Automatic brushing tool for power plant pipeline

Abstract

The utility model relates to the technical field of brushing tools, in particular to an automatic brushing tool for a pipeline of a power plant, which improves the spraying quality, can purify and adsorb gas, prevents irritant gas from hurting the body of a worker, reduces the shadow to the environment, reduces the waste of paint and improves the economic benefit. Comprising a box body, a plurality of partition plates and a coating box, feeding and discharging openings are formed in the left end and the right end of the box body, the partition plates are installed in the box body at intervals, the interior of the box body is divided into a cleaning cavity, a spraying cavity and a drying cavity, round through holes are formed in the middles of the partition plates, a cleaning assembly is installed in the cleaning cavity, and a spraying assembly is installed in the spraying cavity; a drying assembly is installed in the drying cavity, an air exhaust assembly is installed at the top of the box body, the input end of the air exhaust assembly communicates with the interior of the spraying cavity, the bottom end of the box body is fixedly connected with the top of the coating box, a feeding pipe is connected to the upper portion of the front end of the coating box, and a backflow groove is formed in the bottom of the spraying cavity and communicates with the interior of the coating box.

Description

Technical Field

[0001] The utility model relates to the technical field of painting tools, in particular to an automatic painting tool for power plant pipelines. Background Technique

[0002] In the field of pipeline transportation, whether it is a gas pipeline or a liquid pipeline, considering the durability and structural strength of the pipeline, the pipeline is generally made of metal. Since the transportation distance of the transportation pipeline is relatively long and there is a possibility of crossing harsh environments, it is generally necessary to paint the pipeline surface for protection. At the same time, the bright color of the paint can also play a warning role. A pipeline painting device disclosed in the prior art with publication number CN208357088U includes a painting device body, the painting device body includes a housing and an arc-shaped frame, a grinding button and a painting button are arranged on one side of the housing, a base and a first fan are arranged on the housing, through holes one and two are respectively arranged on one side of the base and the first fan, a convex column and a grinding wheel are arranged on the base, a first motor, a second motor, a paint pumping pump, a storage battery and a third motor are sequentially arranged in the housing from top to bottom, the output shafts of the first motor and the second motor respectively pass through the through holes one and two and are connected to the base and the first fan, a second fan is arranged on the output shaft of the third motor, and a heating wire is arranged on one side of the second fan. However, a large amount of paint will be wasted during the painting process by the painting tool, and the smell of the paint cannot be conveniently adsorbed, resulting in poor practicability. Content of the Utility Model

[0003] In order to solve the above technical problems, the utility model provides an automatic painting tool for power plant pipelines that improves the spraying quality, can purify and adsorb gases, avoids damage to the bodies of workers caused by irritating gases, reduces the impact on the environment, reduces paint waste, and improves economic benefits.

[0004] An automatic painting tool for power plant pipelines of the utility model includes a box body, a plurality of partition plates and a paint box. Inlet and outlet openings are provided at the left and right ends of the box body. A plurality of partition plates are installed at intervals inside the box body, dividing the interior of the box body into a cleaning chamber, a spraying chamber and a drying chamber. Circular through holes are provided in the middle of the partition plates. A cleaning component is installed inside the cleaning chamber, a spraying component is installed inside the spraying chamber, and a drying component is installed inside the drying chamber. An air extraction component is installed on the top of the box body, and the input end of the air extraction component is communicated with the inside of the spraying chamber. The bottom end of the box body is fixedly connected to the top of the paint box. A feeding pipe is connected to the upper part of the front end of the paint box. A reflux groove is provided at the bottom of the spraying chamber and is communicated with the inside of the paint box. The pipeline is input into the box body through a conveying device via the inlet opening. When passing through the cleaning component, the dust adhering to the pipeline is cleaned to avoid affecting the spraying quality. The pipeline moves through the circular through holes in each chamber. The outer part of the pipeline is comprehensively sprayed through the spraying component. At the same time, the air extraction component extracts the air in the spraying chamber, discharges it after purification and adsorption, avoids the irritation of harmful gases to the bodies of the staff, and reduces the impact on the environment. The sprayed pipeline passes through the drying chamber, and the paint surface is cured and dried through the drying component, improving the work efficiency. The dripping paint flows back into the paint box through the reflux groove, reducing paint waste and improving economic benefits.

