阅读说明：本技术 洗涤系统、其控制方法、存储介质、处理器和移动载体 (Washing system, control method thereof, storage medium, processor and mobile carrier ) 是由 梁昌水 卢吉国 王福宏 范明果 李彤 张忠峰 李秀山 于 2020-03-31 设计创作，主要内容包括：本申请提供了一种洗涤系统、其控制方法、存储介质、处理器、电子控制单元和移动载体,该洗涤系统包括：喷嘴装置,包括喷嘴；储液装置,与喷嘴连通,储液装置用于储存清洗液；空气压缩装置,与储液装置可切断地连通,空气压缩装置包括空气压缩机,空气压缩机在工作过程中产生废气,在空气压缩装置与储液装置连通的情况下,废气将储液装置中的清洗液压入喷嘴中。该洗涤系统中,将废气作为喷射清洗液的动力源,实现了气动喷射,避免了电动机经常不工作导致喷嘴不能正常喷水的问题,提高了洗涤系统的可靠性。(The present application provides a washing system, a control method thereof, a storage medium, a processor, an electronic control unit, and a mobile carrier, the washing system including: a nozzle device comprising a nozzle; the liquid storage device is communicated with the nozzle and is used for storing cleaning liquid; the air compression device is communicated with the liquid storage device in a cutting-off mode and comprises an air compressor, waste gas is generated by the air compressor in the working process, and under the condition that the air compression device is communicated with the liquid storage device, the waste gas presses cleaning liquid in the liquid storage device into the nozzle. In the washing system, waste gas is used as a power source for spraying cleaning liquid, pneumatic spraying is realized, the problem that the nozzle cannot spray water normally due to frequent non-work of the motor is avoided, and the reliability of the washing system is improved.)

1. A washing system, comprising:

a nozzle device comprising a nozzle;

the liquid storage device is communicated with the nozzle and is used for storing cleaning liquid;

and the air compression device is communicated with the liquid storage device in a cutting-off manner and comprises an air compressor, the air compressor generates waste gas in the working process, and under the condition that the air compression device is communicated with the liquid storage device, the waste gas presses the cleaning liquid in the liquid storage device into the nozzle.

2. The washing system as recited in claim 1 wherein the reservoir comprises:

a liquid storage device;

one end of the liquid storage cavity is communicated with the liquid storage equipment, and the other end of the liquid storage cavity is communicated with the nozzle;

the blocking piece is positioned in the liquid storage cavity and divides the liquid storage cavity into a first cavity and a second cavity, and the first cavity is communicated with the liquid storage equipment;

the first elastic piece is positioned in the second cavity and connected with the blocking piece.

3. The washing system of claim 2, wherein the reservoir further comprises:

the one-way valve is positioned in the liquid storage cavity and a pipeline communicated with the liquid storage device, and the cleaning liquid flows in one direction from the liquid storage device to the liquid storage cavity under the condition that the one-way valve is in an open state.

4. The washing system as claimed in claim 2 wherein the blocking member is a piston and the first resilient member is a first spring.

5. The washing system as recited in claim 1 wherein said air compression device comprises:

a dryer in communication with the air compressor;

and one end of the gas storage device is communicated with the dryer, and the other end of the gas storage device is communicated with the liquid storage device in a cutting mode.

6. A washing system according to any of claims 1 to 5, wherein the nozzle arrangement comprises:

a third chamber in severable communication with the air compression device, the third chamber having an opening;

a first moving member passing through the opening and partially located in the third cavity;

the nozzle is arranged on the second moving piece, and the first moving piece moves to drive the second moving piece to move.

7. The washing system of claim 6, further comprising:

and the position sensor is positioned in the third cavity and arranged on the side wall with the opening, and is used for detecting the position of part of the first moving part arranged in the third cavity.

8. The washing system as recited in claim 6 wherein the nozzle arrangement further comprises:

a fixing member;

and the second elastic piece is positioned at the other end of the first moving piece and connected with the fixed piece.

9. The washing system as claimed in claim 8, wherein the first moving member is a push rod having a rack on a surface thereof, the second moving member is a gear adapted to the rack, the movement of the push rod drives the gear to rotate, and the second elastic member is a second spring.

10. The washing system of claim 6, further comprising:

the first control valve is positioned on a first pipeline, and the first pipeline is a pipeline between the air compression device and the liquid storage device;

and the second control valve is positioned on a second pipeline, and the second pipeline is a pipeline between the air compression device and the third cavity.

11. The washing system of claim 10, further comprising a three-way valve including the first control valve and the second control valve.

12. The washing system as recited in claim 10 wherein the washing system comprises:

the first pressure relief valve is positioned on a first branch, the first pipeline and the second pipeline are provided with a common branch, and the part of the first pipeline except the common branch is the first branch;

and the second pressure relief valve is positioned on a second branch, and the part of the second pipeline except the common branch is the second branch.

13. The washing system of claim 12, further comprising:

and the electronic control unit is in communication connection with the first control valve, the second control valve, the first pressure release valve and the second pressure release valve respectively, and is used for controlling the states of the first control valve, the second control valve, the first pressure release valve and the second pressure release valve.

14. A control method of a washing system according to any of claims 1 to 13, characterized by comprising:

receiving an opening signal, wherein the opening signal is used for controlling the starting of a washing function of a washing system;

and controlling an air compression device to be communicated with a liquid storage device, wherein waste gas in the air compression device enters the liquid storage device, so that cleaning liquid in the liquid storage device flows into a nozzle of a nozzle device.

15. The control method of claim 14, wherein the nozzle device includes a third chamber, a first moving member, and a second moving member, wherein the third chamber is in cut-off communication with the air compressing device, the third chamber has an opening, the first moving member passes through the opening and is partially located in the third chamber, the nozzle is disposed on the second moving member, and movement of the first moving member moves the second moving member,

after receiving the open signal, the method further comprises:

and controlling the air compression device to be communicated with the third cavity, wherein waste gas in the air compression device enters the third cavity, and the waste gas pushes the first moving part to move.

