CN207611026U - A kind of mining methane sensor - Google Patents
A kind of mining methane sensor Download PDFInfo
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- CN207611026U CN207611026U CN201721621919.8U CN201721621919U CN207611026U CN 207611026 U CN207611026 U CN 207611026U CN 201721621919 U CN201721621919 U CN 201721621919U CN 207611026 U CN207611026 U CN 207611026U
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- methane
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- interface
- alarm
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Abstract
The utility model discloses a kind of mining methane sensors, including methane transducer main body, it is provided with microprocessor in the methane transducer main body, the microprocessor connecting pin is provided with LED display, the microprocessor input is provided with A/D converter, the A/D converter input terminal is provided with heat catalytic element, the microprocessor connecting pin is provided with interface, the interface connection end is provided with alarm threshold and power-off thresholding, and the microprocessor connecting pin is provided with alarm sound and alarm lamp.The utility model to methane transducer by using microelectric technique, and it is formed construct unique product on this basis, and methane transducer uses general purpose microprocessor and high-precision a/d converter, has the characteristics that operating accuracy height and reliable and stable, and data and communication are in integrated setting, reduce the device type required when constructing monitoring system, it is user-friendly, simple in structure, easy to use, testing result is accurate.
Description
Technical field
The utility model is related to CH_4 detection technical field, more particularly to a kind of mining methane sensor.
Background technology
Methane transducer is used for coal mine roadway, getting working face, goaf, air return lane in safety of coal mines detecting system
The continuous monitoring methane concentration of road, electromechanical chamber etc. can send out sound, light alarm, for coal mine automatically when methane content exceeding preset limit
Underground operators, CH_4 detection personnel, underground administrative staff etc. carry use, also are available for above-mentioned place and fix use.
But in the prior art, most of methane transducers are complicated, and using difficulty, and testing result error is big.Therefore, it invents
A kind of mining methane sensor is necessary to solve the above problems.
Utility model content
The purpose of this utility model is to provide a kind of mining methane sensors, mentioned above in the background art to solve
Problem.
To achieve the above object, the utility model provides the following technical solutions：A kind of mining methane sensor, including methane
Sensor main body is provided with microprocessor in the methane transducer main body, and the microprocessor connecting pin is provided with LED and shows
Screen, the microprocessor input are provided with A/D converter, and the A/D converter input terminal is provided with heat catalytic element, described
Microprocessor connecting pin is provided with interface, and the interface connection end is provided with alarm threshold and power-off thresholding, the microprocessor
Connecting pin is provided with alarm sound and alarm lamp.
Preferably, the LED display is set to methane transducer body outer surface side, the LED display on one side
Top is provided with buzzer, and one shell of methane sensor main body is run through in described buzzer one end, and extends to methane transducer master
Internal portion, methane transducer main body top are fixedly installed handle, and methane transducer main body bottom end is provided with light report
Alert cloche, the smooth alarm glass cover bottom end side are provided with methane interface, the methane interface output end and thermocatalytic member
Part input terminal connects, and methane transducer body side top is provided with power interface and communication cable interface, the power supply
Interface and communication cable interface output end are connect with microprocessor connecting pin.
Preferably, the alarm sound is set to buzzer side, and the alarm sound is set to methane transducer main body
Inside, the alarm lamp are set in light alarm glass cover.
Preferably, the heat catalytic element can be provided with multigroup, and multigroup heat catalytic element electrically connects with A/D converter
It connects.
Preferably, the power interface external power supply voltage input levels are set as between 9V-24V DC, input current setting
To be less than 100mA DC.
Preferably, the connecter type is set as RS485.
The technique effect and advantage of the utility model：The utility model by methane transducer use microelectric technique,
And formed construct unique product on this basis, and methane transducer uses general purpose microprocessor and high-precision a/d converter,
Have the characteristics that operating accuracy height and reliable and stable, and data and communication are in integrated setting, reduces in construction monitoring system
Required device type, user-friendly when system, simple in structure, easy to use, and testing result is accurate.
Description of the drawings
Fig. 1 is Tthe utility model system attachment structure schematic diagram.
Fig. 2 is the utility model overall structure diagram.
In figure：1 methane transducer main body, 2 microprocessors, 3 LED displays, 4 A/D converters, 5 heat catalytic elements, 6
Interface, 7 alarm thresholds, 8 power-off thresholdings, 9 alarm sounds, 10 alarm lamps, 11 buzzers, 12 handles, 13 smooth alarm glass covers, 14
Methane interface, 15 power interfaces, 16 communication cable interfaces.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
The utility model provides a kind of mining methane sensor as shown in Figs. 1-2, including methane transducer main body 1,
It is provided with microprocessor 2 in the methane transducer main body 1, is conducive to that the data of reception are analyzed and handled, it is described micro-
2 connecting pin of processor is provided with LED display 3, is conducive to the data that will be analyzed and is referred to for operator by LED display 3,
2 input terminal of the microprocessor is provided with A/D converter 4, is conducive to convert analog signals into digital signal, the A/D turns
4 input terminal of parallel operation is provided with heat catalytic element 5, is conducive to the value for detecting methane, 2 connecting pin of the microprocessor is provided with interface
6, be conducive to connect multiple thresholdings, 6 connecting pin of the interface is provided with alarm threshold 7 and power-off thresholding 8, convenient for being microprocessor
2 provide reference data, and 2 connecting pin of the microprocessor is provided with alarm sound 9 and alarm lamp 10, is conducive to detecting danger
When, operating personnel is noticed in time.
