CN201732055U - Multi-component infrared gas analyzing apparatus for coal mine - Google Patents
Multi-component infrared gas analyzing apparatus for coal mine Download PDFInfo
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- CN201732055U CN201732055U CN2009202199014U CN200920219901U CN201732055U CN 201732055 U CN201732055 U CN 201732055U CN 2009202199014 U CN2009202199014 U CN 2009202199014U CN 200920219901 U CN200920219901 U CN 200920219901U CN 201732055 U CN201732055 U CN 201732055U
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Abstract
The utility model relates to a multi-component infrared gas analyzing apparatus for a coal mine, comprising a metal shell, wherein the left side plate of the shell is provided with a gas inlet and a gas outlet; the upper part at the left side in the shell is provided with a sampling component, while the lower part at the left side is provided with an infrared gas analyzing component; and a display operating component, a communication component and a control component are sequentially arranged at the left side from bottom to top in the metal shell. The benefits are as follows; a plurality of components and modules are arranged in the metal shell, the structure is compact and the volume is small, thus facilitating installation; due to the use of an infrared detection technology, the multi-component infrared gas analyzing apparatus achieves large measurement range, high analysis precision, strong capability of resisting disturbance, good repeatability, good stability and long service life, as well as obvious advantages, compared with a chromatograph and detective tube method; and with the all-metal shell, the multi-component infrared gas analyzing apparatus reduces electromagnetic interference, has good intensity, good closure, strong suitability to environment, and capability of being used in damp and more-dust environment.
Description
Technical field
The utility model relates to a kind of device of analyzing gas concentration under the coal mine, particularly a kind of polycomponent infrared gas analysis device.
Background technology
The coal in China reserves are abundant, and all the time, coal all is the topmost primary energy of China.Yet coal mining often is accompanied by excessive risk, and coal mining accident constantly takes place, and has caused serious casualties, economy and politics loss.Reduce the incidence of coal mining accident, except requiring administrative authoritys at different levels to strengthen the supervision and management, can also be by strengthening the coal information construction, multiple Safety of Coal Mine Production digital monitoring monitoring system is installed various safety factors are monitored control comprehensively and effectively, in time send early warning and prevent trouble before it happens, thereby reduce human factor to effect of coal mine production, the probability that attenuating accident greatly takes place is for the safety in production in colliery escorts.
The colliery is the important component part of Safety of Coal Mine Production comprehensive monitoring system with polycomponent infrared gas analysis device.Gas to each place under the coal mine carries out the real-time continuous monitoring analysis, and with all kinds of different analytical approach integrated managements, the variation of analytical gas composition and various disaster indexs, judge the explosivity of mixed gas and the pyrophorisity and the development trend thereof in coal seam, have crucial meaning instructing diaster prevention and control and emergency disaster relief under the coal mine.
The method of widespread use of present domestic coal mining enterprise and gas analysis mainly contains:
(1) gas-monitoring method, utilize methane monitoring system that a few gas is monitored, this method can play the effect of underground safety monitoring, but want mine gas is carried out omnibearing monitoring and analysis, this method is far from being enough, because this method measurement range is little, precision is low, many gas analysis indexs can't be finished, therefore can't predict in advance the spontaneous combustion ignition and the blast of mine, also there is the zone of inapplicable low oxygen content in this method simultaneously, gases such as hydrogen, ethene, acetylene, ethane can't be monitored, and catastrophe can't be used period.
(2) chromatograph method, utilizing the down-hole beam tube to add on the ground mining gas chromatograph analyzes mine gas, this methods analyst gaseous species is many, measurement range is big, the evidence obtaining link is few, but it is long that this method exists analysis time, can not monitor in real time, can not on-line analysis, can not continuous firing, maintenance is very big, data can't be shared, the beam tube use amount is huge, the high deficiency that waits of cost, gas chromatographicanalyzer is as a kind of Laboratory Instruments simultaneously, with needing the professional and technical personnel to operate at the scene and daily servicing, the after sale service workload is huge.
(3) ground infrared spectrum analyser method, utilizing the down-hole beam tube to add on the ground online infrared spectrum analyser mine gas is analyzed, is emerging a kind of gas-monitoring mode now, can online, continuous analysis, analysis speed is than very fast, measurement result is reliable, precision is high, and maintenance is little, and expansion is easy to, equipment does not need advantages such as intrinsic safety, but this method price height can not be monitored in real time, and the beam tube pipeline of down-hole is installed, safeguards all cumbersome.
