CN2276591Y - Domestic pipe gas safety valve - Google Patents
Domestic pipe gas safety valve Download PDFInfo
- Publication number
- CN2276591Y CN2276591Y CN 96219263 CN96219263U CN2276591Y CN 2276591 Y CN2276591 Y CN 2276591Y CN 96219263 CN96219263 CN 96219263 CN 96219263 U CN96219263 U CN 96219263U CN 2276591 Y CN2276591 Y CN 2276591Y
- Authority
- CN
- China
- Prior art keywords
- valve
- sealing gasket
- push rod
- spring
- barrel
- 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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- Feeding And Controlling Fuel (AREA)
- Safety Valves (AREA)
Abstract
The utility model relates to a domestic pipe gas safety valve, which is characterized in that a sealed rubber ring and a sealed ball are arranged in a cavity of a valve; a switching switch and a button switch arranged above a valve body; an electromagnetic valve and a thermocouple are arranged on the lower part; when a soft pipe falls off or cracks caused by aging, the super flow is formed, the sealed ball can jump up for clogging a gas source; when a cooking stove is extinguished, the thermocouple can not contact with flame; the electromagnetic valve can generate the current which is above 160mA, causing a sealed gasket of the electromagnetic valve can automatically return for clogging a gas path; the gas source can be automatically cut in 50 seconds. The valve has safety and can prevent incident from happening; the utility model has simple structure and convenient operation and is suitable for all kinds of domestic pipe gas.
Description
The utility model relates to a kind of home pipeline safety valves for gas, is installed in the preceding gas pipeline of kitchen range.
At present, the home pipeline combustion gas comprises coal gas, rock gas, liquid gas and synthetic gas, and employed valve all belongs to switch valve, does not have the safety shutdown measure, come off when connecting flexible pipe, or the aging crackle that takes place causes gas leakage, forms super flow; Perhaps stove and accessory is because water, and soup overflows or reason such as wind causes when flame-out, under the especially unserviced situation, cause gas leakage, very easily cause fire, even blast, the generation of security incident such as cause that personnel poison has an accident because this valve can not cut off source of the gas automatically.
The purpose of this utility model is just in order to solve the problem of above-mentioned existence, a kind ofly has super flow and cuts off source of the gas automatically and design, and closes the multifunctional safety valve of gas circuit automatically when stove and accessory is flame-out, thereby can reach the safe gas of using, and avoids or the accident of stopping takes place.
The purpose of this utility model realizes by following technical proposal.
The home pipeline safety valves for gas comprises valve body, suction tude, steam outlet pipe, connection switch and tubular union, it is characterized in that:
A) valve body is made up of with vertical oval tubular right valve barrel the left valve barrel of the oval tube body of level, and the O-ring seal and the ball sealer that cooperate with valve interior wall are housed in the left valve barrel chamber, and the connection switch is equipped with in the valve body top; Push-button switch is equipped with in the right valve barrel top, and solenoid valve is equipped with in the below, and solenoid valve is connected with thermocouple;
B) the joint sealing pad of band boss is equipped with in the left valve barrel end, and the sealing gasket front end is equipped with filter screen, and the sealing gasket boss matches with the valve body inner platform, and the sealing gasket front end cooperates with the spigot endoporus of band boss; The spigot boss is equipped with sealing gasket outward, is connected with socket again, and the external application attaching nut is fastening.
Connection switch on the left valve barrel is made up of button, depression bar, Pressure-bar spring and seal ring, Pressure-bar spring is enclosed within on the depression bar, and depression bar top and button connect as one, and on the depression bar head top of depression bar lower end seal ring is housed, the external application attaching nut is fixed on the valve body, and sealing gasket is equipped with in the valve body joint.
