CN203816442U - Photochemical coupling low-temperature plasma waste gas treatment device - Google Patents
Photochemical coupling low-temperature plasma waste gas treatment device Download PDFInfo
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- CN203816442U CN203816442U CN201420234118.6U CN201420234118U CN203816442U CN 203816442 U CN203816442 U CN 203816442U CN 201420234118 U CN201420234118 U CN 201420234118U CN 203816442 U CN203816442 U CN 203816442U
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- temperature plasma
- photochemistry
- water tank
- clear water
- low temperature
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Abstract
The utility model relates to a waste gas treatment device, belongs to the technical field of environment protection, and discloses a photochemical coupling low-temperature plasma waste gas treatment device. The device comprises a casing, wherein a water draining port is formed in the bottom of the casing; a gas inlet and a gas outlet are formed in two side walls of the casing respectively; a communicated air duct is formed between the gas inlet and the gas outlet; a rough filtering module, an ultramicro purification module, a baffle plate demister and a photochemical coupling low-temperature plasma module are arranged in the air duct in a direction from the gas inlet to the gas outlet; and the device is further provided with a circulating water filter system. The ultraviolet light and the electromagnetic field of low-temperature plasma are organically combined into a whole through the photochemical coupling low-temperature plasma module, the reaction effect and speed of the low-temperature plasma can be promoted through ultraviolet irradiation, the treatment efficiency is improved, and water resource can be effectively saved by the circulating water filter system of the device.
Description
Technical field
The utility model relates to a kind of emission-control equipment, particularly a kind of photochemistry coupled low temperature plasma waste gas treating device.
Background technology
In modern industry is produced, be accompanied by production process and can produce unavoidably some poisonous and hazardous waste gas, this waste gas is directly discharged in atmosphere, and air quality is polluted, and health is produced to serious harm.Relevant laws and regulations and the professional standard of country all have strict restriction to gas purging standard, and it is the key of improving environmental quality that dusty gas is administered.
Traditional air pollution control technology has absorption method, condensation method, bioanalysis and combustion method etc.Absorption method is mainly used charcoal absorption, ideal purification effect, but charcoal absorption needs regeneration after saturated, and the organic exhaust gas after regeneration still needs to process.Condensation method range of application is limited.Bioanalysis investment and operating cost are lower, but operation complexity, floor space are larger, have the possibility of secondary pollution.Production by Catalytic Combustion Process purification efficiency is high, but that shortcoming is equipment volume is larger, and one-time investment and equipment operation energy consumption are larger, and have potential safety hazard.
Utility model content
The purpose of this utility model is to provide a kind of photochemistry coupled low temperature plasma waste gas treating device, and its treatment effeciency is high, economizes on resources.
The utility model is achieved through the following technical solutions:
A kind of photochemistry coupled low temperature plasma waste gas treating device, comprise housing, described housing bottom is provided with discharge outlet, on the left and right sides wall of housing, be respectively equipped with air inlet and gas outlet, it between described air inlet and gas outlet, is the air channel being communicated with, in air channel, be provided with successively coarse filtration module along air inlet toward gas outlet direction, ultra micro cleaning module, deflection plate demister, photochemistry coupled low temperature plasma module and gases at high pressure Flushing nozzle, in coarse filtration module, directly over ultra micro cleaning module and deflection plate demister, be provided with spray equipment, described housing is provided with the circulating water filtering system being connected with spray equipment outward, described air inlet and gas outlet are also provided with pressure sensor, temperature sensor, humidity sensor and VOC detecting sensor.
Described coarse filtration module comprises multiple layer metal silk screen and the stainless steel housing of fold, and the multiple layer metal silk screen of fold is riveted on this stainless steel housing, and stainless steel housing is fixed on the inwall of housing, and the multiple layer metal silk screen of fold is placed on the cross section in air channel.
Described ultra micro cleaning module is followed successively by front orifice plate, packing layer and rear orifice plate along air inlet toward gas outlet direction.