Therefore, need a kind of like this polycomponent infrared gas analysis device: can realize real-time monitoring, flexible configuration, the analysis precision height, simple to operate, easy to use, maintenance is little, and is safe and reliable, is subjected to such environmental effects less, design small and exquisitely, exquisite, is convenient to installation.
Summary of the invention
In view of this, the purpose of this utility model provides a kind of polycomponent infrared gas analysis device.Realize mine gas spot sampling by sampling component and gas import barrier assembly; Pass through the infrared gas analysis assembly again to CO, CO
2, CH
4, O
2Carry out on-line analysis etc. gas composition; The gas of having analyzed is discharged by gas vent; Can operate and the observation analysis result the utility model by the display operation assembly; Also can data be issued by communication part; Control Component is controlled the operation of these operations.Exhaust tube is short out, and the time of bleeding is short, and electric signal is adopted in communication, can monitor in real time; Flexible configuration can be placed in this device arbitrary place in mine; Measure accurately, adopt infrared analysis, its analysis precision and validity are better than the electric chemical formula and the catalytic sensor of traditional supervisory system greatly; Simple to operate, easy to use, price is not high; Working time and life-span are long, have significantly reduced maintenance; Safe and reliable, eliminated the danger and the electromagnetic interference problem that explode; Strong to environmental suitability, can under the environment moist, that dust is more, use.
The purpose of this utility model is achieved through the following technical solutions:
A kind of colliery polycomponent infrared gas analysis device, comprise metal shell, described shell left plate is provided with gas feed and gas vent, left upper portion is provided with sampling component in the shell, the bottom, left side is provided with the infrared gas analysis assembly, and the right side is provided with display operation assembly, communication part and Control Component from bottom to up successively in the shell.
The beneficial effects of the utility model are: well-designed in the gas analyzing apparatus cabinet, science has been arranged a plurality of assemblies and module, and itself does not generate heat, and does not have electricity, does not have fire, and the danger and the electromagnetic interference problem of blast eliminated in this intrinsic security; Owing to used infrared detection technology, measure accurately, antijamming capability is strong, good reproducibility, long service life, than chromatogram and detector tube method remarkable advantages is arranged, and can play forewarning function effectively, and gaseous species is had very high selectivity; Use integrated sampling component, the efficient height, non-maintaining; Serviceability temperature control circuit and current control circuit can be controlled as required timely, can also control automatically by program, satisfy the demand of using; The serviceability temperature compensating element,, in time the measuring error that causes during the compensate for ambient temperature variation further improves sensitivity and safe reliability; The outside display screen of installing of polycomponent infrared gas analysis device case is controlled by the display control circuit that links with signal processing circuit, real-time parameter can be shown, and is convenient to observation; Alarm lamp in that outside is installed can in time send alerting signal by the control of signal processing circuit, causes staff's attention; Use signal processing circuit and the display control circuit of CPU as core, reaction velocity is fast, shows in time; By gas diffusion hole is set on air chamber, sampling accurately; Main casing is an explosion-resistant enclosure, and full metal jacket reduces electromagnetic interference (EMI), the intensity height, and closure is good, and is strong to environmental suitability, can under the environment moist, that dust is more, use, compact conformation, the life-span is long; With the workstation communication, adopt the communication interface and the agreement of standard; In light weight, volume is little, convenient installation, maintenance.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further described.
Fig. 1 is the utility model structural representation
Annotate:
1 sampling component
2 gas feeds
3 gas vents
4 infrared gas analysis assemblies
5 display operation assemblies
6 communication parts
7 Control Components
Embodiment
As shown in the figure: tested gas enters this device by gas feed 2, the sampling component 1 behind dirt drainage after filtration in the access to plant.Under the effect of Control Component 7, enter infrared gas analysis assembly 4.By the display operation assembly 5 concrete data of display analysis clearly, and can stop to analyze, clean work such as calibration.Simultaneously, communication part 6 can also with the analysis data and the result is sent to the ground monitoring chamber by the RS485 communication or other need department.Residual gas is discharged this device by gas vent 3.
Gas-filtering device and gas flow sensor are installed in the gas access 2, can filter tested gas, and can observe gas flow at any time, understand the gas sampling situation.
