Polluting gas treatment device for coating production

Abstract

The utility model relates to a pollution gas treatment device for coating production, which comprises a filter assembly for pollution gas treatment, the filter assembly comprises a filter box, support legs are symmetrically arranged at the bottom of the filter box, a photocatalyst plate is inserted in the filter box, and an ultraviolet lamp matched with the photocatalyst plate is fixedly connected in the filter box. One side of the filter box communicates with an air inlet pipe, a front filter assembly is arranged in the filter box, and a dust removal assembly is arranged at the bottom of the filter assembly; the front filtering assembly comprises a positioning frame fixedly connected to the interior of a filtering box, powder in air is filtered through a filtering plate, and the situation that the powder influences the follow-up waste gas treatment effect of a photocatalyst plate is avoided. The ultraviolet lamp is started to irradiate the photocatalyst plate, volatile harmful gas is treated through the irradiation catalytic reaction of the photocatalyst plate, and the treated clean gas is exhausted into air through the exhaust fan, so that pollution to the air quality is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of polluted gas treatment, in particular to a polluted gas treatment device for coating production. Background Art

[0002] Paint is applied to the surface of the object to be protected or decorated, and can form a continuous film that is firmly attached to the object. Paint is usually a viscous liquid made of resin or emulsion, solvent or water as the main material, with fillers and corresponding additives added, and prepared with organic solvents or water. During the production process of paint, a large amount of harmful gases will evaporate, and these gases will pollute the air quality when discharged into the air.

[0003] The patent document with the existing application number CN202121981313.1 discloses a paint volatile gas treatment device, which includes a treatment box and an exhaust fan. A photocatalyst plate is vertically arranged in the treatment box, and a plurality of photocatalyst plates are arranged, and the plurality of photocatalyst plates are distributed along the width direction of the treatment box; a plurality of ultraviolet lamps are installed between adjacent photocatalyst plates, and a controller for controlling the opening and closing of the ultraviolet lamp card is installed on the outer wall of the treatment box; an air inlet is provided through one end of the length direction of the treatment box, and an air outlet is provided through the other end, and the air outlet is connected to the air inlet of the exhaust fan. When treating the volatile harmful gas, first turn on the ultraviolet lamp through the controller, and then turn on the exhaust fan, the volatile harmful gas is extracted into the treatment box by the exhaust fan, and the volatile harmful gas is treated by the irradiation catalytic reaction of the ultraviolet lamp and the photocatalyst plate, and the cleaned gas is then extracted and discharged into the air by the exhaust fan, thereby reducing the pollution caused to the air quality.

[0004] Although the above device can solve the corresponding technical problems, it is difficult to filter the fine powder particles in the air during use, resulting in limited filtering effect. It is easy to cause pollution after discharge and the powder will affect the filtering effect of the photocatalyst plate. Utility Model Content

[0005] The utility model aims to solve the deficiencies of the prior art and provides a polluted gas treatment device for coating production.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

[0007] A polluted gas treatment device for paint production, comprising: a filter assembly for polluted gas treatment, the filter assembly comprising a filter box, support legs are symmetrically arranged at the bottom of the filter box, a photocatalyst plate is plugged into the filter box, an ultraviolet lamp matching the photocatalyst plate is fixedly connected to the filter box, an air inlet pipe is connected to one side of the filter box, an exhaust fan is connected to the other side of the filter box, an exhaust pipe is arranged on the exhaust fan, an inspection cover is arranged on the top of the filter box, a pre-filter assembly is arranged in the filter box, and a dust removal assembly is arranged at the bottom of the filter assembly; the pre-filter assembly comprises a positioning frame fixedly connected to the inside of the filter box, a slide groove is opened on one side of the positioning frame, a screw rod is rotatably connected in the slide groove, a slider is slidably connected in the positioning frame, a limiting rod is fixedly connected to one side of the slider, a sliding rod is slidably connected to one side of the limiting rod, and a cleaning plate is fixedly connected to one end of the sliding rod.

