CN104906910B - Paint mist purification treatment device - Google Patents

Paint mist purification treatment device Download PDF

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Publication number
CN104906910B
CN104906910B CN201510354324.XA CN201510354324A CN104906910B CN 104906910 B CN104906910 B CN 104906910B CN 201510354324 A CN201510354324 A CN 201510354324A CN 104906910 B CN104906910 B CN 104906910B
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China
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coating cloud
gas
catcher
purification treatment
treatment device
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CN201510354324.XA
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CN104906910A (en
Inventor
王宗明
吴灵龙
盛挺松
刘涛
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SAIC Volkswagen Automotive Co Ltd
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SAIC Volkswagen Automotive Co Ltd
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Abstract

Present invention is disclosed a kind of Paint mist purification treatment device, including: coating cloud resistance quality-adjusting device, electrostatic separator, coating cloud catcher and heavy curtain catcher and outlet, coating cloud resistance quality-adjusting device, electrostatic separator, coating cloud catcher and heavy curtain catcher are from top to bottom sequentially communicated, heavy curtain catcher also with outlet.Coating cloud gas sequentially passes through coating cloud resistance quality-adjusting device, electrostatic separator, coating cloud catcher and heavy curtain catcher, and the paint granule in coating cloud gas separates with gas and is collected, and gas is by outlet drain.First the sprayed paint fog purifying processing device of the present invention regulates the gas characteristic of coating cloud gas, promote the charged efficiency of coating cloud gas, make to paint granule when follow-up applying high voltage pulse can more effectively to be captured, to promote purification efficiency and the clean-up effect of Paint mist purification treatment device.

