CN109725111A - Underground air monitoring device - Google Patents
Underground air monitoring device Download PDFInfo
- Publication number
- CN109725111A CN109725111A CN201811498847.1A CN201811498847A CN109725111A CN 109725111 A CN109725111 A CN 109725111A CN 201811498847 A CN201811498847 A CN 201811498847A CN 109725111 A CN109725111 A CN 109725111A
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- CN
- China
- Prior art keywords
- concentration
- signal
- monitoring device
- detection module
- alarm
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000012806 monitoring device Methods 0.000 title claims abstract description 20
- 238000001514 detection method Methods 0.000 claims abstract description 29
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 38
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 32
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 16
- 239000001569 carbon dioxide Substances 0.000 claims description 16
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 1
- 229910052799 carbon Inorganic materials 0.000 claims 1
- 238000001914 filtration Methods 0.000 claims 1
- 230000003647 oxidation Effects 0.000 claims 1
- 238000007254 oxidation reaction Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000003245 coal Substances 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses an underground air monitoring device, which comprises: the detection module is used for acquiring a gas concentration signal under a mine; the control module is connected with the detection module and used for comparing the amplitude of the underground gas concentration signal obtained by the detection module with a threshold value set in the detection module, and generating an alarm signal if the amplitude of the underground gas concentration signal is greater than or equal to the threshold value; and the alarm module is connected with the processing module and used for giving an alarm. The underground air monitoring device can effectively detect the underground gas concentration in the mine, and has accurate detection data and high reliability.
Description
Technical field
The present invention relates to testing equipment field more particularly to a kind of underground air monitoring devices.
Background technique
Coal production is largely underground job, and geology and mining conditions are complicated and changeable, and insecurity factor is more, is often subject to
The threat that gas, coal dust, fiery water and top plate etc. are done harm in fact.Therefore is to ensure the safety of underground operators and guarantee that mine is normal
Production, it is necessary to Safety Work in Colliery be placed on the first place of work in every, safety of the mine gas concentration directly to the miner of operation
It impacts, in the prior art, mine gas Concentration Testing is more troublesome, and mine gas under mine cannot be obtained in real time
Concentration.
Summary of the invention
Present invention seek to address that one of the above-mentioned problems of the prior art, provides a kind of underground air monitoring device,
The underground air monitoring device can be implemented effectively to detect the mine gas concentration in mine, and detection data is accurate, high reliablity.
To achieve the goals above, the present invention provides a kind of underground air monitoring device, comprising: detection module, the inspection
Module is surveyed for obtaining gas concentration signal under mine；Control module, the control module are connected with the detection module, are used for
To the amplitude of detection module mine gas concentration signal obtained compared with the threshold value of its inner setting, if underground
The amplitude of gas concentration signal is greater than or equal to threshold value, and generates alarm signal；And alarm module, with the processing module
It is connected for alarming.
In the technical scheme, the mine gas concentration value in mine can be effectively detected by detection module, and will
Mine gas concentration value is transmitted to control module, compared with the mine gas concentration threshold in control module, works as mine gas
When concentration amplitude is greater than or equal to threshold value, alarm signal is generated by alarm module and generates alarm, prompts worker to the well in mine
Lower gas concentration with carry out it is necessary flee from, and the underground air monitoring device structure is simple, and detection data is accurate, reliably
Property it is high.
In addition, underground air monitoring device according to the present invention, can also have following technical characteristic:
Further, the detection module includes: methane detector, to measure the underground concentration of methane gas under mine
Signal；The control module for judging whether the concentration of methane gas is greater than or equal to concentration of methane gas threshold value, and
The concentration of methane gas generates alarm signal when being greater than or equal to the concentration of methane gas threshold value.
Preferably, the detection module includes: carbon dioxide sensor, and the carbon dioxide sensor is described for detecting
The concentration of underground carbon dioxide；The control module is for judging whether the gas concentration lwevel is greater than or equal to carbon dioxide
Threshold value, and alarm signal is generated when the gas concentration lwevel is greater than or equal to the carbon dioxide threshold.
Preferably, the alarm module includes buzzer, and the buzzer is connected with the control module, described in control
The alarm of buzzer.
Detailed description of the invention
Fig. 1 is underground air monitoring device structural schematic diagram；
Fig. 2 is underground air monitoring device structure principle chart.
In figure: detection module 10；Methane detector 110；Carbon dioxide sensor 120；Control module 20；Analog-digital converter
210；Filter circuit 220；Alarm module 30.
Specific embodiment
1 to 2 the invention will be further described with reference to the accompanying drawing.
