CN204244522U - The excessive warning miner's lamp circuit of a kind of gas for mine operation - Google Patents
The excessive warning miner's lamp circuit of a kind of gas for mine operation Download PDFInfo
- Publication number
- CN204244522U CN204244522U CN201420656223.9U CN201420656223U CN204244522U CN 204244522 U CN204244522 U CN 204244522U CN 201420656223 U CN201420656223 U CN 201420656223U CN 204244522 U CN204244522 U CN 204244522U
- Authority
- CN
- China
- Prior art keywords
- triode
- resistance
- gas
- mine
- electric capacity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
Landscapes
- Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
- Fire-Detection Mechanisms (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
The utility model discloses the excessive warning miner's lamp circuit of a kind of gas for mine operation, comprise the first resistance, the second resistance, the 3rd resistance, potentiometer, the first triode, the second triode, the 3rd triode, the first electric capacity, the second electric capacity, relay, diode, power supply, gas sensor, mine lamp and switch; The utility model can when gas density exceeds standard, reach the excessive warning object of gas by the flicker of mine lamp, and during mine lamp flicker, cause miner cannot normal operation, there is the effect forcing workman to stop work, be conducive to the safety work of mine, wherein the resistance of regulator potentiometer can adjust the mistake limit alarming value of gas, simultaneously, circuit structure of the present utility model is simple, reduce cost of manufacture, also there is stable work in work and highly sensitive feature, there is the value promoted and use.
Description
Technical field
The utility model relates to a kind of mine gas testing circuit, particularly relates to the excessive warning miner's lamp circuit of a kind of gas for mine operation.
Background technology
Gas explosion is one of disaster the most serious in coal production, not only causes a large amount of injures and deaths of personnel, but also can destroy downhole production and safety devices; Gas (methane CH4) warning miner's lamp addition of gas alarm device on mine lamp, when gas exceeding limit, report to the police with sound, light or numerical monitor form, to warn user's gas exceeding limit, wherein flashing type gas warning head lamp is after gas density exceeds standard, mine lamp starts flicker, allow staff cannot normal operation, and then initiatively withdraw, be particularly suitable for down-hole working in dispersion personnel to portably use, the most circuit structure of existing flashing type gas warning head lamp is complicated, and cost of manufacture is high, adds the difficulty promoted in mine operation.
Utility model content
The purpose of this utility model is just to provide a kind of gas for mine operation excessive warning miner's lamp circuit to solve the problem.
The utility model is achieved through the following technical solutions above-mentioned purpose:
The utility model comprises the first resistance, second resistance, 3rd resistance, potentiometer, first triode, second triode, 3rd triode, first electric capacity, second electric capacity, relay, diode, power supply, gas sensor, mine lamp and switch, the first end of described first resistance simultaneously with the first end of described first electric capacity, the emitter of described second triode, the first end of described 3rd resistance, the positive pole of described power supply, first output of described gas sensor is connected with the first end of described mine lamp, second end of described first resistance is connected with the base stage of described first triode and the first end of described second electric capacity simultaneously, second end of described first electric capacity is connected with the first end of described second resistance and the collector electrode of described first triode simultaneously, second end of described second resistance is connected with the base stage of described second triode, the collector electrode of described second triode is connected with the second end of described second electric capacity and the first end of described relay simultaneously, second end of described relay is connected with the emitter of described first triode and the collector electrode of described 3rd triode simultaneously, the base stage of described 3rd triode is connected with the negative pole of described diode, the positive pole of described diode is connected with the adjustable side of described potentiometer, the first end of described potentiometer simultaneously with the first fire end of described gas sensor, the emitter of described 3rd triode, the negative pole of described power supply is connected with the first end of described relay normally-closed contact switch, second end of described relay normally-closed contact switch is connected with the first end of described switch, second end of described switch is connected with the second end of described mine lamp, second end of described potentiometer is connected with the second output of described gas sensor, and the second fire end of described gas sensor is connected with the second end of described 3rd resistance.
Particularly, the gas sensor of model QM-N5 selected by described gas sensor.
