CN108918453A - A kind of pipeline infrared methane sensor and its application method - Google Patents
A kind of pipeline infrared methane sensor and its application method Download PDFInfo
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- CN108918453A CN108918453A CN201810884930.6A CN201810884930A CN108918453A CN 108918453 A CN108918453 A CN 108918453A CN 201810884930 A CN201810884930 A CN 201810884930A CN 108918453 A CN108918453 A CN 108918453A
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 107
- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000001514 detection method Methods 0.000 claims abstract description 42
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 12
- 238000005065 mining Methods 0.000 claims description 6
- 239000000523 sample Substances 0.000 claims description 6
- 239000003245 coal Substances 0.000 abstract description 15
- 230000004044 response Effects 0.000 abstract description 5
- 239000007789 gas Substances 0.000 description 25
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000012544 monitoring process Methods 0.000 description 6
- 230000006872 improvement Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000035945 sensitivity Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000014171 carbonated beverage Nutrition 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000004047 hole gas Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/3504—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing gases, e.g. multi-gas analysis
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- Spectroscopy & Molecular Physics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The present invention relates to a kind of pipeline infrared methane sensor and its application methods, belong to technical field of coal mine equipment.A kind of pipeline infrared methane sensor, including sequentially connected infrared methane sensor, the external gas chamber of pipeline sensor, DN35 ready-packaged joint and pipeline steam-water separator, infrared methane sensor includes shell and circuit part, circuit part includes control module, sound and light alarm module, rate-adaptive pacemaker module, CH_4 detection module and power module, sound and light alarm module, rate-adaptive pacemaker module and CH_4 detection module are connect with control module respectively, and power module is to control module, sound and light alarm module, rate-adaptive pacemaker module and CH_4 detection module for power supply.After powering, pipeline steam-water separator actively isolates gas to be detected to pipeline infrared methane sensor of the invention, is sent into the external gas chamber of sensor by DN35 ready-packaged joint and is detected, and the detection response time is fast, and it is more accurate to detect.
Description
Technical field
The present invention relates to a kind of pipeline infrared methane sensor and its application methods, belong to technical field of coal mine equipment.
Background technique
In recent years, gas (main component is methane, molecular formula CH4) accident becomes the first killer of safety of coal mines.Coal mine
Safety is China's urgent problem to be solved all the time, and coal production is faced with many difficulties, as mechanization degree is low, safety is set
Not perfect, technical level is low etc. is applied, these are all the hidden danger of safety of coal mines, and coal mine can have inflammable and explosive gas in process of production
Body, these flammable explosive gas are the chief threats of safety of coal mines problem, and in recent years, safety of coal mines explosion accident frequently occurs,
While causing huge economic and personal casualty loss, the pollution of environment is also resulted in；Control the key of coal mine severe and great casualty
It is effectively to prevent and contain gas accident, and solve Gas Outburst and explosion issues, it is regular, quick-fried in addition to be formed to gas
Fried characteristic, prominent mechanism, extraction rule are furtherd investigate, it is necessary to reinforce the monitoring to gas, this is safety of coal mines
The most important thing of production work.
In Methane monitoring monitoring link, the reliability of CH_4 detection sensor and sensitivity are directly related to safety of coal mines
The reliability and sensitivity of monitoring system play decisive action to Methane monitoring monitoring, are mine gas hazard prediction early warning
Key technology equipment.As gas detection sensor applies in coal production, Safety of Coal Mine Production obtains to a certain extent
Take on a new look, as gas, natural gas, hole gas and the main component for indicating coal gas, methane is the gas of no color or smell, only passes through spirit
Quick reliable detecting instrument just can be carried out detection, methane transducer can in methane content exceeding preset limit automatic alarm and continuously to association
Equipment sends the methane concentration signal of detection, to avoid the generation of accident；In existing methane transducer technology, encountering problems
When sensor sensitivity have a greatly reduced quality, detection reliability reduce, and detect methane concentration within 4%, for highly concentrated
The detection of degree methane cannot achieve, and the detection response time is slow, and generally in mono- 30s of 20s, this allows for Safety of Coal Mine Production, and there are poles
Big hidden danger.
Summary of the invention
The technical problem to be solved by the present invention is to detect in view of the shortcomings of the prior art, proposing that a kind of detection response time is fast
Accurate pipeline infrared methane sensor and its application method.
The technical solution that the present invention proposes to solve above-mentioned technical problem is：A kind of pipeline infrared methane sensor, including
Sequentially connected infrared methane sensor, the external gas chamber of pipeline sensor, DN35 ready-packaged joint and pipeline steam-water separator,
Infrared methane sensor includes shell and circuit part, and circuit part is arranged on the intracorporal pcb board of shell, and circuit part includes control
Molding block, sound and light alarm module, rate-adaptive pacemaker module, CH_4 detection module and power module, sound and light alarm module, rate-adaptive pacemaker
Module and CH_4 detection module are connect with control module respectively, and power module is to control module, sound and light alarm module, rate-adaptive pacemaker
Module and CH_4 detection module for power supply.
