CN213101439U

CN213101439U - High-efficient combination formula surface coating trade exhaust-gas treatment equipment

Info

Publication number: CN213101439U
Application number: CN202021744603.XU
Authority: CN
Inventors: 魏飞
Original assignee: Anhui Keyue Environmental Protection Equipment Co ltd
Current assignee: Anhui Keyue Environmental Protection Equipment Co ltd
Priority date: 2020-08-19
Filing date: 2020-08-19
Publication date: 2021-05-04
Anticipated expiration: 2030-08-19

Abstract

The utility model relates to the technical field of coating industry, in particular to a high-efficiency combined waste gas treatment device in surface coating industry, which comprises a coating workshop, a spray tower, a gas-water separation device, a filtering device and an exhaust pipe, wherein one side of the coating workshop is provided with an air inlet, the air inlet is provided with a draught fan, the other side of the coating workshop is provided with a first air pump, one end of the first air pump is connected with the coating workshop through a pipeline, the other end of the first air pump is connected with one side of the spray tower through a pipeline, the other side of the spray tower is provided with the gas-water separation device, both sides of the gas-water separation device are respectively provided with an air inlet and an air outlet, the spray tower is connected with the air inlet through a pipeline, one side of the air outlet is connected with the filtering device, a plurality of active carbon adsorption layers are arranged in the filtering device, the other end of the second air pump is connected with an exhaust pipe through a pipeline.

Description

High-efficient combination formula surface coating trade exhaust-gas treatment equipment

Technical Field

The utility model relates to an application trade technical field specifically is a high-efficient combination formula surface coating trade exhaust-gas treatment equipment.

Background

Coating refers to covering a protective layer or a decorative layer on a metal surface or a non-metal surface, and is the most basic technical means for product surface protection and decoration, waste gas generated in the coating process mainly comes from pretreatment, spraying and drying processes, in the pretreatment process, the manual operation of removing rust, polishing and the like on a workpiece is needed, and pollutants such as dust and the like are mainly generated and harmful to human health, the existing coating waste gas treatment equipment generally adopts a top suction hood to suck away the pollutants such as dust and the like and then carry out purification treatment and finally discharge, the cover opening of the top suction hood is larger, the air suction area is larger, so equipment with larger air exhaust volume is needed to be matched, the pollutants cannot be effectively captured in a centralized manner, and the pollutants are diffused; the coating mist and the organic solvent are volatilized mainly in the spraying and drying processes, the existing waste gas treatment equipment removes the paint particles and part of the organic solvent through a spray tower, but the dehumidification effect on the residual pollutants after the removal is poor, and even the dehumidification is not carried out, so that the pollutants with water vapor enter an activated carbon box, the water vapor can block capillary holes on the surface of the activated carbon, the activated carbon loses the adsorption capacity, and finally harmful gas cannot reach the emission standard.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-efficient combination formula surface coating trade exhaust-gas treatment equipment to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a high-efficiency combined type waste gas treatment device in the surface coating industry comprises a coating workshop, a spray tower, a gas-water separation device, a filtering device and an exhaust pipe, wherein an operation table is arranged in the coating workshop, one side of the coating workshop is provided with an air inlet, the air inlet is provided with an induced draft fan, the other side of the coating workshop is provided with a first air pump, one end of the first air pump is connected with the coating workshop through a pipeline, the other end of the first air pump is connected with one side of the spray tower through a pipeline, the other side of the spray tower is provided with the gas-water separation device, two sides of the gas-water separation device are respectively provided with an air inlet and an air outlet, the spray tower is connected with the air inlet through a pipeline, one side of the air outlet is connected with the filtering device, a plurality of active carbon adsorption layers are arranged in the, the other end of the second air pump is connected with an exhaust pipe through a pipeline.

Preferably, the top of spray tower is provided with the water tank, and the bottom of water tank is provided with a plurality of shower nozzle, and the below of shower nozzle is provided with sprays the district, and the bottom that sprays the district is provided with the waste water tank, and one side of waste water tank is provided with the outlet.