Description

Paint mist purification treatment device
Technical field
The present invention relates to lacquer spraying technique field, more particularly, it relates to the purification treatment technology of coating cloud.
Background technology
Lacquer spraying technique is widely used in the material surface anticorrosions such as metal, plastics, timber and decoration, spray During paint, paint forms fine particle, by pressure by spray cup high speed rotating and compressed-air actuated effect atomization Contracting air is or/and electrostatic interaction sprays to surface of the work film forming.To the paint produced in product surface coating process Mist needs through processing and could discharge, and current processing form mainly has wet method and dry method two ways, Dry process is to be filtered through filter cotton or paper substrate filtering material by coating cloud, and wet processed is to paint Mist filters through water, common are water rotation, cascade, processes without pump water curtain, whirlpool, venturi Version, the adsorbing medium of the most useful kerosene, machine oil etc. purifies.Existing paint removal mist equipment In, when gas concentration Han coating cloud is higher, and when coating cloud particle diameter is bigger than normal, coating cloud easily produces back corona phenomenon, Paint removal mist efficiency is substantially reduced, and energy consumption increases, and runs and maintenance cost the most substantially increases.
Summary of the invention
It is contemplated that propose a kind of more efficient Paint mist purification treatment device.
According to one embodiment of the invention, a kind of Paint mist purification treatment device is proposed, including: coating cloud electricity Resistance quality-adjusting device, electrostatic separator, coating cloud catcher and heavy curtain catcher and outlet, coating cloud resistance is quenched Device, electrostatic separator, coating cloud catcher and heavy curtain catcher are from top to bottom sequentially communicated, and heavy curtain is collected Device also with outlet.Coating cloud gas sequentially passes through coating cloud resistance quality-adjusting device, electrostatic separator, coating cloud Catcher and heavy curtain catcher, the paint granule in coating cloud gas separates with gas and is collected, gas by Outlet drain.
In one embodiment, coating cloud gas is entered by the upper inlet of coating cloud resistance quality-adjusting device, coating cloud Coating cloud gas is carried out quenched by resistance quality-adjusting device, and conditioned coating cloud gas is by coating cloud resistance quality-adjusting device Lower exit port enters electrostatic separator.
In one embodiment, coating cloud resistance quality-adjusting device has the quenched mouth of multiple whirlwind, multiple whirlwind Quenched mouth introduces air-flow and/or the solvent particles gas characteristic with regulation coating cloud gas in coating cloud gas, Can aid in conductive resistance and the refinement coating cloud granule of regulation coating cloud.
In one embodiment, electrostatic separator includes pulsed high-voltage generator, applies to coating cloud gas High voltage pulse.The crest voltage of pulsed high-voltage generator is 1000 volts to 600,000 volts.High voltage pulse is sent out The high voltage pulse progression of raw device is one or more levels.
In one embodiment, coating cloud catcher includes that several electrode plate groups, each electrode plate groups include Positive plate and minus plate, the top of minus plate has the cell body holding lacquer mist coagulant, and minus plate has There is scraper plate.
In one embodiment, the angle of positive plate and vertical direction between-15 °~15 °, negative electrode The direction of plate and the angle of vertical direction are between-45 °~45 °.Positive plate produces high pressure, positive plate Voltage less than the crest voltage of pulsed high-voltage generator, the high pressure progression of positive plate is one or more levels.
In one embodiment, the adsorption plane of minus plate is provided with scraper plate, and scraper plate is connected to driving means, Coating cloud is adsorbed on adsorption plane.
In one embodiment, heavy curtain catcher includes that multilamellar collecting tank, multilamellar collecting tank are crisscross arranged, Gap between the collecting tank of the collecting tank alignment last layer of each layer, each collecting tank of the superiors It is directed at each electrode plate groups.
In one embodiment, the bottom of collecting tank has overfall, and the size of overfall can regulate.
In one embodiment, upwards, outlet is to the bottom with heavy curtain catcher for Way out.
First the sprayed paint fog purifying processing device of the present invention regulates the gas characteristic of coating cloud gas, promotes paint The charged efficiency of fog body so that painting granule can more effectively be caught when follow-up applying high voltage pulse Obtain, to promote purification efficiency and the clean-up effect of Paint mist purification treatment device.
Accompanying drawing explanation
The above and other feature of the present invention, character and advantage will be by below in conjunction with the accompanying drawings and real Executing the description of example and become apparent, the most identical reference represents identical spy all the time Levy, wherein:
Fig. 1 discloses the structure chart of the Paint mist purification treatment device according to one embodiment of the invention.
Detailed description of the invention
