Environment-friendly treatment device for paint-containing waste gas

Abstract

The utility model discloses an environment-friendly treatment device for paint-containing waste gas. The environment-friendly treatment device comprises a box body, a gas inlet pipe, a gas outlet pipe, a UV photolysis mechanism, an adsorption mechanism and a filtering mechanism, the air inlet pipe is mounted on the side wall of the box; the air outlet pipe is positioned at the top of the box; the UV photolysis mechanism, the filtering mechanism and the adsorption mechanism are all located in the box body, and the UV photolysis mechanism is installed between the filtering mechanism and the adsorption mechanism; the UV photolysis mechanism comprises a cylinder body, an ultraviolet lamp tube I, a lead screw, a motor I, a movable plate, a connecting rod, a grid plate and a sleeve; the barrel is fixed in the box body and is connected with the filtering mechanism through a connecting pipe; the pair of lead screws is fixed to the two ends of the ultraviolet lamp tube I respectively, and threads on the surfaces of the two lead screws are opposite. According to the utility model, the gas in the barrel can be uniformly purified, and the gas in the barrel can be disturbed, so that the gas flows along the inside of the barrel, and the decomposition uniformity of organic matters in the gas is improved; multiple groups of activated carbon plates can ensure the purification effect of the waste gas.

Description

TECHNICAL FIELD

[0001] The utility model belongs to paint waste gas treatment technical field, especially relate to a kind of for containing oil paint waste gas environmental protection treatment device. BACKGROUND

[0002] A large amount of paint mist is generated when workpieces are sprayed in a painting workshop, and a large amount of paint particulate matter and harmful gases are contained in the exhaust gas discharged by the paint house;However, the existing waste gas treatment device cannot remove foreign matter contained in the exhaust gas, and is prone to causing blockage of the exhaust fan, cannot effectively filter, and has low treatment efficiency.

[0003] After searching, the prior art with publication number CN219540717U discloses a paint house waste gas treatment device, which comprises a paint spraying room, a first shell is fixedly installed on the left top of the paint spraying room, a paint mist removing assembly is installed in the first shell, a treatment box is fixedly installed on the right of the paint mist removing assembly on the top of the paint spraying room, a treatment assembly is installed in the treatment box, a second shell is fixedly installed on the right of the treatment assembly on the top of the paint spraying room, a purification assembly is installed in the second shell, and an air suction assembly is installed on the top inside the paint spraying room;The treatment process has the following shortcomings: the exhaust gas contacts the ultraviolet light emitted by the ultraviolet lamp for a short time after entering the treatment box, which affects the purification efficiency of the exhaust gas, so that the exhaust gas cannot be fully purified.

[0004] After searching, the prior art with publication number CN216799338U discloses a coating paint room waste gas treatment device;It comprises a paint inlet mechanism and a box body, the paint inlet mechanism comprises a platform, a mesh plate, a groove, an air inlet, a paint outlet and a bottom plate, the inside of the box body is provided with a first treatment chamber, a second treatment chamber and a third treatment chamber, the top and bottom of the first treatment chamber are fixedly provided with mounting plates, the two sides of the mounting plates are fixedly provided with UV photolysis treatment lamps, the inside of the second treatment chamber is fixedly provided with an activated carbon adsorption cylinder connected with the first treatment chamber and the third treatment chamber;The treatment process has the following shortcomings: during the flow of the exhaust gas in the first treatment chamber, the UV photolysis treatment lamps are fixed on the mounting plates, so that the exhaust gas is not uniformly contacted with the ultraviolet light, the exhaust gas is not fully purified, and no catalyst is arranged in the first treatment chamber, thereby affecting the efficiency of the UV photolysis treatment lamps in purifying the exhaust gas. SUMMARY

[0005] The utility model discloses a kind of for containing oil paint waste gas environmental protection treatment device, UV photolysis mechanism can adjust the position of ultraviolet lamp tube II, make ultraviolet light uniformly purify the gas in cylinder, prevent gas near cylinder side wall from being not fully purified;The flap in turbulence mechanism can disturb the gas in cylinder, make gas flow along the inside of cylinder, improve the decomposition uniformity of organic matter in gas;Multiple activated carbon plates can ensure the purification effect of exhaust gas, prevent exhaust gas from being not purified uniformly, cause part of exhaust gas to be not cleaned.

