CN105665211A - Dry type spray booth and method for treating paint spraying waste gas - Google Patents
Dry type spray booth and method for treating paint spraying waste gas Download PDFInfo
- Publication number
- CN105665211A CN105665211A CN201610033266.5A CN201610033266A CN105665211A CN 105665211 A CN105665211 A CN 105665211A CN 201610033266 A CN201610033266 A CN 201610033266A CN 105665211 A CN105665211 A CN 105665211A
- Authority
- CN
- China
- Prior art keywords
- waste gas
- spraying
- filtering layer
- spraying waste
- lacquer spraying
- 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.)
- Granted
Links
- 238000005507 spraying Methods 0.000 title claims abstract description 170
- 239000002912 waste gas Substances 0.000 title claims abstract description 136
- 238000000034 method Methods 0.000 title claims abstract description 88
- 239000007921 spray Substances 0.000 title claims abstract description 30
- 239000003973 paint Substances 0.000 title abstract description 15
- 238000001914 filtration Methods 0.000 claims abstract description 102
- 239000007789 gas Substances 0.000 claims abstract description 74
- 238000000576 coating method Methods 0.000 claims abstract description 37
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- 239000000428 dust Substances 0.000 claims abstract description 17
- 239000002245 particle Substances 0.000 claims abstract description 14
- 238000001179 sorption measurement Methods 0.000 claims abstract description 12
- 239000004922 lacquer Substances 0.000 claims description 91
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- KOEFSMLBFZGZLD-UHFFFAOYSA-L [bis(2-ethylhexoxy)-oxidophosphaniumyl] dihydrogen phosphate [bis(2-ethylhexoxy)-oxidophosphaniumyl] phosphate ethane-1,2-diolate titanium(4+) Chemical compound [Ti+4].[O-]CC[O-].CCCCC(CC)CO[P+]([O-])(OCC(CC)CCCC)OP(O)(O)=O.CCCCC(CC)CO[P+]([O-])(OCC(CC)CCCC)OP([O-])([O-])=O KOEFSMLBFZGZLD-UHFFFAOYSA-L 0.000 claims description 19
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000005202 decontamination Methods 0.000 description 4
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- 229910021392 nanocarbon Inorganic materials 0.000 description 2
- WTEVQBCEXWBHNA-YFHOEESVSA-N neral Chemical compound CC(C)=CCC\C(C)=C/C=O WTEVQBCEXWBHNA-YFHOEESVSA-N 0.000 description 2
- 239000002736 nonionic surfactant Substances 0.000 description 2
- 150000008442 polyphenolic compounds Chemical class 0.000 description 2
- NDVASEGYNIMXJL-UHFFFAOYSA-N sabinene Chemical compound C=C1CCC2(C(C)C)C1C2 NDVASEGYNIMXJL-UHFFFAOYSA-N 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
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- 244000025254 Cannabis sativa Species 0.000 description 1
- WTEVQBCEXWBHNA-UHFFFAOYSA-N Citral Natural products CC(C)=CCCC(C)=CC=O WTEVQBCEXWBHNA-UHFFFAOYSA-N 0.000 description 1
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- 241000193998 Streptococcus pneumoniae Species 0.000 description 1
- XSTXAVWGXDQKEL-UHFFFAOYSA-N Trichloroethylene Chemical compound ClC=C(Cl)Cl XSTXAVWGXDQKEL-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000010670 acid alkali reaction Methods 0.000 description 1
- 238000010669 acid-base reaction Methods 0.000 description 1
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- KQAZVFVOEIRWHN-UHFFFAOYSA-N alpha-thujene Natural products CC1=CCC2(C(C)C)C1C2 KQAZVFVOEIRWHN-UHFFFAOYSA-N 0.000 description 1
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- 230000002421 anti-septic effect Effects 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- WQZGKKKJIJFFOK-VFUOTHLCSA-N beta-D-glucose Chemical compound OC[C@H]1O[C@@H](O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-VFUOTHLCSA-N 0.000 description 1
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- WTEVQBCEXWBHNA-JXMROGBWSA-N citral A Natural products CC(C)=CCC\C(C)=C\C=O WTEVQBCEXWBHNA-JXMROGBWSA-N 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000007822 coupling agent Substances 0.000 description 1
- LTYMSROWYAPPGB-UHFFFAOYSA-N diphenyl sulfide Chemical compound C=1C=CC=CC=1SC1=CC=CC=C1 LTYMSROWYAPPGB-UHFFFAOYSA-N 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
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- 150000002215 flavonoids Chemical class 0.000 description 1
- 235000017173 flavonoids Nutrition 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 235000011389 fruit/vegetable juice Nutrition 0.000 description 1
- 239000008103 glucose Substances 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 230000000749 insecticidal effect Effects 0.000 description 1
- 150000007517 lewis acids Chemical class 0.000 description 1
- 235000001510 limonene Nutrition 0.000 description 1
- 229940087305 limonene Drugs 0.000 description 1
- CDOSHBSSFJOMGT-UHFFFAOYSA-N linalool Chemical compound CC(C)=CCCC(C)(O)C=C CDOSHBSSFJOMGT-UHFFFAOYSA-N 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B14/00—Arrangements for collecting, re-using or eliminating excess spraying material
- B05B14/40—Arrangements for collecting, re-using or eliminating excess spraying material for use in spray booths
- B05B14/46—Arrangements for collecting, re-using or eliminating excess spraying material for use in spray booths by washing the air charged with excess material
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L9/00—Disinfection, sterilisation or deodorisation of air
- A61L9/01—Deodorant compositions
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L9/00—Disinfection, sterilisation or deodorisation of air
- A61L9/01—Deodorant compositions
- A61L9/013—Deodorant compositions containing animal or plant extracts, or vegetable material
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L9/00—Disinfection, sterilisation or deodorisation of air
- A61L9/015—Disinfection, sterilisation or deodorisation of air using gaseous or vaporous substances, e.g. ozone
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/30—Particle separators, e.g. dust precipitators, using loose filtering material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
- B01D53/78—Liquid phase processes with gas-liquid contact
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B14/00—Arrangements for collecting, re-using or eliminating excess spraying material
- B05B14/40—Arrangements for collecting, re-using or eliminating excess spraying material for use in spray booths
- B05B14/43—Arrangements for collecting, re-using or eliminating excess spraying material for use in spray booths by filtering the air charged with excess material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/24—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials for applying particular liquids or other fluent materials
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2209/00—Aspects relating to disinfection, sterilisation or deodorisation of air