The present invention proposes a kind of Paint mist purification treatment device, including coating cloud resistance quality-adjusting device, electrostatic separation Device, coating cloud catcher and heavy curtain catcher and outlet, coating cloud resistance quality-adjusting device, electrostatic separator, paint Mist catcher and heavy curtain catcher are from top to bottom sequentially communicated, heavy curtain catcher also with outlet.Paint Fog body sequentially passes through coating cloud resistance quality-adjusting device, electrostatic separator, coating cloud catcher and heavy curtain catcher, Paint granule in coating cloud gas separates with gas and is collected, and gas is by outlet drain.
The groundwork process of the Paint mist purification treatment device of the present invention is as follows: coating cloud gas first passes around Modifier treatment, adjusts the gases such as the temperature of coating cloud gas, humidity, density, size, viscosity special Property, improve the charged efficiency of coating cloud.Then charged, in the high-voltage state of moment by high voltage pulse Under, improve charged speed and the migration velocity of coating cloud, the back corona phenomenon of high specific resistance coating cloud can be suppressed, Arresting efficiency maximization can be reached, improve arresting efficiency and paint removal mist efficiency, pass through heavy curtain the most again Catcher, collects coating cloud granule, and the gas after process reaches discharge standard and passes through outlet drain.Place The most recyclable cycling and reutilization of gas after reason, can effectively reduce energy consumption.
Fig. 1 discloses the structure chart of the Paint mist purification treatment device according to one embodiment of the invention.As Figure shown in, this Paint mist purification treatment device include coating cloud resistance quality-adjusting device 101, electrostatic separator 102, Coating cloud catcher 103 and heavy curtain catcher 104 and outlet 105.Coating cloud resistance quality-adjusting device 101, quiet Electric separator 102, coating cloud catcher 103 and heavy curtain catcher 104 are from top to bottom sequentially communicated, curtain Curtain catcher 104 also connects with outlet 105.Export 105 directions upwards, outlet 105 be communicated to The bottom of heavy curtain catcher 104.Coating cloud gas the most from top to bottom through coating cloud resistance quality-adjusting device 101, Electrostatic separator 102, coating cloud catcher 103 and heavy curtain catcher 104, the paint in coating cloud gas Grain separates with gas and is collected, and gas is by exporting 105 discharges.
First coating cloud gas entered by the upper inlet of coating cloud resistance quality-adjusting device 101, and coating cloud resistance is quenched Coating cloud gas is carried out quenched by device, and conditioned coating cloud gas is by the lower exit port of coating cloud resistance quality-adjusting device Enter electrostatic separator 102.In the illustrated embodiment, coating cloud resistance quality-adjusting device 101 has many The quenched mouth of individual whirlwind 111, the quenched mouth of multiple whirlwind 111 introduces air-flow in coating cloud gas or/and solvent Particle is to regulate the gas characteristic of coating cloud gas.The gas characteristic regulated includes but not limited to gas Temperature, humidity, density, size, viscosity.
Conditioned coating cloud gas enters into electrostatic separator 102.Electrostatic separator 102 passes through pulse High pressure is charged to coating cloud gas.In the illustrated embodiment, electrostatic separator 102 includes high voltage pulse Generator 121, pulsed high-voltage generator 121 applies high voltage pulse with charged to coating cloud gas.One In individual embodiment, the high voltage pulse progression of pulsed high-voltage generator 121 is one or more levels.Pulse is high The crest voltage of pressure generator is 1000 volts to 600,000 volts.
Coating cloud catcher 103 is entered through charged coating cloud gas.Coating cloud catcher 103 utilizes electric field Charged paint granule is trapped.In the illustrated embodiment, coating cloud catcher 103 includes several Electrode plate groups, each electrode plate groups includes positive plate 131 and minus plate 132, usual each battery lead plate Group includes a positive plate 131 and two minus plates 132.Two minus plates 132 are separately positioned on sun The both sides of pole plate 131.Positive plate 131 and minus plate 132 can be vertical directions, it is also possible to be with Vertical direction is that angle theta tilts.Angle theta can regulate, positive plate 131 and the angle of vertical direction θ between-15 °~15 °, the direction of minus plate 132 and the angle theta of vertical direction-45 °~45 ° it Between.The top of minus plate 132 has the cell body 133 holding lacquer mist coagulant, holds in cell body 133 Lacquer mist coagulant, lacquer mist coagulant can flow out lentamente from lacquer mist coagulant groove 133, and along negative electrode Plate 132 is to dirty.There is on minus plate 132 scraper plate 134.In one embodiment, minus plate 132 Adsorption plane on scraper plate 134 is installed, scraper plate 134 is connected to driving means and is driven by driving means. Scraper plate 134 moves along the adsorption plane of minus plate 132.Coating cloud is adsorbed on adsorption plane.Positive plate 131 Producing high pressure, the voltage of positive plate 131 is less than the crest voltage of pulsed high-voltage generator.Positive plate 131 High pressure progression be one or more levels.Under the effect of electric field force, paint granule is adsorbed to minus plate 132 On, by lacquer mist coagulant cohesion lacquering slag and scraped by scraper plate 134.
