CN215539649U

CN215539649U - A exhaust treatment device for mill's spray booth

Info

Publication number: CN215539649U
Application number: CN202122029935.0U
Authority: CN
Inventors: 徐健元; 徐炬流; 黄炳辉
Original assignee: Foshan Teng Teng Environmental Protection Technology Co ltd
Current assignee: Foshan Teng Teng Environmental Protection Technology Co ltd
Priority date: 2021-08-26
Filing date: 2021-08-26
Publication date: 2022-01-18
Anticipated expiration: 2031-08-26

Abstract

The utility model discloses a waste gas treatment device for a factory paint spray booth, which comprises a factory paint spray booth and a clean gas square tower, wherein an induced draft fan is arranged between the factory paint spray booth and the clean gas square tower, an air inlet port of the induced draft fan is connected with an exhaust pipe, a paint mist removing structure body is arranged on the exhaust pipe, the tail end of the exhaust pipe extends to the inner side of the factory paint spray booth, a plurality of air suction hoods are arranged on the surface of the exhaust pipe, a liquid collecting tank is arranged at the bottom of the inner side of the clean gas square tower, an active carbon purification device is arranged above the liquid collecting tank, a photocatalyst reaction structure is arranged above the active carbon purification device, an exhaust hood is arranged at the top of a tower body, and an exhaust port is arranged at the top end of the exhaust hood. Reduces the waste of active carbon resources and has wide market application prospect.

Description

A exhaust treatment device for mill's spray booth

Technical Field

The utility model relates to the technical field of waste gas treatment, in particular to a waste gas treatment device for a factory paint spray booth.

Background

In the manufacturing of processing industry, it is one indispensable process of many metal products to spray paint, and the factory spray booth is the independent workshop that is used for the operation of spraying paint, and the inside is equipped with dedicated spraying operation's equipment, can satisfy the coating operation to requirements such as temperature, humidity, illuminance, can produce a large amount of harmful gas among the paint spraying process, can seriously harm personnel's around the healthy and produce serious air pollution problem in directly discharging the air, so will just can discharge after the waste gas is handled the purification earlier.

The existing waste gas treatment device for a factory paint spray booth generally adopts activated carbon adsorption in order to meet the environmental protection requirement, and then the treated gas is discharged into the external environment to reduce pollution, but the activated carbon is generally in a standing state, so that the adsorption performance is reduced, and the activated carbon needs to be replaced regularly and frequently, thereby causing resource waste.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a waste gas treatment device for a factory paint spray booth, which can effectively solve the problems in the background art.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides a waste gas treatment device for mill's spray booth, includes mill's spray booth and clean gas square tower, install the draught fan between mill's spray booth and the clean gas square tower, the air inlet port of draught fan is connected with the exhaust tube, install the coating cloud on the exhaust tube and clear away the structure, the end of exhaust tube extends to the inboard of mill's spray booth and fixes the inboard top at mill's spray booth with the mounting bracket, the surface mounting of exhaust tube in mill's spray booth inboard one end has a plurality of opening direction cover of breathing in down, clean gas square tower includes the tower body, the inboard bottom of tower body is the catch basin, the water is for adding the mixed liquid that has the organic solvent of capacity and appropriate amount flocculating agent in the catch basin, the top of catch basin is equipped with bamboo fibre hygroscopic layer, active carbon purification device is installed to the top on bamboo fibre hygroscopic layer, active carbon purification device's top is equipped with low temperature ion reactor, the bottom of low temperature ion reactor is equipped with the blow vent, the top of low temperature ion reactor is equipped with photocatalyst reaction structure, the top of tower body is equipped with the exhaust hood, the top of exhaust hood is equipped with the gas vent, the exhaust chimney is installed on the top of gas vent.

Preferably, the structure is clear away to coating cloud includes the casing, warm light lamp is installed to the inboard left end of casing, the right side of warm light lamp all has filter screen board and fibre to filter the cotton board through two slide rails sliding connection respectively in the upper and lower both ends of casing inboard, filter screen board and fibre filter the front of cotton board and all are equipped with the pull handle.

Preferably, the fiber filter cotton in the fiber filter cotton plate is adsorbed with a proper amount of organic solvent.

Preferably, the photocatalyst reaction structure comprises two photocatalyst layers and a through hole screen plate positioned between the two photocatalyst layers, and purple light bulbs are arranged on the surfaces of the upper end and the lower end of the through hole screen plate.

Preferably, a wire mesh demister is arranged in the exhaust hood, and an exhaust fan is arranged above the wire mesh demister at the exhaust port.