- A61L2209/20—Method-related aspects
- A61L2209/21—Use of chemical compounds for treating air or the like
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2209/00—Aspects relating to disinfection, sterilisation or deodorisation of air
- A61L2209/20—Method-related aspects
- A61L2209/21—Use of chemical compounds for treating air or the like
- A61L2209/211—Use of hydrogen peroxide, liquid and vaporous
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2209/00—Aspects relating to disinfection, sterilisation or deodorisation of air
- A61L2209/20—Method-related aspects
- A61L2209/21—Use of chemical compounds for treating air or the like
- A61L2209/212—Use of ozone, e.g. generated by UV radiation or electrical discharge
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/10—Oxidants
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/10—Oxidants
- B01D2251/104—Ozone
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/10—Oxidants
- B01D2251/106—Peroxides
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- B01D2251/00—Reactants
- B01D2251/10—Oxidants
- B01D2251/108—Halogens or halogen compounds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/702—Hydrocarbons
- B01D2257/7027—Aromatic hydrocarbons
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/704—Solvents not covered by groups B01D2257/702 - B01D2257/7027
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/91—Bacteria; Microorganisms
Abstract
The invention relates to the technical field of paint spraying and coating, in particular to a dry type spray booth and a method for treating paint spraying waste gas. The dry type spray booth comprises a spray booth body, an induced draft fan and a control cabinet, wherein the spray booth body comprises a waste gas treatment chamber, a top plate and a dust hopper, the dust hopper is arranged at the bottom of the waste gas treatment chamber, the waste gas treatment chamber is connected with the induced draft fan, a filter layer is arranged in the waste gas treatment chamber, an infrared sensor is arranged at the front end of the top plate, and the infrared sensor and the induced draft fan are connected with the control cabinet respectively. The invention further provides the method for treating the paint spraying waste gas. The method comprise steps of spraying treatment, filtering adsorption, large-particle collection, gas suction and the like, and starting and ending of the spraying treatment step and the gas suction step are controlled by the aid of the infrared sensor. The spray booth and the method have the advantages as follows: the paint spraying waste gas removal effect is good, the cost is low, starting and ending of paint spraying waste gas treatment procedures can be controlled automatically, use is convenient, and the energy-saving effect is good; the filter layer has good antistatic ability and flexibility and is durable.
Description
Technical field
The present invention relates to application techniques field of spraying paint, particularly relate to a kind of the dry type spraying cabinet and the method that process lacquer spraying waste gas.
Background technology
When carrying out coating process, in order to ensure workshop air quality, generally in workshop, spraying point arranges lacquer spraying waste gas collection device, and its object both can ensure that workshop air quality can also be removed paint mist in advance for follow-up off gas treatment and reduce subsequent disposal pressure.
Cascade cabinet is generally adopted to collect waste gas the paint pretreated method of mist at present, but cascade cabinet can produce waste water, causes secondary pollution, as process then needs bigger investment and working cost. And dry type spraying cabinet adopts high density filter layer, paint mist is attracted in filtering layer, when filtering layer reaches work-ing life, unloads filtering layer, and the paint powder in cleaning dry type spraying cabinet, packing is deposited and transferred to qualification unit to recycle. In order to ensure the collecting effect to waste gas of dry type spraying cabinet, when more paint mist is gathered on filtering layer surface time, owing to filtering layer space is reduced, resistance increases air quantity and will reduce, the filtering layer that now must more renew. On the other hand, dry type spraying cabinet on the market mostly needs to carry out manually frequently to walk about to open to stop, it may also be useful to inconvenience, and sometimes machine can not be made in time to shut down, and adds energy consumption.
Summary of the invention
Technical problem to be solved by this invention be to provide a kind of a kind of easy to use, can intelligence melt stop, energy-conserving and environment-protective, the dry type spraying cabinet that purification lacquer spraying waste gas effect is good.
For achieving the above object, the technical solution used in the present invention is as follows.
A kind of dry type spraying cabinet processing lacquer spraying waste gas, comprise spray cabinet main body, induced draft fan and controlling box, spray cabinet main body comprises off gas treatment room, top board and flue-dust retainer, flue-dust retainer is arranged at the bottom of off gas treatment room, off gas treatment room is connected with induced draft fan, and off gas treatment indoor are provided with filtering layer, and the edge of filtering layer is fixed on the inwall of off gas treatment room, the front end of top board is provided with infrared induction device, and infrared induction device and induced draft fan are electrically connected with controlling box respectively.
Wherein, described off gas treatment indoor are provided with spraying plant, the off gas treatment liquid container that described spraying plant comprises atomizer and is connected with atomizer, and atomizer is arranged at the lower section of top board. Further, off gas treatment liquid container is connected with atomizer by mini fan and vent-pipe. Off gas treatment liquid container is equipped with the galenical deodorizer or chemotype treatment agent that can absorb and decompose lacquer spraying waste gas. Liquid for treating waste gas sprays into after atomizer is atomized, and the spray of off gas treatment room is drenched waste gas and decomposes and purify, and lifting can the decontamination effect improving of waste gas further.
Further, infrared induction device can synchronization control induced draft fan and opening of mini fan stop.
Wherein, described dry type spraying cabinet is provided with pulse cleaning system, and pulse cleaning system comprises the pulse backblowing nozzle being arranged at inside filtering layer, and pulse backblowing nozzle is connected with pulse valve, and pulse valve is connected with controlling box.