Sampling component 1 comprises solenoid valve, controlling of sampling circuit board, carries out controlling of sampling by these two parts.
Infrared gas analysis assembly 4 is made up of optical system and electrical system, is the heart of whole device, finishes the gas analysis function.
Communication part 6 comprises communication chip, communication control circuit, communication line, each interface etc., links to each other with the communication interface of shell, receives and send data.
Shell is a full metal jacket.
All circuit all are essential safe types, all reach the requirement of Safety of Coal Mine Production.Each interface connects closely, and each arrangements of components rationally, firmly is enough to guarantee the long-term daily use of whole device.
The utility model course of work is: take out the air of monitoring point by gas collecting sampled part of the present utility model and a spot of beam tube, enter and carry out real-time analysis in the utility model; The personnel of down-hole can monitor the air of monitoring point in real time by the utility model; The result that the utility model will be analyzed passes to ground by communication line, the surface work personnel can monitor the air of monitoring point simultaneously in real time in the ground monitoring chamber, and pass through analysis and early warning software to the analysis result analysis and early warning in a period of time, distributing data on simultaneously can network on the ground provides information service.A utility model can be monitored eight monitoring points, these eight points can be provided with multichannel or single channel analysis, automatic or manual analysis, calibration, alert levels and limit value or the like flexibly by the utility model or the ground workstation of down-hole, and all control, operation all can be finished on the utility model or on the surface work station.
This utility model is applicable to colliery, petrochemical complex, metallurgy, machining, and fields such as cement also can be used for lab analysis.In different commercial measurement occasions, be extensive use of, from the Industrial Boiler exhausting control, waste incineration control, the measurement of various industrial flow gases such as biochemical gas analysis and oil, cement metallurgy, environmental protection, storage.
Explanation is at last, above embodiment only is used for this practical technical scheme and unrestricted, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or replacement on an equal basis to the technical solution of the utility model, and not breaking away from the aim and the scope of the technical program, it all should be encompassed in the middle of the claim scope of the present utility model.
Claims (1)
1. a colliery is with polycomponent infrared gas analysis device, comprise metal shell, it is characterized in that: described shell left plate is provided with gas feed (2) and gas vent (3), left upper portion is provided with sampling component (1) in the shell, the bottom, left side is provided with infrared gas analysis assembly (4), and the right side is provided with display operation assembly (5), communication part (6) and Control Component (7) from bottom to up successively in the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202199014U CN201732055U (en) | 2009-10-22 | 2009-10-22 | Multi-component infrared gas analyzing apparatus for coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202199014U CN201732055U (en) | 2009-10-22 | 2009-10-22 | Multi-component infrared gas analyzing apparatus for coal mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201732055U true CN201732055U (en) | 2011-02-02 |
Family
ID=43523213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202199014U Expired - Lifetime CN201732055U (en) | 2009-10-22 | 2009-10-22 | Multi-component infrared gas analyzing apparatus for coal mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201732055U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102608028A (en) * | 2012-02-22 | 2012-07-25 | 淄博立伟自动化监控设备有限公司 | Infrared online data processing and controlling device and method of beam tube |
| CN105241966A (en) * | 2014-07-09 | 2016-01-13 | 中国石油化工股份有限公司 | Multi-component gas detection device |
-
2009
- 2009-10-22 CN CN2009202199014U patent/CN201732055U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102608028A (en) * | 2012-02-22 | 2012-07-25 | 淄博立伟自动化监控设备有限公司 | Infrared online data processing and controlling device and method of beam tube |
| CN105241966A (en) * | 2014-07-09 | 2016-01-13 | 中国石油化工股份有限公司 | Multi-component gas detection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Fu Bin Document name: Notification to Pay the Fees |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20190116 Address after: Room 506, Block A, Hongji Shiye Business Hotel, 5 Zhixin East Road, Haidian District, Beijing Co-patentee after: Yangquan Coal Industry (Group) Co., Ltd. Patentee after: Beijing Zhongcai Huayuan High-Tech. Co., Ltd. Address before: 100085 Block 412, No. 1, Shangdi Information Road, Haidian District, Beijing Patentee before: Beijing Zhongcai Huayuan High-Tech. Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110202 |
|
| CX01 | Expiry of patent term |