CN215542145U

CN215542145U - Gas suspension atomization sprayer

Info

Publication number: CN215542145U
Application number: CN202120806027.5U
Authority: CN
Inventors: 杨建伟; 郭成
Original assignee: Dongguan Qibrothers Spraying Equipment Technology Co ltd
Current assignee: Dongguan Qibrothers Spraying Equipment Technology Co ltd
Priority date: 2021-04-19
Filing date: 2021-04-19
Publication date: 2022-01-18
Anticipated expiration: 2031-04-19

Abstract

The utility model relates to the technical field of sprayers, in particular to an air suspension atomization sprayer which comprises a base body, a cleaning liquid switching valve, a backflow valve, a coating supply valve and a rotary cup sprayer, wherein the rotary cup sprayer comprises a spraying body, an air suspension cavity, an air suspension motor, a rotary cup, a main flow passage, a rotary cup outer cleaning flow passage, a plurality of atomization passages and a plurality of spraying holes, the cleaning liquid switching valve is provided with a cleaning switching air path control end, a cleaning liquid supply end, a cleaning liquid main flow passage supply end and a cleaning liquid rotary cup outer supply end, the cleaning liquid rotary cup outer supply end is communicated with the rotary cup outer cleaning flow passage through a rotary cup outer cleaning pipe, the cleaning liquid main flow passage supply end is communicated with the main flow passage through a flow guide control assembly, the coating supply valve is provided with a coating supply control air path end and a coating supply end, and the backflow valve is provided with a backflow input end, a backflow output end and a backflow control air path end. The utility model not only can switch and clean the main runner and the rotary cup of the rotary cup sprayer, but also is convenient to control the oil way of the rotary cup sprayer.

Description

Gas suspension atomization sprayer

Technical Field

The utility model relates to the technical field of sprayers, in particular to an air suspension atomization sprayer.

Background

With the understanding and treatment of environmental protection in countries around the world, particularly China, the paint technology gradually transits from the use of oil paint types to the use of paint types with less harm to the environment in recent decades. Along with the improvement of aesthetic requirements of human beings on the surface of products, the technology of the coating machine in the surface treatment coating industry is also improved, and a coating machine is produced. The sprayer has been one of the tools with higher paint application rates among spray tools. However, the existing sprayer is difficult to clean the main flow channel and the rotary cup, so that the spraying quality is affected, and the oil path is only used for simply supplying the coating, so that the coating cannot be refluxed. Therefore, the drawbacks are obvious, and a solution is needed.

SUMMERY OF THE UTILITY MODEL

In order to solve the above technical problems, the present invention provides an aerosol atomizer.

In order to achieve the purpose, the utility model adopts the following technical scheme:

an air suspension atomization sprayer comprises a base, a cleaning liquid switching valve, a backflow valve, a coating supply valve and a rotary cup sprayer, wherein the rotary cup sprayer comprises a spraying body connected with the bottom surface of the base, an air floating cavity arranged in the spraying body, an air suspension motor arranged in the air floating cavity in a lifting mode, a rotary cup arranged in the spraying body in a rotating mode and connected with the output end of the air suspension motor, a main flow channel arranged in the spraying body, a rotary cup outer cleaning flow channel arranged in the spraying body and a plurality of atomization channels arranged in the spraying body and surrounding the circumferential direction of the rotary cup, the rotary cup is provided with a plurality of spraying holes communicated with the main flow channel, the backflow valve and the coating supply valve are arranged in the base, the cleaning liquid switching valve is provided with a cleaning switching air circuit control end, a cleaning liquid supply end, a cleaning liquid main flow channel supply end and a rotary cup outer supply end, and the cleaning liquid supply end is blocked by a valve core of the cleaning liquid switching control end used for controlling the cleaning liquid switching valve and the cleaning liquid supply end The supply end of the main washing liquid channel is communicated or blocked from being communicated with the supply end outside the washing liquid rotating cup, the cleaning liquid supply end and the cleaning liquid main flow passage supply end are in a normal open state, the cleaning liquid rotary cup outer supply end is communicated with the rotary cup outer cleaning flow passage through the rotary cup outer cleaning pipeline, the supply end of the main flow passage of the cleaning liquid is communicated with the main flow passage through a flow guide control assembly, the coating material supply valve is provided with a coating material supply control air path end and a coating material supply end, the reflux valve is provided with a reflux input end, a reflux output end and a reflux control gas circuit end, the reflux input end is communicated with the paint supply end through the paint supply valve, the paint supply control air path end is used for driving a valve core of the paint supply valve to move so as to control the communication between the main flow passage and the paint supply end, and the backflow control gas circuit end is used for driving a valve core of the backflow valve to move so as to control the backflow input end to be communicated with the backflow output end.