Wherein, described filtering layer is obliquely installed towards the outside of off gas treatment room. Filtering layer is obliquely installed the contact area that can increase lacquer spraying waste gas and filtering layer, promotes filter effect, and is conducive to pulse backblowing nozzle to be blown in flue-dust retainer by the paint mist sticking to filtering layer.
Wherein, described filtering layer comprises polyester fiber non-woven fabric filtering layer. Further, described polyester fiber non-woven fabric filtering layer is two layers or more than two layers.
The present invention also provides a kind of method adopting dry type spraying cabinet process lacquer spraying waste gas, comprises the following steps:
Spraying processes: is atomized by liquid for treating waste gas, is sprayed on lacquer spraying waste gas, and liquid for treating waste gas absorbs the organic pollutant decomposing lacquer spraying waste gas; Wherein, liquid for treating waste gas is one or both of galenical deodorizer and chemotype treatment agent;
Filtration Adsorption: dust, the macromolecular substance of lacquer spraying waste gas contact with filtering layer, is filtered layer absorption;
Macrobead thing is collected: the pollutent adhering to filtering layer is blown into flue-dust retainer by pulse backblowing nozzle, and the macrobead thing in lacquer spraying waste gas collected by flue-dust retainer;
Gas aspirates: induced draft blower withdraws is through the lacquer spraying waste gas of purifying treatment;
Wherein, spraying process and gas drawing step beginning and terminate controlled by infrared induction device; Human body enters infrared induction region, and spraying process and gas drawing step start; Human body leaves infrared induction region, and spraying process and gas drawing step stop.
Wherein, spraying operation district is positioned at infrared induction region, and the lacquer spraying waste gas that spraying process produces, through induced draft blower withdraws, enters off gas treatment room.
Galenical deodorizer comprises the plant extraction liquid that the oil, juice or the medicinal extract that extract from the flowers and plants nature, trees are formed through microemulsified, galenical deodorizer purifying exhaust air mainly utilizes the active function of the polyhydroxy structure in plant, fully contact with waste gas after atomization, odor molecules structure in lacquer spraying waste gas is changed, it is transformed into poison tasteless, low or nontoxic molecule, and acid, alkalescence and neutral gas are all worked, can eliminate smelly, simultaneously, galenical deodorizer is degraded completely by biology, nontoxic, non-corrosiveness, nothing combustibility, natural environmental-protective. The plant extraction liquid of composition galenical deodorizer contains the material such as polyphenol and alkaloid, by acid-base reaction, catalytic oxidation, Lewis acid alkali reaction or redox reaction, removes the pollutents such as the hydrogen sulfide in lacquer spraying waste gas, diphenyl sulfide and formaldehyde.
Further, galenical deodorizer comprises the component of following mass percent:
Rue extract 20-40%
Wooden extract 5-15% in thousand
Alkyl glycoside 1-4%
Shaddock volatile oil 10-20%
Lemon quintessence oil 5-10%
Water surplus
Rue extract contains abundant aldehydes matter and alkaloid, its fresh grass is containing volatile oil 0.7～1.0%, leaf is containing volatile oil about 1.8%, floral axis about 0.5%, its distinctive fragrance has insecticidal effect, can be used to drive fly, can be used for removing pollutent in lacquer spraying waste gas, A type, beta streptococcus, streptococcus pneumoniae, streptococcus aureus bacterium are had good anti-microbial effect.
Within thousand, wood is distributed in south China torrid areas, can absorb dimethylbenzene, toluene, trieline, benzene and formaldehyde, and is decomposed into non-toxic substance.
Shaddock volatile oil shaddock fruit has unique fragrance, can remove peculiar smell, but so far cannot chemosynthesis, shaddock volatile oil is mainly present in shaddock pericarp, and content about 0.5%, its raw material is easy to get.
Lemon quintessence oil lemon quintessence oil smell is strong, pure and fresh, and main chemical compositions is sobrerone or firpene, amphene, sabinene, bay (spiceleaf) alkene, Dipentine, phantol, bisabolene, Limonene, vernol and neral.
Alkyl glycoside, synthesize by renewable resources natural fat alcohol and glucose, it is a kind of more comprehensive new non-ionic surfactants of performance, has the characteristic of conventional nonionic and anion surfactant concurrently, there is high surface, good ecological security and intermiscibility.
The each component of the galenical deodorizer of the present invention cooperatively interacts, containing polyphenol substances such as abundant organic acid, flavonoids and plants essential oils, with a large amount of phenolic hydroxyl group functional group, there is characteristic and the reductibility of very strong phenol, can with volatile organic matter rapid reaction.
Chemotype treatment agent comprises the oxygenant for decomposing lacquer spraying waste gas, it may be preferred that chemotype treatment agent is O3、H2O2、NaClO、ClO2、KMnO4In one or more, chemotype treatment agent enters off gas treatment room by mini fan from atomizer, mixes with waste gas rapidly and oxygenolysis pollutent is small molecules, low malicious organism, or resolves into CO further2And H2O。
Further, described filtering layer comprises polyester fiber non-woven fabric filtering layer. Polyester fiber non-woven fabric filtering layer wear resistance is good, more can stand the pulse backblowing of air-flow than traditional filtrate, and filtrate deflection is good, can repeatedly clean and use. Preferably, described polyester fiber non-woven fabric filtering layer comprise arrange successively from the inside to the outside antistatic fiber layer, trevira substrate layer, described antistatic fiber layer is provided with carbon nano fiber. It is good that polyester fiber non-woven fabric filtering layer dust shakes off performance, has good anti-static ability and flexibility, durable in use.
Further, described filtering layer is composited by for two layers or more than two layers polyester fiber non-woven fabric filtering layers. Lacquer spraying waste gas is by the polyester fiber non-woven fabric filtering layer of two layers or more than two layers, and pollutent wherein can be adsorbed better and tackle in filtering layer, promotes decontamination effect improving.
