CN103729971A - Portable gas detector - Google Patents
Portable gas detector Download PDFInfo
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- CN103729971A CN103729971A CN201310576801.8A CN201310576801A CN103729971A CN 103729971 A CN103729971 A CN 103729971A CN 201310576801 A CN201310576801 A CN 201310576801A CN 103729971 A CN103729971 A CN 103729971A
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Abstract
The invention relates to gas detection devices, in particular to a portable gas detector. The portable gas detector aims to solve the problem that an existing gas detector can only provide a display alarm and cannot easily emit an alarm signal to other alarms, so that an alarm region is narrow. The portable gas detector comprises an intrinsic safety power supply and a detection alarm device, wherein the power supply output end of the intrinsic safety power supply is connected with the power supply input end of the detection alarm device. The detection alarm device comprises a controller, a sound and light alarm, a vibration alarm, a wireless transmitting module, an antenna, an A/D module, a signal amplification circuit and a sensor, wherein a sensing signal of the sensor is connected with the sensing signal input end of the controller through the signal amplification circuit and the A/D module, the sound and light alarm is started by a sound and light alarm start control signal of the controller, the vibration alarm is started by a vibration alarm start control signal of the controller, and the output of a wireless alarm signal is started by a wireless alarm start control signal of the controller. The portable gas detector is suitable for gas detection.
Description
Technical field
The present invention relates to gas detection apparatus.
Background technology
At present, the gas detector that explosive atmosphere is used only can provide self display alarm, cannot launch alerting signal to other alarm, causes alarm region narrow and small, thereby can allow other unwitting people near hazardous location, people's health and lives be worked the mischief.
Summary of the invention
The object of the invention is only can provide self display alarm in order to solve existing gas detector, is difficult to launch alerting signal to other alarm, has the narrow and small problem of alarm region, and a kind of portable gas detector is provided.
A kind of portable gas detector, it comprises intrinsically safe power supply and detection alarm device, the power supply output of intrinsically safe power supply is communicated with the power supply input of detection alarm device, detection alarm device comprises controller, sound and light alarm, vibration alarming, wireless sending module, antenna, A/D module, signal amplification circuit and sensor, the output terminal of the transducing signal of sensor is communicated with the signal input part of signal amplification circuit, the signal output part of signal amplification circuit is communicated with the signal input part of A/D module, the signal output part of A/D module is communicated with the input end of the transducing signal of controller, the input end that the sound and light alarm of controller starts the output terminal of control signal and the startup control signal of sound and light alarm is communicated with, the input end that the vibrations warning of controller starts the output terminal of control signal and the startup control signal of vibration alarming is communicated with, the input end that the radio alarming of controller starts the output terminal of control signal and the startup control signal of wireless sending module is communicated with, the output terminal of the alerting signal of wireless sending module is communicated with antenna.
The present invention adopts intrinsically safe power supply to provide power supply for detection alarm device; and give near audible-visual annunciator by detection alarm device wireless signal emission; make the fixing or portable combined aural and visual alarm within the scope of wireless signal receive alerting signal; and this alerting signal is transmitted; the alarm that reaches hazardous location all sends warning message in time; expand alarm region to whole hazardous location, more effectively protect people's the security of the lives and property.
Accompanying drawing explanation
Fig. 1 is composition structural representation of the present invention, the composition structural representation that Fig. 2 is detection alarm device of the present invention, the composition structural representation that Fig. 3 is intrinsically safe power supply of the present invention.
Embodiment
embodiment one:in conjunction with Fig. 1 and Fig. 2, present embodiment is described, a kind of portable gas detector described in present embodiment, it comprises intrinsically safe power supply 1 and detection alarm device 2, the power supply output of intrinsically safe power supply 1 is communicated with the power supply input of detection alarm device 2, detection alarm device 2 comprises controller 2-2, sound and light alarm 2-3, vibration alarming 2-4, wireless sending module 2-5, antenna 2-6, A/D module 2-8, signal amplification circuit 2-9 and sensor 2-10, the output terminal of the transducing signal of sensor 2-10 is communicated with the signal input part of signal amplification circuit 2-9, the signal output part of signal amplification circuit 2-9 is communicated with the signal input part of A/D module 2-8, the signal output part of A/D module 2-8 is communicated with the input end of the transducing signal of controller 2-2, the input end that the sound and light alarm of controller 2-2 starts the output terminal of control signal and the startup control signal of sound and light alarm 2-3 is communicated with, the input end that the vibrations warning of controller 2-2 starts the output terminal of control signal and the startup control signal of vibration alarming 2-4 is communicated with, the input end that the radio alarming of controller 2-2 starts the output terminal of control signal and the startup control signal of wireless sending module 2-5 is communicated with, the output terminal of the alerting signal of wireless sending module 2-5 is communicated with antenna 2-6.
embodiment two:in conjunction with Fig. 2, present embodiment is described, present embodiment is the further restriction to a kind of portable gas detector described in embodiment one, it also comprises that LCD shows 2-1, and LCD shows that the input end of the display of 2-1 is communicated with the output terminal of the display of controller 2-2.
embodiment three:in conjunction with Fig. 2, present embodiment is described, present embodiment is the further restriction to a kind of portable gas detector described in embodiment one, it also comprises infrared receiving circuit 2-7, and the output terminal of the infrared reception signal of infrared receiving circuit 2-7 is communicated with the input end of the infrared reception signal of controller 2-2.
embodiment four:in conjunction with Fig. 2, present embodiment is described, present embodiment is the further restriction to a kind of portable gas detector described in embodiment one, and controller 2-2 adopts chip microcontroller.
embodiment five:in conjunction with Fig. 3, present embodiment is described, present embodiment is the further restriction to a kind of portable gas detector described in embodiment one, intrinsically safe power supply 1 comprises charging inlet 1-1, charge protector 1-2, rechargeable battery 1-3 and essential safety holding circuit 1-4, the output terminal of charging inlet 1-1 is communicated with the input end of charge protector 1-2, the output terminal of charge protector 1-2 is communicated with the input end of rechargeable battery 1-3, the output terminal of rechargeable battery 1-3 is communicated with the input end of essential safety holding circuit 1-4, the output terminal of essential safety holding circuit 1-4 is the power output end of intrinsically safe power supply 1.
embodiment six:in conjunction with Fig. 3, present embodiment is described, present embodiment is the further restriction to a kind of portable gas detector described in embodiment five, and rechargeable battery 1-3 adopts lithium battery.
