CN207962915U - The housing unit and air conditioner indoor unit of air conditioner indoor unit - Google Patents

Abstract

The utility model discloses a shell assembly of an air conditioner indoor unit and the air conditioner indoor unit. The shell assembly comprises: a surface frame and an end cover, an air inlet is formed on the top of the surface frame, a main air outlet is formed on the bottom of the surface frame, and the end cover There are two covers and they are respectively arranged on the left end and the right end of the surface frame. At least one end cover adjacent to the main air outlet is formed with an auxiliary air outlet, and an auxiliary air outlet channel communicating with the auxiliary air outlet is defined between the end cover and the surface frame. A sealing structure is provided between the end cover formed with the auxiliary air outlet and the surface frame, and the sealing structure is arranged adjacent to the auxiliary air outlet. According to the shell assembly of the indoor unit of the air conditioner of the present invention, the area between the end cover and the surface frame without the auxiliary air outlet is separated from the area where the auxiliary air outlet is provided through the provided sealing structure, so that the cooling operation of the air conditioner During the process, the cold air can be prevented from flowing toward the area where the auxiliary air outlet is not provided, thereby preventing the generation of condensation and improving the user experience.

Description

Shell assembly of air conditioner indoor unit and air conditioner indoor unit

technical field

The utility model relates to the technical field of air conditioners, in particular to a shell assembly of an air conditioner indoor unit and the air conditioner indoor unit.

Background technique

In the related art, some air-conditioning indoor units are provided with auxiliary air outlets on the end covers at the left and right ends to increase the air outlet range. However, during the cooling operation of the air conditioner, the part between the end cover and the surface frame that is not provided with the auxiliary air outlet is prone to condensation, which affects the use of users. Therefore, there is a need for improvement.

Utility model content

The utility model aims at at least solving one of the technical problems existing in the prior art. Therefore, the utility model proposes a shell assembly of an air conditioner indoor unit, and the shell assembly can avoid condensation during the cooling process of the air conditioner.

The utility model also proposes an air-conditioning indoor unit with the above shell assembly.

According to the embodiment of the first aspect of the utility model, the housing assembly of the indoor unit of the air conditioner includes: a surface frame, the top of which is formed with an air inlet, and the bottom of which is formed with a main air outlet; an end cover, the There are two end covers and they are respectively arranged on the left end and the right end of the surface frame. At least one of the end covers adjacent to the main air outlet is formed with an auxiliary air outlet. An auxiliary air outlet channel communicating with the auxiliary air outlet is defined, a sealing structure is provided between the end cover formed with the auxiliary air outlet and the surface frame, and the sealing structure is arranged adjacent to the auxiliary air outlet .

According to the housing assembly of the air conditioner indoor unit in the embodiment of the present invention, a sealing structure is provided between the end cover and the surface frame and the sealing structure is arranged adjacent to the auxiliary air outlet, so that the end cover and the surface frame are connected by the provided sealing structure. The area without auxiliary air outlet is separated from the area with auxiliary air outlet. During the cooling operation of the air conditioner, cold air can be prevented from flowing towards the area without auxiliary air outlet, thereby preventing condensation. Improve user experience.

According to some embodiments of the present utility model, the sealing structure is arranged around the periphery of the auxiliary air outlet.

According to some embodiments of the present utility model, the extended shape of the sealing structure is adapted to the extended shape of the auxiliary air outlet.

According to some embodiments of the present invention, the sealing structure includes a first sealing bead provided on the end cover and a second sealing bead provided on the surface frame, the first sealing bead and the The second sealing ribs abut against each other.

According to some optional embodiments of the present utility model, the first sealing bead has a first abutting surface facing the face frame, and the second sealing bead has a second abutting surface facing the end cover , the first abutting surface and the second abutting surface abut and fit with each other.

Further, the width of the first abutting surface is larger than the width of the second abutting surface.

According to some optional embodiments of the present utility model, the second sealing bead has a stepped third abutting surface, and the free end of the first sealing bead abuts and fits with the third abutting surface.