Push-button switch on the right valve barrel is made up of button, push rod, push rod spring, push rod nut and sealing gasket, and push rod spring is enclosed within on the push rod, and the push rod upper end connects firmly one with button, and push rod nut and valve body are fixed with one, and sealing gasket is equipped with in the joint.The solenoid valve of right valve barrel below, form by valve rod, spring, sealing gasket, spring housing on valve rod, spring top, sealing gasket is equipped with in the valve rod end, platform in sealing gasket and the right valve chamber joins, solenoid valve is screwed on valve flange, and solenoid valve is on a rare occasion held with thermoelectricity and is connected, and thermocouple holds contact to be placed near the kitchen range flame in addition, O-ring seal center hole in the valve pocket of a left side is a taper, and its base cone diameter is less than the ball sealer diameter.
Owing to take technique scheme, make to the utlity model has following advantage and effect:
A) when super flow takes place, can cut off source of the gas automatically, when stove and accessory is flame-out, can close gas circuit automatically, so function be many, safe and reliable, the accident of stopping is accomplished the safe gas of using;
B) simple in structure, easy to operate, be suitable for the use of various home pipeline combustion gas.
Description of drawings:
Fig. 1 is the safety valve structure schematic representation.
Below in conjunction with accompanying drawing embodiment the utility model technology is further specified:
The home pipeline safety valves for gas, comprise valve body, suction tude, steam outlet pipe, connect switch and tubular union, valve body (1) is made up of with vertical oval tubular right valve barrel the oval tubular left valve barrel of level, left valve barrel is equipped with O-ring seal in the chamber, its outer wall and valve interior wall closely cooperate, O-ring seal is made up of metal frame (17) and cushion rubber (4), two valve bodies about valve body is divided into, in the valve pocket of a left side ball sealer (3) is housed, the diameter of ball sealer is greater than the inlet diameter of O-ring seal, the air inlet center hole of O-ring seal is a taper, when ball sealer is held, it is very tight to block center hole, it is good sealing effect, when guaranteeing to cut off combustion gas, air tight, peace one is connected switch above left valve barrel, by button (21), depression bar (22), Pressure-bar spring (23) and seal ring (24) and sealing gasket (25) are formed, Pressure-bar spring is enclosed within on the depression bar, depression bar top and button are one, seal ring is equipped with on depression bar head top in the depression bar lower end, and external application attaching nut (26) is fixed on the valve body, with the valve body joint sealing gasket (25) is housed; One push-button switch is installed above right valve barrel, and it is by button (31), push rod (32), push rod spring (33), push rod nut (34) and sealing gasket (35) are formed, and push rod spring is enclosed within on the push rod, the push rod upper end connects firmly one with button, and push rod nut and valve body are fixed with one, joint dress sealing gasket.Solenoid valve is equipped with in the right valve barrel below, it is made up of valve rod (43), spring (42) sealing gasket (41), spring housing is on valve rod, the valve stem tip sealing gasket matches with the platform of valve pocket, solenoid valve is fixed on the valve flange with screw (44), solenoid valve is connected with thermocouple, and the (not shown) thermocouple junction is placed near the combustion of kitchen range fire.
Joint sealing pad (2) the sealing gasket boss that the band boss is housed in the left valve barrel end matches with the valve body inner platform, when the outside can not overflowed formation dual fail-safe (not shown) from valve interior wall with assurance combustion gas after the back short tube that advances the chamber channel bend is connected.The sealing gasket front end is equipped with filter screen (16), the general copper mesh that adopts prevents that foreign material from entering in the valve pocket, there is seal ring (15) the left valve barrel end, spigot (12) boss is equipped with seal ring (14) outward, be connected with socket (11), socket and spigot external application attaching nut (13) are fastening again, form tight suction tude and are connected with valve body, be threaded with steam outlet pipe (5) upper end in the right valve barrel air outlet, seal ring (6) is equipped with in the joint.
During proper functioning, press the connection switch with hand, depression bar is stirred the ball sealer in the left valve pocket, make it to leave the center hole of O-ring seal, and combustion gas is entered in the right valve chamber, and press the push-button switch of right valve chamber again, open the igniting of kitchen range ignition mechanism simultaneously, make the stove and accessory burning, near stove and accessory thermocouple is subjected to heat radiation and produces to be not less than the 50mA electric current, passes to solenoid valve, has held sealing gasket, make combustion gas enter the air outlet, enter stove and accessory by steam outlet pipe and carry out proper functioning along the space.