Preferably, active carbon purifier includes hollow frame and micropore screen cloth, the micropore screen cloth welding is in the bottom of hollow frame, the inner chamber of hollow frame prevents to have the active carbon granule of capacity, the bottom of micropore screen cloth is fixed with the up rotating electrical machines of output direction, the output port of rotating electrical machines passes through shaft coupling fixedly connected with stirring pivot, the stirring pivot extends to the inner chamber of hollow frame and its external fixation has the puddler.

Preferably, the stirring rods fixed on the outer surface of the stirring rotating shaft are arranged in a vertically staggered manner.

Preferably, the air-out port of draught fan is connected with the exhaust pipe, the end of exhaust pipe extends to the bottom of collecting tank and its surface is connected with a plurality of orientation aeration pipes up, the surface of aeration pipe all is equipped with the aeration mouth.

Preferably, the exhaust pipe is provided with a one-way air valve.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the stirring rod can be driven by the arranged rotating motor, so that the activated carbon particles placed in the hollow frame can be continuously rolled, and the activated carbon particles can effectively adsorb toxic and harmful gases in the paint, thereby improving the reaction efficiency, improving the utilization efficiency of the activated carbon particles and reducing the waste of activated carbon resources;

2. according to the utility model, the filter screen plate and the fiber filter cotton plate in the paint mist removing structure can be used for removing the particle dust and paint mist particles contained in the harmful gas, so that the paint particles are prevented from being adsorbed on the lung of a human body to cause serious damage.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a cross-sectional view of the internal structure of the mist removing structure according to the present invention;

FIG. 3 is a sectional view showing the internal structure of an activated carbon purification apparatus according to the present invention;

fig. 4 is a partially enlarged view of the structure at a in fig. 1 according to the present invention.

In the figure: 1. factory paint spray booth; 2. a clean gas square tower; 201. a tower body; 202. a bamboo fiber moisture absorption layer; 203. a photocatalyst layer; 204. a through hole screen plate; 205. a violet light bulb; 3. an induced draft fan; 301. an air exhaust pipe; 302. an air intake cover; 303. an exhaust duct; 304. an aeration pipe; 4. a paint mist removing structure; 401. a housing; 402. a warm light lamp; 403. a slide rail; 404. a filter screen plate; 405. a fibrous filter cotton board; 5. an activated carbon purification device; 501. a hollow frame; 502. a microporous screen; 503. activated carbon particles; 504. a rotating electric machine; 505. a stirring rotating shaft; 506. a stirring rod; 6. a low temperature ion reactor; 7. an exhaust hood; 701. an exhaust stack; 702. a wire mesh demister; 703. an air extracting fan; 8. one-way air valve.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

As shown in fig. 1-4, a exhaust treatment device for mill's spray booth, including mill's spray booth 1 and clean gas square tower 2, install draught fan 3 between mill's spray booth 1 and the clean gas square tower 2, the air inlet port of draught fan 3 is connected with exhaust tube 301, install the coating cloud on the exhaust tube 301 and clear away the structure 4, the end of exhaust tube 301 extends to mill's spray booth 1 the inboard and fixes the inboard top at mill's spray booth 1 with the mounting bracket, the surface mounting of exhaust tube 301 in mill's spray booth 1 inboard one end has a plurality of opening direction cover 302 of breathing in down, clean gas square tower 2 includes tower body 201, the inboard bottom of tower body 201 is the catch basin, the water is for adding the mixed liquid that has sufficient organic solvent and appropriate amount flocculating agent in the catch basin, the top of catch basin is equipped with bamboo fibre layer 202 that absorbs moisture, activated carbon purification device 5 is installed to the top of bamboo fibre hygroscopic layer 202, activated carbon purification device 5's top is equipped with low temperature ion reactor 6, the bottom of low temperature ion reactor 6 is equipped with the blow vent, the top of low temperature ion reactor 6 is equipped with photocatalyst reaction structure, the top of tower body 201 is equipped with exhaust hood 7, the top of exhaust hood 7 is equipped with the gas vent, exhaust chimney 701 is installed on the top of gas vent.

The structure 4 is clear away to coating cloud includes casing 401, warm light lamp 402 is installed to casing 401's inboard left end, warm light lamp 402's right side all has filter screen 404 and fibre to filter cotton board 405 through two slide rail 403 difference sliding connection in the upper and lower both ends of casing 401 inboard, filter screen 404 and fibre and filter cotton board 405's front all is equipped with the pull handle, and the warm light lamp 402 of setting can improve the liveness of molecule in the air to can get rid of the particle dust and the paint granule that contain in the gas fast, the pull handle and the slide rail 403 that set up simultaneously can conveniently be changed filter screen 404 and fibre and filter cotton board 405.

The fiber filter cotton in the fiber filter cotton plate 405 adsorbs a proper amount of organic solvent, so that paint particles can be rapidly and effectively adsorbed, and the paint particles are prevented from being adsorbed on the lung of a human body to cause serious damage.

