CN204142623U - A kind of mining gas sensor device - Google Patents
A kind of mining gas sensor device Download PDFInfo
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- CN204142623U CN204142623U CN201420623726.6U CN201420623726U CN204142623U CN 204142623 U CN204142623 U CN 204142623U CN 201420623726 U CN201420623726 U CN 201420623726U CN 204142623 U CN204142623 U CN 204142623U
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Abstract
The utility model belongs to mine environmental monitoring technical field, especially a kind of mine infrared gaseous carbon sensor device, a kind of mining gas sensor device, comprise rectangular housing, described housing internal fixtion has mainboard, the lower end of described housing is provided with the probe be connected by chamber of popping one's head in mainboard, and described probe outer setting has probe cover to be connected with rectangular housing; Described housing upper surface is provided with visual windows, and housing seal is carried out by upper cover in upper end, and housing upper end is also provided with handle; Described mainboard is provided with control single chip computer, and described single-chip microcomputer is connected to infrared remote control module, output signal module, digital display module, memory module, sound and light alarm module, data acquisition module; This instrument have measure accurately, reaction velocity is fast, scalar period is long, be not subject to that other gases affect, measurement range are wide, low in energy consumption, long service life, stable performance, reliability high.
Description
Technical field
The utility model belongs to mine environmental monitoring technical field, and especially a kind of mine infrared gas sensor device, this device is mainly applicable in the environment such as underground coal mine getting working face, return aircourse, dynamo-electric chamber.
Background technology
China is big coal country, output of coal leaps to front three of the world, because most of coal is all stored in underground, so must exploit with the form of mine, and underground work for coal worker personal safety be breakneck, all can there is a lot of coal mining accident in China, and all can pay the cost of blood every year each time, in these coal mining accidents, more common is exactly that gas explosion and gas concentration lwevel are too high.In prior art, detect the sensor of all stand-by together Catalysis Principles of these toxic gases, its scalar period is short, easily cause the phenomenons such as poisoning.
Summary of the invention
A kind of mining gas sensor device, comprise rectangular housing, described housing internal fixtion has mainboard, and the lower end of described housing is provided with the probe be connected by chamber of popping one's head in mainboard, and described probe outer setting has probe cover to be connected with rectangular housing; Described housing upper surface is provided with visual windows, and housing seal is carried out by upper cover in upper end, and housing upper end is also provided with handle.
Described mainboard is provided with control single chip computer, and described single-chip microcomputer is connected to infrared remote control module, output signal module, digital display module, memory module, sound and light alarm module, data acquisition module.
Described sound and light alarm module comprises hummer and alarm lamp.
Described infrared remote control module comprises infrared remote controller, wherein infrared remote controller comprises TC9149 infrared remote control chip and amplifying circuit, wherein said chip is 16 pin dip, the series connection grounding circuit that amplifying circuit is then made up of electric amplifier, resistance, rectifier, electric capacity; Described chip 1 pin ground connection, 2 pin are in series with a resistor connects with amplifying circuit again; Described chip 3 pin ~ 6 pin is connected respectively at telepilot No. 3 sockets being numbered CZ3, CZ5, CZ4, CZ2; Described chip 9 ~ 11 pin is connected respectively at No. 1 socket of the telepilot being numbered CZ5, CZ4, CZ3, CZ2; Described chip 13 pin and capacitances in series are in parallel with the telepilot being numbered CZ1 again forms a loop; Described chip 14 pin and capacitances in series ground connection again; Described chip the 15th pin and capacitances in series be the last ground connection in formation loop in parallel with a resistor again; Described chip the 16th pin is connected with external 5V power supply.
Described output signal circuit, comprises MAX232 level transferring chip, switch, amplifying circuit, its chips 1 pin and 3 pin, 4 pin and 5 pin respectively with Capacitance parallel connection, 2 pin and Capacitance parallel connection, chip 14 pin is connected with amplifying circuit, 15 pin ground connection, and 16 pin are connected with external power supply; Wherein said amplifying circuit comprises the first amplifying circuit, the second amplifying circuit, the wherein parallel circuit that is made up of the first amplifier, resistance, diode of the first amplifying circuit, second amplifying circuit is by the second amplifier, Capacitance parallel connection amplifying circuit in series with a resistor again, the wherein branch road of the first amplifying circuit and bi-directional voltage stabilizing pipe earth, the second amplifying circuit is in series with a resistor to be connected with external power supply.
