CN217244216U - Washing electric appliance - Google Patents

Abstract

The application discloses a washing appliance. The washing electric appliance comprises a cavity, a spray arm assembly, a washing pump, an air pump and a third pipeline. The cavity has the washing chamber, and the spray arm subassembly sets up in the washing chamber with rotating, and the delivery port of washing pump passes through first pipeline and is connected with the spray arm subassembly, and the gas outlet of air pump passes through second pipeline and first pipeline intercommunication, and the first end and the gas outlet intercommunication of third pipeline, second end orientation spray arm subassembly, third pipeline are used for spouting the at least part gas that flows out with the gas outlet of air pump to the spray arm subassembly to make the spray arm subassembly rotate for the cavity. The utility model provides a washing electrical apparatus can advance spray arm subassembly and to the internal blowout of cavity with air water mixture from first pipeline through washing pump and air pump cooperation, promotes the cleaning effect. Meanwhile, the washing electric appliance can also spray part of gas compressed by the air pump to the spray arm assembly from the second end of the third pipeline through the third pipeline, so that the control on the rotating speed and the pressure of the spray arm can be further realized, the washing time is shortened, and the cycle energy consumption is reduced.

Description

Washing electric appliance

Technical Field

The application relates to the technical field of household appliances, in particular to a washing appliance.

Background

The main influence factors of the cleaning index of the washing electric appliance are the pressure and the rotating speed of the spray arm, the pressure and the rotating speed of the spray arm depend on the rotating speed of the washing pump, the higher the rotating speed of the washing pump is, the higher the pressure of the spray arm is, the faster the rotating speed of the spray arm is, and the higher the rotating speed of the washing pump is, the higher the power is, and the higher the energy consumption in unit time is because the rotating speed and the power of the washing pump are in direct proportion. However, in the conventional washing appliance, the pressure and the rotating speed of the spray arm cannot be controlled independently, the process is uncontrollable, and the energy consumption of the period is high.

Disclosure of Invention

The application provides a washing appliance.

The washing electric appliance of the embodiment of the application comprises a cavity, a spray arm assembly, a washing pump, an air pump and a third pipeline. The cavity has the washing chamber, the spray arm subassembly sets up with rotating the washing intracavity, the delivery port of washing pump through first pipeline with the spray arm subassembly is connected, the gas outlet of air pump through the second pipeline with first pipeline intercommunication, the first end of third pipeline with the gas outlet intercommunication, the second end orientation the spray arm subassembly, the third pipeline be used for with at least some gas spouts that the gas outlet of air pump flows to the spray arm subassembly, so that the spray arm subassembly for the cavity rotates.

The washing electrical apparatus of this application embodiment can carry into spray arm subassembly and spout in the cavity of washing electrical apparatus with air water mixture from first pipeline through the cooperation of washing pump and air pump, promotes the clean effect. Meanwhile, the washing electric appliance can also spray part of gas compressed by the air pump to the spray arm assembly from the second end of the third pipeline through the third pipeline, so that the control on the rotating speed and the pressure of the spray arm can be further realized, the washing time is shortened, and the cycle energy consumption is reduced.

In some embodiments, the second end of the third conduit is offset from the center of rotation of the spray arm assembly toward the spray arm assembly.

In some embodiments, the spray arm assembly includes a spray arm and an impeller disposed on the spray arm, and the second end of the third conduit faces the impeller to inject air into the impeller.

In some embodiments, one end of the second duct is connected to the air outlet, and the third duct and the first duct are both connected to the other end of the second duct remote from the air outlet.

In some embodiments, the air pump includes an air compressor, the air pump includes a first air inlet, the air pump is compressed by air sucked from the first air inlet and then ejected from an air outlet of the air pump, and the temperature of the air ejected from the air outlet of the air pump is higher than that of the air at the first air inlet.

In some embodiments, the washing appliance includes an air supply device in communication with the first air inlet, the air supply device supplying air to the air pump through the first air inlet.

In some embodiments, the cavity is provided with an air outlet communicated with the washing cavity, the washing appliance comprises a pressure sensor arranged at the air outlet, the pressure sensor is electrically connected with the air supply device, and the air supply device is linked with the pressure sensor to adjust the air pressure of the washing cavity.

In some embodiments, the cavity is provided with an air outlet communicated with the washing cavity, and the air pump further comprises a second air inlet communicated with the air outlet through a fourth pipeline.

