CN108169128A - For the equipment of Coal mine methane Concentration Testing - Google Patents
For the equipment of Coal mine methane Concentration Testing Download PDFInfo
- Publication number
- CN108169128A CN108169128A CN201810021345.3A CN201810021345A CN108169128A CN 108169128 A CN108169128 A CN 108169128A CN 201810021345 A CN201810021345 A CN 201810021345A CN 108169128 A CN108169128 A CN 108169128A
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- CN
- China
- Prior art keywords
- coal mine
- casing
- protecgulum
- methane concentration
- concentration testing
- Prior art date
- 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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- 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
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- Physics & Mathematics (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 invention discloses the equipment for Coal mine methane Concentration Testing,Including casing,The casing include protecgulum and with the matched rear cover of protecgulum,The protecgulum forms cavity body structure with rear cover,The casing internal sets processor,The bottom of shell sets laser gas detection components,The laser gas detection components surface sets alarm lamp,Keyboard is set on the protecgulum,Display screen,Buzzer and printer,The present invention solves mining methane of the existing technology and surveys device detection inaccuracy,Accuracy of detection is low,The problem of needing often to calibrate,Equipment for Coal mine methane Concentration Testing is provided,When it is applied by way of laser detection gas,Accuracy of detection can be improved,Extend calibration cycle,Substantially reduce the workload of monitoring system maintenance and calibration personnel,Achieve the purpose that subtracting people puies forward effect,With larger economic value.
Description
Technical field
The present invention relates to CH_4 detections, and in particular to for the equipment of Coal mine methane Concentration Testing.
Background technology
With the continuous development of national economy, the demand to coal is also growing day by day, but to ensure that mining industry is smoothed out,
Safety is very important.In history, as coal mining accident the methane explosive incident of one of the main reason for frequently occurs, and causes
Heavy casualties and economic loss, lesson is deep, thus so that coal production and management unit pays much attention to Coal mine methane monitoring,
Simultaneously carry out Coal mine methane detection work also become coal mine whether the necessary condition that can be produced.At present, used in domestic coal mine
Methane warning system has certain scale, but its accuracy of detection is low, and detection range is narrow, it is difficult to the methane of high concentration is detected,
Simultaneously because the interference of other gases, causes to judge in vain.In addition, stability is also poor, the consistency of air-sensitive detection sensor, mutually
Transsexual difference needs often to calibrate, inconvenient to use, and maintenance cost is high.How reliability is increased to very high level, can carried
The stability of monitoring system is risen, it is significant to preventing ventilation methane accident, there is larger society and economic value.
Invention content
The present invention solves mining methane of the existing technology and surveys that device detection is inaccurate, and accuracy of detection is low, need through
Often calibrate the problem of, provide for the equipment of Coal mine methane Concentration Testing, during application by way of laser detection gas,
Accuracy of detection can be improved, extends calibration cycle, the workload of monitoring system maintenance and calibration personnel is substantially reduced, reaches and subtract
People puies forward the purpose of effect, has larger economic value.
The present invention is achieved through the following technical solutions：
For the equipment of Coal mine methane Concentration Testing, including casing, the casing includes protecgulum and matched with protecgulum
Rear cover, the protecgulum form cavity body structure with rear cover, and the casing internal sets processor, and the bottom of shell sets laser gas
Body detection components, the laser gas detection components surface set alarm lamp, keyboard, display screen, buzzing are set on the protecgulum
Device and printer, the laser gas detection components, keyboard, display screen, buzzer, alarm lamp and printer respectively with the place
Device is managed to be electrically connected.
Further, for the equipment of Coal mine methane Concentration Testing, the laser gas detection components include being sequentially connected
Laser, splitter, incident optical collimator, incident thang-kng slot, sampling gas chamber, outgoing thang-kng slot, the output optical fiber collimator
And array photodetectors, array photodetectors are connected to the processor.
Further, for the equipment of Coal mine methane Concentration Testing, the cabinet sides set Aviation Connector, Aviation Connector
It is connected to the processor.
Further, for the equipment of Coal mine methane Concentration Testing, USB interface, USB interface and institute are set on the protecgulum
State processor connection.
Further, for the equipment of Coal mine methane Concentration Testing, the cabinet top sets handle.
Further, for the equipment of Coal mine methane Concentration Testing, the casing is rectangular parallelepiped structure, and the casing uses
304 stainless steels are stamped to form.