Described data acquisition module comprises voltage stabilizing rectification circuit, optical coupling isolation circuit, socket, and wherein voltage stabilizing rectification circuit comprises three terminal regulator, resistance and metal-oxide-semiconductor, and optical coupling isolation circuit comprises the first optocoupler, the second optocoupler, electric capacity, resistance; 2 end ground connection of wherein said three terminal regulator, 1 end is in series with a resistor, three ends are extremely connected with metal-oxide-semiconductor S with after two resistant series again, metal-oxide-semiconductor D is extremely in series with a resistor to be connected with the first optocoupler 2 pin again, D pole and two resistant series are connected with the second optocoupler 2 pin again, and wherein branch road is connected with socket the 2nd socket and is extremely connected with R; 3 pin of the second described optocoupler are connected with 3 payment to a porter roads of the first optocoupler; 2 pin branch roads of the first described optocoupler are connected with the parallel circuit of electric capacity and resistance and a resistance of connecting, the branch road of wherein 2 pin of the first optocoupler are connected with W pole and are connected with the 2nd socket of socket; 6 pin of the second described optocoupler are connected with the 1st socket of socket, wherein branch road are connected with two electric capacity C26, the C27s in parallel with resistance R21; 7 pin of the first described optocoupler and Capacitance parallel connection ground connection, wherein branch road is connected with external 5V power supply, the second described optocoupler 7 pin and Capacitance parallel connection, wherein branch road is connected with 5V external power supply.
Beneficial effect: the utility model adopts embedded microcontroller technology, gas detecting theory uses the NDIR (Non-Dispersive Infrared) line detection technique being different from conventional catalyst principle completely, overcome Catalysis Principles transducer calibration cycle short, the easy phenomenon such as poisoning, and the built-in accurate temperature-compensation circuit of infrared carbon dioxide detecting sensor for measuring concentration makes accuracy of detection can not drift about because of temperature variation.This instrument have measure accurately, reaction velocity is fast, scalar period is long, be not subject to that other gases affect, measurement range are wide, low in energy consumption, long service life, stable performance, reliability high.
Accompanying drawing explanation
Fig. 1 is the utility model section of structure
Fig. 2 is the utility model structure front elevation
Fig. 3 is the utility model theory diagram
Fig. 4 is the utility model infra-red remote control treatment circuit
Fig. 5 is the utility model data acquisition circuit
Fig. 6 is the utility model output signal circuit
Wherein: 1, housing 2, mainboard 3, probe 4, probe cover 5, probe chamber 6, display frequency 7, hummer 8, upper cover 9, handle 10, plug.
Specific embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
A kind of mining gas sensor device, comprise rectangular housing 1, described housing 1 internal fixtion has mainboard 2, and the lower end of described housing 1 is provided with the probe 3 be connected by chamber 5 of popping one's head in mainboard 2, and described probe 3 outer setting has probe cover 4 to be connected with rectangular housing; Described housing upper surface is provided with display screen 6, and upper end is carried out housing 1 by upper cover 8 and sealed, and housing 1 upper end is also provided with handle 9.
Described mainboard is provided with control single chip computer, and described single-chip microcomputer is connected to infrared remote control module, output signal module, digital display module, memory module, sound and light alarm module, data acquisition module.
Described sound and light alarm module comprises hummer and alarm lamp.