Of the present invention having particular application as:
Intrinsically safe power supply 1 comprises charging inlet 1-1, charge protector 1-2, rechargeable battery 1-3 and essential safety holding circuit 1-4; by charge protector, 1-2 protects charging end, and making rechargeable battery 1-3 is also safe in when charging safety, when when not charging, charging inlet 1-1 is by short circuit.The power supply of essential safety holding circuit 1-4 protection whole system, when rechargeable battery 1-3 breaks down, still provides reliable protection to whole product.
When sensor 2-10 detects tested gas, output signal to signal amplification circuit 2-9, the signal after signal amplification circuit 2-9 amplifies is transferred to A/D module 2-8, and by A/D module, 2-8 converts digital signal to simulating signal, is transferred to controller 2-2.Controller 2-2 processes signal, after processing, can send warning by sound and light alarm 2-3, vibration alarming 2-4, and shows that by LCD 2-1 demonstrates real-time numerical value; Can send alerting signal to other alarms by wireless sending module 2-5 and antenna 2-6 simultaneously, make whole warning net send warning.This product can be adjusted parameter by infrared receiving circuit 2-7, coordinates Infrared remote controller to adjust product.
Claims (6)
1. a portable gas detector, it is characterized in that, it comprises intrinsically safe power supply (1) and detection alarm device (2), the power supply output of intrinsically safe power supply (1) is communicated with the power supply input of detection alarm device (2), detection alarm device (2) comprises controller (2-2), sound and light alarm (2-3), vibration alarming (2-4), wireless sending module (2-5), antenna (2-6), A/D module (2-8), signal amplification circuit (2-9) and sensor (2-10), the output terminal of the transducing signal of sensor (2-10) is communicated with the signal input part of signal amplification circuit (2-9), the signal output part of signal amplification circuit (2-9) is communicated with the signal input part of A/D module (2-8), the signal output part of A/D module (2-8) is communicated with the input end of the transducing signal of controller (2-2), the output terminal that the sound and light alarm of controller (2-2) starts control signal is communicated with the input end of the startup control signal of sound and light alarm (2-3), the output terminal that the vibrations warning of controller (2-2) starts control signal is communicated with the input end of the startup control signal of vibration alarming (2-4), the output terminal that the radio alarming of controller (2-2) starts control signal is communicated with the input end of the startup control signal of wireless sending module (2-5), the output terminal of the alerting signal of wireless sending module (2-5) is communicated with antenna (2-6).
2. a kind of portable gas detector according to claim 1, it is characterized in that, it also comprises that LCD shows (2-1), and LCD shows that the input end of the display of (2-1) is communicated with the output terminal of the display of controller (2-2).
3. a kind of portable gas detector according to claim 1, it is characterized in that, it also comprises infrared receiving circuit (2-7), and the output terminal of the infrared reception signal of infrared receiving circuit (2-7) is communicated with the input end of the infrared reception signal of controller (2-2).
4. a kind of portable gas detector according to claim 1, is characterized in that, controller (2-2) adopts chip microcontroller.
5. a kind of portable gas detector according to claim 1, it is characterized in that, intrinsically safe power supply (1) comprises charging inlet (1-1), charge protector (1-2), rechargeable battery (1-3) and essential safety holding circuit (1-4), the output terminal of charging inlet (1-1) is communicated with the input end of charge protector (1-2), the output terminal of charge protector (1-2) is communicated with the input end of rechargeable battery (1-3), the output terminal of rechargeable battery (1-3) is communicated with the input end of essential safety holding circuit (1-4), the output terminal of essential safety holding circuit (1-4) is the power output end of intrinsically safe power supply (1).
6. a kind of portable gas detector according to claim 5, is characterized in that, rechargeable battery (1-3) adopts lithium battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310576801.8A CN103729971A (en) | 2013-11-19 | 2013-11-19 | Portable gas detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310576801.8A CN103729971A (en) | 2013-11-19 | 2013-11-19 | Portable gas detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103729971A true CN103729971A (en) | 2014-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310576801.8A Pending CN103729971A (en) | 2013-11-19 | 2013-11-19 | Portable gas detector |
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| CN (1) | CN103729971A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104391090A (en) * | 2014-12-11 | 2015-03-04 | 哈尔滨东方报警设备开发有限公司 | Portable gas detector capable of increasing no-signal distance |
| CN104849405A (en) * | 2015-04-29 | 2015-08-19 | 无锡时和安全设备有限公司 | Intelligent gas detector adjusting system |
-
2013
- 2013-11-19 CN CN201310576801.8A patent/CN103729971A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104391090A (en) * | 2014-12-11 | 2015-03-04 | 哈尔滨东方报警设备开发有限公司 | Portable gas detector capable of increasing no-signal distance |
| CN104849405A (en) * | 2015-04-29 | 2015-08-19 | 无锡时和安全设备有限公司 | Intelligent gas detector adjusting system |
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140416 |
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| WD01 | Invention patent application deemed withdrawn after publication |