[0005] Preferably, the cleaning component includes a high-speed blower, an annular spray pipe, a plurality of paint boxes, a plurality of first electric telescopic rods and a plurality of first guide rollers. The high-speed blower is fixedly installed on the rear wall at the right end of the box body. The annular spray pipe is fixedly installed inside the cleaning chamber. The input end of the annular spray pipe is connected to the output end of the high-speed blower. A plurality of high-speed nozzles are evenly installed on the inner wall of the annular spray pipe. The plurality of first electric telescopic rods are respectively fixedly installed on the top and the front and rear inner walls of the drying chamber. First guide rollers are installed on the first electric telescopic rods. A rectangular groove is provided at the bottom of the cleaning chamber. The pipeline is input into the box body through a conveying device via the inlet opening. The high-speed blower is started to input high-pressure gas into the annular spray pipe, and the high-pressure gas is sprayed out through the high-speed nozzles onto the outer wall of the pipeline to clean the dust adhering to the pipeline to avoid affecting the spraying quality. The cleaned dust is discharged through the rectangular groove for easy cleaning. The first electric telescopic rods are started to push the first guide rollers to move close to the pipeline, which can guide and limit the pipeline.

[0006] Preferably, the spraying assembly includes a spraying pump, a three-way pipe, two regulating valves, two annular spraying pipes, and multiple spraying heads. The spraying pump is fixedly connected to the rear side wall of the paint tank. The input end of the spraying pump is communicated with the inside of the paint tank through a suction pipe. The output end of the spraying pump is connected with a three-way pipe. The two output ends on both sides of the three-way pipe are input into the spraying cavity and connected with annular spraying pipes. The two annular spraying pipes are installed on the left and right sides of the spraying cavity. And the output end of the three-way pipe is connected with a regulating valve. A plurality of spraying heads are evenly connected to the inner wall of the annular spraying pipe. The paint is added to the paint tank through a feeding pipe. The spraying pump is started to suck the paint, and it is input into the annular spraying pipe through the three-way pipe and sprayed out from the spraying heads to the outer wall of the pipe. The two regulating valves are adjusted to adjust the spraying amount of the left and right groups of spraying heads, so as to perform secondary spraying on the pipe and improve the spraying quality of the pipe.

[0007] Preferably, the air extraction assembly includes a purification box, an air extraction pump, an air extraction pipe, and a gas collecting pipe. The purification box is fixedly installed on the top of the box body. A purification and adsorption inner core is arranged inside the purification box. The left side of the purification box is fixedly connected with an air extraction pump. The right end of the purification box is connected with an air extraction pipe. The input end of the air extraction pipe extends into the spraying cavity and is connected with a gas collecting pipe. A plurality of air extraction heads are arranged on the gas collecting pipe. During spraying, the air extraction pump is started to extract air from the spraying cavity through the gas collecting pipe. The gas extends into the purification box through the air extraction pipe, so that the gas is discharged after purification and adsorption, avoiding damage to the bodies of the staff caused by irritating gases and reducing the impact on the environment.

[0008] Preferably, a filter plate is inserted into the reflux tank. The front end of the filter plate is hermetically installed on the front side wall of the box body. Two guiding blocks are symmetrically installed on the left and right sides of the bottom of the spraying cavity with respect to the reflux tank. The excess paint falls to the bottom of the spraying cavity and is guided into the reflux tank through the guiding blocks. The paint is filtered by the filter plate and reused, reducing paint waste and improving economic benefits.

[0009] Preferably, the drying assembly includes a curing device, a second annular spraying pipe, a plurality of air outlet heads, a heating box, a blowing pump, a plurality of second electric telescopic rods, and a plurality of second guiding rollers. The curing device is installed on the right side of the drying cavity. The second annular spraying pipe is installed on the left side of the drying cavity. A plurality of air outlet heads are installed on the second annular spraying pipe. The input end of the second annular spraying pipe is connected with the output end of the heating box. The input end of the heating box is connected with the output end of the blowing pump. A plurality of second electric telescopic rods are respectively installed on the inner walls around the drying cavity. Second guiding rollers are installed on the second electric telescopic rods. After the pipe is sprayed, it enters the drying cavity. The paint surface is fixed by the curing device. The blowing pump is started to blow air. The gas is heated by the heating box. The hot gas is input into the second annular spraying pipe and blown out to the pipe through the air outlet heads, facilitating the formation of the paint surface and improving work efficiency. The second electric telescopic rods are started to push the second guiding rollers to approach each other to support and guide the pipe, facilitating the discharge of the pipe from the box body.

