between valve seat 17 and valve element 16
Pad 20, the bottom of valve rod 18 contact with plug 15, and valve rod 18 is provided with spring 21, and the both ends of spring 21 are respectively supported at valve seat 17
On plug 15；The holding device 14 is jackscrew, and the bottom of jackscrew is provided with projection, and the top of valve element 16 is provided with groove, raised
It is inserted in groove.
Embodiment one is applied to cylinder for liquefied gas, and during operation, the handle of stop valve valve rods upper end is twisted with hand, handle
Turning handle power is conducted to valve rod, valve rod thus can realize valve by the connecting pin band movable valve plug of bottom by rotational handle
Open and close between core and valve seat, this product can be directly used for cylinder for liquefied gas, and use is very convenient.In normal use
In, gas reaches safety valve region by ending the gap of valve insertion along pipeline, then leads to along the gap of safe valve insertion
Kitchen range connectivity port.
Embodiment two：
A kind of gas valve with fire-proof function of the utility model as shown in Figure 2, including fuel gas ball valve, the combustion gas ball
The side of valve body 1 of valve is provided with safety valve 8, and the safety valve 8 includes main valve body 9, inner chamber is provided with main valve body 9, inner chamber is through master
The upper and lower end of valve body 9, the side of main valve body 9 are provided with air inlet 10, and opposite side sets out gas port 11, air inlet 10, gas outlet 11 with
The inner chamber connection of main valve body 9, the external port of air inlet 10 are connected with the blow vent 11 of fuel gas ball valve side, the upper end of main valve body 9
Mouth is externally provided with pressing plate 12, and the both ends of pressing plate 12 are hinged on main valve body 9 by bearing pin 13, and the bearing pin 13 is to use thermo-sensitive material
It is made, the position relative with upper port of pressing plate 12 is provided with hole, and holding device 14, the lower port of main valve body 9 are provided with hole
Place is provided with plug 15, and valve element 16, valve seat 17, valve rod 18, valve element 16 and valve rod are from top to bottom sequentially provided with the inner chamber of main valve body 9
Coordinate between 17 and inner chamber for gap, sealing ring 19, valve seat 17 and valve are provided between the top of valve element 16 and the inner chamber of main valve body 9
Sealing gasket 20 is provided between core 16, the bottom of valve rod 18 contacts with plug 15, and valve rod 18 is provided with spring 21, the both ends of spring 21
It is respectively supported on valve seat 17 and plug 15；The holding device 14 is jackscrew, and the bottom of jackscrew is provided with projection, the top of valve element 16
End is provided with groove, and projection is inserted in groove.
Embodiment two is applied to pipeline gas, in use, rotated by the handle drivening rod and mesopore spheroid of fuel gas ball valve,
Realize the open and close of main valve body.During normal use, gas is reached along pipeline by the gap of fuel gas ball valve inner chamber and pacified
Full valve region, then lead to kitchen range connectivity port along the gap of safe valve insertion.
By adjusting the gap between jackscrew adjustment fire prevention valve element sealing gasket and valve seat of preventing fires, it is allowed to be always maintained at suitably
Gap.During normal use, gas reaches fire resisting damper body region by the gap between main valve body valve element and valve seat along pipeline,
Kitchen range connectivity port is led in the gap between fire prevention valve element and valve seat again.
During use, aging or pressure-reducing valve aging or damage if there is kitchen range flexible pipe leak air and caught fire, and work as gas
Bottle nearby temperature or valve body temperature reach or more than preset temperature 30 seconds after（Melted according to the species from fusible alloy and rung
Also can be quicker or slower between seasonable）Fusible alloy pin will melt automatically（Fusible alloy, fusible alloy temperature range
40 ° -- 140 ° also can be selected other responsive materials）Valve element of preventing fires is realized in the case of no support by the active force of spring
Burning things which may cause a fire disaster is cut off in the closing of valve element, sealing gasket and valve seat in time.
Above is specific implementation of the present utility model is described in detail, the utility model can also have other embodiment party
Formula.The equivalent substitution or the technical scheme of equivalence changes made on the premise of without prejudice to the utility model spirit, are included
In the claimed scope of the utility model.
Claims (8)
1. a kind of gas valve with fire-proof function, including stop valve, it is characterised in that：The valve body side of the stop valve is provided with
Safety valve, the safety valve include main valve body, and inner chamber is provided with main valve body, and the upper and lower end of main valve body is run through in inner chamber, main valve body
Side is provided with air inlet, and opposite side sets out gas port, and air inlet, gas outlet connect with the inner chamber of main valve body, the external port of air inlet
It is connected with the blow vent of stop valve side, the upper port of main valve body is externally provided with pressing plate, and the both ends of pressing plate are by hinge in master
On valve body, the bearing pin is made using thermo-sensitive material, and the pressing plate position relative with upper port is provided with hole, is provided with hole
Holding device, plug is provided with the lower port of main valve body, valve element, valve seat, valve are from top to bottom sequentially provided with the inner chamber of main valve body
Bar, coordinate between valve element and valve rod and inner chamber for gap, sealing ring, valve seat are provided between the top of valve element and the inner chamber of main valve body
Sealing gasket, the bottom of holding device and the top contact of valve element are provided between valve element, the bottom of valve rod contacts with plug, valve rod
Spring is provided with, the both ends of spring are respectively supported on valve seat and plug.