The beneficial effects of the utility model are:
The utility model can when gas density exceeds standard, reach the excessive warning object of gas by the flicker of mine lamp, and during mine lamp flicker, cause miner cannot normal operation, there is the effect forcing workman to stop work, be conducive to the safety work of mine, wherein the resistance of regulator potentiometer can adjust the mistake limit alarming value of gas, simultaneously, circuit structure of the present utility model is simple, reduce cost of manufacture, also there is stable work in work and highly sensitive feature, there is the value promoted and use.
Accompanying drawing explanation
Fig. 1 is circuit structure schematic diagram of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
As shown in Figure 1: the utility model comprises the first resistance R1, second resistance R2, 3rd resistance R3, potentiometer RP, first triode VT1, second triode VT2, 3rd triode VT2, first electric capacity C1, second electric capacity C2, relay K, diode D, power supply E, gas sensor Q, mine lamp H and switch S, the first end of the first resistance R1 simultaneously with the first end of the first electric capacity C1, the emitter of the second triode VT2, the first end of the 3rd resistance R3, the positive pole of power supply E, first output of gas sensor Q is connected with the first end of mine lamp H, second end of the first resistance R1 is connected with the base stage of the first triode VT1 and the first end of the second electric capacity C2 simultaneously, second end of the first electric capacity C1 is connected with the first end of the second resistance R2 and the collector electrode of the first triode VT1 simultaneously, second end of the second resistance R2 is connected with the base stage of the second triode VT2, the collector electrode of the second triode VT2 is connected with second end of the second electric capacity C2 and the first end of relay K simultaneously, second end of relay K is connected with the emitter of the first triode VT1 and the collector electrode of the 3rd triode VT3 simultaneously, the base stage of the 3rd triode VT3 is connected with the negative pole of diode D, the positive pole of diode D is connected with the adjustable side of potentiometer RP, the first end of potentiometer RP simultaneously with first fire end of gas sensor Q, the emitter of the 3rd triode VT3, the negative pole of power supply E is connected with the first end of relay K-1 normally-closed contact switch, second end of relay normally-closed contact K switch-1 is connected with the first end of switch S, second end of switch S is connected with second end of mine lamp H, second end of potentiometer RP is connected with second output of gas sensor Q, and second fire end of gas sensor Q is connected with second end of the 3rd resistance R3, gas sensor Q selects the gas sensor of model QM-N5.
As shown in Figure 1: in the utility model, gas sensor Q, the 3rd resistance R3 and potentiometer RP form Detection Circuit; Diode D, the first triode VT1, the second triode VT2, the 3rd triode VT3, the first resistance R1, the second resistance R2, the first electric capacity C1 and the second electric capacity C2 and relay K form controlled oscillator circuit; Power supply E, mine lamp H, switch S and relay normally-closed contact K switch-1 composition lighting circuit.After turn-on lamp switch S, mine lamp H lights, when gas sensor Q does not detect methane gas, in high-impedance state between its first output terminals A and the second output B, diode D and the 3rd triode VT3 is in cut-off state, and relay K is failure to actuate, and mine lamp is operated in illumination condition; When the methane gas concentration in mine exceedes limit standard, internal resistance between first output terminals A of gas sensor Q and the second output B declines, make potentiometer RP center current potential increase, diode D and the 3rd triode VT3 conducting, impel pierce circuit work, relay K intermitten, make mine lamp H flashing, remind miner to take care, wherein adjust the resistance of potentiometer RP, the sensitivity of the 3rd triode VT3 conducting can be changed, namely can adjust the mistake limit alarming value of gas.
Claims (2)
1., for the excessive warning miner's lamp circuit of gas of mine operation, it is characterized in that: comprise the first resistance, second resistance, 3rd resistance, potentiometer, first triode, second triode, 3rd triode, first electric capacity, second electric capacity, relay, diode, power supply, gas sensor, mine lamp and switch, the first end of described first resistance simultaneously with the first end of described first electric capacity, the emitter of described second triode, the first end of described 3rd resistance, the positive pole of described power supply, first output of described gas sensor is connected with the first end of described mine lamp, second end of described first resistance is connected with the base stage of described first triode and the first end of described second electric capacity simultaneously, second end of described first electric capacity is connected with the first end of described second resistance and the collector electrode of described first triode simultaneously, second end of described second resistance is connected with the base stage of described second triode, the collector electrode of described second triode is connected with the second end of described second electric capacity and the first end of described relay simultaneously, second end of described relay is connected with the emitter of described first triode and the collector electrode of described 3rd triode simultaneously, the base stage of described 3rd triode is connected with the negative pole of described diode, the positive pole of described diode is connected with the adjustable side of described potentiometer, the first end of described potentiometer simultaneously with the first fire end of described gas sensor, the emitter of described 3rd triode, the negative pole of described power supply is connected with the first end of described relay normally-closed contact switch, second end of described relay normally-closed contact switch is connected with the first end of described switch, second end of described switch is connected with the second end of described mine lamp, second end of described potentiometer is connected with the second output of described gas sensor, and the second fire end of described gas sensor is connected with the second end of described 3rd resistance.