[0010] Preferably, a rotating shaft is rotatably installed inside the paint tank. A plurality of stirring rods are installed on the outer wall of the rotating shaft, and stirring blades are arranged on the stirring rods. The input end of the rotating shaft passes through the left side wall of the paint tank and is connected to the output end of the transmission. The input end of the transmission is connected to the output end of the driving motor. Legs are fixedly connected to the four corners of the bottom of the box body. The bottom of the legs is fixedly installed with a bottom plate, and the bottom plate is connected to the bottom of the paint tank. A plurality of heaters are installed on the front and rear side walls of the paint tank; start the driving motor to drive the rotating shaft to rotate through the transmission. The rotating shaft drives the stirring rods and the stirring blades to rotate to mix the paint and prevent the paint from settling. Start the heaters to heat the paint and prevent the material from solidifying. Support the equipment through the legs and the bottom plate to improve the stability during use.

[0011] Compared with the prior art, the beneficial effects of the present utility model are as follows: The pipeline is input into the box body through the feeding port by the conveying equipment. When passing through the cleaning component, the dust adhering to the pipeline is cleaned to avoid affecting the spraying quality. The pipeline moves in each chamber through the circular through hole, and the outer part of the pipeline is comprehensively sprayed through the spraying component. At the same time, the air in the spraying chamber is extracted by the air extraction component, discharged after purification and adsorption, to avoid the damage of irritating gases to the bodies of the staff and reduce the impact on the environment. The sprayed pipeline passes through the drying chamber, and the paint surface is cured and dried through the drying component to improve the work efficiency. The dripping paint flows back into the paint tank through the return groove, reducing paint waste and improving economic benefits. Brief Description of the Drawings

[0012] Figure 1 is the structural schematic diagram of the present utility model;

[0013] Figure 2 is the rear three-dimensional structural schematic diagram of the present utility model;

[0014] Figure 3 is the left-view structural schematic diagram of the present utility model;

[0015] Figure 4 is the front-view sectional structural schematic diagram of the present utility model;

[0016] Figure 5 is the right-view sectional structural schematic diagram of the present utility model;

[0017] Reference numerals in the drawings: 1, box body; 2, partition board; 3, high-speed fan; 4, annular spray pipe; 5, paint box; 6, first electric telescopic rod; 7, first guide roller; 8, spraying pump; 9, three-way pipe; 10, regulating valve; 11, annular spraying pipe; 12, spraying head; 13, guide block; 14, filter plate; 15, feeding pipe; 16, transmission; 17, driving motor; 18, rotating shaft; 19, stirring rod; 20, stirring blade; 21, heater; 22, purification box; 23, air extraction pump; 24, air extraction pipe; 25, gas collecting pipe; 26, curing device; 27, second annular spray pipe; 28, air outlet head; 29, heating box; 30, air blowing pump; 31, second electric telescopic rod; 32, second guide roller; 33, support leg; 34, bottom plate. Detailed implementation manners

[0018] For the convenience of understanding the present invention, the present invention will be described more comprehensively below with reference to the relevant drawings. The present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0019] Embodiment 1