[0006] To achieve the above object, the utility model adopts the technical scheme of:

[0007] A kind of for oil paint containing waste gas environmental protection treatment device, including box, air inlet pipe, air outlet pipe, UV photolysis mechanism, adsorption mechanism, filter mechanism;Air inlet pipe is installed on the side wall of box, air outlet pipe is located at the top of box;UV photolysis mechanism, filter mechanism and adsorption mechanism are located inside box, UV photolysis mechanism is installed between filter mechanism and adsorption mechanism, UV photolysis mechanism is communicated with filter mechanism and adsorption mechanism respectively;Paint waste gas enters inside box by air inlet pipe, then the paint gas mist particles in waste gas are filtered by filter mechanism, and the filtered waste gas is purified in UV photolysis mechanism;Further treatment is carried out to the gas after purification by passing through adsorption mechanism, and finally discharged by air outlet pipe.

[0008] The UV photolysis mechanism includes cylinder, ultraviolet lamp tube I, lead screw, motor I, moving plate, connecting rod, grid plate, sleeve;The inner side wall of the box is provided with a partition, the cylinder is fixed on the partition inside the box, the cylinder is connected with the filter mechanism through a connecting pipe, and an exhaust pipe is arranged on the side wall of the cylinder;The lead screw is provided with a pair of lead screws, and is fixed at both ends of the ultraviolet lamp tube I, and the threads on the surfaces of the two lead screws are opposite;The end of the lead screw away from the ultraviolet lamp tube I is rotatably connected to the cylinder through a bearing;The lead screw is provided with a guide rod on both sides, and the guide rod is fixed on the cylinder;The moving plate is provided with a pair of moving plates, and is connected to the corresponding lead screw through threads, and the moving plate is movably connected to the guide rod;The connecting rod is provided with a plurality of connecting rods, and one end of the connecting rod is rotatably connected to the side wall of the moving plate through a bearing;The grid plate is located on one side of the connecting rod, and the connecting block is connected to the end of the connecting rod away from the moving plate through a rotating shaft;A plurality of ultraviolet lamp tubes II are arranged on the grid plate;The motor I is fixed on the top of the cylinder, and the output shaft is connected to one end of the lead screw;The sleeve is fixed on the moving plate and located outside the lead screw, the end of the sleeve away from the moving plate is sleeved on the pipe, the sleeve is transparent, and the sleeve can protect the lead screw;The motor I drives the lead screw to rotate, the lead screw drives the moving plate to move along the guide rod through threads, the moving plate drives the connecting rod to move, thereby driving the grid plate to translate, further adjusting the position of the ultraviolet lamp tube II, making the ultraviolet lamp tube I and the ultraviolet lamp tube II cooperate with each other, further making the ultraviolet light uniformly purify the gas in the cylinder, preventing the gas near the side wall of the cylinder from being insufficiently purified.

[0009] The inside of the barrel outside the UV photolysis mechanism is provided with a turbulence mechanism, and the turbulence mechanism comprises a protective plate, a gear, an internal gear, a motor II and a folding plate; the moving plate is provided with a fixed disc, the protective plate is rotatably connected to the fixed disc, the internal gear is fixed to the top of the protective plate, the motor II is fixed to the top of the fixed disc, the output shaft of the motor II is provided with the gear, and the gear is in meshing connection with the internal gear; the folding plate is rotatably connected to the protective plate through a rotating shaft, the folding plates are rotatably connected through rotating shafts, the folding plates are transparent, and the surfaces of the folding plates are provided with a titanium dioxide catalyst coating, so that the purification rate of the gas can be improved; the motor II provides power to drive the gear to rotate, the protective plate is driven to rotate through the internal gear, the protective plate drives the folding plate to rotate, and the folding plate can generate turbulence to the gas in the barrel, so that the gas flows along the inside of the barrel, and thus the UV lamp tube II can sufficiently purify the gas, and the decomposition uniformity of the organic matter in the gas is improved.

[0010] The filter mechanism comprises a louver, a filter layer and a connecting pipe; the louver is fixed on the side wall of the box body in an inclined manner, and the bottom of the louver is provided with a collecting groove; the connecting pipe connects the filter mechanism and the barrel of the UV photolysis mechanism; the filter layer is fixed at one end of the air inlet of the connecting pipe; the filter layer is composed of multiple filter screens and fiber filter cotton plates and can be disassembled and cleaned; the exhaust gas enters the inside of the box body through the air inlet pipe and moves upwards; when the exhaust gas contacts the louver, most of the paint mist is blocked by the louver and flows to the outer wall of the louver of the next layer in the inclined direction of the louver and finally falls into the collecting groove; and the exhaust gas and the remaining paint mist flow upwards through the louver and are filtered by the filter layer to filter the remaining paint mist particles; the gas enters the UV photolysis mechanism through the connecting pipe.

