Air conditioner indoor unit capable of discharging air from top and bottom

By adopting an axial flow fan and a dual air outlet design in the indoor unit of the air conditioner, combined with an air guide plate and a baffle, the problems of small air supply range and air volume are solved, achieving a larger air volume and a more uniform temperature distribution, thus improving the user experience and comfort.

CN223924970UActive Publication Date: 2026-02-17QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD +1
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Patent Information

Application Number
CN202520311628.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-02-25
Publication Date
2026-02-17
Estimated Expiration
2035-02-25

AI Technical Summary

Technical Problem

The existing wall-mounted air conditioner indoor units have a small air supply range and volume, which affects the air output effect and user experience.

Method used

Design an indoor air conditioning unit with top and bottom air outlets. It adopts an axial flow fan and has two air outlets on the casing, which outlet air from the top and bottom respectively. It is equipped with a rotatable air guide plate to adjust the airflow direction, and combines a guide grille and an air duct ring to optimize the airflow distribution.

Benefits of technology

It increases the air volume and air delivery range of the indoor air conditioning unit, making the indoor temperature distribution more uniform, improving the user experience and comfort, reducing noise and improving air delivery efficiency.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model provides an air conditioner indoor unit with top air outlet and bottom air outlet, which comprises a shell and an axial flow fan, an air outlet cavity is defined by the shell, a first air outlet penetrating through the shell is arranged on the upper cavity wall of the air outlet cavity, and a second air outlet penetrating through the shell is arranged on the lower cavity wall of the air outlet cavity. The axis of the axial flow fan is horizontally arranged, and the axial flow fan is arranged on the rear side of the air outlet cavity. According to the air conditioner indoor unit capable of discharging air from the top and the bottom, the problems that the air supply range and the air supply amount of the air conditioner indoor unit are small can be solved, and the air outlet effect of the air conditioner indoor unit is improved.
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Description

Technical Field

[0001] This utility model relates to the field of air conditioner technology, and in particular to an air conditioner indoor unit with top and bottom air outlets. Background Technology

[0002] A wall-mounted air conditioner indoor unit is a type of air conditioner indoor unit that is suspended on a wall. It has an air inlet at the top and an air outlet at the lower front. An air guide plate is installed at the air outlet. A heat exchanger and a cross-flow fan are installed in the air duct between the air inlet and outlet. During operation, air enters the air duct from the air inlet under the action of the cross-flow fan, undergoes heat exchange in the heat exchanger, and is blown out from the air outlet. The angle of the air guide plate can be adjusted to direct the airflow forward or downward. However, when only one air outlet is used, adjusting the air outlet angle by rotating the air guide plate results in a smaller air delivery range and volume, thus affecting the air delivery efficiency of the indoor unit. Utility Model Content

[0003] In view of the above problems, this utility model is proposed to provide an air conditioning indoor unit with top and bottom air outlets that overcomes or at least partially solves the above problems.

[0004] One objective of this invention is to solve the problem of small air supply range and volume of air conditioner indoor units, and to improve the air supply effect of air conditioner indoor units.

[0005] Specifically, this utility model provides an air conditioning indoor unit with top-discharge and bottom-discharge airflow, comprising:

[0006] A housing that defines an air outlet cavity; a first air outlet penetrating the housing is provided on the upper cavity wall of the air outlet cavity, and a second air outlet penetrating the housing is provided on the lower cavity wall of the air outlet cavity;

[0007] An axial flow fan, wherein the axis of the axial flow fan is set horizontally, and the axial flow fan is located on the rear side of the air outlet cavity.

[0008] Optionally, the indoor unit of the air conditioner further includes:

[0009] A first air guide plate is rotatably disposed at the first air outlet to guide the airflow at the first air outlet.

[0010] The second air guide plate is rotatably disposed at the second air outlet to guide the airflow at the second air outlet.

[0011] Optionally, the rotation axis of the first air guide plate is located near the rear edge of the first air outlet, and the rotation angle of the first air guide plate is 0° to 45°.

[0012] The rotation axis of the second air guide plate is located near the rear edge of the second air outlet, and the rotation angle of the second air guide plate is 0° to 60°.

[0013] Optionally, the first air guide plate is provided with micropores; and / or

[0014] The second air guide plate is provided with micropores.

[0015] Optionally, the housing includes:

[0016] The rear surface of the front wall is the front cavity wall of the air outlet cavity;

[0017] The upper end of the front wall is the front edge of the first air outlet, and the lower end of the front wall is the front edge of the second air outlet.