Described photochemistry coupled low temperature plasma module comprises insulation crust, corona pole plate, corona wire, pulse plasma generator and ultraviolet lamp, described insulation crust two ends are to logical, one end is gas input, the other end is gas output end, described corona wire and ultraviolet lamp are uniformly-spaced alternately arranged in a straight line, form corona wire ultraviolet lamp group, described corona pole plate and corona wire ultraviolet lamp group interval are alternately arranged in parallel, be fixed between the opposing sidewalls of insulation crust, the earth terminal of described pulse plasma generator and high-pressure side connect respectively corona pole plate and corona wire, pulse plasma generator is powered by regulated power supply, ultraviolet lamp is powered by voltage-stabilized power supply.
Described circulating water filtering system comprises waste water tank, clear water tanks, water pump and stainless steel bag filter, waste water tank is positioned at deflection plate demister below, waste water tank communicates with the discharge outlet of housing bottom, clear water tanks is positioned at coarse filtration module below, clear water tanks is connected with spray equipment, the water inlet of stainless steel bag filter is connected with waste water tank through water pump, the delivery port of stainless steel bag filter is connected with clear water tanks, water in waste water tank flows into clear water tanks after stainless steel bag filter filters, and is equipped with temperature sensor and tracing system in described clear water tanks and waste water tank.
Described waste water tank sidewall is provided with overfall, sewage draining exit and peep hole, overfall is positioned at the upper water level place of waste water tank, sewage draining exit is positioned at the lower water level place of waste water tank, and described sewage draining exit is provided with magnetic valve, is provided with the clean shower nozzle being connected with clear water tanks in described waste water tank.
Described clear water tanks sidewall is provided with overfall and sewage draining exit, overfall is positioned at the upper water level place of clear water tanks, sewage draining exit is positioned at the lower water level place of clear water tanks, described sewage draining exit is provided with magnetic valve, in described clear water tanks, be provided with clean shower nozzle and fluid infusion motor-driven valve, described clean shower nozzle is connected with external water source with fluid infusion motor-driven valve.
The beneficial effects of the utility model are: the photochemistry coupled low temperature plasma module in this device, the electromagnetic field of ultraviolet ray and low-temperature plasma is organically combined into an entirety, ultraviolet ray irradiation can promote reaction effect and the speed of low-temperature plasma, improve treatment effeciency, the circulating water filtering system of this device is saving water resource effectively.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model photochemistry coupled low temperature plasma waste gas treating device.
Wherein: 1-air inlet, 2-gas outlet, 3-coarse filtration module, 4-ultra micro cleaning module, 5-deflection plate demister, 6-photochemistry coupled low temperature plasma module, 7,8,9-spray equipment, 10-waste water tank, 11-clear water tanks, 12-stainless steel bag filter, 13,14-overfall, 15,16-sewage draining exit, 17-peep hole.
Detailed description of the invention
Below in conjunction with specific embodiments and the drawings, further set forth the utility model.
As shown in Figure 1, a kind of photochemistry coupled low temperature plasma waste gas treating device, comprise housing, housing bottom is provided with discharge outlet, on the left and right sides wall of housing, be respectively equipped with air inlet 1 and gas outlet 2, it between described air inlet 1 and gas outlet 2, is the air channel being communicated with, in air channel, be provided with successively coarse filtration module 3 along air inlet toward gas outlet direction, ultra micro cleaning module 4, deflection plate demister 5, photochemistry coupled low temperature plasma module 6 and gases at high pressure Flushing nozzle, described gases at high pressure Flushing nozzle is for clear light chemical Coupling low-temperature plasma module 6, in coarse filtration module 3, directly over ultra micro cleaning module 4 and deflection plate demister 5, be provided with spray equipment 7, 8, 9, described housing is provided with the circulating water filtering system being connected with spray equipment outward, described air inlet 1 and gas outlet 2 are also provided with pressure sensor, temperature sensor, humidity sensor and VOC detecting sensor.
