WO2023206955A1

WO2023206955A1 - Window-type air conditioner

Info

Publication number: WO2023206955A1
Application number: PCT/CN2022/121617
Authority: WO
Inventors: 王铭升; 杨成立; 雷志盛; 姚龙; 董培利; 张康文; 杨永艺
Original assignee: 芜湖美智空调设备有限公司; 广东美的制冷设备有限公司
Priority date: 2022-04-30
Filing date: 2022-09-27
Publication date: 2023-11-02

Abstract

A window-type air conditioner (100), comprising: an indoor unit assembly (10), the indoor unit assembly (10) comprising an indoor heat exchanger (11) and an indoor drain pan (12); an outdoor unit assembly (20), the outdoor unit assembly (20) comprising an outdoor heat exchanger (21) and an outdoor drain pan (22); and a heating water delivery device, which is configured to deliver water in the outdoor drain pan (22) to the indoor heat exchanger (11) under a heating mode.

Description

window air conditioner

Cross-references to related applications

This application is filed based on Chinese patent applications with application numbers 202210476824.0 and 202221055920.X, and the filing date is April 30, 2022, and claims the priority of the Chinese patent application. The entire content of the Chinese patent application is hereby incorporated into this application as refer to.

Technical field

The present application relates to the technical field of air conditioning, and in particular to a window air conditioner.

Background technique

In the related art, the water in the water receiving pan of the air conditioner indoor unit is discharged to the sewer pipe through the drain pipe, and the water generated by the air conditioner outdoor unit is directly discharged downward through the drain hole or the drain pipe. In the solution using drainage pipes, specialized workers are required to route and install the pipes, and the workers also need to determine the installation location of the air conditioner based on the location of the sewer pipes, which increases the installation difficulty and cost. However, in the case of outdoor units of air conditioners without drainage pipes, In the plan, there is a risk that the generated water will fall downstairs.

Application content

This application aims to solve at least one of the technical problems existing in the prior art. To this end, one purpose of this application is to propose a window air conditioner that is more beautiful after installation and has lower installation difficulty and installation cost.

The window air conditioner according to the embodiment of the present application includes: an indoor unit assembly, the indoor unit assembly includes an indoor heat exchanger and an indoor water tray, and the indoor water tray is located below the indoor heat exchanger; Outdoor unit assembly, the outdoor unit assembly includes an outdoor heat exchanger and an outdoor water tray, the outdoor water tray is located below the outdoor heat exchanger; a heating water delivery device is used to heat the water in the heating mode. The water in the outdoor water receiving pan is transported to the indoor heat exchanger.

According to the window air conditioner according to the embodiment of the present application, by providing a heating water delivery device, in the heating mode, the indoor heat exchanger can be used to evaporate the water generated by the outdoor heat exchanger, that is, the window air conditioner can evaporate it. The generated water is consumed inside the unit, without the need for external drainage pipes, making the unit more beautiful after installation. When installing the unit, the height of the sewer pipe is not required, which reduces the difficulty and cost of installation.

According to some embodiments of the present application, the window air conditioner further includes: a refrigeration water delivery device for delivering water in the indoor water receiving pan to the outdoor heat exchanger in cooling mode.

According to some embodiments of the present application, an outdoor water tray is provided above the outdoor heat exchanger, the outdoor water tray is connected to the refrigeration water delivery device, and the outdoor water tray has multiple outdoor water outlets. to discharge water towards the outdoor heat exchanger.

In some embodiments, at least a portion of the plurality of outdoor water outlets are arranged in an extending direction of the outdoor heat exchanger.

According to some embodiments of the present application, a filtering device is provided between the outdoor water receiving tray and the refrigeration water delivery device in the direction of water flow.

According to some embodiments of the present application, an indoor water tray is provided above the indoor heat exchanger, the indoor water tray is connected to the heating water delivery device, and the indoor water tray has multiple indoor water outlets. hole to discharge water towards the indoor heat exchanger.

In some embodiments, at least part of the plurality of indoor water outlets are arranged in the extending direction of the indoor heat exchanger.

According to some embodiments of the present application, the heating water delivery device includes: a first water delivery pipe connecting the indoor water receiving tray and the outdoor water receiving tray; a first water delivery member, The first water delivery member is connected to the first water delivery pipe and is used to deliver water in the outdoor water receiving pan to the indoor water receiving pan in the heating mode.

In some embodiments, the heating water delivery device further includes: a second water delivery pipe, one end of the second water delivery pipe is connected to the indoor water receiving pan and the other end extends toward the indoor heat exchanger; Two water delivery parts, the second water delivery part is connected to the second water delivery pipe, and is used to deliver water in the indoor water receiving pan to the indoor heat exchanger in the heating mode.

In some examples, the first water delivery member and the second water delivery member are both one-way water pumps, the first water delivery member is provided in the outdoor water tray, and the second water delivery member Located in the indoor water tray.

In some embodiments, the first water delivery member is a two-way water pump, and the first water delivery member is also used to deliver water in the indoor water collection pan to the outdoor water collection in the cooling mode. Within the plate.

According to other embodiments of the present application, the heating water delivery device includes: a third water delivery pipe, one end of the third water delivery pipe is connected to the outdoor water receiving pan and the other end extends toward the indoor heat exchanger. ; A third water delivery member, the third water delivery member is connected to the third water delivery pipe, and is used to deliver water in the outdoor water tray to the indoor heat exchanger in the heating mode superior.