[0018] Optionally, the indoor unit of the air conditioner further includes:

[0019] A partition is vertically disposed within the housing and extends in the left-right direction. The front surface of the partition forms the rear wall of the air outlet cavity. An air intake cavity is formed on the rear side of the partition, and the axial flow fan is disposed within the air intake cavity. A through hole is provided on the partition, and the through hole is correspondingly disposed with the axial flow fan.

[0020] A flow guide grille is disposed within the through hole.

[0021] Optionally, the indoor unit of the air conditioner further includes:

[0022] A heat exchanger, wherein the heat exchanger is vertically arranged in the air outlet cavity and extends in the left-right direction;

[0023] The rear edge of the first air outlet is directly above the upper edge of the front surface of the heat exchanger;

[0024] The rear edge of the second air outlet is located directly below the lower edge of the front surface of the heat exchanger.

[0025] Optionally, the indoor unit of the air conditioner further includes:

[0026] An air intake ring is disposed on the surface of the partition facing the air intake cavity, and the axial flow fan is disposed inside the air intake ring.

[0027] Optionally, the housing includes an air inlet shroud located at the rear of the axial flow fan; the air inlet shroud includes:

[0028] Rear housing, wherein the rear housing is vertically arranged;

[0029] The side housing is inclined and surrounds the rear housing, and an air inlet is provided on the side housing.

[0030] Optionally, the indoor unit of the air conditioner is a wall-mounted indoor unit.

[0031] This invention relates to an air conditioning indoor unit with top and bottom air outlets. The indoor unit has an air outlet cavity, and an axial flow fan is located at the rear of the cavity to direct airflow forward. A first air outlet is located on the upper wall of the air outlet cavity, and a second air outlet is located on the lower wall. When the indoor unit is running, the axial flow fan directs airflow into the air outlet cavity. The airflow enters the cavity, diffuses within it, and is finally exited through the first and second air outlets. Compared to a single air outlet, simultaneous dual air outlets increase the airflow volume of the indoor unit, thereby improving its airflow performance and enhancing the user experience. Furthermore, the upward-directed airflow from the first outlet and the downward-directed airflow from the second outlet expands the airflow range, resulting in a more even temperature distribution within the room and improved comfort, further enhancing the user experience.

[0032] The above and other objects, advantages and features of this utility model will become more apparent to those skilled in the art from the following detailed description of specific embodiments of this utility model in conjunction with the accompanying drawings. Attached Figure Description

[0033] The following sections will describe some specific embodiments of the present invention in a detailed manner by way of example and not limitation, with reference to the accompanying drawings. The same reference numerals in the drawings denote the same or similar parts or components. Those skilled in the art should understand that these drawings are not necessarily drawn to scale. In the drawings:

[0034] Figure 1 This is a schematic structural diagram of an indoor air conditioner unit according to an embodiment of the present utility model;

[0035] Figure 2 This is a schematic structural diagram showing the simultaneous air supply from the first air outlet and the second air outlet according to an embodiment of the present invention.

[0036] Figure 3 This is a schematic structural diagram of a first air outlet supplying air separately according to an embodiment of the present utility model;

[0037] Figure 4 This is a schematic structural diagram of a second air outlet supplying air separately according to an embodiment of the present utility model;

[0038] Figure 5 This is a schematic structural diagram of an indoor air conditioner unit according to another embodiment of the present utility model;

[0039] Figure 6 This is a schematic exploded view of an indoor air conditioner unit according to an embodiment of the present invention. Detailed Implementation

[0040] The following reference Figures 1 to 6 This invention describes an indoor air conditioning unit with top and bottom air outlets according to an embodiment of the present invention. In this description, it should be understood that the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of indicated technical features. Therefore, a feature defined as "first" or "second" may explicitly or implicitly include at least one of that feature, that is, include one or more of that feature. In the description of the present invention, "multiple" means at least two, such as two, three, etc., unless otherwise explicitly specified. When a feature "includes or contains" one or more of the features it encompasses, unless otherwise specifically described, this indicates that other features are not excluded and may be further included.

[0041] Unless otherwise expressly specified and limited, the terms "set," "install," "connect," "link," "fix," and "couple" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components, unless otherwise expressly limited. Those skilled in the art should be able to understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0042] Furthermore, in the description of this embodiment, "above" or "below" the second feature can include direct contact between the first and second features, or it can include contact between the first and second features through another feature between them. That is, in the description of this embodiment, "above," "over," and "on top" of the second feature includes the first feature being directly above or diagonally above the second feature, or simply indicates that the first feature is at a higher horizontal level than the second feature. "Below," "below," or "below" of the second feature can mean the first feature is directly below or diagonally below the second feature, or simply indicates that the first feature is at a lower horizontal level than the second feature.

