CN102794245A - Waste gas utilization system for paint spray booth - Google Patents

Waste gas utilization system for paint spray booth Download PDF

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Publication number
CN102794245A
CN102794245A CN2012103175475A CN201210317547A CN102794245A CN 102794245 A CN102794245 A CN 102794245A CN 2012103175475 A CN2012103175475 A CN 2012103175475A CN 201210317547 A CN201210317547 A CN 201210317547A CN 102794245 A CN102794245 A CN 102794245A
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CN
China
Prior art keywords
spray booth
paint spray
combustion chamber
paint
water smoke
Prior art date
Application number
CN2012103175475A
Other languages
Chinese (zh)
Inventor
张正泉
Original Assignee
张正泉
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 张正泉 filed Critical 张正泉
Priority to CN2012103175475A priority Critical patent/CN102794245A/en
Publication of CN102794245A publication Critical patent/CN102794245A/en

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Classifications

    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

Abstract

The invention relates to a waste gas utilization system for a paint spray booth, which is characterized by comprising a fan, a water mist pool, a combustion chamber and a paint baking room; an air inlet pipe and an air outlet pipe are arranged on the fan; the outer wall of the paint baking room is of a double-layer structure; a heating cavity is formed between the double-layer structure; the fan is respectively communicated with the paint spray booth and the water mist pool through the air inlet pipe and the air outlet pipe; the water mist pool is communicated with the combustion chamber through the air inlet pipe; an ignition device is arranged on the combustion chamber; the combustion chamber is communicated with the heating cavity of the paint baking room through a hot gas pipe; and an outlet through which the heating cavity is communicated with the outside is formed on the paint baking room. Through the waste gas utilization system, not only the recycling of effective components in paint and the heat utilization of combustible components are realized, but also the pollution caused by mixed gas to the atmosphere is avoided. The waste gas utilization system for the paint spray booth has the advantages of simple and reasonable structure, greenness and environmental friendliness, remarkable beneficial effects and convenience in application and popularization.

Description

Paint spray booth exhaust gas utilization system
Technical field
The present invention relates to a kind of paint spray booth exhaust gas utilization system, in particular, relate in particular to a kind of can the withdrawal and with paint spray booth exhaust gas utilization system inflammable and that poisonous gas burns big paint particle.
Background technology
In the anticorrosion process of metal, especially for the product or the member of iron and steel material quality, the spray oil enamelled coating is the most effective and main mode.All there is paint spray booth in large-scale steel products manufacturing enterprise, in paint spray booth, realizes the japanning operation to steel products.Operation in paint spray booth, poisonous, the pernicious gas material that can avoid producing in the painting process enter into atmosphere, cause environmental pollution and harm humans healthy.
The main component of paint has: oil plant, resin, pigment, solvent or diluent, auxiliary material etc.In the spray painting operation process, the fixed substance that not only has in the paint swims in the atmosphere, pollute, and as having benzene, toluene and the xylene species that stimulates taste, invisible especially killer.Xylenes not only has direct harm to human body, and it mixes with air and can form explosive mixture, meets the high heat energy of naked light and causes burning, explodes that kickback can take place for (concentration height to a certain degree time) and oxidant; Too fast being easy to generate of flow velocity gathered static, and xylenes is more great than air ratio, can diffuse to place quite far away in the lower, runs into naked light and can draw, strile-back.
The mist that paint spray booth produces, big to human body, environmental hazard, and be prone to take place burning and blast.The system that at present also the mist in the paint spray booth is not utilized or reclaims.
Summary of the invention
The present invention is in order to overcome the shortcoming of above-mentioned technical problem, and providing a kind of can regain and with paint spray booth exhaust gas utilization system inflammable and that poisonous gas burns big paint particle.
Paint spray booth exhaust gas utilization of the present invention system, it is characterized in that: comprise blower fan, water smoke pond, combustion chamber and baking finish room, blower fan is provided with blast pipe and discharge pipe; The outer wall in baking finish room is a double-decker, forms heating chamber between the double-decker; Said blower fan is connected with paint spray booth, water smoke pond respectively through blast pipe, discharge pipe, and the water smoke pond is connected with the combustion chamber through air inlet pipe, and the combustion chamber is provided with igniter; The combustion chamber is connected through the heating chamber of heating pipe with the baking finish room, and the baking finish room is provided with the outlet that realizes that heating chamber is in communication with the outside.
Blower fan goes into to suck with the mixture of air that produces in the baking finish room painting process and paint through blast pipe, through discharge pipe mist is sent in the water smoke pond again.Mist through with the mixing of water smoke, water curtain, water smoke can be pressed into the paint particle of volatilization in the water, paint branch on the surface that swims in water body, are convenient to recycle; Poisonous, inflammable gas (like xylenes etc.) enters into the combustion chamber through air inlet pipe and burns, and the heat of generation heats for the baking finish room, when avoiding the toxic gas diffusion, has also realized reusing of energy source.
Paint spray booth exhaust gas utilization of the present invention system comprises the hydraulic pamp that is used for producing in the water smoke pond water curtain, water smoke, is provided with a plurality of atomizers that are connected with the hydraulic pamp outlet in the water smoke pond; The below in water smoke pond is provided with the circulating water body of water supply press pump recycling.To be convenient to the water smoke, the water curtain that fully contact with gas in order in the water smoke pond, producing, can to realize through the atomizer that is connected with hydraulic pamp, so that to greatest extent the floating particle of paint is regained.
Paint spray booth exhaust gas utilization of the present invention system, said combustion chamber also is communicated with fuel cartridge, stores acetylene, natural gas or coal gas fuel in the fuel cartridge.Because the imflammable gas of paint volatilization is less, rely on itself and AIR MIXTURES to be difficult for burning merely, combustion-supporting through acetylene, natural gas or coal gas can be burnt pernicious gas (like xylenes) totally.
Paint spray booth exhaust gas utilization of the present invention system, said paint spray booth is arranged on the bottom surface, and the air inlet of blast pipe is connected with the bottom of paint spray booth.Because the volatile substance proportion of paint is big than air, the gas outlet that is connected with blast pipe is arranged at the bottom of paint spray booth, and the paint material that produces that helps spraying paint enters into air inlet pipe to greatest extent.
The invention has the beneficial effects as follows: paint spray booth exhaust gas utilization of the present invention system; Utilize blower fan that the mist that produces in the painting process is sent in the water smoke pond; So that the paint particle in the mist is regained through water smoke, water curtain; Through the combustion chamber flammable, toxic gas (like xylenes) in the mist are burnt again, and supply the baking finish room to heat the heat of its generation; The recycling of active ingredient and the Btu utilization of combustible component had also avoided mist that atmosphere is polluted in both having realized painting.Paint spray booth exhaust gas utilization of the present invention system, have also that system architecture is succinct rationally, environmental protection, beneficial effect significantly and be convenient to the advantage of application.
Description of drawings
Fig. 1 is the structure principle chart of paint spray booth exhaust gas utilization of the present invention system.
Among the figure: 1 paint spray booth, 2 blower fans, 3 water smoke ponds, 4 combustion chambers, 5 fuel cartridges, baking finish rooms 6,7 blast pipes, 8 discharge pipes, 9 air inlet pipe, 10 heating pipes, 11 heating chambers, 12 circulating water bodies, 13 atomizers, 14 hydraulic pamps, 15 bottom surfaces, 16 igniters, 17 outlets.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is described further.
As shown in Figure 1, provided the structure principle chart of paint spray booth exhaust gas utilization of the present invention system, it comprises blower fan 2, water smoke pond 3, combustion chamber 4, fuel cartridge 5, baking finish room 6, hydraulic pamp 14, igniter 16.Blower fan 2 is provided with blast pipe 7 and discharge pipe 8, and blower fan 2 is connected with paint spray booth 1, water smoke pond 3 respectively through blast pipe 7, discharge pipe 8, so that blower fan 2 is sent to the mist that produces in the spray painting operation process in the paint spray booth 1 in the water smoke pond 3.Be provided with a plurality of atomizers 13 in the water smoke pond 3, atomizer 13 is connected with the outlet of hydraulic pamp 14, and the bottom in water smoke pond 3 is a circulating water body; Hydraulic pamp 14 can produce water smoke, water curtain through atomizer 13 in water smoke pond 3, so that fully mix with the mist of paint and air composition, and the paint of larger particles is trapped in water body.Circulating water body 12 in the hydraulic pamp 14 water smoke capable of using ponds 3.
Water smoke pond 3 is connected with combustion chamber 4 through air inlet pipe 9, so that the imflammable gas that does not combine with water burns in combustion chamber 4.Fuel cartridge 5 is connected with combustion chamber 4, in fuel cartridge 5 under the auxiliary combustion of burning gases, and can be totally with the gas fuel burning that evaporates in the painting process.The outer wall in baking finish room 6 is a double-decker, is heating chamber 11 between the double-decker; Combustion chamber 4 is connected with the heating chamber 11 in baking finish room 6 through heating pipe 10.High-temperature gas in the heating pipe 10 enters into after the heating chamber 11, can the outer wall in baking finish room 6 be heated; Like this, the temperature in the baking finish room 6 will raise, so that the enamelled coating of surface of the work in the oven dry baking finish room 6.Also be provided with outlet 17 on the baking finish room 6, so that the gas in the heating chamber 11 is discharged.
Paint spray booth exhaust gas utilization of the present invention system; Not only purified the working environment in the paint spray booth 1; Poisonous in the painting process, discharge of harmful gases have been avoided; But also can regain swimming in airborne paint particle, and flammable, toxic gas are burnt, the heat that burning produces can heat baking finish room 6 again.Have that system architecture is succinct rationally, environmental protection, beneficial effect significantly and be convenient to the advantage of application.

Claims (4)

1. paint spray booth exhaust gas utilization system, it is characterized in that: comprise blower fan (2), water smoke pond (3), combustion chamber (4) and baking finish room (6), blower fan is provided with blast pipe (7) and discharge pipe (8); The outer wall in baking finish room is a double-decker, forms heating chamber (11) between the double-decker; Said blower fan is connected with paint spray booth, water smoke pond respectively through blast pipe, discharge pipe, and the water smoke pond is connected with the combustion chamber through air inlet pipe (9), and the combustion chamber is provided with igniter (16); The combustion chamber is connected with the heating chamber in baking finish room through heating pipe (10), and the baking finish room is provided with the outlet (17) that realizes that heating chamber (11) is in communication with the outside.
2. paint spray booth exhaust gas utilization according to claim 1 system is characterized in that: comprise the hydraulic pamp (14) that is used for producing in water smoke pond (3) water curtain, water smoke, be provided with a plurality of atomizers (13) that are connected with the hydraulic pamp outlet in the water smoke pond; The below in water smoke pond is provided with the circulating water body (12) of water supply press pump recycling.
3. paint spray booth exhaust gas utilization according to claim 1 and 2 system, it is characterized in that: said combustion chamber (4) also are communicated with fuel cartridge (5), store acetylene or coal gas fuel in the fuel cartridge.
4. paint spray booth exhaust gas utilization according to claim 1 and 2 system, it is characterized in that: said paint spray booth (1) is arranged on the bottom surface (15), and the air inlet of blast pipe (7) is connected with the bottom of paint spray booth.
CN2012103175475A 2012-08-31 2012-08-31 Waste gas utilization system for paint spray booth CN102794245A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012103175475A CN102794245A (en) 2012-08-31 2012-08-31 Waste gas utilization system for paint spray booth

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012103175475A CN102794245A (en) 2012-08-31 2012-08-31 Waste gas utilization system for paint spray booth

Publications (1)

Publication Number Publication Date
CN102794245A true CN102794245A (en) 2012-11-28

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103357551A (en) * 2013-07-18 2013-10-23 河南卓立膜材料股份有限公司 Coating unit organic solvent gas energy-saving discharge system
CN106621669A (en) * 2017-01-03 2017-05-10 福建省天朗环保设备有限公司 Waste gas treatment method of paint mist recycling
CN109317342A (en) * 2018-12-05 2019-02-12 尹杰 A kind of electrical engineering paint spray booth of cleaning type

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN85204370U (en) * 1985-10-07 1986-09-10 中国人民解放军第七四一六工厂 Spraying (baking) finish unit with benzene treatment and thermal-energy recovery device
CN2714164Y (en) * 2004-05-24 2005-08-03 许小东 Highly effective paint spray exhaust purifying device
CN2876619Y (en) * 2005-12-07 2007-03-07 辛泽世 Energy-saving environment protection air heater
CN201200949Y (en) * 2008-05-23 2009-03-04 长沙中联重工科技发展股份有限公司 Wet spraying and baking finish room
CN102068890A (en) * 2010-12-24 2011-05-25 环境保护部华南环境科学研究所 Method and device for treating complex industrial organic waste gas
CN202715511U (en) * 2012-08-31 2013-02-06 张正泉 Waste gas utilizing system of paint spray booth

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN85204370U (en) * 1985-10-07 1986-09-10 中国人民解放军第七四一六工厂 Spraying (baking) finish unit with benzene treatment and thermal-energy recovery device
CN2714164Y (en) * 2004-05-24 2005-08-03 许小东 Highly effective paint spray exhaust purifying device
CN2876619Y (en) * 2005-12-07 2007-03-07 辛泽世 Energy-saving environment protection air heater
CN201200949Y (en) * 2008-05-23 2009-03-04 长沙中联重工科技发展股份有限公司 Wet spraying and baking finish room
CN102068890A (en) * 2010-12-24 2011-05-25 环境保护部华南环境科学研究所 Method and device for treating complex industrial organic waste gas
CN202715511U (en) * 2012-08-31 2013-02-06 张正泉 Waste gas utilizing system of paint spray booth

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103357551A (en) * 2013-07-18 2013-10-23 河南卓立膜材料股份有限公司 Coating unit organic solvent gas energy-saving discharge system
CN106621669A (en) * 2017-01-03 2017-05-10 福建省天朗环保设备有限公司 Waste gas treatment method of paint mist recycling
CN109317342A (en) * 2018-12-05 2019-02-12 尹杰 A kind of electrical engineering paint spray booth of cleaning type

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Application publication date: 20121128

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