[0011] The adsorption mechanism comprises an adsorption box, an air inlet, an air outlet, an activated carbon plate and an inclined plate; the adsorption box is fixed on the inner side wall of the box body, the air inlet is located at the bottom of the adsorption box, and the air outlet is located at the top of the adsorption box; the adsorption box is provided with a plurality of uniform mounting grooves, the activated carbon plate is mounted in the mounting groove, and the inclined plate is provided with a plurality of plates and is fixed between the activated carbon plates in a uniform manner; the inclined plate is provided with a plurality of air holes; the filtered exhaust gas enters the adsorption box through the air inlet and then passes through the activated carbon plate and the inclined plate in the adsorption box in sequence, so that the exhaust gas is purified by the activated carbon plate; meanwhile, the multiple groups of activated carbon plates can ensure the purification effect of the exhaust gas and prevent the exhaust gas from being unevenly purified, so that part of the exhaust gas is not purified cleanly.

[0012] The side wall of the box body is provided with an inspection door, so that the structure inside the box body can be inspected.

[0013] The utility model discloses have the advantage that compared with prior art:

[0014] 1) In the UV photolysis mechanism, motor I provides power to drive the lead screw to rotate. The lead screw drives the moving plate to move along the guide rod through the thread. The moving plate drives the connecting rod to move, thereby driving the grid plate to translate and further adjust the position of the UV lamp II. This allows UV lamp I and UV lamp II to cooperate with each other, further ensuring that the UV light uniformly purifies the gas inside the cylinder and prevents the gas near the side wall of the cylinder from not being fully purified. In the turbulence mechanism, motor II provides power to drive the gear to rotate. The gear drives the protective plate to rotate through the internal gear. The protective plate drives the baffle plate to rotate. The baffle plate can turbulent the gas inside the cylinder, causing the gas to flow along the inside of the cylinder. This allows the UV lamp II to fully purify the gas and improve the uniformity of the decomposition of organic matter in the gas.

[0015] 2) The gas discharged from the exhaust pipe enters the adsorption box through the air inlet, and then passes through the activated carbon plate and inclined plate in the adsorption box in sequence, thereby further purifying the waste gas through the activated carbon plate; at the same time, multiple sets of activated carbon plates can ensure the purification effect of the waste gas and prevent uneven purification of the waste gas, which may result in some waste gas not being purified cleanly. Attached Figure Description

[0016] Appendix Figure 1 This is a schematic diagram of the internal structure of an environmental protection device for treating paint-containing waste gas according to this utility model.

[0017] Appendix Figure 2 This is a schematic diagram of the internal structure of the cylinder in an environmental protection device for treating paint-containing waste gas according to this utility model;

[0018] Appendix Figure 3 yes Figure 2 Enlarged structural diagram of section A in the middle;

[0019] Appendix Figure 4 This is a schematic diagram of the structure of a UV photolysis mechanism in an environmental protection device for treating paint-containing waste gas according to this utility model;

[0020] Appendix Figure 5 This is a schematic diagram of the adsorption mechanism in an environmental protection device for treating paint-containing waste gas according to this utility model.

[0021] Appendix Figure 6 This utility model discloses a structural schematic diagram of an environmental protection device for treating paint-containing waste gas. Figure 1 ;

[0022] Appendix Figure 7 This utility model discloses a structural schematic diagram of an environmental protection device for treating paint-containing waste gas. Figure 2 ;

[0023] In the figure: 1, box; 101, access door; 2, air inlet pipe; 3, air outlet pipe; 4, UV photolysis mechanism; 401, cylinder; 4011, exhaust pipe; 402, ultraviolet lamp tube I; 403, lead screw; 4031, guide rod; 404, motor I; 405, moving plate; 4051, fixed disc; 406, connecting rod; 407, grid plate; 4071, connecting block; 4072, ultraviolet lamp tube II; 408, sleeve; 5, spoiler mechanism; 501, guard plate; 502, gear; 503, internal gear; 504, motor II; 505, folding plate; 6, adsorption mechanism; 601, adsorption box; 6011, mounting groove; 602, air inlet; 603, air outlet; 604, activated carbon plate; 605, inclined plate; 7, filter mechanism; 701, louver; 702, filter layer; 703, connecting pipe; 704, collection tank. DETAILED DESCRIPTION

[0024] For the convenience of those skilled in the art to understand, the following will be combined with the attached Figures 1-7 The technical scheme of the utility model is further specifically explained.