In some embodiments, the washing appliance includes a water-gas separation device disposed on the fourth pipe, the water-gas separation device is configured to separate water from gas flowing back from the cavity and send the separated gas to the second gas inlet, and the separated liquid is sent to the washing pump.

In certain embodiments, a control valve is disposed on the first conduit and/or the third conduit.

Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.

Drawings

The above and/or additional aspects and advantages of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic plan view of a washing appliance according to an embodiment of the present application;

fig. 2 is a schematic plan view of an impeller of a washing appliance according to an embodiment of the present application.

Description of the main element symbols:

a washing appliance 100;

a first pipe 10, a first control valve 11;

a second conduit 20, a second control valve 21;

a third conduit 30, a first end 31, a second end 32;

a fourth pipeline 40, a water-gas separation device 41, a pressure sensor 42;

a cavity 50, a water receiving device 51, a washing cavity 52 and an air outlet 53;

a spray arm assembly 60, a spray arm 61, an impeller 62;

a washing pump 70, a first water inlet 71, a second water inlet 72 and a water outlet 73;

an air pump 80, a first air inlet 81, a second air inlet 82, and an air outlet 83;

and an air supply device 90.

Detailed Description

Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative and are only for the purpose of explaining the present application and are not to be construed as limiting the present application.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present application. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first" and "second" may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The following disclosure provides many different embodiments or examples for implementing different features of the application. In order to simplify the disclosure of the present application, specific example components and arrangements are described below. Of course, they are merely examples and are not intended to limit the present application. Moreover, the present application may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, examples of various specific processes and materials are provided herein, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.

Referring to fig. 1 and 2, the washing appliance 100 according to the embodiment of the present disclosure includes a chamber 50, a spray arm assembly 60, a washing pump 70, an air pump 80, and a third duct 30. The chamber 50 has a washing chamber 52, the spray arm assembly 60 is rotatably disposed in the washing chamber 52, the water outlet 73 of the washing pump 70 is connected to the spray arm assembly 60 through the first pipe 10, the air outlet 83 of the air pump 80 is communicated with the first pipe 10 through the second pipe 20, the first end 31 of the third pipe 30 is communicated with the air outlet 83, the second end 32 faces the spray arm assembly 60, and the third pipe 30 is used for spraying at least part of the air flowing out from the air outlet 83 of the air pump 80 to the spray arm assembly 60, so that the spray arm assembly 60 rotates relative to the chamber 50.

The washing electric appliance 100 of the embodiment of the application can convey the air-water mixture from the first pipeline 10 into the spray arm assembly 60 and spray the air-water mixture into the cavity 50 of the washing electric appliance 100 through the matching of the washing pump 70 and the air pump 80, so that the cleaning effect is improved. Meanwhile, the washing appliance 100 can also inject part of the air compressed by the air pump 80 from the second end 32 of the third pipeline 30 to the spray arm assembly 60 through the third pipeline 30, so that the control of the rotating speed and the pressure of the spray arm 62 can be further realized, the washing time is shortened, and the cycle energy consumption is reduced.

In particular, the washing appliance 100 may be a dishwasher. The cavity 50 may be a housing of the washing appliance 100 including the washing chamber 52 therein. The spray arm assembly 60 may be accommodated in the washing chamber 52 of the chamber 50, the spray arm assembly 60 may be provided with a nozzle for spraying a gas-water mixture, the nozzle of the spray arm assembly 60 may face the inside of the chamber 50, and one end of the spray arm assembly 60 facing away from the nozzle may be connected with the first pipe 10. The first pipe 10 may communicate the water outlet 73 of the wash pump 70 to the spray arm assembly 60, and the wash pump 70 may output water into the first pipe 10.

Accordingly, the second pipe 20 can connect the air outlet 83 of the air pump 80 to the first pipe 10, so that the water and the air output through the water outlet 73 of the washing pump 70 and the air outlet 83 of the air pump 80 can be mixed in the first pipe 10 to form an air-water mixture, and the air-water mixture can be conveyed to the spray arm assembly 60 through the first pipe 10 and sprayed into the cavity 50 of the washing appliance 100.