Further, the preparation process of polyester fiber non-woven fabric filtering layer comprises: after carbon nano fiber, Di(dioctylpyrophosphato) ethylene titanate, terpine resin and fatty acid methyl ester ethoxylate being mixed, it is scattered in N-Methyl pyrrolidone solvent, obtained coating liquid, coating liquid is spread evenly across the surface of trevira substrate layer, dry 50-70min under 100-150 DEG C of condition, the particle diameter of carbon nano fiber is 30-60nm.
Further, a kind of method processing lacquer spraying waste gas, it is characterised in that: described coating liquid by mass percentage, comprises the component of following mass percent:
Carbon nano fiber 4-10%;
Di(dioctylpyrophosphato) ethylene titanate 1-5%
Terpine resin 1-5%
Fatty acid methyl ester ethoxylate 0.5-2%
N-Methyl pyrrolidone balance of solvent.
When Nano carbon fibers dimension hplc is less in coating liquid, can not forming effective chain lock shape with solvent molecule diffusion and along the carbon nano fiber of fiber axial distribution, fiber volume fraction resistance value is higher; Along with the increase of carbon nano fiber concentration, the carbon nano fiber of solvent molecule diffusion can along fibre axis to be uniformly distributed and be connected to become effective, move the chain lock shape that path is provided for unbound electron; And after carbon nano fiber reaches finite concentration, continue to increase along with Nano carbon fibers dimension hplc, unnecessary carbon nano fiber particle only can improve effective chain lock construction of having been formed, and therefore fiber volume fraction resistance change is little, and fiber linear density slightly increases.
Di(dioctylpyrophosphato) ethylene titanate as coupling agent, improves carbon nano fiber and disperses in the polymer, anti-settling in coating liquid, can increase the amount of filler in coating, can increase the waterproof of coating, fire prevention, antiseptic power.Fatty acid methyl ester ethoxylate has low foam and outstanding dispersing property, is conducive to improving carbon nano fiber and disperses in coat, makes each component in coating liquid mix composite use better. The particle diameter of carbon nano fiber is 30-60nm, its activity degree height, good dispersity, and in trevira, loading level is big, and intensity height, surface smoothness is good.
Terpine resin is polymerized by terpene blend, has bonding force strong, and ageing resistance is good, force of cohesion height, the premium properties such as smelly, nontoxic heat-resisting, fast light, acidproof, alkaline-resisting, resistance to. Adopt terpine resin can increase the viscosity of coating liquid, make carbon nano fiber dispersion evenly, and relatively extend coating duration.
The method that polyester fiber non-woven fabric filtering layer carries out antistatic treatment of the present invention is simple, cost is low, the polyester fiber non-woven fabric filtering layer antistatic performance of preparation, carbon nano fiber coating and trevira substrate layer are connected firmly, difficult drop-off, has good antistatic performance, flexibility and physical strength.
The useful effect of the present invention is: Filtration Adsorption and spray absorber process technology are combined by method and the spray cabinet of the process lacquer spraying waste gas of the present invention, galenical deodorizer or chemotype treatment agent is adopted to spray, improve lacquer spraying waste gas removal effect, the organic pollutant removal rate of lacquer spraying waste gas arrives more than 85%; Can automatically control lacquer spraying waste gas treatment process with the use of infrared induction to start and terminate, eliminate operator and frequently walk about start and stop machine, it may also be useful to be convenient, improve energy-saving effect;
Present invention eliminates the water pump pipe network of cascade cabinet, secondary pollution can be reduced, reduce cost of investment; The paint mist of filtering layer can be blown in the flue-dust retainer of spray cabinet bottom part body by pulse backblowing nozzle, and the polyester fiber non-woven fabric filtering layer of composition filtering layer is carried out anti-electrostatic process in advance, it is good that polyester fiber non-woven fabric filtering layer dust shakes off performance, there is good anti-static ability and flexibility, durable in use, without the need to frequently changing filtering layer, reduce use cost.
Accompanying drawing explanation
Accompanying drawing is utilized invention to be described further, but the embodiment in accompanying drawing does not form any limitation of the invention, for the those of ordinary skill of this area, under the prerequisite not paying creative work, it is also possible to obtain other accompanying drawing according to the following drawings.
Fig. 1 is the front view of the present invention.
Fig. 2 is the left view of the present invention.
Reference numeral comprises:
1-sprays cabinet main body 11-top board
12-flue-dust retainer 2-induced draft fan
3-controlling box 4-filtering layer
5-infrared induction device 6-atomizer
7-pulse backblowing nozzle.
Embodiment
Below in conjunction with accompanying drawing, the present invention is further illustrated, sees accompanying drawing 1-2.
Embodiment 1
As shown in Figure 1-2, a kind of dry type spraying cabinet processing lacquer spraying waste gas, comprise spray cabinet main body 1, induced draft fan 2 and controlling box 3, spray cabinet main body 1 comprises off gas treatment room, top board 11 and flue-dust retainer 12, flue-dust retainer 12 is arranged at the bottom of off gas treatment room, off gas treatment room is connected with induced draft fan 2, off gas treatment indoor are provided with filtering layer 4, the edge of filtering layer 4 is fixed on the inwall of off gas treatment room, the front end of top board 11 is provided with infrared induction device 5, and infrared induction device 5 and induced draft fan 2 are electrically connected with controlling box 3.
The present invention uses infrared induction device 5 automatically to control to spray the start and stop of cabinet, eliminates operator and frequently walks about start and stop machine, improves energy-saving effect. Filtering layer 4 is for retaining and adsorb pollutent dust and the particle of lacquer spraying waste gas, and flue-dust retainer 12 can be used for collecting dust and particle, promotes the decontamination effect improving of lacquer spraying waste gas.
Wherein, described off gas treatment indoor are provided with spraying plant, the off gas treatment liquid container that described spraying plant comprises atomizer 6 and is connected with atomizer 6, and atomizer 6 is arranged at the lower section of top board 11.
Further, off gas treatment liquid container is connected with atomizer 6 by mini fan and vent-pipe.