According to some optional embodiments of the present utility model, the auxiliary air outlet includes a plurality of sub-auxiliary air outlets extending in a strip shape, and two adjacent sub-auxiliary air outlets are separated by ribs, and the first A sealing bead includes a first sealing section parallel to the extending direction of the sub-auxiliary air outlet and a second sealing section perpendicular to the extending direction of the sub-auxiliary air outlet, and the second sealing rib includes a third sealing section and A fourth sealing section, the third sealing section abuts against the first sealing section, and the fourth sealing section abuts against the second sealing section.

Further, the first sealing section is arranged around the outer edge of the sub-auxiliary air outlet located on the outermost side, and the second sealing section is connected to the end of each rib.

The air conditioner indoor unit according to the embodiment of the second aspect of the utility model includes: the housing assembly according to the embodiment of the first aspect of the utility model.

According to the air-conditioning indoor unit of the embodiment of the utility model, by setting the above-mentioned shell assembly, it can prevent the cold wind from flowing towards the area of the end cover where the auxiliary air outlet is not provided during the cooling operation, thereby preventing the generation of condensation and improving the performance of the air conditioner. User experience.

Additional aspects and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Description of drawings

The above and/or additional aspects and advantages of the present utility model will become apparent and easy to understand from the description of the embodiments in conjunction with the following drawings, wherein:

Fig. 1 is a schematic diagram of an air conditioner indoor unit according to an embodiment of the present invention;

Fig. 2 is the enlarged view of place A in Fig. 1;

Fig. 3 is a partial structural diagram of an air conditioner indoor unit according to an embodiment of the present invention;

Fig. 4 is the enlarged view of place B in Fig. 3;

Fig. 5 is a schematic structural view of a surface frame of an air conditioner indoor unit according to an embodiment of the present invention;

Figure 6 is an enlarged view at C in Figure 5;

Fig. 7 is a schematic structural view of an end cover of an air conditioner indoor unit according to an embodiment of the present invention;

Fig. 8 is a schematic diagram of cooperation between the surface frame and the end cover of the air conditioner indoor unit according to an embodiment of the present invention;

Fig. 9 is an enlarged view at D in Fig. 8;

Fig. 10 is a schematic diagram of cooperation between the surface frame and the end cover of the air conditioner indoor unit according to another embodiment of the present invention;

FIG. 11 is an enlarged view at E in FIG. 10 .

Reference signs:

Air conditioner indoor unit 100;

Surface frame 1; second sealing rib 11; third sealing section 111; fourth sealing section 112; second abutting surface 113; third abutting surface 114; first section 1141; second section 1142; main air outlet 12; wind deflector 13; ventilation hole 131; intake grille 14; card slot 15;

End cover 2; main body 21; extension 22; reinforcement structure 221; first sealing bead 23; first sealing section 231; second sealing section 232; first abutting surface 233; first surface 2331; 2332; Auxiliary air outlet 24; Sub-auxiliary air outlet 241; Partition rib 25; Auxiliary air outlet channel 26; Buckle 27;

front panel3.

Detailed ways

Embodiments of the present invention are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference numerals represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present utility model, but should not be construed as limiting the present utility model.

In describing the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "Back", "Left", "Right", "Vertical", "Horizontal", "Top", "Bottom", "Inner", "Outer", "Clockwise", "Counterclockwise", "Axial" The orientation or positional relationship indicated by , "radial", "circumferential", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying the referred device Or elements must have a specific orientation, be constructed and operate in a specific orientation, and thus should not be construed as limiting the invention. In addition, the features defined as "first" and "second" may explicitly or implicitly include one or more of these features. In the description of the present utility model, unless otherwise specified, "plurality" means two or more.

In the description of the present utility model, it should be noted that, unless otherwise clearly stipulated and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a flexible connection. Detachable connection, or integral connection; it can be mechanical connection or electrical connection; it can be direct connection or indirect connection through an intermediary, and it can be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model in specific situations.

The housing assembly of the air conditioner indoor unit 100 according to the embodiment of the present utility model will be described below with reference to FIGS. 1-11 .

As shown in Figure 1-Figure 11 (the direction of the arrow in Figure 8 and Figure 10 is the air flow direction), the housing assembly of the air conditioner indoor unit 100 according to the embodiment of the first aspect of the utility model includes: a surface frame 1 and an end Cover 2.

