Shell assembly, indoor unit and air conditioner

Abstract

The utility model relates to a shell assembly, an indoor unit and an air conditioner, and the shell assembly comprises a shell which is provided with an opening, and the opening is used for being matched with a door body of the indoor unit; the top cover is connected to the top of the shell, and the part, exposed out of the opening, of the top cover is provided with a decoration part. According to the shell assembly provided by the invention, when the door body opens the opening, the consistency of the overall appearance of the shell assembly can be improved.

Description

Technical Field

[0001] The present disclosure relates to the technical field of air conditioning, and in particular to a housing assembly, an indoor unit and an air conditioner. Background Art

[0002] In the prior art, an air conditioner indoor unit includes a housing assembly, which comprises a main housing and a top cover. The main housing has an opening that can be selectively closed by a door to selectively supply air. Currently, in some indoor units, the opening extends into the top cover. When the door is opened, the bottom of the top cover is exposed to the opening, affecting the overall appearance of the housing assembly. Utility Model Content

[0003] The purpose of the present disclosure is to provide a housing assembly that is conducive to improving the consistency of the overall appearance of the housing assembly when the door body is opened.

[0004] According to a first aspect of an embodiment of the present disclosure, a shell assembly is provided, comprising: a shell having an opening, the opening being used to cooperate with a door body of an indoor unit; and a top cover connected to the top of the shell, the bottom of the top cover being exposed to the opening and provided with a decorative portion.

[0005] Optionally, the bottom of the decorative portion has a decorative plane exposed to the opening.

[0006] Optionally, the decorative portion is constructed as a decorative plate, a connecting structure is provided between the decorative plate and the top cover, and the decorative plate is detachably connected to the bottom of the top cover through the connecting structure.

[0007] Optionally, a connection structure is provided between the decorative plate and the top cover, and the decorative plate is detachably connected to the bottom of the top cover via the connection structure.

[0008] Optionally, the connection structure includes a connection portion, and the connection portion includes a plug-in block and a plug-in slot that are plugged together. One of the plug-in block and the plug-in slot is provided on the decorative panel, and the other is provided on the bottom of the top cover.

[0009] Optionally, the connecting structure includes an abutting portion, the connecting portion and the abutting portion are spaced apart in the front-to-back direction, the abutting portion includes an abutting block and a spring sheet pressed against the abutting block, one of the abutting block and the spring sheet is arranged on the decorative panel, and the other is arranged on the bottom of the top cover.

[0010] Optionally, a limiting structure is provided between the decorative plate and the top cover, and the limiting structure is used to limit the decorative plate in a downward direction.

[0011] Optionally, the limiting structure comprises a limiting slot and a limiting plate, one of the limiting slot and the limiting plate is arranged on the decorative plate, and the other is arranged on the bottom of the top cover, and the limiting plate is hooked on the wall surface of the limiting slot.

[0012] Optionally, the top cover has a body cover and a tapered flange connected to the edge of the body cover, the tapered flange gradually increases in diameter from top to bottom, and the decorative plate abuts against the tapered flange.

[0013] Optionally, the top cover is configured as a flat plate, and the decorative part is integrally formed on the bottom of the top cover.

[0014] Optionally, a plurality of reinforcing ribs are arranged on the bottom of the top cover, and the reinforcing ribs are arranged on the rear side of the decorative part.

[0015] According to a second aspect of the embodiments of the present disclosure, an indoor unit is provided, comprising the shell assembly as described above.

[0016] According to a third aspect of the embodiments of the present disclosure, an air conditioner is provided, comprising the indoor unit as described above.

[0017] The technical solutions provided by the embodiments of the present disclosure can have the following beneficial effects: in the shell assembly improved by the present disclosure, the part of the bottom of the top cover exposed to the opening is provided with the decorative part, the decorative part can shield the part of the bottom of the top cover exposed to the opening, when the moving door body opens the opening, the user can observe the decorative part, but cannot observe the part of the bottom of the top cover covered by the decorative part, thereby the setting of the decorative part improves the consistency of the overall appearance of the shell assembly.

[0018] It should be understood that the above general description and the following detailed description are only exemplary and explanatory, and cannot limit the present disclosure. BRIEF DESCRIPTION OF DRAWINGS

[0019] The drawings incorporated into the specification and forming a part of the specification, show embodiments consistent with the present disclosure, and together with the specification, serve to explain the principles of the present disclosure.

