CN103551271A - Paint mist purification system and method in high and large space - Google Patents

Paint mist purification system and method in high and large space Download PDF

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Publication number
CN103551271A
CN103551271A CN201310564863.7A CN201310564863A CN103551271A CN 103551271 A CN103551271 A CN 103551271A CN 201310564863 A CN201310564863 A CN 201310564863A CN 103551271 A CN103551271 A CN 103551271A
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CN
China
Prior art keywords
air
paint
described
air supply
cleaning system
Prior art date
Application number
CN201310564863.7A
Other languages
Chinese (zh)
Inventor
陈建新
陈凯文
Original Assignee
中国航天建设集团有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 中国航天建设集团有限公司 filed Critical 中国航天建设集团有限公司
Priority to CN201310564863.7A priority Critical patent/CN103551271A/en
Publication of CN103551271A publication Critical patent/CN103551271A/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B14/00Arrangements for collecting, re-using or eliminating excess spraying material
    • B05B14/40Arrangements for collecting, re-using or eliminating excess spraying material for use in spray booths
    • B05B14/43Arrangements for collecting, re-using or eliminating excess spraying material for use in spray booths by filtering the air charged with excess material

Abstract

The invention provides a paint mist purification system in high and large space. The paint mist purification system comprises an air supply purification system, a static-pressure air supply unit of a paint spraying position and an exhaust air purification system, wherein the air supply purification system is connected with the static-pressure air supply unit of the paint spraying position through a flexadux; during paint mist purification, air treated by the air supply purification system enters the static-pressure air supply unit of the painting position and then enters a room so as to form air supply air flow from the top to the bottom; paint mists pass through a strip-shaped ground shutter air outlet and enter a pumpless paint mist filter under the action of an explosion-proof high-pressure centrifugal ventilator, and then exhaust gas is discharged after being treated by a carbon fiber exhaust gas adsorption purifier and met standards. By adopting the technical scheme of the invention, the paint mist purification system has the benefits as follows: the static-pressure air supply unit of the painting position is arranged in that way: the height of the static-pressure air supply unit can be adjusted flexibly, so that the purpose of flexibly controlling an effective control area is achieved; a plurality of holes are formed in the looking-up surface of the static-pressure air supply unit and mobile baffles are arranged on the periphery of the looking-up surface, so that the uniform air flow line can be ensured effectively, and airflow diffusion can be controlled; the strip-shaped ground shutter air outlet is coordinated with the explosion-proof high-pressure centrifugal ventilator for absorbing and discharging the pain mists rapidly.

Description

A kind of large space mist cleaning system and purification method thereof

Technical field

The present invention relates to air purification field, relate in particular to a kind of mist cleaning system.

Background technology

Lacquer spraying technique application is very extensive, but the coating cloud serious environment pollution producing in painting process, therefore, coating cloud purifies the attention that more and more causes people.

Current domestic large space painting workshop coating cloud purifying treatment method is more, and what conventionally adopt is roof static pressure layer orifice feeding, ground exhaust outlet air draft mode.The air-flow of which is sent downwards by roof, in motion process, constantly sneaks into surrounding air, and air-flow section is changed from small to big, and temperature and wind speed are decayed rapidly.

The defect that prior art exists is: for fear of buoyancy effect and meet controlled wind speed requirement in winter, air supply velocity requires larger, causes air output to increase, and ajutage size, pressure fan power consumption are increased.For preventing that coating cloud from polluting surrounding environment, painting workshop should keep negative pressure simultaneously, and exhaust air rate should be greater than air output, and this causes coating cloud cleaning equipment, waste gas purification apparatus, effluent purifying device all to increase; Because air-supply in winter needs heating, air output increases, and making to add heat increases, and energy consumption is large, and result increases the initial cost of system, operating cost, is also unfavorable for energy-conservation.

Summary of the invention

The present invention is directed to the deficiencies in the prior art, a kind of mist cleaning system proposing, by wind speed, control the effective control zone of spray paint combination air-supply exhaust system, make exhaust outlet directly act on coating cloud contaminated area, supply and exhaust mouth distance is little, air-flow blows, suction effect is strong, has reduced coating cloud purification equipment system when improving air purification effect.