16. The control method of claim 15, wherein the first conduit is a conduit between the air compression device and the reservoir, the second conduit is a conduit between the air compression device and the third chamber, the scrubbing system further comprises a first control valve and a second control valve, the first control valve is located on the first conduit, the second control valve is located on the second conduit,

control air compressor unit and stock solution device intercommunication includes:

controlling the first control valve to open;

controlling the air compression device to communicate with the third cavity, comprising:

controlling the second control valve to open.

17. The control method according to claim 16,

receiving an open signal, comprising:

receiving a first opening signal and/or receiving a second opening signal,

controlling the first control valve to open, comprising:

under the condition of receiving the first opening signal, controlling the first control valve to be opened and the opening degree to be a first opening degree;

controlling the first control valve to be opened by a second opening degree upon receiving the second opening signal, the first opening degree being different from the second opening degree,

controlling the second control valve to open, comprising:

under the condition of receiving the first opening signal, controlling the second control valve to be opened and the opening degree to be a third opening degree;

and under the condition of receiving the second opening signal, controlling the second control valve to be opened and controlling the opening degree to be a fourth opening degree, wherein the third opening degree is different from the fourth opening degree.

18. The control method according to claim 16, wherein the washing system further includes a second relief valve, the second relief valve being located on a second branch, the first line and the second line having a common branch, a portion of the second line other than the common branch being the second branch, the method further comprising:

acquiring the position of a preset end of the first moving part, wherein the preset end is one end of the first moving part, which is positioned in the third cavity;

and controlling the second pressure relief valve to open under the condition that the preset end is positioned at the opening according to the position of the preset end.

19. The control method according to claim 16, wherein the washing system includes a first relief valve and a second relief valve, the first relief valve being located on a first branch, the first line and the second line having a common branch, a portion of the first line other than the common branch being the first branch, the second relief valve being located on a second branch, a portion of the second line other than the common branch being the second branch, the method further comprising:

receiving a shutdown signal for controlling shutdown of a washing function of the washing system;

controlling the first control valve and the second control valve to close;

and controlling the first pressure relief valve and the second pressure relief valve to be opened.

20. A storage medium characterized by comprising a stored program, wherein the program executes the control method of the washing system according to any one of claims 14 to 19.

21. A processor, characterized in that it is configured to run a program, wherein the program when running performs the control method of a washing system according to any one of claims 14 to 19.

22. An electronic control unit, comprising: one or more processors, memory, and one or more programs stored in the memory and configured to be executed by the one or more processors, the one or more programs comprising control instructions for performing the washing system of any of claims 14-19.

23. A mobile carrier comprising a windscreen and a washing system, wherein the washing system is as claimed in any one of claims 1 to 13.

Technical Field

The present application relates to the field of automobiles, and more particularly, to a washing system, a control method thereof, a storage medium, a processor, an electronic control unit, and a mobile carrier.

Background

At present, an electric washer is generally applied to a front windshield of a commercial vehicle, the washer is generally provided with a lower part of a liquid storage tank, a permanent magnet type small motor is used for driving a small water pump to supply glass water to nozzles through a water pipe, the two nozzles are fixed on a decorative plate below a front windshield of the vehicle, and the nozzles spray the glass water onto the windshield.

In the use process of a vehicle, the motor does not work frequently, a water pump fails, and water cannot be sprayed normally, and in addition, the spraying angle and the spraying pressure of a nozzle cannot be adjusted, so that partial areas of a front windshield cannot be cleaned up.

The above information disclosed in this background section is only for enhancement of understanding of the background of the technology described herein and, therefore, certain information may be included in the background that does not form the prior art that is already known in this country to a person of ordinary skill in the art.

Disclosure of Invention

The present application is directed to a washing system, a control method thereof, a storage medium, a processor, an electronic control unit, and a mobile carrier, so as to solve a problem that a nozzle cannot spray water normally due to frequent non-operation of a motor in a washing system in the related art.

In order to achieve the above object, according to one aspect of the present application, there is provided a washing system including: a nozzle device comprising a nozzle; the liquid storage device is communicated with the nozzle and is used for storing cleaning liquid; and the air compression device is communicated with the liquid storage device in a cutting-off manner and comprises an air compressor, the air compressor generates waste gas in the working process, and under the condition that the air compression device is communicated with the liquid storage device, the waste gas presses the cleaning liquid in the liquid storage device into the nozzle.

Further, the liquid storage device comprises: a liquid storage device; one end of the liquid storage cavity is communicated with the liquid storage equipment, and the other end of the liquid storage cavity is communicated with the nozzle; the blocking piece is positioned in the liquid storage cavity and divides the liquid storage cavity into a first cavity and a second cavity, and the first cavity is communicated with the liquid storage equipment; the first elastic piece is positioned in the second cavity and connected with the blocking piece.

Further, the liquid storage device further comprises: the one-way valve is positioned in the liquid storage cavity and a pipeline communicated with the liquid storage device, and the cleaning liquid flows in one direction from the liquid storage device to the liquid storage cavity under the condition that the one-way valve is in an open state.

Further, the blocking piece is a piston, and the first elastic piece is a first spring.

Further, the air compressing apparatus includes: a dryer in communication with the air compressor; and one end of the gas storage device is communicated with the dryer, and the other end of the gas storage device is communicated with the liquid storage device in a cutting mode.

Further, the nozzle device includes: a third chamber in severable communication with the air compression device, the third chamber having an opening; a first moving member passing through the opening and partially located in the third cavity; the nozzle is arranged on the second moving piece, and the first moving piece moves to drive the second moving piece to move.

Further, the washing system further comprises: and the position sensor is positioned in the third cavity and arranged on the side wall with the opening, and is used for detecting the position of part of the first moving part arranged in the third cavity.

Further, the nozzle device further includes: a fixing member; and the second elastic piece is positioned at the other end of the first moving piece and connected with the fixed piece.

Further, the first moving part is a push rod with a rack arranged on the surface, the second moving part is a gear matched with the rack, the push rod moves to drive the gear to rotate, and the second elastic part is a second spring.

Further, the washing system further comprises: the first control valve is positioned on a first pipeline, and the first pipeline is a pipeline between the air compression device and the liquid storage device; and the second control valve is positioned on a second pipeline, and the second pipeline is a pipeline between the air compression device and the third cavity.

Further, the washing system further includes a three-way valve including the first control valve and the second control valve.