Further, the air outlet 83 of the air pump 80 may be communicated with a third duct 30. It can be understood that a part of the gas compressed by the gas pump 80 and delivered from the gas outlet 83 of the gas pump 80 can form a gas-water mixture with the water in the first pipe 10 along the first pipe 10, and another part of the gas can be delivered into the cavity 50 from the first end 31 of the third pipe 30 communicated with the gas outlet 83 of the gas pump 80. The second end 32 of the third conduit 30 may be located in the chamber 50, the end of the second end 32 may face the spray arm assembly 60, and the spray gas from the second end 32 of the third conduit 30 may rotate the spray arm assembly 60, so as to adjust the rotation speed of the spray arm assembly 60 relative to the chamber 50 and the pressure applied to the spray arm assembly 60. On the other hand, the gas ejected from the second end 32 of the third duct 30 can also increase the pressure in the washing chamber 52, thereby adjusting the pressure in the washing chamber 52.

Referring to fig. 1 and 2, in some embodiments, the second end 32 of the third conduit 30 is positioned away from the center of rotation of the spray arm assembly 60 toward the spray arm assembly 60.

In this manner, the gas emitted from the second end 32 of the third conduit 30 can be sprayed at an eccentric position of the spray arm assembly 60, and the spray arm assembly 60 can be driven to rotate better than at the central position.

Specifically, one end of the first pipe 10 connected to the spray arm assembly 60 may be connected to the center of the spray arm assembly 60, the second end 32 of the third pipe 30 may be disposed at a side of the first pipe 10 connected to the center of the spray arm assembly 60, the second end 32 of the third pipe 30 may be oriented to be deviated from the center of the spray arm assembly 60, and the gas sprayed from the third pipe 30 acts on the eccentric position of the spray arm assembly 60 to generate an eccentric moment on the spray arm assembly 60, so that the spray arm assembly 60 may be driven to rotate.

Referring to fig. 1 and 2, in some embodiments, the spray arm assembly 60 includes a spray arm 61 and an impeller 62 disposed on the spray arm 61, and the second end 32 of the third conduit 30 faces the impeller 62 to spray air toward the impeller 62.

Thus, the impeller 62 is disposed to cooperate with the air-water mixture sprayed from the first pipe 10 to drive the spray arm 61 to rotate, and the gas sprayed from the second end 32 of the third pipe 30 is directed toward the impeller 62 to generate a torsional moment, which can further drive the spray arm 61 to rotate.

Specifically, the impeller 62 disposed on the spray arm 61 of the spray arm assembly 60 may be located in the central axis direction of the spray arm 61, the impeller 62 may be mounted on a side surface of the spray arm 61 facing away from the spraying direction of the spray arm 61, and the impeller 62 may be fixedly connected to the spray arm 61. The impeller 62 may be any asymmetric rotatable structure with buckets. For example, the impeller 62 may be a disk structure having windmill-shaped blades. The impeller 62 may be made of metal or plastic.

The second end 32 of the third conduit 30 may face an eccentric position of the impeller 62, when the gas in the third conduit 30 is jetted from the second end 32 to a certain position of the impeller 62, a torsional moment may be generated at a symmetrical position of the impeller 62, and since the impeller 62 is an asymmetric structure, the torsional moment at the symmetrical position of the impeller 62 cannot be offset, the gas flow jetted to the impeller 62 may drive the impeller 62 to rotate, and further, the impeller 62 may rotate to drive the spray arm 61 to rotate.

The spray arm 61 may be provided with an open-celled lever arm structure, and the spray arm 61 may be in the shape of a long strip, a curved strip, or the like. The first pipe 10 is communicated with the spray arm 61 to spray the air-water mixture in the first pipe 10 along the spray arm 61, the air-water mixture can be sprayed into the cavity from the opening on the spray arm 61, and the spray arm assembly 60 can rotate relative to the cavity 50, so that the air-water mixture sprayed by the spray arm 61 can be sprayed on the surface of the tableware in the cavity 50 in a rotating manner, and the tableware can be cleaned conveniently.

Referring to fig. 1 and 2, in some embodiments, one end of the second duct 20 is connected to the air outlet 83, and the third duct 30 and the first duct 10 are both connected to the other end of the second duct 20 away from the air outlet 83.

As such, the gas outlet 83 may be communicated with the first duct 10 and the third duct 30 by the second duct 20, respectively, and may deliver the gas to the first duct 10 and the third duct 30, respectively.

Specifically, one end of the second pipe 20 may be communicated with the air outlet 83 of the air pump 80, and the end of the second pipe 20 away from the end communicated with the air outlet 83 may be divided into two paths, which may be respectively connected to the first pipe 10 and the third pipe 30. Thus, one path of the gas from the gas outlet 83 of the gas pump 80 may be along the second duct 20 to the first duct 10. Another path may be along the second conduit 20 to the third conduit 30.

