Indoor unit of air conditioner

Abstract

The utility model relates to the technical field of air conditioners, in particular to an air conditioner indoor unit, and aims to solve the problem that a fresh air module of an existing air conditioner indoor unit occupies a large space at the bottom of an air conditioner, so that installation of other devices is limited. In order to achieve the purpose, the utility model provides an air conditioner indoor unit which comprises a fresh air module and an air conditioner indoor unit, the fresh air module comprises an air outlet assembly, the air outlet assembly comprises an air outlet pipeline, the air outlet pipeline comprises a first air outlet pipeline and a second air outlet pipeline, and the air outlet directions of the first air outlet pipeline and the second air outlet pipeline are different; the terminal strip assembly comprises a first shell, and the first shell is located below the first air outlet pipeline; the electric appliance box assembly comprises a second shell, and the second shell is located below the second air outlet pipeline. According to the air conditioner indoor unit provided by the utility model, the terminal strip is separated from the electric appliance box, so that the problem that the installation position of the electric appliance box is limited is solved.

Description

Technical Field

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

[0002] Traditional household air conditioners include an indoor unit and an outdoor unit of the air conditioner. When the air conditioner is working, it can usually only guide the air circulation indoors, but cannot introduce fresh outdoor air. After running for a period of time, the indoor air quality will decline. To solve the above problems, a fresh air module is generally provided in the existing indoor unit of the air conditioner, and the fresh air module is used to improve the air quality of the indoor environment, which can refresh the indoor air and effectively improve the customer experience.

[0003] The fresh air modules of some existing indoor units of air conditioners are designed with a front air outlet duct and a rear air outlet duct, so that fresh air can be sent into the indoor space through the front air outlet duct and the rear air outlet duct respectively, so as to achieve the effects of all-round air supply and enhanced air circulation. However, this double air outlet duct structure occupies a large installation space, further reducing the limited internal space of the indoor unit of the air conditioner, resulting in limited installation of other components. Summary of the Utility Model

[0004] The utility model aims to solve the above technical problems, that is, to solve the problem that the fresh air module of the existing indoor unit of the air conditioner occupies a large space at the bottom of the air conditioner, resulting in limited installation of other components.

[0005] The utility model provides an indoor unit of an air conditioner, and the indoor unit of the air conditioner includes:

[0006] A fresh air module, which includes an air outlet component, the air outlet component includes an air outlet duct, the air outlet duct includes a first air outlet duct and a second air outlet duct, and the air outlet directions of the first air outlet duct and the second air outlet duct are different;

[0007] A terminal block assembly, which includes a first housing, and the first housing is located below the first air outlet duct;

[0008] An electric appliance box assembly, which includes a second housing, and the second housing is located below the second air outlet duct.

[0009] In some feasible embodiments of the above indoor unit of the air conditioner, the terminal block assembly further includes a terminal block module disposed inside the first housing, the electric appliance box assembly further includes an electric appliance module disposed inside the second housing, and the electric appliance module is electrically connected to the terminal block module through a wire.

[0010] In some feasible embodiments of the above-mentioned air conditioner indoor unit, a fixing member is provided on the outer side of the first air outlet duct or the outer side of the second air outlet duct. The first end of the wire penetrates into the first housing and is electrically connected to the terminal block module, and the second end of the wire penetrates through the fixing member and then into the second housing and is electrically connected to the electrical module.

[0011] In some feasible embodiments of the above-mentioned air conditioner indoor unit, the fresh air module further includes a fresh air component and a fan component. The fresh air component includes a third housing, and the fan component includes a fourth housing. The third housing and the fourth housing are arranged in sequence from back to front along the front-rear direction of the air conditioner indoor unit. The first housing is arranged above the third housing, and / or

[0012] The second housing is arranged on the front side of the fourth housing.

[0013] In some feasible embodiments of the above-mentioned air conditioner indoor unit, the third housing includes a slot portion, and the first housing includes a plug-in portion corresponding to the slot portion. The plug-in portion is detachably inserted into the slot portion.

[0014] In some feasible embodiments of the above-mentioned air conditioner indoor unit, the third housing further includes a first connecting portion, and the first housing further includes a second connecting portion corresponding to the first connecting portion. In a state where the plug-in portion is inserted into the slot portion, the first connecting portion is snap-connected or connected by a fastener to the second connecting portion.

