CN102357256A - Two-waveband photocatalyst titanium oxide catalytic purifying module - Google Patents
Two-waveband photocatalyst titanium oxide catalytic purifying module Download PDFInfo
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- CN102357256A CN102357256A CN2011102025601A CN201110202560A CN102357256A CN 102357256 A CN102357256 A CN 102357256A CN 2011102025601 A CN2011102025601 A CN 2011102025601A CN 201110202560 A CN201110202560 A CN 201110202560A CN 102357256 A CN102357256 A CN 102357256A
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- filtering net
- ultraviolet source
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- 239000011941 photocatalyst Substances 0.000 title claims abstract description 63
- 230000003197 catalytic effect Effects 0.000 title abstract description 9
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 title abstract description 6
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 title abstract description 4
- 238000001914 filtration Methods 0.000 claims description 35
- 238000004140 cleaning Methods 0.000 claims description 18
- 230000003287 optical effect Effects 0.000 claims description 16
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 10
- 239000003054 catalyst Substances 0.000 claims description 10
- 229910052719 titanium Inorganic materials 0.000 claims description 10
- 239000010936 titanium Substances 0.000 claims description 10
- 238000005245 sintering Methods 0.000 claims description 7
- 230000001413 cellular effect Effects 0.000 claims description 5
- 238000004659 sterilization and disinfection Methods 0.000 abstract description 12
- 230000009931 harmful effect Effects 0.000 abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 9
- 230000001954 sterilising effect Effects 0.000 abstract description 7
- 231100000614 poison Toxicity 0.000 abstract description 5
- 230000007096 poisonous effect Effects 0.000 abstract description 5
- 230000006378 damage Effects 0.000 abstract description 4
- 230000000593 degrading effect Effects 0.000 abstract description 3
- 239000012855 volatile organic compound Substances 0.000 abstract 2
- 239000007789 gas Substances 0.000 description 10
- 238000000746 purification Methods 0.000 description 8
- 231100000331 toxic Toxicity 0.000 description 8
- 230000002588 toxic effect Effects 0.000 description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 7
- 230000000844 anti-bacterial effect Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 230000003647 oxidation Effects 0.000 description 6
- 238000007254 oxidation reaction Methods 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- 241000700605 Viruses Species 0.000 description 4
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 3
- 150000001450 anions Chemical class 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 230000008030 elimination Effects 0.000 description 3
- 238000003379 elimination reaction Methods 0.000 description 3
- 239000000796 flavoring agent Substances 0.000 description 3
- 235000019634 flavors Nutrition 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000001590 oxidative effect Effects 0.000 description 3
- 238000001179 sorption measurement Methods 0.000 description 3
- 229910010413 TiO 2 Inorganic materials 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000005416 organic matter Substances 0.000 description 2
- 238000006385 ozonation reaction Methods 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 238000004887 air purification Methods 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- DNJIEGIFACGWOD-UHFFFAOYSA-N ethanethiol Chemical compound CCS DNJIEGIFACGWOD-UHFFFAOYSA-N 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 239000002920 hazardous waste Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 230000002147 killing effect Effects 0.000 description 1
- 244000144972 livestock Species 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 210000000697 sensory organ Anatomy 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
- 229910021642 ultra pure water Inorganic materials 0.000 description 1
- 239000012498 ultrapure water Substances 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
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- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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Abstract
The invention relates to a two-waveband photocatalyst titanium oxide catalytic purifying module which comprises, in a sequence from an air inlet to an air outlet, a first photocatalyst filter screen, a plurality of first waveband UV light sources, a plurality of second waveband UV light sources and a second photocatalyst filter screen, wherein, the first waveband UV light sources and the second waveband UV light sources are all tubular light sources, the first waveband UV light sources are UV light in a waveband of 185 nm to 172 nm, and the second waveband UV light sources are UV light in a waveband of 253.7 nm to 200 nm. The invention has the advantages of no harm to human bodies and capacity of degrading poisonous and harmful organic matters and VOC (volatile organic compounds) in the air and water bodies, carrying out disinfection and sterilization and eliminating O3.