Further, the washing system includes: the first pressure relief valve is positioned on a first branch, the first pipeline and the second pipeline are provided with a common branch, and the part of the first pipeline except the common branch is the first branch; and the second pressure relief valve is positioned on a second branch, and the part of the second pipeline except the common branch is the second branch.

Further, the washing system further comprises: and the electronic control unit is in communication connection with the first control valve, the second control valve, the first pressure release valve and the second pressure release valve respectively, and is used for controlling the states of the first control valve, the second control valve, the first pressure release valve and the second pressure release valve.

According to still another aspect of the present application, there is provided a control method of a washing system, including: receiving an opening signal, wherein the opening signal is used for controlling the starting of a washing function of a washing system; and controlling an air compression device to be communicated with a liquid storage device, wherein waste gas in the air compression device enters the liquid storage device, so that cleaning liquid in the liquid storage device flows into a nozzle of a nozzle device.

Further, the nozzle device includes a third cavity, a first moving member and a second moving member, wherein the third cavity is in cut-off communication with the air compressing device, the third cavity has an opening, the first moving member passes through the opening and is partially located in the third cavity, the nozzle is disposed on the second moving member, the movement of the first moving member drives the second moving member to move, and after receiving the opening signal, the method further includes: and controlling the air compression device to be communicated with the third cavity, wherein waste gas in the air compression device enters the third cavity, and the waste gas pushes the first moving part to move.

Further, a first pipeline is a pipeline between the air compression device and the liquid storage device, a second pipeline is a pipeline between the air compression device and the third cavity, the washing system further comprises a first control valve and a second control valve, the first control valve is located on the first pipeline, the second control valve is located on the second pipeline, and the air compression device is controlled to be communicated with the liquid storage device, and the washing system comprises: controlling the first control valve to open; controlling the air compression device to communicate with the third cavity, comprising: controlling the second control valve to open.

Further, receiving an open signal, comprising: receiving a first opening signal and/or receiving a second opening signal, controlling the first control valve to open, comprising: under the condition of receiving the first opening signal, controlling the first control valve to be opened and the opening degree to be a first opening degree; when the second opening signal is received, the first control valve is controlled to be opened, the opening degree of the first control valve is controlled to be a second opening degree, the first opening degree is different from the second opening degree, and the second control valve is controlled to be opened, including: under the condition of receiving the first opening signal, controlling the second control valve to be opened and the opening degree to be a third opening degree; and under the condition of receiving the second opening signal, controlling the second control valve to be opened and controlling the opening degree to be a fourth opening degree, wherein the third opening degree is different from the fourth opening degree.

Further, the washing system further includes a second pressure relief valve, the second pressure relief valve is located on a second branch, the first pipeline and the second pipeline have a common branch, and a portion of the second pipeline other than the common branch is the second branch, and the method further includes: acquiring the position of a preset end of the first moving part, wherein the preset end is one end of the first moving part, which is positioned in the third cavity; and controlling the second pressure relief valve to open under the condition that the preset end is positioned at the opening according to the position of the preset end.

Further, the washing system includes a first pressure relief valve and a second pressure relief valve, the first pressure relief valve is located on a first branch, the first pipeline and the second pipeline have a common branch, a portion of the first pipeline except the common branch is the first branch, the second pressure relief valve is located on a second branch, a portion of the second pipeline except the common branch is the second branch, and the method further includes: receiving a shutdown signal for controlling shutdown of a washing function of the washing system; controlling the first control valve and the second control valve to close; and controlling the first pressure relief valve and the second pressure relief valve to be opened.

According to still another aspect of the present application, there is provided a storage medium including a stored program, wherein the program performs any one of the control methods of the washing system.

According to yet another aspect of the present application, there is provided a processor for executing a program, wherein the program executes any one of the control methods of the washing system.

According to still another aspect of the present application, there is provided an electronic control unit including: one or more processors, memory, and one or more programs, wherein the one or more programs are stored in the memory and configured to be executed by the one or more processors, the one or more programs comprising control methods for performing any of the washing systems.

According to yet another aspect of the present application, there is provided a mobile carrier comprising a windshield and a washing system, the washing system being any one of the washing systems.

Use the technical scheme of this application, among the above-mentioned washing system, because stock solution device and nozzle intercommunication, air compression device and stock solution device can cut off ground intercommunication, and air compressor produces waste gas in the course of the work, then under the condition of air compression device and above-mentioned stock solution device intercommunication, waste gas impresses the washing liquid in the stock solution device in the nozzle, be about to waste gas as the power supply of spraying the washing liquid, pneumatic injection has been realized, the problem that the motor often out of work leads to the nozzle can not normally spray water has been avoided, washing system's reliability has been improved.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application. In the drawings:

FIG. 1 shows a schematic structural diagram of a washing system according to an embodiment of the present application;

FIG. 2 shows a flow chart of a control method of a washing system according to an embodiment of the present application; and

fig. 3 shows a schematic diagram of a control arrangement of a washing system according to an embodiment of the present application.

Wherein the figures include the following reference numerals:

01. a first pipeline; 02. a second pipeline; 10. a nozzle device; 11. a nozzle; 12. a third cavity; 13. a first moving member; 131. a rack; 14. a second moving member; 15. a position sensor; 16. a fixing member; 17. a second elastic member; 20. a liquid storage device; 21. a liquid storage device; 22. a liquid storage cavity; 221. a first cavity; 222. a second cavity; 23. a barrier; 24. a first elastic member; 25. a one-way valve; 26. a pressure sensor; 30. an air compression device; 31. an air compressor; 32. a dryer; 33. a gas storage device; 40. a three-way valve; 50. a first pressure relief valve; 60. a second pressure relief valve; 70. an electronic control unit; 80. and (4) switching.

Detailed Description

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

It will be understood that when an element such as a layer, film, region, or substrate is referred to as being "on" another element, it can be directly on the other element or intervening elements may also be present. Also, in the specification and claims, when an element is described as being "connected" to another element, the element may be "directly connected" to the other element or "connected" to the other element through a third element.

As mentioned in the background of the invention, in order to solve the above-mentioned technical problems, in the related art washing system in which the motor is frequently not operated to cause the nozzle not to spray water normally, in an exemplary embodiment of the present application, there are provided a washing system, a control method thereof, a storage medium, a processor, an electronic control unit, and a moving carrier.