Specifically, the top of the surface frame 1 is formed with an air inlet, the bottom of the front side of the surface frame 1 is formed with a main air outlet 12, the air inlet can be provided with an air intake grill 14, and the front side of the surface frame 1 is provided with a front panel 3. The main air outlet 12 is located below the front panel 3 , and the main air outlet 12 is provided with an air deflector 13 , and the air deflector 13 is used to open and close the main air outlet 12 . There are two end covers 2 and they are respectively arranged on the left end and the right end of the surface frame 1. At least one end cover 2 is formed with an auxiliary air outlet 24 adjacent to the main air outlet 12. The end cover 2 with the auxiliary air outlet 24 is connected with the surface frame. 1 defines an auxiliary air outlet channel 26 communicating with the auxiliary air outlet 24, and a sealing structure is provided between the end cover 2 formed with the auxiliary air outlet 24 and the surface frame 1, and the sealing structure is arranged adjacent to the auxiliary air outlet 24.

Wherein, only the end cover 2 at the left end of the surface frame 1 may be provided with an auxiliary air outlet 24, and at this time, the above-mentioned auxiliary air outlet channel 26 is defined between the end cover 2 at the left end of the surface frame 1 and the surface frame 1, The auxiliary air outlet channel 26 communicates with the corresponding auxiliary air outlet 24. When the air conditioner is working, the wind can be blown out from the main air outlet 12 and the auxiliary air outlet 24 on the left; The cover 2 is provided with an auxiliary air outlet 24. At this time, the auxiliary air outlet channel 26 is defined between the end cover 2 at the right end of the surface frame 1 and the surface frame 1, and the auxiliary air outlet channel 26 communicates with the corresponding auxiliary air outlet 24. , when the air conditioner is working, the wind can be blown out from the main air outlet 12 and the auxiliary air outlet 24 on the right; 2 are equipped with auxiliary air outlets 24. At this time, the auxiliary air outlet channel 26 is defined between the end cover 2 at the left end of the surface frame 1 and the surface frame 1, and the end cover 2 and the surface frame at the right end of the surface frame 1 1 defines the above-mentioned auxiliary air outlet channels 26, and each auxiliary air outlet channel 26 communicates with the corresponding auxiliary air outlet 24. When the air conditioner is working, the wind can flow from the main air outlet 12 and the auxiliary air outlets 24 located on the left and right sides. blow out.

By providing a sealing structure between the end cover 2 and the surface frame 1, and the sealing structure is arranged adjacent to the auxiliary air outlet 24, the area between the end cover 2 and the surface frame 1 that is not provided with the auxiliary air outlet will be sealed by the provided sealing structure. It is separated from the area where the auxiliary air outlet 24 is set, so that during the cooling operation of the air conditioner, the cold air can be prevented from flowing toward the area where the auxiliary air outlet is not installed, thereby preventing condensation and improving user experience .

For example, in the example shown in Fig. 1-Fig. 11, the shell assembly includes the above-mentioned face frame 1, front panel 3, two end covers 2 and wind deflector 13, the top of face frame 1 is formed with air inlet and face frame 1 The main air outlet 12 is formed at the bottom of the front side of the front side, the front side of the surface frame 1 is provided with a front panel 3, the main air outlet 12 is located below the front panel 3, the main air outlet 12 is provided with an air deflector 13, two end covers 2 are respectively arranged at the left end and the right end of the surface frame 1, the end cover 2 is formed with buckles 27, and the surface frame 1 is formed with a slot 15, and the end cover 2 can be installed on the surface through the cooperation of the buckle 27 and the slot 15. Box 1 on.

An auxiliary air outlet 24 is formed on the end cover 2 located at the left end of the surface frame 1 and the end cover 2 located at the right end of the surface frame 1. Each end cover 2 includes a main body portion 21 and an extension portion 22. Each end cover 2 The main body 21 is respectively located on the left side and the right side of the surface frame 1, and an auxiliary air outlet 24 is formed on each main body 21. The bottom of 21 is connected and the other end of the extension part 22 extends forward and upward. The extension part 22 is in the shape of an arc plate and bends forward. The extension part 22 of each end cover 2 extends from the bottom surface of the surface frame 1 to the surface frame 1, when the wind deflector 13 closes the main air outlet 12, the wind deflector 13 covers the outside of the extension 22, and the extension 22 is covered by the wind deflector 13 to ensure the overall aesthetics. Optionally, referring to FIG. 3 , FIG. 4 and FIG. 7 , a reinforcement structure 221 may be provided on the extension portion 22 to improve the strength of the extension portion 22 . For example, the reinforcement structure 221 may include a Multiple grooves.

