Electrostatic spraying equipment for weather-resistant finish paint of energy storage cabin of lithium battery

Abstract

The utility model relates to the technical field of electrostatic spraying equipment, in particular to electrostatic spraying equipment for weather-resistant finish paint of a lithium battery energy storage cabin, which is characterized in that a cleaning mechanism is started to polish the weather-resistant surface of the battery energy storage cabin, and dust generated by polishing the weather-resistant surface of the battery energy storage cabin is absorbed; the battery energy storage cabin weather-resistant surface polished by starting the paint spraying mechanism is subjected to paint spraying, and the paint surface obtained after the battery energy storage cabin weather-resistant surface is sprayed is dried by starting the drying mechanism, so that the practicability of the equipment is improved; comprising a moving mechanism; the lifting mechanism is installed on the moving mechanism, the cleaning mechanism and the moving mechanism are both installed on the moving mechanism, the paint spraying mechanism is located at the front end of the cleaning mechanism, the stirring mechanism is installed in the paint spraying mechanism, and the drying mechanism is installed on the moving mechanism; the drying mechanism is located in front of the paint spraying mechanism.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of electrostatic spraying equipment, in particular to a lithium battery energy storage cabin weather-resistant finish electrostatic spraying equipment. BACKGROUND

[0002] The lithium battery energy storage cabin is an important energy storage device, and its external surface is directly exposed to various complex environments such as high temperature, severe cold, ultraviolet radiation, and salt spray corrosion. Therefore, the quality and performance of the weather-resistant finish are crucial to ensuring the long-term stable operation of the energy storage cabin.

[0003] For example, the electrostatic spraying equipment disclosed in the utility model patent with application number CN202320513159.8 is representative of one type of prior art, which mainly includes a box body, an insulating layer, an insulating plate, a spray gun, an electric push rod, a support barrel, and a sliding hole. The electrostatic spraying is realized through the cooperation of the box body, the insulating layer, the insulating plate, the spray gun, the electric push rod, the support barrel, and the sliding hole.

[0004] Since the lithium battery energy storage cabin is placed outdoors, there will be a lot of dust on the surface of the lithium battery energy storage cabin weather-resistant finish, which will affect the spraying quality of the lithium battery energy storage cabin weather-resistant finish. After the spraying of the battery energy storage cabin weather-resistant finish is completed, the battery energy storage cabin weather-resistant finish is not easy to dry. UTILITY MODEL CONTENTS

[0005] To solve the above technical problems, the utility model provides a lithium battery energy storage cabin weather-resistant finish electrostatic spraying equipment that starts a cleaning mechanism to polish the battery energy storage cabin weather-resistant finish and absorbs the dust generated during polishing. The equipment starts a paint spraying mechanism to spray paint on the polished battery energy storage cabin weather-resistant finish. The equipment starts a drying mechanism to dry the paint surface of the battery energy storage cabin weather-resistant finish after spraying, thereby improving the practicability of the equipment.

[0006] The utility model discloses a lithium battery energy storage cabin weather-resistant finish electrostatic spraying equipment, including mobile mechanism, still including elevating system, cleaning mechanism, paint spraying mechanism, stirring mechanism and drying mechanism, elevating system installs on mobile mechanism, and cleaning mechanism and mobile mechanism all install on mobile mechanism, and paint spraying mechanism is located the front end of cleaning mechanism, and stirring mechanism installs in paint spraying mechanism, and drying mechanism installs on mobile mechanism, and drying mechanism is located the front of paint spraying mechanism, through the connection of tractor and mobile mechanism, make mobile mechanism move, through starting elevating system to the cleaning mechanism, paint spraying mechanism and drying mechanism are elevated and reduced, through starting cleaning mechanism to the weather -resistant surface of battery energy storage cabin is polished, and the dust of weather -resistant surface of battery energy storage cabin is polished is absorbed, through starting paint spraying mechanism to the weather -resistant surface of battery energy storage cabin that polishing is completed is painted, through starting stirring mechanism to the paint of paint spraying mechanism in is stirred, makes it mix evenly, through starting drying mechanism to the paint surface of battery energy storage cabin that weather -resistant surface spraying is completed is dried, improve the practicability of equipment.