[0025] A paint-containing waste gas environmental protection treatment device, comprising a box 1, an air inlet pipe 2, an air outlet pipe 3, a UV photolysis mechanism 4, an adsorption mechanism 6 and a filter mechanism 7; the air inlet pipe 2 is installed on the side wall of the box 1, and the air outlet pipe 3 is located at the top of the box 1; the UV photolysis mechanism 4, the filter mechanism 7 and the adsorption mechanism 6 are all located inside the box 1, the UV photolysis mechanism 4 is installed between the filter mechanism 7 and the adsorption mechanism 6, and the UV photolysis mechanism 4 is in communication with the filter mechanism 7 and the adsorption mechanism 6 respectively; the paint-containing waste gas enters the inside of the box through the air inlet pipe 2, then the paint aerosol particles in the waste gas are filtered through the filter mechanism 7, the filtered waste gas enters the UV photolysis mechanism 4 for purification, the purified gas is further treated by passing through the adsorption mechanism, and finally is discharged through the air outlet pipe 3.

[0026] The UV photolysis mechanism 4 includes a cylinder body 401, an ultraviolet lamp tube I 402, a lead screw 403, a motor I 404, a moving plate 405, a connecting rod 406, a grid plate 407, a sleeve 408; the inner side wall of the box body 1 is provided with a partition plate, the cylinder body 401 is fixed on the partition plate inside the box body 1, the cylinder body 401 is connected with the filtering mechanism 7 through a connecting pipe, and an exhaust pipe 4011 is arranged on the side wall of the cylinder body 401; the ultraviolet lamp tube I 402 is located at the center position of the cylinder body 401; the lead screw 403 is provided with a pair of lead screws 403, and the lead screw 403 is fixed at both ends of the ultraviolet lamp tube I 402, and the threads on the surfaces of the two lead screws 403 are opposite; one end of the lead screw 403 away from the ultraviolet lamp tube I 402 is rotatably connected to the cylinder body 401 through a bearing; the lead screw 403 is provided with a guide rod 4031 on both sides, and the guide rod 4031 is fixed on the cylinder body 401; the moving plate 405 is provided with a pair of moving plates 405, and is connected to the corresponding lead screw 403 through threads; the connecting rod 406 is provided with a plurality of connecting rods 406, one end of the connecting rod 406 is rotatably connected to the side wall of the moving plate 405 through a bearing; the grid plate 407 is located on one side of the connecting rod 406, the side wall of the grid plate 407 is provided with a connecting block 4071, the connecting block 4071 is connected to one end of the connecting rod 406 away from the moving plate 405 through a rotating shaft; a plurality of ultraviolet lamp tubes II 4072 are arranged on the grid plate 407; the motor I 404 is fixed on the top of the cylinder body 401, and the output shaft is connected to one end of the lead screw 403; the sleeve 408 is fixed on the moving plate 405 and located outside the lead screw 403, one end of the sleeve 408 away from the moving plate 405 is sleeved outside the ultraviolet lamp tube I 402, the sleeve 408 is transparent, and the sleeve 408 can protect the lead screw 403; the motor I 404 provides power to drive the lead screw 403 to rotate, the lead screw 403 drives the moving plate 405 to move along the guide rod 4031 through threads, the moving plate 405 drives the connecting rod 406 to move, thereby driving the grid plate 407 to translate, further adjusting the position of the ultraviolet lamp tube II 4072, making the ultraviolet lamp tube I 402 and the ultraviolet lamp tube II 4072 cooperate with each other, and further making the ultraviolet light uniformly purify the gas in the cylinder body 401, preventing the gas near the side wall of the cylinder body 401 from being fully purified.