Description
Technical field
Environmental improvement technical field and external environment are administered technical field, particularly a kind of two waveband photocatalyst oxidizes titanium catalyst cleaning module in the present invention relates to.
Background technology
Aerial poisonous and harmful, abnormal flavour, foul gas and antibacterial are mainly from places such as industrial undertaking's workshop, garbage disposal plant, sewage pumping station, sewage treatment plant, livestock products farm and public lavatory, feces, refuse transfer stations.Its poisonous and harmful, abnormal flavour, foul gas, antibacterial etc. have strong impulse property, and can damage the healthy of people.Relevant in this respect air purifying process, water pollute abnormal flavour, the common processing method that adopts of stench has: ozonization, activated carbon adsorption, anion fine-purification etc.
Ozonization: ozone has good killing action to microorganism, but there is clear and definite regulation in country to ozone content in the air, the too high health that can influence human body of ozone concentration.
Activated carbon adsorption: active carbon has the good adsorption performance, and chemical pollutant has thousands of kinds in the air, and active carbon can not adsorb all chemical gas, and active carbon is easy saturated, and service life is short, is prone to cause second environmental pollution.
Anion fine-purification: anion can not produce purification to organic harmful gas, and sterilizing ability is limited, can only assisted dust-collecting, and let the people on sense organ, feel comfortable.
Through contrast, more than these purification methods have great limitation and significant disadvantages, limited and use to have promoted.
CN200410039523.3 discloses a kind of photocatalyst purifier; Be as excitaton source with ultraviolet LED lamp; CN200410039524.8 discloses a kind of photocatalyst air purification device, is to utilize 365nm and 254nm band ultraviolet as excitaton source, and CN200710002295.6 discloses a kind of photocatalyst air purifying module and air cleaning facility; Mainly be to carry out making in the purification process light source can uniform distribution to air; The effect of performance photocatalyst filtering net, CN02103692.6 discloses a kind of purifier, only is used for the organic degraded of ultra-pure water; CN03149785.3 discloses and a kind ofly can produce 253.7nm and a spot of 185nm ultraviolet simultaneously; Unite the VUV light catalytic purifying air of use and the device of water with photocatalyst, its Burdick lamp is the mixing two waveband ultraviolet that same tubes produces, and CN200910048838.7 discloses a kind of double-wavelength nanometer plasma air purifier; Described dual wavelength ultraviolet lamp tube is the ultraviolet lamp tube that a tubes produces 253.7nm and 185nm band ultraviolet simultaneously, is a kind of mixing ripple quartz burner.This sends two kinds of band ultraviolets in same tubes, under the almost consistent situation of operating distance, and the O that the 253.7nm ultraviolet is produced the 185nm band ultraviolet
3Carry out absorption cleaning; Offset the Degradation that most 185nm band ultraviolets produce; Be left just can only play simple sterilization, germ-resistant effect; This also be order on the market the ultraviolet light depurator generally can only be used for sterilization, germ-resistant occasion, a basic reason place but can't degrading to Organic substance, toxic harmful exhaust gas, VOC.
In order to tackle serious environmental pollution problem day by day, it is a kind of both harmless to the person to be badly in need of exploitation, toxic organics, VOC, disinfection, elimination O in can degrade again air and the water body
3Cleaning module and purification method.
Technology contents
The objective of the invention is to solve the deficiency of prior art and provide a kind of both harmless, the toxic organics in can degrade again air and the water body, volatile organic matter (VOC), disinfection, elimination O the person
3Two waveband photocatalyst oxidizes titanium catalyst cleaning module, be fit to family or small size oodle shop and do existing usefulness at present.