The photocatalyst reaction structure comprises two photocatalyst layers 203 and a through hole screen plate 204 positioned between the two photocatalyst layers 203, purple light bulbs 205 are mounted on the surfaces of the upper end and the lower end of the through hole screen plate 204, and ultraviolet rays generated by the arranged purple light bulbs 205 react with the two photocatalyst layers 203, so that waste gas and smoke in the gas purifying square tower 2 can be further purified, harmful gas can be effectively degraded, and air pollution is reduced.

The exhaust hood 7 is internally provided with a wire mesh demister 702, an exhaust fan 703 is arranged above the wire mesh demister 702 at the exhaust port, so that the degraded harmful gas can be discharged from the exhaust port, and the wire mesh demister 702 can further remove redundant harmful gas mist in the gas, thereby improving the overall purification efficiency of the device.

Activated carbon purification device 5 includes hollow frame 501 and micropore screen cloth 502, micropore screen cloth 502 welds in the bottom of hollow frame 501, the inner chamber of hollow frame 501 prevents to have sufficient active carbon granule 503, the bottom of micropore screen cloth 502 is fixed with output direction rotating electrical machines 504 up, the output port of rotating electrical machines 504 passes through shaft coupling fixedly connected with stirring pivot 505, stirring pivot 505 extends to the inner chamber of hollow frame 501 and its externally mounted has puddler 506, and under the effect of rotating electrical machines 504, the active carbon granule 503 of placing in the hollow frame 501 can constantly roll to make active carbon granule 503 can effectively adsorb the poisonous and harmful gas in the paint, both improved reaction efficiency, saved the resource again.

The stirring rod 506 fixed on the outer surface of the stirring rotating shaft 505 is arranged in a vertically staggered manner, so that the rolling effect of the stirring rod 506 on the activated carbon particles 503 is further improved.

The air-out port of draught fan 3 is connected with exhaust pipe 303, the end of exhaust pipe 303 extends to the bottom of collecting tank and its surface is connected with a plurality of orientation aeration pipe 304 up, aeration pipe 304's surface all is equipped with the exposure mouth, makes the poisonous and harmful gas of production can fully react with the organic solvent in the collecting tank, decomposes into nontoxic harmless gas with poisonous and harmful gas.

And the exhaust pipe 303 is provided with a one-way air valve 8, so that the gas generated at the air outlet of the induced draft fan 3 can be discharged to the liquid collecting tank in one way.

It should be noted that, the utility model is an exhaust gas treatment device for a factory paint spray booth, when in use, under the action of a draught fan 3, harmful gas generated in the paint spray booth 1 during paint spraying operation can be continuously conveyed to a liquid collecting tank at the bottom of the inner side of a clean air square tower 2 through an air exhaust pipe 301 and an air exhaust pipe 303, a paint mist removing structure 4 is installed on the air exhaust pipe 301, the paint mist removing structure 4 comprises a shell 401, a warm light lamp 402 is installed at the left end of the inner side of the shell 401, the activeness of molecules in the air can be improved, the right side of the warm light lamp 402 is respectively connected with a filter screen 404 and a fiber filter cotton plate 405 in a sliding manner through two sliding rails 403, particulate dust and paint particles contained in primary gas can be quickly removed, the front sides of the filter screen 404 and the fiber filter cotton plate 405 are both provided with a pull handle, so that the filter screen 404 and the fiber filter cotton plate 405 can be conveniently replaced, the fiber filter cotton in the fiber filter cotton plate 405 is adsorbed with a proper amount of organic solvent, paint particles can be quickly and effectively adsorbed, the paint particles are prevented from being adsorbed on the lung of a human body and causing serious damage, the outer surface of the exhaust pipe 303 is connected with a plurality of upward-directed aeration pipes 304, the surfaces of the aeration pipes 304 are provided with aeration ports, harmful gas can fully react with mixed liquid containing a sufficient amount of organic solvent and a proper amount of flocculating agent in a liquid collecting tank, generated paint mist is further removed, the toxic and harmful gas is further decomposed into non-toxic and harmless gas, the bamboo fiber moisture absorption layer 202 can absorb water vapor in waste gas, the waste gas is further purified by the active carbon purification device 5, the active carbon purification device 5 comprises a hollow frame 501 and a microporous screen 502, the bottom of the microporous screen 502 is fixed with a rotating motor 504 with an upward output direction, under the action of the rotating motor 504, the stirring rod 506 can make the activated carbon particles 503 placed in the hollow frame 501 continuously roll, so that the activated carbon particles 503 can effectively adsorb toxic and harmful gases in paint, not only the reaction efficiency is improved, but also the waste of activated carbon is avoided, the waste gas after being purified by the activated carbon can be further purified by the low-temperature ion reactor 6, odor and harmful bacteria in the waste gas can be effectively removed, finally the final purification treatment is carried out by the photocatalyst reaction structure, the photocatalyst reaction structure comprises two photocatalyst layers 203 and a through hole screen plate 204 positioned between the two photocatalyst layers 203, the upper end surface and the lower end surface of the through hole screen plate 204 are both provided with the purple light bulbs 205, ultraviolet rays generated by the purple light bulbs 205 react with the two photocatalyst layers 203, so that the waste gas and smoke in the gas purifying square tower 2 can be further purified, effectual degradation harmful gas reduces air pollution, and gas after the purification can be discharged from the gas vent fast under the effect of aspirating fan 703, and the remaining harmful aerial fog in the gas after the purification can then further be got rid of to the silk screen defroster 702 that sets up, improves the device's whole purification efficiency.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a waste gas treatment device for mill's spray booth, includes mill spray booth (1) and net square tower (2), its characterized in that: the utility model discloses a plant paint spray booth, including mill paint spray booth (1) and clean gas square tower (2), install draught fan (3) between the air inlet port of draught fan (3) is connected with exhaust tube (301), install the coating cloud on exhaust tube (301) and clear away structure (4), the end of exhaust tube (301) extends to the inboard of mill paint spray booth (1) and fixes the inboard top at mill paint spray booth (1) with the mounting bracket, exhaust tube (301) have a plurality of opening direction cover (302) of breathing in down in the surface mounting of mill paint spray booth (1) inboard one end, clean gas square tower (2) are including tower body (201), the inboard bottom of tower body (201) is the catch basin, the water is for adding the mixed liquid of the organic solvent of capacity and appropriate amount flocculating agent in the catch basin, the top of catch basin is equipped with bamboo fibre hygroscopic layer (202), active carbon purification device (5) are installed to the top of bamboo fibre hygroscopic layer (202), the top of active carbon purifier (5) is equipped with low temperature ion reactor (6), the bottom of low temperature ion reactor (6) is equipped with the blow vent, the top of low temperature ion reactor (6) is equipped with photocatalyst reaction structure, the top of tower body (201) is equipped with exhaust hood (7), the top of exhaust hood (7) is equipped with the gas vent, exhaust chimney (701) are installed on the top of gas vent.