In an exemplary embodiment of the present application, there is provided a washing system, as shown in fig. 1, including:

a nozzle device 10 comprising a nozzle 11;

a liquid storage device 20, which is communicated with the nozzle 11, wherein the liquid storage device 20 is used for storing the cleaning liquid;

an air compressor 30 in disconnectable communication with the reservoir 20, the air compressor 30 comprising an air compressor 31, the air compressor 31 generating an exhaust gas during operation, the exhaust gas forcing the cleaning fluid in the reservoir 20 into the nozzle 11 when the air compressor 30 is in communication with the reservoir 20.

Among the above-mentioned washing system, because stock solution device and nozzle intercommunication, air compression device and stock solution device can cut off ground intercommunication, and air compressor produces waste gas in the course of the work, then under the condition of air compression device with above-mentioned stock solution device intercommunication, waste gas impresses the washing liquid in the stock solution device into the nozzle, be about to waste gas as the power supply of spraying the washing liquid, realized pneumatic injection, avoided the motor often out of work to lead to the problem that the nozzle can not normally spray water, improved washing system's reliability.

It should be noted that, during the normal operation of the air compressor, there are two states: the first is an inflation state that the air compressor is continuously inflated with air, and the second is an unloading state of the air compressor; that is, the air compressor is unloaded after being filled with air, and the air produced by the idling of the air compressor is discharged into the atmosphere, i.e., the "waste gas" is the waste of the air.

In one embodiment of the present application, as shown in fig. 1, the liquid storage device 20 includes a liquid storage device 21, a liquid storage cavity 22, a blocking member 23, and a first elastic member 24, wherein one end of the liquid storage cavity 22 is communicated with the liquid storage device 21, and the other end is communicated with the nozzle 11; a movable barrier 23 located in the liquid storage chamber 22 and dividing the liquid storage chamber 22 into a first chamber 221 and a second chamber 222, wherein the first chamber 221 is communicated with the liquid storage device 21; the first elastic member 24 is located in the second cavity 222 and connected to the blocking member 23. In this way, by pushing the blocking member 23 to move in the reservoir, the blocking member 23 pushes the cleaning liquid in the reservoir 22 to the pipe (which may be a hose) between the nozzle 11 and the reservoir 22 and finally to the nozzle 11 when moving to the right (seen in the direction facing the screen).

Specifically, since one end of the reservoir 22 is connected to the reservoir 21 and the other end is connected to the nozzle 11, that is, one end of the first cavity 221 is connected to the reservoir 21, and the other end is connected to the nozzle 11, that is, the first cavity 221 contains the cleaning liquid, the second cavity 222 is connected to the air compressing device 30 in a cutting manner, during the pneumatic injection process, when the second cavity 222 is connected to the air compressing device 30, the exhaust gas is introduced into the second cavity 222, so that the air pressure in the second cavity 222 rises, the blocking member 23 is pushed to move and stretch the first elastic member 24, the first cavity 221 is squeezed, so that the cleaning liquid in the first cavity 221 is ejected through the nozzle, and when the second cavity 222 is disconnected from the air compressing device 30, the first elastic member 24 rebounds to drive the blocking member 23, so that a vacuum is formed in the first cavity 221, so that the cleaning liquid enters the first cavity 221 from the reservoir 21, the continuous pneumatic injection is realized by the circulation.

As shown in fig. 1, the liquid storage device 21 includes a cover and a main body, and the cover is covered on the main body.

In an embodiment of the present application, as shown in fig. 1, the liquid storage device further includes a check valve 25, the check valve 25 is located in a pipeline connecting the liquid storage chamber 22 and the liquid storage device 21, and when the check valve 25 is in an open state, the cleaning liquid flows from the liquid storage device 21 to the liquid storage chamber 22 in a single direction. Specifically, check valve 25 can guarantee to control the one-way flow of washing liquid from stock solution equipment 21 to stock solution chamber 22, avoids when barrier 23 extrudes first cavity 221, results in the washing liquid to flow back to stock solution equipment 21 to guarantee that injection pressure is not weakened, the energy saving. And, in the actual application process, this check valve is in the open state all the time. As shown in FIG. 1, a pressure sensor 26 is also disposed on the sidewall of reservoir chamber 22 for sensing the pressure within the reservoir chamber.

In one embodiment of the present application, as shown in fig. 1, the blocking member 23 is a piston, and the first elastic member 24 is a first spring. Specifically, under the action of waste gas, the piston and the first spring are matched to realize reciprocating motion of the piston, so that the first cavity is extruded or vacuumized, and continuous pneumatic injection is realized. Of course, the blocking member and the first elastic member are not limited thereto, and those skilled in the art can select an appropriate blocking member and first elastic member according to actual situations.

In one embodiment of the present application, as shown in fig. 1, the air compressing device includes a dryer 32 and an air storage device 33, wherein the dryer 32 is in communication with the air compressor; one end of the gas storage device 33 is connected to the dryer, and the other end is connected to the liquid storage device in a disconnectable manner. Specifically, the exhaust gas generated during the operation of the air compressor 31 is dried and cleaned by the dryer 32, and then is introduced into the gas storage device 33 for storage, so as to be used during the operation of the washing system.

In one embodiment of the present application, as shown in fig. 1, the nozzle device 10 includes a third chamber 12, a first moving member 13, and a second moving member 14, wherein the third chamber 12 is in cutoff communication with the air compressing device 30, and the third chamber 12 has an opening; the first moving part 13 passes through the opening and is partially positioned in the third cavity 12; second moving part 14 the nozzle 11 is arranged on the second moving part 14, and the movement of the first moving part 13 drives the second moving part 14 to move. Specifically, because the third cavity 12 communicates with the air compressing device 30 in a cuttable manner, under the condition that the third cavity 12 communicates with the air compressing device 30, exhaust gas is introduced into the third cavity, the first moving member 13 is pushed to move towards the opening direction, the second moving member 14 is driven to move, the spraying position and/or the spraying direction of the nozzle 11 on the second moving member 14 are/is changed, and therefore the windshield can be cleaned in multiple directions, the windshield can be cleaned more cleanly, and the problem that partial areas of the windshield cannot be cleaned cleanly due to the fact that the spraying angle of the nozzle cannot be adjusted in the prior art is solved.