According to some embodiments of the present application, the refrigeration water delivery device includes: a fourth water delivery pipe connecting the indoor water receiving tray and the outdoor water receiving tray; a fourth water delivery member, The fourth water delivery member is connected to the fourth water delivery pipe and is used to deliver water in the indoor water receiving pan to the outdoor water receiving pan in the cooling mode.

In some embodiments, the refrigeration water delivery device further includes: a fifth water delivery pipe, one end of the fifth water delivery pipe is connected to the outdoor water receiving pan and the other end extends toward the outdoor heat exchanger; A water delivery member, the fifth water delivery member is connected to the fifth water delivery pipe, and is used to deliver water in the outdoor water receiving pan to the outdoor heat exchanger in the cooling mode.

In some examples, the fourth water delivery member and the fifth water delivery member are both one-way water pumps, the fourth water delivery member is provided in the indoor water tray, and the fifth water delivery member Located in the outdoor water tray.

According to some further embodiments of the present application, the refrigeration water delivery device includes: a sixth water delivery pipe, one end of the sixth water delivery pipe is connected to the indoor water receiving pan and the other end extends toward the outdoor heat exchanger; A sixth water delivery member, the sixth water delivery member is connected to the sixth water delivery pipe, and is used to deliver water in the indoor water receiving pan to the outdoor heat exchanger in the cooling mode.

According to a further embodiment of the present application, the window air conditioner further includes: a casing defining an indoor cavity and an outdoor cavity arranged at intervals, the indoor unit assembly is disposed in the indoor cavity, and the outdoor unit The assembly is disposed in the outdoor chamber, wherein the housing also defines an accommodation cavity, the accommodation cavity communicates with the indoor cavity and the outdoor cavity, the heating water delivery device and the refrigeration water delivery device respectively across the containing chamber.

Additional aspects and advantages of the 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 application.

Description of drawings

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

Figure 1 is a schematic structural diagram of a window air conditioner according to an embodiment of the present application;

Figure 2 is a partial structural diagram of the window air conditioner shown in Figure 1;

Figure 3 is a schematic structural diagram of the outdoor water tray of the window air conditioner shown in Figure 2;

Figure 4 is a schematic structural diagram of a window air conditioner according to another embodiment of the present application;

FIG. 5 is a partial structural diagram of the window air conditioner shown in FIG. 4 .

Reference signs:

window air conditioner 100,

Indoor unit assembly 10, indoor heat exchanger 11, indoor water tray 12, indoor fan 13, indoor water tray 14,

Outdoor unit assembly 20, outdoor heat exchanger 21, outdoor water tray 22, outdoor fan 23, outdoor water tray 24, outdoor water outlet 241,

The first water delivery pipe 31, the first water delivery member 32,

The second water delivery pipe 41, the second water delivery member 42,

The fourth water delivery pipe 51, the fourth water delivery member 52,

The fifth water delivery pipe 61, the fifth water delivery member 62,

The sixth water delivery pipe 71, the sixth water delivery member 72,

Shell 80, indoor cavity 81, outdoor cavity 82, and accommodation cavity 83.

Detailed ways

The embodiments of the present application are described in detail below. Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements with the same or similar functions. The embodiments described below with reference to the drawings are exemplary and are only used to explain the present application and cannot be understood as limiting the present application.

The window air conditioner 100 according to the embodiment of the present application is described below with reference to FIGS. 1 to 5 .

As shown in Figures 1 and 4, the window air conditioner 100 according to the embodiment of the present application includes an indoor unit assembly 10 and an outdoor unit assembly 20. The indoor unit assembly 10 includes an indoor heat exchanger 11 and an indoor water receiving pan 12. The water tray 12 is located below the indoor heat exchanger 11. The indoor water tray 12 can receive the water generated by the indoor heat exchanger 11. The outdoor unit assembly 20 includes an outdoor heat exchanger 21 and an outdoor water tray 22. The outdoor water tray 22 is provided below the outdoor heat exchanger 21, and the outdoor water receiving pan 22 can receive the water generated by the outdoor heat exchanger 21.

Further, the window air conditioner 100 also includes a heating water delivery device. When the window air conditioner 100 is in the heating mode, the water generated by the outdoor heat exchanger 21 falls into the outdoor water receiving pan 22, and the heating water delivery device can Transport the water in the outdoor water tray 22 to the indoor heat exchanger 11. In this mode, the temperature of the indoor heat exchanger 11 is higher, and the indoor heat exchanger 11 can evaporate the water on it without leaving any traces. The risk of going downstairs.

According to the window air conditioner 100 according to the embodiment of the present application, by providing a heating water delivery device, in the heating mode, the indoor heat exchanger 11 can be used to evaporate the water generated by the outdoor heat exchanger 21, that is, the window air conditioner 100 can consume the water it generates inside the unit without the need for external drainage pipes, making the unit more beautiful after installation. When installing the unit, the height of the sewer pipe is not required, which reduces the difficulty and cost of installation.

According to some embodiments of the present application, the window air conditioner 100 also includes a refrigeration water delivery device. When the window air conditioner 100 is in the cooling mode, the water generated by the indoor heat exchanger 11 falls into the indoor water tray 12, and the refrigeration water delivery device The device can transport the water in the indoor water tray 12 to the outdoor heat exchanger 21. In this mode, the temperature of the outdoor heat exchanger 21 is higher, and the outdoor heat exchanger 21 can evaporate the water on it. That is to say, in the cooling mode, the outdoor heat exchanger 21 can be used to evaporate the water generated by the indoor heat exchanger 11. There is no need to set up a drainage pipe to connect the sewer pipe indoors, and there is no need to consider it when installing the air conditioner. The height of the sewer pipe.