[0020] Figure 1 is a structural schematic diagram of a shell assembly according to an exemplary embodiment of the present disclosure;

[0021] Figure 2 is a structural schematic diagram of a shell assembly according to an exemplary embodiment of the present disclosure, in which the door body is in an open state;

[0022] Figure 3 is a structural schematic diagram of the installation of the shell and the top cover of a shell assembly according to an exemplary embodiment of the present disclosure;

[0023] Figure 4 is a schematic diagram showing the installation of a top cover and a decorative plate of a housing assembly according to an exemplary embodiment of the present disclosure;

[0024] Figure 5 is a schematic structural diagram of a top cover of a housing assembly according to an exemplary embodiment of the present disclosure;

[0025] Figure 6 is another schematic diagram of the installation of the top cover and the decorative plate of the housing assembly according to an exemplary embodiment of the present disclosure;

[0026] Figure 7 yes Figure 6 Cross-section of the middle AA;

[0027] Figure 8 yes Figure 7 A partial enlarged schematic diagram of point B in the middle;

[0028] Figure 9 yes Figure 7 A partial enlarged schematic diagram of point C in the middle;

[0029] Figure 10 is another structural schematic diagram of a top cover of a housing assembly according to an exemplary embodiment of the present disclosure;

[0030] Figure 11 yes Figure 10 A partial enlarged view of point D in the middle;

[0031] Figure 12 1 is a schematic structural diagram of a decorative plate of a housing assembly according to an exemplary embodiment of the present disclosure.

[0032] Description of Reference Numerals

[0033] 1-shell; 10-opening; 11-side reinforcement plate; 12-rear frame; 13-top reinforcement plate; 2-top cover; 20-decorative part; 201-decorative plane; 202-reinforcement rib; 21-body cover; 23-conical flange; 3-connecting structure; 31-connecting part; 311-plug-in block; 312-plug-in groove; 32-abutting part; 321-abutting block; 322-spring; 33-limiting structure; 331-limiting groove; 332-limiting plate. DETAILED DESCRIPTION

[0034] The following describes the specific embodiments of the present disclosure in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are only used to illustrate and explain the present disclosure and are not intended to limit the present disclosure.

[0035] In this disclosure, unless otherwise stated, directional words such as "up" and "down" refer to the up and down directions of gravity in actual use, wherein the directions "front, back, left, and right" correspond to the directions of Figure 1 The front, back, left and right directions in the drawing can also be referred to Figure 7 . In addition, "top and bottom" refer to the "top and bottom" relative to the state of the corresponding parts during actual use. In addition, the terms "first", "second", etc. used in this disclosure are to distinguish one element from another and do not have sequentiality and importance. In addition, in the following description, when referring to the drawings, unless otherwise explained, the same figure marks in different drawings represent the same or similar elements. The above definitions are only used to explain and illustrate the present disclosure and should not be understood as limitations on the present disclosure.

[0036] It should be noted that the reference Figure 1 and Figure 2 As shown in , the housing 1 has an opening 10, which is used to cooperate with the door body of the indoor unit. That is, the door body is used to selectively open the opening 10. When the opening 10 is in the open state, the indoor unit can supply air to the room through the opening 10. Currently, the bottom of the top cover 2 is exposed to the opening 10. Due to the provision of reinforcing ribs 202 or other related structures, the bottom of the top cover exposed to the opening is uneven, while the overall appearance of the housing assembly is relatively smooth. When the door body opens the opening 10, the bottom of the top cover 2 is exposed to the opening 10. The portion is easily observed by the user. Therefore, the portion of the bottom of the top cover 2 exposed to the opening 10 affects the consistency of the overall appearance of the housing assembly.

[0037] In order to solve the above technical problems, according to the first aspect of the embodiment of the present disclosure, a housing assembly is provided. Figures 2 to 3 As shown in the figure, the shell assembly includes: a shell 1, the shell 1 has an opening 10, the opening 10 is used to cooperate with the door body of the indoor unit; and a top cover 2, the top cover 2 is connected to the top of the shell 1, and the bottom of the top cover 2 exposed to the opening 10 is provided with a decorative part 20.

