CN104517411A - Mining methane detection alarm unit - Google Patents
Mining methane detection alarm unit Download PDFInfo
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- CN104517411A CN104517411A CN201310462315.3A CN201310462315A CN104517411A CN 104517411 A CN104517411 A CN 104517411A CN 201310462315 A CN201310462315 A CN 201310462315A CN 104517411 A CN104517411 A CN 104517411A
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/12—Alarms for ensuring the safety of persons responsive to undesired emission of substances, e.g. pollution alarms
- G08B21/16—Combustible gas alarms
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
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- Emergency Management (AREA)
- Business, Economics & Management (AREA)
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- Environmental & Geological Engineering (AREA)
- Combustion & Propulsion (AREA)
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- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
The invention relates to a mining methane detection alarm unit comprising an intrinsically-safe battery set and a PIC16C73 microprocessor IC6. The PIC16C73 microprocessor IC6 is connected with a second voltage-stabilizing chip Q6 which is connected with a light D2; the PIC16C73 microprocessor IC6 is connected with an indicator light DL1, a digital tube LED, a buzzer Y, an amplifier chip IC1, a clock chip IC4, a temperature chip IC5, a keyboard J4 and a battery management chip TP; the battery management chip TP is connected with the intrinsically-safe battery set DC; the intrinsically-safe battery set DC is connected with the second voltage-stabilizing chip Q6, a first voltage-stabilizing chip Q1, the amplifier chip IC1, the clock chip IC4 and a temperature chip IC5; the first voltage-stabilizing chip Q1 is connected with a methane probe TT; the methane probe TT is connected with the amplifier chip IC1. The mining methane detection alarm unit has small zero drift, high stability and multiple functions; a lighting function is imparted to the mining methane detection alarm unit to avoid a worker walking in the dark after the energy of a battery of a miner's lamp is run out or the miner's lamp is damaged in an underground coal mine; the mining methane detection alarm unit is capable of detecting ambient methane concentration value in real time and capable of automatically sending out sound and light alarms when the concentration value is higher than an alarm point.
Description
Technical field
The present invention relates to a kind of detection alarm instrument for detecting underground coal mine methane, specifically a kind of mining CH_4 detection warning device.
Background technology
Existing methane detection alarming instrument comprises Acquisition Circuit, signal amplification circuit, signal transacting and Display and Alarm Circuit composition, and this alarm has following deficiency: 1, and zero point drift is larger; 2, stability is difficult to reach country
Standard; 3, function singleness, can only detect methane concentration value.
Summary of the invention
In order to overcome, above-mentioned existing methane detection alarming instrument zero point drift is larger, stability is low, the weak point of function singleness, the invention provides a kind of mining CH_4 detection warning device, CH_4 detection warning device zero point drift that this is mining is little, stability is high, function is many.
Technical scheme of the present invention is: this is mining, and CH_4 detection warning device comprises intrinsic safe battery group and PIC16C73 microprocessor IC6, microprocessor IC6 is connected with the second voltage stabilizing chip Q6 by seven pin, the 3V voltage termination illuminating lamp D2 of the second voltage stabilizing chip Q6, microprocessor IC6 meets pilot lamp DL1 by 15 pin DP, microprocessor IC6 meets charactron LED by 21 pin value 20 octal RB, microprocessor IC6 meets hummer Y by ten tripod RC2, microprocessor IC6 is by three, four pin RA4 meet amplifier chip IC1, microprocessor IC6 meets clock chip IC4 by 14 pin RC3, microprocessor IC6 is by six pin RA4 jointing temp chip IC 5, microprocessor IC6 is by 21, 26, 27 pin meet keyboard J4, microprocessor IC6 is by 11 pin RAO, RCO meets battery management chip TP, the positive pole of the output termination intrinsic safe battery group DC of battery management chip TP, the positive pole of intrinsic safe battery group DC connects a pin of voltage stabilizing chip Q6, the positive pole of intrinsic safe battery group DC connects the voltage end of the first voltage stabilizing chip Q1, the voltage end of amplifier chip IC1, the voltage end of clock chip IC4 and the voltage end of chip temperature IC5, the voltage end of the 3V voltage termination methane probe TT of the first voltage stabilizing chip Q1, the signal output part out of methane probe TT meets the signal input part in of amplifier chip IC1.