[0007] Preferably, the mobile mechanism includes a bottom plate, a traction member, and a plurality of universal wheels, the traction member is connected to the rear end of the bottom plate, and the top ends of the plurality of universal wheels are respectively installed on the bottom end of the bottom plate; the traction member is connected to the tractor, the plurality of universal wheels respectively support the bottom plate, and the bottom plate supports the elevating system, the cleaning mechanism, and the drying mechanism, thereby improving the practicability of the equipment.

[0008] Preferably, the elevating system includes a first motor, a mounting plate, a lead screw, a plurality of sliding rods, a plurality of guide rods, and a support plate, the mounting plate is installed on the top end of the first motor, the upper portion of the lead screw is rotatably installed on the first motor, the top ends of the plurality of sliding rods are respectively installed on the bottom end of the first motor, and the plurality of sliding rods are respectively located on the front and rear sides of the lead screw, a plurality of sliding blocks are respectively arranged on the lead screw and the plurality of sliding rods, the side ends of the plurality of guide rods are respectively installed on the outer rings of the plurality of sliding blocks, and the right end of the support plate is installed on the plurality of sliding blocks; the first motor supports the mounting plate, the lead screw is rotated by starting the mounting plate, the plurality of sliding blocks are respectively moved up and down along the plurality of guide rods, and the support plate is moved up and down, thereby improving the practicability of the equipment.

[0009] Preferably, the cleaning mechanism comprises a cleaning brush, a second motor, a dust collecting bin, a dust discharging pipe, a first hose, a dust collecting box, a dust suction bin and a dust suction fan, the right end of the cleaning brush is connected with the output end of the second motor, the cleaning brush is located in the dust collecting bin, the input end of the dust discharging pipe is connected with the outer wall of the dust collecting bin, the input end of the first hose is connected with the output end of the dust discharging pipe, the output end of the first hose is connected with the input end of the dust collecting box, a filter screen is arranged on the side wall of the dust collecting box, the left end of the dust suction bin is connected with the side wall of the dust collecting box, and the left end of the dust suction bin is installed at the filter screen of the dust collecting box, and the left part of the dust suction fan is installed in the dust suction bin; the second motor is started to rotate the cleaning brush to polish the dust on the weather-resistant surface of the lithium battery energy storage cabin, the dust on the weather-resistant surface of the lithium battery energy storage cabin after polishing is discharged into the dust discharging pipe through the dust collecting bin, is discharged into the dust collecting box through the first hose, the dust is collected through the dust collecting box, and the practicability of the equipment is improved.

[0010] Preferably, the paint spraying mechanism comprises a paint supply barrel, a paint inlet pipe, a paint supply pump, a second hose and an electrostatic paint spraying gun, the output end of the paint inlet pipe is connected with the input end of the paint supply barrel, the output end of the paint supply barrel is connected with the input end of the paint supply pump, a valve is arranged on the input end of the paint supply pump, and the output end of the paint supply pump is connected with the input end of the electrostatic paint spraying gun through the second hose; paint is discharged into the paint supply barrel through the paint inlet pipe, the paint in the paint supply barrel is discharged into the electrostatic paint spraying gun through the second hose by starting the paint supply pump, the weather-resistant surface of the lithium battery energy storage cabin is sprayed by starting the electrostatic paint spraying gun, and the practicability of the equipment is improved.

[0011] Preferably, the stirring mechanism comprises a third motor, a stirring shaft and a plurality of stirring rods, the top end of the stirring shaft is connected with the output end of the third motor, a plurality of stirring rods are arranged on the stirring shaft, and the stirring shaft is located in the paint supply barrel; the third motor is started to rotate the stirring shaft, the paint in the paint supply barrel is stirred through the plurality of stirring rods respectively, the paint is uniformly mixed, and the practicability of the equipment is improved.

[0012] Preferably, the drying mechanism comprises an air pump, a heating box, a filter plate, a heater, a third hose and an exhaust pipe, the output end of the air pump is connected with the input end of the heating box, the filter plate and the heater are respectively installed on the inner wall of the heating box, the filter plate is located to the right of the heater, the output end of the heating box is connected with the input end of the third hose, and the output end of the third hose is connected with the input end of the exhaust pipe; air flow is generated by starting the air pump and is discharged into the heating box, the dust in the air flow is filtered through the filter plate, the air flow is heated by starting the heater, the heated air flow is slowly discharged to the exhaust pipe through the third hose, the paint on the weather-resistant surface of the lithium battery energy storage cabin is dried, meanwhile, damage of high flow rate air flow to the paint surface of the weather-resistant surface of the lithium battery energy storage cabin is avoided, and the practicability of the equipment is improved.