Further, for the equipment of Coal mine methane Concentration Testing, rubber seal is set between the protecgulum and rear cover,
Silica gel sealing ring is set between the laser detection element and casing.
Further, for the equipment of Coal mine methane Concentration Testing, the display screen is eight sections of red numbers of quaternity
Pipe, the buzzer are piezoelectric buzzer, and the alarm lamp is feux rouges high-brightness LED lamp group.
Compared with prior art, the present invention it has the following advantages and advantages：
1st, the present invention can be improved accuracy of detection, be extended calibration cycle, dropped significantly by way of laser detection gas
Low monitoring system is safeguarded and the workload of calibration personnel, achievees the purpose that subtracting people puies forward effect, has larger economic value.
2nd, up to 5 years, catalysis, thermal conductivity, electrochemistry core element made the laser gas detection components service life in the present invention
With just 1 year service life, laser gas detection components service life was long, can save element and change expense again.
3rd, the laser gas detection components in the present invention can use under oxygen-free environment, wide range of measurement, rescue team member row
The gas concentration in the continuous monitoring of environmental of the instrument can be used when methane, process accident, there is preferable use value.
Description of the drawings
Attached drawing described herein is used for providing further understanding the embodiment of the present invention, forms one of the application
Point, do not form the restriction to the embodiment of the present invention.In the accompanying drawings：
Fig. 1 is schematic structural view of the invention.
Label and corresponding parts title in attached drawing：
1- casings, 2- laser gas detection components, 3- alarm lamps, 4- keyboards, 5- display screens, 6- buzzers, 7- printers,
Aviation Connector, 9-USB interfaces, 10- handles.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, with reference to embodiment and attached drawing, to this
Invention is described in further detail, and exemplary embodiment of the invention and its explanation are only used for explaining the present invention, do not make
For limitation of the invention.
Embodiment
As shown in Figure 1, for the equipment of Coal mine methane Concentration Testing, including casing, the casing 1 is rectangular parallelepiped structure,
The casing 1 is stamped to form using 304 stainless steels, the casing 1 include protecgulum and with the matched rear cover of protecgulum, the protecgulum
Cavity body structure is formed with rear cover, rubber seal is set between the protecgulum and rear cover, 1 top of casing sets handle 10,
1 side of casing sets Aviation Connector 8, and the 1 inside setting processor of casing, 1 bottom of casing sets laser gas
Detection components 2, set silica gel sealing ring between the laser detection element and casing 1, the laser gas detection components 2 include
Sequentially connected laser, splitter, incident optical collimator, incident thang-kng slot, sampling gas chamber, outgoing thang-kng slot, emergent light
Fine collimator and array photodetectors, 2 surface of laser gas detection components set alarm lamp 3, and the alarm lamp 3 is red
Light high-brightness LED lamp group, setting keyboard 4, USB interface 9, display screen 5, buzzer 6 and printer 7, the display on the protecgulum
Screen 5 is the red charactrons of eight sections of quaternity, and the buzzer 6 is piezoelectric buzzer, the laser gas detection components 2, key
Disk 4, array photodetectors, Aviation Connector 8, USB interface 9, display screen 5, buzzer 6, alarm lamp 3 and printer 7 respectively with
The processor is electrically connected.
The course of work of the present invention is as follows：The gas concentration for needing to detect is converted to by laser gas detection components 2
To processor, above-mentioned current signal is compared current signal transfer by processor with the threshold value set by keyboard 4, when more than
During threshold value, alarm is sent out by buzzer 6 and alarm lamp 3, gas concentration data are printed by printer 7, pass through USB interface 9
The electronic edition data of gas concentration are obtained, are connect by Aviation Connector 8 with PC ends.It, can be with by way of laser detection gas
Accuracy of detection is improved, extends calibration cycle, monitoring system is substantially reduced and safeguards and the workload of calibration personnel, reach and subtract people and carry
The purpose of effect has larger economic value.
Above-described specific embodiment has carried out the purpose of the present invention, technical solution and advantageous effect further
It is described in detail, it should be understood that the foregoing is merely the specific embodiment of the present invention, is not intended to limit the present invention
Protection domain, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should all include
Within protection scope of the present invention.