A kind of two waveband photocatalyst oxidizes titanium catalyst cleaning module; Comprise first photocatalyst filtering net, a plurality of first wave band ultraviolet source, a plurality of second wave band ultraviolet source and second photocatalyst filtering net from air intlet successively to outlet; Said a plurality of first wave band ultraviolet source and a plurality of second wave band ultraviolet source are tubular light source; The said first wave band ultraviolet source is the ultraviolet of wave band between 185nm～172nm, and the said second wave band ultraviolet source is the ultraviolet of wave band between 253.7nm～200nm.
Among the present invention, the said first wave band ultraviolet source and the second wave band ultraviolet source by a plurality of ultraviolet lamp tube horizontal positioned after again arranged vertical become an optical plane to constitute or place by a plurality of ultraviolet lamp tubes are vertical after horizontally become an optical plane to constitute again.
Among the present invention, said first photocatalyst filtering net and second photocatalyst filtering net and said optical plane laterally arrange.
Among the present invention, distance is 100mm～150mm between the optical plane that the optical plane that optical plane that the optical plane that said first photocatalyst filtering net and the first wave band ultraviolet source constitute, second photocatalyst filtering net and the second wave band ultraviolet source constitute and the said first wave band ultraviolet source constitute and the second wave band ultraviolet source constitute.
Among the present invention, said first photocatalyst filtering net and second photocatalyst filtering net adopt surperficial sintering that TiO is arranged
2Particulate cellular photocatalyst filtering net.
Among the present invention, be provided with the shading baffle plate in a side that has the people to operate between said first photocatalyst filtering net and second photocatalyst filtering net.
Adopt such scheme; Utilize the catalysed oxidn of photocatalyst when using the first wave band ultraviolet source in the two waveband independently to produce the direct degradation of organic substances of 185nm wave band, poisonous and harmful, VOC waste gas; The airborne Organic substance of synergistic purification, toxic harmful exhaust gas; Utilize the second wave band ultraviolet source to produce the antibacterial of 253.7nm disinfection by ultraviolet light; With photocatalyst generation catalytic oxidation degrade airborne toxic organics, VOC waste gas, the unnecessary O that simultaneously the first wave band ultraviolet source wave band is produced
3Absorption cleaning.The photocatalyst filter net adopts surperficial sintering that TiO is arranged
2Particulate cellular photocatalyst filtering net, its specific surface area is big, and catalytic oxidation is abundant, TiO
2Adopt surperficial sintering processing, can guarantee TiO
2Evenly coating, spreading rate 99.9%, and under the ultraviolet light long-term irradiation, can not come off.This module is the modularized design of plug and play, can be according to different users, different working conditions demand increase and decrease module number.The shading baffle plate is provided with, and prevents the injury of ultraviolet to human body.
Description of drawings
Fig. 1: front view of the present invention;
Fig. 2: the structural representation of embodiments of the invention one;
Fig. 3: the structural representation of embodiments of the invention two;
In the accompanying drawing 1,2,3, the 1-first photocatalyst filter net, the 2-first wave band ultraviolet source, the 3-second wave band ultraviolet source, the 4-second photocatalyst filter net, 5-shading baffle plate.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is described further.