Furthermore, the flow guide control assembly comprises a main flow passage cleaning pipeline and a main flow passage cleaning control valve arranged on the base body, the main flow passage cleaning control valve is provided with a main flow passage cleaning gas path control end and a cleaning liquid main flow passage input end, the main flow passage cleaning gas path control end is used for controlling a valve element of the main flow passage cleaning control valve to move so as to control the connection and disconnection of the cleaning liquid main flow passage input end and the main flow passage, and the main flow passage is communicated with the cleaning liquid main flow passage supply end through the main flow passage cleaning pipeline.

Furthermore, the control end of the main runner cleaning gas path is connected with a main runner cleaning gas pipe.

Furthermore, the main channel cleaning air channel control end, the cleaning liquid main channel input end, the coating supply control air channel end, the coating supply end, the backflow output end and the backflow control air channel end all protrude out of the seat body.

Further, the cleaning solution switching valve is located outside the seat.

Further, the coating supply control gas path end is connected with a coating air supply pipe, the coating supply end is connected with a coating supply pipe, the backflow output end is connected with a backflow pipe, and the backflow control gas path end is connected with a backflow air supply pipe.

Further, the pedestal is provided with speed hole and exhaust hole.

Furthermore, the seat body is provided with an electrostatic generator.

Furthermore, the base body is provided with an atomization hole communicated with the atomization channel, an air floatation hole communicated with the air floatation cavity, a forward rotation air hole used for driving the air floatation motor to rotate forward and a reverse rotation air hole used for driving the air floatation motor to rotate reversely.

Further, the pedestal is provided with antifouling hole, the spraying body is provided with the arc hole, the arc hole is located the top of revolving the outer liquid outlet that washs the runner of cup, antifouling hole and arc hole intercommunication.

