CN101968460A - Low-concentration methane sensor - Google Patents
Low-concentration methane sensor Download PDFInfo
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- CN101968460A CN101968460A CN 201010288656 CN201010288656A CN101968460A CN 101968460 A CN101968460 A CN 101968460A CN 201010288656 CN201010288656 CN 201010288656 CN 201010288656 A CN201010288656 A CN 201010288656A CN 101968460 A CN101968460 A CN 101968460A
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Abstract
The invention relates to a low-concentration methane sensor which comprises a black and white element device, a data processing device connected with the black and white element device and a display driving device as well as an alarm driving device which are respectively connected with the data processing device, wherein the display driving device is connected with a display device, and the alarm driving device is connected with an audible and visual alarm device; the black and white element device is used for sending methane concentration data detected in the environment into the data processing device; the data processing device is used for operating the methane concentration data and then sending the data to the display driving device to generate a display signal; the display driving device is used for driving the display device to display and, sending an action signal to the alarm driving device if the data processing device operates that the methane concentration is higher than a set value; and the alarm driving device drives the audible and visual alarm device to alarm. The low-concentration methane sensor can be used for carrying out audible and visual alarm and is convenient to use.
Description
Technical field
The present invention relates to a kind of sensor, particularly a kind of be applicable under the coal mine or other have the place of methane gas, the methane transducer of monitoring of environmental methane concentration value.
Background technology
Present known methane transducer, majority is used for the detection of methane concentration in air or the pipeline, general methane transducer will detect by the ventilation bottle, and there is not acoustic-optic alarm, thereby make methane transducer in detecting the methane concentration process, detect when methane concentration is higher than a certain setting value in the environment, can not report to the police.
Summary of the invention
At the defective of above-mentioned prior art, the purpose of this invention is to provide the too high sound and light alarm that carries out of a kind of methane concentration, the convenient low-concentration methane sensor that uses.
For achieving the above object, the present invention adopts following technical scheme:
A kind of acoustic-optic alarm, control signal connects the base stage of triode by the 17 resistance, the grounded emitter of described triode, the collector of described triode connects 13 pins of Sheffer stroke gate integrated circuit successively, 2 pins, the 18 resistance, the 19 resistance and power supply, 3 pins of described Sheffer stroke gate integrated circuit connect 12 pins of described Sheffer stroke gate integrated circuit and 4 pins and 5 pins of described Sheffer stroke gate integrated circuit respectively, 14 pins of described Sheffer stroke gate integrated circuit connect power supply, 7 pins of described Sheffer stroke gate integrated circuit are by light emitting diode ground connection, 11 pins of described Sheffer stroke gate integrated circuit connect 9 pins and 10 pins of described Sheffer stroke gate integrated circuit respectively, described Sheffer stroke gate integrated circuit 8 pins connect 1 pin of described Sheffer stroke gate integrated circuit by the 21 resistance, and 3 pin of connection alarm buzzer, 6 pins of described Sheffer stroke gate integrated circuit connect 1 pin of described Sheffer stroke gate integrated circuit by the 5th electric capacity, and connecting 1 pin of described alarm buzzer, 1 pin of described Sheffer stroke gate integrated circuit connects 2 pin of described alarm buzzer by the 20 resistance.
Acoustic-optic alarm of the present invention, wherein said Sheffer stroke gate integrated circuit adopts CD4011.
A kind of low-concentration methane sensor that adopts above-mentioned acoustic-optic alarm, comprise the black-and-white component device, connect the data processing equipment of described black-and-white component device, connect the display drive apparatus and the warning drive unit of described data processing equipment respectively, described display drive apparatus connects display device, and described warning drive unit connects acoustic-optic alarm;
Described black-and-white component device will detected methane concentration data be sent into described data processing equipment in environment;
Described data processing equipment is sent into described display drive apparatus after with the methane concentration data operation and is generated shows signal, and described display drive apparatus drives display device and shows;
Described data processing equipment calculates methane concentration and is higher than a certain setting value, sends actuating signal in described warning drive unit, and described warning drive unit drives described acoustic-optic alarm and reports to the police.
Adopt the acoustic-optic alarm of low-concentration methane sensor of the present invention, can when methane concentration be higher than setting value, carry out acousto-optic and show, made things convenient for people's use.
