Air conditioner indoor unit and air conditioner

By integrating the air inlet and outlet on the same side of the air conditioning indoor unit and designing air duct components, the problem of space occupied when installing traditional air conditioning indoor units is solved, achieving a closer-to-wall installation and more efficient ventilation effect.

CN222925603UActive Publication Date: 2025-05-30GD MIDEA AIR CONDITIONING EQUIP CO LTD
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Patent Information

Application Number
CN202421871668.9
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-08-02
Publication Date
2025-05-30
Estimated Expiration
2034-08-02

AI Technical Summary

Technical Problem

Traditional air-conditioning indoor units need to reserve space to ensure air circulation during installation, resulting in the inability to be placed close to the wall, occupying a limited use area in the room.

Method used

An air conditioning indoor unit is designed, with the air inlet and air outlet integrated on the first panel on the same side, and the air duct assembly is arranged inside the indoor unit case, connecting the air inlet and air outlet, allowing the air conditioning indoor unit to be installed close to the wall or other obstacles.

Benefits of technology

It effectively reduces the indoor area of ​​the air-conditioning indoor unit during installation, improves installation flexibility, and expands the installation environment of the air-conditioning indoor unit, improving ventilation effect and cooling and heating performance.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses an air conditioner indoor unit and an air conditioner, and relates to the technical field of air conditioners. The indoor unit shell comprises a first panel, the first panel is provided with an air inlet and an air outlet, and the air duct assembly is arranged in the indoor unit shell and communicates with the air inlet and the air outlet. According to the technical scheme, the indoor area occupied by a traditional air conditioner indoor unit during installation is reduced.
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Description

Technical Field

[0001] The utility model relates to the technical field of air conditioners, in particular to an indoor unit of an air conditioner and an air conditioner. Background Art

[0002] With the development of social economy and the improvement of living standards, air conditioners have become essential electrical appliances in modern families, offices and other places. The indoor unit of an air conditioner must maintain a certain distance to ensure the free entry and exit of air. Therefore, a certain space needs to be reserved when installing the indoor unit of an air conditioner. However, the above method causes the indoor unit of an air conditioner to not be able to be placed close to the wall, thus occupying the limited indoor usable area. Summary of the Utility Model

[0003] The main purpose of the utility model is to provide an indoor unit of an air conditioner and an air conditioner, aiming to reduce the indoor area occupied during the installation of a traditional indoor unit of an air conditioner.

[0004] To achieve the above object, an embodiment of the utility model provides an indoor unit of an air conditioner, which includes:

[0005] An air duct assembly; and

[0006] An indoor unit housing, the indoor unit housing includes a first panel, the first panel is provided with an air inlet and an air outlet, and the air duct assembly is arranged inside the indoor unit housing and communicates the air inlet and the air outlet.

[0007] In an embodiment, the first panel is the front panel of the indoor unit housing; and / or, the air inlet area of the air inlet is larger than the air outlet area of the air outlet.

[0008] In an embodiment, the air duct assembly includes a volute and a cross-flow fan wheel arranged inside the volute, and the cross-flow fan wheel is horizontally installed in the volute, and the volute is connected to the indoor unit housing.

[0009] In an embodiment, the indoor unit of the air conditioner further includes a compressor, the compressor is arranged inside the indoor unit housing and is located on the side of the volute facing away from the first panel.

[0010] In an embodiment, the indoor unit of the air conditioner further includes an electric control assembly, the electric control assembly is arranged on the side of the volute facing away from the first panel and is arranged side by side with the compressor.

[0011] In an embodiment, the air inlet is arranged below the air outlet.

[0012] In an embodiment, the indoor unit of the air conditioner further includes an indoor-side heat exchanger, the indoor-side heat exchanger is arranged in the volute and corresponds to the air inlet.

[0013] In one embodiment, the air conditioner indoor unit further includes a water receiving tray, and the water receiving tray is disposed below the indoor side heat exchanger.

