CN215597434U

CN215597434U - Vertical air conditioner indoor unit and air conditioner

Info

Publication number: CN215597434U
Application number: CN202120968813.5U
Authority: CN
Inventors: 孔令波; 郝本华; 成汝振; 赵中宣; 柯靖
Original assignee: Qingdao Haier Air Conditioner Gen Corp Ltd; Qingdao Haier Air Conditioning Electric Co Ltd; Haier Smart Home Co Ltd
Current assignee: Qingdao Haier Air Conditioner Gen Corp Ltd; Qingdao Haier Air Conditioning Electric Co Ltd; Haier Smart Home Co Ltd
Priority date: 2021-05-07
Filing date: 2021-05-07
Publication date: 2022-01-21
Anticipated expiration: 2031-05-07

Abstract

The utility model relates to the technical field of household appliances, in particular to a vertical air conditioner indoor unit and an air conditioner. The vertical air conditioner indoor unit comprises an air conditioner main body and a panel assembly, wherein an air duct is arranged in the air conditioner main body, the panel assembly is arranged on the surface of one side, provided with an air outlet, of the air conditioner main body, and comprises a lining plate and a surface plate, the lining plate is detachably connected with the air conditioner main body, the surface plate is arranged on one side, away from the air conditioner main body, of the lining plate, a first bulge is arranged on the lining plate, and the first bulge is abutted to the outer edge of the surface plate; the first opening has been seted up on the welt, the second opening has been seted up on the surface plate, and first opening sets up with the second opening relatively, and all communicates with the air outlet, and first open-ended edge is provided with the second arch, and the protruding inner edge butt with the second opening of second to can play the guard action respectively to the inner and outer lane edge of surface plate.

Description

Vertical air conditioner indoor unit and air conditioner

Technical Field

The utility model relates to the technical field of household appliances, in particular to a vertical air conditioner indoor unit and an air conditioner.

Background

An air conditioner is an increasingly popular household appliance, which can adjust the indoor environment of a building, change parameters such as indoor temperature and humidity, and ventilate the indoor environment. The air conditioner may generally include an air conditioner indoor unit and an air conditioner outdoor unit, the air conditioner outdoor unit is disposed outdoors, the air conditioner indoor unit is disposed indoors, and both of them have heat exchangers inside to implement cooling or heating in different functional modes.

In the prior art, an air conditioner internal unit generally comprises an air conditioner main body and a panel, wherein a fan, an air duct, a compressor, a heat exchanger and various pipeline components are arranged in the air conditioner main body, an air outlet is arranged on one side surface of the air conditioner main body, the panel is generally arranged on one side surface of the air conditioner main body with the air outlet, and in the production and assembly process, the panel is arranged after the assembly of the internal components of the air conditioner main body is completed.

However, the panels of the existing air conditioner indoor units are easily scratched to hands during assembly and use by users.

SUMMERY OF THE UTILITY MODEL

The utility model provides a vertical air conditioner indoor unit and an air conditioner, which can avoid hands from being scratched by a panel in the assembling and using processes.

In a first aspect, the present invention provides a floor air conditioner indoor unit, which includes an air conditioner main body and a panel assembly, wherein an air duct is disposed inside the air conditioner main body, and the panel assembly is mounted on a side surface of the air conditioner main body, the side surface having an air outlet.

The panel component comprises a lining plate and a surface plate, the lining plate is detachably connected with the air conditioner main body, the surface plate is arranged on one side of the lining plate, which is far away from the air conditioner main body, a first bulge is arranged on the lining plate, the first bulge is abutted to the outer edge of the surface plate, and at least part of the first bulge shields the end face of the outer edge of the surface plate; the first opening has been seted up on the welt, the second opening has been seted up on the surface layer board, and first opening sets up with the second opening relatively, and all communicates with the air outlet, and the edge of first opening is provided with the second arch, and the second arch is with second open-ended inner edge butt, and at least part shields second open-ended inner edge terminal surface.

The application provides an in vertical air conditioner, the welt can be hidden to the surface plate of panel subassembly, thereby play the guard action to the welt, simultaneously because all have the opening on welt and the surface plate, and the first arch of inner and outer lane and second arch on the welt can play the guard action respectively to the inner and outer lane edge of surface plate, avoid the surface plate throw off with the welt, simultaneously in vertical air conditioner indoor unit assembly and use, can avoid the inner and outer lane of surface plate to cause the fish tail to staff or user absolutely.

