CN205948668U - Light oxygen combination exhaust treatment device - Google Patents

Light oxygen combination exhaust treatment device Download PDF

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Publication number
CN205948668U
CN205948668U CN201620431161.0U CN201620431161U CN205948668U CN 205948668 U CN205948668 U CN 205948668U CN 201620431161 U CN201620431161 U CN 201620431161U CN 205948668 U CN205948668 U CN 205948668U
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CN
China
Prior art keywords
catalyst carrier
photooxidation
exhaust gas
gas processing
processing meanss
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
Application number
CN201620431161.0U
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Chinese (zh)
Inventor
李海周
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Yuechan Environmental Protection Technology Co ltd
Original Assignee
Shanghai Jiu Fu Environment Technology Co Ltd
Priority date (The priority date 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 date listed.)
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Publication date
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Priority to CN201620431161.0U priority Critical patent/CN205948668U/en
Application granted granted Critical
Publication of CN205948668U publication Critical patent/CN205948668U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Catalysts (AREA)

Abstract

The utility model discloses a light oxygen combination exhaust treatment device, it includes: and a housing, the inside both ends of shell respectively are equipped with one and keep apart the filter screen, two keep apart and be equipped with a plurality of catalyst support, adjacent two between the filter screen be provided with ultraviolet lamp no. 1 between the catalyst support, be located one of one end and keep apart and be provided with the catalytic reduction module between filter screen and the catalyst support, with be equipped with ultraviolet lamp no. 2 between the catalyst support that a catalyst support is adjacent with this catalyst support that the catalytic reduction module is adjacent. The utility model discloses the beneficial effect who has: 1, simple structure, operation simple accurate, 2, exhaust -gas treatment efficiency is higher, 3, clearance to VOCs compositions such as stench in the waste gas and non -methane total hydrocarbon reaches more than 98%.