The utility model has the beneficial effects that: in practical application, after a rotary cup sprayer carries out atomization spraying on a workpiece, a main runner and a rotary cup need to be cleaned; when the main flow channel needs to be cleaned, the cleaning liquid flows to the supply end of the main flow channel of the cleaning liquid through the cleaning liquid supply end, and the cleaning liquid in the supply end of the main flow channel of the cleaning liquid flows to the main flow channel through the flow guide control assembly, so that the cleaning liquid cleans the main flow channel; when the rotary cup needs to be cleaned, air pressure supplied by the air supply device enters the cleaning switching air path control end through the air pipe, the valve core of the air pressure control cleaning liquid switching valve moves to a position where the valve core blocks communication between the cleaning liquid supply end and the cleaning liquid main flow channel supply end, at the moment, the cleaning liquid supply end is communicated with the cleaning liquid rotary cup outer supply end, the cleaning liquid flows to the rotary cup outer cleaning flow channel through the cleaning liquid rotary cup outer supply end, and the rotary cup is cleaned through the cleaning liquid output by the rotary cup outer cleaning flow channel. At the beginning, the main flow channel is not communicated with the coating supply end, and the backflow input end is not communicated with the backflow output end; in practical application, when coating needs to be supplied to a main flow passage of a rotary cup sprayer, a gas supply device supplies gas into a coating supply valve through a coating supply control gas path end, a valve core of the coating supply valve is made to move, the main flow passage is communicated with the coating supply end, the coating flows to the main flow passage through the coating supply end, the coating output by the main flow passage flows to a spraying hole of a rotary cup to realize the supply of the coating, a gas suspension motor drives the rotary cup to rotate, the coating is sprayed on a workpiece through the spraying hole of the rotary cup, compressed gas is introduced into an atomizing passage through the gas supply device, and the compressed gas output by the atomizing passage atomizes the coating sprayed from the spraying hole to realize atomizing and spraying; when the coating needs to be refluxed, the valve core of the coating supply valve blocks the communication between the main flow channel and the coating supply end, the gas supply device supplies gas into the reflux valve through the reflux control gas path end, the valve core of the reflux valve moves, the reflux input end is communicated with the reflux output end, and the coating output by the coating supply end flows to the reflux output end through the coating supply valve and the reflux input end in sequence, so that the coating is refluxed. The rotary cup sprayer has a simple structure, can be used for switching and cleaning the main flow channel and the rotary cup of the rotary cup sprayer, is convenient to clean, good in quality and efficient, solves the problem that the main flow channel and the rotary cup are difficult to clean in the prior art, and is convenient to control the oil path of the rotary cup sprayer, so that the coating can be conveniently supplied and refluxed.

Drawings

FIG. 1 is a first cross-sectional view of the present invention.

FIG. 2 is a second cross-sectional view of the present invention.

FIG. 3 is a third cross-sectional view of the present invention.

Fig. 4 is a cross-sectional view four of the present invention.

Fig. 5 is a schematic perspective view of the present invention after hiding the corresponding pipes.

Description of reference numerals:

11. a cleaning liquid switching valve; 12. cleaning a switching gas circuit control end; 13. a cleaning liquid supply end; 14. a cleaning liquid main flow channel supply end; 15. a cleaning liquid rotating cup outer supply end; 16. cleaning the pipeline outside the rotary cup; 17. a current steering control component; 171. cleaning the pipeline by the main runner; 172. the main flow passage cleans the control valve; 18. cleaning a gas path control end of the main flow path; 19. an input end of a main flow channel of cleaning liquid; 20. the main runner cleans the air pipe; 2. a rotary cup sprayer; 21. cleaning the flow channel outside the rotary cup; 22. a main flow channel; 23. rotating the cup; 24. spraying the body; 25. an air flotation cavity; 26. an air suspension motor; 27. an atomizing channel; 28. spraying holes; 31. a paint supply valve; 32. a reflux valve; 33. a paint supply control gas path end; 34. a paint supply end; 35. a reflux input terminal; 36. a reflux output end; 37. a reflux control gas circuit end; 38. a paint gas supply pipe; 39. a coating supply pipe; 391. a return pipe; 392. a reflux gas supply pipe; 4. a speed measuring hole; 41. an exhaust hole; 42. an electrostatic generator; 43. an atomization orifice; 44. forward rotation air holes; 45. reversing the air holes; 46. air flotation holes; 47. anti-fouling holes; 48. an arc-shaped hole; 5. a base body.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention.