[0043] In the description of this embodiment, the terms "one embodiment," "some embodiments," "illustrative embodiment," "example," "specific example," or "some examples," etc., refer to specific features, structures, materials, or characteristics described in connection with that embodiment or example, which are included in at least one embodiment or example of this utility model. In this specification, the illustrative expressions 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 one or more embodiments or examples.

[0044] Figure 1 This is a schematic structural diagram of an indoor air conditioning unit according to an embodiment of the present invention. The arrows in the diagram indicate the direction of airflow. Figure 1 As shown, and refer to Figures 2 to 6 This utility model provides an indoor air conditioning unit 100, including a housing 10 and an axial flow fan 40. The housing 10 defines an air outlet cavity 130. A first air outlet 210 penetrating the housing 10 is provided on the upper cavity wall of the air outlet cavity 130, and a second air outlet 220 penetrating the housing 10 is provided on the lower cavity wall of the air outlet cavity 130. The axis of the axial flow fan 40 is horizontally arranged, and the axial flow fan 40 is located on the rear side of the air outlet cavity 130.

[0045] In this embodiment, the indoor unit 100 of the air conditioner has an air outlet cavity 130 inside. An axial flow fan 40 for blowing air forward is arranged on the rear side of the air outlet cavity 130. A first air outlet 210 is provided on the upper cavity wall of the air outlet cavity 130, and a second air outlet 220 is provided on the lower cavity wall of the air outlet cavity 130. When the indoor unit 100 of the air conditioner is running, the axial flow fan 40 blows air into the air outlet cavity 130. After the airflow enters the air outlet cavity 130, it diffuses within the air outlet cavity 130 and is finally discharged from the first air outlet 210 above and the second air outlet 220 below. Compared with air outlet discharge from a single air outlet, air discharge from both air outlets simultaneously increases the air volume of the indoor unit 100 of the air conditioner, thereby improving the air discharge effect of the indoor unit 100 of the air conditioner and enhancing the user experience. Furthermore, the first air outlet 210 blows air upwards and the second air outlet 220 blows air downwards, increasing the air delivery range of the indoor unit 100, making the indoor temperature distribution more uniform, thereby improving the comfort of the human body and enhancing the user experience.

[0046] Furthermore, by supplying air to the outside via the axial flow fan 40, compared to a cross-flow fan, the axial flow fan 40 can provide a larger air volume during operation, further increasing the air volume output of the indoor unit 100. In addition, the axial flow fan 40 is characterized by low noise, maintaining a lower noise level during operation, making it more suitable for indoor environments and enhancing the user experience.

[0047] In some other embodiments of this utility model, multiple axial flow fans 40 are provided, and the multiple axial flow fans 40 are arranged horizontally.

[0048] In this embodiment, the indoor unit 100 of the air conditioner is provided with a plurality of axial flow fans 40, which blow air forward to increase the air volume of the indoor unit 100, thereby improving the air output effect of the indoor unit 100.

[0049] Furthermore, such as Figure 6 As shown, there are two axial flow fans 40.

[0050] In some embodiments of this utility model, such as Figures 2 to 4 As shown, the indoor unit 100 of the air conditioner also includes a first air guide plate 310 and a second air guide plate 320. The first air guide plate 310 is rotatably disposed at the first air outlet 210 to guide the airflow at the first air outlet 210. The second air guide plate 320 is rotatably disposed at the second air outlet 220 to guide the airflow at the second air outlet 220.

[0051] In this embodiment, a first air guide plate 310 is rotatably disposed at the first air outlet 210, and a second air guide plate 320 is rotatably disposed at the second air outlet 220. When air is discharged from the first air outlet 210, the first air guide plate 310 opens the first air outlet 210, and the lower surface of the first air guide plate 310 guides the airflow blown out from the first air outlet 210. When air is discharged from the second air outlet 220, the second air guide plate 320 opens the second air outlet 220, and the upper surface of the second air guide plate 320 guides the airflow blown out from the second air outlet 220. The first air outlet 210 and the second air outlet 220 can discharge air simultaneously, thereby increasing the air volume and air range of the indoor unit 100. The rotation angles of the first air guide plate 310 and the second air guide plate 320 can be the same or different, that is, the air delivery angle and air volume of the first air outlet 210 and the second air outlet 220 can be the same or different. The first air outlet 210 and the second air outlet 220 can also output air independently. When outputting air independently, the airflow speed of the indoor unit 100 increases. During cooling, the cold air is delivered from the first air outlet 210, allowing the cold air to travel a longer distance. During heating, the hot air is delivered from the second air outlet 220, allowing the hot air to blow downwards a longer distance, resulting in better landing of the hot air.