Heavy curtain catcher 104 is for collecting the paint slag scraped by scraper plate 134.In the illustrated embodiment, Heavy curtain catcher 104 includes that multilamellar collecting tank 142, multilamellar collecting tank 142 are crisscross arranged formation multilamellar Labyrinth structure.Generally, the number of plies of collecting tank has more than two-layer or two-layer.What is called is crisscross arranged and is Refer to each layer collecting tank alignment last layer collecting tank between gap, and the superiors each receive Collection groove is directed at each electrode plate groups.For the width of collecting tank, the width of the collecting tank of the superiors needs More than the width of an electrode plate groups, the width between being i.e. more than bottom two minus plates.And other layers The width of collecting tank need more than the collecting tank of last layer between the width in gap.If gap Width is different, then the width of collecting tank needs the width more than its gap being directed at.By scraper plate 134 The paint slag scraped, more precisely the mixture of paint slag and lacquer mist coagulant is collected by collecting tank, depends on Converge in the collector groove bottom heavy curtain catcher 104 after the secondary collecting tank flowing through multilamellar.A reality Executing in example, the bottom of each collecting tank has overfall 141, and the size of overfall can regulate, with Ensure that the liquid level in each collecting tank maintains certain altitude.Through going the gas of paint removal granule to pass through Outlet 105 discharge, can be recycled.Paint slag in collector groove and the mixture warp of lacquer mist coagulant Crossing after centrifugal filtration removes paint removal slag, lacquer mist coagulant can be transported to the lacquer mist coagulant above minus plate Groove recycles.
Three detailed description of the invention are described below, it should be noted that these detailed description of the invention are not Limit the scope of the present invention.
First embodiment: coating cloud gas than resistance controller, is compared resistance adjustment by coating cloud through coating cloud Device quenched laggard enter electrostatic separator.The quantity of coating cloud mouth more quenched than the whirlwind of resistance controller is set to 10.Gas enters coating cloud catcher after the pulsed high-voltage generator with tertiary vein punching is charged, Height according to coating cloud density sets the crest value of impulse voltage that pulsed high-voltage generator is different, and density is high Set pulse voltage is the highest, otherwise then pulse voltage is the lowest.The positive plate of mist catcher is vertically, Positive plate has three grades of high pressure and arranges, and the inclination angle theta of minus plate is 15 °.Place through coating cloud catcher After reason, coating cloud gas enters heavy curtain catcher, and heavy curtain catcher has three layers of staggered collecting tank, paint Mist passes through heavy curtain, can reach to filter the effect of coating cloud, through curtain effectively by heavy curtain absorptive collection After the coating cloud of curtain catcher is collected, gas is through outlet drain.
Second embodiment: coating cloud gas than resistance controller, is compared resistance adjustment by coating cloud through coating cloud Electrostatic separator is entered back into after device is quenched.The quantity of coating cloud mouth more quenched than the whirlwind of resistance controller is arranged It it is 8.Gas enters coating cloud catcher after the pulsed high-voltage generator with two-stage pulse is charged, Height also according to coating cloud density sets the crest value of impulse voltage that pulsed high-voltage generator is different.Paint The positive plate of mist catcher is vertically, and positive plate is that two-stage high pressure is arranged, and minus plate is vertical.Pass through After the process of coating cloud catcher, coating cloud gas enters heavy curtain catcher, and heavy curtain catcher has two-layer and receives Collection groove, after heavy curtain catcher, gas is by exporting discharge, and is recovered cycling and reutilization.
3rd embodiment: coating cloud gas than resistance controller, is compared resistance adjustment by coating cloud through coating cloud Electrostatic separator is entered back into after device is quenched.The quantity of coating cloud mouth more quenched than the whirlwind of resistance controller is arranged It it is 6.Gas enters coating cloud catcher after the pulsed high-voltage generator with Pyatyi pulse is charged, Height according to coating cloud density sets the crest value of impulse voltage that pulsed high-voltage generator is different.Coating cloud is caught The positive plate of storage is vertically, and positive plate is that one-level high pressure is arranged, and the inclination angle theta of minus plate is 5 °.Warp After crossing the process of coating cloud catcher, coating cloud gas enters heavy curtain catcher, and heavy curtain catcher has four layers Collecting tank, after heavy curtain catcher, gas is through outlet drain.
First the sprayed paint fog purifying processing device of the present invention regulates the gas characteristic of coating cloud gas, promotes paint The charged efficiency of fog body so that painting granule can more effectively be caught when follow-up applying high voltage pulse Obtain, to promote purification efficiency and the clean-up effect of Paint mist purification treatment device.
Above-described embodiment is available to be familiar with person in the art and realizes or use the present invention, ripe Know those skilled in the art can without departing from the present invention in the case of the inventive idea above-described embodiment be done Go out various modifications or change, thus protection scope of the present invention is not limited by above-described embodiment, and answer This is the maximum magnitude meeting the inventive features that claims are mentioned.