[0008] As a preferred technical solution, a spring is arranged between the cleaning plate and the limiting rod, one end of the spring is fixedly connected to the cleaning plate, the other end of the spring is fixedly connected to the limiting rod, and the spring is matched with the sliding rod.

[0009] As a preferred technical solution, a motor is fixedly mounted on one side of the filter box, the output shaft end of the motor is fixedly connected to a screw rod, and the screw rod is matched with a slider.

[0010] As a preferred technical solution, a limiting frame is fixedly connected inside the filter box, a filter plate is plugged into the limiting frame, the cleaning plate height is matched with the filter plate, an exhaust port matching the exhaust fan is provided on one side of the filter box, and an anemometer is fixedly connected inside the exhaust port.

[0011] As a preferred technical solution, the dust removal assembly includes a dust removal groove opened at the bottom of the filter box, a cylinder is fixedly installed at the bottom of the filter box, a connecting block is fixedly connected to the output shaft end of the cylinder, and a sliding baffle is fixedly connected to the connecting block.

[0012] As a preferred technical solution, the sliding baffle is matched with the dust removal groove, the sliding baffle is slidably connected to the bottom of the filter box, and a storage cavity matching the sliding baffle is provided at the bottom of the filter box.

[0013] As a preferred technical solution, a control box is fixedly connected to one side of the filter box, an alarm light is installed on the side of the filter box close to the control box, and an observation port is opened on one side of the filter box.

[0014] The beneficial effect of the utility model is that the utility model filters the powder in the air through the filter plate to prevent the powder from affecting the effect of the subsequent photocatalyst plate in treating the waste gas. The ultraviolet lamp is started to irradiate the photocatalyst plate, and the volatile harmful gas is treated through the irradiation catalytic reaction of the photocatalyst plate. The cleaned gas is then extracted and discharged into the air by the exhaust fan, thereby reducing the pollution caused to the air quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 It is a three-dimensional schematic diagram of the pre-filter assembly of the utility model;

[0017] Figure 3 It is a three-dimensional schematic diagram of a part of the structure of the utility model;

[0018] Figure 4 It is a three-dimensional schematic diagram of the dust removal component of the utility model.

[0019] In the figure: 1-filter assembly; 101-filter box; 102-support leg; 103-intake pipe; 104-exhaust fan; 105-exhaust pipe; 106-control box; 107-alarm light; 108-observation port; 109-inspection cover; 110-photocatalyst plate; 111-ultraviolet lamp; 2-pre-filter assembly; 201-motor; 202-positioning frame; 203-slideway; 204-screw rod; 205-slider; 206-limiting rod; 207-sliding rod; 208-spring; 209-cleaning plate; 210-limiting frame; 211-filter plate; 212-exhaust port; 213-anemometer; 3-dust removal assembly; 301-dust removal slot; 302-cylinder; 303-connecting block; 304-sliding baffle.

[0020] The drawings in this utility model are all schematic diagrams, and their sizes do not represent actual sizes;

[0021] The following is a detailed description of the embodiments of the present invention with reference to the accompanying drawings. DETAILED DESCRIPTION

