CN203275284U - Pipeline infrared methane sensor device - Google Patents
Pipeline infrared methane sensor device Download PDFInfo
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- CN203275284U CN203275284U CN 201320332093 CN201320332093U CN203275284U CN 203275284 U CN203275284 U CN 203275284U CN 201320332093 CN201320332093 CN 201320332093 CN 201320332093 U CN201320332093 U CN 201320332093U CN 203275284 U CN203275284 U CN 203275284U
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- methane sensor
- infrared
- sensor device
- infrared methane
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Abstract
The utility model relates to a pipeline infrared methane sensor device. The pipeline infrared methane sensor device comprises a shell and a circuit part, wherein the shell is internally and fixedly provided with a PCB (Printed Circuit Board); the PCB is provided with a single chip microcomputer; the single chip microcomputer is connected with a digital tube display, a sound and light alarm module, a frequency output module, a 485 interface, an infrared remote control circuit, an infrared methane sensor and a power supply module respectively; the sound and light alarm module comprises a buzzer and an alarm lamp; the power supply module is fixed in the shell for supplying power to the whole device. The device can continuously detect gas density, and has the functions of detection and display of instant gas density, over-limit alarm and outputting of power failure control signals, infrared remote control timing, digital communication and the like.
Description
Technical field
The utility model belongs to the mine environmental monitoring technical field, especially a kind of pipeline infrared methane sensor device, and this device mainly is applicable to getting working face under coal mine, return aircourse, dynamo-electric chamber etc. to be had in the gas explosion gaseous environment.
Background technology
China is big coal country, output of coal leaps to world front three, because most of coal all is stored in the underground, so must exploit with the form of mine, and underground work is breakneck for coal workman's personal safety, a lot of coal mining accidents all can occur every year in China, and all can pay each time the cost of blood, in these coal mining accidents, more common is exactly gas explosion, owing to often can gathering inflammable and explosive methane gas under mine, As time goes on, when the concentration of these methane gas of assembling gradually reaches the highest upper explosion limit, if there is this moment Mars to produce in well, will explode, cause tragedy.Therefore for fear of the generation of this tragedy, one is to make underground equipment not produce Mars as far as possible, the more important thing is in addition and need to monitor at any time the underground ventilating situation, detects the underground ventilating situation and be the basic demand of coal mine operation.
In prior art, under coal mine, getting working face, return aircourse, dynamo-electric chamber etc. have the detecting instrument in the gas explosion gaseous environment to adopt the Catalysis Principles transducer calibration, and its cycle is short, easily cause the phenomenons such as poisoning.
Summary of the invention
The purpose of this utility model is to overcome the shortcoming of above-mentioned prior art, a kind of pipeline infrared methane sensor device is provided, this device can carry out METHOD FOR CONTINUOUS DETERMINATION to gas density, has the functions such as mensuration, demonstration gas instantaneous concentration, overload alarm and output outage control signal, infrared remote control adjustment, digital communication.
The purpose of this utility model solves by the following technical programs:
This kind pipeline infrared methane sensor device, comprise housing and circuit part, it is characterized in that: be fixed with pcb board in described housing, be provided with single-chip microcomputer on described pcb board, described single-chip microcomputer is connected with respectively charactron display, sound and light alarm module, frequency output module, 485 interfaces, infrared remote controller, infrared methane sensor and power module, and described sound and light alarm module comprises hummer and alarm lamp; Described power module is fixed on and is whole device power supply in housing.
Above-mentioned single-chip microcomputer, frequency output module and infrared remote controller all are located on the interior pcb board of housing, the top panel of described housing is provided with display window, the housing front portion also arranges hummer below display window, the upper end of housing arranges alarm lamp, and described charactron display is located in display window; The upper end of described housing is provided with handle; The lower end of described housing is connected with infrared methane sensor by electric wire and aviation plug, and the test side of described infrared methane sensor is provided with the demarcation ventilation nozzle.
Be provided with nameplate on the bonnet of above-mentioned housing.
The lower end of above-mentioned housing also is reserved with an aviation plug.
Above-mentioned infrared remote controller is connected with remote controller for mining by wireless mode.
The utlity model has following beneficial effect:
The utility model adopts the embedded microcontroller technology, what use on methane gas detection principle is the NDIR (Non-Dispersive Infrared) line detection technique that is different from the conventional catalyst principle fully, overcome short, the easy phenomenon such as poisoning of Catalysis Principles transducer calibration cycle, and the built-in accurate temperature-compensation circuit of infrared methane detecting sensor that is used for measuring methane concentration makes accuracy of detection can not drift about because of temperature variation.This instrument have measure accurately, reaction velocity is fast, the demarcation cycle is long, be not subjected to other gases affect, measurement range is wide, low in energy consumption, long service life, stable performance, reliability high.
Description of drawings
Fig. 1 is that circuit of the present utility model connects block diagram;
Fig. 2 is contour structures schematic diagram of the present utility model, (a) is front elevation, is (b) side view.
Wherein: 1. handle; 2. housing; 3. display window; 4. infrared methane sensor; 5. demarcation ventilation nozzle; 6. alarm lamp; 7. pcb board; 8. hummer; 9. bonnet; 10. aviation plug.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Referring to Fig. 1, pipeline infrared methane sensor device of the present utility model, comprise housing 2 and circuit part, housing 2 is generally rectangular box, be fixed with pcb board 7 in housing 2, be provided with single-chip microcomputer on pcb board 7, single-chip microcomputer is connected with respectively charactron display, sound and light alarm module, frequency output module, 485 interfaces, infrared remote controller, infrared methane sensor 4 and power module, and the sound and light alarm module comprises hummer 8 and alarm lamp 6; Power module is fixed on and is whole device power supply in housing 2.Described infrared remote controller is connected with remote controller for mining by wireless mode.