The improvement of above-mentioned technical proposal is：Control module includes single-chip microcontroller, numeral method device and infrared remote controller, number
Code tube display and infrared remote controller are connect with single-chip microcontroller respectively.
The improvement of above-mentioned technical proposal is：CH_4 detection module is infrared methane concentration probe.
The improvement of above-mentioned technical proposal is：Infrared remote controller is wirelessly connected with remote controller for mining.
The improvement of above-mentioned technical proposal is：Sound and light alarm module includes alarm lamp and buzzer.
The application method of the pipeline infrared methane sensor, includes the following steps：
（1）Starting-up signal is wirelessly inputted using remote controller for mining, signal inputs single-chip microcontroller by infrared remote controller；
（2）The single-chip microcontroller output signal control CH_4 detection module of control module is started to work；
（3）Pipeline isolates gas to be detected with steam-water separator, is sent into the external gas chamber of sensor by DN35 ready-packaged joint；
（4）Infrared methane concentration probe detects the gas in the external gas chamber of sensor；
（5）The single-chip microcontroller of detection data input control module, single-chip microcontroller are entered data into respectively to numeral method device and frequency
Output module；
（6）Rate-adaptive pacemaker module exports 500-1000 hertz signal and uses for other equipment；
（7）When detection data is more than warning value, the single-chip microcontroller of control module also inputs a signal into sound and light alarm module, alarm lamp
It alarms with buzzer.
The beneficial effect of the present invention by adopting the above technical scheme is：
（1）After powering, pipeline steam-water separator actively isolates gas to be detected to pipeline infrared methane sensor of the invention
Body is sent into the external gas chamber of sensor by DN35 ready-packaged joint and is detected, and the detection response time is fast, and due to passing through pipeline
After isolating steam with steam-water separator, it is more accurate to detect；
（2）The single-chip microcontroller of the detection data input control module of pipeline infrared methane sensor of the invention, single-chip microcontroller respectively will
Data input to numeral method device and rate-adaptive pacemaker module, and numeral method device shows that detection data, rate-adaptive pacemaker module are defeated
500-1000 hertz signal is used for other equipment out, the detection data that operator can be shown by numeral method device,
The alarm of sound and light alarm module and the other equipment connecting with rate-adaptive pacemaker module learn warning message, by all kinds of means security alarm,
Alarm velocity is greatly improved, increases the reaction time for personnel.
Detailed description of the invention
The present invention will be further explained below with reference to the attached drawings：
Fig. 1 is the structural schematic diagram of pipeline infrared methane sensor of the embodiment of the present invention；
Fig. 2 is the structural schematic diagram of the circuit part of pipeline infrared methane sensor of the embodiment of the present invention；
Fig. 3 is the structural schematic diagram of the control module of pipeline infrared methane sensor of the embodiment of the present invention；
Wherein：1- infrared methane sensor, the external gas chamber of 2- pipeline sensor, 3-DN35 ready-packaged joint, 4- pipeline use carbonated drink
Separator, 5- control module, 6- sound and light alarm module, 7- power module, 8- rate-adaptive pacemaker module, 9- CH_4 detection module, 10-
Numeral method device, 11- single-chip microcontroller, 12- infrared remote controller.
Specific embodiment
Embodiment
The pipeline infrared methane sensor of the present embodiment, as shown in Figure 1-3, include sequentially connected infrared methane sensor
1, the external gas chamber 2 of pipeline sensor, DN35 ready-packaged joint 3 and pipeline steam-water separator 4, infrared methane sensor 1 include
Shell and circuit part, circuit part are arranged on the intracorporal pcb board of shell, and circuit part includes control module 5, sound-light alarm mould
Block 6, rate-adaptive pacemaker module 8, CH_4 detection module 9 and power module 7, sound and light alarm module 6, rate-adaptive pacemaker module 8 and methane
Detection module 9 is connect with control module 5 respectively, and power module 7 is to control module 5, sound and light alarm module 6, rate-adaptive pacemaker module 8
It powers with CH_4 detection module 9.
The control module 5 of the pipeline infrared methane sensor of the present embodiment includes single-chip microcontroller 11,10 and of numeral method device
Infrared remote controller 12, numeral method device 10 and infrared remote controller 12 are connect with single-chip microcontroller 11 respectively.CH_4 detection module 9
For infrared methane concentration probe.Infrared remote controller 12 is wirelessly connected with remote controller for mining.Sound and light alarm module 6 is wrapped
Include alarm lamp and buzzer.
The application method of the pipeline infrared methane sensor, includes the following steps：
（1）Starting-up signal is wirelessly inputted using remote controller for mining, signal inputs single-chip microcontroller by infrared remote controller；
（2）The single-chip microcontroller output signal control CH_4 detection module of control module is started to work；
（3）Pipeline isolates gas to be detected with steam-water separator, is sent into the external gas chamber of sensor by DN35 ready-packaged joint；
（4）Infrared methane concentration probe detects the gas in the external gas chamber of sensor；
（5）The single-chip microcontroller of detection data input control module, single-chip microcontroller are entered data into respectively to numeral method device and frequency
Output module；
（6）Rate-adaptive pacemaker module exports 500-1000 hertz signal and uses for other equipment；
（7）When detection data is more than warning value, the single-chip microcontroller of control module also inputs a signal into sound and light alarm module, alarm lamp
It alarms with buzzer.