Described infrared remote control module comprises infrared remote controller, wherein infrared remote controller comprises TC9149 infrared remote control chip and amplifying circuit, wherein said chip is 16 pin dip, the series connection grounding circuit that amplifying circuit is then made up of electric amplifier, resistance, rectifier, electric capacity; Described chip 1 pin ground connection, 2 pin are in series with a resistor connects with amplifying circuit again; Described chip 3 pin ~ 6 pin is connected respectively at telepilot No. 3 sockets being numbered CZ3, CZ5, CZ4, CZ2; Described chip 9 ~ 11 pin is connected respectively at No. 1 socket of the telepilot being numbered CZ5, CZ4, CZ3, CZ2; Described chip 13 pin and capacitances in series are in parallel with the telepilot being numbered CZ1 again forms a loop; Described chip 14 pin and capacitances in series ground connection again; Described chip the 15th pin and capacitances in series be the last ground connection in formation loop in parallel with a resistor again; Described chip the 16th pin is connected with external 5V power supply.
Described output signal circuit, comprises MAX232 level transferring chip, switch, amplifying circuit, its chips 1 pin and 3 pin, 4 pin and 5 pin respectively with Capacitance parallel connection, 2 pin and Capacitance parallel connection, chip 14 pin is connected with amplifying circuit, 15 pin ground connection, and 16 pin are connected with external power supply; Wherein said amplifying circuit comprises the first amplifying circuit, the second amplifying circuit, the wherein parallel circuit that is made up of the first amplifier, resistance, diode of the first amplifying circuit, second amplifying circuit is by the second amplifier, Capacitance parallel connection amplifying circuit in series with a resistor again, the wherein branch road of the first amplifying circuit and bi-directional voltage stabilizing pipe earth, the second amplifying circuit is in series with a resistor to be connected with external power supply.
Described data acquisition module comprises voltage stabilizing rectification circuit, optical coupling isolation circuit, socket, and wherein voltage stabilizing rectification circuit comprises three terminal regulator, resistance and metal-oxide-semiconductor, and optical coupling isolation circuit comprises the first optocoupler, the second optocoupler, electric capacity, resistance; 2 end ground connection of wherein said three terminal regulator, 1 end is in series with a resistor, three ends are extremely connected with metal-oxide-semiconductor S with after two resistant series again, metal-oxide-semiconductor D is extremely in series with a resistor to be connected with the first optocoupler 2 pin again, D pole and two resistant series are connected with the second optocoupler 2 pin again, and wherein branch road is connected with socket the 2nd socket and is extremely connected with R; 3 pin of the second described optocoupler are connected with 3 payment to a porter roads of the first optocoupler; 2 pin branch roads of the first described optocoupler are connected with the parallel circuit of electric capacity and resistance and a resistance of connecting, the branch road of wherein 2 pin of the first optocoupler are connected with W pole and are connected with the 2nd socket of socket; 6 pin of the second described optocoupler are connected with the 1st socket of socket, wherein branch road are connected with two electric capacity C26, the C27s in parallel with resistance R21; 7 pin of the first described optocoupler and Capacitance parallel connection ground connection, wherein branch road is connected with external 5V power supply, the second described optocoupler 7 pin and Capacitance parallel connection, wherein branch road is connected with 5V external power supply.
Claims (6)
1. a mining gas sensor device, it is characterized in that, comprise rectangular housing, described housing internal fixtion has mainboard, the lower end of described housing is provided with the probe be connected by chamber of popping one's head in mainboard, and described probe outer setting has probe cover to be connected with rectangular housing; Described housing upper surface is provided with visual windows, and housing seal is carried out by upper cover in upper end, and housing upper end is also provided with handle.
2. the mining gas sensor device of one according to claim 1, it is characterized in that, described mainboard is provided with control single chip computer, and described single-chip microcomputer is connected to infrared remote control module, output signal module, digital display module, memory module, sound and light alarm module, data acquisition module.
3. the mining gas sensor device of one according to claim 2, is characterized in that, described sound and light alarm module comprises hummer and alarm lamp.