In one embodiment of the present application, as shown in fig. 1, the washing system further includes a position sensor 15, the position sensor 15 is located in the third cavity 12 and is disposed on a side wall having the opening, and the position sensor 15 is configured to detect a position of a portion of the first moving member 13 disposed in the third cavity 12. Specifically, the position of the first moving member 13 is detected by the position sensor 15, so that the position thereof can be adjusted, thereby achieving adjustment of the ejection position and/or the ejection direction of the nozzle 11.

In one embodiment of the present application, as shown in fig. 1, the nozzle device 10 further includes a fixed member 16 and a second elastic member 17, wherein the second elastic member 17 is connected to the fixed member 16 at the other end of the first moving member 13. Specifically, under the action of the exhaust gas, the second elastic element 17 and the first moving element 13 are matched to perform reciprocating motion, so that the spraying position and/or the spraying direction of the nozzle 11 are/is adjusted in a two-way mode, and the cleaning effect is improved. The securing member 16 may be secured in any suitable position on the moving carrier. In fig. 1, the dashed lines for connection each indicate a signal line.

In a preferred embodiment of the present application, as shown in fig. 1, the first moving member 13 is a push rod having a rack 131 on a surface thereof, the second moving member 14 is a gear adapted to the rack 131, the movement of the push rod drives the rotation of the gear, and the second elastic member 17 is a second spring. Specifically, the movement of the push rod drives the gear to rotate, the nozzle is driven to rotate clockwise or anticlockwise, the spraying direction of the nozzle can be adjusted, the coverage surface of the spraying cleaning liquid is increased, and the cleaning effect is improved.

In one embodiment of the present application, as shown in fig. 1, the washing system further includes a first control valve and a second control valve, wherein the first control valve is located on a first pipeline 01, and the second pipeline 02 is a pipeline between the air compressing device 30 and the liquid storing device 20; the second control valve is located on a second pipeline 02, and the second pipeline 02 is a pipeline between the air compression device 30 and the third chamber 12. Specifically, the first control valve is located on a pipeline between the air compressing device 30 and the liquid storage device 20, that is, the air compressing device 30 and the liquid storage device 20 are in cut-off communication, so that the on-off state between the air compressing device 30 and the liquid storage device 20 can be controlled through the first control valve, the on-off state between the air compressing device 30 and the third cavity 12 can be controlled through the second control valve, and the on-off state between the air compressing device 30 and the third cavity 12 can be controlled through the second control valve, so that the washing system can be opened and closed through controlling the first control valve and the second control valve.

It should be noted that, a person skilled in the art may select an appropriate first control valve and an appropriate second control valve according to actual situations, so as to achieve effective control of on/off of the first pipeline 01 and the second pipeline 02.

In a preferred embodiment of the present application, as shown in fig. 1, the washing system further includes a three-way valve 40, and the three-way valve 40 includes the first control valve and the second control valve. Specifically, the communication of the pipe between the liquid storage device and the air compression device and the communication of the pipe between the air compression device and the third chamber can be controlled by a three-way valve 40, thereby simplifying the washing system and improving the efficiency.

In one embodiment of the present application, as shown in fig. 1, the washing system includes a first relief valve 50 and a second relief valve 60, wherein the first relief valve 50 is located on a first branch, the first line 01 and the second line 02 have a common branch, and a portion of the first line 01 other than the common branch is the first branch; the second relief valve 60 is located in a second branch passage, and a portion of the second line 02 other than the common branch passage is the second branch passage. Specifically, when the washing system closes the washing function, close first control valve and second control valve promptly, open first relief valve 50 and make the gas pressure of second cavity 222 reduce, make first elastic component 24 kick-back and drive separation member 23, make vacuum form in the first cavity 221, make the washing liquid get into first cavity 221 from stock solution equipment 21, accomplish the moisturizing, open second relief valve 60, make the gas pressure of third cavity 12 reduce, make second elastic component 17 kick-back and drive first moving member, make first moving member and second moving member reply initial position.

In one embodiment of the present application, as shown in fig. 1, the washing system further includes an electronic control unit 70, the electronic control unit 70 is communicatively connected to the first control valve, the second control valve, the first relief valve 50, and the second relief valve 60, specifically, may be communicatively connected by a signal line, and the electronic control unit 70 is configured to control states of the first control valve, the second control valve, the first relief valve 50, and the second relief valve 60. Specifically, the washing function of opening the washing system is realized by controlling the first control valve and the second control valve to be opened and controlling the first pressure relief valve 50 and the second pressure relief valve 60 to be closed, and the washing function of closing the washing system is realized by controlling the first control valve and the second control valve to be closed and controlling the first pressure relief valve 50 and the second pressure relief valve 60 to be opened, so that the washing function of quickly controlling the washing system is realized.

In one embodiment of the present application, as shown in fig. 1, the washing system further includes a switch 80 connected to the electronic control unit 70, wherein the switch 80 is used for controlling the washing system to be turned on and off. Specifically, the switch 80 sends an opening or closing instruction to the electronic control unit 70 to control the states of the first control valve, the second control valve, the first pressure relief valve 50 and the second pressure relief valve 60, so as to open or close the washing function of the washing system, thereby facilitating the control of the washing system by the operator.

The embodiment of the present application further provides a control method of a washing system, and it should be noted that the control method of the washing system according to the embodiment of the present application may be used to control the washing system according to the embodiment of the present application. The following describes a control method of a washing system provided in an embodiment of the present application.

Fig. 2 is a flowchart of a control method of a washing system according to an embodiment of the present application, the control method including:

step S101, receiving an opening signal, wherein the opening signal is used for controlling the starting of a washing function of a washing system;

and S102, controlling an air compression device to be communicated with a liquid storage device, wherein waste gas in the air compression device enters the liquid storage device, so that cleaning liquid in the liquid storage device flows into a nozzle of a nozzle device.

According to the control method, firstly, an opening signal is received, then, the air compression device is controlled to be communicated with the liquid storage device, waste gas in the air compression device enters the liquid storage device, cleaning liquid in the liquid storage device flows into a nozzle of the nozzle device, namely, the waste gas is used as a power source for spraying the cleaning liquid, pneumatic spraying is achieved, the problem that the nozzle cannot spray water normally due to frequent non-work of a motor is avoided, and the reliability of a washing system is improved.