As an alternative, the contour of the skin plate is matched to the contour of the backing plate, so that the skin plate can cover substantially the entire surface of the backing plate, providing a better protection.

As an alternative embodiment, the first protrusion extends along the outer edge of the backing plate and forms an at least partially closed ring structure, so that the first protrusion can completely surround the circumferential section of the outer ring of the skin plate, and protect the edge of the outer ring of the skin plate, and simultaneously avoid scratching the section of the outer ring contacting the skin plate.

As an alternative embodiment, the first protrusions form a closed ring-shaped structure on the outer edge of the lining plate, and the widths of the first protrusions along the extension direction of the first protrusions are equal.

As an optional implementation mode, the surface of one side, away from the air conditioner main body, of the first bulge is higher than the surface of the surface plate, so that the edge of the outer ring of the surface plate is prevented from being exposed, and a better protection effect is achieved.

As an alternative embodiment, the second protrusion extends along the circumferential edge of the second opening and forms an annular closed structure, so that the second protrusion can completely surround the circumferential section of the inner ring of the skin plate, and the inner ring edge of the skin plate is protected while the inner ring edge contacting the skin plate is prevented from being scratched.

As an optional implementation mode, the surface of one side, away from the air conditioner main body, of the second protrusion is higher than the surface of the surface plate, so that the edge of the inner ring of the surface plate is prevented from being exposed, the surface plate is prevented from being directly blown by wind blown out of the air outlet in the air conditioner main body, condensation between the surface plate and a seam of the lining plate is prevented, and the service life is prevented from being influenced.

As an optional implementation mode, the first bulge and the second bulge are integrated with the lining plate, so that the assembly steps of the lining plate are reduced, the production cost is reduced, and the first bulge and the second bulge are smoothly transited with the lining plate, so that the scratch of hands is avoided.

As an alternative embodiment, the surface plate may be a decorative plate, and the decorative plate is provided with a transparent area, specifically, the decorative plate may be an acrylic plate, so that the panel assembly has high structural strength and a smooth outer surface.

As an alternative embodiment, the surface plate and the lining plate may be connected by gluing, thereby improving convenience in assembling the two, and the surface plate may be in close contact with the lining plate at each position.

In a second aspect, the present application provides an air conditioner, which includes an air conditioner external unit and the floor air conditioner internal unit of the first aspect.

The application provides a vertical air conditioner indoor unit and an air conditioner, wherein the vertical air conditioner indoor unit comprises an air conditioner main body and a panel assembly, an air duct is arranged in the air conditioner main body, the panel assembly is installed on the surface of one side, provided with an air outlet, of the air conditioner main body, the panel assembly comprises a lining plate and a surface plate, the lining plate is detachably connected with the air conditioner main body, the surface plate is arranged on one side, away from the air conditioner main body, of the lining plate, a first bulge is arranged on the lining plate, and the first bulge is abutted to the outer edge of the surface plate; first opening has been seted up on the welt, the second opening has been seted up on the surface plate, first opening sets up with the second opening relatively, and all communicate with the air outlet, first open-ended edge is provided with the second arch, the protruding and second open-ended inner edge butt of second, the surface plate can cover the welt, thereby play the guard action to the welt, simultaneously because all have the opening on welt and the surface plate, and the first arch of inner and outer lane and second arch on the welt can play the guard action respectively to the inner and outer lane edge of surface plate, avoid the surface plate throw off with the welt.

In addition to the technical problems solved by the embodiments of the present application, the technical features constituting the technical solutions, and the advantages brought by the technical features of the technical solutions described above, other technical problems that can be solved by the floor air conditioner indoor unit and the air conditioner provided by the present application, other technical features included in the technical solutions, and advantages brought by the technical features will be further described in detail in the detailed description.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a floor air conditioner indoor unit provided in an embodiment of the present application;

fig. 2 is a schematic structural diagram of a panel assembly in an indoor unit of a floor air conditioner according to an embodiment of the present disclosure;

fig. 3 is an exploded view of a panel assembly in an indoor unit of a floor air conditioner according to an embodiment of the present disclosure;

fig. 4 is a schematic structural diagram of a lining plate in a vertical air conditioner indoor unit provided by the embodiment of the application;

FIG. 5 is a partial view of the location A in FIG. 4;

fig. 6 is a partial view of the position B in fig. 4.