[0038] The technical solution provided by the embodiments of the present disclosure may include the following beneficial effects: in the improved shell assembly of the present disclosure, since the portion of the bottom of the top cover 2 exposed to the opening 10 is provided with a decorative portion 20, the decorative portion 20 can be used to cover the portion of the bottom of the top cover 2 exposed to the opening 10. In this way, when the door body is moved to open the opening 10, the user can observe the decorative portion 20 but cannot observe the portion of the bottom of the top cover 2 covered by the decorative portion 20. Therefore, the provision of the decorative portion 20 improves the consistency of the overall appearance of the shell assembly.

[0039] In some exemplary embodiments provided in the present disclosure, reference is made to Figures 3 to 6As shown in FIG, the bottom of the decorative portion 20 has a decorative plane 201 exposed to the opening 10. With this arrangement, when the door body is moved to open the opening 10, the user sees the decorative plane 201. Since the decorative plane is a plane, the portion of the decorative portion exposed to the opening is relatively smooth and has good consistency with the overall appearance of the housing assembly. Therefore, the provision of the decorative plane 201 can improve the consistency of the overall structure of the housing assembly.

[0040] In some other exemplary embodiments provided in the present disclosure, the decorative portion 20 can also be configured to have a decorative curved surface exposed in the opening 10. Since the curved surface is relatively smooth and has good consistency with the overall appearance of the shell assembly, the setting of the decorative curved surface can also improve the consistency of the overall structure of the shell assembly.

[0041] In the exemplary embodiments provided in the present disclosure, reference is made to Figure 5 As shown in , the top cover 2 can be constructed as a flat plate, and the decorative part 20 is integrally formed at the bottom of the top cover 2. That is to say, in this embodiment, the bottom of the top cover 2 exposed to the opening 10 is integrally formed with the decorative part 20. When the door body is moved to open the opening 10, what the user observes through the opening 10 is the decorative part 20, thereby ensuring the consistency of the overall appearance of the shell assembly. The decorative part 20 is integrally formed at the bottom of the top cover 2, which is beneficial to improving the structural strength and also increases the integrity of the structure.

[0042] In other exemplary embodiments provided by the present disclosure, reference is made to Figure 6 As shown in the figure, the decorative portion 20 can be constructed as a decorative panel, which is connected to the bottom of the top cover 2. That is, in this embodiment, the decorative portion 20 is used to cover the portion of the bottom of the top cover 2 exposed to the opening 10, so as to cover the related structure provided on the bottom of the top cover 2 exposed to the opening 10, which is beneficial to improving the consistency of the overall appearance of the shell assembly.

[0043] The above two exemplary embodiments will be described in detail below.

[0044] refer to Figure 5 As shown in , the top cover 2 can be constructed in a flat plate shape, and the decorative portion 20 is integrally formed at the bottom of the top cover 2. Since the flat plate has a relatively small wall thickness, it is convenient for the decorative portion 20 to be integrally formed with the bottom of the top cover 2. Of course, the decorative portion 20 can also be detachably connected to the bottom of the top cover 2, and this disclosure does not impose any specific restrictions on this.

[0045] refer to Figure 6As shown in the figure, the decorative portion 20 is constructed as a decorative panel. To facilitate installation, a connecting structure 3 can be provided between the decorative panel and the top cover 2. The decorative panel is detachably connected to the bottom of the top cover 2 via the connecting structure 3. This arrangement allows the decorative panel and the top cover 2 to be separately processed, thereby improving the processing convenience. In addition, the detachable connection between the decorative panel and the bottom of the top cover 2 facilitates the installation and removal of the decorative panel, and facilitates the replacement or cleaning of the decorative panel.

[0046] In the present disclosure, the decorative panel can also be connected to the bottom of the top cover 2 by bonding, embedding or magnetic connection methods, as long as the decorative panel can be detachably connected to the bottom of the top cover 2 without affecting the appearance of the bottom of the decorative panel. When the decorative panel is embedded in the bottom of the top cover 2, an embedding groove (not shown in the figure) can be provided at the bottom of the top cover 2, and a protrusion (not shown in the figure) can be provided on the decorative panel. The protrusion is embedded in the embedding groove, and the protrusion and the embedding groove are interference fit to connect the decorative panel to the bottom of the top cover 2. When magnetic connection is adopted, magnetic parts (not shown in the figure) can be installed on the bottom of the top cover 2 and the decorative panel respectively. The decorative panel is adsorbed and fixed to the bottom of the top cover 2 by the mutual magnetic attraction of the magnetic parts, which facilitates the installation or removal of the decorative panel.