Preferably, the inside of gas-water separation device is fixed and is provided with vertical pipe, the unsettled setting in bottom of vertical pipe, one side and the gas outlet fixed connection on vertical pipe top, the below of vertical pipe is provided with the filter plate, is provided with a plurality of on the filter plate and crosses the filtration pore, and the bottom of filter plate is provided with the water catch bowl, and one side of water catch bowl is provided with the drain.

Preferably, the inside interlude of blast pipe is provided with a plurality of separation blades, and the top of blast pipe is provided with the gas vent, and the top of gas vent is provided with the rain cap.

Compared with the prior art, the beneficial effects of the utility model are that: the coating workshop is closed, inhale the coating workshop with outside fresh air through the draught fan in, the waste gas extraction in the workshop is again carried out to the first air extractor of coating workshop one side, make the difficult effluvium of waste gas in the workshop, the efficiency of waste gas extraction is higher, one side of spray column is provided with gas-water separator, waste gas gets into gas-water separator after spray column sprays liquid, waste gas flows down after getting into gas-water separator, waste gas bumps the filter plate and turns back and enters into vertical intraductally, the liquid that contains in the waste gas gathers on the filter plate, flow to the water catch bowl at last, waste gas after the separation flows into filter equipment from vertical, prevent that steam from blockking the capillary hole on active carbon surface, be provided with a plurality of separation blades in the blast pipe, through the separation blade when the waste gas after the processing is discharged, the separation blade can block once more the granule that.

Drawings

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

fig. 2 is a schematic diagram of the filter plate structure of the present invention.

In the figure: 1. a coating workshop; 2. a spray tower; 21. a water tank; 22. a spray head; 23. a spraying area; 24. a wastewater tank; 25. a water outlet; 3. a gas-water separation device; 31. an air inlet; 32. an air outlet; 33. a vertical tube; 34. filtering the plate; 341. filtering the plate; 35. a water collection tank; 36. a sewage draining outlet; 4. a filtration device; 41. an activated carbon adsorption layer; 5. an exhaust pipe; 51. a baffle plate; 52. an exhaust port; 53. a rain cap; 6. an operation table; 7. an air inlet; 71. an induced draft fan; 8. a first air extractor; 9. a pipeline; 10. a second air extractor;

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-2, the present invention provides a technical solution: a high-efficiency combined type waste gas treatment device in the surface coating industry comprises a coating workshop 1, a spray tower 2, a gas-water separation device 3, a filtering device 4 and an exhaust pipe 5, wherein an operation table 6 is arranged in the coating workshop 1, one side of the coating workshop 1 is provided with an air inlet 7, the air inlet 7 is provided with a draught fan 71, the other side of the coating workshop 1 is provided with a first air pump 8, one end of the first air pump 8 is connected with the coating workshop 1 through a pipeline 9, the other end of the first air pump 8 is connected with one side of the spray tower 2 through a pipeline 9, the other side of the spray tower 2 is provided with the gas-water separation device 3, two sides of the gas-water separation device 3 are respectively provided with an air inlet 31 and an air outlet 32, the spray tower 2 is connected with the air inlet 31 through a pipeline 9, one side of the air outlet, and a second air pump 10 is arranged on the other side of the filtering device 4, one end of the second air pump 10 is connected with the filtering device 4 through a pipeline 9, and the other end of the second air pump 10 is connected with an exhaust pipe 5 through a pipeline 9.

The top of spray tower 2 is provided with water tank 21, and the bottom of water tank 21 is provided with a plurality of shower nozzle 22, and the below of shower nozzle 22 is provided with sprays district 23, and the bottom of spraying district 23 is provided with waste water tank 24, and one side of waste water tank 24 is provided with outlet 25.

The inside of gas-water separation device 3 is fixed and is provided with vertical pipe 33, and the unsettled setting in bottom of vertical pipe 33, one side and gas outlet 32 fixed connection on vertical pipe 33 top, the below of vertical pipe 33 are provided with filter plate 34, are provided with a plurality of on the filter plate 34 and filter hole 341, and the bottom of filter plate 34 is provided with water catch bowl 35, and one side of water catch bowl 35 is provided with drain 36.