When flexible pipe comes off or the crack of wearing out leaks gas, when forming super flow, produced pressure reduction in the valve pocket, ball sealer is takeoff and block the O-ring seal center hole, promptly cut off source of the gas, when stove and accessory combustion fire, thermocouple junction has not reached flame, solenoid valve produces the electric current that is not less than 160mA, make the sealing gasket self-return of solenoid valve, join, blocked gas circuit with the platform of right valve chamber, in 50 seconds, cut off source of the gas automatically, reach the national requirements standard.
Claims (5)
1, home pipeline safety valves for gas comprises valve body, suction tude, steam outlet pipe, connection switch and tubular union, it is characterized in that:
A) valve body is made up of with vertical oval tubular right valve barrel the left valve barrel of the oval tube body of level, the O-ring seal and the ball sealer left valve barrel top that cooperate with valve interior wall is housed in the left valve barrel chamber connection switch is housed; Push-button switch is equipped with in the right valve barrel top, and solenoid valve is equipped with in the below, and solenoid valve is connected with thermocouple;
B) the joint sealing pad of band boss is equipped with in the left valve barrel end, and the sealing gasket front end is equipped with filter screen, and the sealing gasket boss matches with the valve body inner platform, and the sealing gasket front end cooperates with the spigot endoporus of band boss; The spigot boss is equipped with sealing gasket outward, is connected with socket again, and the external application attaching nut is fastening.
2, safety valve according to claim 1, it is characterized in that the connection switch on the left valve barrel is made up of button, depression bar, Pressure-bar spring and seal ring, Pressure-bar spring is enclosed within on the depression bar, depression bar top and button connect as one, seal ring is equipped with on depression bar head top in the depression bar lower end, the place is fixed on the valve body with the attaching nut, and sealing gasket is equipped with in the valve body joint.
3, according to the safety valve of claim 1, it is characterized in that the push-button switch on the right valve barrel is made up of button, push rod, push rod spring, push rod nut and sealing gasket, push rod spring is enclosed within on the push rod, the push rod upper end connects firmly one with button, push rod nut and valve body are fixed with one, and sealing gasket is equipped with in the joint.
4, safety valve according to claim 1, the solenoid valve that it is characterized in that the right valve barrel below, form by valve rod, spring, sealing gasket, spring housing on valve rod, spring top, sealing gasket is equipped with in the valve rod end, platform in sealing gasket and the right valve chamber joins, solenoid valve is screwed on valve flange, and solenoid valve is on a rare occasion held with thermoelectricity and is connected, and thermocouple holds contact to be placed near the kitchen range flame in addition.
5, according to the described safety valve of claim 1, it is characterized in that the O-ring seal center hole in the left valve pocket is a taper, its base cone diameter is less than the ball sealer diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96219263 CN2276591Y (en) | 1996-10-03 | 1996-10-03 | Domestic pipe gas safety valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96219263 CN2276591Y (en) | 1996-10-03 | 1996-10-03 | Domestic pipe gas safety valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2276591Y true CN2276591Y (en) | 1998-03-18 |
Family
ID=33899902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 96219263 Expired - Fee Related CN2276591Y (en) | 1996-10-03 | 1996-10-03 | Domestic pipe gas safety valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2276591Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109812608A (en) * | 2017-11-21 | 2019-05-28 | 贵阳安宝燃气防爆安全设备有限公司 | Combustion gas overcurrent automatic disconnecting device |
-
1996
- 1996-10-03 CN CN 96219263 patent/CN2276591Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109812608A (en) * | 2017-11-21 | 2019-05-28 | 贵阳安宝燃气防爆安全设备有限公司 | Combustion gas overcurrent automatic disconnecting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |