CN202521616U - Polluted-air purification device of steel structure component after spray painting - Google Patents
Polluted-air purification device of steel structure component after spray painting Download PDFInfo
- Publication number
- CN202521616U CN202521616U CN2012201851727U CN201220185172U CN202521616U CN 202521616 U CN202521616 U CN 202521616U CN 2012201851727 U CN2012201851727 U CN 2012201851727U CN 201220185172 U CN201220185172 U CN 201220185172U CN 202521616 U CN202521616 U CN 202521616U
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- diameter
- wind channel
- air channel
- polluted
- overcoat
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Treating Waste Gases (AREA)
Abstract
The utility model discloses a polluted-air purification device of a steel structure component after spray painting. The polluted-air purification device comprises a diameter-transformed wind channel and a water channel, wherein sections of the diameter-transformed wind channel become smaller in sequence, a resistance wire heated to a high temperature is arranged in a small section cylinder body of the diameter-transformed wind channel, and an outer sleeve of the same shape with the diameter-transformed wind channel is arranged outside the diameter-transformed wind channel. The length of the small section cylinder body is smaller than that of the diameter-transformed wind channel. A seal cover is arranged at the tail end of the diameter-transformed wind channel. A division plate used for containing oxidation catalyst is disposed between the small section cylinder bodies of the outer sleeve and the diameter-transformed wind channel. The diameter-transformed wind channel and a lower end of the outer sleeve surround to form an outlet, and the outlet is arranged in the water tank. The polluted-air purification device thoroughly purifies the polluted-air, discharges polluted-air into atmosphere after three processed, namely burning, oxidation and catalysis, and water washing, and has the advantages of simple structure, good purification efficiency, and low investment cost.
Description
Technical field
The utility model relates to a kind of spray paint device of after stain air of steel construction piece that purifies.
Background technology
It all is essential machining process that steel construction is processed in the every profession and trade manufacturing enterprise, and after a large amount of steel construction processing, eliminate rust, spray paint anticorrosion and increase aesthetic appearance also are essential technology.Thus, in comparatively advanced steel construction workshop paint spray booth is set specially, contaminated air is directly taken away the entering atmosphere.Because by paint and the wherein pollution of composition, air is unpleasant and the people is felt sick, wherein benzene class, aldehyde material bring serious harm to the health of human body, and their carcinogenesis can not look down upon.High chimney will contain the volatile matter of those organic solvents in pungent paint ingredients and its composition etc. and completely enter among the sky atmosphere, or will paint in " being dissolved in " water through washing, or collection and treatment or enter sewer pipe.They still endanger the rivers,lakes and seas and the mankind that rely on them after all.The constituent analysis of paint: the composition of paint all is to form with following three kinds of base substances: film forming matter, also claim binding agent, and pine, lacquer, oil plant and synthetic resin mixing type of joining, it is the main body of paint; Film forming subsidiary material matter comprises various pigment, rust resisting pigment, extender pigment.It plays protective value and decorative effect painted and raising paint; Auxiliary film forming matter comprises various auxiliary agents and solvent, mainly is diluted to membrane substance.Diluent materials has benzene class, ester class and ketone.The low-quality diluent contains dichloropropane and methyl alcohol, mixes benzene etc.Find out that from composition it sucks human body and will cause serious consequence.Based on above-mentioned, utilize air exhauster will be suspended in the airborne paint molecule of structural shop and extract out with the organic solvent that disengages and be thrown among the atmosphere or wash it, be not basic plan.
The utility model content
The purpose of the utility model is to provide a kind of spray paint device of after stain air of steel construction piece that purifies, and does not contain the material that is detrimental to health after contaminated air is purified.
The spray paint device of after stain air of this purification steel construction piece that the utility model provides; Comprise reducing air channel, water tank that the cross section diminishes successively; In the small bore cylindrical shell in said reducing air channel resistance wire is arranged, an overcoat that profile is similar with it is arranged outside said reducing air channel, the small bore cylindrical shell length of overcoat is greater than the small bore cylindrical shell length in said reducing air channel; The terminal with closure plate of overcoat has the dividing plate that is used for holding oxidation catalyst between the small bore air channel in its external sleeve and reducing air channel; The outlet that said reducing air channel and overcoat lower end surround is arranged in said water tank.
The small bore cylinder inboard wall of said overcoat has thermal insulation layer.
The two ends of said dividing plate are fixed with the outer wall in reducing air channel, the inwall of overcoat respectively.
Said oxidation catalyst adopts the ceramic honeycomb catalyst.
The utility model is discharged in the atmosphere after contaminated air is thoroughly purified through burning, oxidation catalysis and washing three road process side, has simple in structure, good purification, the advantage that input cost is low.The reducing air channel that it diminishes through the cross section to quicken to gas; The high temperature resistance silk is arranged in the air channel; With the burning of the harmful substance in the gas, layer of oxidation catalyst is arranged outside the air channel, the mist after the burning gets into the layer of oxidation catalyst that is heated to high temperature by resistance wire from the air channel; The outer outer casing inner wall of layer of oxidation catalyst has thermal insulation layer; Guarantee the high-temperature oxydation catalysis of gas, the gas after the burning is cleaned into carbonaceous particles behind the multilayer oxidation catalysis innocuous gas gets in the water tank, and innocuous gas is discharged in the atmosphere after washing.
Description of drawings
Fig. 1 is a kind of structural representation of the utility model.
Fig. 2 is the another kind of structural representation of the utility model.
The specific embodiment
As shown in Figure 1, the spray paint device of after stain air of the described purification steel construction piece of the utility model comprises reducing air channel 1, water tank 2 that the cross section diminishes successively.The outer end in reducing air channel 1 connects air exhauster 8; In its small bore cylindrical shell resistance wire 3 is arranged; Reducing air channel 1 is outer to have an overcoat 4 that profile is similar with it, and the small bore cylindrical shell length of overcoat 4 is greater than the small bore cylindrical shell length in reducing air channel 1, the terminal with closure plate 41 of overcoat; The dividing plate 6 that is used for holding oxidation catalyst 5 is arranged between the small bore cylindrical shell in its external sleeve 4 and reducing air channel 1, and the two ends of dividing plate 6 are fixed with the outer wall in reducing air channel 1, the inwall of overcoat 4 respectively; Reducing air channel 1 is arranged in 2 water tanks with the outlet that overcoat 4 lower ends surround.The small bore cylinder inboard wall of overcoat 4 has thermal insulation layer 7.
The operation principle of the utility model is following: with in the contaminated air suction reducing air channel 1 in workshop or the paint spray booth, the gas communication cross section is from diminishing greatly by air exhauster 8, and the flow velocity of gas increases; When the gas behind the increase flow velocity passes through the cylindrical shell in small bore reducing air channel, the resistance wire that is heated to 400 ~ 450 ℃ is arranged in it, paint particle in the gas and various harmful components thereof are at high temperature burnt; Paint burning back forms CO, CO2 and water; Organic solvent also burns, and the mist after the burning gets in the oxidation catalyst 5 and purifies, and oxidation catalyst 5 is heated to temperature by resistance wire 3 and is higher than 400 ℃; The oxidized CO2 gas that is cleaned into carbonaceous particles is laggard during through the discharge of this purifications zone goes in the water tank 2 for mist; The CO2 gas water surface that from water, disperses to emerge gets in the atmosphere, and the carbon granule in the gas is left in the water tank, and the water capacity that contains carbon granule is prone to purify; Even do not purify, the water of carbonaceous particles is also harmless to the mankind.
As shown in Figure 2; The utility model also can be placed on oxidation catalyst 5 below of reducing air channel 1 small bore cylindrical shell internal resistance wire 3; Harmful substance in the gas force to get into oxidation in 5 layers of the oxidation catalysts after by high-temp combustion, is discharged in the atmosphere after being atomized water washing then.
Claims (4)
1. one kind purifies the spray paint device of after stain air of steel construction piece; It is characterized in that: it comprises reducing air channel, the water tank that the cross section diminishes successively; In the small bore cylindrical shell in said reducing air channel resistance wire is arranged, an overcoat that profile is similar with it is arranged outside said reducing air channel, the small bore cylindrical shell length of overcoat is greater than the small bore cylindrical shell length in said reducing air channel; The terminal with closure plate of overcoat has the dividing plate that is used for holding oxidation catalyst between the small bore air channel in its external sleeve and reducing air channel; The outlet that said reducing air channel and overcoat lower end surround is arranged in said water tank.
2. the spray paint device of after stain air of purification steel construction piece as claimed in claim 1, it is characterized in that: the small bore cylinder inboard wall of said overcoat has thermal insulation layer.
3. the spray paint device of after stain air of purification steel construction piece as claimed in claim 1, it is characterized in that: the two ends of dividing plate are fixed with the outer wall in reducing air channel, the inwall of overcoat respectively.
4. purify the spray paint device of after stain air of steel construction piece according to claim 1, it is characterized in that: said oxidation catalyst adopts the ceramic honeycomb catalyst.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201851727U CN202521616U (en) | 2012-04-27 | 2012-04-27 | Polluted-air purification device of steel structure component after spray painting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201851727U CN202521616U (en) | 2012-04-27 | 2012-04-27 | Polluted-air purification device of steel structure component after spray painting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202521616U true CN202521616U (en) | 2012-11-07 |
Family
ID=47104563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201851727U Expired - Fee Related CN202521616U (en) | 2012-04-27 | 2012-04-27 | Polluted-air purification device of steel structure component after spray painting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202521616U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105032176A (en) * | 2015-06-14 | 2015-11-11 | 黄志强 | Waste gas treatment device |
-
2012
- 2012-04-27 CN CN2012201851727U patent/CN202521616U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105032176A (en) * | 2015-06-14 | 2015-11-11 | 黄志强 | Waste gas treatment device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121107 Termination date: 20130427 |