Description of reference numerals:

10-air conditioner main body;

101-an air outlet;

20-a panel assembly;

21-a lining plate;

211 — a first opening;

212-a first projection;

213-a second protrusion;

22-surface layer plate;

221-second opening.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention.

First, it should be understood by those skilled in the art that these embodiments are merely for explaining the technical principles of the present invention, and are not intended to limit the scope of the present invention. And can be adjusted as needed by those skilled in the art to suit particular applications.

Next, it should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "inside", "outside", and the like are based on the direction or positional relationship shown in the drawings, which are merely for convenience of description, and do not indicate or imply that a device or a member must have a specific orientation, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the present invention.

Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, and the two components can be communicated with each other. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In addition, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the description herein, reference to the description of the terms "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

An air conditioner is an increasingly popular household appliance, which can adjust the indoor environment of a building, change parameters such as indoor temperature and humidity, and ventilate the indoor environment. The air conditioner may generally include an air conditioner indoor unit and an air conditioner outdoor unit, the air conditioner outdoor unit is disposed outdoors, the air conditioner indoor unit is disposed indoors, and both of them have heat exchangers inside to implement cooling or heating in different functional modes. In the prior art, an air conditioner internal unit generally comprises an air conditioner main body and a panel, wherein a fan, an air duct, a compressor, a heat exchanger and various pipeline components are arranged in the air conditioner main body, an air outlet is arranged on one side surface of the air conditioner main body, the panel is generally arranged on one side surface of the air conditioner main body with the air outlet, and in the production and assembly process, the panel is arranged after the assembly of the internal components of the air conditioner main body is completed.

However, the panel of the existing air conditioner indoor unit is easy to be damaged in the assembling and user using processes, and meanwhile, when the panel is designed by adopting a multi-layer plate structure in the prior art, the section of the edge of the panel is easy to scratch by hands in the panel production and assembling process, and if the panel is protected by adopting an injection molding decorative strip or an aluminum alloy decorative strip, the design and manufacturing cost can be additionally increased, the assembling step is increased, the production investment is additionally increased, and the production efficiency is reduced.

In order to solve the problems, the application provides an indoor unit of a vertical air conditioner and the air conditioner, which can avoid the damage of a panel in the assembling and using processes, and can play a role in protecting the edge section of the panel on the premise of not increasing the manufacturing cost and avoid the scratch generated when a human hand contacts the edge of the panel.

Example one

Fig. 1 is the structure schematic diagram of the floor air conditioner indoor unit that this application embodiment provided, as shown in fig. 1, this embodiment provides a floor air conditioner indoor unit, this floor air conditioner indoor unit includes air conditioner main part 10 and panel assembly 20, the inside wind channel that is provided with of air conditioner main part 10, the wind channel has air outlet 101, in floor air conditioner indoor unit during operation, the inside heat exchanger of air conditioner main part 10 and compressor work, the cooperation air conditioner outer unit, it heats to refrigerate, perhaps take a breath under the fan effect, the principle that above-mentioned different functions were realized is prior art, no longer described here, after each part work produces the air current in air conditioner main part 10, can blow off by air outlet 101, and panel assembly 20 installs in a side surface that air conditioner main part 10 has air outlet 101.

The size of the panel assembly 20 matches with the shape and size of the surface of the air conditioner main body 10 with the air outlet 101, in the production and manufacturing process, after the components are installed in the air conditioner main body 10, the panel assembly 20 is covered, and in the using process of a user, when the vertical air conditioner internal unit breaks down and needs to maintain the components in the air conditioner main body 10, the panel assembly 20 can be detached from the air conditioner main body 10, so that the maintenance operation is facilitated.