[0013] The utility model discloses the beneficial effect compared with prior art is: through the traction vehicle and mobile mechanism connection, mobile mechanism removes, through starting the lifting mechanism to the cleaning mechanism, paint spraying mechanism and drying mechanism are elevated and reduced, through starting the cleaning mechanism to the battery energy storage cabin weather -resistant surface is polished, and the dust of battery energy storage cabin weather -resistant surface polishing is absorbed, through starting the paint spraying mechanism and the battery energy storage cabin weather -resistant surface of polishing are painted, through starting the stirring mechanism to the paint of paint spraying mechanism in is stirred, makes it mix evenly, through starting the drying mechanism to the paint surface of battery energy storage cabin weather -resistant surface after spraying is dried, improve the practicability of equipment. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the isometric view of the utility model, and

[0015] Figure 2 It is the isometric view of the mobile mechanism of the utility model, and

[0016] Figure 3 It is the isometric view of the lifting mechanism of the utility model, and

[0017] Figure 4 It is the front view of the cleaning mechanism of the utility model, and

[0018] Figure 5 It is the isometric view of the paint spraying mechanism of the utility model, and

[0019] Figure 6 It is the isometric view of the stirring mechanism of the utility model, and

[0020] Figure 7 It is the front view of the drying mechanism of the utility model.

[0021] Mark in drawing: 01, mobile mechanism, 11, bottom plate, 12, traction piece, 13, universal wheel, 02, lifting mechanism, 21, first motor, 22, mounting plate, 23, screw rod, 24, slide bar, 25, guide rod, 26, support plate, 03, cleaning mechanism, 31, cleaning brush, 32, second motor, 33, dust collecting hopper, 34, dust exhaust pipe, 35, first hose, 36, dust collecting box, 37, air suction hopper, 38, air suction fan, 04, paint spraying mechanism, 41, paint supply barrel, 42, paint inlet pipe, 43, paint supply pump, 44, second hose, 45, electrostatic paint spraying gun, 05, stirring mechanism, 51, third motor, 52, stirring shaft, 53, stirring rod, 06, drying mechanism, 61, air pump, 62, heating box, 63, filter plate, 64, heater, 65, third hose, 66, exhaust pipe. DETAILED DESCRIPTION

[0022] For the convenience of understanding the utility model, the utility model will be described more fully below with reference to the relevant drawings. The utility model can be realized 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 utility model more thorough and comprehensive.

[0023] Embodiment 1

[0024] As Figure 1 shown, a lithium battery energy storage cabin weather-resistant finish electrostatic spraying equipment includes a moving mechanism 01; further including lifting mechanism 02, cleaning mechanism 03, paint spraying mechanism 04, stirring mechanism 05 and drying mechanism 06, lifting mechanism 02 is installed on moving mechanism 01, cleaning mechanism 03 and moving mechanism 01 are installed on moving mechanism 01, and paint spraying mechanism 04 is located at the front end of cleaning mechanism 03, stirring mechanism 05 is installed in paint spraying mechanism 04, drying mechanism 06 is installed on moving mechanism 01, and drying mechanism 06 is located at the front of paint spraying mechanism 04;

[0025] By connecting the tractor and the moving mechanism 01, the moving mechanism 01 is moved, the lifting mechanism 02 is started to lift and lower the cleaning mechanism 03, the paint spraying mechanism 04 and the drying mechanism 06, the cleaning mechanism 03 is started to polish the battery energy storage cabin weather-resistant surface, and the dust of the battery energy storage cabin weather-resistant surface is absorbed, the paint spraying mechanism 04 is started to spray paint on the polished battery energy storage cabin weather-resistant surface, the stirring mechanism 05 is started to stir the paint in the paint spraying mechanism 04 to make it mix uniformly, and the drying mechanism 06 is started to dry the paint surface of the battery energy storage cabin weather-resistant surface after spraying, thereby improving the practicability of the equipment;

[0026] As Figure 2 shown, the moving mechanism 01 includes a bottom plate 11, a traction piece 12 and a plurality of universal wheels 13, the front end of the traction piece 12 is connected to the rear end of the bottom plate 11, and the top ends of the plurality of universal wheels 13 are respectively installed at the bottom ends of the bottom plate 11.