Specifically, the projection of the indoor heat exchanger 11 in the plane where the indoor water receiving pan 12 is located is located in the indoor water receiving pan 12, ensuring that the indoor water receiving pan 12 can receive the water generated by the indoor heat exchanger 11. The extension direction of the indoor water receiving pan 12 can be consistent with the extending direction of the indoor heat exchanger 11. For example, the indoor heat exchanger 11 can form a linear structure. Correspondingly, the indoor water receiving pan 12 can also be formed to exchange heat with the indoor space. The shape of the container 11 corresponds to a linear structure.

Similarly, the projection of the outdoor heat exchanger 21 in the plane where the outdoor water receiving pan 22 is located is located in the outdoor water receiving pan 22, ensuring that the outdoor water receiving pan 22 can receive the water generated by the outdoor heat exchanger 21. The extension direction of the outdoor heat exchanger 21 may be consistent with the extension direction of the outdoor heat exchanger 21 . For example, the outdoor heat exchanger 21 may form a U-shaped structure. Correspondingly, the outdoor water tray 24 may be formed in the same direction as the outdoor heat exchanger 21 . The shape of 21 corresponds to the U-shaped structure or L-shaped structure.

As shown in Figures 2 and 3, an outdoor water tray 24 is provided above the outdoor heat exchanger 21. The outdoor water tray 24 is connected to the refrigeration water delivery device. When the window air conditioner 100 is in the cooling mode, the indoor heat exchanger The water generated by the device 11 falls into the indoor water receiving pan 12, and the refrigeration water delivery device can transport the water in the indoor water receiving pan 12 to the outdoor water receiving pan 24.

Among them, the outdoor water tray 24 has a plurality of outdoor water outlets 241. The water in the outdoor water tray 24 can flow out from the multiple outdoor water outlets 241 to achieve the purpose of discharging water toward the outdoor heat exchanger 21. Since in the cooling mode, The temperature of the outdoor heat exchanger 21 is relatively high, and the outdoor heat exchanger 21 can evaporate the water on it.

Therefore, by providing the outdoor water tray 24 with multiple outdoor water outlets 241, the water generated by the indoor heat exchanger 11 can be stored, so that this water can fall to different parts of the outdoor heat exchanger 21 in a wider range. In this way, the contact area between water and the outdoor heat exchanger 21 can be increased, the heat generated by the outdoor heat exchanger 21 can be fully utilized, so that water can be evaporated by the outdoor heat exchanger 21 as much as possible, and a large amount of water can be avoided from falling to the outdoor water pan 22 There is no need to set up a separate drainage pipe.

In some embodiments, at least a part of the plurality of outdoor water outlets 241 is arranged in the extending direction of the outdoor heat exchanger 21 .

As shown in Figures 2 and 3, the outdoor heat exchanger 21 includes a first heat exchange part, a second heat exchange part and a third heat exchange part. The first heat exchange part and the third heat exchange part are arranged oppositely. The second heat exchange part The hot part is connected between the first heat exchange part and the third heat exchange part, that is, the outdoor heat exchanger 21 may form a U-shaped structure.

Correspondingly, the outdoor water tray 24 can form a U-shaped structure or an L-shaped structure corresponding to the shape of the outdoor heat exchanger 21, and a plurality of outdoor water outlets 241 are arranged along the extension direction of the outdoor heat exchanger 21, so that the outdoor water The water in the water tray 24 can fall to different parts of the outdoor heat exchanger 21 in a wider range in the extension direction of the outdoor heat exchanger 21, making full use of the heat generated by the outdoor heat exchanger 21, so that the water can be used as much as possible. Evaporated by the outdoor heat exchanger 21.

In order to prevent debris in the outdoor water receiving tray 22 from clogging the pipeline of the refrigeration water delivery device, a filtering device is provided between the outdoor water receiving pan 22 and the refrigeration water delivery device in the direction of water flow. Wherein, the filtering device can be arranged at the inlet of the refrigeration water delivery device.

As shown in Figure 2, according to some embodiments of the present application, an indoor water tray 14 is provided above the indoor heat exchanger 11. The indoor water tray 14 is connected to the heating water delivery device. When the window air conditioner 100 is in the cooling mode, In the heating mode, the water generated by the outdoor heat exchanger 21 falls into the outdoor water tray 22, and the heating water delivery device can transport the water in the outdoor water tray 22 to the indoor water tray 14.

Among them, the indoor water tray 14 has a plurality of indoor water outlets, and the water in the indoor water tray 14 can flow out from the multiple indoor water outlets to achieve the purpose of discharging water toward the indoor heat exchanger 11. Since in the heating mode, the indoor water The temperature of the heat exchanger 11 is relatively high, and the indoor heat exchanger 11 can evaporate the water on it to prevent a large amount of water from falling into the indoor water tray 12 and overflowing. There is no need to set up a separate drainage pipe.

Therefore, by arranging the indoor water tray 14 with multiple indoor water outlets, the water generated by the outdoor heat exchanger 21 can be stored, so that this part of water can fall to different parts of the indoor heat exchanger 11 in a wider range, so that The contact area between water and the indoor heat exchanger 11 can be increased, and the heat generated by the indoor heat exchanger 11 can be fully utilized, so that the water can be evaporated by the indoor heat exchanger 11 as much as possible, and a large amount of water can be prevented from falling into the indoor water tray 12 .

