CN210865039U - Gas leakage alarm device - Google Patents
Gas leakage alarm device Download PDFInfo
- Publication number
- CN210865039U CN210865039U CN201922267929.1U CN201922267929U CN210865039U CN 210865039 U CN210865039 U CN 210865039U CN 201922267929 U CN201922267929 U CN 201922267929U CN 210865039 U CN210865039 U CN 210865039U
- Authority
- CN
- China
- Prior art keywords
- alarm device
- foam
- gas
- gas leakage
- 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.)
- Active
Links
Images
Landscapes
- Emergency Alarm Devices (AREA)
Abstract
The utility model relates to a gas leakage alarm device, the top of which is provided with an alarm and a signal interface, the inside of which is provided with a control unit and a gas sensor, the inside of which is also provided with a foam spray device, the foam spray device comprises a stepping motor, an output shaft of the stepping motor is provided with a feeler lever, the lower part of one end of the feeler lever far away from the output shaft is provided with a spring reset valve, a valve rod on the spring reset valve is movably connected with the feeler lever, the spring reset valve is arranged on a foam conveying pipeline, one end of the foam conveying pipeline far away from the signal interface is provided with a foam spray head, one end of the foam conveying pipeline near the signal interface is provided with a foam compression box, the foam spraying device is arranged in the gas leakage alarm device, so that the gas leakage part can be quickly blocked, and time is provided for a user to close the gas main valve.
Description
Technical Field
The utility model relates to a gas leakage protection technique, especially a gas leakage alarm device.
Background
The gas is the general term for gas fuel, and it can be burned to release heat for urban residents and industrial enterprises. Depending on the source of the fuel gas, the fuel gas can be generally classified into natural gas, artificial fuel gas, liquefied petroleum gas, biomass gas, and the like. Compared with developed countries, the fuel gas supply industry in China starts late, and distributed fuel gas mainly comprises three types of coal gas, liquefied petroleum gas and natural gas. The gas supply in China has increased substantially since the last 90 s. Wherein, after the supply of the artificial gas is greatly increased in 1990, the artificial gas is in a slow increasing stage at present due to the defects of high pollution, high toxicity and the like; the liquefied petroleum gas is influenced by the rising of the petroleum price, and the supply quantity is kept stable; compared with gasoline and diesel oil, the price of the natural gas with the same heat value is 30-50% lower, the natural gas has obvious economy, meanwhile, the country pays more and more attention to environmental protection, the market continuously increases the demand of clean energy, and the natural gas is used as clean, efficient and cheap energy, so that the consumption of the natural gas is rapidly developed. The gas brings convenience to users and has potential safety hazard. Because the gas is colorless tasteless, the gas is difficult for being perceived by the user when leaking, can in time remind the user through gas leakage alarm device, but current gas leakage device function is more single, when the gas leaks, can not take certain safeguard measure, because the user needs certain time to close the gas main valve after hearing the alarm sound, if not in time the shutoff is carried out to gas leakage department, the gas will leak always, when gas concentration reaches a definite value, user's safety will receive the threat.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a gas leakage alarm device for solve the problem that current gas leakage alarm device function is single.
In order to solve the problem, the utility model provides a gas leakage alarm device, gas leakage alarm device's top is provided with alarm and signal interface, gas leakage alarm device's inside is provided with the control unit and gas sensor, gas leakage alarm device's inside still is equipped with foam spray set, foam spray set includes step motor, be provided with the feeler lever on step motor's the output shaft, the feeler lever is kept away from the lower part of the one end of output shaft is provided with the spring reset valve, valve rod on the spring reset valve with feeler lever swing joint, the spring reset valve sets up on foam pipeline, foam pipeline keeps away from the one end of signal interface is provided with the foam shower head, foam pipeline is close to the one end of signal interface is provided with the foam compression case.
The utility model provides a gas leakage alarm device still has following technical characteristic:
further, the alarm, the gas sensor and the stepping motor are all electrically connected with the control unit.