A kind of underground air monitoring device according to the present invention, the present invention provide a kind of underground air monitoring device, comprising:
Detection module 10, control module 20 and alarm module 30.
Detection module 10, the detection module 10 are used to obtain the mine gas concentration signal in mine；
Control module 20, the control module 20 are connected with the detection module, are obtained with to the detection module 10
Mine gas concentration signal amplitude compared with the threshold value of its inner setting, if the amplitude of mine gas concentration signal is big
In or be equal to threshold value, and generate alarm signal；And
Alarm module 30 is connected for alarming, by control module 20 after generating alarm signal with the processing module
It controls alarm module 30 and generates alarm, to prompt worker to carry out the adjusting of mine gas concentration.
It is understood that the mine gas concentration value in mine can effectively be detected by passing through detection module 10, and will
Mine gas concentration value is transmitted to control module 20, compared with the mine gas concentration threshold in control module 20, works as underground
When gas concentration amplitude is greater than or equal to threshold value, alarm signal is generated by alarm module 30 and generates alarm, prompts worker to mine
Interior mine gas concentration with carry out it is necessary flee from, and the underground air monitoring device structure is simple, and detection data is accurate,
High reliablity.
Further, the detection module 10 includes: methane detector 110, dense to measure the mine gas in mine
Signal is spent, the mine gas concentration in mine can be effectively detected by methane detector 110, the control module 20 is used for
Judge whether the concentration of methane gas is greater than or equal to concentration of methane gas threshold value, and be greater than in the concentration of methane gas or
Alarm signal is generated when equal to the concentration of methane gas threshold value.
Further, the detection module 10 includes: carbon dioxide sensor 120, the carbon dioxide sensor 120
For detecting the concentration of the underground carbon dioxide；The control module for judge the gas concentration lwevel whether be greater than or
Alarm signal is generated equal to carbon dioxide threshold, and when the gas concentration lwevel is greater than or equal to the carbon dioxide threshold
Number.
Preferably, the control module 20 includes: analog-digital converter 210, for turning the mine gas concentration signal
It is changed to digital signal；With filter circuit 220, for being filtered to the digital signal.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, modifies, replacement and variant.
Claims (5)
1. a kind of underground air monitoring device characterized by comprising
Detection module, the detection module is for obtaining gas concentration signal under mine；
Control module, the control module are connected with the detection module, for detection module downhole gas obtained
The amplitude of bulk concentration signal is compared with the threshold value of its inner setting, if the amplitude of mine gas concentration signal is greater than or equal to
Threshold value, and generate alarm signal；And
Alarm module is connected with the processing module for alarming.
2. underground air monitoring device according to claim 1, which is characterized in that the detection module includes:
Methane detector, to measure the underground concentration of methane gas signal under mine；
The control module is for judging whether the concentration of methane gas is greater than or equal to concentration of methane gas threshold value, and in institute
Alarm signal is generated when stating concentration of methane gas more than or equal to the concentration of methane gas threshold value.
3. underground air monitoring device according to claim 2, which is characterized in that the detection module includes:
Carbon dioxide sensor, the carbon dioxide sensor are used to detect the concentration of the underground carbon dioxide；
The control module is for judging whether the gas concentration lwevel is greater than or equal to carbon dioxide threshold, and described two
Oxidation concentration of carbon generates alarm signal when being greater than or equal to the carbon dioxide threshold.
4. underground air monitoring device according to claim 3, which is characterized in that the control module includes: that modulus turns
Parallel operation, for the mine gas concentration signal to be converted to digital signal；And filter circuit, for the digital signal into
Row filtering.
5. underground air monitoring device according to claim 3, which is characterized in that the alarm module includes buzzer,
The buzzer is connected with the control module, to control the alarm of the buzzer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811498847.1A CN109725111A (en) | 2018-12-08 | 2018-12-08 | Underground air monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811498847.1A CN109725111A (en) | 2018-12-08 | 2018-12-08 | Underground air monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109725111A true CN109725111A (en) | 2019-05-07 |
Family
ID=66295183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811498847.1A Withdrawn CN109725111A (en) | 2018-12-08 | 2018-12-08 | Underground air monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109725111A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110853285A (en) * | 2019-11-26 | 2020-02-28 | 徐州龙安电子科技有限公司 | Automatic alarm system |
-
2018
- 2018-12-08 CN CN201811498847.1A patent/CN109725111A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110853285A (en) * | 2019-11-26 | 2020-02-28 | 徐州龙安电子科技有限公司 | Automatic alarm system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190507 |
|
| WW01 | Invention patent application withdrawn after publication |