Coarse filtration module 3 is made up of multiple layer metal silk screen and the stainless steel housing of fold, and the multiple layer metal silk screen of fold is riveted on this stainless steel housing, and stainless steel housing is fixed on the inwall of housing, and the multiple layer metal silk screen of fold is placed on the cross section in air channel.Gas repeatedly changes flow direction during by filter screen, and this filter screen, with different density, aperture arrangement from coarse to fine, is reached the lower resistance to air-flow, completes coarse filtration thereby increase its control of dust ability.
Ultra micro cleaning module 4 is made up of front orifice plate, packing layer and rear orifice plate toward gas outlet direction successively along air inlet.Gas is successively by front orifice plate, packing layer and rear orifice plate, filler between front orifice plate and rear orifice plate is as the mass transfer of gas-liquid two-phase Contact member, liquid sprays on filler through spray equipment 8, and flow down along filling surface, gas enters packing layer through front orifice plate, is cross-flow state with liquid, continuously by the space of packing layer, at filling surface, gas-liquid two-phase close contact carries out mass transfer, reaches the effect of grit in washing divided gas flow.
Photochemistry coupled low temperature plasma module 6 comprises insulation crust, corona pole plate, corona wire, pulse plasma generator and ultraviolet lamp, described insulation crust two ends are to logical, one end is gas input, the other end is gas output end, described corona wire and ultraviolet lamp are uniformly-spaced alternately arranged in a straight line, form corona wire ultraviolet lamp group, described corona pole plate and corona wire ultraviolet lamp group interval are alternately arranged in parallel, be fixed between the opposing sidewalls of insulation crust, the earth terminal of described pulse plasma generator and high-pressure side connect respectively corona pole plate and corona wire, pulse plasma generator is powered by regulated power supply, ultraviolet lamp is powered by voltage-stabilized power supply.This structure makes the electromagnetic field of ultraviolet ray and low-temperature plasma organically be combined into an entirety, and ultraviolet irradiation can promote reaction effect and the speed of low-temperature plasma, improves the treatment effect of waste gas.
Circulating water filtering system comprises waste water tank 10, clear water tanks 11, water pump and stainless steel bag filter 12, waste water tank 10 is positioned at deflection plate demister 5 belows, waste water tank 10 communicates with the discharge outlet of housing bottom, clear water tanks 11 is positioned at coarse filtration module 3 belows, clear water tanks 11 and spray equipment 7, 8, 9 are connected, the water inlet of stainless steel bag filter 12 is connected with waste water tank 10 through water pump, the delivery port of stainless steel bag filter 12 is connected with clear water tanks 11, water in waste water tank 10 flows into clear water tanks 11 after stainless steel bag filter 12 filters, in described waste water tank 10 and clear water tanks 11, be equipped with temperature sensor and tracing system.
Waste water tank 10 sidewalls are provided with overfall 14, sewage draining exit 16 and peep hole 17, and overfall 14 is positioned at water level place, and sewage draining exit 16 is positioned at lower water level place, and described sewage draining exit 16 is provided with magnetic valve, are provided with the clean shower nozzle being connected with clear water tanks 11 in described waste water tank 10.
Clear water tanks 11 sidewalls are provided with overfall 13 and sewage draining exit 15, overfall 13 is positioned at water level place, sewage draining exit 15 is positioned at lower water level place, described sewage draining exit 15 is provided with magnetic valve, in described clear water tanks 11, be provided with clean shower nozzle and fluid infusion motor-driven valve, described clean shower nozzle is connected with external water source with fluid infusion motor-driven valve.
The waste water that the waste water that in waste gas treatment process, ultra micro cleaning module 4 produces and cleaning coarse filtration module 3 and deflection plate demister 5 produce, flow in waste water tank 10 through the discharge outlet of housing, waste water flows in clear water tanks 11 stand-by after stainless steel bag filter 12 filters, in waste water tank 10 and clear water tanks 11, be also provided with clean shower nozzle, the sewage that clean waste water tank 10 and clear water tanks 11 produce is discharged by sewage draining exit 15,16.