In some embodiments, at least part of the plurality of indoor water outlets are arranged in the extension direction of the indoor heat exchanger 11, so that the water in the indoor water tray 14 can fall to the indoor heat exchanger 11 in a wider range. Different parts make full use of the heat generated by the indoor heat exchanger 11 so that water can be evaporated by the indoor heat exchanger 11 as much as possible.

As shown in Figures 1 and 4, according to some embodiments of the present application, the heating water delivery device includes a first water delivery pipe 31 and a first water delivery member 32. The first water delivery pipe 31 connects the indoor water receiving pan 12 and the outdoor water receiving plate. Pan 22, the first water delivery member 32 is connected to the first water delivery pipe 31. When the window air conditioner 100 is in the heating mode, the water generated by the outdoor heat exchanger 21 falls into the outdoor water receiving pan 22, and the first water delivery member 32 The water in the outdoor water receiving pan 22 can be transported to the indoor water receiving pan 12 through the first water pipe 31, so that there is no need to set up a drainage pipe outdoors and there is no risk of falling downstairs.

In some embodiments, the heating water delivery device also includes a second water delivery pipe 41 and a second water delivery member 42. One end of the second water delivery pipe 41 is connected to the indoor water receiving pan 12, and the other end of the second water delivery pipe 41 faces The indoor heat exchanger 11 extends, and the second water delivery member 42 is connected to the second water delivery pipe 41 .

When the window air conditioner 100 is in the heating mode, the lower-temperature water generated by the outdoor heat exchanger 21 falls into the outdoor water receiving pan 22, and the first water delivery member 32 can transfer the relatively low-temperature water in the outdoor water receiving pan 22. The water is transported to the indoor water receiving pan 12 through the first water pipe 31. This part of the water is mixed with the higher temperature water before the indoor water receiving pan 12 to form warm water. The second water delivery member 42 can transfer the water in the indoor water receiving pan 12. It is transported to the indoor heat exchanger 11 through the second water pipe 41. Since the temperature of the indoor heat exchanger 11 is relatively high in the heating mode, the indoor heat exchanger 11 can evaporate the water on it to prevent a large amount of water from falling into the indoor water tray 12 and overflowing. There is no need to set up a separate drainage pipe. .

It should be noted that part of the water falling on the indoor heat exchanger 11 is evaporated by the indoor heat exchanger 11, and the other part of the water falls back to the indoor water receiving pan 12 again. The second water delivery member 42 continues to operate, thereby bringing the indoor water into the room. The water in the drip tray 12 is completely evaporated. When the outdoor ambient temperature is below 0°C, an electric heating belt or a hot gas bypass pipe can be used to insulate the first water delivery pipe 31, the first water delivery member 32, and the filter device connected to the first water delivery pipe 31 to prevent freeze.

In some examples, the first water delivery member 32 is a one-way water pump, and the first water delivery member 32 is provided in the outdoor water receiving pan 22 to ensure that all water in the outdoor water receiving pan 22 can be delivered to the indoor water receiving pan 12 .

In some examples, the second water delivery member 42 is a one-way water pump, and the second water delivery member 42 is provided in the indoor water receiving pan 12 to ensure that all water in the indoor water receiving pan 12 can be delivered to the indoor heat exchanger 11 .

In some embodiments not shown in the drawings of this application, the first water delivery member 32 is a bidirectional water pump, and the first water delivery member 32 is also used to deliver water in the indoor water tray 12 to the room in the cooling mode. Inside the external water pan 22.

That is to say, the first water delivery component 32 operates regardless of whether the window air conditioner 100 is in the heating mode or the cooling mode. Specifically, when the window air conditioner 100 is in the heating mode, the first water delivery component 32 can The water in the outdoor water receiving pan 22 can be transported to the indoor water receiving pan 12. When the window air conditioner 100 is in the cooling mode, the first water delivery component 32 can transport all the water in the indoor water receiving pan 12. into the outdoor water receiving tray 22 to effectively utilize components, reduce the number of components, and reduce costs.

In other embodiments not shown in the drawings of this application, the heating water delivery device includes: a third water delivery pipe and a third water delivery member. One end of the third water delivery pipe is connected to the outdoor water receiving pan 22. The other end of the water pipe extends toward the indoor heat exchanger 11, and the third water delivery member is connected to the third water delivery pipe. The window air conditioner 100 is in the heating mode, and the third water delivery member can collect the water in the outdoor water tray 22. Directly delivered to the indoor heat exchanger 11.

In the embodiment where the indoor water tray 14 is provided above the indoor heat exchanger 11, one end of the third water pipe is connected to the outdoor water tray 22, and the other end of the third water pipe is connected to the indoor water tray 14. When the air conditioner 100 is in the heating mode, the water generated by the outdoor heat exchanger 21 falls into the outdoor water tray 22. The third water delivery component can directly transport the water in the outdoor water tray 22 to the indoor water tray 14. The water in the indoor water tray 14 can flow out from multiple indoor water outlets to achieve the purpose of discharging water toward the indoor heat exchanger 11. Since in the heating mode, the temperature of the indoor heat exchanger 11 is relatively high, the indoor heat exchanger 11 The water on it can be evaporated to prevent a large amount of water from falling into the indoor water tray 12 and overflowing, and there is no need to set up a separate drainage pipe.