[0014] In one embodiment, the indoor side heat exchanger includes a first heat exchange section and a second heat exchange section connected to the lower end of the first heat exchange section. The first heat exchange section extends vertically, and the second heat exchange section extends downward and obliquely in the direction from the air inlet towards the inside. The water receiving tray is located below the second heat exchange section and the first heat exchange section; and / or

[0015] The air conditioner indoor unit further includes a water pump and a water level switch provided corresponding to the water receiving tray, and the water pump and the water level switch are installed on the air duct assembly.

[0016] In one embodiment, the air conditioner indoor unit further includes a wind guiding assembly for adjusting the air outlet direction of the air outlet, and the wind guiding assembly is rotatably disposed at the air outlet.

[0017] In one embodiment, the wind guiding assembly is configured as a wind guiding plate or a wind guiding wheel.

[0018] In one embodiment, the air conditioner indoor unit further includes a quick connector, and the quick connector is disposed on the indoor unit housing and is used for connecting the refrigerant pipe of the air conditioner.

[0019] In one embodiment, the air conditioner indoor unit further includes moving wheels, and the moving wheels are disposed at the bottom of the indoor unit housing.

[0020] To achieve the above object, an embodiment of the present invention provides an air conditioner, which includes an air conditioner indoor unit, an air conditioner outdoor unit, and a refrigerant pipe connecting the air conditioner indoor unit and the air conditioner outdoor unit. The air conditioner indoor unit includes the air conditioner indoor unit described above.

[0021] According to the technical solution of the present application, by arranging the air inlet and the air outlet on the first panel, the air inlet and the air outlet are integrated on the same side of the air conditioner indoor unit. When installing the air conditioner indoor unit, there is no need to reserve a certain space for the air inlet, and it can be installed closely against the wall or other obstacles, effectively reducing the occupied area of the indoor space and improving the installation flexibility of the air conditioner indoor unit. Moreover, it can also be used in a cabinet with three side cabinet panels and one cabinet door, expanding the installation environment of the air conditioner indoor unit. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] To more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only some embodiments of the embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other drawings can be obtained based on the structures shown in these drawings.

[0023] Figure 1 Schematic diagram of the three-dimensional structure of an embodiment of the indoor unit of the air conditioner of the present invention;

[0024] Figure 2 Schematic diagram of the internal structure of an embodiment of the indoor unit of the air conditioner of the present invention from one angle;

[0025] Figure 3 Schematic diagram of the internal structure of an embodiment of the indoor unit of the air conditioner of the present invention from another angle;

[0026] Figure 4 Top view of the internal structure of an embodiment of the indoor unit of the air conditioner of the present invention.

[0027] Explanation of the reference numerals in the drawings:

[0028] 10. Air duct assembly; 11. Volute; 12. Cross-flow fan;

[0029] 20. Indoor unit housing; 21. First panel; 211. Air inlet; 212. Air outlet;

[0030] 30. Compressor;

[0031] 40. Electric control assembly;

[0032] 50. Indoor-side heat exchanger; 51. First heat exchange section; 52. Second heat exchange section;

[0033] 60. Water receiving tray;

[0034] 71. Water pump; 72. Water level switch;

[0035] 80. Air guide assembly;

[0036] 90. Movable wheel.

[0037] The realization, functional features and advantages of the object of the present invention will be further described in conjunction with the embodiments with reference to the drawings. Detailed implementation manners

[0038] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts belong to the scope protected by the embodiments of the present utility model.

[0039] It should be noted that all directional indications (such as up, down, left, right, front, back...) in the embodiments of the present utility model are only used to explain the relative positional relationship and movement conditions between components in a specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indications will also change accordingly.