It should be noted that the steps illustrated in the flowcharts of the figures may be performed in a computer system such as a set of computer-executable instructions and that, although a logical order is illustrated in the flowcharts, in some cases, the steps illustrated or described may be performed in an order different than presented herein.

In one embodiment of the present application, as shown in fig. 1, the nozzle device 10 includes a third cavity 12, a first moving member 13, and a second moving member 14, wherein the third cavity 12 is in cut-off communication with the air compressing device 30, the third cavity 12 has an opening, the first moving member 13 passes through the opening and is partially located in the third cavity 12, the nozzle 11 is disposed on the second moving member 14, the movement of the first moving member 13 drives the second moving member 14 to move, and after receiving an opening signal, the method further includes: controlling the air compressor 30 to communicate with the third cavity 12, wherein the exhaust gas from the air compressor 30 enters the third cavity 12, and the exhaust gas pushes the first moving member 13 to move. Specifically, the exhaust gas pushes the first moving part 13 to move, so as to drive the second moving part 14 to move, so that the spraying position and/or the spraying direction of the nozzle 11 on the second moving part 14 are changed, the coverage area of the spraying of the cleaning solution is increased, and the cleaning effect is improved.

In one embodiment of the present application, as shown in fig. 1, the first pipeline 01 is a pipeline between the air compressing device 30 and the liquid storage device 20, the second pipeline 02 is a pipeline between the air compressing device 30 and the third cavity 12, the washing system further includes a first control valve and a second control valve, the first control valve is located on the first pipeline 01, the second control valve is located on the second pipeline 02, and the control air compressing device 30 is communicated with the liquid storage device 20, including: controlling the first control valve to open; the control air compressor 30 communicates with the third chamber 12 and comprises: and controlling the second control valve to be opened. Specifically, the first control valve is located on a pipeline between the air compressing device 30 and the liquid storage device 20, and is controlled to open, that is, the air compressing device 30 is communicated with the liquid storage device 20, so that the nozzle 11 sprays the cleaning liquid, the second control valve is located on a pipeline between the air compressing device 30 and the third cavity 12, and is controlled to open, that is, the air compressing device 30 is communicated with the third cavity 12, so as to change the spraying position and/or the spraying direction of the nozzle 11, so that the windshield can be cleaned in multiple directions, the windshield can be cleaned more cleanly, and the problem that a partial area of the windshield cannot be cleaned due to the fact that the spraying angle of the nozzle cannot be adjusted in the prior art is solved.

In one embodiment of the application, the control of the first control valve to open comprises controlling the first control valve to open and open at a first opening degree in case of receiving the first opening signal, controlling the first control valve to open and open at a second opening degree in case of receiving the second opening signal, the first opening degree being different from the second opening degree, controlling the second control valve to open and open at a third opening degree in case of receiving the first opening signal, controlling the second control valve to open and open at a fourth opening degree in case of receiving the second opening signal, the third opening degree being different from the fourth opening degree, specifically, the washing system may be provided with two washing modes, for example, the switch 80 comprising L OW and HIGH is a key for two modes, the switch L OW is selected to send out a "first opening signal", the switch is sent out in case of a "first opening degree" and a "second opening degree" is sent out in case of receiving the first opening signal, the switch may be used for adjusting the first opening degree "second opening degree" and the second opening degree "is different from the first opening degree", and the second opening degree "is sent out in case of receiving the second opening signal, so that the second opening degree, the second opening degree is different from the same pressure, the corresponding to the corresponding washing chamber, the corresponding cleaning chamber, and the corresponding to the corresponding cleaning chamber, the corresponding to the cleaning chamber, and the cleaning chamber, and the cleaning chamber, and the cleaning chamber.

In one embodiment of the present application, as shown in fig. 1, the washing system further includes a second relief valve 60, the second relief valve 60 is located in a second branch line, the first line 01 and the second line 02 have a common branch line, and a portion of the second line 02 other than the common branch line is the second branch line, and the method further includes: obtaining the position of a predetermined end of the first moving member 13, where the predetermined end is the end of the first moving member 13 located in the third cavity 12; and controlling the second pressure relief valve to open under the condition that the preset end is positioned at the opening according to the position of the preset end. Specifically, through obtaining the position of predetermined end, under the condition that above-mentioned predetermined end is located above-mentioned opening part according to the position determination of above-mentioned predetermined end, control above-mentioned second relief valve and open, can reduce the gas pressure in the third cavity 12 for second elastic component 17 kick-backs and drives first moving member 13 and remove to keeping away from open-ended direction, thereby drive nozzle 11 on the second moving member 14 and remove, change the injection position and/or the injection direction of nozzle 11 once more, improve the cleaning performance.

In one embodiment of the present application, as shown in fig. 1, the washing system includes a first relief valve 50 and a second relief valve 60, the first relief valve 50 is located in a first branch, the first line 01 and the second line 02 have a common branch, a portion of the first line 01 other than the common branch is the first branch, the second relief valve 60 is located in a second branch, and a portion of the second line 02 other than the common branch is the second branch, and the method further includes: receiving a shutdown signal, wherein the shutdown signal is used for controlling the shutdown of the washing function of the washing system; controlling the first control valve and the second control valve to close; and controlling the first pressure relief valve and the second pressure relief valve to be opened. Specifically, the switch 80 of the washing system further includes an "OFF" key, and the "OFF" key is selected to send a closing signal to control the first control valve and the second control valve to close; controlling the first pressure relief valve to reduce the gas pressure of the second cavity 222, allowing the first elastic part 24 to rebound to drive the blocking part 23, allowing vacuum to be formed in the first cavity 221, allowing the cleaning liquid to enter the first cavity 221 from the liquid storage device 21, completing water replenishing, opening the second pressure relief valve 60, allowing the gas pressure of the third cavity 12 to be reduced, allowing the second elastic part 17 to rebound to drive the first moving part, and allowing the first moving part and the second moving part to return to the initial positions.