Fig. 2 is a schematic structural diagram of a panel assembly in a vertical air conditioner indoor unit provided in an embodiment of the present application, and fig. 3 is an exploded view of the panel assembly in the vertical air conditioner indoor unit provided in the embodiment of the present application, as shown in fig. 2 and fig. 3, the panel assembly 20 includes a liner 21 and a surface plate 22, the liner 21 is detachably connected to the air conditioner main body 10, the surface plate 22 is disposed on a side of the liner 21 away from the air conditioner main body 10, a first protrusion 212 is disposed on the liner 21, the first protrusion 212 abuts against an outer edge of the surface plate 22, and at least a part of the first protrusion shields an outer edge end face of the surface plate 22; the lining board 21 is provided with a first opening 211, the surface board 22 is provided with a second opening 221, the first opening 211 and the second opening 221 are oppositely arranged and are communicated with the air outlet 101, the edge of the first opening 211 is provided with a second protrusion 213, the second protrusion 213 is abutted against the inner edge of the second opening 221, and at least part of the inner edge end face of the second opening 221 is shielded.

The first opening 211 and the second opening 221 substantially coincide with each other, so that an airflow inside the air conditioner main body 10 can be blown out through the panel assembly 20 by the air outlet 101, and the shapes and the sizes of the first opening 211 and the second opening 221 are matched with each other and can be designed according to the shape of the air outlet 101.

Optionally, the first opening 211 and the second opening 221 may both extend along the length direction of the panel assembly 20, that is, extend along the height direction of the vertical air conditioner internal unit when being installed on the air conditioner main body 10, so as to form the elongated air outlet 101, thereby improving the air outlet efficiency.

For example, the shape of the air outlet 101 may be a circle, a square, or another regular polygon, and accordingly, the first opening 211 and the second opening 221 may be corresponding shapes, and the specific shapes of the first opening 211 and the second opening 221 are not limited in this embodiment. In addition, the first opening 211 and the second opening 221 may be multiple and may correspond to each other one by one, so as to adapt to air outlet types of the floor air conditioner indoor units with different working modes, such as a multi-duct air outlet mode or an air outlet mode with a branch air duct.

It should be noted that, in the vertical air conditioner internal unit provided in this embodiment, the surface plate 22 of the panel assembly 20 can cover the lining plate 21, so as to protect the lining plate 21, meanwhile, because the lining plate 21 and the surface plate 22 are both provided with openings, the first protrusion 212 and the second protrusion 213 of the inner and outer rings on the lining plate 21 can respectively protect the inner and outer ring edges of the surface plate 22, thereby preventing the surface plate 22 from being separated from the lining plate 21, and meanwhile, in the assembling and using processes of the vertical air conditioner internal unit, the inner and outer ring fracture of the surface plate 22 can be prevented from causing scratches to workers or users.

The specific fitting structure of the backing sheet 21 and the surface sheet 22 will be described in detail below.

As an alternative, the contour of the skin 22 can be adapted to the contour of the backing 21, so that the skin 22 covers substantially the entire surface of the backing 21 and is better protected.

Fig. 4 is a schematic structural view of a lining plate in a floor air conditioner indoor unit according to an embodiment of the present invention, fig. 5 is a partial view of a position a in fig. 4, and fig. 6 is a partial view of a position B in fig. 4, as shown in fig. 4 to 6, since an outer edge of the lining plate 21 is provided with a first protrusion 212, and an edge of a first opening 211 on the lining plate 21 is provided with a second protrusion 213, a receiving area is formed between the first protrusion 212 and the second protrusion 213, a surface plate 22 is disposed in the receiving area, that is, a surface of the lining plate 21 can be divided into a portion with a protrusion and a portion without a protrusion, and the surface plate 22 covers the entire portion without a protrusion, thereby achieving a protection effect.

In addition, the first protrusion 212 and the second protrusion 213 are equivalent to the structure that the inner and outer rings are formed on the liner plate 21, the surface of the liner plate 21 between the first protrusion 212 and the second protrusion 213 is abutted to the surface of the surface plate 22, and the first protrusion 212 and the second protrusion 213 can also play a role in limiting and positioning, so that the assembly of the surface plate 22 is facilitated, and the reliability of the installation of the surface plate 22 on the liner plate 21 is improved.