2. the excessive warning miner's lamp circuit of a kind of gas for mine operation according to claim 1, is characterized in that: the gas sensor of model QM-N5 selected by described gas sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420656223.9U CN204244522U (en) | 2014-11-05 | 2014-11-05 | The excessive warning miner's lamp circuit of a kind of gas for mine operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420656223.9U CN204244522U (en) | 2014-11-05 | 2014-11-05 | The excessive warning miner's lamp circuit of a kind of gas for mine operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204244522U true CN204244522U (en) | 2015-04-01 |
Family
ID=52773957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420656223.9U Expired - Fee Related CN204244522U (en) | 2014-11-05 | 2014-11-05 | The excessive warning miner's lamp circuit of a kind of gas for mine operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204244522U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104349557A (en) * | 2014-11-05 | 2015-02-11 | 成都龙腾中远信息技术有限公司 | Gas-excessive alarm miner lamp circuit for mining operation |
| CN110164066A (en) * | 2017-12-29 | 2019-08-23 | 郑州天舜电子技术有限公司 | A kind of Security alert indicator light |
-
2014
- 2014-11-05 CN CN201420656223.9U patent/CN204244522U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104349557A (en) * | 2014-11-05 | 2015-02-11 | 成都龙腾中远信息技术有限公司 | Gas-excessive alarm miner lamp circuit for mining operation |
| CN110164066A (en) * | 2017-12-29 | 2019-08-23 | 郑州天舜电子技术有限公司 | A kind of Security alert indicator light |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204244522U (en) | The excessive warning miner's lamp circuit of a kind of gas for mine operation | |
| CN204466718U (en) | A kind of safe and reliable high pressure Mouse killing trap | |
| CN204965694U (en) | Household fuel gas alarm | |
| CN203442500U (en) | LED camping head lamp with good safety | |
| CN205068718U (en) | A light warning circuit for gas monitor | |
| CN205121826U (en) | Electron detection alarm circuit arrangement | |
| CN203982550U (en) | Multi-functional carbon monoxide detecting alarm | |
| CN202632484U (en) | Portable gas leakage alarm device | |
| CN102445526A (en) | Portable gas detection alarm device | |
| CN104349557A (en) | Gas-excessive alarm miner lamp circuit for mining operation | |
| CN203645067U (en) | Intelligent socket having fire alarm function | |
| CN104597084A (en) | Simple gas detector for exhaust gas treatment | |
| CN202084149U (en) | Elevator smoke detector | |
| CN203322857U (en) | Table lamp with fuel gas alertor | |
| CN203562065U (en) | Firefighting smoke alarm | |
| CN203413374U (en) | LED industrial mining lamp capable of detecting gas density | |
| CN204904497U (en) | Fire alarm circuit | |
| CN204616146U (en) | A kind of mine lamp control circuit with gas exceeding limit warning function | |
| CN204203151U (en) | Multi-functional SF 6monitoring device | |
| CN204064490U (en) | A kind of temp monitoring alarm | |
| CN202868330U (en) | Flashlight displaying electric quantity by striking | |
| CN203070475U (en) | Fire disaster detector | |
| CN202522366U (en) | Automatic audible and visual alarm type pressure gauge | |
| CN202814491U (en) | Remote integrated water level monitoring system | |
| CN201251838Y (en) | Combustible gas concentration display alarm |
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: 20150401 Termination date: 20151105 |
|
| EXPY | Termination of patent right or utility model |