[0027] As Figure 3 shown, the lifting mechanism 02 includes a first motor 21, a mounting plate 22, a lead screw 23, a plurality of sliding rods 24, a plurality of guide rods 25 and a support plate 26, the mounting plate 22 is installed at the top end of the first motor 21, the upper part of the lead screw 23 is rotatably installed on the first motor 21, the top ends of the plurality of sliding rods 24 are respectively installed at the bottom ends of the first motor 21, and the plurality of sliding rods 24 are respectively located at the front and rear sides of the lead screw 23, a plurality of sliding blocks are respectively provided on the lead screw 23 and the plurality of sliding rods 24, the side ends of the plurality of guide rods 25 are respectively installed on the outer rings of the plurality of sliding blocks, and the right end of the support plate 26 is installed on the plurality of sliding blocks.

[0028] The traction component 12 is connected to the tractor vehicle, and multiple casters 13 support the base plate 11. The base plate 11 supports the lifting mechanism 02, the cleaning mechanism 03, and the drying mechanism 06. The first motor 21 supports the mounting plate 22. By starting the mounting plate 22, the lead screw 23 is rotated, which causes multiple sliders to move up and down along multiple guide rods 25, thereby moving the support plate 26 up and down and improving the practicality of the equipment.

[0029] Example 2

[0030] like Figures 4 to 7 As shown, based on Embodiment 1, it also includes a cleaning mechanism 03, a painting mechanism 04, a stirring mechanism 05, and a drying mechanism 06. The cleaning mechanism 03 includes a cleaning brush 31, a second motor 32, a dust collection hopper 33, a dust discharge pipe 34, a first flexible hose 35, a dust collection box 36, a suction hopper 37, and a suction fan 38. The right end of the cleaning brush 31 is connected to the output end of the second motor 32. The cleaning brush 31 is located inside the dust collection hopper 33. The input end of the dust discharge pipe 34 is connected to the outer wall of the dust collection hopper 33. The first flexible hose... The input end of the first hose 35 is connected to the output end of the dust exhaust pipe 34, and the output end of the first hose 35 is connected to the input end of the dust collection box 36. A filter screen is provided on the side wall of the dust collection box 36. The left end of the suction hopper 37 is connected to the side wall of the dust collection box 36, and the left end of the suction hopper 37 is installed at the filter screen of the dust collection box 36. The left part of the suction fan 38 is installed inside the suction hopper 37. The painting mechanism 04 includes a paint supply tank 41, a paint inlet pipe 42, a paint supply pump 43, a second hose 44, and an electrostatic spray gun 45. The output end of pipe 42 is connected to the input end of paint supply tank 41, the output end of paint supply tank 41 is connected to the input end of paint supply pump 43, a valve is provided on the input end of paint supply pump 43, and the output end of paint supply pump 43 is connected to the input end of electrostatic spray gun 45 via second hose 44; the stirring mechanism 05 includes a third motor 51, a stirring shaft 52 and multiple stirring rods 53, the top end of stirring shaft 52 is connected to the output end of third motor 51, multiple stirring rods 53 are provided on stirring shaft 52, and stirring shaft 52 is located inside paint supply tank 41; the drying mechanism 06 includes an air pump 61, a heating box 62, a filter plate 63, a heater 64, a third hose 65 and an exhaust pipe 66, the output end of air pump 61 is connected to the input end of heating box 62, the filter plate 63 and heater 64 are respectively installed on the inner wall of heating box 62, the filter plate 63 is located on the right side of heater 64, the output end of heating box 62 is connected to the input end of third hose 65, and the output end of third hose 65 is connected to the input end of exhaust pipe 66;