After powering, pipeline steam-water separator actively isolates gas to be detected to pipeline infrared methane sensor of the invention
Body is sent into the external gas chamber of sensor by DN35 ready-packaged joint and is detected, and the detection response time is fast, and due to passing through pipeline
After isolating steam with steam-water separator, it is more accurate to detect；The detection data of pipeline infrared methane sensor of the invention is defeated
Enter the single-chip microcontroller of control module, single-chip microcontroller is entered data into respectively to numeral method device and rate-adaptive pacemaker module, and charactron is aobvious
Show that device shows that detection data, rate-adaptive pacemaker module export 500-1000 hertz signal and use for other equipment, operator can be with
The detection data shown by numeral method device, the alarm of sound and light alarm module and connect with rate-adaptive pacemaker module other set
Standby to learn warning message, security alarm, greatly improves alarm velocity by all kinds of means, increases the reaction time for personnel.
The present invention is not limited to the above embodiment.All technical solutions formed using equivalent replacement, are all fallen within the present invention and wanted
The protection scope asked.
Claims (6)
1. a kind of pipeline infrared methane sensor, it is characterised in that：It is passed including sequentially connected infrared methane sensor, pipeline
The external gas chamber of sensor, DN35 ready-packaged joint and pipeline steam-water separator, the infrared methane sensor include shell and circuit
Part, the circuit part are arranged on the intracorporal pcb board of the shell, and the circuit part includes control module, sound-light alarm
Module, rate-adaptive pacemaker module, CH_4 detection module and power module, the sound and light alarm module, rate-adaptive pacemaker module and methane
Detection module is connect with the control module respectively, and the power module is defeated to the control module, sound and light alarm module, frequency
Module and CH_4 detection module for power supply out.
2. pipeline infrared methane sensor according to claim 1, it is characterised in that：The control module includes monolithic
Machine, numeral method device and infrared remote controller, the numeral method device and infrared remote controller respectively with the single-chip microcontroller
Connection.
3. pipeline infrared methane sensor according to claim 2, it is characterised in that：The CH_4 detection module is infrared
Methane concentration probe.
4. pipeline infrared methane sensor according to claim 3, it is characterised in that：The infrared remote controller passes through nothing
Line mode is connected with remote controller for mining.
5. pipeline infrared methane sensor according to claim 4, it is characterised in that：The sound and light alarm module includes report
Warning lamp and buzzer.
6. the application method of pipeline infrared methane sensor described in -5 any claim according to claim 1, feature
It is：Include the following steps：
（1）Starting-up signal is wirelessly inputted using remote controller for mining, signal inputs single-chip microcontroller by infrared remote controller；
（2）The single-chip microcontroller output signal control CH_4 detection module of control module is started to work；
（3）Pipeline isolates gas to be detected with steam-water separator, is sent into the external gas chamber of sensor by DN35 ready-packaged joint；
（4）Infrared methane concentration probe detects the gas in the external gas chamber of sensor；
（5）The single-chip microcontroller of detection data input control module, single-chip microcontroller are entered data into respectively to numeral method device and frequency
Output module；
（6）Rate-adaptive pacemaker module exports 500-1000 hertz signal and uses for other equipment；
（7）When detection data is more than warning value, the single-chip microcontroller of control module also inputs a signal into sound and light alarm module, alarm lamp
It alarms with buzzer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810884930.6A CN108918453A (en) | 2018-08-06 | 2018-08-06 | A kind of pipeline infrared methane sensor and its application method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810884930.6A CN108918453A (en) | 2018-08-06 | 2018-08-06 | A kind of pipeline infrared methane sensor and its application method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108918453A true CN108918453A (en) | 2018-11-30 |
Family
ID=64394381
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810884930.6A Pending CN108918453A (en) | 2018-08-06 | 2018-08-06 | A kind of pipeline infrared methane sensor and its application method |
Country Status (1)
| Country | Link |
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| CN (1) | CN108918453A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101788546A (en) * | 2010-02-09 | 2010-07-28 | 邬剑明 | Coal mine underground mobile gas beam tube sampling and monitoring device |
| CN203275284U (en) * | 2013-06-09 | 2013-11-06 | 陕西斯达煤矿安全装备有限公司 | Pipeline infrared methane sensor device |
| CN106124452A (en) * | 2016-07-12 | 2016-11-16 | 中国科学院光电研究院 | A kind of deep sea in-situ gas detector |
-
2018
- 2018-08-06 CN CN201810884930.6A patent/CN108918453A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101788546A (en) * | 2010-02-09 | 2010-07-28 | 邬剑明 | Coal mine underground mobile gas beam tube sampling and monitoring device |
| CN203275284U (en) * | 2013-06-09 | 2013-11-06 | 陕西斯达煤矿安全装备有限公司 | Pipeline infrared methane sensor device |
| CN106124452A (en) * | 2016-07-12 | 2016-11-16 | 中国科学院光电研究院 | A kind of deep sea in-situ gas detector |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20181130 |