[0015] In some feasible embodiments of the above-mentioned air conditioner indoor unit, the opening at the air outlet end of the first air outlet duct faces backward, and the air inlet end of the first air outlet duct is bent downward and connected to the air outlet end of the fourth housing; or

[0016] The opening at the air outlet end of the second air outlet duct faces forward, and the air inlet end of the second air outlet duct is bent downward and connected to the air outlet end of the fourth housing.

[0017] In some feasible embodiments of the above-mentioned air conditioner indoor unit, the second air outlet duct is a branch duct formed on the first air outlet duct; or

[0018] The first air outlet duct is a branch duct formed on the second air outlet duct.

[0019] In some feasible embodiments of the above-mentioned air conditioner indoor unit, the air conditioner indoor unit further includes:

[0020] A base, on which a first card slot portion is provided. The second housing is located above the base and has a gap with the base;

[0021] A rear panel frame, which is arranged on the base;

[0022] A front panel frame, with a first buckle portion provided at its bottom, and the first buckle portion is configured to be able to pass through the gap and then connect to the first slot portion from top to bottom, so that the front panel frame is connected to the base.

[0023] In some feasible embodiments of the above air conditioner indoor unit, the rear panel frame is provided with a maintenance opening, the maintenance opening is correspondingly arranged with the first housing, and a maintenance board is detachably arranged on the maintenance opening.

[0024] For the air conditioner indoor unit provided by the present utility model, by separating the terminal block from the electrical box, the size of the electrical box is reduced at least in the height direction, and then the electrical box assembly can be arranged below the second air outlet duct, solving the problem of limited installation position of the electrical box. In addition, by installing the removed terminal block below the first air outlet duct, the present utility model makes full use of the limited internal space of the air conditioner indoor unit and improves the space utilization rate. Description of the Drawings

[0025] The following describes the preferred embodiments of the present utility model with reference to the drawings, in which:

[0026] Figure 1 is the left view of the cabinet-type air conditioner indoor unit of the present utility model;

[0027] Figure 2 is the exploded view of the cabinet-type air conditioner indoor unit of the present utility model, in which the front panel frame and the rear panel frame are sectioned;

[0028] Figure 3 is Figure 2 the enlarged view of area A in

[0029] Figure 4 is one of the assembly drawings of the fresh air module and other components of the present utility model with the base;

[0030] Figure 5 is another assembly drawing of the fresh air module and other components of the present utility model with the base;

[0031] Figure 6 is the rear view assembly drawing of the fresh air module and other components of the present utility model with the base;

[0032] Figure 7 is Figure 6 the enlarged view of area B in

[0033] Figure 8 is the sectional assembly drawing of the electrical box assembly, the base, the front panel frame and the rear panel frame of the present utility model, in which some structures of the front panel frame and the rear panel frame are omitted;

[0034] Figure 9 is Figure 8 An enlarged view of area C in

[0035] Figure 10 is a cross-sectional assembly view of the front panel frame and the rear panel frame of the present utility model, in which some structures of the front panel frame and the rear panel frame are omitted;

[0036] Figure 11 is Figure 10 An enlarged view of area D in

[0037] List of reference numerals:

[0038] 1 - Fresh air module; 11 - Air outlet assembly; 111 - First air outlet duct; 1111 - First air outlet; 112 - Second air outlet duct; 1121 - Second air outlet; 12 - Fresh air component; 121 - Third housing; 1211 - Slot part; 1212 - First connection part; 13 - Fan component; 131 - Fourth housing; 2 - Terminal block component; 21 - First housing; 211 - Insertion part; 212 - Second connection part; 3 - Electrical box component; 31 - Second housing; 4 - Base; 41 - First card slot part; 5 - Front panel frame; 51 - First buckle part; 52 - Second buckle part; 6 - Rear panel frame; 61 - Second card slot part; 62 - Maintenance opening; 63 - Maintenance board. Detailed implementation manners

[0039] The preferred implementation manners of the present utility model will be described below with reference to the accompanying drawings. Those skilled in the art should understand that these implementation manners are only used to explain the technical principle of the present utility model and are not intended to limit the protection scope of the present utility model.

[0040] It should be noted that in the description of the present utility model, the terms indicating directions or positional relationships such as "upper", "lower", "inner", "outer", "front", "rear", etc. are based on the directions or positional relationships shown in the drawings. This is only for the convenience of description and does not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to the present utility model.