[0052] By setting the first air guide plate 310 and the second air guide plate 320, the air volume, air angle and air speed of the first air outlet 210 and the second air outlet 220 are adjusted, thereby adjusting the air volume and air supply range of the air conditioner indoor unit 100, so that the air conditioner indoor unit 100 has multiple air supply modes, improving the air supply effect of the air conditioner indoor unit 100, thereby meeting the different air blowing needs of users and improving the user experience.

[0053] In some embodiments of this utility model, the rotation axis of the first air guide plate 310 is located near the rear edge of the first air outlet 210, and the rotation angle of the first air guide plate 310 is 0° to 45°.

[0054] In this embodiment, when the first air guide plate 310 opens the first air outlet 210, the inner surface of the first air guide plate 310 guides the airflow forward and upward. During cooling, the airflow diffuses downward after being blown out of the first air outlet 210, making the temperature distribution more uniform. The rotation angle of the first air guide plate 310 is small, and the airflow blows forward and upward. When the airflow diffuses downward, it can prevent the downward diffused airflow from falling into the first air outlet 210, preventing the downward diffused airflow from affecting the blown airflow, avoiding airflow loss, and thus avoiding affecting the air volume, air velocity, and air delivery distance of the indoor unit 100 of the air conditioner.

[0055] In some embodiments of this utility model, the rotation axis of the second air guide plate 320 is located near the rear edge of the second air outlet 220, and the rotation angle of the second air guide plate 320 is 0° to 60°.

[0056] In this embodiment, when the second air guide plate 320 opens the second air outlet 220, the inner surface of the second air guide plate 320 guides the airflow forward and downward. During heating, the airflow blown out from the second air outlet 220 diffuses upward, making the temperature distribution more uniform. The airflow blows forward and downward, and as it diffuses upward, it prevents the upward-diffusing airflow from entering the second air outlet 220, preventing it from affecting the outgoing airflow, avoiding airflow loss, and thus avoiding affecting the airflow volume, airflow speed, and air delivery distance of the indoor unit 100. The area below the indoor unit 100 is difficult to reach with airflow. The rotatable angle of the second air guide plate 320 is greater than that of the first air guide plate 310, allowing the airflow to diffuse to the area below the indoor unit 100, reducing the indoor temperature difference, and thus improving human comfort.

[0057] In some embodiments of this utility model, the first air guide plate 310 is provided with micropores 60.

[0058] In this embodiment, the first air guide plate 310 is provided with micro-holes 60. When the first air guide plate 310 closes the first air outlet 210, airflow is blown into the room through the micro-holes 60. After passing through the micro-holes 60, the airflow is more uniform, thereby improving the uniformity of the airflow from the indoor unit 100. Furthermore, the airflow is dispersed by the micro-holes 60, making the airflow gentler and achieving a windless air delivery effect from the indoor unit 100, thus improving the user experience.

[0059] In some embodiments of this utility model, the second air guide plate 320 is provided with micropores 60.

[0060] In this embodiment, the second air guide plate 320 is provided with micro-holes 60. When the second air guide plate 320 closes the second air outlet 220, airflow is blown into the room through the micro-holes 60. After passing through the micro-holes 60, the airflow is more uniform, thereby improving the uniformity of the airflow from the indoor unit 100. Furthermore, the airflow is dispersed by the micro-holes 60, making the airflow gentler and achieving a windless air delivery effect from the indoor unit 100, thus improving the user experience.

[0061] In some embodiments of this utility model, such as Figure 5 As shown, the first air guide plate 310 is provided with micro-holes 60. Furthermore, the second air guide plate 320 is provided with micro-holes 60.

[0062] In this embodiment, both the first air guide plate 310 and the second air guide plate 320 are provided with micro-holes 60. When the indoor unit 100 of the air conditioner is running, airflow is blown out from the micro-holes 60 of the first air guide plate 310 and the second air guide plate 320. After passing through the micro-holes 60, the airflow is more uniform, further improving the uniformity of the airflow from the indoor unit 100. Furthermore, the airflow is dispersed by the micro-holes 60, making the airflow gentler and achieving a windless air delivery effect for the indoor unit 100, further enhancing the user experience.