[0020] As Figure 1 , Figure 2 , Figure 4 and Figure 5As shown in the figure, feeding and discharging ports are provided at the left and right ends of the box body 1. A plurality of partition plates 2 are installed at intervals inside the box body 1, dividing the inside of the box body 1 into a cleaning chamber, a spraying chamber and a drying chamber. A circular through hole is provided in the middle of the partition plate 2. The bottom end of the box body 1 is fixedly connected to the top of the paint tank 5. The upper part of the front end of the paint tank 5 is connected with a feeding pipe 15. A reflux groove is provided at the bottom of the spraying chamber, which is communicated with the inside of the paint tank 5. The high-speed fan 3 is fixedly installed on the rear wall at the right end of the box body 1. The annular spray pipe 4 is fixedly installed in the cleaning chamber. The input end of the annular spray pipe 4 is connected to the output end of the high-speed fan 3. A plurality of high-speed spray heads are evenly installed on the inner wall of the annular spray pipe 4. A plurality of first electric telescopic rods 6 are respectively fixedly installed on the top and the inner walls of the front and rear ends of the drying chamber. A first guide roller 7 is installed on the first electric telescopic rod 6. A rectangular groove is provided at the bottom of the cleaning chamber. The spraying pump 8 is fixedly connected to the rear side wall of the paint tank 5. The input end of the spraying pump 8 is communicated with the inside of the paint tank 5 through a suction pipe. The output end of the spraying pump 8 is connected with a three-way pipe 9. The two output ends on both sides of the three-way pipe 9 are input into the spraying chamber and connected with an annular spraying pipe 11. The two annular spraying pipes 11 are installed on the left and right sides of the spraying chamber. And the output end of the three-way pipe 9 is connected with a regulating valve 10. A plurality of spraying heads 12 are evenly connected to the inner wall of the annular spraying pipe 11. The curing device 26 is installed on the right side of the drying chamber. The second annular spray pipe 27 is installed on the left side of the drying chamber. A plurality of air outlet heads 28 are installed on the second annular spray pipe 27. The input end of the second annular spray pipe 27 is connected to the output end of the heating box 29. The input end of the heating box 29 is connected to the output end of the air blowing pump 30. A plurality of second electric telescopic rods 31 are respectively installed on the inner walls around the drying chamber. A second guide roller 32 is installed on the second electric telescopic rod 31;

[0021] The pipeline is input into the box body 1 through the feeding port by the conveying equipment. The high-speed fan 3 is started to input high-pressure gas into the annular spray pipe 4, and it is sprayed out through the high-speed spray heads to the outer wall of the pipeline to clean the dust adhered to the pipeline, so as to avoid affecting the spraying quality. The cleaned dust is discharged through the rectangular groove, which is convenient for cleaning. The first electric telescopic rod 6 is started to push the first guide roller 7 to move closer to the pipeline, which can guide and limit the pipeline. The paint is added into the paint tank 5 through the feeding pipe 15. The spraying pump 8 is started to suck the paint, and it is input into the annular spraying pipe 11 through the three-way pipe 9 and sprayed out to the outer wall of the pipeline through the spraying heads 12. The two regulating valves 10 are adjusted to adjust the spraying amount of the left and right groups of spraying heads 12, so as to spray the pipeline for the second time and improve the spraying quality of the pipeline. After the pipeline spraying is completed, it enters the drying chamber. The paint surface is fixed by the curing device 26. The air blowing pump 30 is started to blow air, and the gas is heated by the heating box 29. The hot air is input into the second annular spray pipe 27 and blown out to the pipeline through the air outlet heads 28, which is convenient for the formation of the paint surface and improves the work efficiency. The second electric telescopic rod 31 is started to push the second guide rollers 32 to approach each other to support and guide the pipeline, which is convenient for the pipeline to be discharged from the box body 1.

[0022] Example 2

[0023] As Figure 1 、 Figure 3 and Figure 4 shown, on the basis of Example 1, it further includes that a purification box 22 is fixedly installed on the top of the box body 1. A purification and adsorption inner core is arranged inside the purification box 22. An air extraction pump 23 is fixedly connected to the left side of the purification box 22. The right end of the purification box 22 is connected with an air extraction pipe 24. The input end of the air extraction pipe 24 extends into the spraying cavity and is connected with a gas collecting pipe 25. A plurality of air extraction heads are arranged on the gas collecting pipe 25. A filter plate 14 is inserted into the reflux groove. The front end of the filter plate 14 is hermetically installed on the front side wall of the box body 1. Two guiding blocks 13 are symmetrically installed on the left and right sides of the bottom of the spraying cavity with respect to the reflux groove. A rotating shaft 18 is rotatably installed inside the paint box 5. A plurality of stirring rods 19 are installed on the outer wall of the rotating shaft 18. Stirring blades 20 are arranged on the stirring rods 19. The input end of the rotating shaft 18 passes through the left side wall of the paint box 5 and is connected with the output end of a transmission 16. The input end of the transmission 16 is connected with the output end of a driving motor 17. Legs 33 are respectively fixedly connected to the four corners of the bottom of the box body 1. The bottom of the legs 33 is fixedly installed with a bottom plate 34, and the bottom plate 34 is connected with the bottom of the paint box 5. A plurality of heaters 21 are installed on the front and rear side walls of the paint box 5;

