CN103529173A - Carbon monoxide sensor - Google Patents
Carbon monoxide sensor Download PDFInfo
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- CN103529173A CN103529173A CN201310517284.7A CN201310517284A CN103529173A CN 103529173 A CN103529173 A CN 103529173A CN 201310517284 A CN201310517284 A CN 201310517284A CN 103529173 A CN103529173 A CN 103529173A
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- carbon monoxide
- chip microcomputer
- output module
- module
- transducer
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Abstract
The invention provides a carbon monoxide sensor. The carbon monoxide sensor comprises a one-chip microcomputer, a display module, a sound-light alarm output module, a frequency output module, an input power supply, a voltage-stabilizing integrated circuit, an amplification and transformation module, a carbon monoxide sensing head, an amplification circuit, an A/D converter and an oscillator. The display module, the sound-light alarm output module and the frequency output module are all connected with the one-chip microcomputer. The input power supply is the voltage-stabilizing integrated circuit, the amplification and transformation module, the carbon monoxide sensing head, the amplification circuit and the A/D converter in order. The A/D converter and the oscillator are both connected with the one-chip microcomputer. The carbon monoxide sensor employs a constant potential electrolysis method principle, the sensitivity and the stability of processing signals are raised. The continuous detection of concentration of carbon monoxide in environment gases can be carried out rapidly and accurately, and when carbon monoxide concentration is over the limit, automatic alarm is performed.
Description
Technical field
The present invention relates to toxic gas detection field, particularly a kind of determination of carbon monoxide device.
Background technology
At present, in the toxic gas detection of pay attention to day by day, the detection of carbon monoxide is particularly outstanding, and the height of carbon monoxide gas concentration is whether chemical industry, colliery and family one of important symbol of disaster occurs, and is also the key factor that causes personnel to be poisoned to death.Therefore, the detection of toxic gas carbon monoxide is seemed to particularly important.The signal of traditional general output of carbon monoxide transducer is more weak, poor anti jamming capability, and nonlinear compensation effect is undesirable, also therefore can not get higher accuracy requirement.Traditional transmitter is in order to reduce to disturb the twisted-pair feeder of common employing 4-20mA electric current output as output, and susceptibility and stability a little less than, cannot self-calibrating, can not round-the-clock temperature compensation.
Summary of the invention
For above-mentioned defect and the problem of prior art, the object of the invention is to provide a kind of carbon monoxide transducer, adopts constant potentiometric electrolysis principle, has improved the stability that its sensitivity and signal are processed.
In order to achieve the above object, the present invention realizes by the following technical solutions:
A kind of carbon monoxide transducer, comprise single-chip microcomputer, display module, sound and light alarm output module, frequency output module, input power, integrated regulator, amplification and conversion module, carbon monoxide sensing head, amplifying circuit, A/D transducer and oscillator, described display module, sound and light alarm output module, frequency output module are all connected with single-chip microcomputer, described input power connects integrated regulator, amplification and conversion module, carbon monoxide sensing head, amplifying circuit, A/D transducer successively, and described A/D transducer is all connected with single-chip microcomputer with oscillator.
Particularly, integrated regulator is 7805 circuit of three-terminal voltage-stabilizing integrated.
Particularly, described display module is group of four figures pipe display module.
Further technical scheme, also comprises watchdog circuit, and described watchdog circuit is connected with single-chip microcomputer.
Further technical scheme, also comprises EEPROM power down reservoir, and described EEPROM power down reservoir is connected with single-chip microcomputer.
Further technical scheme, also comprises remote control reception head and telepilot, and described remote control reception head is connected with single-chip microcomputer, and described telepilot is connected with remote control reception head by wireless signal.
The invention provides a kind of carbon monoxide transducer, can be rapidly, the carbonomonoxide concentration in continuous detecting environmental gas exactly, and when carbonomonoxide concentration transfinites automatic alarm.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, below the accompanying drawing of required use during embodiment is described is briefly described, apparently, accompanying drawing in the following describes is only one embodiment of the present of invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is structural representation of the present invention.
Embodiment
Below in conjunction with accompanying drawing of the present invention, technical scheme of the present invention is clearly and completely described, obviously, described embodiment is only one embodiment of the invention, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
Shown in Fig. 1, the present invention is a kind of carbon monoxide transducer, comprise single-chip microcomputer, display module, sound and light alarm output module, frequency output module, input power, 7805 circuit of three-terminal voltage-stabilizing integrated, amplify and conversion module, carbon monoxide sensing head, amplifying circuit, A/D transducer and oscillator, described display module, sound and light alarm output module, frequency output module is all connected with single-chip microcomputer, described input power connects 7805 circuit of three-terminal voltage-stabilizing integrated successively, amplify and conversion module, carbon monoxide sensing head, amplifying circuit, A/D transducer, described A/D transducer is all connected with single-chip microcomputer with oscillator.The present invention also comprises watchdog circuit, EEPROM power down reservoir, remote control reception head and telepilot, described watchdog circuit is connected with single-chip microcomputer, described EEPROM power down reservoir is connected with single-chip microcomputer, described remote control reception head be connected with single-chip microcomputer, described telepilot is connected with remote control reception head by wireless signal.