The concentration of methane gas that the present invention adopts heat catalytic element methane to pop one's head in perception air, during work, methane gas in air enters alarm sensor air chamber in the mode of natural diffuseness, sample circuit converts the methane concentration detected to corresponding electric signal, amplify through front end circuit again, send into intelligent singlechip microprocessor computing, analysis, judgement after process, and start each functional circuit according to the result analyzed, judge in good time.The methane concentration in test environment is demonstrated in real time by display.And after the electric energy of other illuminationss exhausts or damages, this instrument can utilize the illuminating lamp of self to throw light on.
Advantage of the present invention: adopt the microprocessor with automatic zero point trace routine, zero point drift is little; Stability is high, automatic zero set (AZS) in charging process; Function is many, except detecting except methane in real time, also has voltage display in the detection of clock display, environment temperature, machine; Feel about in the dark at underground coal mine mine lamp runs out of battery power or when damaging in order to avoid workman and move ahead, add illumination functions.Methane concentration value in testing environment that can be real-time, after concentration value is higher than alarm set point, can automatic sound-light alarm.
Accompanying drawing explanation
Fig. 1 is the electrical block diagram of one embodiment of the present of invention.
In figure: DC is intrinsic safe battery group, and D2 is illuminating lamp, and DL1 is pilot lamp, IC1 is amplifier chip, and IC4 is clock chip, and IC5 is chip temperature, IC6 is microprocessor, J4 is keyboard, and LED is charactron, and Q1 is the first voltage stabilizing chip, Q6 is the second voltage stabilizing chip, TP is battery management chip, and TT is methane probe, and Y is hummer.
Embodiment
In FIG, this is mining, and CH_4 detection warning device comprises intrinsic safe battery group and microprocessor, microprocessor is connected with the second voltage stabilizing chip by seven pin, the 3V voltage termination illuminating lamp of the second voltage stabilizing chip, microprocessor connects pilot lamp by 15 pin DP, microprocessor connects charactron by 21 pin value 20 octal RB, microprocessor connects hummer by ten tripod RC2, microprocessor is by three, four pin RA4 connect amplifier chip, microprocessor connects clock chip by 14 pin RC3, microprocessor is by six pin RA4 jointing temp chips, microprocessor is by 21, 26, 27 pin connect keyboard, microprocessor is by 11 pin RAO, RCO connects battery management chip, the positive pole of the output termination intrinsic safe battery group of battery management chip, the positive pole of intrinsic safe battery group connects a pin of voltage stabilizing chip, the positive pole of intrinsic safe battery group connects the voltage end of the first voltage stabilizing chip, the voltage end of amplifier chip, the voltage end of clock chip and the voltage end of chip temperature, the voltage end of the 3V voltage termination methane probe of the first voltage stabilizing chip, the signal output part out of methane probe TT meets the signal input part in of amplifier chip.
Claims (2)
1. a mining CH_4 detection warning device, it is characterized in that: comprise intrinsic safe battery group and PIC16C73 microprocessor IC6, microprocessor IC6 is connected with the second voltage stabilizing chip Q6 by seven pin, the 3V voltage termination illuminating lamp D2 of the second voltage stabilizing chip Q6, microprocessor IC6 meets pilot lamp DL1 by 15 pin DP, microprocessor IC6 meets charactron LED by 21 pin value 20 octal RB, microprocessor IC6 meets hummer Y by ten tripod RC2, microprocessor IC6 is by three, four pin RA4 meet amplifier chip IC1, microprocessor IC6 meets clock chip IC4 by 14 pin RC3, microprocessor IC6 is by six pin RA4 jointing temp chip IC 5, microprocessor IC6 is by 21, 26, 27 pin meet keyboard J4, microprocessor IC6 is by 11 pin RAO, RCO meets battery management chip TP, the positive pole of the output termination intrinsic safe battery group DC of battery management chip TP, the positive pole of intrinsic safe battery group DC connects a pin of voltage stabilizing chip Q6, the positive pole of intrinsic safe battery group DC connects the voltage end of the first voltage stabilizing chip Q1, the voltage end of amplifier chip IC1, the voltage end of clock chip IC4 and the voltage end of chip temperature IC5, the voltage end of the 3V voltage termination methane probe TT of the first voltage stabilizing chip Q1, the signal output part out of methane probe TT meets the signal input part in of amplifier chip IC1.
