WO2022121479A1

WO2022121479A1 - Water-washing fresh air device, air conditioner indoor unit and air conditioner

Info

Publication number: WO2022121479A1
Application number: PCT/CN2021/122427
Authority: WO
Inventors: 张展; 吴洪金; 王宁; 马珊; 刘祥宇; 魏传超
Original assignee: 青岛海尔空调器有限总公司; 青岛海尔空调电子有限公司; 海尔智家股份有限公司
Priority date: 2020-12-11
Filing date: 2021-09-30
Publication date: 2022-06-16
Also published as: CN112556009A

Abstract

A water-washing fresh air device, an air conditioner indoor unit and an air conditioner. The water-washing fresh air device comprises a water tank (10), a water washing assembly (20), a fresh air assembly (30) and an air drive unit (40). The water tank (10) comprises a first chamber (101) containing a water washing liquid; the water washing assembly (20) is disposed in the first chamber (101), and the water washing assembly (20) is at least partially immersed in the water washing liquid, so that the water washing assembly (20) may drive the water washing liquid to form a water film, and air entering into the water tank (10) is purified; the water tank (10) has an air outlet (13) and at least two air inlets; the air drive unit (40) communicates with the air outlet (13) so as to drive the air to enter the water tank (10) and flow out from the air outlet (13); and the fresh air assembly (30) communicates with any one of the at least two air inlets so as to supply outdoor air to the water tank (10). The water-washing fresh air device may lower costs while achieving a water washing function and a fresh air function.

Description

Washing fresh air device, air conditioner and air conditioner

This application claims the priority of the Chinese patent application with the application number 202011445034.3 and the application name "Water Washing Fresh Air Device, Air Conditioner Indoor Unit and Air Conditioner" filed with the China Patent Office on December 11, 2020, the entire contents of which are incorporated herein by reference Applying.

technical field

The present application relates to the technical field of household appliances, in particular to a water washing fresh air device, an air conditioner internal unit and an air conditioner.

Background technique

With the development of air treatment technology, the application of air purification and humidification equipment has become more and more common, and household appliances such as air conditioners have gradually begun to be equipped with water washing devices and fresh air devices to increase product functions and improve user experience.

In the prior art, a water washing device generally includes a water tank and an air driving unit. A water washing unit is generally installed inside the water tank to purify the air entering the water tank. The air driving unit can blow air into the water tank from the air inlet of the water tank, and the In the process of circulating in the water tank, the water washing unit absorbs the dust and impurities in the air, and finally discharges them from the air outlet of the water tank, thereby improving the air quality. The fresh air device is usually installed independently of the water washing device. An air duct is installed, and an additional fan is arranged in the independent air duct, and the outdoor fresh air is delivered to the indoor by the wind pressure.

However, in the prior art, the separate installation of the water washing device and the fresh air device is complex and costly.

Application content

The present application provides a water washing fresh air device, an air conditioner inner unit and an air conditioner, which can realize the air washing function and the fresh air function at the same time and reduce the cost.

In a first aspect, the present application provides a water washing fresh air device, the water washing fresh air device includes a water tank, a water washing assembly, a fresh air assembly and an air drive unit, the water tank includes a first chamber containing a water washing liquid, and the water washing assembly is arranged in the first chamber. , the water washing component is at least partially immersed in the water washing liquid, so that the water washing component can drive the water washing liquid to form a water film and purify the air entering the water tank.

Wherein, the water tank has an air outlet and at least two air inlets, the air drive unit communicates with the air outlet to drive air into the water tank and flows out from the air outlet, and the fresh air component is communicated with any one of the at least two air inlets to drive air to the water tank Provides outdoor air inside.

The water washing fresh air device provided by the present application realizes that both indoor air and outdoor air can enter the water tank through different air inlets on the water tank. After the outdoor air enters the water tank from the fresh air component, the outdoor fresh air can be discharged into the room through the air outlet to increase the oxygen content of the indoor air, and the air entering from different air inlets can be driven by the same air. The unit is driven and shares the same air duct, thereby reducing the cost while realizing the function of water washing and fresh air.