A kind of 2. gas valve with fire-proof function according to claim 1, it is characterised in that：The thermo-sensitive material is temperature
Feel fusible alloy.
A kind of 3. gas valve with fire-proof function according to claim 1 or 2, it is characterised in that：The holding device
For jackscrew, the bottom of jackscrew is provided with projection, and the top of valve element is provided with groove, and projection is inserted in groove.
A kind of 4. gas valve with fire-proof function according to claim 1, it is characterised in that：The stop valve is right angle
Formula stop valve.
A kind of 5. gas valve with fire-proof function according to claim 1 or 2 or 4, it is characterised in that：The stop valve
Valve body in be provided with the inner chamber for penetrating its upper and lower side, adjustment seat is provided with the upper port of valve body, valve rod extend into interior from adjustment seat
In chamber, sealing ring is provided between valve rod and adjustment seat, the bottom of valve rod is connected with valve element by connecting pin, and valve element bottom is provided with close
Seal, the lower port of valve body are connected with steel cylinder.
6. a kind of gas valve with fire-proof function, including fuel gas ball valve, it is characterised in that：The valve body side of the fuel gas ball valve
Provided with safety valve, the safety valve includes main valve body, and inner chamber is provided with main valve body, and the upper and lower end of main valve body, main valve are run through in inner chamber
The side of body is provided with air inlet, and opposite side sets out gas port, and air inlet, gas outlet connect with the inner chamber of main valve body, outside air inlet
Port is connected with the blow vent of fuel gas ball valve side, and the upper port of main valve body is externally provided with pressing plate, and the both ends of pressing plate are cut with scissors by bearing pin
It is connected on main valve body, the bearing pin is made using thermo-sensitive material, and the pressing plate position relative with upper port is provided with hole, hole
It is interior to be provided with holding device, plug is provided with the lower port of main valve body, valve element, valve are from top to bottom sequentially provided with the inner chamber of main valve body
Seat, valve rod, coordinate between valve element and valve rod and inner chamber for gap, sealing is provided between the top of valve element and the inner chamber of main valve body
Circle, is provided with sealing gasket, the bottom of holding device and the top contact of valve element, bottom and the plug of valve rod connect between valve seat and valve element
Touch, valve rod is provided with spring, and the both ends of spring are respectively supported on valve seat and plug.
A kind of 7. gas valve with fire-proof function according to claim 6, it is characterised in that：The thermo-sensitive material is temperature
Feel fusible alloy.
A kind of 8. gas valve with fire-proof function according to claim 6 or 7, it is characterised in that：The holding device
For jackscrew, the bottom of jackscrew is provided with projection, and the top of valve element is provided with groove, and projection is inserted in groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720373862.8U CN206655967U (en) | 2017-04-11 | 2017-04-11 | A kind of gas valve with fire-proof function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720373862.8U CN206655967U (en) | 2017-04-11 | 2017-04-11 | A kind of gas valve with fire-proof function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206655967U true CN206655967U (en) | 2017-11-21 |
Family
ID=60318336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720373862.8U Expired - Fee Related CN206655967U (en) | 2017-04-11 | 2017-04-11 | A kind of gas valve with fire-proof function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206655967U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113464698A (en) * | 2020-03-31 | 2021-10-01 | 株式会社大陆制罐 | Flow choking safety valve for preventing portable gas storage tank from exploding |
| CN114562587A (en) * | 2022-03-03 | 2022-05-31 | 中盐金坛盐化有限责任公司 | Explosion-proof valve for hydrogen storage salt cavern |
| CN117847421A (en) * | 2024-03-04 | 2024-04-09 | 安徽壹月科技有限公司 | Full-automatic special gas conveying cabinet |
-
2017
- 2017-04-11 CN CN201720373862.8U patent/CN206655967U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113464698A (en) * | 2020-03-31 | 2021-10-01 | 株式会社大陆制罐 | Flow choking safety valve for preventing portable gas storage tank from exploding |
| CN114562587A (en) * | 2022-03-03 | 2022-05-31 | 中盐金坛盐化有限责任公司 | Explosion-proof valve for hydrogen storage salt cavern |
| CN114562587B (en) * | 2022-03-03 | 2023-09-29 | 中盐金坛盐化有限责任公司 | Explosion-proof valve for hydrogen storage salt cavern |
| CN117847421A (en) * | 2024-03-04 | 2024-04-09 | 安徽壹月科技有限公司 | Full-automatic special gas conveying cabinet |
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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: 20171121 |