A kind of mist cleaning system is comprised of the cleaning system of blowing, the post static pressure blowing unit that sprays paint, exhaust Air Cleaning system, and described air-supply cleaning system is connected with the post static pressure blowing unit that sprays paint by pneumatic hose; Wherein,

The described post static pressure blowing unit that sprays paint is a cuboid casing, the face of overlooking of described casing is provided with duct collar and casing side is welded with respectively sling point, the face of looking up of described casing is provided with some perforates, and the surrounding that described casing is looked up face is respectively arranged with the sideboard that nature hangs; The described post static pressure blowing unit that sprays paint is by spending blue bolt and suspension rod to be lifted on spray painting operation face top.

Described spray paint post static pressure blowing unit by spend blue bolt free adjustment its apart from ground level, realize rising or the decline of the post static pressure blowing unit that sprays paint.

Described exhaust Air Cleaning system is by ground bar shaped blinds exhaust outlet, form without pump paint-fog filter, carbon fiber waste gas adsorption cleaning device, explosion-proof high-pressure centrifugal fan, described ground bar shaped exhaust outlet, without pump paint-fog filter, carbon fiber waste gas adsorption cleaning device, explosion-proof high-pressure centrifugal blower, by ventilation shaft, connects.

Utilizing a kind of mist cleaning system of the present invention to realize coating cloud effectively controls:

Comprise an effective control zone, by the post static pressure blowing unit that sprays paint, blow out top-down air-flow, the air-flow wind speed that makes to blow reaches survival wind speed, forms fresh air region more than Spray Painter's person neck;

The survival wind speed of described air-supply air-flow is 0.5~0.6m/s;

After the air of processing through air-supply cleaning system enters the post static pressure blowing unit that sprays paint, enter again indoor, form top-down air-supply air-flow, coating cloud is through ground bar shaped blinds exhaust outlet, under the effect of explosion-proof high-pressure centrifugal fan, enter without pump paint-fog filter waste gas discharge after the processing of carbon fiber waste gas adsorption cleaning device is up to standard more afterwards.

The beneficial effect of technical scheme of the present invention is: the post static pressure blowing unit that sprays paint described in the technical program is set to, and can adjust flexibly the height of static pressure blowing unit, thereby reaches the object in region, the effective control zone of flexible control; By the face of looking up at static pressure blowing unit, some holes are set and in this face surrounding, sideboard are set, can effectively guarantee that air-flow streamline is even, control Diffusion of gas stream; By ground bar shaped blinds exhaust outlet is being set, coordinate explosion-proof high-pressure centrifugal fan fast coating cloud to be got rid of.

Accompanying drawing explanation

Polluted area schematic diagram when Fig. 1 sprays paint workman's operation;

Fig. 2 post static pressure blowing unit front view that sprays paint;

Fig. 3 post static pressure blowing unit top view that sprays paint

In figure: 1, cuboid casing, 2, orifice plate, 3, sideboard 4, suspension rod, 5, spend blue bolt, 6, duct collar, 7 sling points.

The specific embodiment

As shown in Figure 1, during lance ejection coating cloud, a part is attached on coated workpieces conventionally, and remainder rebounds in air with jet-like.When air supply velocity reaches a certain value, the air-flow that bounce-back coating cloud and air-supply air-flow interact to form, fresh air and air-polluting line of demarcation along with the increasing of air supply velocity, add and be bent downwardly gradually.When supply air system is out of service, bounce-back air stream contamination region is TMBCAT.Along with air supply velocity increases gradually, its Polluted area dwindles gradually; When bounce-back air-flow line of demarcation is below neck (N point), for TDBCAT region, safety zone, be called effective control zone.

A kind of mist cleaning system of the present invention is comprised of the cleaning system of blowing, the post static pressure blowing unit that sprays paint, exhaust Air Cleaning system, and described air-supply cleaning system is connected with the post static pressure blowing unit that sprays paint by pneumatic hose; Wherein,

As shown in Figure 2, the described post static pressure blowing unit that sprays paint is a cuboid casing 1, the face of overlooking of described cuboid casing 1 is provided with duct collar 6 and casing side is welded with respectively sling point 7, the face of looking up of described cuboid casing 1 is provided with some perforates to form orifice plate 2, and the surrounding that described cuboid casing 1 is looked up face is respectively arranged with the sideboard 3 that nature hangs; The described post static pressure blowing unit that sprays paint is by spending blue bolt 5 and suspension rod 4 to be lifted on spray painting operation face top;

Described exhaust Air Cleaning system is by ground bar shaped blinds exhaust outlet, form without pump paint-fog filter, carbon fiber waste gas adsorption cleaning device, explosion-proof high-pressure centrifugal fan, described ground bar shaped exhaust outlet, without pump paint-fog filter, carbon fiber waste gas adsorption cleaning device, explosion-proof high-pressure centrifugal fan, by ventilation shaft, connects.