[0022] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0023] like Figure 1 to Figure 4As shown, a polluted gas treatment device for paint production includes: a filter assembly 1 for polluted gas treatment, the filter assembly 1 includes a filter box 101, the bottom of the filter box 101 is symmetrically provided with support legs 102, a photocatalyst plate 110 is plugged into the filter box 101, an ultraviolet lamp 111 matching the photocatalyst plate 110 is fixedly connected to the filter box 101, one side of the filter box 101 is connected to an air inlet pipe 103, the other side of the filter box 101 is connected to an exhaust fan 104, the exhaust fan 104 is provided with an exhaust pipe 105, and the top of the filter box 101 is connected to the exhaust fan 104. An inspection cover 109 is provided, a pre-filter assembly 2 is provided in the filter box 101, and a dust removal assembly 3 is provided at the bottom of the filter assembly 1; the pre-filter assembly 2 includes a positioning frame 202 fixedly connected to the inside of the filter box 101, a slide groove 203 is provided on one side of the positioning frame 202, a screw rod 204 is rotatably connected in the slide groove 203, a slider 205 is slidably connected in the positioning frame 202, a limit rod 206 is fixedly connected to one side of the slider 205, a sliding rod 207 is slidably connected to one side of the limit rod 206, and a cleaning plate 209 is fixedly connected to one end of the sliding rod 207. Under the action of the spring 208, the cleaning plate 209 fits with the filter plate 211. The screw rod 204 is driven to rotate by the motor 201, so that the slider 205 drives the limit rod 206 to reciprocate along the slide groove 203, and the cleaning plate 209 cleans the surface of the filter plate 211 through the movement of the limit rod 206.

[0024] A spring 208 is provided between the cleaning plate 209 and the limiting rod 206, one end of the spring 208 is fixedly connected to the cleaning plate 209, and the other end of the spring 208 is fixedly connected to the limiting rod 206, and the spring 208 is matched with the sliding rod 207. The spring 208 makes the cleaning plate 209 fit with the filter plate 211, thereby improving the cleaning effect of the cleaning plate 209.

[0025] Among them, a motor 201 is fixedly installed on one side of the filter box 101, and the output shaft end of the motor 201 is fixedly connected to the screw rod 204, and the screw rod 204 is matched with the slider 205. The motor 201 drives the screw rod 204 to rotate, thereby controlling the slider 205 to reciprocate along the slide groove 203, and the cleaning plate 209 cleans the filter plate 211 comprehensively through the movement of the slider 205.

[0026] Among them, the filter box 101 is fixedly connected to a limit frame 210 inside, a filter plate 211 is plugged into the limit frame 210, the cleaning plate 209 is arranged at a height matching the filter plate 211, an exhaust port 212 matching the exhaust fan 104 is arranged on one side of the filter box 101, an anemometer 213 is fixedly connected inside the exhaust port 212, and holes are evenly distributed on the filter plate 211. The filter plate 211 is installed through the limit frame 210, and the powder and dust in the polluted gas are filtered through the filter plate 211 to avoid affecting the photocatalyst plate 110 and the ultraviolet lamp 111.

[0027] The dust removal assembly 3 includes a dust removal slot 301 opened at the bottom of the filter box 101, a cylinder 302 is fixedly installed at the bottom of the filter box 101, a connecting block 303 is fixedly connected to the output shaft end of the cylinder 302, and a sliding baffle 304 is fixedly connected to the connecting block 303. The cylinder 302 drives the connecting block 303 to move, thereby driving the sliding baffle 304 to open or close the dust removal slot 301.

[0028] The sliding baffle 304 is matched with the dust removal slot 301, and the sliding baffle 304 is slidably connected to the bottom of the filter box 101. The bottom of the filter box 101 is provided with a storage cavity matching the sliding baffle 304. The powder and dust are discharged from the filter box 101 by opening the sliding baffle 304.

[0029] Among them, a control box 106 is fixedly connected to one side of the filter box 101, an alarm light 107 is installed on the side of the filter box 101 close to the control box 106, and an observation port 108 is opened on one side of the filter box 101. The opening and closing of the device is controlled by the control box 106. The processing situation inside the filter box 101 is observed through the observation port 108. A protective cover matching the observation port 108 is hinged on the filter box 101 to prevent the photocatalyst plate 110 from affecting the human body.

[0030] The working principle of the utility model is: the exhaust fan 104 is started to draw the polluted gas into the filter box 101, the dust and powder in the polluted gas are filtered through the filter plate 211, the filtered air is catalytically treated by the photocatalyst plate 110 and the ultraviolet lamp 111, and the treated gas is discharged through the exhaust pipe 105. When the anemometer 213 detects that the air flow rate slows down, the exhaust fan 104 is turned off, the motor 201 is started, and the motor 201 drives the cleaning plate 209 to move back and forth along the filter plate 211, and the dust and powder on the filter plate 211 are cleaned by the cleaning plate 209, thereby improving the filtering effect of the filter plate 211 and preventing the filter plate 211 from being blocked.