Description of drawings
Fig. 1 is the circuit block diagram of low-concentration methane sensor of the present invention;
Fig. 2 is the acoustic-optic alarm circuit diagram of low-concentration methane sensor of the present invention.
Embodiment
Be elaborated below in conjunction with the embodiment of accompanying drawing to low-concentration methane sensor of the present invention.
Referring to Fig. 1, low-concentration methane sensor of the present invention, comprise black-and-white component device 1, connect the data processing equipment 2 of black-and-white component device 1,2 display drive apparatus 3 and warning drive unit 4 connect data processing apparatus respectively, display drive apparatus 3 connects display device 5, and warning drive unit 4 connects acoustic-optic alarm 6.
Black-and-white component device 1 is promptly popped one's head in, to in environment, detected methane concentration data send into data processing equipment 2, data processing equipment 2 is sent into display drive apparatus 3 after with the methane concentration data operation and is generated shows signal, display drive apparatus 3 drives display device 5 and shows, data processing equipment 2 calculates methane concentration when being higher than a certain setting value, send actuating signal in warning drive unit 4, warning drive unit 4 drives acoustic-optic alarm 6 and reports to the police.
Referring to Fig. 2, acoustic-optic alarm 6 in the low-concentration methane sensor of the present invention, the control signal of warning drive unit 4 connects the base stage of triode N6 by the 17 resistance R 17, the grounded emitter of triode N6, the collector of triode N6 connects 13 pins of Sheffer stroke gate integrated circuit successively, 2 pins, the 18 resistance R 18, the 19 resistance R 19 and power supply VCC, 3 pins of Sheffer stroke gate integrated circuit connect 12 pins of Sheffer stroke gate integrated circuit and 4 pins and 5 pins of Sheffer stroke gate integrated circuit respectively, 14 pins of Sheffer stroke gate integrated circuit connect power supply VCC, 7 pins of Sheffer stroke gate integrated circuit are by LED 5 ground connection, 11 pins of Sheffer stroke gate integrated circuit connect 9 pins and 10 pins of Sheffer stroke gate integrated circuit respectively, Sheffer stroke gate integrated circuit 8 pins connect 1 pin of Sheffer stroke gate integrated circuit by the 21 resistance R 21, and 3 pin of connection alarm buzzer J3,6 pins of Sheffer stroke gate integrated circuit connect 1 pin of Sheffer stroke gate integrated circuit by the 5th capacitor C 5, and 1 pin of connection alarm buzzer J3,1 pin of Sheffer stroke gate integrated circuit connects 2 pin of alarm buzzer J3 by the 20 resistance R 20.Sheffer stroke gate integrated circuit in the acoustic-optic alarm 6 adopts CD4011.
Above embodiment is described preferred implementation of the present invention; be not that scope of the present invention is limited; design under the prerequisite of spirit not breaking away from the present invention; various distortion and improvement that the common engineering technical personnel in this area make technical scheme of the present invention all should fall in the definite protection domain of claims of the present invention.
Claims (3)
1. acoustic-optic alarm, it is characterized in that, control signal connects the base stage of triode (N6) by the 17 resistance (R17), the grounded emitter of described triode (N6), the collector of described triode (N6) connects 13 pins of Sheffer stroke gate integrated circuit successively, 2 pins, the 18 resistance (R18), the 19 resistance (R19) and power supply (VCC), 3 pins of described Sheffer stroke gate integrated circuit connect 12 pins of described Sheffer stroke gate integrated circuit and 4 pins and 5 pins of described Sheffer stroke gate integrated circuit respectively, 14 pins of described Sheffer stroke gate integrated circuit connect power supply (VCC), 7 pins of described Sheffer stroke gate integrated circuit are by light emitting diode (LED5) ground connection, 11 pins of described Sheffer stroke gate integrated circuit connect 9 pins and 10 pins of described Sheffer stroke gate integrated circuit respectively, described Sheffer stroke gate integrated circuit 8 pins connect 1 pin of described Sheffer stroke gate integrated circuit by the 21 resistance (R21), and 3 pin of connection alarm buzzer (J3), 6 pins of described Sheffer stroke gate integrated circuit connect 1 pin of described Sheffer stroke gate integrated circuit by the 5th electric capacity (C5), and connecting 1 pin of described alarm buzzer (J3), 1 pin of described Sheffer stroke gate integrated circuit connects 2 pin of described alarm buzzer (J3) by the 20 resistance (R20).
