CN104923074A - Photocatalysis-based organic waste gas treatment device - Google Patents
Photocatalysis-based organic waste gas treatment device Download PDFInfo
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- CN104923074A CN104923074A CN201510276637.8A CN201510276637A CN104923074A CN 104923074 A CN104923074 A CN 104923074A CN 201510276637 A CN201510276637 A CN 201510276637A CN 104923074 A CN104923074 A CN 104923074A
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Abstract
The invention discloses a photocatalysis-based organic waste gas treatment device which comprises a pre-filtration assembly, at least one photocatalytic assembly, a draft fan and an exhaust assembly, wherein the pre-filtration assembly, the photocatalytic assemblies, the draft fan and the exhaust assembly are connected in sequence through pipelines; the pre-filtration assembly comprises a filtration housing and a plurality of filtration plates arranged in the filtration housing in parallel; each filtration plate comprises a mounting frame, a filtration plate body arranged in the mounting frame and filtration nets arranged on two sides of the filtration plate body; each photocatalytic assembly comprises a photocatalytic housing and a plurality of ultraviolet lamp tubes arranged in the photocatalytic housing; the mounting direction of each ultraviolet lamp tube is parallel to the airflow direction; a titanium dioxide coating is arranged on the inner wall of the photocatalytic housing. The invention designs a process for filtering, reacting and discharging waste gas in sequence, and the organic waste gas treatment device is simple in structure and has the effects of saving materials and improving purification.
Description
Technical field
The present invention relates to a kind of based on light-catalysed organic waste gas treatment device.
Background technology
Along with the progress of society and the continuous expansion of industrial technology, weaving with the production of the buntings such as Compound Fabric, gold stamping cloth, moulding cloth of textile is more and more general, the buntings such as Compound Fabric, gold stamping cloth, moulding cloth can make a large amount of organic solvents as organic solvents such as polyester, resin, glue, butanone, diluents in process of production, these can become volatile organic waste gas through the organic solvent such as polyester, resin, glue, butanone, diluent of heating, these organic exhaust gas are directly emptying, severe contamination will be caused to environment, be detrimental to health and ecological environment.In order to protection of the environment; avoid atmosphere pollution; purified treatment must be carried out before entering air containing the waste gas of pernicious gas; enter the pernicious gas amount of air or harmful gas concentration and must not exceed the numerical value that discharge standard specifies; as high altitude discharge only solves the pollution problem in some areas; the nuisance total amount entering air does not reduce, and does not fundamentally solve atmosphere polluting problem.Existing waste gas treatment equipment is as photocatalysis VOCs treatment device, due to the dust granules thing containing part in organic exhaust gas, if dust granules is remained in processor by during photocatalysis VOCs treatment device, thus have impact on the normal work of light-catalyzed reaction, in addition, because waste gas has certain temperature, if directly processed waste gas by photocatalysis, then reaction efficiency and the quality of waste gas can be reduced.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, provide a kind of based on light-catalysed organic waste gas treatment device.
The object of the invention is to be achieved through the following technical solutions: a kind of based on light-catalysed organic waste gas treatment device, it comprises a pre-filtering assembly, at least one photocatalysis assembly, air-introduced machine and gas deflation assembly; Described pre-filtering assembly, photocatalysis assembly, air-introduced machine are connected by pipeline successively with gas deflation assembly;
Described pre-filtering assembly comprises filter shell and multiple filter being set in parallel in filter shell inside; Described filter shell inwall is provided with filter with the use of slot; Described filter comprises frame for installing, be arranged on the filter of frame for installing inside and be arranged on the screen pack on filter two sides; Described filter is arranged on filter shell inside by slot;
Described photocatalysis assembly comprises photocatalysis shell and multiple quartz burner being arranged on photocatalysis enclosure; Interval between described quartz burner and the interval between quartz burner and housing identical, the installation direction of quartz burner is parallel with airflow direction; The inwall of described photocatalysis shell is provided with coating of titanium dioxide.
Described filter is activated carbon fibre filtering plate.
The filter shell of described pre-filtering assembly is provided with first body of convenient guarantee, first described body is provided with handle.
Described photocatalysis assembly also comprises multiple activated carbon fiber with nano titanium dioxide photocatalyst be arranged on around quartz burner.
Described photocatalysis assembly is also provided with second body with observation window, and second described body is provided with handle.
Described air-introduced machine is the air-introduced machine of negative-pressure operation.
Described gas deflation assembly is high 15 meters.