As shown in fig. 1 to 5, the aerosol sprayer provided by the present invention comprises a base 5, a cleaning liquid switching valve 11, a backflow valve 32, a paint supply valve 31 and a rotary cup sprayer 2, wherein the rotary cup sprayer 2 comprises a spraying body 24 connected with the bottom surface of the base 5, an aerosol chamber 25 arranged in the spraying body 24, an aerosol motor 26 arranged in the aerosol chamber 25 in a lifting manner, a rotary cup 23 rotatably arranged in the spraying body 24 and connected with the output end of the aerosol motor 26, a main flow passage 22 arranged in the spraying body 24, a rotary cup outer cleaning flow passage 21 arranged in the spraying body 24, and a plurality of aerosol passages 27 arranged in the spraying body 24 and surrounding the circumference of the rotary cup 23, wherein the rotary cup 23 is provided with a plurality of spraying holes 28 communicated with the main flow passage 22, the backflow valve 32 and the paint supply valve 31 are both arranged in the base 5, the cleaning liquid switching valve 11 is provided with a cleaning switching gas path control end 12, a cleaning liquid switching valve 11, a backflow valve 32, and a paint supply valve 31, A cleaning liquid supply end 13, a cleaning liquid main channel supply end 14 and a cleaning liquid cup external supply end 15, wherein the cleaning switching gas path control end 12 is used for controlling a valve core of the cleaning liquid switching valve 11 to block the communication between the cleaning liquid supply end 13 and the cleaning liquid main channel supply end 14 or the communication between the cleaning liquid supply end 13 and the cleaning liquid cup external supply end 15, the cleaning liquid supply end 13 and the cleaning liquid main channel supply end 14 are in a normally open state, the cleaning liquid supply end 13 and the cleaning liquid cup external supply end 15 are in a normally closed state, the cleaning liquid cup external supply end 15 is communicated with a cup external cleaning flow channel 21 of the cup sprayer 2 through a cup external cleaning pipe 16, the cleaning liquid main channel supply end 14 is communicated with a main flow channel 22 of the cup sprayer 2 through a flow guide control assembly 17, the flow guide assembly 17 is used for controlling whether the cleaning liquid main channel supply end 14 is communicated with the main flow channel 22 of the cup sprayer 2, the liquid outlet end of the cup outer cleaning flow passage 21 is aligned with the cup 23 of the cup sprayer 2, the paint supply valve 31 is provided with a paint supply control air path end 33 and a paint supply end 34, the return valve 32 is provided with a return input terminal 35, a return output terminal 36 and a return control gas line terminal 37, the return input 35 communicates with the paint supply 34 via the paint supply valve 31, the paint supply control gas line end 33 is used to drive the valve spool of the paint supply valve 31 to move to control the communication of the main flow passage 22 of the bell cup sprayer 2 with the paint supply 34, the return control line 37 is used to drive the spool of the return valve 32 to move to control the return input 35 to communicate with the return output 36, the paint supply control gas path end 33 and the backflow control gas path end 37 are both connected with a gas supply device, and the backflow input end 35 and the paint supply end 34 are in a normally open state.