Further, the stepping motor is fixedly arranged on the motor supporting plate.
Further, the output shaft is fixedly connected with the feeler lever through a locking nut.
Further, the spring reset valve comprises a valve body, a reset spring and a valve rod are arranged on the upper portion of the valve body, the reset spring is fixed on the valve rod through a pin, a sliding groove is formed in one end, far away from the valve body, of the valve rod, and a sliding rod is arranged in the sliding groove.
Further, the foam spray header is fixedly arranged in a groove at the bottom of the gas leakage alarm device.
Further, the bottom of gas leakage alarm device is provided with the pipeline clamp, the inner wall of pipeline clamp is provided with the skid resistant course.
Further, an exhaust fan is arranged on the side face of the gas leakage alarm device and electrically connected with the control unit.
Furthermore, a foam feeding hole is further formed in the outer wall of the gas leakage alarm device.
The utility model discloses following beneficial effect has: the alarm and the gas sensor are both electrically connected with the control unit; the alarm device is connected to a circuit through the signal interface, when the gas sensor detects that gas leaks from a gas valve, the gas sensor inputs an electric signal to the control unit, the control unit starts the stepping motor, an output shaft of the stepping motor drives the contact rod to rotate, the contact rod drives the valve rod to rotate, when the valve rod rotates to an angle of completely opening the spring reset valve, the stepping motor stops, foam in the foam compression box is sprayed out from the foam spray header to the gas valve through the foam conveying pipeline, the foam covers the gas valve, the leaked gas is temporarily isolated from the outside, the leaked gas is prevented from further diffusing, and time for closing the gas main valve is won for a user; when the foam is sprayed out, the spring return valve automatically returns, and the foam conveying pipeline is closed.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a side view of an embodiment of the invention;
fig. 3 is a partial perspective view of a portion a in fig. 1.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In an embodiment of the gas leakage alarm device of the present invention as shown in fig. 1 to 3, an alarm 1 and a signal interface 2 are disposed at the top of the gas leakage alarm device, a control unit 3 and a gas sensor 4 are disposed inside the gas leakage alarm device, a foam spraying device is further disposed inside the gas leakage alarm device, the foam spraying device includes a stepping motor 5, a contact rod 7 is disposed on an output shaft 6 of the stepping motor 5, a spring return valve 8 is disposed at a lower portion of one end of the contact rod 7 away from the output shaft 6, a valve rod 9 on the spring return valve 8 is movably connected with the contact rod 7, the spring return valve 8 is disposed on a foam conveying pipe 10, a foam spraying head 11 is disposed at one end of the foam conveying pipe 10 away from the signal interface 2, a foam compression box 12 is disposed at one end of the foam conveying pipe 10 close to the signal interface 2, specifically, the alarm 1 and the gas sensor 4 are both electrically connected with the control unit 3; the gas leakage alarm device is connected into a circuit through a signal interface 2, when a gas sensor 4 detects that gas leaks from a gas valve, the gas sensor 4 inputs an electric signal into a control unit 3, the control unit 3 starts a stepping motor 5, an output shaft 6 of the stepping motor 5 drives a valve rod 9 to rotate, when the valve rod 9 rotates to an angle of completely opening a spring reset valve 8, the stepping motor 5 stops, foam in a foam compression box 12 is sprayed out of a foam spray header 11 to the gas valve through a foam conveying pipeline 10, precious foam covers the gas valve, leaked gas is isolated from the outside, further diffusion of the leaked gas is prevented, and time is won for a user to close a gas main valve; after the foam is sprayed out, the spring return valve 8 automatically returns, and the foam delivery pipe 10 is closed.
In one embodiment of the present application, preferably, the alarm 1, the gas sensor 4 and the stepping motor 5 are all electrically connected to the control unit 3.