An auxiliary air outlet channel 26 is defined between the extension part 22 of the end cover 2 at the left end and the surface frame 1, and the auxiliary air outlet channel 26 communicates with the auxiliary air outlet 24 on the corresponding main body part 21; the end cover 2 at the right end An auxiliary air outlet passage 26 is defined between the extension portion 22 of the main body 21 and the surface frame 1 , and the auxiliary air outlet passage 26 communicates with the auxiliary air outlet 24 on the corresponding main body portion 21 .

Thus, when the air conditioner is working, the air deflector 13 opens the main air outlet 12, a part of the wind is blown out from the main air outlet 12, and the other part of the wind flows through the auxiliary air outlet channels 26 on the left and right sides, and passes through the openings on the end cover 2 respectively. Auxiliary air outlet 24 blows out.

Optionally, referring to FIG. 1 and FIG. 2 , a plurality of ventilation holes 131 may be formed on the wind deflector 13 , and the plurality of ventilation holes 131 are evenly distributed on the wind deflector 13 . At this time, the air conditioner can have a normal mode and a windless mode. When the air conditioner is in the normal mode, the air deflector 13 opens the main air outlet 12, a part of the wind is blown out from the main air outlet 12, and the other part of the wind flows through the left and right sides. The auxiliary air outlet channel 26 is blown out through the auxiliary air outlet 24 on the end cover 2 respectively; A plurality of ventilation holes 131 blow out, so that the airflow can be dispersed, and another part of the air flows through the auxiliary air outlet channels 26 on the left and right sides, and is blown out through the auxiliary air outlets 24 on the end cover 2 respectively. Thus, different usage demands of users can be met.

Moreover, since the above-mentioned sealing structure is provided between the end cover 2 and the surface frame 1, the generation of condensation water can be avoided, and the user experience can be further improved.

According to the housing assembly of the air conditioner indoor unit 100 according to the embodiment of the present utility model, a sealing structure is provided between the end cover 2 and the surface frame 1 and the sealing structure is arranged adjacent to the auxiliary air outlet 24, so that the end is sealed by the provided sealing structure. The area between the cover 2 and the surface frame 1 where the auxiliary air outlet is not provided is separated from the area where the auxiliary air outlet 24 is provided. During the cooling operation of the air conditioner, it can prevent the cold wind from flowing towards the area where the auxiliary air outlet is not provided, thereby It can prevent the generation of condensation and improve the user experience.

According to some embodiments of the present utility model, referring to FIGS. 5-9 , the sealing structure is arranged around the periphery of the auxiliary air outlet 24 . Thus, the area between the end cover 2 and the surface frame 1 where no auxiliary air outlet is provided can be better separated from the area where the auxiliary air outlet 24 is provided. After the wind enters the auxiliary air outlet 24, it The structure can timely block the cold wind from spreading to other areas, so as to better prevent the generation of condensation, and also has a certain wind guiding effect.

According to some embodiments of the present invention, with reference to Fig. 5-Fig. 11, the extended shape of the sealing structure is adapted to the extended shape of the auxiliary air outlet 24, thus, it can better prevent the cold wind from spreading toward other areas, and further reduce the Diffusion area for cold wind to further prevent condensation. For example, the outer periphery of the auxiliary air outlet 24 may extend in an arc, and at this time, the portion of the sealing structure surrounding the outer periphery of the auxiliary air outlet 24 may also extend in an arc.

According to some embodiments of the present utility model, referring to Fig. 5-Fig. 11, the sealing structure includes a first sealing rib 23 arranged on the end cover 2 and a second sealing rib 11 arranged on the surface frame 1, the first sealing rib The rib 23 is arranged on the side wall of the end cover 2 facing the face frame 1, the second sealing rib 11 is arranged on the side wall of the face frame 1 facing the end cover 2, the first sealing rib 23 and the second sealing rib The ribs 11 abut against each other. Thus, when the end cover 2 is installed on the surface frame 1, the first sealing bead 23 on the end cover 2 abuts against the second sealing bead 11 on the surface frame 1, so that the end cover 2 can be easily The area between the surface frame 1 where no auxiliary air outlet is provided and the area where auxiliary air outlet 24 is provided are separated, and the sealing structure is simple in structure and convenient for processing and forming. For example, the first sealing bead 23 can be integrally formed with the end cover 2 , and the second sealing bead 11 can be integrally formed with the surface frame 1 .