Optionally, the first protrusion 212 may extend along the outer edge of the liner 21 and form an at least partially closed annular structure, so that the first protrusion 212 may completely surround the circumferential section of the outer ring of the surface plate 22, and protect the edge of the outer ring of the surface plate 22, and meanwhile, during product assembly or later maintenance, disassembly and assembly, the outer ring section of the surface plate 22 is prevented from being scratched by a human hand.

Illustratively, the first protrusion 212 forms a closed ring structure on the outer edge of the backing plate 21, thereby preventing the outer edge end face of the skin plate from being exposed.

It is understood that, since the surface sheet 22 is provided on the side of the lining sheet 21 facing away from the air conditioning body 10, the first projection 212 projects from the surface of the lining sheet 21 in a direction facing away from the air conditioning body 10.

Alternatively, the surface of the first protrusion 212 on the side facing away from the air conditioner main body 10 may be higher than the surface of the surface plate 22, that is, the height of the first protrusion 212 may be greater than the thickness of the surface plate 22, so as to avoid the edge of the outer ring of the surface plate 22 from being exposed, thereby achieving a better protection effect.

The first projection 212 forms an outer race of the liner 21, and the second projection 213 forms an inner race of the liner 21, similar to the first projection 212, and the manner in which the second projection 213 is disposed will be described below.

As an alternative embodiment, the second protrusion 213 may extend along the circumferential edge of the second opening 221 and form an annular closed structure, so that the second protrusion 213 may completely surround the circumferential section of the inner ring of the skin plate 22, and protect the inner ring edge of the skin plate 22 while avoiding scratching the inner ring edge contacting the skin plate 22.

Since the outer wall of the second protrusion 213 abuts against the inner rim of the surface plate 22 and the second protrusion 213 protrudes from the surface of the lining plate 21 in a direction away from the air conditioner main body 10, the second protrusion 213 actually isolates the contact position of the surface plate 22 and the lining plate 21 from the air flow of the air outlet 101, thereby preventing the air flow from directly blowing the joint position of the surface plate 22 and the lining plate 21.

Optionally, the surface of the second protrusion 213 on the side away from the air conditioner main body 10 may be higher than the surface of the surface plate 22, so as to prevent the edge of the inner ring of the surface plate 22 from being exposed, and prevent the surface plate 22 from being directly blown by the wind blown out from the air outlet 101 on the air conditioner main body 10, so as to prevent condensation from being generated between the joint of the surface plate 22 and the lining plate 21, which may affect the service life.

In addition, because the outer lane and the inner circle of the surface plate 22 respectively with first protruding 212 and the protruding butt of enemy, when first protruding 212 extends along welt 21 outer fringe, its width and height along extending direction all equal, correspondingly, when second protruding 213 extends along the circumference edge of first opening 211, its height and width along extending direction all equal, thereby surface plate 22 can have regular profile shape, thereby be convenient for processing production, be convenient for assemble, make the whole appearance of vertical air conditioner internal unit have good aesthetic property simultaneously.

It should be noted that, the closed annular structure formed by the first protrusion 212 and the second protrusion 213 at the outer edge of the liner 21 and the circumferential edge of the first opening 211 actually forms a receiving groove on the surface of the liner 21, the shape and size of the receiving groove are the same as those of the surface plate 22, so that the surface plate 22 is placed in the receiving groove, and the height of the groove wall of the inner and outer rings of the receiving groove is higher than that of the surface plate 22, that is, the surface plate 22 is recessed inside the receiving groove, so that the end surfaces of the inner and outer rings of the surface plate 22 can be shielded by the groove wall of the receiving groove.

As an alternative embodiment, the first protrusion 212 and the second protrusion 213 are integrated with the lining plate 21, so as to reduce the assembly steps of the lining plate 21 and the production cost, and the first protrusion 212 and the second protrusion 213 are smoothly transited with the lining plate 21, so as to avoid scratching the hand.

For example, the liner 21 may be made of plastic, and the first protrusion 212 and the second protrusion 213 may be integrally formed by an injection molding process during the production of the liner 21. Of course, the lining plate 21 may also be made of metal, and the specific material and production process of the lining plate 21 are not particularly limited in this embodiment

In addition, the surface plate 22 may be a decorative plate, and a transparent region may be disposed on the decorative plate, specifically, the decorative plate may be a Polymethyl Methacrylate (PMMA) plate, that is, the material of the surface plate 22 may be such that the panel assembly 20 has a higher structural strength, and has a smoother outer surface.