As an optional embodiment, the washing assembly includes a washing unit, the washing unit includes a rotating shaft and a washing piece, the washing piece is arranged on the rotating shaft, the two ends of the rotating shaft are connected to the inner walls on opposite sides of the first chamber, and the rotating shaft drives the washing piece Rotate, so that the washing piece drives the washing liquid to form a water film. In this way, the washing part with the water film is located on the air circulation path. When the air flowing into the water tank passes through the water film, the dust and impurities in the air can be adsorbed by the water film, so as to realize the purification of the air and the circulation of the air. The air will take away a certain amount of moisture in the water film to humidify the air.

As an optional embodiment, the water washing assembly further includes a drive unit, the drive unit is installed on the outer side of the side wall of the water tank, and the output end of the drive unit is connected to the end of the rotating shaft. In this way, the driving unit can drive the water cleaning piece to rotate continuously, so as to continuously form a water film in the air duct where the air circulates, and bring the dust and impurities adsorbed by the water film back to the cleaning solution in the first chamber for precipitation.

As an optional embodiment, the washing member includes a plurality of blades, and the plurality of blades are arranged at intervals along the length direction of the rotating shaft. With this arrangement, a water film can be formed between adjacent leaves, thereby improving the air filtration and purification effect.

As an optional embodiment, the blade is provided with a plurality of through holes. In this way, on the one hand, when the blades rotate through the washing liquid, a water film can be formed in the through holes on each blade, thereby improving the purification effect; on the other hand, the through holes on each blade can reduce the resistance of air circulation , to increase air flow.

As an optional embodiment, the air inlet includes a first air inlet and a second air inlet, the fresh air component is communicated with the first air inlet, and the second air inlet is communicated with indoor air through an indoor air inlet pipe. In this way, the indoor air to be purified and the outdoor fresh air can enter the water tank through different channels, thereby realizing the independent control of the water washing function and the fresh air function.

As an optional embodiment, the fresh air assembly includes a fresh air duct and a first ventilation valve, the first ventilation valve is arranged in the fresh air duct, one end of the fresh air duct is connected to the first air inlet, and the other end of the fresh air duct is communicated with outdoor air , the indoor air inlet pipe is provided with a second ventilation valve. In this way, the air circulation of the two air inlets can be controlled respectively by controlling the first ventilation valve and the second ventilation valve, so that any one of the water washing function and the fresh air function can be turned on, and the water washing function and the fresh air function can be turned on at the same time.

As an optional embodiment, the water tank further includes a second chamber, the second chamber is located between the air inlet and the first chamber, and a filter element is arranged in the second chamber. With this arrangement, the air entering the inside of the water tank can be filtered, and the air purification effect can be further improved.

In a second aspect, the present application provides an indoor unit of an air conditioner, including the above water washing fresh air device, which can purify the gas blown out of the air conditioner indoor unit when the air conditioner is working, so as to improve air quality.

In a third aspect, the present application provides an air conditioner, which includes an outer air conditioner unit and the above-mentioned inner air conditioner unit that are connected to each other.

The application provides a water washing fresh air device, an air conditioner internal unit and an air conditioner. The water washing fresh air device includes a water tank, a water washing assembly, a fresh air assembly and an air drive unit. In the chamber, the washing assembly is at least partially immersed in the washing liquid, so that the washing assembly can drive the washing liquid to form a water film and purify the air entering the water tank. The water tank has an air outlet and at least two air inlets, an air drive unit and an air outlet Connected to drive the air into the water tank and flow out from the air outlet, and the fresh air component is connected to any one of the at least two air inlets to provide outdoor air into the water tank, so that through different air inlets on the water tank, indoor air and air Outdoor air can enter the water tank. After the indoor air enters the water tank, it is purified by the water washing component in the water tank, which can remove dust in the air and have the effect of humidifying. The outdoor fresh air is discharged into the room to increase the oxygen content of the indoor air, and the air entering from different air inlets can be driven by the same air drive unit and share the same air duct, so that the water washing function and the fresh air function can be realized at the same time. Reduced costs.

In addition to the technical problems solved by the embodiments of the present application described above, the technical features constituting the technical solutions, and the beneficial effects brought about by the technical features of these technical solutions, the water washing fresh air device, the air conditioner internal unit and the air conditioner provided by the present application Other technical problems that can be solved, other technical features included in the technical solution, and the beneficial effects brought about by these technical features will be described in further detail in the specific embodiments.