2. The exhaust gas treatment device for a factory paint spray booth according to claim 1, wherein: the utility model discloses a structure (4) is clear away to coating cloud includes casing (401), warm light lamp (402) is installed to the inboard left end of casing (401), the right side of warm light lamp (402) all has filter screen board (404) and fibre to filter cotton board (405) through two slide rail (403) sliding connection respectively in the upper and lower both ends of casing (401) inboard, the front of filtering screen board (404) and fibre to filter cotton board (405) all is equipped with the pull handle.

3. The exhaust gas treatment device for a factory paint spray booth according to claim 2, wherein: the fiber filter cotton in the fiber filter cotton plate (405) is adsorbed with a proper amount of organic solvent.

4. The exhaust gas treatment device for a factory paint spray booth according to claim 1, wherein: the photocatalyst reaction structure comprises two photocatalyst layers (203) and a through hole screen plate (204) positioned between the two photocatalyst layers (203), wherein purple light bulbs (205) are arranged on the surfaces of the upper end and the lower end of the through hole screen plate (204).

5. The exhaust gas treatment device for a factory paint spray booth according to claim 1, wherein: a wire mesh demister (702) is arranged in the exhaust hood (7), and an exhaust fan (703) is arranged at the exhaust port above the wire mesh demister (702).

6. The exhaust gas treatment device for a factory paint spray booth according to claim 1, wherein: activated carbon purification device (5) are including hollow frame (501) and micropore screen cloth (502), micropore screen cloth (502) welding is in the bottom of hollow frame (501), the inner chamber of hollow frame (501) prevents to have sufficient activated carbon granule (503), the bottom of micropore screen cloth (502) is fixed with direction of output rotating electrical machines (504) up, the output port of rotating electrical machines (504) passes through shaft coupling fixedly connected with stirring pivot (505), stirring pivot (505) extend to the inner chamber of hollow frame (501) and its external fixation has puddler (506).

7. The exhaust gas treatment device for a factory paint spray booth according to claim 6, wherein: and the stirring rods (506) fixed on the outer surface of the stirring rotating shaft (505) are arranged in a vertically staggered manner.

8. The exhaust gas treatment device for a factory paint spray booth according to claim 1, wherein: the air-out port of draught fan (3) is connected with exhaust pipe (303), the end of exhaust pipe (303) extends to the bottom of collecting tank and its surface is connected with aeration pipe (304) that a plurality of directions up, the surface of aeration pipe (304) all is equipped with the exposure mouth.

9. The exhaust gas treatment device for a factory paint spray booth according to claim 8, wherein: and a one-way air valve (8) is arranged on the exhaust pipe (303).