CN105096538A - Gas leakage alarm device for gas car - Google Patents
Gas leakage alarm device for gas car Download PDFInfo
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- CN105096538A CN105096538A CN201410211594.0A CN201410211594A CN105096538A CN 105096538 A CN105096538 A CN 105096538A CN 201410211594 A CN201410211594 A CN 201410211594A CN 105096538 A CN105096538 A CN 105096538A
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- gas
- main control
- control system
- solenoid valve
- alarm
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Abstract
The invention discloses a gas leakage alarm device for a gas car. The alarm device comprises a control host, a solenoid valve and a plurality of gas-sensitive sensors. The gas-sensitive sensors are connected with the control host for sensing the concentration of the natural gas in the environment. The solenoid valve is arranged at the gas outlet pipeline of a gas bottle and connected with the control host through a signal line. After the natural gas concentration exceeds the normal concentration value, the gas-sensitive sensor is used to transmit the sensing signal to the control host, and the control host is used to send a valve turn-off execution signal to the solenoid valve to make the solenoid valve execute the valve turn-off action to close the gas bottle. The control host is provided with a display panel and connected with an undervoltage and overvoltage protection device. The display panel is provided with a reset button, a mute button and alarm indicating lamps corresponding to the gas-sensitive sensors. The undervoltage and overvoltage protection device can be used to perform undervoltage and overvoltage detection on a car storage battery. According to the invention, advantages of fast alarm response speed, good sensitivity and good anti-interference performance can be realized, and an alarm signal can be given when the storage battery is in the undervoltage or overvoltage condition.
Description
Technical field
The present invention relates to gas leakage panalarm field, be specifically related to a kind of alarm response speed soon, sensitivity is good, the gas vehicle gas leakage alarm of strong interference immunity.
Background technology
Automobile is as a kind of more and more universal vehicles, in its convenience bringing people in trip, there is significant contribution, but the automobile of the overwhelming majority is all the fuel that employing gasoline etc. has compared with high pollution at present, and tail gas that its burning produces brings severe contamination to environment.And there is the gas vehicle of environment protecting and power-saving, its effect also more and more manifests.It is large that combustion gas has memory space, and pollute the innate advantages such as little, under limited oil storage condition, current combustion gas is come into operation as the new forms of energy of automobile, also will increase fast.The combustion gas adopting this pollution little, as energy source of car, greatly can reduce mankind's activity to a certain extent and destroy the pollution of air.But also there is the problem of gas leakage, combustion gas colorless and odorless, it leaks and begins not easily to be realized by people simultaneously.And under current existing most of gas leakage alarm all can only be applicable to the environment of family expenses, or household alarm is simply reequiped, in external form installation dimension, design concept is not all considered the actual conditions on automobile, at the input voltage of automobile storage battery, and the equal existing defects in aspect such as the anti-vibration of gas sensor.
Summary of the invention
In order to solve the defect that above-mentioned technology exists, the invention provides a kind of alarm response speed fast, sensitivity is good, the gas vehicle gas leakage alarm of strong interference immunity.
The present invention realizes the technical scheme that above-mentioned technique effect adopts:
A kind of gas vehicle gas leakage alarm, comprise main control system, solenoid valve and some gas sensors, described gas sensor is connected with described main control system, for the concentration of rock gas in induced environment, described solenoid valve is located on the outlet pipe of fuel gas bottle, and be connected with described main control system by signal wire, described main control system is provided with a display panel, described display panel is provided with reset button, noise elimination button and the alarm lamp corresponding to each gas sensor, described main control system is connected with one for carrying out the under-voltage over-pressure safety device of under-voltage detection and overvoltage detection to automobile storage battery.
Above-mentioned a kind of gas vehicle gas leakage alarm, is integrated with the loudspeaker for sounding the alarm in described main control system.
Above-mentioned a kind of gas vehicle gas leakage alarm, described reset button is used for pressure and closes down described main control system, makes the interference that it causes from extraneous gas leakage.
Above-mentioned a kind of gas vehicle gas leakage alarm, described noise elimination button is used for being forced shutdown described loudspeaker.
Above-mentioned a kind of gas vehicle gas leakage alarm, described gas sensor comprises sensor body and is set in the waterproof jacket of sensor body tail end, and described waterproof jacket is provided with the mounting clamp for fixing described sensor body.
Beneficial effect of the present invention is: the present invention, once energising, without the need to any operation, just enters monitor state automatically.During Normal Alarm, main control system sends continuous cry between droplet, droplet, droplet, and the alarm lamp of relevant position is glittering, then explanation exceeds standard corresponding to the position gas concentration at this gas sensor place.The loose contact of gas sensor connecting line or gas sensor inside open circuit, short circuit, main control system send dichloro-diphenyl-dichlorothane--dichloro-diphenyl-dichlorothane interrupted cry, meanwhile, the alarm lamp of relevant position is glittering, then show that the gas sensor corresponding to this alarm lamp has fault.Cause reporting to the police if automobile is disturbed by ambient atmos, after confirmation Fei Benche leaks, press reset button and can force to close down main control system 1 minute.Vehicle can be made to break away from scene at this moment, do not remove if report to the police, after 1 minute, main control system Controlling solenoid valve is closed, and cuts off gas supply.Have alert fast response time, sensitivity is good, the feature of strong interference immunity, all can send alerting signal at storage battery during under-voltage or overvoltage.