Claims (8)
1. for Coal mine methane Concentration Testing equipment, which is characterized in that including casing (1), the casing (1) including protecgulum with
And cavity body structure is formed with the matched rear cover of protecgulum, the protecgulum and rear cover, and processor is set inside the casing (1), it is described
Casing (1) bottom setting laser gas detection components (2), laser gas detection components (2) the surface setting alarm lamp (3),
Setting keyboard (4), display screen (5), buzzer (6) and printer (7) on the protecgulum, the laser gas detection components (2),
Keyboard (4), display screen (5), buzzer (6), alarm lamp (3) and printer (7) are electrically connected respectively with the processor.
2. the equipment according to claim 1 for Coal mine methane Concentration Testing, which is characterized in that the laser gas inspection
It surveys component (2) and includes sequentially connected laser, splitter, incident optical collimator, incident thang-kng slot, sampling gas chamber, outgoing
Thang-kng slot, the output optical fiber collimator and array photodetectors, array photodetectors are connected to the processor.
3. the equipment according to claim 1 for Coal mine methane Concentration Testing, which is characterized in that casing (1) side
Face setting Aviation Connector (8), Aviation Connector (8) are connected to the processor.
4. the equipment according to claim 1 for Coal mine methane Concentration Testing, which is characterized in that set on the protecgulum
USB interface (9), USB interface (9) are connected to the processor.
5. the equipment according to claim 1 for Coal mine methane Concentration Testing, which is characterized in that casing (1) top
Portion's setting handle (10).
6. the equipment according to claim 1 for Coal mine methane Concentration Testing, which is characterized in that the casing (1) is
Rectangular parallelepiped structure, the casing (1) are stamped to form using 304 stainless steels.
7. the equipment according to claim 1 for Coal mine methane Concentration Testing, which is characterized in that the protecgulum and rear cover
Between rubber seal is set, between the laser detection element and casing (1) set silica gel sealing ring.
8. the equipment according to claim 1 for Coal mine methane Concentration Testing, which is characterized in that the display screen (5)
For eight sections of red charactrons of quaternity, the buzzer (6) is piezoelectric buzzer, and the alarm lamp (3) highlights LED for feux rouges
Lamp group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810021345.3A CN108169128A (en) | 2018-01-10 | 2018-01-10 | For the equipment of Coal mine methane Concentration Testing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810021345.3A CN108169128A (en) | 2018-01-10 | 2018-01-10 | For the equipment of Coal mine methane Concentration Testing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108169128A true CN108169128A (en) | 2018-06-15 |
Family
ID=62518136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810021345.3A Withdrawn CN108169128A (en) | 2018-01-10 | 2018-01-10 | For the equipment of Coal mine methane Concentration Testing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108169128A (en) |
Cited By (2)
| 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 |
| CN109085289A (en) * | 2018-07-05 | 2018-12-25 | 王舒怡 | A kind of fixed wind energy gas detector of mine |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203630111U (en) * | 2013-11-21 | 2014-06-04 | 淮南市松江电子有限责任公司 | Methane sensor |
| CN203929630U (en) * | 2014-05-11 | 2014-11-05 | 中国石油大学(华东) | TDLAS concentration of methane gas detection system |
| CN206862864U (en) * | 2017-06-05 | 2018-01-09 | 辽宁中盾矿山工程技术股份有限公司 | A kind of methane detection alarming instrument |
| CN206862875U (en) * | 2017-06-05 | 2018-01-09 | 辽宁中盾矿山工程技术股份有限公司 | Laser methane sensor |
-
2018
- 2018-01-10 CN CN201810021345.3A patent/CN108169128A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203630111U (en) * | 2013-11-21 | 2014-06-04 | 淮南市松江电子有限责任公司 | Methane sensor |
| CN203929630U (en) * | 2014-05-11 | 2014-11-05 | 中国石油大学(华东) | TDLAS concentration of methane gas detection system |
| CN206862864U (en) * | 2017-06-05 | 2018-01-09 | 辽宁中盾矿山工程技术股份有限公司 | A kind of methane detection alarming instrument |
| CN206862875U (en) * | 2017-06-05 | 2018-01-09 | 辽宁中盾矿山工程技术股份有限公司 | Laser methane sensor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109085289A (en) * | 2018-07-05 | 2018-12-25 | 王舒怡 | A kind of fixed wind energy gas detector of mine |
| 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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Legal Events
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180615 |