A plurality of baffle plates 51 are inserted into the exhaust pipe 5, an exhaust port 52 is arranged at the top end of the exhaust pipe 5, and a rain-proof cap 53 is arranged at the top end of the exhaust port 52.

The working principle is as follows: when the device is used, one end of a first air pump 8 is connected with a coating workshop 1 through a pipeline 9, the first air pump 8 pumps waste gas in the coating workshop 1, an induced draft fan 71 on the other side of the coating workshop 1 pumps fresh air outside into the coating workshop 1 to keep the freshness of the air in the coating workshop 1, the pumped waste gas enters a spray tower 2, a spray head 22 sprays liquid on the waste gas, the liquid adsorbs and dissolves particles in the waste gas, the liquid at the spraying position finally flows into a waste water tank 24 and is discharged from a water outlet 25, the sprayed waste gas enters a gas-water separation device 3 from an air inlet 31 and flows downwards, the waste gas collides with a filter plate 34 and returns to enter a vertical pipe 33, the liquid contained in the waste gas is collected on the filter plate 34, the liquid flows into a water collecting tank 35 through filter holes 341 on the filter plate 34, and most of the particles remained on the liquid are remained on the filter plate 34, prevent that the more blowdown mouth 36 of blockking up of particulate matter in the water catch bowl 35, waste gas flows into filter equipment 4 from gas outlet 32 again, and after the adsorption filtration of active carbon adsorption layer 41, second air extractor 10 extracts waste gas to blast pipe 5 in, discharges from gas vent 52 behind a plurality of separation blades 51 in blast pipe 5.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high-efficient combination formula surface coating trade exhaust-gas treatment equipment, includes coating workshop (1), spray column (2), gas-water separation device (3), filter equipment (4) and blast pipe (5), its characterized in that: an operation table (6) is arranged in the coating workshop (1), an air inlet (7) is arranged on one side of the coating workshop (1), a draught fan (71) is arranged at the air inlet (7), a first air pump (8) is arranged on the other side of the coating workshop (1), one end of the first air pump (8) is connected with the coating workshop (1) through a pipeline (9), the other end of the first air pump (8) is connected with one side of a spray tower (2) through a pipeline (9), an air-water separation device (3) is arranged on the other side of the spray tower (2), an air inlet (31) and an air outlet (32) are respectively arranged on two sides of the air-water separation device (3), the spray tower (2) is connected with the air inlet (31) through a pipeline (9), a filtering device (4) is connected with one side of the air outlet (32), and a plurality of activated carbon adsorption layers (41, a second air pump (10) is arranged on the other side of the filtering device (4), one end of the second air pump (10) is connected with the filtering device (4) through a pipeline (9), and the other end of the second air pump (10) is connected with an exhaust pipe (5) through the pipeline (9).

2. The high-efficiency combined type waste gas treatment equipment in the surface coating industry as claimed in claim 1, wherein: the top of spray tower (2) is provided with water tank (21), and the bottom of water tank (21) is provided with a plurality of shower nozzle (22), and the below of shower nozzle (22) is provided with sprays district (23), and the bottom that sprays district (23) is provided with waste water tank (24), and one side of waste water tank (24) is provided with outlet (25).

3. The high-efficiency combined type waste gas treatment equipment in the surface coating industry as claimed in claim 1, wherein: the inside of gas-water separation device (3) is fixed and is provided with vertical pipe (33), the unsettled setting in bottom of vertical pipe (33), one side and gas outlet (32) fixed connection on vertical pipe (33) top, the below of vertical pipe (33) is provided with filter plate (34), is provided with a plurality of on filter plate (34) and crosses filter hole (341), the bottom of filter plate (34) is provided with water catch bowl (35), one side of water catch bowl (35) is provided with drain (36).

4. The high-efficiency combined type waste gas treatment equipment in the surface coating industry as claimed in claim 1, wherein: a plurality of baffle pieces (51) are inserted into the exhaust pipe (5), an exhaust port (52) is formed in the top end of the exhaust pipe (5), and a rain blocking cap (53) is arranged on the top end of the exhaust port (52).