When exhaust-gas treatment, waste gas, under the drive of outside centrifugal blower, is entered by the air inlet 1 of photochemistry coupled low temperature plasma waste gas treating device, first, through coarse filtration module 3, waste gas is carried out to pretreatment, removes the thick dust granules containing in waste gas; Waste gas after pretreatment enters ultra micro cleaning module 4, removes the fine particle containing in waste gas; Then waste gas enters deflection plate demister 5, removes the moisture containing in waste gas; Last waste gas enters photochemistry coupled low temperature plasma module 6, poisonous and harmful substance in waste gas reacts simultaneously under ultraviolet irradiation and with the high energy active particle that low-temperature plasma module produces, and reaches the object of removing the poisonous and harmful substance in waste gas; The most reprocessed waste gas is discharged from gas outlet 2.
In the process of exhaust-gas treatment, the various sensors that are located on air inlet 1 and gas outlet 2 carry out the measurement of pressure, humidity, temperature and gas concentration to the waste gas before and after processing, the voltage that regulates regulated power supply according to measured value, regulates the plasma concentration in photochemistry coupled low temperature plasma module 6 with this.
In exhaust-gas treatment, open the water pump in circulating water filtering system, the waste water in waste water tank 10 is pumped in stainless steel bag filter 12 and filtered; When clear water tanks 11 middle water levels are when too low, open fluid infusion motor-driven valve and carry out moisturizing, in the time that clear water tanks 11 middle water levels reach predetermined value, close fluid infusion motor-driven valve; When the temperature sensor in waste water tank 10 and clear water tanks 11 records temperature when too low, open tracing system and heat, in case the water freezing in waste water tank 10 and clear water tanks 11.
When clean this exhaust device, open spray equipment 7,9 and gases at high pressure Flushing nozzle in housing, clean cleaning coarse filtration module 3, deflection plate demister 5 and photochemistry coupled low temperature plasma module 6 respectively, sewage flows in waste water tank 10 by the discharge outlet of housing bottom; The clean shower nozzle of simultaneously opening in waste water tank 10 and clear water tanks 11 cleans waste water tank 10 and clear water tanks 11.
Claims (7)
1. a photochemistry coupled low temperature plasma waste gas treating device, comprise housing, described housing bottom is provided with discharge outlet, on the left and right sides wall of housing, be respectively equipped with air inlet and gas outlet, it between described air inlet and gas outlet, is the air channel being communicated with, it is characterized in that: in air channel, be provided with successively coarse filtration module along air inlet toward gas outlet direction, ultra micro cleaning module, deflection plate demister, photochemistry coupled low temperature plasma module and gases at high pressure Flushing nozzle, in coarse filtration module, directly over ultra micro cleaning module and deflection plate demister, be provided with spray equipment, described housing is provided with the circulating water filtering system being connected with spray equipment outward, described air inlet and gas outlet are also provided with pressure sensor, temperature sensor, humidity sensor and VOC detecting sensor.
2. photochemistry coupled low temperature plasma waste gas treating device according to claim 1, it is characterized in that: described coarse filtration module comprises multiple layer metal silk screen and the stainless steel housing of fold, the multiple layer metal silk screen of fold is riveted on this stainless steel housing, stainless steel housing is fixed on the inwall of housing, and the multiple layer metal silk screen of fold is placed on the cross section in air channel.
3. photochemistry coupled low temperature plasma waste gas treating device according to claim 1, is characterized in that: described ultra micro cleaning module is followed successively by front orifice plate, packing layer and rear orifice plate along air inlet toward gas outlet direction.
4. according to photochemistry coupled low temperature plasma waste gas treating device claimed in claim 1, it is characterized in that: described photochemistry coupled low temperature plasma module comprises insulation crust, corona pole plate, corona wire, pulse plasma generator and ultraviolet lamp, described insulation crust two ends are to logical, one end is gas input, the other end is gas output end, described corona wire and ultraviolet lamp are uniformly-spaced alternately arranged in a straight line, form corona wire ultraviolet lamp group, described corona pole plate and corona wire ultraviolet lamp group interval are alternately arranged in parallel, be fixed between the opposing sidewalls of insulation crust, the earth terminal of described pulse plasma generator and high-pressure side connect respectively corona pole plate and corona wire, pulse plasma generator is powered by regulated power supply, ultraviolet lamp is powered by voltage-stabilized power supply.