[0031] The utility model is described above by way of example in conjunction with the accompanying drawings. It is obvious that the specific implementation of the utility model is not limited to the above-mentioned method. As long as various improvements are made using the method concept and technical solution of the utility model, or are directly applied to other occasions without improvement, they are all within the protection scope of the utility model.

Claims

1. A polluted gas treatment device for coating production, characterized in that: include: A filter assembly (1) for treating polluted gas, the filter assembly (1) comprising a filter box (101), the bottom of the filter box (101) being symmetrically provided with support legs (102), a photocatalyst plate (110) being inserted into the filter box (101), an ultraviolet lamp (111) matching the photocatalyst plate (110) being fixedly connected to the filter box (101), one side of the filter box (101) being connected with an air inlet pipe (103), the other side of the filter box (101) being connected with an exhaust fan (104), an exhaust pipe (105) being provided on the exhaust fan (104), a maintenance cover (109) being provided on the top of the filter box (101), a pre-filter assembly (2) being provided in the filter box (101), and a dust removal assembly (3) being provided at the bottom of the filter assembly (1); The pre-filter assembly (2) comprises a positioning frame (202) fixedly connected to the inside of the filter box (101); a slide groove (203) is provided on one side of the positioning frame (202); a screw rod (204) is rotatably connected in the slide groove (203); a slider (205) is slidably connected in the positioning frame (202); a limit rod (206) is fixedly connected to one side of the slider (205); a sliding rod (207) is slidably connected to one side of the limit rod (206); and a cleaning plate (209) is fixedly connected to one end of the sliding rod (207).

2. A polluted gas treatment device for coating production according to claim 1, characterized in that: A spring (208) is arranged between the cleaning plate (209) and the limiting rod (206); one end of the spring (208) is fixedly connected to the cleaning plate (209); the other end of the spring (208) is fixedly connected to the limiting rod (206); and the spring (208) is matched with the sliding rod (207).

3. A polluted gas treatment device for coating production according to claim 2, characterized in that: A motor (201) is fixedly mounted on one side of the filter box (101); an output shaft end of the motor (201) is fixedly connected to a screw rod (204); and the screw rod (204) is matched with a slider (205).

4. A polluted gas treatment device for coating production according to claim 2, characterized in that: A limiting frame (210) is fixedly connected inside the filter box (101), a filter plate (211) is plugged into the limiting frame (210), the cleaning plate (209) is arranged at a height matching that of the filter plate (211), an exhaust port (212) matching that of the exhaust fan (104) is arranged on one side of the filter box (101), and an anemometer (213) is fixedly connected inside the exhaust port (212).

5. A polluted gas treatment device for coating production according to claim 4, characterized in that: The dust removal assembly (3) comprises a dust removal groove (301) opened at the bottom of the filter box (101); a cylinder (302) is fixedly installed at the bottom of the filter box (101); a connecting block (303) is fixedly connected to the output shaft end of the cylinder (302); and a sliding baffle (304) is fixedly connected to the connecting block (303).

6. A polluted gas treatment device for coating production according to claim 5, characterized in that: The sliding baffle (304) is matched with the dust removal groove (301), and the sliding baffle (304) is slidably connected to the bottom of the filter box (101). The bottom of the filter box (101) is provided with a storage cavity that matches the sliding baffle (304).

7. The polluted gas treatment device for coating production according to claim 1 is characterized in that: One side of the filter box (101) is fixedly connected to a control box (106); a warning light (107) is installed on the side of the filter box (101) close to the control box (106); and one side of the filter box (101) is provided with an observation port (108).

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