Referring to fig. 1 and 2, in some embodiments, the air pump 80 includes an air compressor, the air pump 80 includes a first air inlet 81, the air pump 80 is compressed by air sucked from the first air inlet 81 and then ejected from an air outlet 83 of the air pump 80, and the temperature of the air ejected from the air outlet 83 of the air pump 80 is higher than that of the air at the first air inlet 81.

In this way, when the temperature of the gas ejected from the gas outlet 83 of the gas pump 80 is higher than that of the gas at the first gas inlet 81, the water in the first pipe 10 can be mixed with the high-temperature gas generated by the gas pump 80 to form a high-temperature and high-pressure gas-water mixture. The air-water mixture with high temperature and high pressure is sprayed to the washing cavity 52 to generate a large amount of bubbles and break, which can generate microwave vibration with irregular frequency, thereby improving the washing degree of the tableware.

Specifically, the air pump 80 includes an air compressor, and the air compressor of the air pump 80 may be a device for warming and pressurizing the gas. The first air inlet 81 of the air pump 80 may be an air inlet channel disposed on the air pump 80 corresponding to the air outlet 83 of the air pump 80, and the air entering the air pump 80 from the first air inlet 81 of the air pump 80 may be compressed by the air pump 80 and ejected from the air outlet 83 of the air pump 80. The air outlet 83 is connected with the second pipeline 20, the temperature of the air discharged from the air outlet 83 is higher than that of the air inlet, the air discharged from the air outlet 83 can move forwards along the second pipeline 20, part of the air can enter the first pipeline 10 to be mixed with the water in the first pipeline 10 to form a high-temperature and high-pressure air-water mixture, and part of the air can flow into the third pipeline 30 from the second pipeline 20.

Referring to fig. 1 and 2, in some embodiments, the washing appliance 100 includes an air supply device 90, the air supply device 90 is connected to the first air inlet 81, and the air supply device 90 is used for supplying air to the air pump 80 through the first air inlet 81.

In this way, the air supply device 90 is provided to supply low-temperature and low-pressure air from the outside to the air pump 80, and the air supply device 90 can adjust the speed and other conditions of the air supplied to the first air inlet 81.

Specifically, the air blowing device 90 may be a device that blows outside air to the first air inlet 81 of the air pump 80, and the amount of air blown by the air blowing device 90 may be adjusted as needed. One end of the air supply device 90 can absorb external air, the other end can be communicated with the first air inlet 81 of the air pump 80 through a pipeline, and the air supply device 90 can supply external low-temperature low-pressure gas into the air pump 80 from the first air inlet 81 according to the required delivery amount.

Referring to fig. 1 and 2, in some embodiments, the chamber 50 is provided with an air outlet 53 communicated with the washing chamber 52, the washing appliance 100 includes a pressure sensor 42, the pressure sensor 42 is electrically connected to an air supply device 90, and the air supply device 90 is linked with the pressure sensor 42 to adjust the air pressure of the washing chamber 52.

In this way, the washing appliance 100 is provided with the pressure sensor 42 for detecting the air pressure in the washing chamber 52, and can adjust the air pressure in the washing chamber 52 in conjunction with the air blowing device 90. Therefore, the phenomenon of air leakage at the door seam of the washing appliance 100 caused by large air pressure in the washing cavity 52 can be avoided.

Specifically, the air outlet 53 of the chamber 50 may be disposed at a connection position of the chamber 50 and the fourth duct 40, and the air supply outlet 53 communicates with the washing chamber 52. The pressure sensor 42 may be a sensor for detecting gas pressure, and the pressure sensor 42 may be disposed at an outlet of the cavity 42 to the fourth duct 40, and may be located on the fourth duct 40 near the outlet 53. Alternatively, the pressure sensor 42 may be provided separately from the fourth duct 40, for example, the pressure sensor 42 is provided at the air outlet 53 of the cavity 50 and spaced apart from the fourth duct 40. The pressure sensor 42 can detect the gas pressure in the gas-water mixture entering the fourth pipe 40 from the washing chamber 52.

The pressure sensor 42 may be electrically connected to the air-blowing device 90. A valve for adjusting the amount of air supplied may be provided in the air supply device 90. The pressure sensor 42 can adjust the valve opening in the air blower 90 according to the detected air pressure value in the washing chamber 52, and can further adjust the air blowing amount of the air blower 90. When the barometric pressure sensor 42 detects that the air pressure in the washing chamber 52 is higher, the valve opening in the air supply device 90 is correspondingly decreased, so that the air supply amount of the air supply device 90 is decreased due to the decrease of the valve opening, the air entering the washing chamber 52 is decreased, and the air pressure in the washing chamber 52 can be reduced.