[0047] In the exemplary embodiments provided in the present disclosure, reference is made to Figures 7 to 12 As shown in , the connection structure 3 may include a connection portion 31, which includes a plug-in block 311 and a plug-in slot 312 that are plugged together. One of the plug-in block 311 and the plug-in slot 312 is provided on the decorative panel, and the other is provided on the bottom of the top cover 2. With this arrangement, the plug-in block 311 and the plug-in slot 312 are plugged together to connect the decorative panel to the bottom of the top cover 2, thereby facilitating the installation of the decorative panel.

[0048] In the present disclosure, the number of connecting parts 31 can be set to multiple, wherein the plug-in block 311 can be set on the decorative panel, and the plug-in slot 312 can be set at the bottom of the top cover 2, wherein the multiple plug-in slots 312 can be distributed at intervals along the circumference of the top cover 2.

[0049] In the exemplary embodiments provided in the present disclosure, reference is made to Figure 7 and Figure 12As shown in , the connecting structure 3 may include an abutting portion 32, the connecting portion 31 and the abutting portion 32 are spaced along the front-to-back direction, the abutting portion 32 includes an abutting block 321 and a spring piece 322 pressed against the abutting block 321, one of the abutting block 321 and the spring piece 322 is arranged on the decorative panel and the other is arranged on the bottom of the top cover 2. When the locking cam 321 is in the unlocked position, the locking cam 322 is in the unlocked position, and the locking cam 322 is in the unlocked position, so that the winch 31 can be unlocked easily.

[0050] In the present disclosure, the spring piece 322 can be set on the decorative plate, and the abutment block 321 can be set at the bottom of the top cover 2. In this way, when the elastic force of the spring piece 322 decreases after long-term use, the spring piece can be replaced by replacing the decorative plate for easy maintenance.

[0051] In other exemplary embodiments provided in the present disclosure, the connecting structure 3 can be constructed as a clip and a slot, one of the clip and the slot is set on the decorative panel and the other is set on the bottom of the top cover 2, and the decorative panel is connected to the bottom of the top cover 2 by means of the clip and the slot. Of course, the decorative panel can also be connected to the top cover 2 by other connection methods, as long as the decorative panel can be disassembled and assembled, and the present disclosure does not impose any specific restrictions on this.

[0052] In the exemplary embodiments provided in the present disclosure, reference is made to Figure 7 and Figure 12 As shown in FIG, a limiting structure 33 is provided between the decorative panel and the top cover 2. The limiting structure 33 is used to limit the decorative panel in a downward direction. The limiting structure 33 prevents the decorative panel from loosening and falling when the elastic force of the spring piece decreases, thereby improving the stability of the decorative panel during use.

[0053] In some exemplary embodiments provided in the present disclosure, reference is made to Figure 7 and Figure 12As shown in , the limiting structure 33 may include a limiting groove 331 and a limiting plate 332. One of the limiting groove 331 and the limiting plate 332 is provided on the decorative panel, and the other is provided on the bottom of the top cover 2. The limiting plate 332 is hooked on the wall surface of the limiting groove 331. In the above technical solution, the limiting plate 332 can be constructed as an L-shaped structure. In this way, the L-shaped structure can be hooked with the limiting groove 331, and the L-shaped structure can support the decorative panel. The limiting structure 33 can be provided as one, two, or more than two. The two or more limiting structures 33 are spaced apart in the left-right direction. This is conducive to improving the stability of the decorative panel after installation. Here, the hooking direction of the limiting plate 332 relative to the limiting groove 331 of the decorative panel is consistent with the plug-in direction of the plug-in block 311 and the plug-in groove 312. In this way, when installing, the decorative panel can be pushed in the same direction to connect the decorative panel to the bottom of the top cover 2.

[0054] It can be understood that in some other exemplary embodiments provided in the present disclosure, the limiting structure 33 includes a limiting groove 331 and a limiting plate 332. The limiting groove 331 can be set on the top cover 2, and the limiting plate 332 can be set on the decorative panel. The limiting plate 332 is set in the limiting groove 331 and hooked on the bottom of the decorative panel to provide downward limitation of the decorative panel.

[0055] Reference Figure 3 、 Figure 4 and Figure 7 As shown, the installation method of the decorative plate of the housing assembly provided by the present disclosure will be described in detail below:

[0056] When the locking cam 322 is in the unlocking position, the locking cam 321 is in the unlocking position, and the locking cam 322 is in the unlocking position, so that the locking cam 321 is unlocked and the locking cam 322 is unlocked.