In an embodiment of the present application, preferably, the stepping motor 5 is fixedly disposed on the motor support plate 13, and specifically, the motor support plate 13 supports the stepping motor to a certain extent, so as to improve the stability of the stepping motor 5.
In one embodiment of the present application, the output shaft 6 and the trolley 7 are preferably fixedly connected by means of a lock nut 14.
In one embodiment of the present application, preferably, the spring return valve 8 includes a valve body 81, a return spring 82 and a valve rod 9 are disposed on an upper portion of the valve body 81, the return spring 82 is fixed on the valve rod 9 through a pin 83, a sliding slot 85 is disposed on an end of the valve rod 9 away from the valve body 81, a sliding rod 84 is disposed in the sliding slot 85, specifically, when the contact rod 7 is driven by the stepping motor 5 to rotate, the sliding rod 84 slides in the sliding slot 85 under the driving of the contact rod 7, when the sliding rod 84 slides in the sliding slot 85, the valve rod 9 rotates under the driving of the sliding rod 84, and when the valve rod 9 rotates to an angle sufficient to open the spring return valve 8, foam is ejected from the foam; when the stepping motor 9 is stopped, the valve rod 9 is reset under the action of the reset spring 82, and the foam delivery pipeline 10 is closed.
In one embodiment of the present application, preferably, a foam shower head 11 is fixedly disposed in the groove at the bottom of the gas leakage warning device.
In an embodiment of the application, preferably, gas leakage alarm device's bottom is provided with pipeline clamp 15, and the inner wall of pipeline clamp 15 is provided with skid resistant course 16, particularly, gas leakage alarm device passes through pipeline clamp 15 to be fixed on gas pipeline, and pipeline clamp 15 can be specifically adjusted according to the size of pipeline diameter, improves gas leakage alarm device's commonality, pipeline clamp 15's inner wall set up skid resistant course 16 and can prevent gas leakage alarm device is in take place to rotate on the gas pipeline.
In an embodiment of the present application, preferably, an extraction fan 17 is disposed on a side surface of the gas leakage alarm device, and specifically, the extraction fan 17 is electrically connected to the control unit 3, so that when the extraction fan 17 works, the extraction fan 17 can quickly extract air into the gas leakage alarm device, thereby reducing the sensing time of the gas sensor 4 on the leaked gas.
In an embodiment of the present application, it is preferable that a foam inlet 18 is further disposed on an outer wall of the gas leakage alarm device, and specifically, after the foam in the foam compression box 12 is used up, the foam can be flushed into the foam compression box 12 through the foam inlet 18.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (9)
1. The utility model provides a gas leakage alarm device, gas leakage alarm device's top is provided with alarm and signal interface, gas leakage alarm device's inside is provided with the control unit and gas sensor, a serial communication port, gas leakage alarm device's inside still is equipped with foam spray set, foam spray set includes step motor, be provided with the feeler lever on step motor's the output shaft, the feeler lever is kept away from the lower part of the one end of output shaft is provided with the spring reset valve, valve rod on the spring reset valve with feeler lever fixed connection, the spring reset valve sets up on foam pipeline, foam pipeline keeps away from the one end of signal interface is provided with the foam shower head, foam pipeline is close to the one end of signal interface is provided with the foam compression case.
2. The gas leak alarm device according to claim 1, wherein: the alarm, the gas sensor and the stepping motor are all electrically connected with the control unit.
3. The gas leak alarm device according to claim 1, wherein: the stepping motor is fixedly arranged on the motor supporting plate.
4. The gas leak alarm device according to claim 1, wherein: the output shaft is fixedly connected with the feeler lever through a locking nut.
5. The gas leak alarm device according to claim 1, wherein: the spring reset valve comprises a valve body, wherein a reset spring and a valve rod are arranged on the upper portion of the valve body, and the reset spring is fixed on the valve rod through a pin.
6. The gas leak alarm device according to claim 1, wherein: the foam spray header is fixedly arranged in a groove at the bottom of the gas leakage alarm device.