Accompanying drawing explanation
Fig. 1 is theory diagram of the present invention;
Fig. 2 is the structural drawing of gas sensor of the present invention.
In figure: 1-main control system, 2-are under-voltage over-pressure safety device, 3-gas sensor, 4-solenoid valve, 5-display panel, 31-sensor body, 32-grate opening, 33-mounting clamp, 34-waterproof jacket.
Embodiment
For making to do further understanding to the present invention, referring to Figure of description and specific embodiment, the invention will be further described:
As depicted in figs. 1 and 2, a kind of gas vehicle gas leakage alarm, comprises main control system 1, solenoid valve 4 and some gas sensors 3.Each gas sensor 3 is connected with main control system 1 respectively by the corresponding input port on main control system 1, it is for the concentration of rock gas in detection sensor gas vehicle environment, in detection sensor to gas vehicle environment during the paranormal safe concentration value of concentration of natural gas, gas sensor 3 produces induced signal, and induced signal is transferred to main control system 1.Described solenoid valve 4 is located on the outlet pipe of fuel gas bottle, and is connected with described main control system 1 by signal wire.In gas sensor 3 detection sensor to gas vehicle environment during the paranormal safe concentration value of concentration of natural gas, the Signal transmissions that induction produces by gas sensor 3 is to main control system 1, then main control system 1 sends valve to solenoid valve 4 through signal transacting and turns off executive signal, make solenoid valve 4 perform valve and turn off action, fuel gas bottle is closed.
Further, described main control system 1 is provided with a display panel 5, and this display panel 5 is provided with reset button, noise elimination button and corresponds to the alarm lamp of each gas sensor 3.Be subject to ambient atmos interference at automobile, as the tail gas of other vehicles or just in aerating, during the warning caused, after confirmation Fei Benche natural gas leaking, press this reset button, make main control system 1 quit work 1 minute.Vehicle can be made to break away from scene at this moment, not remove if report to the police, after 1 minute, main control system 1 again sends valve to solenoid valve 4 and turns off executive signal, makes solenoid valve 4 perform valve and turns off action, close fuel gas bottle.Gas sensor 3 because of connecting line loose contact or gas sensor 3 inside open circuit, the short alarm caused continue report to the police time, can loudspeaker be forced shutdown by pressing noise elimination button.Detect to be unlikely the gas leakage affecting alarm, when reporting to the police not releasing, main control system 1 recovers warning function after 5 minutes automatically, starts loudspeaker and continues to send alarm sound.In order to prevent because automobile storage battery voltage instability causes fault further; affect use sensitivity of the present invention and response speed; main control system 1 is connected with one for carrying out the under-voltage over-pressure safety device 2 of under-voltage detection and overvoltage detection to automobile storage battery; this is under-voltage, and over-pressure safety device 2 can make corresponding voltage compensation when automobile storage battery voltage instability, to maintain burning voltage.For saving the equipment occupation space of alarm, in main control system 1, be integrated with the loudspeaker for sounding the alarm.Malfunctioning for preventing gas sensor 3 from use making moist, gas sensor 3 is arranged with waterproof jacket 34 at the terminals of its sensor body 31, for ease of gas sensor 3 is fixed on each pipeline location in gas vehicle, waterproof jacket 34 is provided with mounting clamp 33, can be fixed by gas sensor 3 easily by this mounting clamp 33.
In sum, the present invention, once energising, without the need to any operation, just enters monitor state automatically.During Normal Alarm, main control system sends continuous cry between droplet, droplet, droplet, and the alarm lamp of relevant position is glittering, then explanation exceeds standard corresponding to the position gas concentration at this gas sensor place.The loose contact of gas sensor connecting line or gas sensor inside open circuit, short circuit, main control system send dichloro-diphenyl-dichlorothane--dichloro-diphenyl-dichlorothane interrupted cry, meanwhile, the alarm lamp of relevant position is glittering, then show that the gas sensor corresponding to this alarm lamp has fault.Cause reporting to the police if automobile is disturbed by ambient atmos, after confirmation Fei Benche leaks, press reset button and can force to close down main control system 1 minute.Vehicle can be made to break away from scene at this moment, do not remove if report to the police, after 1 minute, main control system Controlling solenoid valve is closed, and cuts off gas supply.Have alert fast response time, sensitivity is good, the feature of strong interference immunity, all can send alerting signal at storage battery during under-voltage or overvoltage.