Referring to fig. 1 and 2, in some embodiments, the chamber 50 is provided with an air outlet 53 communicated with the washing chamber 52, and the air pump 80 further includes a second air inlet 82, and the second air inlet 82 is communicated with the air outlet 53 through the fourth duct 40.

Thus, the air pump 80 can recycle the air in the air-water mixture in the cavity 50 through the fourth pipeline 40, and further, the energy consumption of the washing appliance 100 can be saved.

Specifically, the second air inlet 82 of the air pump 80 may be disposed corresponding to the first air inlet 81 of the air pump 80, and the second air inlet 82 communicates with the washing chamber 52 inside the chamber 50 through the fourth duct 40. When the air supply device 90 continuously supplies air to the first air inlet 81 of the air pump 80, the air compressed by the air pump 80 can be delivered to the washing chamber 52 in the chamber 50 along the first pipeline 10 and the third pipeline 30, and the inside of the washing chamber 52 can have a high-temperature and high-pressure air-water mixture. Further, the air pressure in the washing chamber 52 may be gradually increased, in order to keep the air pressure in the washing chamber 52 balanced, the air-water mixture in the washing chamber 52 may gradually flow out of the chamber 50 along the air outlet 53 towards the fourth pipe 40, the air in the fourth pipe 40 may enter the air pump 80 again along the second air inlet 82, and the air may be compressed again and sent out along the air outlet 83.

Referring to fig. 1 and 2, in some embodiments, the washing appliance 100 includes a water-gas separating device 41 disposed on the fourth pipe 40, the water-gas separating device 41 is used for separating water from gas flowing back from the chamber 50, and sending the separated gas to the second gas inlet 82, and sending the separated liquid to the washing pump 70.

Thus, the water-gas separating device 41 is disposed on the fourth pipeline 40 and can be used for separating the gas-water mixture in the fourth pipeline 40, so as to ensure that pure gas flows back to the gas pump 80 from the cavity 50, and pure water and pure gas formed after water and gas separation respectively enter the washing pump 70 and the gas pump 80 for recycling.

Specifically, the fourth pipe 40 of the washing appliance 100 may be located at one side of the cavity 50, the fourth pipe 40 may be provided with a water-gas separating device 41, the water-gas separating device 41 may perform filtering and dehumidifying operations on the gas-water mixture at low temperature and low pressure, and the water-gas separating device 41 may be a device for separating the gas-water mixture into pure gas and pure water. One end of the water-gas separating device 41 is connected to the fourth pipe 40, and the other end of the water-gas separating device 41 may have different pipes connected to the second air inlets 82 of the washing pump 70 and the air pump 80, respectively. It is understood that the gas-water mixture in the fourth pipeline 40 is separated into pure water and pure gas by the water-gas separating device 41, and then flows to the washing pump 70 and the gas pump 80 along different pipelines, respectively.

Referring to fig. 1 and 2, in some embodiments, the washing pump 70 includes a first water inlet 71, the first water inlet 71 is connected to the bottom of the chamber 50, and the first water inlet 71 is used for returning the liquid in the chamber 50 to the washing pump 70.

Therefore, the water after washing in the cavity 50 of the washing appliance 100 can flow back to the washing pump 70 from the bottom of the cavity 50 to the first water inlet 71 of the washing pump 70, and the water flowing in from the first water inlet 71 of the washing pump 70 can be recycled, so that the washing appliance 100 is more water-saving and environment-friendly.

Specifically, the washing pump 70 may be a device such as a washing circulation pump that can filter and recycle the water washed in the cavity 50, and the first water inlet 71 of the washing pump 70 may be communicated with the cavity 50. The bottom of the cavity 50 may be provided with a water receiving device 51, and the water receiving device 51 may be a water cup, a water box, or the like for receiving water flowing down from the cavity 50. The first water inlet 71 can be connected with the water receiving device 51 positioned at the bottom of the cavity 50 through a pipeline, the pipeline can guide water in the water receiving device 51 into the washing pump 70 through the first water inlet 71, the washing pump 70 can treat water flowing down from the water receiving device 51 and then discharge the water along the water outlet 73, the treated water discharged from the water outlet 73 can enter the cavity 50 again for use, and the used water flows into the water receiving device 51 again, so that the water can be recycled.