Description of drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following will briefly introduce the accompanying drawings used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are some embodiments of the present application, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without any creative effort.

Fig. 1 is the structural representation of the fresh air device for washing provided by the embodiment of the application;

FIG. 2 is a schematic structural diagram of the fresh air device for washing with water from another perspective according to an embodiment of the present application.

The above-mentioned drawings have shown clear embodiments of the present disclosure, and will be described in more detail hereinafter. These drawings and written descriptions are not intended to limit the scope of the disclosed concepts in any way, but rather to illustrate the disclosed concepts to those skilled in the art by referring to specific embodiments.

Detailed ways

In order to make the purposes, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments It is a part of the embodiments of the present application, but not all of the embodiments.

First of all, those skilled in the art should understand that these embodiments are only used to explain the technical principles of the present application, and are not intended to limit the protection scope of the present application. Those skilled in the art can adjust it as needed to adapt to specific applications.

Secondly, it should be noted that, in the description of this application, the terms of direction or positional relationship indicated by the terms "inner" and "outer" are based on the direction or positional relationship shown in the drawings, which is only for the convenience of description, It is not intended to indicate or imply that a device or component must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as a limitation of the present application.

In addition, it should be noted that, in the description of this application, unless otherwise expressly specified and limited, the terms "connected" and "connected" should be understood in a broad sense, for example, it may be a fixed connection or a detachable connection , or integrally connected; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the internal communication of the two components. For those skilled in the art, the specific meanings of the above terms in this application can be understood according to specific situations.

In addition, the terms "first" and "second" are only used for descriptive purposes, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. Thus, a feature defined as "first" or "second" may expressly or implicitly include one or more of that feature. In the description of the present application, "plurality" means at least two, such as two, three, etc., unless expressly and specifically defined otherwise.

In the description of this specification, reference to the terms "one embodiment," "some embodiments," "exemplary embodiment," "example," "specific example," or "some examples", etc., is meant to incorporate the embodiments A particular feature, structure, material, or characteristic described by an example or example is included in at least one embodiment or example of the present disclosure. 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.

It can be seen that, in the prior art, the separate arrangement of the water washing device and the fresh air device is complicated in structure and high in cost.

In order to solve the above problems, the present application provides a water washing fresh air device, an air conditioner internal unit and an air conditioner, which can realize the air washing function and the fresh air function at the same time and reduce the cost.

Example 1

FIG. 1 is a schematic structural diagram of a water washing fresh air device provided by an embodiment of the application, and FIG. 2 is a structural schematic diagram of another perspective of the water washing fresh air device provided by an embodiment of the application. As shown in FIGS. The fresh air device includes a water tank 10, a water washing assembly 20, a fresh air assembly 30 and an air drive unit 40. The water tank 10 includes a first chamber 101 containing a washing liquid. The washing assembly 20 is arranged in the first chamber 101, and the washing assembly 20 is at least partially It is immersed in the water washing liquid, so that the water washing assembly 20 can drive the water washing liquid to form a water film, and purify the air entering the water tank 10 .

Specifically, the water tank 10 has an air outlet 13 and at least two air inlets, the air drive unit 40 communicates with the air outlet 13 to drive air into the water tank 10 and flows out from the air outlet 13, and the fresh air assembly 20 is connected to the at least two air inlets. Either one is connected to supply outdoor air into the water tank 10 .

It should be noted that, the water washing fresh air device provided in this embodiment realizes that both indoor air and outdoor air can enter the water tank 10 through a plurality of different air inlets provided on the water tank 10. After the indoor air enters the water tank 10, it is The water washing component 20 is purified, which can remove the dust in the air and have the effect of humidification. After the outdoor air enters the water tank 10 from the fresh air component 30, the outdoor fresh air can be discharged into the room through the air outlet 13 to improve the oxygen content of the indoor air. The air entering from different air inlets can be driven by the same air drive unit 40, and the same air duct is shared in the water tank 10, so that the water washing function and the fresh air function are realized, and the cost is reduced.

