CN204269542U - Suspension type infrared methane analyzer - Google Patents
Suspension type infrared methane analyzer Download PDFInfo
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- CN204269542U CN204269542U CN201420777067.1U CN201420777067U CN204269542U CN 204269542 U CN204269542 U CN 204269542U CN 201420777067 U CN201420777067 U CN 201420777067U CN 204269542 U CN204269542 U CN 204269542U
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Abstract
The utility model relates to a kind of suspension type infrared methane analyzer, comprise housing, LCDs, alarm lamp, power light, infrared receiver window, charge port, loudspeaker, switch, wiring board, handle, infrared methane probe, Temperature Humidity Sensor, information transmission mouth, power supply, standby power supply, power supply is connected with charge port; Wiring board is provided with CPU, and CPU is connected with charging control circuit, storer, remote-control receiving circuit, rate-adaptive pacemaker and switching value output circuit, sound light alarming circuit, condition indication circuit, power-switching circuit, clock circuit, Temperature and Humidity circuit, CH_4 detection circuit and display screen; Sound light alarming circuit is connected with loudspeaker and alarm lamp; Rate-adaptive pacemaker is connected with switch and information transmission mouth with switching value output circuit; Condition indication circuit is connected with power light; Charging control circuit is connected with charge port, power supply and power-switching circuit, and power-switching circuit also connects biography methane probe and Temperature Humidity Sensor.
Description
Technical field
The utility model relates to mine safety field, is specifically related to a kind of suspension type infrared methane analyzer.
Background technology
, there is a large amount of methane in work under bad environment under mine, not only affects the healthy of workman, and easily impact working equipment, and can cause security incident, thus effectively detects methane and temperature and controlled them, being very important.The principle of work of tradition methane detector utilizes black and white catalysis element to carry out eudiometry, cannot long-term work under the environment of high temperature, high humidity, high dust under mine, by the impact of wind speed and pressure, environmental suitability is poor, and easily poisoning have the defects such as measurement range is narrow, zero point drift is large.
Utility model content
In order to solve the problem, the utility model proposes a kind of suspension type infrared methane analyzer, this analyzer utilizes infrared methane to pop one's head in as gas sensor, it has extremely strong environmental suitability, not by wind speed and pressure influence, the advantage such as accuracy of detection is high, zero point drift is little, the calibration interval are long and sensing range is wide, overcome the phenomenon that catalysis element is easily poisoning, operation life is long.
The utility model is achieved through the following technical solutions: a kind of suspension type infrared methane analyzer, comprise housing, be located at the LCDs in housing front, alarm lamp, power light and infrared receiver window, be located at the charge port of housing side, loudspeaker and switch, and be located at the wiring board in housing; The upside of described housing is also provided with handle, and the bottom side of housing is provided with infrared methane probe and Temperature Humidity Sensor; The opposite side of described housing is provided with the information transmission mouth that can be connected with external unit signal; This analyzer is provided with 10 ampere-hour lithium ion power supplies and 10 ampere-hour lithium ion standby power supplies, and described power supply is connected with charge port; Described wiring board is provided with CPU, and the charging control circuit, storer, remote-control receiving circuit, rate-adaptive pacemaker and the switching value output circuit that are connected with CPU respectively, sound light alarming circuit, condition indication circuit, power-switching circuit, clock circuit, Temperature and Humidity circuit and CH_4 detection circuit; Described sound light alarming circuit is connected with loudspeaker and alarm lamp respectively; Described rate-adaptive pacemaker and switching value output circuit are connected with switch and information transmission mouth respectively; Described condition indication circuit is connected with power light; Described charging control circuit is connected with charge port, power supply and power-switching circuit, and power-switching circuit also connects biography infrared methane probe and Temperature Humidity Sensor; Described Temperature and Humidity circuit is made up of the Temperature Humidity Sensor be linked in sequence, filtering and amplifying circuit and A/D change-over circuit; Described CH_4 detection circuit is made up of infrared methane probe, filtering and amplifying circuit and A/D change-over circuit; Described CPU is also connected with LCDs.