Referring to fig. 1 and 2, in some embodiments, the washing pump 70 includes a second water inlet 72, and the second water inlet 72 is used for communicating with a water source outside the washing appliance 100.

Thus, the external water source can provide the water flow of the washing pump 70 without washing, and the shortage of the circulating water used by the washing pump 70 can be compensated.

Specifically, the second water inlet 72 of the washing pump 70 may be disposed below the water outlet 73, and an external water source may pipe the water from the second water inlet 72 into the washing pump 70.

Referring to fig. 1 and 2, in some embodiments, a control valve is disposed on the first pipe 10 and/or the third pipe 30.

In this way, the control valve can facilitate the control of the water flow and the air flow output by the washing pump 70 and the air pump 80 by the first pipeline 10 and the third pipeline 30, and prevent the backflow of the gas-water mixture and the gas in the first pipeline 10 and the third pipeline 30.

Specifically, the gas at the gas outlet 83 of the gas pump 80 may flow to the first pipe 10 and the third pipe 30 simultaneously, and a part of the gas may flow to the first pipe 10, and the control valve of the first pipe 10 may be a first control valve 11 disposed on the first pipe 10 after the gas at the gas outlet 83 of the gas pump 80 is mixed with the water at the water outlet 73 of the washing pump 70 to form a gas-water mixture, and the first control valve 11 may prevent the gas-water mixture in the first pipe 10 from flowing back. For example, the first control valve 11 may be a check valve, or the like.

Similarly, the control valve provided on the third duct 30 may be the second control valve 21, and the second control valve 21 may be provided on the third duct 30 at a position where the third duct 30 approaches the air outlet 83 of the air pump 80. The second control valve 21 may prevent gas in the third pipe 30 from flowing backward. For example, the second control valve 21 may be a check valve, or the like.

In the description herein, references to the description of the terms "one embodiment," "certain embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that: numerous changes, modifications, substitutions and variations can be made to the embodiments without departing from the principles and spirit of the application, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A washing appliance, comprising:

a cavity body having a washing cavity;

a spray arm assembly rotatably disposed within the wash chamber;

the water outlet of the washing pump is connected with the spray arm assembly through a first pipeline;

the air outlet of the air pump is communicated with the first pipeline through a second pipeline;

and the first end of the third pipeline is communicated with the gas outlet, the second end of the third pipeline faces the spray arm assembly, and the third pipeline is used for spraying at least part of gas flowing out of the gas outlet of the air pump to the spray arm assembly so as to enable the spray arm assembly to rotate relative to the cavity.

2. The washing appliance of claim 1 wherein the second end of the third conduit is offset from the center of rotation of the spray arm assembly toward the spray arm assembly.

3. The washing appliance of claim 1 wherein the spray arm assembly includes a spray arm and an impeller disposed on the spray arm, the second end of the third conduit facing the impeller to blow air against the impeller.

4. The washing appliance of claim 1, wherein one end of the second conduit is connected to the air outlet, and the third conduit and the first conduit are both connected to the other end of the second conduit remote from the air outlet.

5. The washing appliance of claim 1, wherein the air pump comprises an air compressor, the air pump comprises a first air inlet, the air pump is compressed by air sucked from the first air inlet and then ejected from an air outlet of the air pump, and the temperature of the air ejected from the air outlet of the air pump is higher than that of the air at the first air inlet.

6. The washing appliance of claim 5, wherein the washing appliance includes an air supply device in communication with the first air inlet, the air supply device supplying air to the air pump through the first air inlet.

7. The washing appliance according to claim 6, wherein the cavity is provided with an air outlet communicated with the washing cavity, the washing appliance comprises a pressure sensor arranged at the air outlet, the pressure sensor is electrically connected with the air supply device, and the air supply device is linked with the pressure sensor to adjust the air pressure of the washing cavity.

8. The washing appliance according to claim 1, wherein the chamber is provided with an air outlet communicating with the washing chamber, the air pump further comprising a second air inlet communicating with the air outlet through a fourth duct.

9. The washing appliance according to claim 8, characterized in that it comprises a water-gas separation device arranged on the fourth duct, which water-gas separation device sends the separated gas to the second gas-inlet washing pump.

10. Washing appliance according to claim 1, characterized in that a control valve is provided on the first and/or third conduit.

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