In practical application, after the rotary cup sprayer 2 atomizes and sprays a workpiece, the main runner 22 and the rotary cup 23 need to be cleaned; when the main flow passage 22 needs to be cleaned, the cleaning liquid flows to the cleaning liquid main flow passage supply end 14 through the cleaning liquid supply end 13, and the cleaning liquid in the cleaning liquid main flow passage supply end 14 flows to the main flow passage 22 through the flow guide control assembly 17, so that the cleaning liquid cleans the main flow passage 22; when the cup 23 needs to be cleaned, the air pressure supplied by the air supply device enters the cleaning switching air path control end 12 through the air pipe, the valve core of the air pressure control cleaning solution switching valve 11 moves to block the communication between the cleaning solution supply end 13 and the cleaning solution main flow channel supply end 14, at this time, the communication between the cleaning solution supply end 13 and the cleaning solution cup outer supply end 15, the cleaning solution flows to the cup outer cleaning flow channel 21 through the cleaning solution cup outer supply end 15, and the cup 23 is cleaned through the cleaning solution output from the cup outer cleaning flow channel 21. At the beginning, the main flow passage 22 is not communicated with the coating material supply end 34, and the backflow input end 35 is not communicated with the backflow output end 36; in practical application, when paint needs to be supplied to the main flow passage 22 of the bell cup sprayer 2, the gas supply device supplies gas into the paint supply valve 31 through the paint supply control gas path end 33, so that the valve core of the paint supply valve 31 moves, so that the main flow passage 22 is communicated with the paint supply end 34, the paint flows to the main flow passage 22 through the paint supply end 34, the paint output by the main flow passage 22 flows to the spraying hole 28 of the bell cup 23 to realize the supply of the paint, the air suspension motor 26 drives the bell cup 23 to rotate, the spraying hole 28 of the rotating bell cup 23 sprays the paint on a workpiece, meanwhile, the gas supply device introduces compressed gas into the atomizing passage 27, and the compressed gas output by the atomizing passage 27 atomizes the paint sprayed from the spraying hole 28 to realize atomized spraying; when the paint needs to be returned, the valve core of the paint supply valve 31 blocks the communication between the main flow passage 22 and the paint supply end 34, the gas supply device supplies gas into the return valve 32 through the return control gas path end 37, so that the valve core of the return valve 32 moves, the return input end 35 is communicated with the return output end 36, and the paint output by the paint supply end 34 flows to the return output end 36 through the paint supply valve 31 and the return input end 35 in sequence, so that the paint is returned. The rotary cup sprayer has a simple structure, can switch and clean the main flow channel 22 and the rotary cup 23 of the rotary cup sprayer 2, is convenient to clean, has good quality and high efficiency, solves the problem that the main flow channel 22 and the rotary cup 23 are difficult to clean in the prior art, and is convenient to control the oil way of the rotary cup sprayer 2, so that the coating can be conveniently supplied and refluxed.

In this embodiment, the flow guide control assembly 17 includes a main flow passage cleaning pipe 171 and a main flow passage cleaning control valve 172 disposed on the base 5, the main flow passage cleaning control valve 172 is provided with a main flow passage cleaning gas path control end 18 and a cleaning liquid main flow passage input end 19, the main flow passage cleaning gas path control end 18 is used for controlling the valve core of the main flow passage cleaning control valve 172 to move so as to control the on/off of the cleaning liquid main flow passage input end 19 and the main flow passage 22, the main flow passage 22 is communicated with the cleaning liquid main flow passage supply end 14 through the main flow passage cleaning pipe 171, the main flow passage cleaning gas path control end 18 is connected with a main flow passage cleaning gas pipe 20, and the air supply device is communicated with the main flow passage cleaning gas path control end 18 through the main flow passage cleaning gas pipe 20.

When the main channel 22 needs to be cleaned, the valve core of the main channel cleaning control valve 172 blocks the liquid inlet of the main channel 22, so that the main channel 22 is not communicated with the cleaning liquid main channel input end 19, and at the moment, the main channel 22 is used for allowing the coating to flow; when the main runner 22 needs to be cleaned, the air supply device supplies air pressure to the main runner cleaning air path control end 18 through the main runner cleaning air pipe 20, the valve core of the main runner cleaning control valve 172 is driven by the air pressure in the main runner cleaning air path control end 18 to move away from the liquid inlet of the main runner 22, so that the main runner 22 is communicated with the cleaning liquid main runner input end 19, the cleaning liquid output by the cleaning liquid main runner supply end 14 flows to the main runner 22 through the main runner cleaning pipeline 171 and the cleaning liquid main runner input end 19, and the main runner 22 is cleaned.

In this embodiment, the main channel cleaning air channel control end 18, the cleaning liquid main channel input end 19, the coating supply control air channel end 33, the coating supply end 34, the backflow output end 36 and the backflow control air channel end 37 all protrude out of the base 5, so as to facilitate connection of the pipelines; the paint supply control gas path end 33 is connected with a paint gas supply pipe 38, and a gas supply device supplies gas to the paint supply control gas path end 33 through the paint gas supply pipe 38, so that the connection between the gas supply device and the paint supply control gas path end 33 is facilitated; a paint supply pipe 39 is connected to the paint supply end 34; the paint supply device supplies paint to the paint feed end 34 via the paint supply tube 39, facilitating connection of the paint supply device to the paint feed end 34; the reflux output end 36 is connected with a reflux pipe 391, and the coating output by the reflux output end 36 is output through the reflux pipe 391 so as to be convenient for recovering and storing the coating; a reflux gas supply pipe 392 is connected to the reflux control gas path end 37; the gas supply apparatus supplies gas to the return flow control gas line end 37 via the return flow gas supply pipe 392, facilitating connection of the gas supply apparatus to the return flow control gas line end 37.