Description

Photooxidation combined exhaust gas processing meanss
Technical field
This utility model is related to a kind of photooxidation combined exhaust gas processing meanss, belongs to field of environment engineering technology, especially work Industry technical field of waste gas treatment.
Background technology
In industrial processes, the toxic harmful exhaust gas of generation, often contain dust, VOCs, nitrogen oxides, sulfide, With foul odour etc..Currently for the process of such waste gas, the processing method of especially VOCs waste gas has many kinds, such as inhales Attached method, chemical oxidization method, bioanalysises, condensation method, Production by Catalytic Combustion Process, heat-accumulation combustion method, lower temperature plasma technology, photocatalytic-oxidation Change method and membrane separation process etc., above every kind of method has its corresponding scope of application, has respective pluses and minuses, wherein photocatalysis Stable, maintenance cost is low, treatment effeciency is high, equipment is simple to operation, non-secondary pollution, equipment wind due to having for oxidizing process Hinder relatively low, the low advantage of cost of investment and be widely used in industrial organic exhaust gas process field.In view of photochemical catalytic oxidation itself also has Some shortcomings, for the part that compensates its defect, this utility model increased pretreatment unit, rotation before photochemical catalytic oxidation equipment Stream plate tower, chemical reaction tower and moisture separator etc., pretreatment unit includes gas collection plenum chamber, defecator etc., and afterbody increases Can be to the catalytic reduction device of abnormal flavour advanced treating, such complete set, comprehensive exhaust gas purifying treatment system, can achieve After the process of VOCs waste gas, the target of qualified discharge.
Utility model content
The purpose of this utility model is a kind of photooxidation combined exhaust gas processing meanss and its processing method, to solve existing skill The problems referred to above in the presence of art.
To achieve these goals, the technical solution of the utility model is as follows:
A kind of photooxidation combined exhaust gas processing meanss, it includes:Shell, the inside of described shell is respectively arranged at the two ends with an isolation Filter screen, is provided with some catalyst carriers, is provided between two neighboring described catalyst carrier between two described isolating strainers Uviol lamp one, one positioned at one end is provided with catalysis recovery module between isolating strainer and catalyst carrier, with described catalysis It is provided with uviol lamp between an adjacent catalyst carrier of recovery module and the adjacent catalyst carrier of this catalyst carrier Two.
Preferably, a length of 220 ~ 300nm of ultraviolet light wave of described uviol lamp two.Catalyst absorbs this wave band photon Energy after, can excite photocatalyst surface element, electronics, atom occur transition, produce electron-hole pair, the electronics-sky of formation Cave is to having very strong activation energy, but unstable, can excite rapidly the O of in the air2、H2O equimolecular, produces the oxygen of strong oxidizing property Anion, hydroxyl radical free radical isoreactivity particle, these active particles can carry out oxidation Decomposition to VOCs molecule.
Preferably, in described catalyst carrier immobilized have immobilized have TiO2、SiO2、WO3With at least in CdO Plant noble metal nano catalyst.
Preferably, described catalysis recovery module include catalyst carrier and immobilized in described catalyst carrier Catalyst.
Preferably, described catalyst is CuO, Fe2O3、MnO2In at least one.
Preferably, described catalyst carrier is molecular sieve, cellular activated carbon, aluminium oxide or zeolite.
A kind of waste gas processing method based on aforesaid photooxidation combined exhaust gas processing meanss, it comprises the steps:
Uviol lamp A is reacted with the oxygen in waste gas, produces strong oxidizer, by photooxidation reaction thus removal portion Divide the VOCs composition in waste gas;
In described waste gas, the remaining VOCs composition being difficult to oxidative degradation will be by catalyst carrier, by touching in air, light Under the comprehensive function of special wavelength photon of matchmaker and uviol lamp B, produce the active particle with oxidisability, VOCS molecule is carried out Oxidation Decomposition, produces inorganic molecules material, and such as carbon dioxide, water lamp removes remaining VOCS and stink in removing exhaust gas further;
In waste gas, remaining a small amount of odorant pollutant and ozone will be processed by being catalyzed recovery module.
Preferably, the described active particle with oxidisability include negative oxygen ion, in hydroxyl radical free radical at least A kind of.
A kind of exhaust treatment system based on aforesaid photooxidation combined exhaust gas processing meanss, it is useless that it includes described photooxidation combination One or more of Flash Gas Compression Skid System and following apparatus:
Gas collection plenum chamber;
Rotating stream tray scrubber;
Chemical reaction tower;
Moisture separator;
Abnormal flavour advanced treatment apparatus;
High altitude discharge airduct;
Centrifugal blower.
The beneficial effects of the utility model are mainly reflected in:
1st, structure is simple, easy to operation;
2nd, the equipment windage of a whole set of combination unit is relatively low, non-secondary pollution, and cost of investment and operating cost are relatively low;
3rd, exhaust treatment efficiency is high, and the clearance for the stench in waste gas and VOCs composition reaches more than 98%.
Brief description
Fig. 1 is structural representation of the present utility model.
Specific embodiment
A kind of photooxidation combined exhaust gas processing meanss that this utility model provides, its structure is as shown in figure 1, include:Shell 1, The inside of shell 1 is respectively arranged at the two ends with an isolating strainer 2, is provided with some catalyst carriers 3 between two isolating strainers 2, adjacent It is provided with uviol lamp 1 between two catalyst carriers 3, set positioned between an isolating strainer 2 of one end and catalyst carrier 3 It is equipped with catalysis recovery module 6, adjacent with the catalysis adjacent catalyst carrier 3 of recovery module 6 and this catalyst carrier 3 one It is provided with uviol lamp 24 between individual catalyst carrier 3.
I.e. in the present embodiment, along air inlet to outgassing direction, it is provided with seven catalyst carriers in shell 1, to lean on most One catalyst carrier of nearly air inlet is designated as first catalyst carrier, then near a catalyst carrier of gas outlet be 7th catalyst carrier, uviol lamp 24 is just arranged between the 6th catalyst carrier and the 7th catalyst carrier.
Preferably, a length of 220 ~ 300nm of ultraviolet light wave of described uviol lamp two.Catalyst absorbs this wave band photon Energy after, can excite photocatalyst surface element, electronics, atom occur transition, produce electron-hole pair, the electronics-sky of formation Cave is to having very strong activation energy, but unstable, can excite rapidly the O of in the air2、H2O equimolecular, produces the oxygen of strong oxidizing property Anion, hydroxyl radical free radical isoreactivity particle, these active particles can carry out oxidation Decomposition to VOCs molecule.
Preferably, in described catalyst carrier immobilized have immobilized have TiO2、SiO2、WO3With at least in CdO Plant noble metal nano catalyst.
Preferably, described catalysis recovery module include catalyst carrier and immobilized in described catalyst carrier Catalyst.
Preferably, described catalyst is CuO, Fe2O3、MnO2In at least one.
Preferably, described catalyst carrier is molecular sieve, cellular activated carbon, aluminium oxide or zeolite.
A kind of waste gas processing method based on aforesaid photooxidation combined exhaust gas processing meanss, it comprises the steps:
By the oxygen reaction in uviol lamp A and waste gas, produce strong oxidizer, by photooxidation reaction thus going in removing exhaust gas VOCs composition;
In described waste gas, the remaining VOCs composition being difficult to oxidative degradation will be by catalyst carrier, by touching in air, light Under the comprehensive function of special wavelength photon of matchmaker and uviol lamp B, produce the active particle with oxidisability, VOCS molecule is carried out Oxidation Decomposition, produces inorganic molecules material, removes remaining VOCS and stink in removing exhaust gas further;
In waste gas, remaining a small amount of odorant pollutant and ozone will be processed by being catalyzed recovery module.
Preferably, the described active particle with oxidisability include negative oxygen ion, in hydroxyl radical free radical at least A kind of.
A kind of exhaust treatment system based on aforesaid photooxidation combined exhaust gas processing meanss, it is useless that it includes described photooxidation combination One or more of Flash Gas Compression Skid System and following apparatus:
Gas collection plenum chamber;
Rotating stream tray scrubber;
Chemical reaction tower;
Moisture separator;
Abnormal flavour advanced treatment apparatus;
High altitude discharge airduct;
Centrifugal blower.
The beneficial effects of the utility model are mainly reflected in:
1st, structure is simple, easy to operation;
2nd, the equipment windage of a whole set of combination unit is relatively low, non-secondary pollution, and cost of investment and operating cost are relatively low;
3rd, exhaust treatment efficiency is high, and the clearance for the stench in waste gas and VOCs composition reaches more than 98%.
In sum, preferred embodiment only of the present utility model, is not used for limiting this utility model enforcement Scope, the impartial change that shape described in all right according to this utility model, construction, feature and spirit are done with repair Decorations, all should be included in right of the present utility model.