In addition, in this embodiment, in addition to accommodating the washing liquid, the casing of the water tank 10 can also be used to form an air duct for air circulation, so that it is not necessary to install a separate washing air duct outside the water tank 10, thereby reducing the Cost of production.

As an optional embodiment, the washing assembly 20 may include a washing unit 21, and the washing unit 21 may include a rotating shaft 211 and a washing member 212. The washing member 212 may be disposed on the rotating shaft 211, and both ends of the rotating shaft 211 are connected to the first chamber. The inner walls of the opposite sides of the 101 are connected, and the rotating shaft 211 can drive the washing member 212 to rotate, so that the washing member 212 drives the washing liquid to form a water film. When passing through the water film, the dust and impurities in the air can be adsorbed by the water film, so as to purify the air, and the circulating air will take away a certain amount of moisture in the water film to humidify the air.

Specifically, the rotating shaft 211 can be placed horizontally above the liquid level of the washing liquid. When the rotating shaft 211 drives the washing member 212 to rotate, the rotating radius of the washing member 212 can cover most of the air passages for air circulation, thereby ensuring the circulation of the water in the water tank 10. Air can pass through the water film of the water wash 212 .

Optionally, when the washing member 212 is driven by the rotating shaft 211 to rotate to the top of the liquid level of the washing liquid, the tangential direction of the rotation of the washing member 212 is consistent with the circulation direction of the air in the water tank 10, or is clamped with the circulation direction of the air in the water tank 10. The angle is an acute angle, so that the rotation of the washing member 212 can also play a role in draining the air, increasing the flow rate of the air, and improving the working efficiency of the washing fresh air device.

Optionally, the water tank 10 can also be provided with a deflector 15, the deflector 15 can be located between the air inlet and the water washing assembly 20, and the deflector 15 can divert the air entering from the air inlet, thereby improving the air washing. The purification effect can be improved, and the flow rate of the air can be increased, correspondingly improving the working efficiency of the fresh air device for washing with water in this embodiment.

As an optional method, the washing member 212 may be an integral piece with the rotating shaft 211 and integrally formed with the rotating shaft 211 .

As another optional method, the washing member 212 and the rotating shaft 211 may be of separate design, and the washing member 212 may be connected to the rotating shaft 211 by welding, or the washing member 212 may be detachably installed on the rotating shaft 211 through fasteners superior. This embodiment does not limit the specific connection manner of the washing member 212 and the rotating shaft 211 .

As an optional embodiment, the washing assembly 20 may further include a driving unit 22, the driving unit 22 may be installed on the outer side of the side wall of the water tank 10, and the output end of the driving unit 20 may be connected with the end of the rotating shaft 211, so that the The driving unit 20 drives the water cleaning member 212 to rotate continuously, so that a water film is continuously formed in the air duct, and the dust and impurities adsorbed by the water film are brought back to the cleaning solution in the first chamber 101 for precipitation.

Specifically, the side wall of the water tank 10 may be provided with a support seat, the end of the rotating shaft 211 may be installed on the support seat, the support seat may be provided with a rotating bearing, and the inner ring of the rotating bearing may be sleeved on the end of the rotating shaft 211 on the outer wall of the outer portion, so as to realize the rotation of the rotating shaft 211 relative to the water tank 10 .

Optionally, the output end of the drive unit 22 may be connected with a first engaging member, the end of the rotating shaft 211 may be connected with a second engaging member, and the first engaging member and the second engaging member may be a pair of gears that mesh with each other externally, Therefore, the driving unit 22 can drive the rotating shaft 211 to rotate by means of gear transmission.

Optionally, the driving unit 22 may be a motor, and parameters such as power and rotational speed of the motor are not specifically limited in this embodiment.

It should be noted that when the driving unit 22 drives the rotating shaft 211 to rotate, the washing member 212 will also slightly slap the liquid surface of the washing liquid, so that water mist can be formed above the liquid surface, and the air inside the water tank 10 will drive the water mist when flowing. It flows out and vaporizes from the air outlet, thereby increasing the indoor humidity.