As shown in Figure 1, the principle explanation: placing sintering respectively on the both sides of uviol lamp has TIO
2The particulate first photocatalyst filter net 1; Catalytic oxidation under 185nm～172nm ultraviolet irradiation that the first wave band ultraviolet source 2 produces, takes place during through the photocatalyst filter net in organic, poisonous, harmful exhaust; When the ultraviolet radiation first photocatalyst filter net 1; At the electronics of valence band electronics by the ultraviolet energy excitation conduction band of jumping, the positive hole that the valence band of this moment just can produce positively charged, and it is right to form one group of electronics-electric hole.Titanium dioxide then utilizes the oxidizing force in the electric hole that is produced and the H that electron reduction power contacts with the surface
2O, O
2Have an effect, produce the extremely strong free radical of oxidizing force.It is with airborne O
2Change O into
3, O
3Have strong oxidizing property, degrade airborne Organic substance and harmful gas, kill airborne antibacterial and virus.Then after the second 3-band ultraviolet light source generated 253.7nm ~ 200nm UV source as rear drive, use 253.7nm ~ 200nm UV energy in the air directly kill bacteria and viruses sterilizing Quchu the characteristics of hazardous waste through disinfect.253.7nm～200nm ultraviolet can also be to the unnecessary O that front 185nm～the 172nm band ultraviolet is produced
3Carry out absorption cleaning, thereby reach under the prerequisite of the organic toxic harmful exhaust of fully degrading, unnecessary O
3Carry out absorption cleaning.The second photocatalyst filter net 4 through end carries out catalytic oxidation more then; The harmful gas VOC that will pass through etc. is decomposed into carbon dioxide and water, the toxic organics in degrade like this air and the water body, volatile organic matter (VOC), disinfection, elimination O
3.
Embodiment one:
Comprise first photocatalyst filtering net 1, the first wave band ultraviolet source 2, the second wave band ultraviolet source 3 and second photocatalyst filtering net 4 successively from air intlet to outlet; The said first wave band ultraviolet source 2 is tubular light source with a plurality of second wave band ultraviolet sources 3; The said first wave band ultraviolet source 2 is the ultraviolet of 185nm wave band; The said second wave band ultraviolet source 3 is the ultraviolet of 253.7nm wave band; First photocatalyst filtering net 1, the first wave band ultraviolet source 2, the second wave band ultraviolet source 3 and second photocatalyst filtering net, 4 adjacent distances between the two are 100mm; The said first wave band ultraviolet source 2 and the second wave band ultraviolet source 3 by a plurality of ultraviolet lamp tube horizontal positioned after again arranged vertical become an optical plane to constitute, said first photocatalyst filtering net 1 and second photocatalyst filtering net 4 adopt surperficial sintering that TiO is arranged
2Particulate cellular photocatalyst filtering net is provided with shading baffle plate 5 in a side that has the people to operate between said first photocatalyst filtering net 1 and second photocatalyst filtering net 4.
The gas that contains toxic organics, VOC and antibacterial, virus is through having TiO at sintering
2Particulate cellular first photocatalyst filtering net 1 is the Burdick lamp irradiated region of 185nm again through wave band, under first wave band ultraviolet source 2 irradiations of 185nm wave band as the front wheel driving source, catalytic oxidation takes place; Afterwards the 185nm wave band as the first wave band ultraviolet source, 2 direct irradiations in front wheel driving source under toxic organics, VOC degrade, generate carbon dioxide and water, antibacterial, virus are directly killed by ultraviolet; Be the second wave band ultraviolet source, the 3 irradiated region direct irradiations of 253.7nm again through wave band, once more to carry out disinfection through gas, antibacterial; The unnecessary O that produces the Burdick lamp of 185nm simultaneously
3Absorption cleaning.Arrive the second terminal photocatalyst filtering net 4 at last, under the ultra violet lamp of 253.7nm, carry out further catalytic oxidation, fully purification, disinfection.Be provided with shading baffle plate 5 in one side, prevent the injury of ultraviolet human body near operator.
Embodiment two:
In the water removing pollutant was administered, cleaning principle was identical with embodiment one, and different is; The first wave band ultraviolet source 2 vertically horizontally becomes an optical plane to constitute after the placement with the second wave band ultraviolet source 3 by a plurality of ultraviolet lamp tubes again; Lamp holder one end that makes ultraviolet lamp tube connect power supply surfaces up, plays the anticreep effect of insulation, guarantees the operate as normal of fluorescent tube; Be provided with shading baffle plate 5 with both sides up in addition and prevent that ultraviolet from leaking, like Fig. 3.