Wherein, described dry type spraying cabinet is provided with pulse cleaning system, and pulse cleaning system comprises the pulse backblowing nozzle 7 being arranged at inside filtering layer 4, and pulse backblowing nozzle 7 is connected with pulse valve, and pulse valve is connected with controlling box 3.
Wherein, described filtering layer 4 is obliquely installed towards the outside of off gas treatment room.
As depicted in figs. 1 and 2, described induced draft fan 22 is arranged at the top of spray cabinet main body 11. Induced draft fan 22 is arranged at the top of spray cabinet main body 11, can take lacquer spraying waste gas in time away, make the structure of spray cabinet more compact simultaneously, reduces floor space.
The present invention also provides a kind of method processing lacquer spraying waste gas, comprises the following steps:
Spraying processes: is atomized by liquid for treating waste gas, is sprayed on the lacquer spraying waste gas entering off gas treatment room through suction function, and liquid for treating waste gas absorbs the organic pollutant decomposing lacquer spraying waste gas; In the present embodiment, liquid for treating waste gas is galenical deodorizer.
Further, galenical deodorizer comprises the component of following mass percent:
Rue extract 20%
Wooden extract 15% in thousand
Alkyl glycoside 4%
Shaddock volatile oil 10%
Lemon quintessence oil 10%
Water surplus
Filtration Adsorption: dust, the macromolecular substance of lacquer spraying waste gas contact with filtering layer 4, are filtered layer 4 and adsorb;
Macrobead thing is collected: the pollutent adhering to filtering layer 4 is blown into flue-dust retainer 12 by pulse backblowing nozzle 7, and the macrobead thing in lacquer spraying waste gas collected by flue-dust retainer 12;
Gas aspirates: induced draft fan 2 aspirates the lacquer spraying waste gas through purifying treatment;
Wherein, spraying process and gas drawing step beginning and terminate controlled by infrared induction device 5; Human body enters infrared induction region, and spraying process and gas drawing step start; Human body leaves infrared induction region, and spraying process and gas drawing step stop.
When the present invention uses, operator enter the spraying operation district being positioned at infrared induction region, start spraying process, the induced draft fan of spray cabinet is opened immediately, spraying process will produce lacquer spraying waste gas suction spray cabinet, starting lacquer spraying waste gas is carried out purifying treatment, atomizer 6 starts to spray the waste gas entering off gas treatment room; When operator complete spraying process leave spraying operation post time, infrared induction operator leave, and the induced draft fan time delay 10-60 second stops work, until stopping after residual exhaust gases in spray cabinet being extracted out completely, the decontamination process of spraying waste gas terminates, and atomizer 6 stops spraying; Preferably, the infrared induction region of the present embodiment for being positioned at infrared probe front and side, taking infrared probe as the center of circle, radius is the semicircular area of 1m, infrared probe senses that operator enter, and in controlling box 3, time control components starts, and after the 1-10 second, induced draft fan is opened. Operator are mobile in infrared induction region does not affect induced draft fan start and stop.
Further, described filtering layer 4 comprises polyester fiber non-woven fabric filtering layer. Polyester fiber non-woven fabric filtering layer wear resistance is good, more can stand the pulse backblowing of air-flow than traditional filtrate, and filtrate deflection is good, can repeatedly clean and use. Preferably, described polyester fiber non-woven fabric filtering layer comprise arrange successively from the inside to the outside antistatic fiber layer, trevira substrate layer, described antistatic fiber layer is provided with carbon nano fiber. It is good that polyester fiber non-woven fabric filtering layer dust shakes off performance, has good anti-static ability and flexibility, durable in use. Further, described filtering layer 4 is composited by two layers polyester fabric nonwoven cloth filtering layer.It is the side towards off gas treatment indoor inside the polyester fiber non-woven fabric filtering layer of the present invention.
Further, the preparation process of anti-polyester fiber non-woven fabric filtering layer comprises: after carbon nano fiber, Di(dioctylpyrophosphato) ethylene titanate, terpine resin and fatty acid methyl ester ethoxylate being mixed, it is scattered in N-Methyl pyrrolidone solvent, obtained coating liquid, coating liquid is spread evenly across the surface of trevira substrate layer, dry 60min under 120 DEG C of conditions, the particle diameter of carbon nano fiber is 50nm.
Further, described coating liquid is by the component comprising following mass percent:
Carbon nano fiber 10%;
Di(dioctylpyrophosphato) ethylene titanate 3%
Terpine resin 3%
Fatty acid methyl ester ethoxylate 1%
N-Methyl pyrrolidone balance of solvent.
Filtration Adsorption and spray absorber process technology combine by the method for the process lacquer spraying waste gas of the present invention and spray cabinet, it is to increase lacquer spraying waste gas removal effect; Can automatically control lacquer spraying waste gas treatment process with the use of infrared induction to start and terminate, eliminate operator and frequently walk about start and stop machine, it may also be useful to be convenient, improve energy-saving effect; Present invention eliminates the water pump pipe network of cascade cabinet, secondary pollution can be reduced, reduce cost of investment; The paint mist of filtering layer 4 can be blown in the flue-dust retainer 12 bottom spray cabinet main body 1 by pulse backblowing nozzle 7, and the polyester fiber non-woven fabric filtering layer of composition filtering layer 4 is carried out anti-electrostatic process in advance, it is good that polyester fiber non-woven fabric filtering layer dust shakes off performance, there is good anti-static ability and flexibility, durable in use, without the need to frequently changing filtering layer 4, reduce use cost.
Embodiment 2
The difference of the present embodiment and embodiment 1 is:
Process a method for lacquer spraying waste gas, comprise the following steps:
Spraying processes: is atomized by liquid for treating waste gas, is sprayed on lacquer spraying waste gas, and liquid for treating waste gas absorbs the organic pollutant decomposing lacquer spraying waste gas; In the present embodiment, liquid for treating waste gas is galenical deodorizer.