As an optional embodiment, the washing member 212 may include a plurality of blades, and the plurality of blades are arranged at intervals along the length direction of the rotating shaft 211, so that when the rotating shaft 211 rotates and drives the blades to pass through the washing liquid, the blades can be separated between adjacent blades. A water film is formed, and the air passing through the water film can improve the filtration and purification effect of the air.

Specifically, the blades can be arranged perpendicular to the surface of the rotating shaft 211, and the blades can have a certain inclination angle relative to the rotation direction of the rotating shaft 211, so that the blades can more easily form a water film when rotating. This embodiment does not limit the specific deflection angle of the blade and the specific shape of the blade.

Exemplarily, the blades may be annular, and the annular blades may be circumferentially disposed around the outer wall of the rotating shaft 211 .

As an optional embodiment, a plurality of through holes may be provided on the blades. On the one hand, when the blades rotate through the washing liquid, a water film can be formed in the through holes on each blade, thereby improving the purification effect, and on the other hand On the one hand, the through holes on each blade can reduce the resistance of air circulation and improve the air flow.

Optionally, the plurality of through holes may be radially arranged on the surface of the blade along a direction perpendicular to the rotation axis 211 . This embodiment does not limit the arrangement of the through holes and the specific size of the through holes.

As an optional embodiment, the air inlet of the water tank 10 includes a first air inlet 11 and a second air inlet 12, the fresh air assembly 30 can be communicated with the first air inlet 11, and the second air inlet 12 can enter the air through the room The pipe 50 is communicated with the indoor air, so that the indoor air to be purified and the outdoor fresh air can enter the water tank 10 through different channels, so as to realize the independent control of the water washing function and the fresh air function.

Specifically, the fresh air assembly 30 may include a fresh air duct 31 and a first ventilation valve 32 , the first ventilation valve 32 may be disposed in the fresh air duct 21 , one end of the fresh air duct 31 is communicated with the first air inlet 11 , and the other end of the fresh air duct 31 In communication with the outdoor air, a second ventilation valve 51 is arranged in the indoor air inlet pipe 50 . In this way, the air circulation of the two air inlets can be controlled by controlling the first ventilation valve 32 and the second ventilation valve 51 respectively, so that any one of the water washing function and the fresh air function can be turned on, and the water washing function and the fresh air function can be turned on at the same time. .

Exemplarily, when the first ventilation valve 32 is opened and the second ventilation valve 51 is closed, the water washing unit 21 does not rotate, so that the air driving unit 40 can drive the outdoor air to flow into the water tank 10 through the fresh air duct 31 and be discharged into the water tank 10 through the air outlet 13 . Indoor; when the first ventilation valve 32 is closed and the second ventilation valve 51 is opened, the water washing unit 21 rotates, so that the air drive unit 40 can drive the indoor air to flow into the water tank 10, so as to carry out water cleaning for the indoor air; when the first ventilation valve 32 When both and the second ventilation valve 51 are opened, the water washing unit 21 rotates, so that the water washing function and the fresh air function can be realized at the same time.

As an optional embodiment, the water tank 10 may further include a second chamber 102 , the second chamber 102 is located between the air inlet and the first chamber 101 , and a filter element 14 may be disposed in the second chamber 102 , so that the air entering the water tank 10 can be filtered to further improve the air purification effect.

Optionally, the filter element 14 can be a high-efficiency particulate air filter (HEPA), which can filter the air entering the water tank 10 first, so as to avoid the phenomenon of "white powder" caused by the ejection of impurities with the airflow.

As an optional embodiment, the air drive unit 40 may be disposed above the water tank 10 , the air drive unit 40 may be a fan, and the impeller of the fan may be disposed opposite to the air outlet 13 of the water tank 10 .

The application provides a water washing fresh air device, an air conditioner internal unit and an air conditioner. The water washing fresh air device includes a water tank, a water washing assembly, a fresh air assembly and an air drive unit. In the chamber, the washing assembly is at least partially immersed in the washing liquid, so that the washing assembly can drive the washing liquid to form a water film and purify the air entering the water tank. The water tank has an air outlet and at least two air inlets, an air drive unit and an air outlet Connected to drive the air into the water tank and flow out from the air outlet, and the fresh air component is connected to any one of the at least two air inlets to provide outdoor air into the water tank, so that through different air inlets on the water tank, indoor air and air Outdoor air can enter the inside of the water tank. After the indoor air enters the water tank, it is purified by the water washing component in the water tank, which can remove the dust in the air and have the effect of humidification. The outdoor fresh air is discharged into the room to increase the oxygen content of the indoor air, and the air entering from different air intakes can be driven by the same air drive unit and share the same air duct, so that the water washing function and the fresh air function can be realized at the same time. Reduced costs.