[0057] When the decorative panel needs to be removed, place your hand on the position where the spring sheet 322 is located, push the decorative panel to compress the spring sheet 322, and then pull out the decorative panel in the opposite direction to the above. When the plug-in block 311 is out of the plug-in slot 312 and the limiting plate 332 is out of the connection with the limiting slot 331, the decorative panel can be taken out. The operation is convenient and it is easy to disassemble and assemble the decorative panel.

[0058] In the exemplary embodiments provided in the present disclosure, reference is made to Figure 11As shown in , the top cover 2 has a main body cover 21 and a tapered flange 23 connected to the edge of the main body cover 21. The diameter of the tapered flange 23 gradually increases from top to bottom, and the decorative panel fits snugly against the tapered flange 23. By providing the tapered flange 23, the overall appearance of the top cover 2 is made smoother, which is conducive to improving the consistency of the appearance of the top cover 2 and the shell 1. Here, the decorative panel fits snugly against the tapered flange 23, that is, the front side of the decorative panel extends to abut against the tapered flange 23. In this way, the decorative panel can cover the connection between the tapered flange 23 and the top cover 2 and part of the tapered flange 23. In this way, when the door body is moved to open the opening 10, the user can only observe the decorative panel, ensuring the consistency of the overall appearance of the shell assembly.

[0059] In the exemplary embodiments provided in the present disclosure, reference is made to Figure 3 and Figure 7 As shown in FIG, the opening 10 and the decorative portion 20 both have widths in the left-right direction of the housing 1, wherein the width of the decorative portion 20 is greater than the width of the opening 10. With this arrangement, the decorative portion can at least shield the portion of the bottom of the top cover 2 exposed to the opening, preventing the user from observing other structures on the left and right sides of the decorative portion 20.

[0060] In the exemplary embodiments provided in the present disclosure, reference is made to Figure 2 As shown in , the decorative portion 20 has a length in the front-to-back direction of the housing 1, and the maximum length of the decorative portion 20 is 55 mm to 65 mm. For example, the length of the decorative portion 20 can be 52 mm, 58 mm, 58.8 mm, or 59 mm. This arrangement, on the one hand, ensures that the length of the decorative portion 20 is greater than the length of the area in the front-to-back direction visible from the opening 10, preventing the user from observing other structures located on the front and back sides of the decorative portion 20. On the other hand, by minimizing the decorative portion 20, it is helpful to increase the space for other parts of the bottom of the top cover 2, thereby facilitating the layout of related structures in other parts of the bottom of the top cover 2, and further contributing to the lightweight structure.

[0061] In the present disclosure, the decorative portion 20 can be constructed in a crescent shape with an arc-shaped convex edge provided on the front side, so that the decorative portion 20 is consistent with the bottom contour of the top cover 2, facilitating a better fit between the decorative portion 20 and the bottom of the top cover 2.

[0062] In the exemplary embodiments provided in the present disclosure, reference is made to Figures 4 to 6 As shown in FIG, a plurality of reinforcing ribs 202 are provided on the bottom of the top cover 2, and the reinforcing ribs 202 are provided on the rear side of the decorative portion 20. The provision of the reinforcing ribs 202 improves the structural strength of the top cover 2. Since the reinforcing ribs 202 are provided on the rear side of the decorative portion 20, when a user looks at the top cover 2 through the opening 10, the reinforcing ribs 202 are obscured by the decorative portion 20, and the user only sees the decorative portion 20, thereby ensuring the consistency of the overall appearance of the housing assembly.

[0063] In order to improve the strength of the top cover 2, a top reinforcing plate can be provided on the top cover 2. The top reinforcing plate is connected to the bottom of the top cover 2 by fasteners. The top reinforcing plate supports the top cover 2 to prevent the top cover 2 from being deformed by external forces. The top reinforcing plate is provided on the rear side of the decorative part 20. The top reinforcing plate is shielded by the decorative part 20 to ensure the consistency of the overall appearance of the shell assembly.