[0041] In addition, it should be noted that in the description of the present utility model, unless otherwise clearly specified and defined, the terms "installation", "connection", and "coupling" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, a direct connection, or an indirect connection through an intermediate medium, and it can be the communication inside two components. For those skilled in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances. In addition, the terms "first", "second", "third", and "fourth" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0042] As Figure 1 and Figure 2 shown, an embodiment of the present utility model provides a cabinet-type air conditioner indoor unit, including a fresh air module 1, a terminal block assembly 2, an electrical box assembly 3, a base 4, a front panel frame 5, a rear panel frame 6, etc. Specifically, the front panel frame 5 and the rear panel frame 6 are sequentially arranged on the base 4 from front to back along the front-rear direction of the cabinet-type air conditioner indoor unit. A plurality of second buckle portions 52 are arranged at intervals along the height direction of the cabinet-type air conditioner indoor unit on the edge of the long side of the front panel frame 5, and a plurality of second slot portions 61 corresponding to the second buckle portions 52 are arranged at intervals along the height direction of the cabinet-type air conditioner indoor unit on the edge of the long side of the rear panel frame 6. The number of the second buckle portions 52 corresponds to the number of the second slot portions 61. The front panel frame 5 and the rear panel frame 6 are connected through the second buckle portions 52 and the second slot portions 61. After the front panel frame 5 and the rear panel frame 6 are enclosed, an internal space of the cabinet-type air conditioner indoor unit is constructed, and the fresh air module 1, the terminal block assembly 2, the electrical box assembly 3, etc. are all arranged in this internal space.

[0043] It should be noted that the number of the second buckle portions 52 is not limited to 5 shown in the figure, and can be 2, 3, 4, 6, etc. The number of the second slot portions 61 is not limited to 5 shown in the figure, and can be 2, 3, 4, 6, etc.

[0044] As Figures 3 to 5As shown in the figure, the fresh air module 1 includes a fresh air component 12, a fan component 13, and an air outlet component 11. Specifically, the fresh air component 12 includes a third housing 121 and a filtering member disposed within the third housing 121, etc.; the fan component 13 includes a fourth housing 131 and a fan device disposed within the fourth housing 131; the air outlet component 11 includes an air outlet duct, etc. The third housing 121 and the fourth housing 131 are sequentially arranged from back to front along the front-back direction of the indoor unit of the cabinet air conditioner. The air outlet duct is disposed above the fourth housing 131. The inlet of the third housing 121 communicates with the outside, the outlet of the third housing 121 communicates with the inlet of the fourth housing 131, and the outlet of the fourth housing 131 communicates with the inlet of the air outlet duct, thereby forming a path for fresh air to flow through. Outdoor fresh air can enter the fresh air component 12 driven by the fan device and finally enter the room through the air outlet duct. In this embodiment, the air outlet duct includes a first air outlet duct 111 and a second air outlet duct 112, and the air outlet directions of the first air outlet duct 111 and the second air outlet duct 112 are different. Specifically, the first air outlet duct 111 has a first air outlet 1111 for air outlet, the second air outlet duct 112 has a second air outlet 1121 for air outlet, the air outlet direction of the first air outlet duct 111 is towards the rear so that the first air outlet 1111 blows air towards the rear, and the air outlet direction of the second air outlet duct 112 is towards the front so that the second air outlet 1121 blows air towards the front.

[0045] As Figure 5 shown in the figure, the electric box component 3 includes a second housing 31 and an electric module disposed inside the second housing 31. The second housing 31 is located below the second air outlet duct 112 and is detachably disposed on the front side of the fourth housing 131 through fasteners. There is a gap between the installed second housing 31 and the base 4. The terminal block component 2 includes a first housing 21 and a terminal block module disposed inside the first housing 21. The first housing 21 is located below the first air outlet duct 111 and is disposed above the third housing 121.

[0046] Furthermore, the terminal block module is electrically connected to the electric module through a wire. Specifically, the electric module includes a first control module and a first power module. The first control module is electrically connected to the second control module of the outdoor unit of the air conditioner through the terminal block module, and the first power module is electrically connected to the second power module of the outdoor unit of the air conditioner through the terminal block module.

[0047] It should be noted that the terminal block module serves as a key interface for signal transmission and power transmission between the indoor unit of the cabinet air conditioner and the outdoor unit of the air conditioner in the air conditioning system. The centralized wiring design simplifies the electrical connection process, and enhances the safety of the system by ensuring the reliability and stability of the connection. It is an important part to ensure the normal operation of the air conditioning system. It can be understood that the structure and principle of the terminal block module are common knowledge and will not be elaborated here.

