CN206891944U - A kind of mine laser methane transducer - Google Patents
A kind of mine laser methane transducer Download PDFInfo
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- CN206891944U CN206891944U CN201720625590.6U CN201720625590U CN206891944U CN 206891944 U CN206891944 U CN 206891944U CN 201720625590 U CN201720625590 U CN 201720625590U CN 206891944 U CN206891944 U CN 206891944U
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- microcontroller
- methane transducer
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Abstract
It the utility model is related to a kind of mine laser methane transducer, including flashing lamp, display, battery, shell, diode laser, buzzer, analog-digital converter, single-chip microcomputer, digital analog converter, microcontroller and triode, shell upper surface is provided with flashing lamp and buzzer, display is arranged on case nose face, battery is set inside the housing, diode laser is arranged on shell right side, microcontroller is set inside the housing, triode is arranged on shell left side, the design achieves the temperature in ore deposit hole is monitored, prevent that temperature is too high in ore deposit hole, methane explodes.
Description
Technical field
Methane monitoring technical field is the utility model is related to, specially a kind of mine laser methane transducer.
Background technology
Methane transducer is the dress for the output signal that the methane concentration variable in air is converted into certain corresponding relation
Put.It is used for colliery roadway in safety of coal mines detecting system, getting working face, goaf, return aircourse, electromechanical chamber etc. are even
Continuous monitoring methane concentration, when methane content exceeding preset limit, can send sound, light alarm automatically, be available for coal mine underground operators, methane
Testing staff, underground administrative staff etc. carries with use, also is available for above-mentioned place and fixes use.
Spectrum selective materials show that when light-matter interaction material receives the irradiation of laser beam, point of the material
Son will absorb a part of light energy and device is converted into vibration and the rotational energy of molecule, during absorption, gas point
Son can only absorb those energy be exactly equal to two energy levels of it certain energy difference photon, so the not gas of bucket molecular structure
Know from experience the photon for absorbing different frequency, the emission spectra of light source can produce RESONANCE ABSORPTION in the part overlapping with gas absorption spectrum, turn
Intrinsic vibrations and the rotational energy of gas molecule are turned to, causes surrounding environment air pressure change, by measuring air pressure change size just
The concentration of measurable gas.
Laser methane sensor is not perfect in the prior art, and the methane concentration in ore deposit hole can only be measured, and nothing
Method is monitored to the temperature in ore deposit hole, and methane belongs to flammable explosive gas, if the temperature in ore deposit hole reaches the burning-point of methane,
May trigger blast etc. a series of accidents, in summary, be now badly in need of a kind of mine laser methane transducer solve it is above-mentioned go out
The problem of existing.
Utility model content
In view of the deficienciess of the prior art, the utility model purpose is to provide a kind of mine laser methane transducer, with
Solve the problems, such as to propose in above-mentioned background technology, the utility model is easy to use, simple to operate, and systematicness is high, practical.
To achieve the above object, the utility model provides following technical scheme：A kind of mine laser methane transducer, including
Apparatus main body and temperature monitoring mechanism, described device main body include flashing lamp, display, battery, shell, diode laser
Device, buzzer, printed circuit board and microcontroller, the shell upper surface is provided with flashing lamp and buzzer, described aobvious
Show that device is arranged on case nose face, the battery is set inside the housing, and the diode laser is arranged on shell right-hand member
Face, the microcontroller are set inside the housing, and analog-digital converter, single-chip microcomputer and digital-to-analogue are welded with the printed circuit board
Converter, the temperature monitoring mechanism are set inside the housing, and the temperature monitoring mechanism includes triode, and the triode is set
Put in shell left side.
Further, the diode laser output end is connected with analog-digital converter input by connecting line, described
AfD converter output is connected with single-chip microcomputer input by connecting line, and the single-chip microcomputer output inputs with digital analog converter
End is connected by connecting line, and the digital analog converter output end is connected with microcontroller input by connecting line.
Further, the triode is internally provided with thermistor.
Further, the triode is electrically connected with flashing lamp with battery, the buzzer and microcontroller electricity
Property connection.
Further, the shell is bolted.
Compared with prior art, the beneficial effects of the utility model are：Because the utility model with the addition of battery, triode
And flashing lamp, the design achieves being monitored to the temperature in ore deposit hole, prevent that temperature is too high in ore deposit hole, methane blast, solution
Laser methane sensor in the prior art of having determined is not perfect, and the methane concentration in ore deposit hole can only be measured, and can not be right
Temperature in ore deposit hole is monitored, and methane belongs to flammable explosive gas, may if the temperature in ore deposit hole reaches the burning-point of methane
The problem of a series of accidents such as blast can be triggered.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the operation principle schematic diagram of diode laser in the utility model；
Fig. 3 is the working circuit diagram of temperature mechanism for monitoring in the utility model；
In reference：1. flashing lamp；2. triode；3. display；4. battery；5. shell；6. diode laser；
7. buzzer；8. analog-digital converter；9. single-chip microcomputer；10. digital analog converter；11. microcontroller.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The all other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1-3 are referred to, the utility model provides a kind of technical scheme：A kind of mine laser methane transducer, including dress
Main body and temperature monitoring mechanism are put, apparatus main body includes flashing lamp 1, display 3, battery 4, shell 5, diode laser
6th, buzzer 7, printed circuit board and microcontroller 11, the upper surface of shell 5 are provided with flashing lamp 1 and buzzer 7, display
3 are arranged on the front end face of shell 5, and battery 4 is arranged on inside shell 5, and diode laser 6 is arranged on the right side of shell 5, micro-control
Device 11 processed is arranged on inside shell 5, and analog-digital converter 8, single-chip microcomputer 9 and digital analog converter 10 are welded with printed circuit board.