Embodiment 2

This embodiment provides an indoor unit of an air conditioner, including the fresh water washing device in Embodiment 1. When the indoor unit of the air conditioner is working, the fresh air washing device can purify the gas blown out by the indoor unit of the air conditioner to improve air quality, and also has The fresh air function can send outdoor fresh air as indoors.

It should be noted that the washing fresh air device can be installed at the bottom, top or inside of the air conditioner. The air duct of the machine is connected. The specific structure and working mode of the water washing fresh air device are the same as those in the first embodiment, which will not be repeated here. It can be seen from the description in the first embodiment that the air conditioner provided in this embodiment can have the functions of purifying air and fresh air at the same time, and Can reduce costs.

Embodiment 3

This embodiment provides an air conditioner, including an air conditioner outer unit and an air conditioner inner unit in the second embodiment that are connected to each other.

Since the air conditioner provided in this embodiment includes the air conditioner internal unit in the second embodiment, that is, the water washing fresh air device in the first embodiment, the water washing function and the fresh air function can be simultaneously realized during use.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present application, but not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: The technical solutions described in the foregoing embodiments can still be modified, or some or all of the technical features thereof can be equivalently replaced; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the technical solutions of the embodiments of the present application. scope.

Claims

A water washing fresh air device is characterized in that it includes a water tank, a water washing assembly, a fresh air assembly and an air drive unit, the water tank includes a first chamber containing a washing liquid, and the water washing assembly is arranged in the first chamber, the water wash assembly is at least partially submerged in the water wash;

The water tank has an air outlet and at least two air inlets, the air drive unit communicates with the air outlet to drive air into the water tank and flows out from the air outlet, and the fresh air assembly is connected to the at least two air outlets. Either of the air inlets communicates to provide outdoor air into the water tank.
The fresh air device for washing with water according to claim 1, wherein the washing component comprises a washing unit, the washing unit includes a rotating shaft and a washing piece, the washing piece is arranged on the rotating shaft, and both ends of the rotating shaft It is connected with the inner walls on opposite sides of the first chamber, and the rotating shaft drives the washing member to rotate, so that the washing member drives the washing liquid to form a water film.
The fresh air device for washing with water according to claim 2, characterized in that, the washing assembly further comprises a driving unit, the driving unit is installed on the outer side of the side wall of the water tank, and the output end of the driving unit is connected with the rotating shaft. end connections.
The fresh air device for washing with water according to claim 2, wherein the washing member comprises a plurality of blades, and the plurality of blades are arranged at intervals along the length direction of the rotating shaft.
The fresh air device for washing with water according to claim 4, wherein the blades are provided with a plurality of through holes.
The fresh air device for washing with water according to any one of claims 1-5, wherein the air inlet comprises a first air inlet and a second air inlet, the fresh air assembly is communicated with the first air inlet, and the The second air inlet is communicated with the indoor air through the indoor air inlet pipe.
The fresh air device for washing with water according to claim 6, wherein the fresh air assembly comprises a fresh air duct and a first ventilation valve, the first ventilation valve is arranged in the fresh air duct, and one end of the fresh air duct is connected to the first ventilation valve. An air inlet is connected, and the other end of the fresh air duct is connected with the outdoor air;

A second ventilation valve is arranged in the indoor air inlet pipe.
The fresh air device for washing with water according to any one of claims 1-5, wherein the water tank further comprises a second chamber, and the second chamber is located between the air inlet and the first chamber , a filter element is arranged in the second chamber.
An air conditioner interior unit, characterized in that it comprises the water washing fresh air device according to any one of claims 1-8.
An air conditioner is characterized in that it comprises an outer air conditioner unit and an inner air conditioner unit according to claim 9 , which are connected to each other.