[0027] The inside of the barrel 401 outside the UV photolysis mechanism 4 is provided with a turbulence mechanism 5, which comprises a protective plate 501, a gear 502, an internal gear 503, a motor II 504, and a folding plate 505; the moving plate 405 is provided with a fixed disc 4051, the protective plate 501 is rotationally connected to the fixed disc 4051, the internal gear 503 is fixed to the top of the protective plate 501, the motor II 504 is fixed to the top of the fixed disc 4051, the output shaft of the motor II 504 is provided with the gear 502, the gear 502 and the internal gear 503 are meshingly connected; the folding plate 505 is rotationally connected to the protective plate 501 through a rotating shaft, the folding plates 505 are rotationally connected through rotating shafts, the folding plates 505 are transparent and provided with a titanium dioxide catalyst coating on the surface, which can improve the purification rate of the gas; the motor II 504 provides power to drive the gear 502 to rotate, the gear 502 drives the protective plate 501 to rotate through the internal gear 503, the protective plate 501 drives the folding plate 505 to rotate, and the folding plate 505 can disturb the gas in the barrel 401 to flow along the inside of the barrel 401, so that the ultraviolet lamp tube I 402 and the ultraviolet lamp tube II 4072 can fully irradiate the gas, improving the uniformity of the decomposition of organic matter in the gas; the outer wall of the protective plate 501 contacts the barrel 401, thereby protecting the space above the protective plate 501 and further protecting the lead screw 403 and the gear 502 and the internal gear 503 above the protective plate 501.

[0028] The filter mechanism 7 comprises a louver 701, a filter layer 702, and a connecting pipe 703; the louver 701 is fixed obliquely on the side wall of the box 1, and the louver 701 is provided with a collection groove 704 at the bottom of both sides; the connecting pipe 703 connects the filter mechanism 7 and the barrel 401 of the UV photolysis mechanism 4; the filter layer 702 is fixed at one end of the air inlet of the connecting pipe 703; the filter layer 702 is composed of a plurality of filter screen plates and fiber filter cotton plates of the prior art and can be disassembled and cleaned; the exhaust gas enters the inside of the box 1 through the air inlet pipe and moves upward, when the exhaust gas contacts the louver 701, most of the paint mist is blocked by the louver 701 and flows along the inclined direction of the louver 701 to the outer wall of the louver 701 of the next layer, and finally falls into the collection groove 704; while the exhaust gas and the remaining paint mist flow upward through the louver 701, the filter layer 702 filters the exhaust gas to filter the remaining paint mist particles; the filtered gas enters the UV photolysis mechanism 4 through the connecting pipe 703.

[0029] The adsorption mechanism 6 includes an adsorption box 601, an air inlet 602, an air outlet 603, activated carbon plates 604, and inclined plates 605; the adsorption box 601 is fixed to the inner side wall of the box body 1, the air inlet 602 is located at the bottom of the adsorption box 601, and the air outlet 603 is located at the top of the adsorption box 601; a plurality of uniform mounting grooves 6011 are arranged on the adsorption box 601, the activated carbon plates 604 are mounted in the mounting grooves 6011, and the inclined plates 605 are arranged in multiple groups; the exhaust gas discharged by the exhaust pipe enters the adsorption box 601 through the air inlet 602, then passes through the activated carbon plates 604 and the inclined plates 605 in the adsorption box 601 in sequence, and thus the exhaust gas is purified by the activated carbon plates 604; meanwhile, the multiple groups of activated carbon plates 604 can ensure the purification effect of the exhaust gas and prevent uneven purification of the exhaust gas, so that part of the exhaust gas is not purified cleanly.

[0030] The box body 1 is provided with a maintenance door 101 on the side wall, so that the structure inside the box body 1 can be conveniently maintained.

[0031] The working process of the oil-containing paint exhaust gas environmental protection treatment device is as follows: paint exhaust gas enters the inside of the box body through the air inlet pipe 2, then the paint aerosol particles in the exhaust gas are filtered by the filtering mechanism 7, and the filtered exhaust gas enters the UV photolysis mechanism 4 for purification; the purified gas enters the adsorption box 601 through the air inlet 602, then passes through the activated carbon plates 604 and the inclined plates 605 in the adsorption box 601 in sequence, and thus the exhaust gas is purified by the activated carbon plates 604; meanwhile, the multiple groups of activated carbon plates 604 can ensure the purification effect of the exhaust gas and prevent uneven purification of the exhaust gas, so that part of the exhaust gas is not purified cleanly; and the purified gas is discharged through the air outlet pipe 3.

[0032] In the description of the present application, unless otherwise specified, the meaning of "a plurality of" is two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second", "third" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0033] As described above, the electronic or electrical components including but not limited to motors, ultraviolet lamp tubes and the like are prior art components, which are obtained by private customization or purchase, and the electrical connection between the components is a conventional circuit connection or electrical connection in the prior art, which is not within the protection scope of the present application.