Claims (5)

1. a kind of photooxidation combined exhaust gas processing meanss are it is characterised in that include:Shell, the inside of described shell is respectively arranged at the two ends with One isolating strainer, is provided with some catalyst carriers between two described isolating strainers, two neighboring described catalyst carrier it Between be provided with uviol lamp one, one positioned at one end is provided with catalysis recovery module between isolating strainer and catalyst carrier, with Set between the described catalysis adjacent catalyst carrier of recovery module and the adjacent catalyst carrier of this catalyst carrier There is uviol lamp two.
2. photooxidation combined exhaust gas processing meanss as claimed in claim 1 are it is characterised in that the ultraviolet light wave of described uviol lamp one A length of 170~200nm, a length of 220~300nm of ultraviolet light wave of described uviol lamp two.
3. photooxidation combined exhaust gas processing meanss as claimed in claim 1 are it is characterised in that described catalysis recovery module includes urging Agent carrier and immobilized catalyst in described catalyst carrier.
4. the photooxidation combined exhaust gas processing meanss as described in claim 1 or 3 are it is characterised in that described catalyst carrier is to divide Sub- sieve, cellular activated carbon, aluminium oxide or zeolite.
5. a kind of exhaust treatment system based on the photooxidation combined exhaust gas processing meanss described in claim 1 is it is characterised in that wrap Include one or more of described photooxidation combined exhaust gas processing meanss and following apparatus:
Gas collection plenum chamber;
Rotating stream tray scrubber;
Chemical reaction tower;
Moisture separator;
Abnormal flavour advanced treatment apparatus;
High altitude discharge airduct;
Centrifugal blower.
CN201620431161.0U 2016-05-13 2016-05-13 Light oxygen combination exhaust treatment device Expired - Fee Related CN205948668U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620431161.0U CN205948668U (en) 2016-05-13 2016-05-13 Light oxygen combination exhaust treatment device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620431161.0U CN205948668U (en) 2016-05-13 2016-05-13 Light oxygen combination exhaust treatment device

Publications (1)

Publication Number Publication Date
CN205948668U true CN205948668U (en) 2017-02-15

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Country Status (1)

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CN (1) CN205948668U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105921009A (en) * 2016-05-13 2016-09-07 上海玖富环境科技有限公司 Light-oxygen combined waste gas treatment device and treatment method thereof
CN108273344A (en) * 2018-03-13 2018-07-13 张世红 A kind of integrated-type organic waste gas treatment device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105921009A (en) * 2016-05-13 2016-09-07 上海玖富环境科技有限公司 Light-oxygen combined waste gas treatment device and treatment method thereof
CN108273344A (en) * 2018-03-13 2018-07-13 张世红 A kind of integrated-type organic waste gas treatment device

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20200710

Address after: Room 118, building 4, No. 407, Rongxing Road, Songjiang District, Shanghai, 201600

Patentee after: Shanghai Yuechan Environmental Protection Technology Co.,Ltd.

Address before: Three road 201612 Shanghai city new town, Songjiang District new Temple No. 1085-2

Patentee before: SHANGHAI JIUFU ENVIRONMENT TECHNOLOGY Co.,Ltd.

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170215