As shown in Figure 1, according to some embodiments of the present application, the refrigeration water delivery device includes a fourth water delivery pipe 51 and a fourth water delivery member 52. The fourth water delivery pipe 51 connects the indoor water receiving pan 12 and the outdoor water receiving pan 22. The fourth water delivery member 52 is connected to the fourth water delivery pipe 51. When the window air conditioner 100 is in the cooling mode, the water generated by the indoor heat exchanger 11 falls into the indoor water receiving pan 12. The fourth water delivery member 52 can connect the indoor water to the water receiving pan 12. The water in the water pan 12 is transported to the outdoor water receiving pan 22 through the fourth water pipe 51. In this way, there is no need to install a drainage pipe connected to the sewer indoors, and there is no need to consider the height of the sewer when installing the window air conditioner 100, which reduces The installation process reduces the installation difficulty and installation costs.

In some embodiments, the refrigeration water delivery device further includes a fifth water delivery pipe 61 and a fifth water delivery member 62. One end of the fifth water delivery pipe 61 is connected to the outdoor water receiving pan 22, and the other end of the fifth water delivery pipe 61 faces the outdoors. The heat exchanger 21 extends, and the fifth water delivery member 62 is connected to the fifth water delivery pipe 61 .

When the window air conditioner 100 is in the cooling mode, the water with a lower temperature generated by the indoor heat exchanger 11 falls into the indoor water receiving pan 12, and the fourth water delivery member 52 can transfer the water with a relatively low temperature in the indoor water receiving pan 12. It is transported to the outdoor water receiving pan 22 through the fourth water delivery pipe 51. This part of the water is mixed with the higher temperature water before the outdoor water receiving pan 22 to form warm water. The fifth water delivery member 62 can pass the water in the outdoor water receiving pan 22. The fifth water delivery pipe 61 delivers to the outdoor heat exchanger 21 . Since the temperature of the outdoor heat exchanger 21 is relatively high in the cooling mode, the outdoor heat exchanger 21 can evaporate the water on it to prevent a large amount of water from falling into the outdoor water tray 22 and overflowing, without the need to set up a separate drainage pipe.

It should be noted that part of the water falling on the outdoor heat exchanger 21 is evaporated by the outdoor heat exchanger 21, and the other part falls back to the outdoor water receiving pan 22 again. The fifth water delivery member 62 continues to operate, thereby connecting the outdoor water to the water. The water in the water pan 22 is completely evaporated.

In some examples, the fourth water delivery member 52 is a one-way water pump, and the fourth water delivery member 52 is provided in the indoor water receiving pan 12 to ensure that all water in the indoor water receiving pan 12 can be delivered to the outdoor water receiving pan 22 .

In some examples, the fifth water delivery member 62 is a one-way water pump, and the fifth water delivery member 62 is provided in the outdoor water receiving pan 22 to ensure that all water in the outdoor water receiving pan 22 can be delivered to the outdoor heat exchanger 21 .

According to some further embodiments of the present application, the refrigeration water delivery device includes a sixth water delivery pipe 71 and a sixth water delivery member 72. One end of the sixth water delivery pipe 71 is connected to the indoor water receiving pan 12, and the other end of the sixth water delivery pipe 71 Extending toward the outdoor heat exchanger 21, the sixth water delivery member 72 is connected to the sixth water delivery pipe 71. When the window air conditioner 100 is in the cooling mode, the sixth water delivery member 72 can pass the water in the indoor water receiving pan 12 through the sixth water delivery member 72. The six water pipes 71 are transported to the outdoor heat exchanger 21, so that there is no need to install a drainage pipe connected to the sewer indoors, and there is no need to consider the height of the sewer when installing the window air conditioner 100, which reduces the installation process and reduces the difficulty of installation. and installation costs.

Specifically, as shown in FIG. 4 , when the window air conditioner 100 is in the cooling mode, the water generated by the indoor heat exchanger 11 falls into the indoor water receiving pan 12 , and the sixth water delivery member 72 can transfer the water in the indoor water receiving pan 12 . The water is transported to the outdoor heat exchanger 21. Since the temperature of the outdoor heat exchanger 21 is higher in the cooling mode, part of the water falling on the outdoor heat exchanger 21 is evaporated by the outdoor heat exchanger 21, and the other part falls back to In the outdoor water receiving tray 22, the first water delivery member 32 can transport the water in the outdoor water receiving pan 22 to the indoor water receiving pan 12 through the first water delivery pipe 31. The sixth water delivery member 72 and the first water delivery member 32 Continue to operate, thereby eventually evaporating the water.

In the embodiment where the outdoor water tray 24 is provided above the outdoor heat exchanger 21, one end of the sixth water pipe 71 is connected to the indoor water tray 12, and the other end of the sixth water pipe 71 is connected to the outdoor water tray 24. When the window air conditioner 100 is in the cooling mode, the water generated by the indoor heat exchanger 11 falls into the indoor water tray 12 , and the sixth water delivery member 72 can transport the water in the indoor water tray 12 to the outdoor water tray 24 , the water in the outdoor water tray 24 can flow out from the plurality of outdoor water outlets 241 to achieve the purpose of discharging water toward the outdoor heat exchanger 21. Since in the cooling mode, the temperature of the outdoor heat exchanger 21 is relatively high, the outdoor heat exchanger 21 can evaporate the water on it to prevent a large amount of water from falling into the outdoor water tray 22 and overflowing, and there is no need to set up a separate drainage pipe.