[0063] In some embodiments of this utility model, such as Figures 2 to 4 As shown, the housing 10 includes a front wall 110, the rear surface of which is the front cavity wall of the air outlet 130. The upper end of the front wall 110 is the front edge of the first air outlet 210, and the lower end of the front wall 110 is the front edge of the second air outlet 220.

[0064] In this embodiment, both the first air outlet 210 and the second air outlet 220 are located close to the front wall 110. After the airflow is blown out from the first air outlet 210 and the second air outlet 220, it diffuses downwards or upwards, and the airflow is blown forward and upwards or forward and downwards. Because the first air outlet 210 and the second air outlet 220 are located close to the front wall 110, there is no obstruction when the airflow diffuses upwards or downwards after it is blown out, which makes the airflow diffuse more evenly and fully in the room, resulting in a more uniform temperature distribution in the room, thereby improving the comfort of the human body and enhancing the user experience.

[0065] In some embodiments of this utility model, such as Figure 6 As shown, the indoor unit 100 of the air conditioner also includes a partition 70 and a baffle 810. The partition 70 is vertically disposed within the housing 10 and extends in the left-right direction. The front surface of the partition 70 forms the rear wall of the air outlet cavity 130, and an air intake cavity 140 is formed on the rear side of the partition 70. An axial flow fan 40 is disposed within the air intake cavity 140. A through hole is provided on the partition 70, and the through hole is correspondingly disposed with the axial flow fan 40. The baffle 810 is disposed within the through hole.

[0066] In this embodiment, the indoor unit 100 of the air conditioner includes an air outlet cavity 130 and an air intake cavity 140. The air outlet cavity 130 is located in front of the air intake cavity 140. An axial flow fan 40 is disposed inside the air intake cavity 140, and a guide grille 810 is provided on the air outlet side of the axial flow fan 40. Under the action of the axial flow fan 40, airflow enters the air intake cavity 140 from the outside and flows from the guide grille 810 to the air outlet cavity 130, and finally exits from the first air outlet 210 and the second air outlet 220. The airflow blown out by the axial flow fan 40 passes through the guide grille 810, which improves the airflow distribution, reduces airflow disturbance, and makes the blown airflow flow more smoothly, thereby reducing airflow loss, improving the efficiency of the axial flow fan 40, and thus improving the air outlet effect of the indoor unit 100. Furthermore, by improving the airflow distribution, the noise generated by the airflow can be further reduced, thereby reducing the noise of the indoor unit 100 during operation and improving the user experience.

[0067] In some embodiments of this utility model, such as Figures 2 to 4 As shown, the indoor unit 100 of the air conditioner also includes a heat exchanger 50, which is vertically disposed within the air outlet cavity 130 and extends in the left-right direction. The rear edge of the first air outlet 210 is directly above the upper edge of the front surface of the heat exchanger 50. The rear edge of the second air outlet 220 is directly below the lower edge of the front surface of the heat exchanger 50.

[0068] In this embodiment, the axial fan 40 is located behind the heat exchanger 50. The airflow passes through the axial fan 40 before entering the heat exchanger 50 for heat exchange. The axial fan 40 has a small cross-sectional area, so when setting the air inlet 90, the air inlet area of ​​the air inlet 90 can be made as large as possible, thereby increasing the air intake volume of the indoor unit 100 and thus increasing the air output volume of the indoor unit 100.

[0069] Furthermore, the rear edges of the first air outlet 210 and the second air outlet 220 are located on the plane of the front surface of the heat exchanger 50. That is, after the airflow passes through the heat exchanger 50, it is blown out from the first air outlet 210 and the second air outlet 220, which shortens the flow path of the airflow after heat exchange, thereby reducing the energy loss of the airflow and improving the air outlet effect of the indoor unit 100 of the air conditioner, thus saving costs.

[0070] In some embodiments of this utility model, such as Figure 6 As shown, the indoor unit 100 of the air conditioner also includes an air duct ring 820, which is disposed on the surface of the partition 70 facing the air duct cavity 140, and the axial flow fan 40 is disposed inside the air duct ring 820.

[0071] In this embodiment, an air-guiding ring 820 is provided on the partition 70, and the axial flow fan 40 is disposed inside the air-guiding ring 820. The air-guiding ring 820 reduces gap leakage of the axial flow fan 40 and reduces radial airflow loss, thereby improving the air delivery efficiency and performance of the axial flow fan 40, and thus improving the air outlet effect of the indoor unit 100 of the air conditioner.