[0040] In addition, in the embodiments of the present utility model, descriptions such as "first" and "second" are only for descriptive purposes, and cannot be understood as indicating or implying their relative importance or implicitly indicating the quantity of the indicated technical features. Thus, features defined with "first" and "second" may explicitly or implicitly include at least one such feature. In the description of the embodiments of the present utility model, the meaning of "a plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0041] In the embodiments of the present utility model, unless otherwise clearly specified and limited, terms such as "connection" and "fixation" should be understood in a broad sense. For example, "fixation" can be a fixed connection, a detachable connection, or integrated; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and can be the internal connection of two components or the interaction relationship between two components, unless otherwise clearly limited. For those of ordinary skill in the art, the specific meanings of the above terms in the embodiments of the present utility model can be understood according to specific circumstances.

[0042] In addition, the technical solutions between the various embodiments of the present utility model can be combined with each other, but it must be based on the fact that those of ordinary skill in the art can implement it. When the combination of technical solutions results in contradictions or cannot be implemented, it should be considered that such a combination of technical solutions does not exist and is not within the scope of protection required by the embodiments of the present utility model.

[0043] With the development of social economy and the improvement of living standards, air conditioners have become essential electrical appliances in modern families, offices and other places. The indoor unit of the air conditioner must maintain a certain distance to ensure the free entry and exit of air. Traditional indoor units of air conditioners usually adopt the design method of blowing air from the front and sucking air from both sides or the back. Therefore, a certain space needs to be reserved when installing the indoor unit of the air conditioner. However, the above method causes the indoor unit of the air conditioner not to be able to be placed closely against the wall, thus occupying the limited usable area indoors.

[0044] In view of this, an embodiment of the present utility model provides an indoor unit of an air conditioner and an air conditioner. The air inlet and the air outlet are arranged on the first panel, so that the air inlet and the air outlet are integrated on the same side of the indoor unit of the air conditioner. When installing the indoor unit of the air conditioner, there is no need to reserve a certain space for the air inlet, and it can be installed closely against the wall or other obstacles, effectively reducing the occupied area of the indoor space and improving the installation flexibility of the indoor unit of the air conditioner. Moreover, it can also be used in a cabinet with three side panels and one cabinet door, expanding the installation environment of the indoor unit of the air conditioner. In addition, in the present application, the air inlet and the air outlet are integrated on the same side of the indoor unit of the air conditioner, which can reduce the adverse effects of factors such as furniture placement and wall obstruction on ventilation, improve the ventilation effect, and further enhance the cooling and heating performance of the air conditioner.

[0045] To better understand the above technical solution, the above technical solution will be described in detail below with reference to the accompanying drawings.

[0046] As shown in Figure 1 and Figure 2 , an embodiment of the present utility model provides an indoor unit of an air conditioner. The indoor unit of the air conditioner includes:

[0047] An air duct assembly 10 for defining the flow direction of air; and

[0048] An indoor unit housing 20. The indoor unit housing 20 includes a first panel 21. The first panel 21 is provided with an air inlet 211 and an air outlet 212. The air duct assembly 10 is arranged inside the indoor unit housing 20 and communicates with the air inlet 211 and the air outlet 212. It can be understood that the indoor unit housing 20 includes at least the first panel 21, and the air inlet 211 and the air outlet 212 are arranged on the first panel 21. In this way, the air inlet 211 and the air outlet 212 are integrated on the same side of the indoor unit housing 20, realizing air intake and air outlet on the same side. When installing the indoor unit of the air conditioner, the other sides of the indoor unit housing 20 except the first panel 21 can be closely attached to the wall or other obstacles, thereby reducing the occupied area of the indoor space and being not easily restricted by the installation environment. In one embodiment, the air inlet 211 and the air outlet 212 can be arranged in the up-down direction or in the left-right direction, which is not limited herein. As an optional method, the air inlet 211 and the air outlet 212 can both be long strip holes, with a larger ventilation area, which can improve the ventilation effect. Of course, in other embodiments, the air inlet 211 and the air outlet 212 can also be circular holes, irregularly shaped holes, etc., which will not be elaborated. Specifically, the material of the indoor unit housing 20 can be hard plastic, with a lighter weight, which can reduce the overall weight of the indoor unit of the air conditioner and facilitate the installation or movement of the indoor unit of the air conditioner. Of course, in another embodiment, the material of the indoor unit housing 20 can also be metal, with a greater structural strength, which can effectively improve the service life.