[0031] The dust on the weather surface of the lithium battery energy storage cabin is polished by rotating the cleaning brush 31 by starting the second motor 32, the dust on the weather surface of the lithium battery energy storage cabin after polishing is discharged into the dust exhaust pipe 34 through the dust collecting hopper 33 by starting the air suction fan 38, is discharged into the dust collecting box 36 through the first hose 35, the dust is collected through the dust collecting box 36, paint is discharged into the paint supply barrel 41 through the paint inlet pipe 42, the paint in the paint supply barrel 41 is discharged into the electrostatic paint spraying gun 45 through the second hose 44 by starting the paint supply pump 43, the weather surface of the lithium battery energy storage cabin is sprayed by starting the electrostatic paint spraying gun 45, the stirring shaft 52 is rotated by starting the third motor 51, the paint in the paint supply barrel 41 is stirred through a plurality of stirring rods 53 respectively, so that the paint is uniformly mixed, the airflow is discharged into the heating box 62 by starting the air pump 61, the dust in the airflow is filtered through the filter plate 63, the airflow is heated by starting the heater 64, the airflow after heating is slowly discharged to the exhaust pipe 66 through the third hose 65, the paint on the weather surface of the lithium battery energy storage cabin is dried, meanwhile, the damage of high flow rate airflow to the paint surface of the weather surface of the lithium battery energy storage cabin is avoided, and the practicability of the equipment is improved.

[0032] As shown in Figures 1 to 7 The utility model discloses a lithium battery energy storage cabin weather surface paint electrostatic spraying equipment, when working, first traction piece 12 and trailer connection, a plurality of universal wheel 13 support bottom plate 11 respectively, bottom plate 11 support lifting mechanism 02, cleaning mechanism 03 and drying mechanism 06, then first motor 21 support mounting plate 22, through the start mounting plate 22 makes the screw rod 23 rotate, makes a plurality of sliding blocks along a plurality of guide rods 25 guide up and down movement respectively, makes support plate 26 up and down movement, then through the start second motor 32 makes cleaning brush 31 rotate, the dust on the weather surface of lithium battery energy storage cabin is polished, through the start air suction fan 38 makes the dust on the weather surface of lithium battery energy storage cabin after polishing discharge to dust exhaust pipe 34 through dust collecting hopper 33, through first hose 35 to dust collecting box 36, through dust collecting box 36 to the dust is collected, then paint is discharged to paint supply barrel 41 through paint inlet pipe 42, through the start paint supply pump 43 makes paint in paint supply barrel 41 discharge to electrostatic paint spraying gun 45 through second hose 44, through the start electrostatic paint spraying gun 45 to the weather surface of lithium battery energy storage cabin is sprayed, then through the start third motor 51 makes stirring shaft 52 rotate, through a plurality of stirring rods 53 respectively to the paint in paint supply barrel 41 is stirred, so that the paint is uniformly mixed, finally through the start air pump 61 generates airflow and discharges to heating box 62, through filter plate 63 to the dust in airflow is filtered, through the start heater 64 to the airflow is heated, the airflow after heating is slowly discharged to exhaust pipe 66 through third hose 65, the paint on the weather surface of lithium battery energy storage cabin is dried, meanwhile, the damage of high flow rate airflow to the paint surface of the weather surface of lithium battery energy storage cabin is avoided, and the practicability of the equipment is improved.

[0033] The first motor 21, the second motor 32, the air suction fan 38, the paint supply pump 43, the electrostatic paint spraying gun 45, the third motor 51, the air pump 61 and the heater 64 are purchased on the market, and the technical personnel in the industry only need to install and operate according to the attached instruction manual, without the technical personnel in the field paying creative labor.

[0034] The main function realized by the utility model is that: the battery energy storage cabin weather-resistant surface is polished by starting the cleaning mechanism 03, and the dust of the battery energy storage cabin weather-resistant surface is absorbed, the battery energy storage cabin weather-resistant surface polished is painted by starting the paint spraying mechanism 04, the paint surface of the battery energy storage cabin weather-resistant surface after painting is dried by starting the drying mechanism 06, and the practicability of the equipment is improved.

[0035] The above is only the preferred embodiment of the utility model, and it should be pointed out that, for ordinary technical personnel in the technical field, without departing from the technical principle of the utility model, a number of improvements and modifications can be made, and these improvements and modifications should be regarded as the protection range of the utility model.

Claims

1. An electrostatic spraying device for weather-resistant topcoat of lithium battery energy storage compartment, comprising a moving mechanism (01); characterized in that, It also includes a lifting mechanism (02), a cleaning mechanism (03), a painting mechanism (04), a mixing mechanism (05), and a drying mechanism (06). The lifting mechanism (02) is installed on the moving mechanism (01). Both the cleaning mechanism (03) and the moving mechanism (01) are installed on the moving mechanism (01). The painting mechanism (04) is located at the front end of the cleaning mechanism (03). The mixing mechanism (05) is installed inside the painting mechanism (04). The drying mechanism (06) is installed on the moving mechanism (01) and is located at the front of the painting mechanism (04).