In this embodiment, the cleaning liquid switching valve 11 is located outside the base 5, so that the cleaning liquid switching valve 11 is convenient to maintain and disassemble.

In this embodiment, the base body 5 is provided with a speed measuring hole 4 and an exhaust hole 41, the speed measuring hole 4 is used for measuring the speed of the gas flow in the rotary cup sprayer 2, and the exhaust hole 41 is used for discharging the waste gas in the rotary cup sprayer 2.

In this embodiment, the base 5 is provided with the electrostatic generator 42, and the electrostatic generator 42 is used for providing the electrostatic needed by the rotary cup sprayer 2 during spraying, so as to realize electrostatic atomization spraying, which is beneficial to improving the spraying quality.

In this embodiment, the seat body 5 is provided with an atomization hole 43 communicated with the atomization channel 27, the atomization hole 43 is used for introducing gas into the atomization channel 27 of the rotary cup sprayer 2, and the gas atomizes the coating sprayed from the spraying hole 28 of the rotary cup 23, so as to realize atomization spraying.

In this embodiment, the seat body 5 is provided with an air floating hole 46 communicated with the air floating cavity 25, a forward rotation air hole 44 for driving the air floating motor 26 to rotate forward, and a reverse rotation air hole 45 for driving the air floating motor 26 to rotate reversely; firstly, the air supply device leads air into the air flotation cavity 25 of the rotary cup sprayer 2 through the air flotation hole 46, the air suspends the air suspension motor 26, and then when positive air flow is supplied into the rotary cup sprayer 2 through the positive air hole 44, the positive air flow drives the air suspension motor 26 in the rotary cup sprayer 2 to rotate positively; when a reverse airflow is supplied into the bell cup sprayer 2 through the reverse air hole 45, the reverse airflow drives the air levitation motor 26 in the bell cup sprayer 2 to rotate in the reverse direction, so that the air levitation motor 26 in the bell cup sprayer 2 can rotate in the forward direction or the reverse direction according to actual requirements.

In this embodiment, the seat body 5 is provided with an anti-fouling hole 47, the spraying body 24 is provided with an arc-shaped hole 48, the arc-shaped hole 48 is located above the liquid outlet of the rotating cup outer cleaning flow passage 21, and the anti-fouling hole 47 is communicated with the arc-shaped hole 48. When the cleaning liquid sprayed on the cup outer cleaning flow passage 21 cleans the cup 23, in order to avoid the cleaning liquid from flowing back to the polluted gas suspension motor 26, the gas supply device introduces compressed gas into the antifouling hole 47, the compressed gas is blown out through the arc-shaped hole 48, and the blown compressed gas acts on the cleaning liquid, so that the cleaning liquid can only flow out of the cup 23 downwards.

All the technical features in the embodiment can be freely combined according to actual needs.

The above embodiments are preferred implementations of the present invention, and the present invention can be implemented in other ways without departing from the spirit of the present invention.