Complete machine principle of work of the present invention is:
The input power of carbon monoxide transducer provides working power;
7805 circuit of three-terminal voltage-stabilizing integrated are by the power supply of stablizing input power and providing;
Amplification and conversion module convert this power supply to power supply that carbon monoxide sensing head can be used;
Carbon monoxide sensing head becomes faint electric signal carbonomonoxide concentration value transform;
Amplifier is amplified the electric signal of faint carbonomonoxide concentration;
A/D transducer becomes digital signal by the converting electrical signal receiving;
Single-chip microcomputer digital signal is carried out to computing and process after concentration value is shown by charactron, and concentration value is exported with frequency signal, when concentration value being detected and surpass a certain limit value of setting, will acousto-optic report to the police and export.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited to this, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; can expect easily changing or replacing, within all should being encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion by the described protection domain with claim.
Claims (4)
1. a carbon monoxide transducer, is characterized in that: comprise single-chip microcomputer, display module, sound and light alarm output module, frequency output module, input power, integrated regulator, amplification and conversion module, carbon monoxide sensing head, amplifying circuit, A/D transducer and oscillator; Described display module, sound and light alarm output module, frequency output module are all connected with single-chip microcomputer, described input power connects integrated regulator, amplification and conversion module, carbon monoxide sensing head, amplifying circuit, A/D transducer successively, and described A/D transducer is all connected with single-chip microcomputer with oscillator.
2. carbon monoxide transducer according to claim 1, is characterized in that: also comprise watchdog circuit, described watchdog circuit is connected with single-chip microcomputer.
3. carbon monoxide transducer according to claim 1, is characterized in that: also comprise EEPROM power down reservoir, described EEPROM power down reservoir is connected with single-chip microcomputer.
4. according to the arbitrary described carbon monoxide transducer of claim 1-3, it is characterized in that: also comprise remote control reception head and telepilot, described remote control reception head is connected with single-chip microcomputer, and described telepilot is connected with remote control reception head by wireless signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310517284.7A CN103529173A (en) | 2013-10-24 | 2013-10-24 | Carbon monoxide sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310517284.7A CN103529173A (en) | 2013-10-24 | 2013-10-24 | Carbon monoxide sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103529173A true CN103529173A (en) | 2014-01-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310517284.7A Pending CN103529173A (en) | 2013-10-24 | 2013-10-24 | Carbon monoxide sensor |
Country Status (1)
| Country | Link |
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| CN (1) | CN103529173A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114034746A (en) * | 2021-11-11 | 2022-02-11 | 中煤科工集团重庆研究院有限公司 | Intelligent carbon monoxide sensor and detection method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2091459U (en) * | 1991-03-27 | 1991-12-25 | 北京军区后勤部军事医学研究所 | Carbon monoxide detecting alarm protecting instrument |
| CN1174992A (en) * | 1996-06-28 | 1998-03-04 | 大阪瓦斯株式会社 | Sensor for detecting carbon monoxide |
| CN2544280Y (en) * | 2002-04-19 | 2003-04-09 | 王磊 | High-seletivity carbon oxide alarm device |
| CN201225994Y (en) * | 2008-07-08 | 2009-04-22 | 金贵华 | Carbon monoxide sensor |
| CN202502067U (en) * | 2012-03-15 | 2012-10-24 | 四川欧润特软件科技有限公司 | CO (carbon monoxide) digital detector |
-
2013
- 2013-10-24 CN CN201310517284.7A patent/CN103529173A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2091459U (en) * | 1991-03-27 | 1991-12-25 | 北京军区后勤部军事医学研究所 | Carbon monoxide detecting alarm protecting instrument |
| CN1174992A (en) * | 1996-06-28 | 1998-03-04 | 大阪瓦斯株式会社 | Sensor for detecting carbon monoxide |
| CN2544280Y (en) * | 2002-04-19 | 2003-04-09 | 王磊 | High-seletivity carbon oxide alarm device |
| CN201225994Y (en) * | 2008-07-08 | 2009-04-22 | 金贵华 | Carbon monoxide sensor |
| CN202502067U (en) * | 2012-03-15 | 2012-10-24 | 四川欧润特软件科技有限公司 | CO (carbon monoxide) digital detector |
Non-Patent Citations (2)
| Title |
|---|
| 王广平等: "基于单片机C8051F005的一氧化碳传感器", 《仪表技术与传感器》 * |
| 范天吉: "智能型CO传感器", 《煤矿监测监控综合技术手册》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114034746A (en) * | 2021-11-11 | 2022-02-11 | 中煤科工集团重庆研究院有限公司 | Intelligent carbon monoxide sensor and detection method |
| CN114034746B (en) * | 2021-11-11 | 2024-03-12 | 中煤科工集团重庆研究院有限公司 | Intelligent carbon monoxide sensor and detection method |
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Application publication date: 20140122 |