Further, galenical deodorizer comprises the component of following mass percent:
Rue extract 40%
Wooden extract 5% in thousand
Alkyl glycoside 1%
Shaddock volatile oil 20%
Lemon quintessence oil 5%
Water surplus
Filtration Adsorption: dust, the macromolecular substance of lacquer spraying waste gas contact with filtering layer 4, are filtered layer 4 and adsorb;
Macrobead thing is collected: the pollutent adhering to filtering layer 4 is blown into flue-dust retainer 12 by pulse backblowing nozzle 7, and the macrobead thing in lacquer spraying waste gas collected by flue-dust retainer 12;
Gas aspirates: induced draft fan 2 aspirates the lacquer spraying waste gas through purifying treatment;
Wherein, spraying process and gas drawing step beginning and terminate controlled by infrared induction device 5; Human body enters infrared induction region, and spraying process and gas drawing step start; Human body leaves infrared induction region, and spraying process and gas drawing step stop.
Further, the preparation process of anti-polyester fiber non-woven fabric filtering layer comprises: after carbon nano fiber, Di(dioctylpyrophosphato) ethylene titanate, terpine resin and fatty acid methyl ester ethoxylate being mixed, it is scattered in N-Methyl pyrrolidone solvent, obtained coating liquid, coating liquid is spread evenly across the surface of trevira substrate layer, dry 70min under 100 DEG C of conditions, the particle diameter of carbon nano fiber is 30nm.
Further, described coating liquid comprises the component of following mass percent:
Carbon nano fiber 5%;
Di(dioctylpyrophosphato) ethylene titanate 1%
Terpine resin 4%
Fatty acid methyl ester ethoxylate 2%
N-Methyl pyrrolidone balance of solvent.
Further, described filtering layer 4 is composited by three layers of polyester fiber non-woven fabric filtering layer.
All the other contents of the present embodiment are identical with embodiment 1, repeat here.
Embodiment 3
The difference of the present embodiment and embodiment 1 is:
Process a method for lacquer spraying waste gas, comprise the following steps:
Spraying processes: is atomized by liquid for treating waste gas, is sprayed on lacquer spraying waste gas, and liquid for treating waste gas absorbs the organic pollutant decomposing lacquer spraying waste gas; Wherein, liquid for treating waste gas is O3。
Filtration Adsorption: dust, the macromolecular substance of lacquer spraying waste gas contact with filtering layer 4, are filtered layer 4 and adsorb;
Macrobead thing is collected: the pollutent adhering to filtering layer 4 is blown into flue-dust retainer 12 by pulse backblowing nozzle 7, and the macrobead thing in lacquer spraying waste gas collected by flue-dust retainer 12;
Gas aspirates: induced draft fan 2 aspirates the lacquer spraying waste gas through purifying treatment;
Wherein, spraying process and gas drawing step beginning and terminate controlled by infrared induction device 5; Human body enters infrared induction region, and spraying process and gas drawing step start; Human body leaves infrared induction region, and spraying process and gas drawing step stop.
Further, the preparation process of anti-polyester fiber non-woven fabric filtering layer comprises: after carbon nano fiber, Di(dioctylpyrophosphato) ethylene titanate, terpine resin and fatty acid methyl ester ethoxylate being mixed, it is scattered in N-Methyl pyrrolidone solvent, obtained coating liquid, coating liquid is spread evenly across the surface of trevira substrate layer, dry 70min under 100 DEG C of conditions, the particle diameter of carbon nano fiber is 30nm.
Further, described coating liquid comprises the component of following mass percent:
Carbon nano fiber 4%;
Di(dioctylpyrophosphato) ethylene titanate 1%
Terpine resin 4%
Fatty acid methyl ester ethoxylate 0.5%
N-Methyl pyrrolidone balance of solvent.
Further, described filtering layer 4 is composited by three layers of polyester fiber non-woven fabric filtering layer.
All the other contents of the present embodiment are identical with embodiment 1, repeat here.
Embodiment 4
The difference of the present embodiment and embodiment 1 is:
Process a method for lacquer spraying waste gas, comprise the following steps:
Spraying processes: is atomized by liquid for treating waste gas, is sprayed on lacquer spraying waste gas, and liquid for treating waste gas absorbs the organic pollutant decomposing lacquer spraying waste gas; Wherein, liquid for treating waste gas is H2O2。
Filtration Adsorption: dust, the macromolecular substance of lacquer spraying waste gas contact with filtering layer 4, are filtered layer 4 and adsorb;
Macrobead thing is collected: the pollutent adhering to filtering layer 4 is blown into flue-dust retainer 12 by pulse backblowing nozzle 7, and the macrobead thing in lacquer spraying waste gas collected by flue-dust retainer 12;
Gas aspirates: induced draft fan 2 aspirates the lacquer spraying waste gas through purifying treatment;
Wherein, spraying process and gas drawing step beginning and terminate controlled by infrared induction device 5; Human body enters infrared induction region, and spraying process and gas drawing step start; Human body leaves infrared induction region, and spraying process and gas drawing step stop.
Further, the preparation process of anti-polyester fiber non-woven fabric filtering layer comprises: after carbon nano fiber, Di(dioctylpyrophosphato) ethylene titanate, terpine resin and fatty acid methyl ester ethoxylate being mixed, it is scattered in N-Methyl pyrrolidone solvent, obtained coating liquid, coating liquid is spread evenly across the surface of trevira substrate layer, dry 50min under 150 DEG C of conditions, the particle diameter of carbon nano fiber is 60nm.
Further, described coating liquid comprises the component of following mass percent:
Carbon nano fiber 6%;
Di(dioctylpyrophosphato) ethylene titanate 3%
Terpine resin 2%
Fatty acid methyl ester ethoxylate 1.5%
N-Methyl pyrrolidone balance of solvent.
Further, described filtering layer 4 is composited by four layers of polyester fiber non-woven fabric filtering layer.
All the other contents of the present embodiment are identical with embodiment 1, repeat here.