Claims (9)

1. a Paint mist purification treatment device, it is characterised in that including: coating cloud resistance quality-adjusting device, quiet Electric separator, coating cloud catcher and heavy curtain catcher and outlet, coating cloud resistance quality-adjusting device, electrostatic separation Device, coating cloud catcher and heavy curtain catcher are from top to bottom sequentially communicated, and heavy curtain catcher is also with outlet even Logical, described coating cloud catcher includes that several electrode plate groups, each electrode plate groups include positive plate and negative electrode Plate, the top of minus plate has the cell body holding lacquer mist coagulant, and minus plate has scraper plate;
Coating cloud gas sequentially passes through coating cloud resistance quality-adjusting device, electrostatic separator, coating cloud catcher and heavy curtain Catcher, the paint granule in coating cloud gas separates with gas and is collected, and gas is by outlet drain.
2. Paint mist purification treatment device as claimed in claim 1, it is characterised in that coating cloud gas by The upper inlet of coating cloud resistance quality-adjusting device enters, and coating cloud gas is carried out quenched by coating cloud resistance quality-adjusting device, Conditioned coating cloud gas is entered electrostatic separator by the lower exit port of coating cloud resistance quality-adjusting device.
3. Paint mist purification treatment device as claimed in claim 2, it is characterised in that described coating cloud electricity Also having the quenched mouth of multiple whirlwind on resistance quality-adjusting device, the quenched mouth of multiple whirlwind introduces gas in coating cloud gas Stream is or/and solvent particles is to regulate the gas characteristic of coating cloud gas.
4. Paint mist purification treatment device as claimed in claim 1, it is characterised in that
Described electrostatic separator includes pulsed high-voltage generator, applies high voltage pulse to coating cloud gas;
The crest voltage of described pulsed high-voltage generator is 1000 volts to 600,000 volts;
The high voltage pulse progression of described pulsed high-voltage generator is one or more levels.
5. Paint mist purification treatment device as claimed in claim 4, it is characterised in that
The angle of described positive plate and vertical direction between-15 °~15 °, the direction of described minus plate And the angle of vertical direction is between-45 °~45 °;
Described positive plate produces high pressure, and the voltage of positive plate is less than the peak value of described pulsed high-voltage generator Voltage, the high pressure progression of described positive plate is one or more levels.
6. Paint mist purification treatment device as claimed in claim 1, it is characterised in that described minus plate Adsorption plane be provided with scraper plate, described scraper plate is connected to driving means, on described adsorption plane adsorb coating cloud.
7. Paint mist purification treatment device as claimed in claim 1, it is characterised in that described heavy curtain is received Storage includes that multilamellar collecting tank, multilamellar collecting tank are crisscross arranged, the collecting tank alignment last layer of each layer Collecting tank between gap, each collecting tanks of the superiors is directed at each electrode plate groups.
8. Paint mist purification treatment device as claimed in claim 7, it is characterised in that
The bottom of described collecting tank also has overfall.
9. the Paint mist purification treatment device as according to any one of claim 1-8, it is characterised in that
Upwards, outlet is to the bottom with heavy curtain catcher for described Way out.
CN201510354324.XA 2015-06-24 2015-06-24 Paint mist purification treatment device Active CN104906910B (en)

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Application Number Priority Date Filing Date Title
CN201510354324.XA CN104906910B (en) 2015-06-24 2015-06-24 Paint mist purification treatment device

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CN201510354324.XA CN104906910B (en) 2015-06-24 2015-06-24 Paint mist purification treatment device

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CN104906910B true CN104906910B (en) 2016-08-31

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56161861A (en) * 1980-05-15 1981-12-12 Matsushita Electric Works Ltd Paint mist sticking-preventing and removing device for electrostatic coating
CN2482449Y (en) * 2001-06-20 2002-03-20 李汉松 Oil fumes purifier with water film electrostatic and cloth bag dedusting
CN200939366Y (en) * 2006-08-10 2007-08-29 李泽清 Composite filter
CN201394405Y (en) * 2009-05-11 2010-02-03 江苏科宝机械制造有限公司 Electro-bag compound dust precipitator
CN203635019U (en) * 2014-01-13 2014-06-11 苏州克利亚环保科技有限公司 Spray paint waste gas treatment device
CN104069710A (en) * 2014-07-10 2014-10-01 天津市津南区昌正机械设备有限公司 Spray-booth exhaust gas purification pretreatment device
CN204768084U (en) * 2015-06-24 2015-11-18 上海大众汽车有限公司 Coating cloud purification unit

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56161861A (en) * 1980-05-15 1981-12-12 Matsushita Electric Works Ltd Paint mist sticking-preventing and removing device for electrostatic coating
CN2482449Y (en) * 2001-06-20 2002-03-20 李汉松 Oil fumes purifier with water film electrostatic and cloth bag dedusting
CN200939366Y (en) * 2006-08-10 2007-08-29 李泽清 Composite filter
CN201394405Y (en) * 2009-05-11 2010-02-03 江苏科宝机械制造有限公司 Electro-bag compound dust precipitator
CN203635019U (en) * 2014-01-13 2014-06-11 苏州克利亚环保科技有限公司 Spray paint waste gas treatment device
CN104069710A (en) * 2014-07-10 2014-10-01 天津市津南区昌正机械设备有限公司 Spray-booth exhaust gas purification pretreatment device
CN204768084U (en) * 2015-06-24 2015-11-18 上海大众汽车有限公司 Coating cloud purification unit

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