The invention has the beneficial effects as follows: 1, by pre-filtering assembly and multilayer activated carbon filtration plate structure, effectively remove organic granular and improve organic exhaust gas degradation rate.2, effectively can ensure the reflection degradation time of organic exhaust gas, meet high-level processing requirements.3, the demolition, installation of NACF filter and maintenance, replacing can be facilitated, lower use cost.4, facilitate the dust of ultraviolet lamp tube-surface and the cleaning of greasy dirt, ensure ultraviolet penetrance and exposure intensity.5, there is the features such as stable and reliable operation, operating cost is low, easy to maintenance.6, multi-stage light catalytic module is adopted, better effects if.
Accompanying drawing explanation
Fig. 1 is block diagram of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, technical scheme of the present invention is described in further detail: as shown in Figure 1, a kind of based on light-catalysed organic waste gas treatment device, it comprises a pre-filtering assembly, at least one photocatalysis assembly, air-introduced machine and gas deflation assembly; Described pre-filtering assembly, photocatalysis assembly, air-introduced machine are connected by pipeline successively with gas deflation assembly;
Described pre-filtering assembly comprises filter shell and multiple filter being set in parallel in filter shell inside; Described filter shell inwall is provided with filter with the use of slot; Described filter comprises frame for installing, be arranged on the filter of frame for installing inside and be arranged on the screen pack on filter two sides; Described filter is arranged on filter shell inside by slot;
Described photocatalysis assembly comprises photocatalysis shell and multiple quartz burner being arranged on photocatalysis enclosure; Interval between described quartz burner and the interval between quartz burner and housing identical, the installation direction of quartz burner is parallel with airflow direction; The inwall of described photocatalysis shell is provided with coating of titanium dioxide.
Described filter is activated carbon fibre filtering plate.
In pre-filtering component, multiple NACF filter is installed, can increases to several times the net sectional area of pre-filtering component, reduce air loss., NACF filter is installed respectively meanwhile, can when ensureing flow resistance, transition from the old to the new, old plate reuse.
The filter shell of described pre-filtering assembly is provided with first body of convenient guarantee, first described body is provided with handle.By guarantee door, can facilitate the demolition, installation of NACF filter and maintenance, replacing, guarantee door can prevent the leakage of ozone.
Described photocatalysis assembly also comprises multiple activated carbon fiber with nano titanium dioxide photocatalyst be arranged on around quartz burner.
Described photocatalysis assembly is also provided with second body with observation window, and second described body is provided with handle.
Described air-introduced machine is the air-introduced machine of negative-pressure operation.
Described gas deflation assembly is high 15 meters.
During real work, organic exhaust gas enters in light catalytic module by after the process of pre-filtering component filters, after high energy ultraviolet photodissociation catalytic oxidation treatment, then by draining into 15 meters of high-altitude qualified discharges outside the air-introduced machine of negative-pressure operation.
In photocatalysis assembly, high energy ultraviolet Line beam and air, titanium dioxide react the ozone, the OH (hydroxyl radical free radical) that produce to carry out collaborative decomposing oxidation reaction to foul gas, large molecule foul gas makes its chain structure rupture under action of ultraviolet radiation simultaneously, foul gas Substance Transformation is made to be micromolecular compound or the permineralization of odorless, generate water and CO2, enter air through exhaust duct after up to standard, whole decomposition oxidizing process completed in 1 second, utilize high energy ultraviolet Line beam, make in air, to produce a large amount of free electrons, these electronics major parts can obtain by oxygen, form negative oxygen ion (O3-), negative oxygen ion is unstable, be easy to lose an electronics and become active oxygen (ozone), ozone is advanced oxidation agent, can oxidation Decomposition organic matter and inorganic matter, under the effect of ozone, these foul gas are broken down into small-molecule substance by macromolecular substances, until mineralising, photocatalysis assembly efficiently can remove volatile organic matter (VOC), inorganic matter, hydrogen sulfide, ammonia, the major pollutants such as thio-alcohol, and each specific aim foul smell, deodorization efficiency is up to more than 96%.
The speed that ultraviolet is decayed in atmosphere is very fast, and the distance of quartz burner and organic exhaust gas is nearer, and better, namely distance is inversely proportional to effect the effect of organic matter photodissociation.Ultraviolet irradiating dose is the leading indicator ensureing organic exhaust gas photodissociation rate, when irradiation time is fixing, ensures that uitraviolet intensity is most important to meeting organic exhaust gas photodissociation rate.So be evenly arranged in housing by quartz burner, the ultraviolet of surrounding scattering carries out light degradation to the organic exhaust gas entering photocatalysis treatment component all effectively, improve degradation efficiency.
The present invention designs a kind of process of filtering organic exhaust gas successively, react and discharging, rational in infrastructure, has the effect of saving material, improving purification.