According to some optional embodiments of the present utility model, referring to Fig. 5-Fig. 9, the first sealing rib 23 has a first abutting surface 233 facing the face frame 1, and the free end of the first sealing rib 23 can face toward the face frame 1 extends vertically, the end surface of the free end of the first sealing bead 23 constitutes the above-mentioned first abutting surface 233, the second sealing bead 11 has a second abutting surface 113 facing the end cover 2, the second sealing bead 11 can Extending vertically toward the surface frame 1 , the end surface of the free end of the second sealing bead 11 constitutes the above-mentioned second abutting surface 113 , and the first abutting surface 233 and the second abutting surface 113 abut and fit with each other. Thus, through the abutting and fitting of the first abutting surface 233 and the second abutting surface 113, the mutual abutment of the first sealing bead 23 and the second sealing bead 11 can be easily realized, and at the same time, the end cover 2 can Better support can prevent the end cover 2 from being deformed during assembly.

Further, referring to FIG. 9 , the width of the first abutting surface 233 is greater than the width of the second abutting surface 113 . Thus, the abutting fit between the first abutting surface 233 and the second abutting surface 113 can be easily realized, even if the position of the first abutting surface 233 is slightly deviated (such as caused by vibration when the air conditioner is in operation). The position of the first abutting surface 233 is shifted), and the abutting fit with the second abutting surface 113 can also be maintained to ensure the sealing effect of the sealing structure, which can better prevent blowing wind, thereby better avoiding condensation generation.

According to some optional embodiments of the present utility model, referring to Fig. 10 and Fig. 11, the second sealing bead 11 has a stepped third abutting surface 114, and the free end of the first sealing bead 23 and the third abutting surface 114 butt fit. Thus, the abutting and fitting area of the first sealing bead 23 and the second sealing bead 11 can be increased, and the sealing structure can better ensure the sealing effect, and can better prevent blowing wind, thereby better avoiding The generation of condensation can also enable the end cover 2 to be better supported and prevent the end cover 2 from being deformed during assembly.

For example, in the example of FIG. 11 , the free end of the first sealing bead 23 has a first surface 2331 facing the face frame 1 and a second surface 2332 facing upward, the first surface 2331 and the second surface 2332 are vertically connected to each other, The third abutment surface 114 has a first section 1141 and a second section 1142 connected vertically to each other, the first section 1141 of the third abutment surface 114 can face the end cover 2, and the second section 1142 of the third abutment surface 114 can facing forward. When the free end of the first sealing bead 23 abuts against the third abutting surface 114 of the second sealing bead 11, the first surface 2331 of the free end of the first sealing bead 23 and the third abutting surface 114 The first segment 1141 abuts and fits, and the second surface 2332 of the free end of the first sealing bead 23 abuts and fits with the second segment 1142 of the third abutting surface 114, so that the stepped abutting and mating surface formed can be Play a better sealing effect, better prevent the generation of condensation.

According to some optional embodiments of the present utility model, referring to Fig. 5-Fig. Separated, the first sealing rib 23 includes a first sealing section 231 parallel to the extending direction of the sub-auxiliary air outlet 241 and a second sealing section 232 perpendicular to the extending direction of the sub-auxiliary air outlet 241. One end of the first sealing section 231 is connected to the The side walls of the end cover 2 are connected and the other end is connected with one section of the second sealing section 232 , and the other section of the second sealing section 232 is connected with the side wall of the end cover 2 . The second sealing bead 11 includes a third sealing section 111 and a fourth sealing section 112 , the third sealing section 111 abuts against the first sealing section 231 , and the fourth sealing section 112 abuts against the second sealing section 232 . Thus, other areas between the end cover 2 and the surface frame 1 can be better separated from the area where the auxiliary air outlet 24 is located, and condensation can be better prevented.