The LED display 3 is set to 1 outer surface side of methane transducer main body, 3 top of the LED display on one side
It is provided with buzzer 11, is conducive to send out the sound, 1 one shell of methane sensor main body is run through in 11 one end of the buzzer, and prolongs
It extends to inside methane transducer main body 1,1 top of methane transducer main body is fixedly installed handle 12, is conducive to methane
Sensor main body 1 is fixed, and 1 bottom end of methane transducer main body is provided with light alarm glass cover 13, is conducive to protection report
Warning lamp 10, the 13 bottom end side of smooth alarm glass cover are provided with methane interface 14, and 14 output end of methane interface is urged with heat
Change the connection of 5 input terminal of element, 1 side top of the methane transducer main body is provided with power interface 15 and communication cable interface
16, the power interface 15 and 16 output end of communication cable interface are connect with 2 connecting pin of microprocessor, and the alarm sound 9 is set
It is placed in 11 side of buzzer, the alarm sound 9 is set to inside methane transducer main body 1, and the alarm lamp 10 is set to light
In alarm glass cover 13, the heat catalytic element 5 can be provided with it is multigroup, multigroup heat catalytic element 5 with the electricity of A/D converter 4
Property connection, 15 external power supply voltage input levels of the power interface are set as between 9V-24V DC, and input current is set smaller than
100mA DC, 6 model of the interface are set as RS485.
This practicality operation principle：After the startup of this sensor, CH_4 detection body to be detected is connected with methane interface 14,
When within one minute, system carries out self-test, is normally run more than after 30s, the number in 5 detection gas of heat catalytic element
Value, is then converted into digital signal by A/D converter 4, is then output to microprocessor 2, number of the microprocessor 2 to reception
Signal is analyzed and is handled, and is then compared respectively with alarm threshold 7 and power-off thresholding 8, when any one thermocatalytic member
Real time data on part 5 starts alarm lamp 10 and alarm sound 9 when being more than alarm threshold 7, after alarm occurs, when thermocatalytic member
After the detection of part 5 methane real time data is both less than alarm threshold 7 and stablizes one minute, alarm release, alarm lamp extinguish, system
It is restored to normal operating conditions, to reach this practical purpose.
Finally it should be noted that：The above descriptions are merely preferred embodiments of the present invention, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it still can be with technical scheme described in the above embodiments is modified, or to which part technical characteristic
Equivalent replacement is carried out, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of mining methane sensor, including methane transducer main body（1）, it is characterised in that：The methane transducer main body
（1）Inside it is provided with microprocessor（2）, the microprocessor（2）Connecting pin is provided with LED display（3）, the microprocessor
（2）Input terminal is provided with A/D converter（4）, the A/D converter（4）Input terminal is provided with heat catalytic element（5）, described micro-
Processor（2）Connecting pin is provided with interface（6）, the interface（6）Connecting pin is provided with alarm threshold（7）With power-off thresholding（8）,
The microprocessor（2）Connecting pin is provided with alarm sound（9）And alarm lamp（10）.
2. a kind of mining methane sensor according to claim 1, it is characterised in that：The LED display（3）It sets on one side
It is placed in methane transducer main body（1）Outer surface side, the LED display（3）Top is provided with buzzer（11）, the buzzing
Device（11）Methane sensor main body is run through in one end（1）One shell, and extend to methane transducer main body（1）Inside, the methane
Sensor main body（1）Top is fixedly installed handle（12）, the methane transducer main body（1）Bottom end is provided with light alarm glass
Cover（13）, the smooth alarm glass cover（13）Bottom end side is provided with methane interface（14）, the methane interface（14）Output end
With heat catalytic element（5）Input terminal connects, the methane transducer main body（1）Side top is provided with power interface（15）With it is logical
Communication cable interface（16）, the power interface（15）And communication cable interface（16）Output end and microprocessor（2）Connecting pin connects
It connects.
3. a kind of mining methane sensor according to claim 1 or 2, it is characterised in that：The alarm sound（9）Setting
In buzzer（11）Side, the alarm sound（9）It is set to methane transducer main body（1）Inside, the alarm lamp（10）If
It is placed in light alarm glass cover（13）It is interior.
4. a kind of mining methane sensor according to claim 1, it is characterised in that：The heat catalytic element（5）It can be with
It is provided with multigroup, multigroup heat catalytic element（5）And A/D converter（4）It is electrically connected.
5. a kind of mining methane sensor according to claim 2, it is characterised in that：The power interface（15）External electricity
Source voltage input levels are set as between 9V-24V DC, and input current is set smaller than 100mA DC.
6. a kind of mining methane sensor according to claim 1, it is characterised in that：The interface（6）Model is set as
RS485。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721621919.8U CN207611026U (en) | 2017-11-29 | 2017-11-29 | A kind of mining methane sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721621919.8U CN207611026U (en) | 2017-11-29 | 2017-11-29 | A kind of mining methane sensor |
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| Publication Number | Publication Date |
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| CN207611026U true CN207611026U (en) | 2018-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721621919.8U Active CN207611026U (en) | 2017-11-29 | 2017-11-29 | A kind of mining methane sensor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110118856A (en) * | 2019-05-17 | 2019-08-13 | 重庆德旭企业管理有限公司 | A kind of environmental protection CH_4 detection device |
-
2017
- 2017-11-29 CN CN201721621919.8U patent/CN207611026U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110118856A (en) * | 2019-05-17 | 2019-08-13 | 重庆德旭企业管理有限公司 | A kind of environmental protection CH_4 detection device |
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