Claims (7)
1. based on a light-catalysed organic waste gas treatment device, it is characterized in that: it comprises a pre-filtering assembly, at least one photocatalysis assembly, air-introduced machine and gas deflation assembly; Described pre-filtering assembly, photocatalysis assembly, air-introduced machine are connected by pipeline successively with gas deflation assembly;
Described pre-filtering assembly comprises filter shell and multiple filter being set in parallel in filter shell inside; Described filter shell inwall is provided with filter with the use of slot; Described filter comprises frame for installing, be arranged on the filter of frame for installing inside and be arranged on the screen pack on filter two sides; Described filter is arranged on filter shell inside by slot;
Described photocatalysis assembly comprises photocatalysis shell and multiple quartz burner being arranged on photocatalysis enclosure; Interval between described quartz burner and the interval between quartz burner and housing identical, the installation direction of quartz burner is parallel with airflow direction; The inwall of described photocatalysis shell is provided with coating of titanium dioxide.
2. one according to claim 1 is based on light-catalysed organic waste gas treatment device, it is characterized in that: described filter is activated carbon fibre filtering plate.
3. one according to claim 1 is based on light-catalysed organic waste gas treatment device, it is characterized in that: first body filter shell of described pre-filtering assembly being provided with convenient guarantee, first described body is provided with handle.
4. one according to claim 1 is based on light-catalysed organic waste gas treatment device, it is characterized in that: described photocatalysis assembly also comprises multiple activated carbon fiber with nano titanium dioxide photocatalyst be arranged on around quartz burner.
5. one according to claim 1 is based on light-catalysed organic waste gas treatment device, it is characterized in that: described photocatalysis assembly is also provided with second body with observation window, and second described body is provided with handle.
6. one according to claim 1 is based on light-catalysed organic waste gas treatment device, it is characterized in that: described air-introduced machine is the air-introduced machine of negative-pressure operation.
7. one according to claim 1 is based on light-catalysed organic waste gas treatment device, it is characterized in that: described gas deflation assembly is high 15 meters.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510276637.8A CN104923074B (en) | 2015-05-27 | 2015-05-27 | One kind is based on light-catalysed organic waste gas treatment device |
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| CN201510276637.8A CN104923074B (en) | 2015-05-27 | 2015-05-27 | One kind is based on light-catalysed organic waste gas treatment device |
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| CN104923074A true CN104923074A (en) | 2015-09-23 |
| CN104923074B CN104923074B (en) | 2017-08-29 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016188208A1 (en) * | 2015-05-27 | 2016-12-01 | 成都虹华环保科技股份有限公司 | Safe and reliable cyclic washing type waste gas treatment system |
| CN108479381A (en) * | 2018-03-26 | 2018-09-04 | 安徽科耀环保科技有限公司 | Organic waste gas treatment method based on photooxidation |
| CN108889043A (en) * | 2018-07-19 | 2018-11-27 | 江苏安纳泰环保科技有限公司 | A kind of photocatalysis organic waste gas treatment device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203916427U (en) * | 2014-06-13 | 2014-11-05 | 厦门嘉达环保建造工程有限公司 | Photocatalysis organic waste gas treatment system |
| CN204193786U (en) * | 2014-09-15 | 2015-03-11 | 杭州青云环境工程有限公司 | A kind of organic waste gas treatment system |
| CN204637990U (en) * | 2015-05-27 | 2015-09-16 | 成都虹华环保科技股份有限公司 | A kind of based on light-catalysed organic waste gas treatment device |
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2015
- 2015-05-27 CN CN201510276637.8A patent/CN104923074B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203916427U (en) * | 2014-06-13 | 2014-11-05 | 厦门嘉达环保建造工程有限公司 | Photocatalysis organic waste gas treatment system |
| CN204193786U (en) * | 2014-09-15 | 2015-03-11 | 杭州青云环境工程有限公司 | A kind of organic waste gas treatment system |
| CN204637990U (en) * | 2015-05-27 | 2015-09-16 | 成都虹华环保科技股份有限公司 | A kind of based on light-catalysed organic waste gas treatment device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016188208A1 (en) * | 2015-05-27 | 2016-12-01 | 成都虹华环保科技股份有限公司 | Safe and reliable cyclic washing type waste gas treatment system |
| CN108479381A (en) * | 2018-03-26 | 2018-09-04 | 安徽科耀环保科技有限公司 | Organic waste gas treatment method based on photooxidation |
| CN108889043A (en) * | 2018-07-19 | 2018-11-27 | 江苏安纳泰环保科技有限公司 | A kind of photocatalysis organic waste gas treatment device |
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| CN104923074B (en) | 2017-08-29 |
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