[0049] In the technical solution adopted in this embodiment, by arranging the air inlet 211 and the air outlet 212 on the first panel 21, the air inlet 211 and the air outlet 212 are integrated on the same side of the air conditioner indoor unit. When installing the air conditioner indoor unit, there is no need to reserve a certain space for the air inlet 211, and it can be installed closely against the wall or other obstacles, effectively reducing the occupied area of the indoor space and improving the installation flexibility of the air conditioner indoor unit. Moreover, it can also be used in a cabinet with three cabinet panels and one cabinet door, expanding the installation environment of the air conditioner indoor unit.

[0050] In an embodiment of the present invention, the first panel 21 is the front panel of the indoor unit housing 20. For traditional air conditioners, the air usually exits from the front side. Therefore, in this embodiment, the first panel 21 is the front panel, and the air inlet 211 and the air outlet 212 are arranged on the front panel. In this way, air can enter and exit from the front side of the indoor unit housing 20, and the rear side, left side, or right side of the indoor unit housing 20 can be closely attached to the wall or other obstacles, thereby reducing the occupied area of the indoor space; and / or, the air inlet area of the air inlet 211 is larger than the air outlet area of the air outlet 212. In this way, more air volume can be provided to ensure the efficient flow of air. In one embodiment, the diameter of the air inlet 211 is larger than the diameter of the air outlet 212; in other embodiments, the number of air inlets 211 arranged is larger than the number of air outlets 212 arranged. The above methods can all achieve that the air inlet area of the air inlet 211 is larger than the air outlet area of the air outlet 212. In actual application, choose the optimal one for use, and no limitation is made here.

[0051] In an embodiment of the present invention, refer to Figure 2 and Figure 3, the air duct assembly 10 includes a volute 11 and a cross-flow fan 12 disposed within the volute 11, and the cross-flow fan 12 is horizontally installed in the volute 11, and the volute 11 is connected to the indoor machine housing 20. Specifically, the air duct assembly 10 includes a volute 11 and a cross-flow fan 12. The cross-flow fan 12 can accelerate the flow of air from the air inlet 211 toward the air outlet 212, and the circulating flow of air is accelerated, which is beneficial to improving the cooling and heating effects. It can be understood that the cross-flow fan 12 rotates at a high speed within the indoor machine housing 20, attracting air to flow in from the air outlet 212 and flowing out from the air outlet 212. In addition, the cross-flow fan 12 has a relatively high air pressure, which can send the air to a farther distance, making the indoor temperature distribution more uniform. At the same time, during the air supply process of the cross-flow fan 12, the internal air flow loss is small, which is beneficial to improving the energy efficiency ratio of the air conditioner. It can be understood that by means of the cross-flow fan 12, the air supply volume and the air supply distance can be increased, which can effectively improve the cooling or heating effect of the air conditioner and enhance the user's comfort. In one embodiment, the cross-flow fan 12 is horizontally installed. Compared with the vertical installation, the height of the indoor machine housing 20 is reduced, which can facilitate the convenient opening and closing of some relatively low windows during use. The main function of the volute 11 is to guide the air flow, so that the air flow flows in the designed direction and speed, that is, from the air inlet 211 to the air outlet 212, which can improve the air supply efficiency of the air conditioner and ensure that the air flow is evenly distributed to the area to be covered. In addition, the volute 11 can also increase the pressure of the air flow, and the air flow flowing out from the air outlet 212 can be sent farther, thereby increasing the air supply distance and coverage range of the air conditioner and effectively enhancing the cooling and heating effects.