Temperature monitoring mechanism is arranged on inside shell 5, and temperature monitoring mechanism includes triode 2, and triode 2 is arranged on shell
5 left sides, the design achieves being monitored to the temperature in ore deposit hole, prevent that temperature is too high in ore deposit hole, methane blast.
The output end of diode laser 6 is connected with the input of analog-digital converter 8 by connecting line, and analog-digital converter 8 exports
End is connected with the input of single-chip microcomputer 9 by connecting line, and the output end of single-chip microcomputer 9 is connected with the input of digital analog converter 10 by connecting line
Connect, the output end of digital analog converter 10 is connected with the input of microcontroller 11 by connecting line, and triode 2 is internally provided with temperature-sensitive electricity
Resistance, triode 2 are electrically connected with flashing lamp 1 with battery 4, and buzzer 7 is electrically connected with microcontroller 11, and shell 5 passes through
Bolt is fixed.
The utility model is at work：The utility model is positioned over inside ore deposit hole, the thermistor meeting inside triode 2
Experience the temperature inside ore deposit hole, because of the characteristic of thermistor, when the temperature inside ore deposit hole is higher, the resistance of thermistor subtracts
Circuit that is small, connecting between battery 4 and flashing lamp 1, flashing lamp 1 convert electrical energy into luminous energy, and flashing lamp 1 flashes, and remind work
Taken precautions against as personnel and withdrawn in time, laser methane sensor is not perfect so as to solving in the prior art, can only be to ore deposit
Methane concentration in hole is measured, and the temperature in ore deposit hole can not be monitored, and methane belongs to flammable explosive gas, if
Temperature in ore deposit hole reaches the burning-point of methane, may trigger blast etc. a series of accidents the problem of.
The advantages of general principle and principal character of the present utility model and the utility model has been shown and described above, for
For those skilled in the art, it is clear that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and without departing substantially from this
In the case of the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the utility model is by institute
Attached claim rather than described above limit, it is intended that will fall in the implication and scope of the equivalency of claim
All changes are included in the utility model.Any reference in claim should not be considered as to the involved right of limitation
It is required that.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of mine laser methane transducer, including apparatus main body and temperature monitoring mechanism, it is characterised in that：Described device
Main body includes flashing lamp（1）, display（3）, battery（4）, shell（5）, diode laser（6）, buzzer（7）, printing
Circuit board and microcontroller（11）, the shell（5）Upper surface is provided with flashing lamp（1）And buzzer（7）, the display
Device（3）It is arranged on shell（5）Front end face, the battery（4）It is arranged on shell（5）Inside, the diode laser（6）If
Put in shell（5）Right side, the microcontroller（11）It is arranged on shell（5）Inside, mould is welded with the printed circuit board
Number converter（8）, single-chip microcomputer（9）And digital analog converter（10）；The temperature monitoring mechanism is arranged on shell（5）Inside, institute
Stating temperature monitoring mechanism includes triode（2）, the triode（2）It is arranged on shell（5）Left side.
A kind of 2. mine laser methane transducer according to claim 1, it is characterised in that：The diode laser
（6）Output end and analog-digital converter（8）Input is connected by connecting line, the analog-digital converter（8）Output end and single-chip microcomputer
（9）Input is connected by connecting line, the single-chip microcomputer（9）Output end and digital analog converter（10）Input is connected by connecting line
Connect, the digital analog converter（10）Output end and microcontroller（11）Input is connected by connecting line.
A kind of 3. mine laser methane transducer according to claim 1, it is characterised in that：The triode（2）It is internal
It is provided with thermistor.
A kind of 4. mine laser methane transducer according to claim 1, it is characterised in that：The triode（2）With sudden strain of a muscle
Bright lamp（1）And battery（4）It is electrically connected with, the buzzer（7）With microcontroller（11）It is electrically connected with.
A kind of 5. mine laser methane transducer according to claim 1, it is characterised in that：The shell（5）Pass through spiral shell
Bolt is fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720625590.6U CN206891944U (en) | 2017-06-01 | 2017-06-01 | A kind of mine laser methane transducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720625590.6U CN206891944U (en) | 2017-06-01 | 2017-06-01 | A kind of mine laser methane transducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206891944U true CN206891944U (en) | 2018-01-16 |
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ID=61320966
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720625590.6U Active CN206891944U (en) | 2017-06-01 | 2017-06-01 | A kind of mine laser methane transducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206891944U (en) |
Cited By (2)
| 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 |
| CN115165754A (en) * | 2022-09-07 | 2022-10-11 | 江苏三恒科技股份有限公司 | High-concentration laser methane sensor assembly for coal mine |
-
2017
- 2017-06-01 CN CN201720625590.6U patent/CN206891944U/en active Active
Cited By (3)
| 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 |
| CN115165754A (en) * | 2022-09-07 | 2022-10-11 | 江苏三恒科技股份有限公司 | High-concentration laser methane sensor assembly for coal mine |
| CN115165754B (en) * | 2022-09-07 | 2022-11-15 | 江苏三恒科技股份有限公司 | High-concentration laser methane sensor assembly for coal mine |
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