The acrylic plate used by the top plate 22 may be a transparent panel or a colored panel, and may be specifically selected according to the design requirements, and when the surface of the panel assembly 20 needs to have a position corresponding to the display screen on the air conditioner main body 10, the transparent acrylic plate may be used, so that the display relationship of the display screen may be displayed by passing through the top plate 22.

Illustratively, the surface plate 22 and the backing plate 21 may be connected by gluing, thereby improving convenience in assembling the two, and the surface plate 22 may be in close contact with the backing plate 21 at various positions. The double-sided adhesive tape may be used for bonding, and the embodiment does not specifically limit the type of the bonding material used for bonding.

Finally, it should be noted that the surface of the panel assembly 20 in the present embodiment may be a planar structure or a curved structure, and the surface of the corresponding surface plate 22 may be a corresponding structure, which may be specifically designed according to the shape and structure of the air conditioner main body 10, and this embodiment is not particularly limited thereto.

Example two

The present embodiment provides an air conditioner, which includes an air conditioner external unit and the floor air conditioner internal unit in the first embodiment.

Wherein, the panel subassembly of vertical air conditioner internal unit is double-deck plate structure, the welt can be hidden to the surface plate board of panel subassembly, thereby play the guard action to the welt, and the arch that interior outer lane set up on the welt can play the guard action to the interior outer lane edge of surface plate, avoid breaking away with the welt of surface plate board, simultaneously in vertical air conditioner internal unit assembly and use, the interior outer lane of surface plate fault that can avoid causes the fish tail to staff or user, the structure and the cooperation mode of specific surface plate and welt all unanimous with embodiment one, no longer describe herein.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. An indoor unit of a vertical air conditioner is characterized by comprising an air conditioner main body and a panel assembly, wherein an air duct is arranged in the air conditioner main body, and the panel assembly is arranged on the surface of one side, provided with an air outlet, of the air conditioner main body;

the panel component comprises a lining plate and a surface plate, the lining plate is detachably connected with the air conditioner main body, the surface plate is arranged on one side of the lining plate, which is far away from the air conditioner main body, a first bulge is arranged on the lining plate, the first bulge is abutted to the outer edge of the surface plate, and at least part of the outer edge end face of the surface plate is shielded; the air conditioner is characterized in that a first opening is formed in the lining plate, a second opening is formed in the surface plate, the first opening and the second opening are arranged oppositely and are communicated with the air outlet, a second protrusion is arranged on the edge of the first opening, and the second protrusion abuts against the inner edge of the second opening and covers at least part of the inner edge end face of the second opening.

2. The indoor unit of claim 1, wherein the contour shape of the skin panel matches the contour shape of the liner panel.

3. The indoor unit of claim 2, wherein the surface of the first projection on the side facing away from the air conditioner main body is higher than the surface of the skin plate; the surface of one side of the second bulge, which is far away from the air conditioner main body, is higher than the surface of the surface plate.

4. The indoor unit of any one of claims 1 to 3, wherein the first projection extends along an outer edge of the liner panel and forms an at least partially closed loop configuration.

5. The indoor unit of claim 4, wherein the first protrusion forms a closed ring structure at the outer edge of the liner plate, and the first protrusion has an equal width along the extension direction.

6. An indoor unit of a floor air conditioner according to any one of claims 1-3, characterized in that the second projection extends along the circumferential edge of the second opening and forms an annular closed structure.

7. The indoor unit of a floor air conditioner as claimed in any one of claims 1 to 3, wherein the first protrusion and the second protrusion are integrated with the lining plate, and the first protrusion and the second protrusion are smoothly transited with the lining plate.

8. An indoor unit of a floor air conditioner according to any one of claims 1-3, characterized in that the surface plate is a decorative plate, and a transparent area is arranged on the decorative plate.

9. An indoor unit of a floor air conditioner according to any one of claims 1-3, characterized in that the surface plate is connected with the lining plate by gluing.

10. An air conditioner characterized by comprising an air conditioner outdoor unit and the floor air conditioner indoor unit according to any one of claims 1 to 9.