[0052] In an embodiment of the present invention, referring to Figure 2 and Figure 4 , the air conditioner indoor unit further includes a compressor 30, and the compressor 30 is disposed inside the indoor machine housing 20 and is located on the side of the volute 11 facing away from the first panel 21. Specifically, the compressor 30 can realize the transfer of thermal energy. Optionally, the compressor 30 is arranged indoors, that is, integrated in the air conditioner indoor unit, which can reduce the weight of the air conditioner outdoor unit, thereby facilitating the installation of the air conditioner outdoor unit. At the same time, since the air conditioner outdoor unit usually needs to be fixed on a bracket, the reduction of the weight of the air conditioner outdoor unit can reduce the pressure on the bracket and prevent the bracket from cracking due to excessive pressure, thereby improving the service life of the bracket. In addition, since the compressor 30 will generate noise or vibration during operation, a vibration damping structure, such as rubber or plastic, can be provided at the bottom of the compressor 30 to absorb vibration. A sound insulation cover can also be provided outside the compressor 30 to absorb or reduce noise, making the indoor environment relatively quiet and reducing the impact of noise on users, providing a comfortable rest environment for users. In one embodiment, the compressor 30 and the volute 11 are arranged side by side in the horizontal direction, which can further reduce the height of the indoor machine housing 20 and also reduce the adverse impact on the air intake of the air inlet 211.

[0053] In an embodiment of the present utility model, referring to Figures 2 to 4 , the air conditioner indoor unit further includes an electric control component 40, and the electric control component 40 is arranged on the side of the volute 11 facing away from the first panel 21 and is arranged side by side with the compressor 30. In this way, the control of each electronic component can be realized through the electric control component 40. Moreover, the electric control component 40 and the compressor 30 are arranged side by side on one side of the volute 11, which can further reduce the height of the indoor unit housing 20.

[0054] In an embodiment of the present utility model, the air inlet 211 is arranged below the air outlet 212. In this way, on the basis of ensuring that the overall height of the indoor unit housing 20 remains unchanged, the height of the air outlet 212 is increased, and the cold air or warm air can be better mixed with the indoor air, which helps to form a more uniform temperature distribution, thereby improving the cooling or heating effect. Moreover, the air outlet 212 at a higher position can prevent cold air from directly blowing on the human body, reduce the direct impact on the human body, and improve the comfort. At the same time, the air outlet 212 at a higher position can reduce the interference of furniture, decorations, etc. on the air flow, ensuring that the air conditioning system can operate efficiently without being affected by physical obstacles.

[0055] In an embodiment of the present utility model, referring to Figure 2 , the air conditioner indoor unit further includes an indoor-side heat exchanger 50, and the indoor-side heat exchanger 50 is arranged in the volute 11 and corresponds to the air inlet 211. Through the indoor-side heat exchanger 50, the air flowing in from the air inlet 211 can be heated or cooled, so that the air flows out from the air outlet 212 after being heated or cooled, realizing the adjustment of the indoor temperature. As an optional way, the indoor-side heat exchanger 50 is configured as an evaporator.

[0056] In an embodiment of the present utility model, referring to Figure 3 , the air conditioner indoor unit further includes a water receiving tray 60, and the water receiving tray 60 is arranged below the indoor-side heat exchanger 50. Condensate will be generated when the indoor-side heat exchanger 50 is working. To prevent the condensate from flowing everywhere, the water receiving tray 60 is provided. In this embodiment, the water receiving tray 60 is arranged below the indoor-side heat exchanger 50, and the condensate generated by the indoor-side heat exchanger 50 can directly drip into the water receiving tray 60 under the action of gravity, thereby realizing the collection of condensate and preventing the condensate from flowing everywhere and causing a short circuit in the circuit or soaking electronic components. Optionally, the water receiving tray 60 is arranged at the bottom of the indoor unit housing 20.