For example, referring to the examples in FIGS. 5-11 , the first sealing section 231 is arranged around the outer edge of the sub-auxiliary air outlet 241 located on the outermost side (the "outermost" refers to the side farthest from the auxiliary air outlet channel 26). , the second sealing section 232 is connected to the end of each rib 25 . Thus, other areas between the end cover 2 and the surface frame 1 can be better separated from the area where the auxiliary air outlet 24 is located, and condensation can be better prevented, and the first sealing bead 23 can also It plays the role of strengthening the strength of the peripheral edge of the auxiliary air outlet 24. Optionally, the end where the first sealing section 231 is connected to the second sealing section 232 can continue to extend upward to the upper side wall of the end cover 2, and the entire first sealing section 231 can extend in an S shape, so that the entire end can be further strengthened. The strength of cover 2.

The air conditioner indoor unit 100 according to the embodiment of the second aspect of the utility model includes: the shell assembly according to the embodiment of the above first aspect of the utility model, the air conditioner indoor unit 100 also includes a heat exchanger and a wind wheel, etc., the heat exchanger and the wind wheel All are arranged in the space defined by the housing assembly.

According to the air conditioner indoor unit 100 of the embodiment of the present invention, by setting the above-mentioned shell assembly, it can prevent the cold air from flowing towards the area of the end cover 2 where the auxiliary air outlet is not provided during the cooling operation, thereby preventing the generation of condensation , improve user experience.

In the description of this specification, references to the terms "one embodiment," "some embodiments," "exemplary embodiments," "example," "specific examples," or "some examples" are intended to mean that the implementation Specific features, structures, materials or characteristics described in an embodiment or example are included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications, substitutions and modifications, the scope of the present invention is defined by the claims and their equivalents.

Claims (10)

1. A shell assembly of an air conditioner indoor unit, characterized in that it comprises: A surface frame, an air inlet is formed on the top of the surface frame, and a main air outlet is formed on the bottom of the surface frame; There are two end covers, which are respectively arranged on the left end and the right end of the surface frame, at least one of the end covers is adjacent to the main air outlet to form an auxiliary air outlet, and the end cover and the An auxiliary air outlet channel communicating with the auxiliary air outlet is defined between the surface frames, a sealing structure is provided between the end cover formed with the auxiliary air outlet and the surface frame, and the sealing structure is adjacent to the Auxiliary air outlet setting. 2 . The housing assembly of an air conditioner indoor unit according to claim 1 , wherein the sealing structure is disposed around the periphery of the auxiliary air outlet. 3 . 3 . The housing assembly of an air conditioner indoor unit according to claim 1 , wherein the extension shape of the sealing structure matches the extension shape of the auxiliary air outlet. 4 . 4. The housing assembly of an air conditioner indoor unit according to claim 1, wherein the sealing structure comprises a first sealing rib provided on the end cover and a second sealing rib provided on the surface frame. The sealing ribs, the first sealing ribs and the second sealing ribs abut against each other. 5 . The housing assembly of an air conditioner indoor unit according to claim 4 , wherein the first sealing bead has a first abutting surface facing the face frame, and the second sealing bead has a face facing The second abutting surface of the end cap, the first abutting surface and the second abutting surface abut and fit with each other. 6 . The housing assembly of an air conditioner indoor unit according to claim 5 , wherein a width of the first abutting surface is greater than a width of the second abutting surface. 7. The housing assembly of an air conditioner indoor unit according to claim 4, wherein the second sealing rib has a stepped third abutting surface, and the free end of the first sealing rib is in contact with the The abutment fit of the third abutment surface. 8. The housing assembly of an air-conditioning indoor unit according to claim 4, wherein the auxiliary air outlet includes a plurality of sub-auxiliary air outlets extending in a strip shape, and a gap between two adjacent sub-auxiliary air outlets Separated by ribs, the first sealing bead includes a first sealing section parallel to the extending direction of the sub-auxiliary air outlet and a second sealing section perpendicular to the extending direction of the sub-auxiliary air outlet. The second sealing bead includes a third sealing section and a fourth sealing section, the third sealing section abuts against the first sealing section, and the fourth sealing section abuts against the second sealing section. 9. The housing assembly of an air conditioner indoor unit according to claim 8, wherein the first sealing section is arranged around the outer edge of the sub-auxiliary air outlet located on the outermost side, and the second sealing section is in contact with The ends of each rib are connected. 10. An air conditioner indoor unit, characterized by comprising: the shell assembly according to any one of claims 1-9.