Embodiment 5
The difference of the present embodiment and embodiment 1 is:
Process a method for lacquer spraying waste gas, comprise the following steps:
Spraying processes: is atomized by liquid for treating waste gas, is sprayed on lacquer spraying waste gas, and liquid for treating waste gas absorbs the organic pollutant decomposing lacquer spraying waste gas; Wherein, liquid for treating waste gas is KMnO4。
Filtration Adsorption: dust, the macromolecular substance of lacquer spraying waste gas contact with filtering layer 4, are filtered layer 4 and adsorb;
Macrobead thing is collected: the pollutent adhering to filtering layer 4 is blown into flue-dust retainer 12 by pulse backblowing nozzle 7, and the macrobead thing in lacquer spraying waste gas collected by flue-dust retainer 12;
Gas aspirates: induced draft fan 2 aspirates the lacquer spraying waste gas through purifying treatment;
Wherein, spraying process and gas drawing step beginning and terminate controlled by infrared induction device 5; Human body enters infrared induction region, and spraying process and gas drawing step start; Human body leaves infrared induction region, and spraying process and gas drawing step stop.
Further, the preparation process of anti-polyester fiber non-woven fabric filtering layer comprises: after carbon nano fiber, Di(dioctylpyrophosphato) ethylene titanate, terpine resin and fatty acid methyl ester ethoxylate being mixed, it is scattered in N-Methyl pyrrolidone solvent, obtained coating liquid, coating liquid is spread evenly across the surface of trevira substrate layer, dry 60min under 110 DEG C of conditions, the particle diameter of carbon nano fiber is 40nm.
Further, described coating liquid comprises the component of following mass percent:
Carbon nano fiber 8%;
Di(dioctylpyrophosphato) ethylene titanate 5%
Terpine resin 1%
Fatty acid methyl ester ethoxylate 2%
N-Methyl pyrrolidone balance of solvent.
All the other contents of the present embodiment are identical with embodiment 1, repeat here.
Embodiment 6
The difference of the present embodiment and embodiment 1 is:
Process a method for lacquer spraying waste gas, comprise the following steps:
Spraying processes: is atomized by liquid for treating waste gas, is sprayed on lacquer spraying waste gas, and liquid for treating waste gas absorbs the organic pollutant decomposing lacquer spraying waste gas; Wherein, liquid for treating waste gas is NaClO.
Filtration Adsorption: dust, the macromolecular substance of lacquer spraying waste gas contact with filtering layer 4, are filtered layer 4 and adsorb;
Macrobead thing is collected: the pollutent adhering to filtering layer 4 is blown into flue-dust retainer 12 by pulse backblowing nozzle 7, and the macrobead thing in lacquer spraying waste gas collected by flue-dust retainer 12;
Gas aspirates: induced draft fan 2 aspirates the lacquer spraying waste gas through purifying treatment;
Wherein, spraying process and gas drawing step beginning and terminate controlled by infrared induction device 5; Human body enters infrared induction region, and spraying process and gas drawing step start; Human body leaves infrared induction region, and spraying process and gas drawing step stop.
Further, the preparation process of anti-polyester fiber non-woven fabric filtering layer comprises: after carbon nano fiber, Di(dioctylpyrophosphato) ethylene titanate, terpine resin and fatty acid methyl ester ethoxylate being mixed, it is scattered in N-Methyl pyrrolidone solvent, obtained coating liquid, coating liquid is spread evenly across the surface of trevira substrate layer, dry 60min under 130 DEG C of conditions, the particle diameter of carbon nano fiber is 50nm.
Further, described coating liquid comprises the component of following mass percent:
Carbon nano fiber 10%;
Di(dioctylpyrophosphato) ethylene titanate 5%
Terpine resin 3%
Fatty acid methyl ester ethoxylate 1%
N-Methyl pyrrolidone balance of solvent.
All the other contents of the present embodiment are identical with embodiment 1, repeat here.
Embodiment 7
The difference of the present embodiment and embodiment 1 is:
Process a method for lacquer spraying waste gas, comprise the following steps:
Spraying processes: is atomized by liquid for treating waste gas, is sprayed on lacquer spraying waste gas, and liquid for treating waste gas absorbs the organic pollutant decomposing lacquer spraying waste gas; Wherein, liquid for treating waste gas is ClO2。
Filtration Adsorption: dust, the macromolecular substance of lacquer spraying waste gas contact with filtering layer 4, are filtered layer 4 and adsorb;
Macrobead thing is collected: the pollutent adhering to filtering layer 4 is blown into flue-dust retainer 12 by pulse backblowing nozzle 7, and the macrobead thing in lacquer spraying waste gas collected by flue-dust retainer 12;
Gas aspirates: induced draft fan 2 aspirates the lacquer spraying waste gas through purifying treatment;
Wherein, spraying process and gas drawing step beginning and terminate controlled by infrared induction device 5; Human body enters infrared induction region, and spraying process and gas drawing step start; Human body leaves infrared induction region, and spraying process and gas drawing step stop.
Further, the preparation process of anti-polyester fiber non-woven fabric filtering layer comprises: after carbon nano fiber, Di(dioctylpyrophosphato) ethylene titanate, terpine resin and fatty acid methyl ester ethoxylate being mixed, it is scattered in N-Methyl pyrrolidone solvent, obtained coating liquid, coating liquid is spread evenly across the surface of trevira substrate layer, dry 50min under 140 DEG C of conditions, the particle diameter of carbon nano fiber is 50nm.
Further, described coating liquid comprises the component of following mass percent:
Carbon nano fiber 12%;
Di(dioctylpyrophosphato) ethylene titanate 2%
Fatty acid methyl ester ethoxylate 1.2%
Terpine resin 5%
N-Methyl pyrrolidone balance of solvent.
All the other contents of the present embodiment are identical with embodiment 1, repeat here.
Finally should be noted that; above embodiment is only in order to illustrate the technical scheme of the present invention; but not limiting the scope of the invention; although having done to explain to the present invention with reference to better embodiment; it will be understood by those within the art that; the technical scheme of the present invention can be modified or equivalent replacement, and not depart from essence and the scope of technical solution of the present invention.