According to a further embodiment of the present application, the window air conditioner 100 further includes a housing 80, which defines an indoor cavity 81 and an outdoor cavity 82. The indoor cavity 81 and the outdoor cavity 82 are spaced apart, and the indoor unit assembly 10 is located indoors. In the cavity 81 , the outdoor unit assembly 20 is disposed in the outdoor cavity 82 . Among them, the indoor unit assembly 10 also includes an indoor fan 13. The indoor fan 13 is disposed close to the indoor heat exchanger 11 so as to supply air to the room.

Furthermore, the housing 80 also defines an accommodation cavity 83, which communicates with the indoor cavity 81 and the outdoor cavity 82. The heating water delivery device and the cooling water delivery device respectively span the accommodation cavity 83, so that the heating water delivery device Part of the structure of the cooling and water delivery device is hidden in the accommodation cavity 83, which does not affect the appearance of the window air conditioner 100.

Based on the window air conditioner 100 in the present application, the inventor of the present application conducted a large number of experiments. Specifically, the window air conditioner 100 was tested in the heating mode without defrost state, the heating mode with defrost state, and Test in cooling mode. The specific test data is as follows:

Among them, the window air conditioner 100 generates a lot of defrost water in the heating mode without defrost. Taking the outdoor dry bulb temperature of 8.3°C/wet bulb temperature of 6.1°C as an example, the outdoor humidity is 72%, and the indoor humidity is 72%. The humidity is 55%, the outdoor heat exchanger 21 produces about 675 ml of water per hour, the indoor heat exchanger 11 evaporates about 780 ml of water per hour, and the indoor air outlet temperature is 36.5°C.

The window air conditioner 100 is in the heating mode with defrost. Taking the outdoor dry bulb temperature of 2°C/wet bulb temperature of 1°C as an example, the outdoor humidity is 83% and the indoor humidity is 55%. The outdoor heat exchanger 21 About 900ml of water is generated in one defrost cycle (120 minutes). It takes about 80 minutes for the indoor heat exchanger to evaporate this water. The indoor air outlet temperature is 35°C.

In the cooling mode of the window air conditioner 100, when the outdoor ambient temperature is lower, the outdoor heat exchanger 21 is less likely to evaporate water. Taking the outdoor dry bulb temperature of 27.8°C/wet bulb temperature of 18.3°C as an example, the outdoor humidity is 39 %, the indoor humidity is 50%, the indoor heat exchanger 11 produces about 810 ml of water per hour, the outdoor heat exchanger 21 evaporates about 1150 ml of water per hour, and the outdoor air outlet temperature is 36.5°C.

Therefore, by setting up the heating water delivery device and the cooling water delivery device, the window air conditioner 100 can consume the water it generates inside the unit regardless of whether it is in the heating mode or the cooling mode, without the need for an external drainage pipe. The unit is more beautiful after installation, and when installing the unit, the height of the sewer pipe is not required, which reduces the installation difficulty and installation cost.

The window air conditioner 100 according to the embodiment of the present application is described below in conjunction with some specific embodiments.

As shown in FIG. 1 , the window air conditioner 100 includes a housing 80 , an indoor unit assembly 10 and an outdoor unit assembly 20 . The housing 80 defines an indoor cavity 81 , an outdoor cavity 82 and an accommodation cavity 83 located between them.

The indoor unit assembly 10 includes an indoor heat exchanger 11, an indoor water tray 12, an indoor fan 13 and an indoor water tray 14. The indoor water tray 12 is installed directly below the indoor heat exchanger 11, and the indoor water tray 14 is installed on Directly above the indoor heat exchanger 11, the indoor fan 13 is installed on one side of the indoor heat exchanger 11.

The outdoor unit assembly 20 includes an outdoor heat exchanger 21, an outdoor water tray 22, an outdoor fan 23 and an outdoor water tray 24. The outdoor water tray 22 is installed directly below the outdoor heat exchanger 21, and the outdoor water tray 24 is installed on Directly above the outdoor heat exchanger 21, the outdoor fan 23 is installed on one side of the outdoor heat exchanger 21.

Embodiment 1

As shown in FIG. 1 , the window air conditioner 100 further includes a first water delivery pipe 31 , a first water delivery member 32 , a second water delivery pipe 41 , a second water delivery member 42 , a fourth water delivery pipe 51 , and a fourth water delivery member. 52. The fifth water delivery pipe 61 and the fifth water delivery member 62.

The first water pipe 31 passes from the indoor cavity 81 through the accommodation chamber 83 and extends to the outdoor cavity 82. One end of the first water pipe 31 extends downward to communicate with the outdoor water tray 22, and the other end of the first water pipe 31 faces downward. Extending to communicate with the indoor water receiving pan 12 , the first water delivery member 32 is disposed in the outdoor water receiving pan 22 and communicates with one end of the first water delivery pipe 31 .

The second water pipe 41 is disposed in the indoor cavity 81. The lower end of the second water pipe 41 is connected to the indoor water tray 12. The upper end of the second water pipe 41 is connected to the indoor water tray 14. The second water pipe 42 is disposed in The indoor water receiving pan 12 is connected to the lower end of the second water delivery pipe 41 .

The fourth water pipe 51 passes from the indoor cavity 81 through the accommodation chamber 83 and extends to the outdoor cavity 82. One end of the fourth water pipe 51 extends downward to communicate with the outdoor water tray 22, and the other end of the fourth water pipe 51 faces downward. Extending to communicate with the indoor water receiving pan 12 , the fourth water delivery member 52 is disposed in the indoor water receiving pan 12 and communicates with the other end of the fourth water delivery pipe 51 .