[0057] In an embodiment of the present utility model, referring to Figure 2, the indoor heat exchanger 50 includes a first heat exchange section 51 and a second heat exchange section 52 connected to the lower end of the first heat exchange section 51. The first heat exchange section 51 extends vertically, and the second heat exchange section 52 extends obliquely downward in the direction from the air inlet 211 inward. The water receiving tray 60 is located below the second heat exchange section 52 and the first heat exchange section 51. In this way, the inclined second heat exchange section 52 can help guide the air flow to be more evenly distributed on the surface of the first heat exchange section 51, avoiding local overcooling or overheating caused by direct blowing, thereby improving the heat exchange efficiency; it can reduce the air resistance when the air flow enters, reduce the noise generated by the collision of the air flow with the first heat exchange section 51, and enhance the user experience; and / or

[0058] Referring to Figure 4 , the air conditioner indoor unit further includes a water pump 71 and a water level switch 72 provided corresponding to the water receiving tray 60. The water pump 71 and the water level switch 72 are installed on the air duct assembly 10. It can be understood that the water inlet of the water pump 71 is connected to the water receiving tray 60 through a pipeline, and the water outlet of the water pump 71 extends to the outside of the indoor unit housing 20 through a pipeline, and can be connected to the air conditioner outdoor unit or directly extend to the outside, which is not limited herein. In this way, the water pump 71 can automatically extract the condensed water in the water receiving tray 60 and discharge it, replacing the direct operation of the user. Specifically, the water level switch 72 can be a liquid level sensor, which can monitor the liquid level of the condensed water in the water receiving tray 60 in real time. When the preset liquid level is reached, the water receiving tray 60 is drained in time to prevent the condensed water in the water receiving tray 60 from overflowing. In one embodiment, the air conditioner indoor unit further includes a controller, the controller is connected to the liquid level sensor and the water pump 71, and the controller controls the opening or closing of the water pump 71 according to the monitoring situation of the liquid level sensor to realize automatic drainage.

[0059] In one embodiment of the present utility model, referring to Figure 2 , the air conditioner indoor unit further includes an air guiding assembly 80 for adjusting the air outlet direction of the air outlet 212. The air guiding assembly 80 is rotatably arranged at the air outlet 212. In this way, through the air guiding assembly 80, the air outlet direction and the air outlet angle of the air outlet 212 can be adjusted, which is convenient for the user to adjust the air direction according to personal preferences or room layout, avoiding the air flow directly blowing on the human body and improving the comfort. In one embodiment, the air guiding assembly 80 is configured as an air guiding plate or an air guiding wheel.

[0060] In one embodiment of the present utility model, the air conditioner indoor unit further includes a quick connector, which is arranged on the indoor unit housing 20 and is used for connecting the refrigerant pipe of the air conditioner. In this way, when the user installs the equipment by himself, only the air conditioner indoor unit and the air conditioner outdoor unit need to be fixed respectively, without the need to assemble the refrigerant pipe and add refrigerant, thereby reducing the installation difficulty and realizing personal installation by the user.

[0061] In one embodiment of the present utility model, referring to Figure 2, the indoor air conditioner further includes moving wheels 90 which are provided at the bottom of the indoor machine housing 20. In this way, the user can move the indoor air conditioner to a suitable position according to the indoor environment or personal preference, saving time and effort. In one embodiment, at least three moving wheels 90 are provided, which can improve the stability during the moving process.

[0062] To achieve the above object, an embodiment of the present invention provides an air conditioner, which includes an indoor air conditioner, an outdoor air conditioner, and a refrigerant pipe connecting the indoor air conditioner and the outdoor air conditioner. The indoor air conditioner includes the indoor air conditioner described above. Specifically, for the specific structure of the indoor air conditioner, refer to the above embodiment. Since this air conditioner adopts all the technical solutions of the above embodiment, it at least has all the beneficial effects brought by the technical solutions of the above embodiment, and will not be described in detail herein one by one.

[0063] It should be noted that the air conditioner of the present invention can be a split air conditioner that is convenient for users to install personally. It uses a refrigerant pipe to connect the indoor heat exchanger 50 and the outdoor heat exchanger, and injects refrigerant into the refrigerant circuit before the equipment leaves the factory. In this way, when the user installs the equipment by himself, he only needs to fix the indoor air conditioner and the outdoor air conditioner respectively, without the need to assemble the refrigerant pipe and add refrigerant, thereby reducing the installation difficulty and realizing personal installation by the user. However, this design is not limited thereto. In other embodiments, the air conditioner of the present invention can also be an ordinary split air conditioner.