The embodiment of the present application further provides a control device of a washing system, and it should be noted that the control device of the washing system according to the embodiment of the present application may be used to execute the control method of the washing system according to the embodiment of the present application. The following describes a control device of a washing system according to an embodiment of the present application.

Fig. 3 is a schematic diagram of a control device of a washing system according to an embodiment of the present application, the control device including:

a receiving unit 100 for receiving an opening signal for controlling the washing function of the washing system to be turned on;

the first control unit 200 controls the air compressor to communicate with the liquid storage device, and the exhaust gas from the air compressor enters the liquid storage device, so that the cleaning liquid in the liquid storage device flows into the nozzle of the nozzle device.

Among the above-mentioned controlling means, the receiving element receives opening signal, and first the controlling means control air compression device and stock solution device intercommunication, and waste gas among the above-mentioned air compression device gets into among the above-mentioned stock solution device for the washing liquid among the above-mentioned stock solution device flows into nozzle device's nozzle, is about to waste gas as the power supply of spraying washing liquid, has realized pneumatic injection, has avoided the motor often out of work to lead to the problem that the nozzle can not normally spray water, has improved washing system's reliability.

In one embodiment of the present application, as shown in fig. 1, the nozzle device 10 includes a third cavity 12, a first moving member 13, and a second moving member 14, wherein the third cavity 12 is in cut-off communication with the air compressing device 30, the third cavity 12 has an opening, the first moving member 13 passes through the opening and is partially located in the third cavity 12, the nozzle 11 is disposed on the second moving member 14, the movement of the first moving member 13 drives the second moving member 14 to move, after receiving an opening signal, the device further includes a second control unit, the second control unit is configured to control the air compressing device 30 to communicate with the third cavity 12, the exhaust gas in the air compressing device 30 enters the third cavity 12, and the exhaust gas pushes the first moving member 13 to move. Specifically, the exhaust gas pushes the first moving part 13 to move, so as to drive the second moving part 14 to move, so that the spraying position and/or the spraying direction of the nozzle 11 on the second moving part 14 are changed, the coverage area of the spraying of the cleaning solution is increased, and the cleaning effect is improved.

In one embodiment of the present application, as shown in fig. 1, a first pipeline 01 is a pipeline between the air compressing device 30 and the liquid storing device 20, a second pipeline 02 is a pipeline between the air compressing device 30 and the third cavity 12, the washing system further includes a first control valve and a second control valve, the first control valve is located on the first pipeline 01, the second control valve is located on the second pipeline 02, and the first control unit includes a first control module, and the first control module is configured to control the first control valve to open; the second control unit comprises a second control module, and the second control module is used for controlling the second control valve to be opened. Specifically, the first control valve is located on a pipeline between the air compressing device 30 and the liquid storage device 20, and is controlled to open, that is, the air compressing device 30 is communicated with the liquid storage device 20, so that the nozzle 11 sprays the cleaning liquid, the second control valve is located on a pipeline between the air compressing device 30 and the third cavity 12, and is controlled to open, that is, the air compressing device 30 is communicated with the third cavity 12, so as to change the spraying position and/or the spraying direction of the nozzle 11, so that the windshield can be cleaned in multiple directions, the windshield can be cleaned more cleanly, and the problem that a partial area of the windshield cannot be cleaned due to the fact that the spraying angle of the nozzle cannot be adjusted in the prior art is solved.

The second control sub-module is used for controlling the first control valve to be opened and to be opened to a second opening degree under the condition of receiving the second opening signal, the first control sub-module is different from the second opening degree, the second control sub-module is used for controlling the second control valve to be opened and to be opened to a third opening degree under the condition of receiving the first opening signal, the third control sub-module is used for controlling the second control valve to be opened and to be opened to a fourth opening degree under the condition of receiving the second opening signal, the third control sub-module is used for controlling the second control valve to be opened and to be opened to a third opening degree under the condition of receiving the second opening signal, the third control sub-module is used for controlling the second control valve to be opened and to be opened to a fourth opening degree under the condition of receiving the second opening signal, and the third control sub-module is used for controlling the second opening degree and the third opening degree and the fourth opening degree, so that the corresponding cleaning system can be used for cleaning process, and the cleaning system can be used for example, the cleaning process can be used for cleaning process, and the cleaning system can be used for cleaning process, the cleaning process can be used for example, and the cleaning process can be used for cleaning process, and the cleaning process can be used for cleaning process, and the cleaning process can be used for example, and the cleaning process can be used more flexibly, and the cleaning process can be used for cleaning process can be used more conveniently, and the cleaning process can be used for example, and the cleaning process can be used for example, and the.

In one embodiment of the present application, as shown in fig. 1, the washing system further includes a second pressure relief valve 60, the second pressure relief valve 60 is located on a second branch, the first pipeline 01 and the second pipeline 02 have a common branch, a portion of the second pipeline 02 other than the common branch is the second branch, and the apparatus further includes a third control unit, the third control unit includes an obtaining module and a third control module, wherein the obtaining module is configured to obtain a position of a predetermined end of the first moving member 13, and the predetermined end is an end of the first moving member 13 located in the third cavity 12; the third control module is used for controlling the second pressure relief valve to open under the condition that the preset end is positioned at the opening according to the position of the preset end. Specifically, through obtaining the position of predetermined end, under the condition that above-mentioned predetermined end is located above-mentioned opening part according to the position determination of above-mentioned predetermined end, control above-mentioned second relief valve and open, can reduce the gas pressure in the third cavity 12 for second elastic component 17 kick-backs and drives first moving member 13 and remove to keeping away from open-ended direction, thereby drive nozzle 11 on the second moving member 14 and remove, change the injection position and/or the injection direction of nozzle 11 once more, improve the cleaning performance.