[0024] During spraying, start the air extraction pump 23 to extract air from the spraying cavity through the gas collecting pipe 25. The gas extends into the purification box 22 through the air extraction pipe 24, so that the gas is discharged after purification and adsorption, avoiding damage to the bodies of the staff caused by irritating gases and reducing the impact on the environment. The excess paint falls to the bottom of the spraying cavity and is guided into the reflux groove through the guiding blocks 13. The paint is filtered by the filter plate 14 and reused, reducing paint waste and improving economic benefits. Start the driving motor 17 to drive the rotating shaft 18 to rotate through the transmission 16. The rotating shaft 18 drives the stirring rods 19 and the stirring blades 20 to rotate to mix the paint, avoiding paint precipitation. Start the heaters 21 to heat the paint, avoiding material solidification. The equipment is supported by the legs 33 and the bottom plate 34 to improve the stability during use.

[0025] As Figures 1 to 5As shown in the figure, for an automatic painting tooling for power plant pipelines of the present utility model, during operation, the pipeline is input into the box body 1 through the feeding port by a conveying device. The high-speed blower 3 is started to input high-pressure gas into the annular spray pipe 4, and it is sprayed out from the high-speed spray head onto the outer wall of the pipeline to clean the dust adhering to the pipeline. The cleaned dust is discharged through the rectangular groove for easy cleaning. The first electric telescopic rod 6 is started to push the first guide roller 7 to move closer to the pipeline, which can guide and limit the pipeline. The paint is added to the paint tank 5 through the feeding pipe 15. The spraying pump 8 is started to suck the paint, and it is input into the annular spraying pipe 11 through the three-way pipe 9 and sprayed out from the spray head 12 onto the outer wall of the pipeline. The two regulating valves 10 are adjusted to adjust the spraying amount of the left and right groups of spray heads 12 for secondary spraying of the pipeline. The excess paint falls to the bottom of the spraying chamber and is guided into the return groove through the guide block 13. The paint is filtered by the filter plate 14 and reused. The driving motor 17 is started to drive the rotating shaft 18 to rotate through the transmission 16. The rotating shaft 18 drives the stirring rod 19 and the stirring blade 20 to rotate to mix the paint and avoid paint precipitation. The heater 21 is started to heat the paint to avoid material solidification. The air extraction pump 23 is started to extract air from the spraying chamber through the collecting pipe 25. The gas extends into the purification box 22 through the air extraction pipe 24, and the gas is discharged after being purified and adsorbed to avoid damage to the bodies of the staff caused by irritating gases. After the pipeline is sprayed, it enters the drying chamber, and the paint surface is fixed by the curing device 26. The air blowing pump 30 is started to blow air, and the gas is heated by the heating box 29. The hot gas is input into the second annular spray pipe 27 and blown out from the air outlet head 28 onto the pipeline to facilitate the formation of the paint surface. The second electric telescopic rod 31 is started to push the second guide rollers 32 to approach each other to support and guide the pipeline to facilitate the pipeline to be discharged from the box body 1.

[0026] The high-speed blower 3, the spraying pump 8, the regulating valve 10, the transmission 16, the driving motor 17, the heater 21, the purification box 22, the air extraction pump 23, the heating box 29 and the air blowing pump 30 of the automatic painting tooling for power plant pipelines of the present utility model are purchased on the market. Technical personnel in this industry only need to install and operate according to the attached operation manuals without creative labor from technical personnel in this field.

[0027] The above is only the preferred embodiment of the present utility model. It should be noted that for ordinary technical personnel in the technical field of the present utility model, without departing from the technical principle of the present utility model, several improvements and modifications can still be made, and these improvements and modifications should also be regarded as the protection scope of the present utility model.

Claims

1. An automatic painting tooling for power plant pipelines, characterized in that, It includes a box body (1), a plurality of partition plates (2) and a paint box (5). The left and right ends of the box body (1) are provided with inlet and outlet openings. A plurality of partition plates (2) are installed at intervals inside the box body (1), dividing the interior of the box body (1) into a cleaning chamber, a spraying chamber and a drying chamber. A circular through hole is provided in the middle of the partition plate (2). A cleaning component is installed inside the cleaning chamber, a spraying component is installed inside the spraying chamber, and a drying component is installed inside the drying chamber. An air extraction component is installed on the top of the box body (1), and the input end of the air extraction component is communicated with the inside of the spraying chamber. The bottom end of the box body (1) is fixedly connected to the top of the paint box (5). A feeding pipe (15) is connected to the upper front end of the paint box (5). A reflux groove is provided at the bottom of the spraying chamber and is communicated with the inside of the paint box (5).