4. the mining gas sensor device of one according to claim 2, it is characterized in that, described infrared remote control module comprises infrared remote controller, wherein infrared remote controller comprises TC9149 infrared remote control chip and amplifying circuit, wherein said chip is 16 pin dip, the series connection grounding circuit that amplifying circuit is then made up of electric amplifier, resistance, rectifier, electric capacity; Described chip 1 pin ground connection, 2 pin are in series with a resistor connects with amplifying circuit again; Described chip 3 pin ~ 6 pin is connected respectively at telepilot No. 3 sockets being numbered CZ3, CZ5, CZ4, CZ2; Described chip 9 ~ 11 pin is connected respectively at No. 1 socket of the telepilot being numbered CZ5, CZ4, CZ3, CZ2; Described chip 13 pin and capacitances in series are in parallel with the telepilot being numbered CZ1 again forms a loop; Described chip 14 pin and capacitances in series ground connection again; Described chip the 15th pin and capacitances in series be the last ground connection in formation loop in parallel with a resistor again; Described chip the 16th pin is connected with external 5V power supply.
5. the mining gas sensor device of one according to claim 2, it is characterized in that, described output signal circuit, comprise MAX232 level transferring chip, switch, amplifying circuit, its chips 1 pin and 3 pin, 4 pin and 5 pin respectively with Capacitance parallel connection, 2 pin and Capacitance parallel connection, chip 14 pin is connected with amplifying circuit, 15 pin ground connection, 16 pin are connected with external power supply; Wherein said amplifying circuit comprises the first amplifying circuit, the second amplifying circuit, the wherein parallel circuit that is made up of the first amplifier, resistance, diode of the first amplifying circuit, second amplifying circuit is by the second amplifier, Capacitance parallel connection amplifying circuit in series with a resistor again, the wherein branch road of the first amplifying circuit and bi-directional voltage stabilizing pipe earth, the second amplifying circuit is in series with a resistor to be connected with external power supply.
6. the mining gas sensor device of one according to claim 2, it is characterized in that, described data acquisition module comprises voltage stabilizing rectification circuit, optical coupling isolation circuit, socket, wherein voltage stabilizing rectification circuit comprises three terminal regulator, resistance and metal-oxide-semiconductor, and optical coupling isolation circuit comprises the first optocoupler, the second optocoupler, electric capacity, resistance; 2 end ground connection of wherein said three terminal regulator, 1 end is in series with a resistor, three ends are extremely connected with metal-oxide-semiconductor S with after two resistant series again, metal-oxide-semiconductor D is extremely in series with a resistor to be connected with the first optocoupler 2 pin again, D pole and two resistant series are connected with the second optocoupler 2 pin again, and wherein branch road is connected with socket the 2nd socket and is extremely connected with R; 3 pin of the second described optocoupler are connected with 3 payment to a porter roads of the first optocoupler; 2 pin branch roads of the first described optocoupler are connected with the parallel circuit of electric capacity and resistance and a resistance of connecting, the branch road of wherein 2 pin of the first optocoupler are connected with W pole and are connected with the 2nd socket of socket; 6 pin of the second described optocoupler are connected with the 1st socket of socket, wherein branch road are connected with two electric capacity C26, the C27s in parallel with resistance R21; 7 pin of the first described optocoupler and Capacitance parallel connection ground connection, wherein branch road is connected with external 5V power supply, the second described optocoupler 7 pin and Capacitance parallel connection, wherein branch road is connected with 5V external power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420623726.6U CN204142623U (en) | 2014-10-27 | 2014-10-27 | A kind of mining gas sensor device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420623726.6U CN204142623U (en) | 2014-10-27 | 2014-10-27 | A kind of mining gas sensor device |
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| CN204142623U true CN204142623U (en) | 2015-02-04 |
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| CN201420623726.6U Active CN204142623U (en) | 2014-10-27 | 2014-10-27 | A kind of mining gas sensor device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108267545A (en) * | 2017-12-29 | 2018-07-10 | 重庆安策科技有限公司 | Carbon monoxide wireless sensor |
| CN109158732A (en) * | 2018-09-13 | 2019-01-08 | 安徽康佳同创电器有限公司 | A kind of smell sensor welder and welding method |
-
2014
- 2014-10-27 CN CN201420623726.6U patent/CN204142623U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108267545A (en) * | 2017-12-29 | 2018-07-10 | 重庆安策科技有限公司 | Carbon monoxide wireless sensor |
| CN109158732A (en) * | 2018-09-13 | 2019-01-08 | 安徽康佳同创电器有限公司 | A kind of smell sensor welder and welding method |
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