Among the present invention; Optimum distance between their threes of the first wave band ultraviolet source and the second wave band ultraviolet source and photocatalyst filter net is between 100～150mm; The situation that can avoid the illumination decay causes behind the uviol lamp life-time service sterilization effect to descend like this takes place, and guarantees best sterilization effect.Size of the present invention is confirmed according to the size of intake; And invention is the modularized design of plug and play; Can be according to different users, different working conditions demand increase and decrease module number; Make various corresponding equivalence changes according to technical scheme of the present invention and technical conceive, all should belong to the protection domain of claim of the present invention.
Claims (6)
1. two waveband photocatalyst oxidizes titanium catalyst cleaning module; It is characterized in that: comprise first photocatalyst filtering net, a plurality of first wave band ultraviolet source, a plurality of second wave band ultraviolet source and second photocatalyst filtering net successively to outlet from air intlet; Said a plurality of first wave band ultraviolet source and a plurality of second wave band ultraviolet source are tubular light source; The said first wave band ultraviolet source is the ultraviolet of wave band between 185nm～172nm, and the said second wave band ultraviolet source is the ultraviolet of wave band between 253.7nm～200nm.
2. two waveband photocatalyst oxidizes titanium catalyst cleaning module according to claim 1 is characterized in that: the said first wave band ultraviolet source and the second wave band ultraviolet source by a plurality of ultraviolet lamp tube horizontal positioned after again arranged vertical become an optical plane to constitute or place by a plurality of ultraviolet lamp tubes are vertical after horizontally become an optical plane to constitute again.
3. two waveband photocatalyst oxidizes titanium catalyst cleaning module according to claim 2, it is characterized in that: said first photocatalyst filtering net and second photocatalyst filtering net and said optical plane laterally arrange.
4. according to claim 2 or 3 described two waveband photocatalyst oxidizes titanium catalyst cleaning modules, it is characterized in that: distance is 100mm～150mm between the optical plane that the optical plane that optical plane that the optical plane that said first photocatalyst filtering net and the first wave band ultraviolet source constitute, second photocatalyst filtering net and the second wave band ultraviolet source constitute and the said first wave band ultraviolet source constitute and the second wave band ultraviolet source constitute.
5. two waveband photocatalyst oxidizes titanium catalyst cleaning module according to claim 1, it is characterized in that: said first photocatalyst filtering net and second photocatalyst filtering net adopt surperficial sintering that Ti0 is arranged
2Particulate cellular photocatalyst filtering net.
6. two waveband photocatalyst oxidizes titanium catalyst cleaning module according to claim 1 is characterized in that: be provided with the shading baffle plate in a side that has the people to operate between said first photocatalyst filtering net and second photocatalyst filtering net.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102025601A CN102357256A (en) | 2011-07-19 | 2011-07-19 | Two-waveband photocatalyst titanium oxide catalytic purifying module |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102025601A CN102357256A (en) | 2011-07-19 | 2011-07-19 | Two-waveband photocatalyst titanium oxide catalytic purifying module |
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| CN102357256A true CN102357256A (en) | 2012-02-22 |
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| CN103463973A (en) * | 2013-09-13 | 2013-12-25 | 四川志得环保科技有限公司 | Light energy catalytic exhaust gas purifier and exhaust gas purification method thereof |
| CN104083983A (en) * | 2014-07-21 | 2014-10-08 | 深圳市开天源自动化工程有限公司 | Device and method for decomposing air pollutants by dual-wave-length ultraviolet rays |
| CN104602793A (en) * | 2012-06-29 | 2015-05-06 | 首尔伟傲世有限公司 | Apparatus for cleaning fluid |
| CN105289291A (en) * | 2015-11-25 | 2016-02-03 | 江苏中科睿赛污染控制工程有限公司 | Photoelectric integrated treatment apparatus of VOCs |
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| CN107051192A (en) * | 2017-03-29 | 2017-08-18 | 甘肃中天兰洁节能环保科技发展有限公司 | It is combined complementary photodissociation catalysis oxidation waste odour-gas cleaning treatment system |
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Application publication date: 20120222 |