7. The gas leak alarm device according to claim 1, wherein: the bottom of the gas leakage alarm device is provided with a pipeline clamp, and the inner wall of the pipeline clamp is provided with an anti-skid layer.
8. The gas leak alarm device according to claim 1, wherein: and an exhaust fan is arranged on the side surface of the gas leakage alarm device and is electrically connected with the control unit.
9. The gas leak alarm device according to claim 1, wherein: and a foam feeding hole is also formed in the outer wall of the gas leakage alarm device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922267929.1U CN210865039U (en) | 2019-12-17 | 2019-12-17 | Gas leakage alarm device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922267929.1U CN210865039U (en) | 2019-12-17 | 2019-12-17 | Gas leakage alarm device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210865039U true CN210865039U (en) | 2020-06-26 |
Family
ID=71287510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922267929.1U Active CN210865039U (en) | 2019-12-17 | 2019-12-17 | Gas leakage alarm device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210865039U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112013427A (en) * | 2020-08-14 | 2020-12-01 | 吴天明 | Explosion-proof gas stove |
| CN115342300A (en) * | 2022-07-07 | 2022-11-15 | 佰利天控制设备(北京)股份有限公司 | Intelligent control mechanical device for gas fine desulfurization water circulation |
| WO2023152740A1 (en) * | 2022-02-09 | 2023-08-17 | SHAUL, Eti | Liquefied petroleum gas faucet |
-
2019
- 2019-12-17 CN CN201922267929.1U patent/CN210865039U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112013427A (en) * | 2020-08-14 | 2020-12-01 | 吴天明 | Explosion-proof gas stove |
| WO2023152740A1 (en) * | 2022-02-09 | 2023-08-17 | SHAUL, Eti | Liquefied petroleum gas faucet |
| CN115342300A (en) * | 2022-07-07 | 2022-11-15 | 佰利天控制设备(北京)股份有限公司 | Intelligent control mechanical device for gas fine desulfurization water circulation |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210865039U (en) | Gas leakage alarm device | |
| CN102840449A (en) | Indoor gas safety anti-theft system | |
| CN112780956A (en) | Automatic alarm leakage-proof device for household natural gas pipe | |
| CN208655008U (en) | A kind of domestic gas alarm system based on Internet of Things | |
| CN107314252B (en) | Kitchen combustible gas leakage alarming and ventilating device | |
| CN206458547U (en) | A kind of marine diesel oil LNG dual fuel engine feeders | |
| CN207162144U (en) | Kitchen combustible gas leak alarm air interchanger | |
| CN207162618U (en) | A kind of intelligent gas leaks safety guard | |
| CN205279170U (en) | Safe gas -cooker of high -efficient intelligence warning | |
| CN208612348U (en) | A kind of low concentration gas mixing tank | |
| CN205559836U (en) | A valving for gas pipe | |
| CN207162619U (en) | A kind of gas-cooker with gas leakage alarm defencive function | |
| CN208740332U (en) | A kind of integrated kitchen range with auto extinguishing protection | |
| CN207264561U (en) | Gas leakage detector | |
| CN207164964U (en) | Gas leakage alarming device | |
| CN107218628A (en) | A kind of gas-cooker with gas leakage alarm defencive function | |
| CN201593829U (en) | Oil guiding device for bottom discharge integrated oven | |
| CN218118632U (en) | Function conversion switch controller with double-circuit gas leakage alarm | |
| CN107452186B (en) | Gas leakage detector | |
| CN107170208B (en) | Gas leakage audible and visual alarm | |
| CN215764649U (en) | Gas self-closing safety device | |
| CN210375868U (en) | Waste gas detects uses collection device | |
| CN215808762U (en) | Electric heating stove with safety warning function | |
| CN220623715U (en) | Household gas abnormity early warning device | |
| CN214843447U (en) | Leak-proof sealing structure of gas meter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |