CN104420883A - Gas processing circuit and lamp - Google Patents
Gas processing circuit and lamp Download PDFInfo
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- CN104420883A CN104420883A CN201310364737.7A CN201310364737A CN104420883A CN 104420883 A CN104420883 A CN 104420883A CN 201310364737 A CN201310364737 A CN 201310364737A CN 104420883 A CN104420883 A CN 104420883A
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- module
- gas
- silicon controlled
- treatment circuit
- gas treatment
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- 238000001514 detection method Methods 0.000 claims abstract description 34
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 51
- 229910052710 silicon Inorganic materials 0.000 claims description 51
- 239000010703 silicon Substances 0.000 claims description 51
- 238000009423 ventilation Methods 0.000 claims description 20
- 230000002457 bidirectional effect Effects 0.000 claims description 15
- 239000003990 capacitor Substances 0.000 claims description 8
- 238000000034 method Methods 0.000 abstract description 4
- 239000007789 gas Substances 0.000 abstract 10
- 238000006243 chemical reaction Methods 0.000 abstract 2
- 230000000505 pernicious effect Effects 0.000 description 16
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 208000014674 injury Diseases 0.000 description 3
- 239000003245 coal Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/18—Special adaptations of signalling or alarm devices
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F1/00—Ventilation of mines or tunnels; Distribution of ventilating currents
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
- F21V33/0088—Ventilating systems
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Engineering & Computer Science (AREA)
- Electrochemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
Abstract
The embodiment of the invention discloses a circuit used for gas processing. The circuit comprises a power conversion module, a control module, a detection module and a gas exchange module, whereinthe power conversion module is connected with the control module and the detection module; the detection module is connected with the control module; and the control module is connected with the gas exchange module. By means of the gas processing circuit, when the detection module detects triggering gas, electrical signals are output to trigger the control module to control the gas exchange module to process the triggering gas. The gas can be intelligently detected, and gas exchange can be carried out on harmful gases; and the circuit is simple in structure and high in efficiency.
Description
Technical field
The present invention relates to electronic technology field, particularly relate to a kind of gas treatment circuit and light fixture.
Background technology
In recent years in coal production process, the major accident caused due to the pernicious gas of inside, colliery happens occasionally, so safety of coal mines equipment seems particularly important, pernicious gas detection means is also gradually improved, in existing manual detection method, need that staff is of fixed place and time carries out sample analysis to the gas in colliery, although this detection method also can detect pernicious gas, but this method efficiency is low, real-time is not high, need to spend a large amount of manpowers, can not take a breath to pernicious gas.
Summary of the invention
Embodiment of the present invention technical problem to be solved is, provides a kind of gas treatment circuit and light fixture, simply, easily can realize intellectualized detection to pernicious gas, and take a breath to pernicious gas.
In order to solve the problems of the technologies described above, embodiments provide a kind of gas treatment circuit, comprise power transfer module, control module, detection module and ventilation module; Described power transfer module is connected with described control module and described detection module respectively, and described detection module is connected with described control module, described control module and described ventilation model calling; Export the signal of telecommunication when described detection module detects traps gas, trigger described control module and control described ventilation module described traps gas is processed.
Wherein, described control module comprise triode, time base chip and controllable silicon; The base stage of described triode is connected with described detection module, the colelctor electrode of described triode is connected with the threshold values end of base chip time described and described power transfer module respectively, time described, the output of base chip is connected with silicon controlled first end, described silicon controlled the 3rd end and described ventilation model calling.
Wherein, described detection module comprises gas sensitive element device; The working electrode of described gas sensitive element device is connected with described power transfer module, and the loop electrode B end of described gas sensitive element device is connected with the base stage of described triode, and the loop electrode A end of described gas sensitive element device is connected with described power transfer module.
Wherein, described power transfer module comprises the first resistance, the first electric capacity and diode; Described first resistance and described first Capacitance parallel connection, one end of described first electric capacity is connected with one end of described ventilation module, the other end of described first electric capacity is connected with the anode of described diode, and the negative electrode of described diode is connected with described control module and detection module respectively.
Wherein, described power transfer module also comprises the second filter capacitor; The positive pole of described second filter capacitor is connected with the negative electrode of described diode, and in parallel with described control module.
Wherein, described power transfer module also comprises Zener diode; Described Zener diode is in parallel with described second filter capacitor.
Wherein, described ventilation module comprises indicator lamp and induced draft fan; Described indicator lamp is in parallel with described induced draft fan, and described indicator lamp one end is connected with described first electric capacity, the described indicator lamp other end and described silicon controlled three-terminal link.
Wherein, described controllable silicon is one-way SCR or bidirectional triode thyristor; When described controllable silicon is one-way SCR, then described silicon controlled first end is the control pole of one-way SCR, and described silicon controlled second end is the negative electrode of one-way SCR, and described silicon controlled the 3rd end is the anode of one-way SCR; When described controllable silicon is bidirectional triode thyristor, then described silicon controlled first end is the control pole of bidirectional triode thyristor, and described silicon controlled second end is the first anode of bidirectional triode thyristor, and described silicon controlled the 3rd end is the second plate of bidirectional triode thyristor.
Wherein, described gas treatment circuit also comprises switch; One end of described switch and described silicon controlled three-terminal link, the other end of described switch is connected with described silicon controlled second end.
Accordingly, the embodiment of the present invention additionally provides a kind of light fixture, comprises above-mentioned gas treatment circuit.
Implement the embodiment of the present invention, there is following beneficial effect:
Gas treatment circuit structure of the present invention is simple, can convenient, immediately intellectualized detection is realized to pernicious gas, when pernicious gas being detected, indicate with indicator lamp, and utilize induced draft fan to take a breath, reduce pernicious gas to the injury of people's health.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the circuit theory diagrams of a kind of gas treatment circuit that the embodiment of the present invention provides.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Please refer to Fig. 1, be a kind of embodiment circuit diagram that the present invention is used for gas treatment, comprise power transfer module, control module, detection module and ventilation module; Described power transfer module is connected with described control module and described detection module respectively, and described detection module is connected with described control module, described control module and described ventilation model calling; Export the signal of telecommunication when described detection module detects traps gas, trigger described control module and control described ventilation module described traps gas is processed.
In the present embodiment, base chip LM555, electric capacity C3, resistance R6, resistance R2, controllable silicon Q2 and triode Q1 when control module comprises; Controllable silicon Q2 can be one-way SCR or bidirectional triode thyristor, and when controllable silicon Q2 is one-way SCR, first end is the control pole of one-way SCR, and silicon controlled second end is the negative electrode of one-way SCR, and silicon controlled the 3rd end is the anode of one-way SCR; When controllable silicon is bidirectional triode thyristor, then silicon controlled first end is the control pole of bidirectional triode thyristor, and silicon controlled second end is the first anode of bidirectional triode thyristor, and silicon controlled the 3rd end is the second plate of bidirectional triode thyristor.
Time base chip LM555 threshold values end be connected with one end of resistance R6 and the colelctor electrode of triode Q1 respectively, the other end of resistance R6 respectively with time base chip LM555 VCC to hold and reset terminal is connected, time base chip LM555 VCC end be connected with power transfer module, time base chip LM555 GND end be connected with the emitter stage of triode Q1, time base chip LM555 output be connected with the first end of controllable silicon Q2 by resistance R2, time base chip voltage controling end be connected with the emitter stage of triode Q1 by electric capacity C3, the base stage of triode Q1 is connected with detection module, second end of controllable silicon Q2 with time base chip GND hold and be connected, 3rd end and the ventilation model calling of controllable silicon Q2.
If the base potential of triode Q1 uprises, then triode Q1 conducting, time base chip LM555 threshold values terminal potential step-down, when making, the output current potential of base chip LM555 uprises, and triggers controlled silicon conducting by R2, then module of taking a breath carries out work.
Power transfer module is used for powering to control module and detection module, and power transfer module comprises resistance R1, electric capacity C1, diode D1, Zener diode ZD1 and electric capacity C2; Resistance R1 is in parallel with electric capacity C1, one end and the ventilation model calling of electric capacity C1, the other end of electric capacity C1 is connected with the anode of diode D1, the negative electrode of diode D1 is connected with the positive pole of electric capacity C2 with the negative electrode of Zener diode respectively, the anode of Zener diode is connected with the negative pole of electric capacity C2, and Zener diode is in parallel with electric capacity C2, the positive pole of electric capacity C2 is connected with control module and detection module respectively.Resistance R1 is in parallel with electric capacity C1, and composition current limliting reduction voltage circuit, diode D1 is used for halfwave rectifier, and C2 is used for filtering process.
In the present embodiment, detection module comprises gas sensitive element device QM-N5, resistance R3, R4 and R5, working electrode one end of gas sensitive element device QM-N5 by R4 with in control module during LM555 the VCC of base chip hold and be connected, the working electrode other end of gas sensitive element device QM-N5 by R5 with in control module during LM555 the GND of base chip hold and be connected, the loop electrode A end of gas sensitive element device QM-N5 is connected with power transfer module, and the loop electrode B end of gas sensitive element device QM-N5 is connected with the base stage of triode Q1 by resistance R3.
When gas sensitive element device QM-N5 detects pernicious gas, the side a and b conducting of loop electrode, make this loop occur the signal of telecommunication simultaneously, the base stage of the triode Q1 of trigger control module, make triode Q1 conducting, the threshold values terminal potential of base chip LM555 when simultaneously controlling, when making, base chip LM555 output current potential uprises, conducting controllable silicon, ventilation module is started working.
Ventilation module comprises indicator lamp LAMP and induced draft fan, indicator lamp LAMP and induced draft fan parallel connection, one end of induced draft fan is connected with power transfer module, the other end of induced draft fan and silicon controlled three-terminal link, when silicon controlled first end current potential uprises, controlled silicon conducting, indicator lamp is bright, and induced draft fan starts ventilation.
Preferred further, on the basis of above-mentioned embodiment, see Fig. 1, above-mentioned gas treatment circuit can also comprise switch, wherein, one end of switch and silicon controlled three-terminal link, the other end of switch is connected with silicon controlled second end, and switch is used for when special circumstances here, carries out manual detection, close switch, indicator lamp and induced draft fan are started working.
The circuit working process for gas treatment of the embodiment of the present invention is as follows:
Input 220V alternating voltage, after the ac buck circuit of the alternating voltage inputted by decompression capacitor C1 and charge discharging resisting resistance R1 composition, again through diode D1 halfwave rectifier, eventually pass filter capacitor C2 and Zener diode ZD1, control module circuit and detection module circuit are powered.
When there is no pernicious gas, then the loop electrode AB end of gas sensitive element device QM-N5 does not have conducting, the base potential of triode is electronegative potential, triode is in cut-off state, time base chip LM555 threshold values terminal potential be high potential, output is electronegative potential, and controllable silicon does not have conducting, so indicator lamp and induced draft fan do not form current loop with power supply yet, indicator lamp and induced draft fan do not work.
When gas sensitive element device QM-N5 detects pernicious gas, the loop electrode AB of gas sensitive element device QM-N5 holds conducting, the base potential of triode Q1 is uprised, triode Q1 conducting, time base chip LM555 threshold values terminal potential step-down, when making, the output current potential of base chip LM555 uprises, controlled silicon conducting is triggered by resistance R2, then induced draft fan and indicator lamp and input form loop current, induced draft fan and indicator lamp are started working, indicator lamp instruction people leave, induced draft fan is taken a breath to the gas in colliery simultaneously, thus reduce pernicious gas to the injury of people's health.
Gas treatment circuit structure of the present invention is simple, can convenient, immediately intellectualized detection is realized to pernicious gas, when pernicious gas being detected, indicate with indicator lamp, and utilize induced draft fan to take a breath, reduce pernicious gas to the injury of people's health.
Above disclosedly be only present pre-ferred embodiments, certainly can not limit the interest field of the present invention with this, therefore according to the equivalent variations that the claims in the present invention are done, still belong to the scope that the present invention is contained.
Claims (10)
1. a gas treatment circuit, is characterized in that, comprises power transfer module, control module, detection module and ventilation module;
Described power transfer module is connected with described control module and described detection module respectively, and described detection module is connected with described control module, described control module and described ventilation model calling;
Export the signal of telecommunication when described detection module detects traps gas, trigger described control module and control described ventilation module described traps gas is processed.
2. gas treatment circuit as claimed in claim 1, is characterized in that, described control module comprise triode, time base chip and controllable silicon;
The base stage of described triode is connected with described detection module, the colelctor electrode of described triode is connected with the threshold values end of base chip time described and described power transfer module respectively, time described, the output of base chip is connected with silicon controlled first end, described silicon controlled the 3rd end and described ventilation model calling.
3. gas treatment circuit as claimed in claim 2, it is characterized in that, described detection module comprises gas sensitive element device;
The working electrode of described gas sensitive element device is connected with described power transfer module, and the loop electrode B end of described gas sensitive element device is connected with the base stage of described triode, and the loop electrode A end of described gas sensitive element device is connected with described power transfer module.
4. gas treatment circuit as claimed in claim 3, it is characterized in that, described power transfer module comprises the first resistance, the first electric capacity and diode;
Described first resistance and described first Capacitance parallel connection, one end of described first electric capacity is connected with one end of described ventilation module, the other end of described first electric capacity is connected with the anode of described diode, and the negative electrode of described diode is connected with described control module and detection module respectively.
5. gas treatment circuit as claimed in claim 4, it is characterized in that, described power transfer module also comprises the second filter capacitor;
The positive pole of described second filter capacitor is connected with the negative electrode of described diode, and in parallel with described control module.
6. gas treatment circuit as claimed in claim 5, it is characterized in that, described power transfer module also comprises Zener diode;
Described Zener diode is in parallel with described second filter capacitor.
7. gas treatment circuit as claimed in claim 6, it is characterized in that, described ventilation module comprises indicator lamp and induced draft fan;
Described indicator lamp is in parallel with described induced draft fan, and described indicator lamp one end is connected with described first electric capacity, the described indicator lamp other end and described silicon controlled three-terminal link.
8. gas treatment circuit as claimed in claim 7, it is characterized in that, described controllable silicon is one-way SCR or bidirectional triode thyristor;
When described controllable silicon is one-way SCR, then described silicon controlled first end is the control pole of one-way SCR, and described silicon controlled second end is the negative electrode of one-way SCR, and described silicon controlled the 3rd end is the anode of one-way SCR;
When described controllable silicon is bidirectional triode thyristor, then described silicon controlled first end is the control pole of bidirectional triode thyristor, and described silicon controlled second end is the first anode of bidirectional triode thyristor, and described silicon controlled the 3rd end is the second plate of bidirectional triode thyristor.
9. gas treatment circuit as claimed in claim 8, is characterized in that, also comprise switch;
One end of described switch and described silicon controlled three-terminal link, the other end of described switch is connected with described silicon controlled second end.
10. a light fixture, is characterized in that, comprises the gas treatment circuit described in 1 to 9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310364737.7A CN104420883A (en) | 2013-08-20 | 2013-08-20 | Gas processing circuit and lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310364737.7A CN104420883A (en) | 2013-08-20 | 2013-08-20 | Gas processing circuit and lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104420883A true CN104420883A (en) | 2015-03-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310364737.7A Pending CN104420883A (en) | 2013-08-20 | 2013-08-20 | Gas processing circuit and lamp |
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| Country | Link |
|---|---|
| CN (1) | CN104420883A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2049003U (en) * | 1988-09-10 | 1989-12-06 | 邹怀远 | Alarm for fire of textile dust room |
| CN2145919Y (en) * | 1992-12-19 | 1993-11-10 | 中山市金山实业有限公司 | Automatic monitor for cooker hood |
| CN2230954Y (en) * | 1993-04-12 | 1996-07-10 | 胜利石油管理局管具劳动服务公司河口分公司 | Safeguard alarm for gas, smoke and temperature |
| EP0982586B1 (en) * | 1998-08-25 | 2006-10-11 | Ngk Insulators, Ltd. | Carbon monoxide sensor, method for making the same, and method of using the same |
| CN102401809A (en) * | 2011-08-26 | 2012-04-04 | 武汉钢铁(集团)公司 | Carbon monoxide detector and application of detector in voltage test pencil |
| CN103716933A (en) * | 2012-09-28 | 2014-04-09 | 深圳市海洋王照明工程有限公司 | Combustible gas detection alarm lighting circuit and apparatus |
-
2013
- 2013-08-20 CN CN201310364737.7A patent/CN104420883A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2049003U (en) * | 1988-09-10 | 1989-12-06 | 邹怀远 | Alarm for fire of textile dust room |
| CN2145919Y (en) * | 1992-12-19 | 1993-11-10 | 中山市金山实业有限公司 | Automatic monitor for cooker hood |
| CN2230954Y (en) * | 1993-04-12 | 1996-07-10 | 胜利石油管理局管具劳动服务公司河口分公司 | Safeguard alarm for gas, smoke and temperature |
| EP0982586B1 (en) * | 1998-08-25 | 2006-10-11 | Ngk Insulators, Ltd. | Carbon monoxide sensor, method for making the same, and method of using the same |
| CN102401809A (en) * | 2011-08-26 | 2012-04-04 | 武汉钢铁(集团)公司 | Carbon monoxide detector and application of detector in voltage test pencil |
| CN103716933A (en) * | 2012-09-28 | 2014-04-09 | 深圳市海洋王照明工程有限公司 | Combustible gas detection alarm lighting circuit and apparatus |
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| C06 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20150318 |