2. require a kind of mining CH_4 detection warning device described in 1 according to power, it is characterized in that: principle of work of the present invention is, the concentration of methane gas that the present invention adopts heat catalytic element methane to pop one's head in perception air, during work, methane gas in air enters alarm sensor air chamber in the mode of natural diffuseness, sample circuit converts the methane concentration detected to corresponding electric signal, amplify through front end circuit again, send into intelligent singlechip microprocessor computing, analysis, judgement after process, and start each functional circuit according to the result analyzed, judge in good time; The methane concentration in test environment is demonstrated in real time by display; And after the electric energy of other illuminationss exhausts or damages, this instrument can utilize the illuminating lamp of self to throw light on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310462315.3A CN104517411A (en) | 2013-10-08 | 2013-10-08 | Mining methane detection alarm unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310462315.3A CN104517411A (en) | 2013-10-08 | 2013-10-08 | Mining methane detection alarm unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104517411A true CN104517411A (en) | 2015-04-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310462315.3A Pending CN104517411A (en) | 2013-10-08 | 2013-10-08 | Mining methane detection alarm unit |
Country Status (1)
| Country | Link |
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| CN (1) | CN104517411A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105203714A (en) * | 2015-10-09 | 2015-12-30 | 徐州江煤科技有限公司 | Pumping type multi-parameter determining device |
| CN105606667A (en) * | 2015-10-16 | 2016-05-25 | 上海纳米技术及应用国家工程研究中心有限公司 | Low-concentration air pollutant comprehensive detection system |
Citations (8)
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| CN201251839Y (en) * | 2008-04-24 | 2009-06-03 | 湘潭市神钜机电科技有限公司 | Methane detection acousto-optic warning device |
| CN201429890Y (en) * | 2009-06-25 | 2010-03-24 | 郑州轻工业学院 | Gas alarm |
| CN201546761U (en) * | 2009-12-23 | 2010-08-11 | 黑龙江科技学院 | Mine gas overrun signal wireless transmission system based on gas alarming mining lamp |
| CN201562342U (en) * | 2009-06-26 | 2010-08-25 | 西安博深矿用设备技术发展有限公司 | Portable type gas detection alarm instrument |
| US20110248857A1 (en) * | 2010-04-12 | 2011-10-13 | Heath Consultants, Inc. | Smart methane monitor |
| CN202707146U (en) * | 2012-04-24 | 2013-01-30 | 南昌工程学院 | Gas digital monitoring alarming system |
| CN203053960U (en) * | 2013-01-16 | 2013-07-10 | 安徽工程大学 | Methane alarm device |
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2013
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Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2849859Y (en) * | 2005-09-20 | 2006-12-20 | 淮南市卫光电器有限公司 | Portable gas detector |
| CN201251839Y (en) * | 2008-04-24 | 2009-06-03 | 湘潭市神钜机电科技有限公司 | Methane detection acousto-optic warning device |
| CN201429890Y (en) * | 2009-06-25 | 2010-03-24 | 郑州轻工业学院 | Gas alarm |
| CN201562342U (en) * | 2009-06-26 | 2010-08-25 | 西安博深矿用设备技术发展有限公司 | Portable type gas detection alarm instrument |
| CN201546761U (en) * | 2009-12-23 | 2010-08-11 | 黑龙江科技学院 | Mine gas overrun signal wireless transmission system based on gas alarming mining lamp |
| US20110248857A1 (en) * | 2010-04-12 | 2011-10-13 | Heath Consultants, Inc. | Smart methane monitor |
| CN202707146U (en) * | 2012-04-24 | 2013-01-30 | 南昌工程学院 | Gas digital monitoring alarming system |
| CN203053960U (en) * | 2013-01-16 | 2013-07-10 | 安徽工程大学 | Methane alarm device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105203714A (en) * | 2015-10-09 | 2015-12-30 | 徐州江煤科技有限公司 | Pumping type multi-parameter determining device |
| CN105606667A (en) * | 2015-10-16 | 2016-05-25 | 上海纳米技术及应用国家工程研究中心有限公司 | Low-concentration air pollutant comprehensive detection system |
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| CB03 | Change of inventor or designer information |
Inventor after: Li Chenhua Inventor after: Xu Zhipeng Inventor after: Qu Shenyue Inventor after: Liao Zeju Inventor after: Wang Ya Inventor before: Li Chenhua Inventor before: Qu Shenyue Inventor before: Liao Zeju Inventor before: Wang Ya |
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Effective date of registration: 20160603 Address after: 221700 No. 168 Jiefang East Road, Xuzhou, Jiangsu, Fengxian County Applicant after: Xuzhou Jiangmei Technology Co., Ltd. Applicant after: Jiangsu Institute of Architectural Technology Address before: 221700 No. 168 Jiefang East Road, Xuzhou, Jiangsu, Fengxian County Applicant before: Xuzhou Jiangmei Technology Co., Ltd. |
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