Claims

1. An air suspension atomizing sprayer is characterized in that: the rotary cup sprayer comprises a spraying body connected with the bottom surface of the base body, an air floating cavity arranged in the spraying body, an air suspension motor arranged in the air floating cavity in a lifting mode, a rotary cup rotatably arranged in the spraying body and connected with the output end of the air suspension motor, a main flow channel arranged in the spraying body, a rotary cup outer cleaning flow channel arranged in the spraying body and a plurality of atomizing channels arranged in the spraying body and surrounding the periphery of the rotary cup, wherein the rotary cup is provided with a plurality of spraying holes communicated with the main flow channel, the return valve and the coating supply valve are both arranged in the base body, the cleaning liquid switching valve is provided with a cleaning switching air circuit control end, a cleaning liquid supply end, a cleaning liquid main flow channel supply end and a cleaning liquid rotary cup outer supply end, and the cleaning switching air circuit control end is used for controlling a valve core of the cleaning liquid switching valve to block the communication between the cleaning liquid supply end and the cleaning liquid supply end or the main flow channel supply end The cleaning liquid supply end is blocked from being communicated with the outer supply end of the cleaning liquid rotating cup, the cleaning liquid supply end and the supply end of the cleaning liquid main flow passage are in a normal open state, the outer supply end of the cleaning liquid rotating cup is communicated with the outer cleaning flow channel of the rotating cup through an outer cleaning pipeline of the rotating cup, the supply end of the main flow passage of the cleaning liquid is communicated with the main flow passage through a flow guide control assembly, the coating material supply valve is provided with a coating material supply control air path end and a coating material supply end, the reflux valve is provided with a reflux input end, a reflux output end and a reflux control gas circuit end, the reflux input end is communicated with the paint supply end through the paint supply valve, the paint supply control air path end is used for driving a valve core of the paint supply valve to move so as to control the communication between the main flow passage and the paint supply end, and the backflow control gas circuit end is used for driving a valve core of the backflow valve to move so as to control the backflow input end to be communicated with the backflow output end.

2. An aerosol spray applicator according to claim 1, wherein: the flow guide control assembly comprises a main flow passage cleaning pipeline and a main flow passage cleaning control valve arranged on the base body, the main flow passage cleaning control valve is provided with a main flow passage cleaning gas path control end and a cleaning liquid main flow passage input end, the main flow passage cleaning gas path control end is used for controlling a valve element of the main flow passage cleaning control valve to move so as to control the connection and disconnection of the cleaning liquid main flow passage input end and the main flow passage, and the main flow passage is communicated with the cleaning liquid main flow passage supply end through the main flow passage cleaning pipeline.

3. An aerosol spray applicator according to claim 2, wherein: the control end of the main runner cleaning gas circuit is connected with a main runner cleaning gas pipe.

4. An aerosol spray applicator according to claim 2, wherein: the main flow passage cleaning air passage control end, the cleaning liquid main flow passage input end, the coating supply control air passage end, the coating supply end, the backflow output end and the backflow control air passage end all extend out of the seat body in a protruding mode.

5. An aerosol spray applicator according to claim 1, wherein: the cleaning solution switching valve is positioned outside the seat body.

6. An aerosol spray applicator according to claim 1, wherein: the coating supply control gas circuit end is connected with a coating air supply pipe, the coating supply end is connected with a coating supply pipe, the backflow output end is connected with a backflow pipe, and the backflow control gas circuit end is connected with a backflow air supply pipe.

7. An aerosol spray applicator according to claim 1, wherein: the base body is provided with a speed measuring hole and an exhaust hole.

8. An aerosol spray applicator according to claim 1, wherein: the base is provided with an electrostatic generator.

9. An aerosol spray applicator according to claim 1, wherein: the base body is provided with an atomization hole communicated with the atomization channel, an air floatation hole communicated with the air floatation cavity, a forward rotation air hole used for driving the air floatation motor to rotate forward and a reverse rotation air hole used for driving the air floatation motor to rotate reversely.

10. An aerosol spray applicator according to claim 1, wherein: the pedestal is provided with antifouling hole, the spraying body is provided with the arc hole, the arc hole is located the top of revolving the outer liquid outlet that washs the runner of cup, antifouling hole and arc hole intercommunication.