2. The automatic painting tooling for power plant pipelines according to claim 1, characterized in that The cleaning component includes a high-speed blower (3), an annular spray pipe (4), a plurality of paint boxes (5), a plurality of first electric telescopic rods (6) and a plurality of first guide rollers (7). The high-speed blower (3) is fixedly installed on the rear wall of the right end of the box body (1). The annular spray pipe (4) is fixedly installed inside the cleaning chamber. The input end of the annular spray pipe (4) is connected to the output end of the high-speed blower (3). A plurality of high-speed spray heads are evenly installed on the inner wall of the annular spray pipe (4). A plurality of first electric telescopic rods (6) are respectively fixedly installed on the top and the front and rear inner walls of the drying chamber. A first guide roller (7) is installed on the first electric telescopic rod (6). A rectangular groove is provided at the bottom of the cleaning chamber.

3. The automatic painting tooling for power plant pipelines according to claim 1, wherein, The spraying component includes a spraying pump (8), a three-way pipe (9), two regulating valves (10), two annular spraying pipes (11) and a plurality of spraying heads (12). The spraying pump (8) is fixedly connected to the rear side wall of the paint box (5). The input end of the spraying pump (8) is communicated with the inside of the paint box (5) through a suction pipe. The output end of the spraying pump (8) is connected to a three-way pipe (9). The two output ends on both sides of the three-way pipe (9) are input into the spraying chamber and connected to an annular spraying pipe (11). The two annular spraying pipes (11) are installed on the left and right sides of the spraying chamber. And the output end of the three-way pipe (9) is connected to a regulating valve (10). A plurality of spraying heads (12) are evenly connected to the inner wall of the annular spraying pipe (11).

4. The automatic painting tooling for power plant pipelines according to claim 1, wherein, The air extraction component includes a purification box (22), an air extraction pump (23), an air extraction pipe (24) and a gas collecting pipe (25). The purification box (22) is fixedly installed on the top of the box body (1). A purification adsorption inner core is arranged inside the purification box (22). The left side of the purification box (22) is fixedly connected to an air extraction pump (23). The right end of the purification box (22) is connected to an air extraction pipe (24). The input end of the air extraction pipe (24) extends into the spraying chamber and is connected to a gas collecting pipe (25). A plurality of air extraction heads are arranged on the gas collecting pipe (25).

5. The automatic painting tooling for power plant pipelines according to claim 1, characterized in that A filter plate (14) is inserted into the reflux groove. The front end of the filter plate (14) is hermetically installed on the front side wall of the box body (1). Two guide blocks (13) are symmetrically installed on the left and right sides of the bottom of the spraying chamber with respect to the reflux groove.

6. The automatic painting tooling for power plant pipelines according to claim 1, wherein The drying assembly includes a curing device (26), a second annular nozzle (27), a plurality of air outlet heads (28), a heating box (29), a blowing pump (30), a plurality of second electric telescopic rods (31) and a plurality of second guide rollers (32). The curing device (26) is installed on the right side of the drying chamber. The second annular nozzle (27) is installed on the left side of the drying chamber. A plurality of air outlet heads (28) are installed on the second annular nozzle (27). The input end of the second annular nozzle (27) is connected to the output end of the heating box (29). The input end of the heating box (29) is connected to the output end of the blowing pump (30). The plurality of second electric telescopic rods (31) are respectively installed on the inner walls around the drying chamber. Second guide rollers (32) are installed on the second electric telescopic rods (31).

7. The automatic painting tooling for power plant pipelines according to claim 1, wherein, A rotating shaft (18) is rotatably installed inside the paint box (5). A plurality of stirring rods (19) are installed on the outer wall of the rotating shaft (18). Stirring blades (20) are arranged on the stirring rods (19). The input end of the rotating shaft (18) passes through the left side wall of the paint box (5) and is connected to the output end of a speed changer (16). The input end of the speed changer (16) is connected to the output end of a driving motor (17). Legs (33) are respectively fixedly connected to the four corners of the bottom of the box body (1). The bottom of the legs (33) is fixedly installed with a bottom plate (34), and the bottom plate (34) is connected to the bottom of the paint box (5). A plurality of heaters (21) are installed on the front and rear side walls of the paint box (5).

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