2. acoustic-optic alarm according to claim 1 is characterized in that, described Sheffer stroke gate integrated circuit adopts CD4011.
3. low-concentration methane sensor that adopts acoustic-optic alarm as claimed in claim 1 or 2, it is characterized in that, comprise black-and-white component device (1), connect the data processing equipment (2) of described black-and-white component device (1), connect the display drive apparatus (3) and the warning drive unit (4) of described data processing equipment (2) respectively, described display drive apparatus (3) connects display device (5), and described warning drive unit (4) connects acoustic-optic alarm (6);
Described black-and-white component device (1) will detected methane concentration data be sent into described data processing equipment (2) in environment;
Described data processing equipment (2) is sent into described display drive apparatus (3) after with the methane concentration data operation and is generated shows signal, and described display drive apparatus (3) drives display device (5) and shows;
Described data processing equipment (2) calculates methane concentration and is higher than a certain setting value, sends actuating signal in described warning drive unit (4), and described warning drive unit (4) drives described acoustic-optic alarm (6) and reports to the police.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010288656 CN101968460A (en) | 2010-09-21 | 2010-09-21 | Low-concentration methane sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010288656 CN101968460A (en) | 2010-09-21 | 2010-09-21 | Low-concentration methane sensor |
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| Publication Number | Publication Date |
|---|---|
| CN101968460A true CN101968460A (en) | 2011-02-09 |
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Family Applications (1)
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|---|---|---|---|
| CN 201010288656 Pending CN101968460A (en) | 2010-09-21 | 2010-09-21 | Low-concentration methane sensor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109085304A (en) * | 2018-09-06 | 2018-12-25 | 滨州学院 | A kind of detection of methane gas and dangerous concentrations prior-warning device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85204675U (en) * | 1985-11-08 | 1986-03-19 | 徐大章 | Pocket gas detector for mining |
| CN2190300Y (en) * | 1994-03-24 | 1995-02-22 | 杨景尧 | Gas alarm with mineral lamp batteries |
| CN201514687U (en) * | 2009-09-01 | 2010-06-23 | 北京普析通用仪器有限责任公司 | Warner for acetylene leakage |
| CN101776596A (en) * | 2010-02-03 | 2010-07-14 | 中北大学 | Gas density intelligent test system and method |
-
2010
- 2010-09-21 CN CN 201010288656 patent/CN101968460A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85204675U (en) * | 1985-11-08 | 1986-03-19 | 徐大章 | Pocket gas detector for mining |
| CN2190300Y (en) * | 1994-03-24 | 1995-02-22 | 杨景尧 | Gas alarm with mineral lamp batteries |
| CN201514687U (en) * | 2009-09-01 | 2010-06-23 | 北京普析通用仪器有限责任公司 | Warner for acetylene leakage |
| CN101776596A (en) * | 2010-02-03 | 2010-07-14 | 中北大学 | Gas density intelligent test system and method |
Non-Patent Citations (1)
| Title |
|---|
| 《中国优秀硕士学位论文全文数据库 工程科技Ⅰ辑》 20100615 贺绍林 基于变流检测的智能瓦斯检测仪研究 , 第6期 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109085304A (en) * | 2018-09-06 | 2018-12-25 | 滨州学院 | A kind of detection of methane gas and dangerous concentrations prior-warning device |
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Address after: 232008 LITE-ON Road, Huainan economic and Technological Development Zone, Anhui Applicant after: Huainan Runcheng Technology Co., Ltd. Address before: 232008 LITE-ON Road, Huainan economic and Technological Development Zone, Anhui Applicant before: Huainan Runcheng Technology Co., Ltd. |
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Free format text: CORRECT: APPLICANT; FROM: HUAI NAN RUNCHENG TECHNOLOGY CO., LTD. TO: HUAI NAN RUNCHENG TECHNOLOGY SHARES CO., LTD. |
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Application publication date: 20110209 |