The material of described housing is stainless steel.
Described information transmission mouth comprises methane and exports transmission mouth; Humiture exports transmission mouth and RS485 exports transmission mouth.
This analyzer is equipped with the Infrared remote controller that can be connected with infrared receiver window signal.
Described Temperature Humidity Sensor is semiconductor element.
The beneficial effects of the utility model are: a kind of suspension type infrared methane analyzer, this analyzer utilizes infrared methane to pop one's head in as gas sensor, it has extremely strong environmental suitability, not by wind speed and pressure influence, the advantage such as accuracy of detection is high, zero point drift is little, the calibration interval are long and sensing range is wide, overcome the phenomenon that catalysis element is easily poisoning, operation life is long.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Accompanying drawing 1 is a kind of structural representation of suspension type infrared methane analyzer.
Accompanying drawing 2 is a kind of suspension type infrared methane analyzer structural principle schematic diagram.
In figure, 1. housing, 2. handle, 3. LCDs, 4. alarm lamp, 5. power light, 6. infrared receiver window, 7. charge port, 8. loudspeaker, 9. switch, 10. wiring board, 11. infrared methane probes, 12. Temperature Humidity Sensors, 13. information transmission mouths.
Embodiment
In the accompanying drawings, a kind of suspension type infrared methane analyzer, comprises housing 1, is located at the LCDs 3 in housing 1 front, alarm lamp 4, power light 5 and infrared receiver window 6, be located at the charge port 7 of housing 1 side, loudspeaker 8 and switch 9, and be located at the wiring board 10 in housing 1; The upside of described housing 1 is also provided with handle 2, and the bottom side of housing 1 is provided with infrared methane probe 11 and Temperature Humidity Sensor 12; The opposite side of described housing 1 is provided with the information transmission mouth 13 that can be connected with external unit signal; This analyzer is provided with 10 ampere-hour lithium ion power supplies and 10 ampere-hour lithium ion standby power supplies, and described power supply is connected with charge port 7; Described wiring board 10 is provided with CPU, and the charging control circuit, storer, remote-control receiving circuit, rate-adaptive pacemaker and the switching value output circuit that are connected with CPU respectively, sound light alarming circuit, condition indication circuit, power-switching circuit, clock circuit, Temperature and Humidity circuit and CH_4 detection circuit; Described sound light alarming circuit is connected with loudspeaker 8 and alarm lamp 4 respectively; Described rate-adaptive pacemaker and switching value output circuit are connected with switch 9 and information transmission mouth 13 respectively; Described condition indication circuit is connected with power light 5; Described charging control circuit is connected with charge port 7, power supply and power-switching circuit, and power-switching circuit also connects biography infrared methane probe 11 and Temperature Humidity Sensor 12; Described Temperature and Humidity circuit is made up of the Temperature Humidity Sensor 12 be linked in sequence, filtering and amplifying circuit and A/D change-over circuit; Described CH_4 detection circuit is made up of infrared methane probe 11, filtering and amplifying circuit and A/D change-over circuit; Described CPU is also connected with LCDs 3.
The material of described housing 1 is stainless steel.
Described information transmission mouth 13 comprises methane and exports transmission mouth; Humiture exports transmission mouth and RS485 exports transmission mouth.
This analyzer is equipped with the Infrared remote controller that can be connected with infrared receiver window 6 signal.
Described Temperature Humidity Sensor 12 is semiconductor element.
Principle of work of the present utility model is: the methane gas in air converts corresponding electric signal to by infrared methane analyzer, and electric signal, through amplification filtering, after CPU process, demonstrates the size of contained methane concentration in corresponding air by digital form; As methane concentration exceed its arrange alarm set point time, warning circuit sends chimes of doom visual alarm, to show that concentration transfinites.