[0064] In the present disclosure, the shell 1 may include a shell body and side reinforcement plates 11, the shell body includes a rear frame 12, the side reinforcement plates 11 and the rear frame 12 are connected by fasteners, the side reinforcement plates 11 are used to reinforce the rear frame 12, the top reinforcement plates 13 are connected to the side reinforcement plates 11 by fasteners, and the top cover 2 and the rear frame 12 are clamped by clamping members, wherein the fasteners may be bolts or screws. Through such an arrangement, when the side reinforcement plates 11 are subjected to force, the force can be transmitted to the rear frame 12 through the fasteners, and the force is transmitted to the rear frame 12 by clamping the top cover 2 and the rear frame 12 and connecting the top reinforcement plates 13 and the side reinforcement plates 11. In this way, the rigidity of the overall structure of the shell assembly is enhanced by the coordinated connection of the side reinforcement plates 11, the top cover 2, and the rear frame 12, so that the shell assembly can withstand larger impact forces.

[0065] According to a second aspect of an embodiment of the present disclosure, an indoor unit is provided, comprising the housing assembly as described above. The indoor unit has all the beneficial effects of the housing assembly as described above, which will not be described in detail herein.

[0066] According to a third aspect of the embodiment of the present disclosure, an air conditioner is provided, comprising the indoor unit as described above. The air conditioner has all the beneficial effects of the indoor unit as described above, which will not be described in detail herein.

[0067] The preferred embodiments of the present disclosure are described in detail above in conjunction with the accompanying drawings. However, the present disclosure is not limited to the specific details of the above embodiments. Within the technical concept of the present disclosure, various simple modifications can be made to the technical solutions of the present disclosure, and these simple modifications all fall within the scope of protection of the present disclosure.

[0068] It should also be noted that the various specific technical features described in the above specific embodiments can be combined in any appropriate manner without contradiction. In order to avoid unnecessary repetition, the present disclosure will not further describe various possible combinations.

[0069] In addition, the various embodiments of the present disclosure may be arbitrarily combined, and as long as they do not violate the concept of the present disclosure, they should also be regarded as the contents disclosed by the present disclosure.

Claims

1. A housing assembly, characterized in that: include: a housing having an opening adapted to engage with a door of the indoor unit; as well as A top cover is connected to the top of the shell, and a decorative portion is provided on a portion of the bottom of the top cover exposed to the opening.

2. The housing assembly according to claim 1, wherein: The decorative portion has a decorative plane exposed to the opening.

3. The housing assembly according to any one of claims 1 or 2, characterized in that: The decorative portion is configured as a decorative plate connected to the bottom of the top cover.

4. The housing assembly according to claim 3, wherein: A connecting structure is provided between the decorative plate and the top cover, and the decorative plate is detachably connected to the bottom of the top cover through the connecting structure.

5. The housing assembly according to claim 4, wherein: The connection structure includes a connection portion, and the connection portion includes a plug-in block and a plug-in slot that are plugged together. One of the plug-in block and the plug-in slot is arranged on the decorative plate, and the other is arranged on the bottom of the top cover.

6. The housing assembly according to claim 5, wherein: The connecting structure includes an abutting portion, the connecting portion and the abutting portion are spaced apart in the front-to-back direction, the abutting portion includes an abutting block and a spring sheet pressed against the abutting block, one of the abutting block and the spring sheet is arranged on the decorative panel, and the other is arranged on the bottom of the top cover.

7. The housing assembly according to claim 6, wherein: A limiting structure is provided between the decorative plate and the top cover, and the limiting structure is used to limit the decorative plate in a downward direction.

8. The housing assembly according to claim 7, wherein: The limiting structure includes a limiting groove and a limiting plate, one of the limiting groove and the limiting plate is arranged on the decorative plate, and the other is arranged on the bottom of the top cover, and the limiting plate is hooked on the wall surface of the limiting groove.

9. The housing assembly according to claim 3, wherein: The top cover comprises a body cover and a tapered flange connected to the edge of the body cover. The diameter of the tapered flange gradually increases from top to bottom, and the decorative plate fits against the tapered flange.

10. The housing assembly according to any one of claims 1 or 2, characterized in that: The top cover is in a flat plate shape, and the decorative portion is integrally formed on the bottom of the top cover.

11. The housing assembly according to claim 1, wherein: A plurality of reinforcing ribs are provided on the bottom of the top cover, and the reinforcing ribs are provided on the rear side of the decorative portion.

12. An indoor unit, characterized in that: The invention comprises a housing assembly according to any one of claims 1 to 11.

13. An air conditioner, characterized in that: The indoor unit according to claim 12 is included.

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