[0034] The above is only an example and description of the structure of the utility model, and those skilled in the art can make various modifications or supplements to the described specific embodiments or replace them with similar ways, as long as they do not deviate from the structure of the utility model or exceed the scope defined by the present claims, which shall belong to the protection scope of the utility model.

Claims

1. An environmentally-friendly treatment device for oil-containing paint exhaust gas, comprising a box body, an air inlet pipe, an air outlet pipe, a UV photolysis mechanism, an adsorption mechanism and a filtering mechanism; characterized in that The air inlet pipe is installed on the side wall of the box body, and the air outlet pipe is located on the top of the box body; the UV photolysis mechanism, the filtering mechanism and the adsorption mechanism are all located inside the box body, the UV photolysis mechanism is installed between the filtering mechanism and the adsorption mechanism, and the UV photolysis mechanism is in communication with the filtering mechanism and the adsorption mechanism respectively; The UV photolysis mechanism comprises a cylinder, an ultraviolet lamp tube I, lead screws, a motor I, a moving plate, connecting rods, a grid plate and a sleeve; the inner side wall of the box body is provided with a partition plate, the cylinder is fixed on the partition plate inside the box body, the cylinder is connected with the filtering mechanism through a connecting pipe, and an exhaust pipe is arranged on the side wall of the cylinder; the lead screws are arranged in pairs and are fixed at the two ends of the ultraviolet lamp tube I respectively, the threads on the surfaces of the two lead screws are opposite; one end of each lead screw away from the ultraviolet lamp tube I is rotatably connected to the cylinder through a bearing; guide rods are arranged on the two sides of the lead screws and are fixed to the cylinder; the moving plate is arranged in pairs and is connected to the corresponding lead screws through threads respectively, and the moving plate is movably connected to the guide rods; the connecting rods are arranged in plurality, one end of each connecting rod is rotatably connected to the side wall of the moving plate through a bearing; the grid plate is located on one side of the connecting rods, connecting blocks are arranged on the side wall of the grid plate, and the connecting blocks are connected to one end of the connecting rods away from the moving plate through a rotating shaft; a plurality of ultraviolet lamp tubes II are arranged on the grid plate; the motor I is fixed on the top of the cylinder and connected to one end of the lead screw through an output shaft; the sleeve is fixed to the moving plate and located outside the lead screw, one end of the sleeve away from the moving plate is sleeved on the pipe, and the sleeve is transparent.

2. The device for environmental protection treatment of waste gas containing oil paint according to claim 1, characterized in that A turbulence mechanism is arranged in the cylinder outside the UV photolysis mechanism, the turbulence mechanism comprises a protective plate, a gear, an internal gear, a motor II and a folding plate; the moving plate is provided with a fixed disc, the protective plate is rotatably connected to the fixed disc, the internal gear is fixed to the top of the protective plate, the motor II is fixed to the top of the fixed disc, the output shaft of the motor II is provided with a gear, and the gear is in meshing connection with the internal gear; the folding plate is rotatably connected to the protective plate through a rotating shaft, the folding plates are rotatably connected through rotating shafts, the folding plates are transparent, and the folding plates are provided with a titanium dioxide catalyst coating on the surfaces.

3. The device for environmental protection treatment of waste gas containing oil paint according to claim 1, characterized in that The filtering mechanism comprises a louver, a filter layer and a connecting pipe; the louver is fixed on the side wall of the box body obliquely, and collecting grooves are arranged at the bottoms of the two sides of the louver; the connecting pipe connects the cylinder of the UV photolysis mechanism and the filtering mechanism; the filter layer is fixed to one end of the air inlet of the connecting pipe; the filter layer is composed of multiple filter screen plates and fiber filter cotton plates.

4. The device for environmental protection treatment of waste gas containing oil paint according to claim 1, characterized in that The adsorption mechanism comprises an adsorption box, an air inlet, an air outlet, activated carbon plates and inclined plates; the adsorption box is fixed to the inner side wall of the box body, the air inlet is located at the bottom of the adsorption box, and the air outlet is located at the top of the adsorption box; a plurality of uniform installation grooves are arranged on the adsorption box, the activated carbon plates are installed in the installation grooves, and the inclined plates are arranged in plurality and fixed between the activated carbon plates uniformly, and a plurality of air holes are arranged on the inclined plates.

5. The device for environmental protection treatment of waste gas containing oil paint according to claim 1, characterized in that A maintenance door is arranged on the side wall of the box body.

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