Utilizing a kind of mist cleaning system of the present invention can realize large space coating cloud purifies:

Comprise an effective control zone, by the control air-flow of blowing, the post static pressure blowing unit that makes to spray paint blows out top-down air-supply air-flow, forms fresh air region more than Spray Painter's person neck;

The wind speed of described air-supply air-flow is 0.5~0.6m/s;

After the air of processing through air-supply cleaning system enters the post static pressure blowing unit that sprays paint, enter again indoor, form top-down air-supply air-flow, coating cloud is through ground bar shaped blinds exhaust outlet, under the effect of explosion-proof high-pressure centrifugal fan, enter without pump paint-fog filter waste gas discharge after the processing of carbon fiber waste gas adsorption cleaning device is up to standard more afterwards.

For the starting point that realizes the energy-conservation and good economical benefit between paint spray booth, be to compress to greatest extent better purifying space.The present invention is by the control to supply and exhaust air flow direction, formed effective control zone, then designed a kind of coating cloud purification style that the post static pressure blowing unit that sprays paint, ground local bar shaped air grille air draft are set in effective control zone, which can effectively realize energy-conservation and object cost saving.

In design of the present invention, because employing post static pressure blowing unit and the ground local bar shaped blinds exhaust outlet that sprays paint directly acts on coating cloud contaminated area, supply and exhaust mouth distance is little, air-flow blows, suction effect is strong, make control zone velocity field even, stable, can overcome the impact of buoyancy while sending hot blast winter; When coating cloud just produces, by air-flow, to be taken away, near the operating environment not polluting, can get rid of the nuisance distributing effectively, reaches the optimum efficiency that coating cloud is controlled.

Claims (3)

1. a large space mist cleaning system, by air-supply cleaning system and exhaust Air Cleaning system, formed, described exhaust Air Cleaning system is by ground exhaust outlet, form without pump paint-fog filter, carbon fiber waste gas adsorption cleaning device, explosion-proof high-pressure centrifugal blower, described ground exhaust outlet, without pump paint-fog filter, carbon fiber waste gas adsorption cleaning device, explosion-proof high-pressure centrifugal blower, by ventilation shaft, connects;
It is characterized in that: described mist cleaning system also comprises the post static pressure blowing unit that sprays paint; Described air-supply cleaning system is connected with the post static pressure blowing unit that sprays paint by pneumatic hose;
The described post static pressure blowing unit that sprays paint is a cuboid casing, the face of overlooking of described casing is provided with duct collar and casing side is welded with respectively sling point, the face of looking up of described casing is provided with some perforates, and the surrounding that described casing is looked up face is respectively arranged with the sideboard that nature hangs; The described post static pressure blowing unit that sprays paint is by spending blue bolt and suspension rod to be lifted on spray painting operation face top;
Described spray paint post static pressure blowing unit by spend blue bolt free adjustment its apart from ground level, realize rising or the decline of the post static pressure blowing unit that sprays paint.
2. a kind of mist cleaning system as claimed in claim 1, is characterized in that: described ground exhaust outlet is bar shaped louvered exhaust outlet.
3. utilize a kind of mist cleaning system described in claim 1 to realize the method that coating cloud purifies:
Comprise an effective control zone, by the post static pressure blowing unit that sprays paint, blow out top-down air-flow, the air-flow wind speed that makes to blow reaches survival wind speed, forms fresh air region more than Spray Painter's person neck;
The survival wind speed of described air-supply air-flow is 0.5~0.6m/s;
After the air of processing through air-supply cleaning system enters the post static pressure blowing unit that sprays paint, enter again indoor, form top-down air-supply air-flow, coating cloud is through ground bar shaped blinds exhaust outlet, under the effect of explosion-proof high-pressure centrifugal blower, enter without pump paint-fog filter waste gas discharge after the processing of carbon fiber waste gas adsorption cleaning device is up to standard more afterwards.
CN201310564863.7A 2013-11-14 2013-11-14 Paint mist purification system and method in high and large space CN103551271A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310564863.7A CN103551271A (en) 2013-11-14 2013-11-14 Paint mist purification system and method in high and large space