[0072] In some embodiments of this utility model, such as Figure 2 and Figure 6 As shown, the housing 10 includes an air inlet shroud 120, which is located behind the axial flow fan 40. The air inlet shroud 120 includes a rear housing 121 and a side housing 122. The rear housing 121 is vertically arranged. The side housing 122 is inclined and surrounds the rear housing 121. An air inlet 90 is provided on the side housing 122.

[0073] In this embodiment, the air inlet cover 120 includes a rear cover 121 and a side cover 122. The side cover 122 is provided with an air inlet 90, that is, airflow enters from the periphery of the air conditioner indoor unit 100.

[0074] In some embodiments of this utility model, the air conditioner indoor unit 100 is a wall-mounted air conditioner indoor unit 100, a floor-standing air conditioner indoor unit 100, or other air conditioner indoor units 100.

[0075] Preferably, in some embodiments of the present invention, the air conditioner indoor unit 100 is a wall-mounted air conditioner indoor unit 100.

[0076] Therefore, those skilled in the art should recognize that although many exemplary embodiments of the present invention have been shown and described in detail herein, many other variations or modifications conforming to the principles of the present invention can be directly determined or derived from the disclosure of the present invention without departing from the spirit and scope of the present invention. Therefore, the scope of the present invention should be understood and recognized as covering all such other variations or modifications.

Claims

1. An indoor air conditioning unit with top-discharge and bottom-discharge airflow, characterized in that, include: A housing that defines an air outlet cavity; a first air outlet penetrating the housing is provided on the upper cavity wall of the air outlet cavity, and a second air outlet penetrating the housing is provided on the lower cavity wall of the air outlet cavity; An axial flow fan, wherein the axis of the axial flow fan is set horizontally, and the axial flow fan is located on the rear side of the air outlet cavity.

2. The indoor unit of the air conditioner according to claim 1, characterized in that, Also includes: A first air guide plate is rotatably disposed at the first air outlet to guide the airflow at the first air outlet. The second air guide plate is rotatably disposed at the second air outlet to guide the airflow at the second air outlet.

3. The indoor unit of the air conditioner according to claim 2, characterized in that, The rotation axis of the first air guide plate is located near the rear edge of the first air outlet, and the rotation angle of the first air guide plate is 0° to 45°. The rotation axis of the second air guide plate is located near the rear edge of the second air outlet, and the rotation angle of the second air guide plate is 0° to 60°.

4. The indoor unit of the air conditioner according to claim 2, characterized in that, The first air guide plate is provided with micropores; and / or The second air guide plate is provided with micropores.

5. The indoor unit of the air conditioner according to claim 1, characterized in that, The housing includes: The rear surface of the front wall is the front cavity wall of the air outlet cavity; The upper end of the front wall is the front edge of the first air outlet, and the lower end of the front wall is the front edge of the second air outlet.

6. The indoor unit of the air conditioner according to claim 5, characterized in that, Also includes: A partition is vertically disposed within the housing and extends in the left-right direction. The front surface of the partition forms the rear wall of the air outlet cavity. An air intake cavity is formed on the rear side of the partition, and the axial flow fan is disposed within the air intake cavity. A through hole is provided on the partition, and the through hole is correspondingly disposed with the axial flow fan. A flow guide grille is disposed within the through hole.

7. The indoor unit of the air conditioner according to claim 6, characterized in that, Also includes: A heat exchanger, wherein the heat exchanger is vertically disposed within the air outlet cavity and extends in the left-right direction; The rear edge of the first air outlet is directly above the upper edge of the front surface of the heat exchanger; The rear edge of the second air outlet is located directly below the lower edge of the front surface of the heat exchanger.

8. The indoor unit of the air conditioner according to claim 6, characterized in that, Also includes: An air intake ring is disposed on the surface of the partition facing the air intake cavity, and the axial flow fan is disposed inside the air intake ring.

9. The indoor unit of the air conditioner according to claim 1, characterized in that, The housing includes an air inlet shroud, which is located at the rear of the axial flow fan; the air inlet shroud includes: Rear housing, wherein the rear housing is vertically arranged; The side housing is inclined and surrounds the rear housing, and an air inlet is provided on the side housing.

10. The indoor unit of the air conditioner according to claim 1, characterized in that, The indoor unit of the air conditioner is a wall-mounted indoor unit.