2. The electrostatic spraying equipment for weather-resistant topcoat of lithium battery energy storage compartment as described in claim 1, characterized in that, The moving mechanism (01) includes a base plate (11), a traction member (12) and multiple casters (13). The front end of the traction member (12) is connected to the rear end of the base plate (11), and the top ends of the multiple casters (13) are respectively installed at the bottom end of the base plate (11).

3. The electrostatic spraying equipment for weather-resistant topcoat of lithium battery energy storage compartment as described in claim 1, characterized in that, The lifting mechanism (02) includes a first motor (21), a mounting plate (22), a lead screw (23), multiple slide rods (24), multiple guide rods (25), and a support plate (26). The mounting plate (22) is mounted on the top of the first motor (21). The upper part of the lead screw (23) is rotatably mounted on the first motor (21). The tops of the multiple slide rods (24) are respectively mounted on the bottom of the first motor (21), and the multiple slide rods (24) are respectively located on the front and rear sides of the lead screw (23). Multiple sliders are respectively provided on the lead screw (23) and the multiple slide rods (24). The side ends of the multiple guide rods (25) are respectively mounted on the outer ring of the multiple sliders. The right end of the support plate (26) is mounted on the multiple sliders.

4. The electrostatic spraying equipment for weather-resistant topcoat of lithium battery energy storage compartment as described in claim 1, characterized in that, The cleaning mechanism (03) includes a cleaning brush (31), a second motor (32), a dust collection hopper (33), a dust discharge pipe (34), a first flexible hose (35), a dust collection box (36), a suction hopper (37), and a suction fan (38). The right end of the cleaning brush (31) is connected to the output end of the second motor (32). The cleaning brush (31) is located inside the dust collection hopper (33). The input end of the dust discharge pipe (34) is connected to the outer wall of the dust collection hopper (33). The input end of the first flexible hose (35) is connected to the output end of the dust discharge pipe (34). The output end of the first flexible hose (35) is connected to the input end of the dust collection box (36). A filter screen is provided on the side wall of the dust collection box (36). The left end of the suction hopper (37) is connected to the side wall of the dust collection box (36), and the left end of the suction hopper (37) is installed at the filter screen of the dust collection box (36). The left part of the suction fan (38) is installed inside the suction hopper (37).

5. The electrostatic spraying equipment for weather-resistant topcoat of lithium battery energy storage compartment as described in claim 1, characterized in that, The painting mechanism (04) includes a paint supply tank (41), a paint inlet pipe (42), a paint supply pump (43), a second hose (44), and an electrostatic paint gun (45). The output end of the paint inlet pipe (42) is connected to the input end of the paint supply tank (41), the output end of the paint supply tank (41) is connected to the input end of the paint supply pump (43), a valve is provided on the input end of the paint supply pump (43), and the output end of the paint supply pump (43) is connected to the input end of the electrostatic paint gun (45) via the second hose (44).

6. The electrostatic spraying equipment for weather-resistant topcoat of lithium battery energy storage compartment as described in claim 5, characterized in that, The stirring mechanism (05) includes a third motor (51), a stirring shaft (52) and multiple stirring rods (53). The top end of the stirring shaft (52) is connected to the output end of the third motor (51). Multiple stirring rods (53) are provided on the stirring shaft (52). The stirring shaft (52) is located inside the paint supply tank (41).

7. The electrostatic spraying equipment for weather-resistant topcoat of lithium battery energy storage compartment as described in claim 1, characterized in that, The drying mechanism (06) includes an air pump (61), a heating box (62), a filter plate (63), a heater (64), a third hose (65), and an exhaust pipe (66). The output end of the air pump (61) is connected to the input end of the heating box (62). The filter plate (63) and the heater (64) are respectively installed on the inner wall of the heating box (62). The filter plate (63) is located to the right of the heater (64). The output end of the heating box (62) is connected to the input end of the third hose (65), and the output end of the third hose (65) is connected to the input end of the exhaust pipe (66).

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