The fifth water delivery pipe 61 is located in the outdoor chamber 82. The lower end of the fifth water delivery pipe 61 is connected to the outdoor water receiving pan 22. The upper end of the fifth water delivery pipe 61 is connected to the outdoor water holding pan 24. The fifth water delivery member 62 is located in the outdoor chamber 82. The outdoor water receiving pan 22 is connected to the lower end of the fifth water pipe 61 .

In the heating mode, the lower-temperature water generated by the outdoor heat exchanger 21 falls into the outdoor water receiving pan 22 , and the first water delivery member 32 can transfer the relatively low-temperature water in the outdoor water receiving pan 22 through the first delivery member 32 . The water pipe 31 is delivered to the indoor water receiving pan 12. This part of the water is mixed with the higher temperature water before the indoor water receiving pan 12 to form warm water. The second water delivery member 42 can pass the water in the indoor water receiving pan 12 through the second water delivery pipe. 41 is transported to the indoor water tray 14, and the water in the indoor water tray 14 can fall to the indoor heat exchanger 11. Since in the heating mode, the temperature of the indoor heat exchanger 11 is relatively high, part of the water falling on the indoor heat exchanger 11 is evaporated by the indoor heat exchanger 11, and the other part of the water falls back to the indoor water pan 12 again. The second water delivery member 42 continues to operate, thereby completely evaporating the water in the indoor water receiving tray 12 .

In the cooling mode, the lower temperature water generated by the indoor heat exchanger 11 falls into the indoor water receiving pan 12, and the fourth water delivery member 52 can pass the relatively low temperature water in the indoor water receiving pan 12 through the fourth water delivery pipe. 51 is transported to the outdoor water receiving pan 22. This part of the water is mixed with the higher temperature water before the outdoor water receiving pan 22 to form warm water. The fifth water delivery member 62 can pass the water in the outdoor water receiving pan 22 through the fifth water delivery pipe 61 It is transported to the outdoor water tray 24, and the water in the outdoor water tray 24 can fall onto the outdoor heat exchanger 21. Since in the cooling mode, the temperature of the outdoor heat exchanger 21 is relatively high, part of the water falling on the outdoor heat exchanger 21 is evaporated by the outdoor heat exchanger 21, and the other part falls back to the outdoor water pan 22 again. Fifth, The water delivery member 62 continues to operate, thereby completely evaporating the water in the outdoor water tray 22 .

Embodiment 2

As shown in FIG. 4 , the window air conditioner 100 also includes a first water delivery pipe 31 , a first water delivery member 32 , a second water delivery pipe 41 , a second water delivery member 42 , a sixth water delivery pipe 71 , and a sixth water delivery member. 72.

The sixth water pipe 71 passes from the indoor cavity 81 through the accommodation chamber 83 and extends to the outdoor cavity 82. One end of the sixth water pipe 71 extends downward to communicate with the indoor water tray 12, and the other end of the sixth water pipe 71 is connected to the outdoor space. The water holding tray 24 is connected, the sixth water delivery member 72 is provided in the indoor water receiving tray 12 and one end of the sixth water delivery pipe 71 is connected.

In the cooling mode, the water generated by the indoor heat exchanger 11 falls into the indoor water receiving pan 12. The sixth water delivery member 72 can transport the water in the indoor water receiving pan 12 to the outdoor water receiving pan 24. The outdoor water receiving pan The water in 24 can fall onto the outdoor heat exchanger 21. Since in the cooling mode, the temperature of the outdoor heat exchanger 21 is relatively high, part of the water falling on the outdoor heat exchanger 21 is evaporated by the outdoor heat exchanger 21, and the other part falls back to the outdoor water receiving pan 22 again. First, The water delivery member 32 can transport the outdoor water receiving pan 22 to the indoor water receiving pan 12 through the first water delivery pipe 31, and then the sixth water delivery member 72 can transport the water in the indoor water receiving pan 12 to the outdoor water receiving pan. Within 24 seconds, the sixth water delivery member 72 and the first water delivery member 32 continue to operate, thereby eventually evaporating the water.

Embodiment 3

The window air conditioner 100 includes a housing 80, an indoor unit assembly 10 and an outdoor unit assembly 20. The housing 80 defines an indoor cavity 81, an outdoor cavity 82 and an accommodation cavity 83 located between them.

The third water pipe passes from the indoor cavity 81 through the accommodation chamber 83 and extends to the outdoor cavity 82. One end of the third water pipe extends downward to communicate with the outdoor water tray 22, and the other end of the third water pipe is connected to the indoor water tray. 14 is connected, the third water delivery member is located in the outdoor water receiving pan 11 and one end of the third water delivery pipe is connected.

The working process of the window air conditioner 100 in this embodiment in cooling mode and heating mode is similar to that in Embodiment 2, and will not be described again here.

In the description of this application, it needs to be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", " "Back", "Left", "Right", "Vertical", "Horizontal", "Top", "Bottom", "Inside", "Outside", "Axis", "Radial", "Circumferential" The indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings. They are only for the convenience of describing the present application and simplifying the description. They are not intended to indicate or imply that the device or element referred to must have a specific orientation or in a specific manner. orientation construction and operation, and therefore should not be construed as limitations on this application.

Other structures and operations of the window air conditioner 100 according to the embodiment of the present application are known to those of ordinary skill in the art and will not be described in detail here.