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310564863.7A CN103551271A (en) 2013-11-14 2013-11-14 Paint mist purification system and method in high and large space

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104587770A (en) * 2014-08-09 2015-05-06 田光礼 Explosion insulation motor dust collector
CN107234030A (en) * 2017-07-03 2017-10-10 中国航天建设集团有限公司 Spray painting post static pressure blowing unit and spray paint cleaning system

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4345921A (en) * 1980-07-04 1982-08-24 Ab Svenska Flaktfabriken Spray chamber including a wet separator
US5277652A (en) * 1993-02-23 1994-01-11 Minor James G Spray booth
JPH1057858A (en) * 1996-08-20 1998-03-03 Banzai:Kk Dust absorber for sheet metal coating
DE102006001384A1 (en) * 2006-01-11 2007-07-12 SLF Oberflächentechnik GmbH Air ventilation system by such as a paint shop building has work area improved by internal circulating fan units
CN201823666U (en) * 2010-10-18 2011-05-11 山东迈赫自动化装备股份有限公司 Dry spray booth
CN201832755U (en) * 2010-10-15 2011-05-18 苏州丰裕机械工程有限公司 Water curtain type workpiece spraying chamber
GB2487565A (en) * 2011-01-27 2012-08-01 Spraybooth Technology Ltd Spray booth with movable guide vanes for controlling the airflow
CN203030453U (en) * 2012-12-19 2013-07-03 盐城市凯利达机械设备有限公司 Spraying baking integrated room recoil type wet process paint mist filtering device
CN203610255U (en) * 2013-11-14 2014-05-28 中国航天建设集团有限公司 Paint mist purification system in high and large space

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4345921A (en) * 1980-07-04 1982-08-24 Ab Svenska Flaktfabriken Spray chamber including a wet separator
US5277652A (en) * 1993-02-23 1994-01-11 Minor James G Spray booth
JPH1057858A (en) * 1996-08-20 1998-03-03 Banzai:Kk Dust absorber for sheet metal coating
DE102006001384A1 (en) * 2006-01-11 2007-07-12 SLF Oberflächentechnik GmbH Air ventilation system by such as a paint shop building has work area improved by internal circulating fan units
CN201832755U (en) * 2010-10-15 2011-05-18 苏州丰裕机械工程有限公司 Water curtain type workpiece spraying chamber
CN201823666U (en) * 2010-10-18 2011-05-11 山东迈赫自动化装备股份有限公司 Dry spray booth
GB2487565A (en) * 2011-01-27 2012-08-01 Spraybooth Technology Ltd Spray booth with movable guide vanes for controlling the airflow
CN203030453U (en) * 2012-12-19 2013-07-03 盐城市凯利达机械设备有限公司 Spraying baking integrated room recoil type wet process paint mist filtering device
CN203610255U (en) * 2013-11-14 2014-05-28 中国航天建设集团有限公司 Paint mist purification system in high and large space

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Title
陈建新 等: "高大空间喷漆作业环境漆雾控制的一种新方法", 《暖通空调》 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104587770A (en) * 2014-08-09 2015-05-06 田光礼 Explosion insulation motor dust collector
CN107234030A (en) * 2017-07-03 2017-10-10 中国航天建设集团有限公司 Spray painting post static pressure blowing unit and spray paint cleaning system

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Free format text: CORRECT: INVENTOR; FROM: CHEN JIANXIN CHEN KAIWEN TO: CHEN JIANXIN CHEN KAIWEN GU FANG CHEN LEI

CB03 Change of inventor or designer information

Inventor after: Chen Jianxin

Inventor after: Chen Kaiwen

Inventor after: Gu Fang

Inventor after: Chen Lei

Inventor before: Chen Jianxin

Inventor before: Chen Kaiwen

C53 Correction of patent for invention or patent application
RJ01 Rejection of invention patent application after publication

Application publication date: 20140205

RJ01 Rejection of invention patent application after publication