[0048] The cabinet-type air conditioner indoor unit provided by the embodiment of the utility model separates the terminal block from the electrical box, so that the size of the electrical box can be reduced, especially the size of the electrical box in the height direction is reduced, and then the electrical box assembly 3 can be arranged below the second air outlet duct 112, solving the problem that the installation position of the electrical box is limited. In addition, by installing the removed terminal block below the first air outlet duct 111, the embodiment of the utility model makes full use of the limited internal space of the cabinet-type air conditioner indoor unit and improves the space utilization rate.

[0049] Furthermore, a fixing member is arranged on the outer side surface of the first air outlet duct 111 or the outer side surface of the second air outlet duct 112. The fixing member can be detachably arranged with the first air outlet duct 111 or the second air outlet duct 112, or can be integrally formed with the first air outlet duct 111 or the second air outlet duct 112. The fixing member is specifically a fixing wire clip or a fixing wire frame. The first end of the wire penetrates into the first housing 21 and is electrically connected to the terminal block module, and the second end of the wire passes through the fixing member and then penetrates into the second housing 31 and is electrically connected to the electrical module. By arranging the fixing member to guide the wire, the embodiment of the utility model enables the arrangement of the wire between the electrical box assembly 3 and the terminal block assembly 2 to be neat and orderly, simplifies the wire routing path, and is beneficial to the subsequent maintenance of the terminal block assembly 2 and the electrical box assembly 3.

[0050] In addition, as Figure 1 shown, the rear panel frame 6 is provided with a maintenance port 62, the maintenance port 62 is correspondingly arranged with the first housing 21, and a maintenance board 63 is detachably arranged on the maintenance port 62. Through the above arrangement, the user can maintain the terminal block assembly 2 through the maintenance port 62 of the rear panel frame 6, reducing the maintenance difficulty of the cabinet-type air conditioner indoor unit.

[0051] As Figure 5 shown, the opening of the air outlet end of the first air outlet duct 111 faces backward, the air inlet end of the first air outlet duct 111 is bent downward and connected to the air outlet end of the fourth housing 131, the opening of the air outlet end of the second air outlet duct 112 faces forward, and the second air outlet duct 112 is a branch duct formed on the first air outlet duct 111.

[0052] Alternatively, it can also be that the opening of the air outlet end of the first air outlet duct 111 faces backward, the opening of the air outlet end of the second air outlet duct 112 faces forward, the air inlet end of the second air outlet duct 112 is bent downward and connected to the air outlet end of the fourth housing 131, and the first air outlet duct 111 is a branch duct formed on the second air outlet duct 112.

[0053] As Figure 6 and Figure 7As shown, the third housing 121 includes a slot portion 1211 and a first connection portion 1212. The first housing 21 includes a plug-in portion 211 corresponding to the slot portion 1211 and a second connection portion 212 corresponding to the first connection portion 1212. The plug-in portion 211 is detachably inserted into the slot portion 1211, specifically inserted in the direction from right to left in Figure 7 . When the plug-in portion 211 is inserted into the slot portion 1211, the first connection portion 1212 is snap-connected or connected by a fastener to the second connection portion 212; in this embodiment, the first connection portion 1212 and the second connection portion 212 are connected by a fastener. It should be noted that the number of the first connection portions 1212 is not limited to one, and the position is not limited to that shown in the figure. Through the above arrangement, the first housing 21 can be conveniently mounted on the third housing 121, facilitating the disassembly, assembly and maintenance of the terminal block assembly 2.

[0054] As Figure 8 and Figure 9 shown, a first card slot portion 41 is provided on the base 4. The second housing 31 is located above the base 4 and there is a gap between the second housing 31 and the base 4. A first snap portion 51 is provided at the bottom of the front panel frame 5. The first snap portion 51 is configured to be able to pass through the gap and then be connected to the first card slot portion 41 from top to bottom to connect the front panel frame 5 to the base 4. Correspondingly, as Figure 10 and Figure 11 shown, the second snap portion 52 is configured to be able to enter the second card slot portion 61 in the front-back direction of the indoor unit of the cabinet air conditioner and then be connected to the second card slot portion 61 from top to bottom to connect the front panel frame 5 to the rear panel frame 6. Continuing to refer to Figure 2 and Figure 3 , before installing the front panel frame 5, first set the rear panel frame 6 on the base 4. When installing the front panel frame 5, align the second snap portion 52 with the corresponding second card slot portion 61, and move the front panel frame 5 backward in the front-back direction of the indoor unit of the cabinet air conditioner until the second snap portion 52 can enter the second card slot portion 61; during this process, the first snap portion 51 synchronously passes through the gap between the second housing 31 and the base 4 backward in the front-back direction of the indoor unit of the cabinet air conditioner until the first snap portion 51 aligns with the corresponding first card slot portion 41. Subsequently, move the front panel frame 5 downward in the height direction of the indoor unit of the cabinet air conditioner to connect the first snap portion 51 to the first card slot portion 41 and connect the second snap portion 52 to the second card slot portion 61.