In the description of this specification, reference to the description of the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples" or the like is intended to be in conjunction with the implementation. An example or example describes a specific feature, structure, material, or characteristic that 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 specific features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although the embodiments of the present application have been shown and described, those of ordinary skill in the art will understand that various changes, modifications, substitutions and modifications can be made to these embodiments without departing from the principles and purposes of the present application. The scope of the application is defined by the claims and their equivalents.

Claims

A window air conditioner, which includes:

Indoor unit assembly, the indoor unit assembly includes an indoor heat exchanger and an indoor water tray, and the indoor water tray is located below the indoor heat exchanger;

An outdoor unit assembly, the outdoor unit assembly includes an outdoor heat exchanger and an outdoor water tray, and the outdoor water tray is located below the outdoor heat exchanger;

A heating water delivery device is used to deliver water in the outdoor water tray to the indoor heat exchanger in the heating mode.
The window air conditioner according to claim 1, further comprising:

A refrigeration water delivery device is used to deliver water in the indoor water tray to the outdoor heat exchanger in cooling mode.
The window air conditioner according to claim 2, wherein an outdoor water tray is provided above the outdoor heat exchanger, the outdoor water tray is connected to the refrigeration water delivery device, and the outdoor water tray is It has a plurality of outdoor water outlets to discharge water toward the outdoor heat exchanger.
The window air conditioner according to claim 3, wherein at least part of the plurality of outdoor water outlets are arranged in an extending direction of the outdoor heat exchanger.
The window air conditioner according to any one of claims 2 to 4, wherein a filtering device is provided between the outdoor water receiving pan and the refrigeration water delivery device in the direction of water flow.
The window air conditioner according to any one of claims 1 to 5, wherein an indoor water tray is provided above the indoor heat exchanger, and the indoor water tray is connected to the heating water delivery device. And the indoor water tray has a plurality of indoor water outlets to discharge water toward the indoor heat exchanger.
The window air conditioner according to claim 6, wherein at least part of the plurality of indoor water outlets are arranged in an extending direction of the indoor heat exchanger.
The window air conditioner according to claim 1, wherein the heating water delivery device includes:

A first water delivery pipe, the first water delivery pipe communicates with the indoor water receiving pan and the outdoor water receiving pan;

A first water delivery member, the first water delivery member is connected to the first water delivery pipe, and is used to deliver water in the outdoor water receiving pan to the indoor water receiving pan in the heating mode.
The window air conditioner according to claim 8, wherein the heating water delivery device further includes:

a second water delivery pipe, one end of the second water delivery pipe is connected to the indoor water receiving pan and the other end extends toward the indoor heat exchanger;

A second water delivery member, the second water delivery member is connected to the second water delivery pipe, and is used to deliver water in the indoor water receiving pan to the indoor heat exchanger in the heating mode. .
The window air conditioner according to claim 9, wherein the first water delivery member and the second water delivery member are both one-way water pumps, and the first water delivery member is provided on the outdoor water tray. Inside, the second water delivery member is provided in the indoor water receiving pan.
The window air conditioner according to claim 8, wherein the first water delivery member is a two-way water pump, and the first water delivery member is also used to transfer water in the indoor water tray in the cooling mode. Water is delivered to the outdoor water tray.
The window air conditioner according to claim 1, wherein the heating water delivery device includes:

A third water delivery pipe, one end of the third water delivery pipe is connected to the outdoor water receiving pan and the other end extends toward the indoor heat exchanger;

A third water delivery member, the third water delivery member is connected to the third water delivery pipe, and is used to deliver water in the outdoor water tray to the indoor heat exchanger in the heating mode. .
The window air conditioner according to claim 2, wherein the refrigeration water delivery device includes:

A fourth water pipe, the fourth water pipe connects the indoor water receiving pan and the outdoor water receiving pan;

A fourth water delivery member, the fourth water delivery member is connected to the fourth water delivery pipe, and is used to deliver water in the indoor water receiving pan to the outdoor water receiving pan in the cooling mode.
The window air conditioner according to claim 13, wherein the refrigeration water delivery device further includes:

A fifth water delivery pipe, one end of the fifth water delivery pipe is connected to the outdoor water receiving pan and the other end extends toward the outdoor heat exchanger;

A fifth water delivery member, the fifth water delivery member is connected to the fifth water delivery pipe, and is used to deliver water in the outdoor water receiving pan to the outdoor heat exchanger in the cooling mode.
The window air conditioner according to claim 14, wherein the fourth water delivery member and the fifth water delivery member are both one-way water pumps, and the fourth water delivery member is provided on the indoor water tray. Inside, the fifth water delivery member is provided in the outdoor water tray.
The window air conditioner according to claim 2, wherein the refrigeration water delivery device includes:

A sixth water delivery pipe, one end of the sixth water delivery pipe is connected to the indoor water receiving pan and the other end extends toward the outdoor heat exchanger;

A sixth water delivery member, the sixth water delivery member is connected to the sixth water delivery pipe, and is used to deliver water in the indoor water receiving pan to the outdoor heat exchanger in the cooling mode.
The window air conditioner according to claim 2, further comprising:

A housing that defines an indoor cavity and an outdoor cavity arranged at intervals, the indoor unit assembly is located in the indoor cavity, and the outdoor unit assembly is located in the outdoor cavity,

Wherein, an accommodation cavity is also defined in the housing, the accommodation cavity communicates with the indoor cavity and the outdoor cavity, and the heating water delivery device and the refrigeration water delivery device span the accommodation cavity respectively.