[0064] In one embodiment of the present invention, the refrigerant pipe is configured as a refrigerant hose. In this way, the refrigerant hose can be bent, which is convenient for the movement of the indoor air conditioner.

[0065] The above description is only an exemplary embodiment of the present invention, and does not limit the patent scope of the embodiments of the present invention. Any equivalent structural transformation made under the technical concept of the present invention by using the content of the specification and drawings of the embodiments of the present invention, or directly / indirectly applied to other related technical fields, is included in the patent protection scope of the embodiments of the present invention.

Claims

1. An air conditioner indoor unit, characterized in that: The air conditioner indoor unit comprises: Air duct components; and The indoor casing comprises a first panel, the first panel is provided with an air inlet and an air outlet, and the air duct component is arranged inside the indoor casing and connects the air inlet and the air outlet.

2. The air conditioner indoor unit according to claim 1, characterized in that: The first panel is a front panel of the indoor casing; and / or an air inlet area of ​​the air inlet is larger than an air outlet area of ​​the air outlet.

3. The air conditioner indoor unit according to claim 2, characterized in that: The air duct assembly includes a volute and a crossflow fan wheel arranged in the volute, and the crossflow fan wheel is horizontally installed on the volute, and the volute is connected to the indoor casing.

4. The air conditioner indoor unit according to claim 3, characterized in that: The air conditioner indoor unit further comprises a compressor, which is arranged inside the indoor casing and located on a side of the volute facing away from the first panel.

5. The air conditioner indoor unit according to claim 4, characterized in that: The air conditioner indoor unit further comprises an electric control component, which is arranged on a side of the volute facing away from the first panel and arranged side by side with the compressor.

6. The air conditioner indoor unit according to claim 3, characterized in that: The air inlet is arranged below the air outlet.

7. The air conditioner indoor unit according to claim 6, characterized in that: The air conditioner indoor unit also includes an indoor heat exchanger, which is arranged on the volute and corresponds to the air inlet.

8. The air conditioner indoor unit according to claim 7, characterized in that: The air conditioner indoor unit further comprises a water receiving box, and the water receiving box is arranged below the indoor heat exchanger.

9. The air conditioner indoor unit according to claim 8, characterized in that: The indoor heat exchanger comprises a first heat exchange section and a second heat exchange section connected to the lower end of the first heat exchange section, the first heat exchange section extends vertically, the second heat exchange section extends obliquely downward in the direction inward from the air inlet, and the water receiving box is located below the second heat exchange section and the first heat exchange section; and / or The air conditioner indoor unit also includes a water pump and a water level switch arranged corresponding to the water receiving box, and the water pump and the water level switch are installed on the air duct assembly.

10. The air conditioner indoor unit according to claim 1, characterized in that: The air conditioner indoor unit also includes an air guide component for adjusting the air outlet direction of the air outlet, and the air guide component is rotatably arranged on the air outlet.

11. The air conditioner indoor unit according to claim 10, characterized in that: The wind guide component is configured as a wind guide plate or a wind guide wheel.

12. The air conditioner indoor unit according to claim 1, characterized in that: The air conditioner indoor unit also includes a quick-connect connector, which is arranged on the indoor unit casing and is used to connect a refrigerant pipe of the air conditioner.

13. The air conditioner indoor unit according to claim 1, characterized in that: The air conditioner indoor unit further comprises a moving wheel, and the moving wheel is arranged at the bottom of the indoor unit casing.

14. An air conditioner, characterized in that: The air conditioner comprises an air conditioner indoor unit, an air conditioner outdoor unit and a refrigerant pipe connecting the air conditioner indoor unit and the air conditioner outdoor unit, and the air conditioner indoor unit comprises the air conditioner indoor unit according to any one of claims 1 to 13.

15. The air conditioner according to claim 14, characterized in that: The refrigerant pipe is configured as a refrigerant hose.