[0055] For the indoor unit of the cabinet air conditioner provided by the embodiment of the present utility model, by separating the terminal block from the electrical box, the size of the electrical box can be reduced, especially the size of the electrical box in the height direction is reduced, so that there is a gap between the second housing 31 and the base 4, making the assembly process of the front panel frame 5 more convenient and reducing the assembly difficulty.

[0056] It should be noted that the number of the first buckle portions 51 is not limited to 1 shown in the figure, and can be 2, 3, 4, 5, etc. The number of the first card slot portions 41 is not limited to 1 shown in the figure, and can be 2, 3, 4, 5, etc.

[0057] So far, the technical solution of the present invention has been described in conjunction with the preferred embodiments shown in the drawings. However, it is easy for those skilled in the art to understand that the protection scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principle of the present invention, those skilled in the art can make equivalent changes or substitutions to the relevant technical features, and the technical solutions after these changes or substitutions will fall within the protection scope of the present invention.

Claims

1. An air conditioner indoor unit, characterized in that, The indoor air conditioner includes: A fresh air module, which includes an air outlet component. The air outlet component includes an air outlet duct, and the air outlet duct includes a first air outlet duct and a second air outlet duct. The air outlet directions of the first air outlet duct and the second air outlet duct are different; A terminal block component, which includes a first housing, and the first housing is located below the first air outlet duct; An electric appliance box component, which includes a second housing, and the second housing is located below the second air outlet duct.

2. The air conditioner indoor unit according to claim 1, characterized in that, The terminal block component further includes a terminal block module disposed inside the first housing, and the electric appliance box component further includes an electric appliance module disposed inside the second housing. The electric appliance module is electrically connected to the terminal block module through a wire.

3. The air conditioner indoor unit according to claim 2, characterized in that, A fixing member is provided on the outer side of the first air outlet duct or the outer side of the second air outlet duct. The first end of the wire penetrates into the first housing and is electrically connected to the terminal block module, and the second end of the wire penetrates through the fixing member and then penetrates into the second housing and is electrically connected to the electric appliance module.

4. The air conditioner indoor unit according to claim 1, wherein The fresh air module further includes a fresh air component and a fan component. The fresh air component includes a third housing, and the fan component includes a fourth housing. The third housing and the fourth housing are sequentially arranged from back to front along the front-back direction of the indoor air conditioner. The first housing is disposed above the third housing, and / or The second housing is disposed on the front side of the fourth housing.

5. The air conditioner indoor unit according to claim 4, characterized in that, The third housing includes a slot portion, and the first housing includes a plug portion corresponding to the slot portion. The plug portion is detachably inserted into the slot portion.

6. The air conditioner indoor unit according to claim 5, characterized in that, The third housing further includes a first connecting portion, and the first housing further includes a second connecting portion corresponding to the first connecting portion. In a state where the plug portion is inserted into the slot portion, the first connecting portion is clamped or connected by a fastener to the second connecting portion.

7. The air conditioner indoor unit according to claim 4, wherein, The opening at the air outlet end of the first air outlet duct faces backward, and the air inlet end of the first air outlet duct is bent downward and connected to the air outlet end of the fourth housing; or The opening at the air outlet end of the second air outlet duct faces forward, and the air inlet end of the second air outlet duct is bent downward and connected to the air outlet end of the fourth housing.

8. The air conditioner indoor unit according to claim 7, characterized in that, The second air outlet duct is a branch duct formed on the first air outlet duct; or The first air outlet duct is a branch duct formed on the second air outlet duct.

9. The air conditioner indoor unit according to claim 1, characterized in that, The indoor air conditioner further includes: A base, on which a first card slot portion is provided. The second housing is located above the base and has a gap therebetween; A rear panel frame, which is provided on the base; A front panel frame, at the bottom of which a first buckle portion is provided. The first buckle portion is configured to be able to pass through the gap and then connect to the first card slot portion from top to bottom to connect the front panel frame to the base.

10. The air conditioner indoor unit according to claim 9, characterized in that, The rear panel frame is provided with a maintenance opening, which is correspondingly arranged with the first housing, and a maintenance plate is detachably provided on the maintenance opening.

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