More than show and describe ultimate principle of the present invention, principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; the just principle of the present invention described in above-described embodiment and instructions; the present invention also has various changes and modifications without departing from the spirit and scope of the present invention; these changes and improvements all fall in claimed scope of the present invention, and the protection domain of application claims is defined by appending claims and equivalent thereof.
Claims (5)
1. a gas vehicle gas leakage alarm, it is characterized in that, comprise main control system, solenoid valve and some gas sensors, described gas sensor is connected with described main control system, for the concentration of rock gas in induced environment, described solenoid valve is located on the outlet pipe of fuel gas bottle, and be connected with described main control system by signal wire, described main control system is provided with a display panel, described display panel is provided with reset button, noise elimination button and the alarm lamp corresponding to each gas sensor, described main control system is connected with one for carrying out the under-voltage over-pressure safety device of under-voltage detection and overvoltage detection to automobile storage battery.
2. a kind of gas vehicle gas leakage alarm according to claim 1, is characterized in that, is integrated with the loudspeaker for sounding the alarm in described main control system.
3. a kind of gas vehicle gas leakage alarm according to claim 1, is characterized in that, described reset button is used for pressure and closes down described main control system, makes the interference that it causes from extraneous gas leakage.
4. a kind of gas vehicle gas leakage alarm according to claim 2, is characterized in that, described noise elimination button is used for being forced shutdown described loudspeaker.
5. a kind of gas vehicle gas leakage alarm according to claim 1, it is characterized in that, described gas sensor comprises sensor body and is set in the waterproof jacket of sensor body tail end, and described waterproof jacket is provided with the mounting clamp for fixing described sensor body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410211594.0A CN105096538A (en) | 2014-05-19 | 2014-05-19 | Gas leakage alarm device for gas car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410211594.0A CN105096538A (en) | 2014-05-19 | 2014-05-19 | Gas leakage alarm device for gas car |
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| Publication Number | Publication Date |
|---|---|
| CN105096538A true CN105096538A (en) | 2015-11-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410211594.0A Pending CN105096538A (en) | 2014-05-19 | 2014-05-19 | Gas leakage alarm device for gas car |
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| CN (1) | CN105096538A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107701812A (en) * | 2017-11-21 | 2018-02-16 | 王炯锋 | A kind of natural gas line protection device through walls |
| CN110549850A (en) * | 2019-09-03 | 2019-12-10 | 真兰仪表科技有限公司 | Combined gas meter and control method thereof |
Citations (6)
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| CN2747649Y (en) * | 2004-11-05 | 2005-12-21 | 曲建仿 | Leakage warning device for gas combustion car |
| CN2849858Y (en) * | 2005-05-12 | 2006-12-20 | 高伟志 | Alarm for gas leakage on vehicle |
| CN102270831A (en) * | 2011-07-26 | 2011-12-07 | 广州日滨科技发展有限公司 | Wide-voltage power protection device of intelligent vehicle-mounted terminal |
| CN202940821U (en) * | 2012-09-05 | 2013-05-15 | 瑞斯康达科技发展股份有限公司 | Light bypass protection device |
| CN103448534A (en) * | 2013-08-16 | 2013-12-18 | 东南（福建）汽车工业有限公司 | Natural gas leakage control device for CNG (compressed natural gas) automobile |
| CN203849840U (en) * | 2014-05-19 | 2014-09-24 | 浙江道为尔科技有限公司 | Gas leakage alarm device for gas car |
-
2014
- 2014-05-19 CN CN201410211594.0A patent/CN105096538A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2747649Y (en) * | 2004-11-05 | 2005-12-21 | 曲建仿 | Leakage warning device for gas combustion car |
| CN2849858Y (en) * | 2005-05-12 | 2006-12-20 | 高伟志 | Alarm for gas leakage on vehicle |
| CN102270831A (en) * | 2011-07-26 | 2011-12-07 | 广州日滨科技发展有限公司 | Wide-voltage power protection device of intelligent vehicle-mounted terminal |
| CN202940821U (en) * | 2012-09-05 | 2013-05-15 | 瑞斯康达科技发展股份有限公司 | Light bypass protection device |
| CN103448534A (en) * | 2013-08-16 | 2013-12-18 | 东南（福建）汽车工业有限公司 | Natural gas leakage control device for CNG (compressed natural gas) automobile |
| CN203849840U (en) * | 2014-05-19 | 2014-09-24 | 浙江道为尔科技有限公司 | Gas leakage alarm device for gas car |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107701812A (en) * | 2017-11-21 | 2018-02-16 | 王炯锋 | A kind of natural gas line protection device through walls |
| CN107701812B (en) * | 2017-11-21 | 2019-05-10 | 陈业 | A kind of natural gas line protective device through walls |
| CN110549850A (en) * | 2019-09-03 | 2019-12-10 | 真兰仪表科技有限公司 | Combined gas meter and control method thereof |
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Application publication date: 20151125 |
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