5. photochemistry coupled low temperature plasma waste gas treating device according to claim 1, it is characterized in that: described circulating water filtering system comprises waste water tank, clear water tanks, water pump and stainless steel bag filter, waste water tank is positioned at deflection plate demister below, waste water tank communicates with the discharge outlet of housing bottom, clear water tanks is positioned at coarse filtration module below, clear water tanks is connected with spray equipment, the water inlet of stainless steel bag filter is connected with waste water tank through water pump, the delivery port of stainless steel bag filter is connected with clear water tanks, water in waste water tank flows into clear water tanks after stainless steel bag filter filters, in described clear water tanks and waste water tank, be equipped with temperature sensor and tracing system.
6. according to photochemistry coupled low temperature plasma waste gas treating device claimed in claim 5, it is characterized in that: described waste water tank sidewall is provided with overfall, sewage draining exit and peep hole, overfall is positioned at the upper water level place of waste water tank, sewage draining exit is positioned at the lower water level place of waste water tank, described sewage draining exit is provided with magnetic valve, is provided with the clean shower nozzle being connected with clear water tanks in described waste water tank.
7. according to photochemistry coupled low temperature plasma waste gas treating device claimed in claim 5, it is characterized in that: described clear water tanks sidewall is provided with overfall and sewage draining exit, overfall is positioned at the upper water level place of clear water tanks, sewage draining exit is positioned at the lower water level place of clear water tanks, described sewage draining exit is provided with magnetic valve, in described clear water tanks, be provided with clean shower nozzle and fluid infusion motor-driven valve, described clean shower nozzle is connected with external water source with fluid infusion motor-driven valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420234118.6U CN203816442U (en) | 2014-05-08 | 2014-05-08 | Photochemical coupling low-temperature plasma waste gas treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420234118.6U CN203816442U (en) | 2014-05-08 | 2014-05-08 | Photochemical coupling low-temperature plasma waste gas treatment device |
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| Publication Number | Publication Date |
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| CN203816442U true CN203816442U (en) | 2014-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420234118.6U Expired - Fee Related CN203816442U (en) | 2014-05-08 | 2014-05-08 | Photochemical coupling low-temperature plasma waste gas treatment device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105169873A (en) * | 2015-10-10 | 2015-12-23 | 青岛亿士科环境科技有限公司 | Waste gas collecting and treating system device of petrochemical refined oil coking device |
| CN105180297A (en) * | 2015-07-17 | 2015-12-23 | 成都冠禹科技有限公司 | Air purification device with self-cleaning function |
| CN106310839A (en) * | 2016-11-19 | 2017-01-11 | 无锡市智锋金属科技有限公司 | Treatment box of tail gas treatment device |
| CN106890532A (en) * | 2017-04-10 | 2017-06-27 | 黄嘉铭 | The clarifier of low-altitude discharged waste gas purification treatment |
-
2014
- 2014-05-08 CN CN201420234118.6U patent/CN203816442U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105180297A (en) * | 2015-07-17 | 2015-12-23 | 成都冠禹科技有限公司 | Air purification device with self-cleaning function |
| CN105180297B (en) * | 2015-07-17 | 2017-11-14 | 合肥荣事达电子电器集团有限公司 | A kind of air cleaning unit with self-cleaning function |
| CN105169873A (en) * | 2015-10-10 | 2015-12-23 | 青岛亿士科环境科技有限公司 | Waste gas collecting and treating system device of petrochemical refined oil coking device |
| CN106310839A (en) * | 2016-11-19 | 2017-01-11 | 无锡市智锋金属科技有限公司 | Treatment box of tail gas treatment device |
| CN106890532A (en) * | 2017-04-10 | 2017-06-27 | 黄嘉铭 | The clarifier of low-altitude discharged waste gas purification treatment |
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| 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: 20140910 Termination date: 20200508 |
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| CF01 | Termination of patent right due to non-payment of annual fee |