Claims (10)
1. one kind processes the dry type spraying cabinet of lacquer spraying waste gas, it is characterized in that: comprise spray cabinet main body, induced draft fan and controlling box, spray cabinet main body comprises off gas treatment room, top board and flue-dust retainer, flue-dust retainer is arranged at the bottom of off gas treatment room, off gas treatment room is connected with induced draft fan, and off gas treatment indoor are provided with filtering layer, and the edge of filtering layer is fixed on the inwall of off gas treatment room, the front end of top board is provided with infrared induction device, and infrared induction device and induced draft fan are electrically connected with controlling box respectively.
2. a kind of dry type spraying cabinet processing lacquer spraying waste gas according to claim 1, it is characterized in that: described off gas treatment indoor are provided with spraying plant, the off gas treatment liquid container that spraying plant comprises atomizer and is connected with atomizer, atomizer is arranged at the lower section of top board.
3. a kind of dry type spraying cabinet processing lacquer spraying waste gas according to claim 2, it is characterised in that: off gas treatment liquid container is connected with atomizer by mini fan and vent-pipe.
4. a kind of dry type spraying cabinet processing lacquer spraying waste gas according to Claims 2 or 3, it is characterized in that: described dry type spraying cabinet is provided with pulse cleaning system, pulse cleaning system comprises the pulse backblowing nozzle being arranged at inside filtering layer, pulse backblowing nozzle is connected with pulse valve, and pulse valve is electrically connected with controlling box.
5. one kind processes the method for lacquer spraying waste gas, it is characterised in that: adopt dry type spraying cabinet according to claim 4 process lacquer spraying waste gas, comprise the following steps:
Spraying processes: is atomized by liquid for treating waste gas, is sprayed on lacquer spraying waste gas, and liquid for treating waste gas absorbs the organic pollutant decomposed in lacquer spraying waste gas, and wherein, liquid for treating waste gas is one or both of galenical deodorizer and chemotype treatment agent;
Filtration Adsorption: dust, the macromolecular substance of lacquer spraying waste gas contact with filtering layer, is filtered layer absorption;
Macrobead thing is collected: the pollutent adhering to filtering layer is blown into flue-dust retainer by pulse backblowing nozzle, and the macrobead thing in lacquer spraying waste gas collected by flue-dust retainer;
Gas aspirates: induced draft blower withdraws is through the lacquer spraying waste gas of purifying treatment;
Wherein, spraying process and gas drawing step beginning and terminate controlled by infrared induction device; Human body enters infrared induction region, and spraying process and gas drawing step start; Human body leaves infrared induction region, and spraying process and gas drawing step stop.
6. a kind of method processing lacquer spraying waste gas according to claim 5, it is characterised in that: described chemotype treatment agent is O3、H2O2、NaClO、ClO2And KMnO4One or more.
7. a kind of method processing lacquer spraying waste gas according to claim 5, it is characterised in that: described filtering layer comprises polyester fiber non-woven fabric filtering layer.
8. a kind of method processing lacquer spraying waste gas according to claim 7, it is characterized in that: described polyester fiber non-woven fabric filtering layer comprise arrange successively from the inside to the outside antistatic fiber layer, trevira substrate layer, described antistatic fiber layer is provided with carbon nano fiber.
9. a kind of method processing lacquer spraying waste gas according to claim 8, it is characterized in that: the preparation process of described polyester fiber non-woven fabric filtering layer is: after carbon nano fiber, Di(dioctylpyrophosphato) ethylene titanate, terpine resin and fatty acid methyl ester ethoxylate being mixed, it is scattered in N-Methyl pyrrolidone solvent, obtained coating liquid, coating liquid is spread evenly across the surface of trevira substrate layer, dry 50-70min under 100-150 DEG C of condition, the particle diameter of carbon nano fiber is 30-60nm.
10. a kind of method processing lacquer spraying waste gas according to claim 9, it is characterised in that: described coating liquid comprises the component of following mass percent:
Carbon nano fiber 4-10%
Di(dioctylpyrophosphato) ethylene titanate 1-5%
Fatty acid methyl ester ethoxylate 0.5-2%
Terpine resin 0.5-5%
N-Methyl pyrrolidone balance of solvent.
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| CN2015211249592 | 2015-12-31 | ||
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108786395A (en) * | 2018-08-19 | 2018-11-13 | 煤科集团杭州环保研究院有限公司 | A kind of sludge drying exhaust treatment system |
| CN111760716A (en) * | 2020-07-10 | 2020-10-13 | 中国航空制造技术研究院 | Cold spray gun extender for deep and long inner hole |
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| CN205436161U (en) * | 2015-12-31 | 2016-08-10 | 邓杰帆 | Spray paint dry -type spray booth of waste gas of processing |
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| EP0835694A1 (en) * | 1996-03-29 | 1998-04-15 | Optimum Air Corporation | Method and apparatus for drying a product coated with a waterborne coating |
| CN201841087U (en) * | 2010-09-11 | 2011-05-25 | 安徽蓝柯复合材料有限公司 | High polymer pulp spraying cabinet with a sponge absorbing layer |
| CN203764032U (en) * | 2014-03-19 | 2014-08-13 | 天津新港船务工程有限公司 | Dedusting device inside bulk tank |
| CN205436161U (en) * | 2015-12-31 | 2016-08-10 | 邓杰帆 | Spray paint dry -type spray booth of waste gas of processing |
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| CN108786395A (en) * | 2018-08-19 | 2018-11-13 | 煤科集团杭州环保研究院有限公司 | A kind of sludge drying exhaust treatment system |
| CN111760716A (en) * | 2020-07-10 | 2020-10-13 | 中国航空制造技术研究院 | Cold spray gun extender for deep and long inner hole |
| CN111760716B (en) * | 2020-07-10 | 2021-08-13 | 中国航空制造技术研究院 | Cold spray gun extender for deep and long inner hole |
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| CN105665211B (en) | 2018-12-21 |
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