As Fig. 2 (a) with (b), above single-chip microcomputer, frequency output module and infrared remote controller all are located on the interior pcb board 7 of housing 2, the top panel of housing 2 is provided with display window 3, housing 2 front portions also arrange hummer 8 in display window 3 belows, the upper end of housing 2 arranges alarm lamp 6, and the charactron display is located in display window 3; The upper end of housing 2 is provided with handle 1; The lower end of housing 2 is connected with infrared methane sensor 4 by electric wire and aviation plug 10, and the test side of infrared methane sensor 4 is provided with demarcates ventilation nozzle 5.Be provided with nameplate on the bonnet 9 of described housing 2.And also be reserved with an aviation plug 10 in the lower end of housing 2.
The course of work of the present utility model is as follows:
When device of the present utility model is placed in the environment that has methane gas, methane gas is by the ventilation nozzle contact infrared methane detecting sensor of tool housing, the infrared methane detecting sensor is processed into digital signal to the gas concentration that detects, process through microprocessor (single-chip microcomputer) data, demonstrate methane content by charactron, and export the frequency signal of 200～1000 hertz for miscellaneous equipment, complete data upload by the RS-485 circuit simultaneously.The warning circuit of instrument is comprised of hummer, light emitting diode and driving circuit, and when methane concentration surpassed the alarm set point of setting, instrument can send the sound and light alarm signal.Infrared remote controller can be set alarm set point, outage point, telegram in reply point, instrument address, communication speed etc. at the scene.
Claims (5)
1. pipeline infrared methane sensor device, comprise housing (2) and circuit part, it is characterized in that: be fixed with pcb board (7) in described housing (2), described pcb board is provided with single-chip microcomputer on (7), described single-chip microcomputer is connected with respectively charactron display, sound and light alarm module, frequency output module, 485 interfaces, infrared remote controller, infrared methane sensor (4) and power module, and described sound and light alarm module comprises hummer (8) and alarm lamp (6); Described power module is fixed on and is whole device power supply in housing (2).
2. pipeline infrared methane sensor device according to claim 1, it is characterized in that: described single-chip microcomputer, frequency output module and infrared remote controller all are located on the interior pcb board of housing (2), the top panel of described housing (2) is provided with display window (3), the anterior hummer (8) that also arranges below display window (3) of housing (2), the upper end of housing (2) arranges alarm lamp (6), and described charactron display is located in display window (3); The upper end of described housing (2) is provided with handle (1); The lower end of described housing (2) is connected with infrared methane sensor (4) by electric wire and aviation plug (10), and the test side of described infrared methane sensor (4) is provided with demarcates ventilation nozzle (5).
3. pipeline infrared methane sensor device according to claim 1, is characterized in that: be provided with nameplate on the bonnet (9) of described housing (2).
4. pipeline infrared methane sensor device according to claim 1, it is characterized in that: the lower end of described housing (2) also is reserved with an aviation plug (10).
5. pipeline infrared methane sensor device according to claim 1, it is characterized in that: it is characterized in that: described infrared remote controller is connected with remote controller for mining by wireless mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320332093 CN203275284U (en) | 2013-06-09 | 2013-06-09 | Pipeline infrared methane sensor device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320332093 CN203275284U (en) | 2013-06-09 | 2013-06-09 | Pipeline infrared methane sensor device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203275284U true CN203275284U (en) | 2013-11-06 |
Family
ID=49505664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320332093 Expired - Fee Related CN203275284U (en) | 2013-06-09 | 2013-06-09 | Pipeline infrared methane sensor device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203275284U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105137028A (en) * | 2015-10-09 | 2015-12-09 | 扬中市南方矿用电器有限公司 | CJC4A methane measuring device |
| CN108678803A (en) * | 2018-06-27 | 2018-10-19 | 王欣 | The mine automatic lighting pipeline of gas-removing in a kind of coal mine |
| CN108918453A (en) * | 2018-08-06 | 2018-11-30 | 扬中市南方矿用电器有限公司 | A kind of pipeline infrared methane sensor and its application method |
| CN109425585A (en) * | 2017-08-31 | 2019-03-05 | 天源华威集团有限公司 | A kind of infrared carbon dioxide sensor |
| CN113109511A (en) * | 2021-03-29 | 2021-07-13 | 天地（常州）自动化股份有限公司 | Methane sensor with self-comparison function and measurement value redundancy processing method thereof |
-
2013
- 2013-06-09 CN CN 201320332093 patent/CN203275284U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105137028A (en) * | 2015-10-09 | 2015-12-09 | 扬中市南方矿用电器有限公司 | CJC4A methane measuring device |
| CN109425585A (en) * | 2017-08-31 | 2019-03-05 | 天源华威集团有限公司 | A kind of infrared carbon dioxide sensor |
| CN108678803A (en) * | 2018-06-27 | 2018-10-19 | 王欣 | The mine automatic lighting pipeline of gas-removing in a kind of coal mine |
| CN108918453A (en) * | 2018-08-06 | 2018-11-30 | 扬中市南方矿用电器有限公司 | A kind of pipeline infrared methane sensor and its application method |
| CN113109511A (en) * | 2021-03-29 | 2021-07-13 | 天地（常州）自动化股份有限公司 | Methane sensor with self-comparison function and measurement value redundancy processing method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131106 Termination date: 20160609 |
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| CF01 | Termination of patent right due to non-payment of annual fee |