Feature of the present utility model is: except detecting except gas density in real time, can also testing environment temperature, display year, month, day and time and self-contained battery voltage; The methane concentration value in 5000 groups of certain year in such a month, and on such a day some times can be stored, and value host computer can be uploaded print or preserve for a long time; Analyzer adopts 10 ampere-hour lithium ion batteries to do power supply, and overcome the shortcoming that Ni-MH battery charging temperature influence is large, and lithium battery memory effect is little, the serviceable life of battery lengthens greatly; Adopt infrared probe to do gas sensor, compare with carrier catalyst element that it is with the obvious advantage: can work for a long time in the environment of underground coal mine high temperature, high humidity, high dust, and measure by wind speed and pressure influence, there is extremely strong environmental suitability; Overcome black-and-white component scalar period short, the shortcomings such as measurement range is narrow, zero point drift is large, infrared probe have that accuracy of detection is high, zero point drift is little, calibration interval long (can demarcate once for two months) and the wide (0-100%CH of sensing range
4) etc. feature; Overcome the phenomenon that catalysis element is easily poisoning, infrared probe is suitable for and uses with the colliery of high-sulfur ore deposit and other complicated gas contents, and operation life is stablized, more than 5 years general serviceable life.
Claims (5)
1. a suspension type infrared methane analyzer, it is characterized in that, comprise housing, be located at the LCDs in housing front, alarm lamp, power light and infrared receiver window, be located at the charge port of housing side, loudspeaker and switch, and be located at the wiring board in housing; The upside of described housing is also provided with handle, and the bottom side of housing is provided with infrared methane probe and Temperature Humidity Sensor; The opposite side of described housing is provided with the information transmission mouth that can be connected with external unit signal; This analyzer is provided with 10 ampere-hour lithium ion power supplies and 10 ampere-hour lithium ion standby power supplies, and described power supply is connected with charge port; Described wiring board is provided with CPU, and the charging control circuit, storer, remote-control receiving circuit, rate-adaptive pacemaker and the switching value output circuit that are connected with CPU respectively, sound light alarming circuit, condition indication circuit, power-switching circuit, clock circuit, Temperature and Humidity circuit and CH_4 detection circuit; Described sound light alarming circuit is connected with loudspeaker and alarm lamp respectively; Described rate-adaptive pacemaker and switching value output circuit are connected with switch and information transmission mouth respectively; Described condition indication circuit is connected with power light; Described charging control circuit is connected with charge port, power supply and power-switching circuit, and power-switching circuit also connects biography infrared methane probe and Temperature Humidity Sensor; Described Temperature and Humidity circuit is made up of the Temperature Humidity Sensor be linked in sequence, filtering and amplifying circuit and A/D change-over circuit; Described CH_4 detection circuit is made up of infrared methane probe, filtering and amplifying circuit and A/D change-over circuit; Described CPU is also connected with LCDs.
2. a kind of suspension type infrared methane analyzer according to claim 1, is characterized in that, the material of described housing is stainless steel.
3. a kind of suspension type infrared methane analyzer according to claim 1, is characterized in that, described information transmission mouth comprises methane and exports transmission mouth; Humiture exports transmission mouth and RS485 exports transmission mouth.
4. a kind of suspension type infrared methane analyzer according to claim 1, it is characterized in that, this analyzer is equipped with the Infrared remote controller that can be connected with infrared receiver window signal.
5. a kind of suspension type infrared methane analyzer according to claim 1, it is characterized in that, described Temperature Humidity Sensor is semiconductor element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420777067.1U CN204269542U (en) | 2014-12-11 | 2014-12-11 | Suspension type infrared methane analyzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420777067.1U CN204269542U (en) | 2014-12-11 | 2014-12-11 | Suspension type infrared methane analyzer |
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| Publication Number | Publication Date |
|---|---|
| CN204269542U true CN204269542U (en) | 2015-04-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420777067.1U Active CN204269542U (en) | 2014-12-11 | 2014-12-11 | Suspension type infrared methane analyzer |
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| Country | Link |
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| CN (1) | CN204269542U (en) |
Cited By (1)
| 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 |
-
2014
- 2014-12-11 CN CN201420777067.1U patent/CN204269542U/en active Active
Cited By (1)
| 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 |
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