In one embodiment of the present application, as shown in fig. 1, the washing system includes a first relief valve 50 and a second relief valve 60, the first relief valve 50 is located on a first branch, the first pipeline 01 and the second pipeline 02 have a common branch, a portion of the first pipeline 01 other than the common branch is the first branch, the second relief valve 60 is located on a second branch, a portion of the second pipeline 02 other than the common branch is the second branch, and the apparatus further includes a third control unit, the third control unit includes a second receiving module, a third control module and a fifth control module, wherein the second receiving module is configured to receive a closing signal, and the closing signal is configured to control closing of a washing function of the washing system; the fourth control module is used for controlling the first control valve and the second control valve to be closed; the fifth control module is used for controlling the first pressure relief valve and the second pressure relief valve to open. Specifically, the switch 80 of the washing system further includes an "OFF" key, and the "OFF" key is selected to send a closing signal to control the first control valve and the second control valve to close; controlling the first pressure relief valve to reduce the gas pressure of the second cavity 222, allowing the first elastic part 24 to rebound to drive the blocking part 23, allowing vacuum to be formed in the first cavity 221, allowing the cleaning liquid to enter the first cavity 221 from the liquid storage device 21, completing water replenishing, opening the second pressure relief valve 60, allowing the gas pressure of the third cavity 12 to be reduced, allowing the second elastic part 17 to rebound to drive the first moving part, and allowing the first moving part and the second moving part to return to the initial positions.

An embodiment of the present application further provides an electronic control unit, including: one or more processors, memory, and one or more programs, wherein the one or more programs are stored in the memory and configured to be executed by the one or more processors, the one or more programs comprising control methods for performing any of the above washing systems.

In the electronic control unit, under the control of the one or more programs, firstly, an opening signal is received, then, the air compression device is controlled to be communicated with the liquid storage device, waste gas in the air compression device enters the liquid storage device, so that cleaning liquid in the liquid storage device flows into a nozzle of the nozzle device, namely, the waste gas is used as a power source for spraying the cleaning liquid, pneumatic spraying is realized, the problem that the nozzle cannot normally spray water due to frequent non-work of a motor is avoided, and the reliability of a washing system is improved.

The embodiment of the application also provides a mobile carrier, which comprises a windshield and a washing system, wherein the washing system is any one of the washing systems.

Among the above-mentioned removal carrier, including the washing system, because stock solution device and nozzle intercommunication, air compression device and stock solution device can cut off ground intercommunication, and air compressor produces waste gas in the course of the work, then under the condition of air compression device with above-mentioned stock solution device intercommunication, waste gas impresses the washing liquid in the stock solution device into the nozzle, be about to waste gas as the power supply of spraying washing liquid, realized pneumatic injection, avoided the motor often out of work to lead to the problem that the nozzle can not normally spray water, improved the reliability of washing system.

The control device comprises a processor and a memory, the receiving unit, the first control unit and the like are stored in the memory as program units, and the processor executes the program units stored in the memory to realize corresponding functions.

The processor comprises a kernel, and the kernel calls the corresponding program unit from the memory. The kernel can be set to be one or more than one, and the problem that the nozzle cannot spray water normally due to frequent non-work of a motor in the washing system in the prior art is solved by adjusting the parameters of the kernel.

The memory may include volatile memory in a computer readable medium, Random Access Memory (RAM) and/or nonvolatile memory such as Read Only Memory (ROM) or flash memory (flash RAM), and the memory includes at least one memory chip.

An embodiment of the present invention provides a storage medium, on which a program is stored, and the program implements the aforementioned Z control method when executed by a processor.

The embodiment of the invention provides a processor, which is used for running a program, wherein the control method is executed when the program runs.

The embodiment of the invention provides equipment, which comprises a processor, a memory and a program which is stored on the memory and can run on the processor, wherein when the processor executes the program, at least the following steps are realized:

step S101, receiving an opening signal, wherein the opening signal is used for controlling the starting of a washing function of a washing system;

and S102, controlling an air compression device to be communicated with a liquid storage device, wherein waste gas in the air compression device enters the liquid storage device, so that cleaning liquid in the liquid storage device flows into a nozzle of a nozzle device.

The device herein may be a server, a PC, a PAD, a mobile phone, etc.

The present application further provides a computer program product adapted to perform a program of initializing at least the following method steps when executed on a data processing device:

step S101, receiving an opening signal, wherein the opening signal is used for controlling the starting of a washing function of a washing system;

and S102, controlling an air compression device to be communicated with a liquid storage device, wherein waste gas in the air compression device enters the liquid storage device, so that cleaning liquid in the liquid storage device flows into a nozzle of a nozzle device.

In the above embodiments of the present invention, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.

In the embodiments provided in the present application, it should be understood that the disclosed technology can be implemented in other ways. The above-described embodiments of the apparatus are merely illustrative, and for example, the above-described division of the units may be a logical division, and in actual implementation, there may be another division, for example, multiple units or components may be combined or may be integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, units or modules, and may be in an electrical or other form.

The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.

In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.

The integrated unit may be stored in a computer-readable storage medium if it is implemented in the form of a software functional unit and sold or used as a separate product. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the above methods according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a removable hard disk, a magnetic or optical disk, and other various media capable of storing program codes.

From the above description, it can be seen that the above-described embodiments of the present application achieve the following technical effects:

1) in the washing system of this application, because stock solution device and nozzle intercommunication, air compression device and stock solution device can cut off ground intercommunication, and air compressor produces waste gas in the course of the work, then under the condition of air compression device and above-mentioned stock solution device intercommunication, waste gas impresses the washing liquid in the stock solution device in the nozzle, be about to waste gas as the power supply of spraying the washing liquid, pneumatic injection has been realized, the problem that the motor often out of work leads to the nozzle can not normally spray water has been avoided, the reliability of washing system has been improved.

2) In the control method, firstly, an opening signal is received, then, the air compression device is controlled to be communicated with the liquid storage device, waste gas in the air compression device enters the liquid storage device, cleaning liquid in the liquid storage device flows into a nozzle of the nozzle device, namely the waste gas is taken as a power source for spraying the cleaning liquid, pneumatic spraying is achieved, the problem that the nozzle cannot spray water normally due to the fact that a motor does not work frequently is avoided, and the reliability of a washing system is improved.

3) Among the controlling means of this application, the receiving element receives opening signal, first the controlling unit control air compression device and stock solution device intercommunication, waste gas among the above-mentioned air compression device gets into among the above-mentioned stock solution device for washing liquid among the above-mentioned stock solution device flows into nozzle device's nozzle, be about to waste gas as the power supply of spraying washing liquid, realized pneumatic injection, avoided the motor often out of work to lead to the problem that the nozzle can not normally spray water, improved washing system's reliability.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.