CN217357077U - Air conditioner indoor unit and air conditioner - Google Patents

Abstract

The utility model provides an air conditioner internal unit and air conditioner relates to the air treatment technique to overcome the problem that the driving motor drive slide plate among the correlation technique took extra space when air outlet department rotated the switching air outlet. The air conditioner indoor unit includes: the air conditioner comprises a machine shell and a control device, wherein the machine shell comprises a front panel and a sliding plate, the front panel is provided with an air outlet, and the sliding plate is arranged at the air outlet; the front panel is provided with a sunken area sunken into the air conditioner internal unit near the air outlet, the inner surface of the sunken area is provided with a driving mechanism, and the driving mechanism is provided with a driving motor and an output gear connected with the driving motor; the inner surface of the sliding plate is provided with a rack meshed with the output gear; the driving motor drives the sliding plate to switch between an opening position for opening the air outlet and a closing position for closing the air outlet through the output gear and the rack; the roller is arranged at one of the depressed area and the sliding plate, and the slideway which is matched with the roller in a rolling way is arranged at the other of the depressed area and the sliding plate.

Description

Air conditioner indoor unit and air conditioner

Technical Field

The utility model relates to an air treatment technical field especially relates to an air conditioner internal unit and air conditioner.

Background

An air conditioner, that is, an air conditioner, is a unit for providing a space area (generally, an enclosed space) with a temperature change of process air, and is capable of adjusting parameters such as temperature, humidity, cleanliness, and air flow rate of air in the room (or the enclosed space, the area). Among them, cabinet type air conditioner indoor units are increasingly used by families due to the advantages of wide-angle air supply and the like.

In the related art, a cabinet type air conditioner indoor unit is generally provided with an air outlet at the front side of a cabinet thereof, and a movable sliding plate is arranged at the air outlet, the sliding plate is connected to a driving motor through a rotating shaft, the driving motor is generally installed at the top of the cabinet, and the driving motor can drive the sliding plate to rotate to open or close the air outlet through rotation.

However, in the above-mentioned manner of closing the air outlet, the driving motor drives the sliding plate to occupy an extra space when the air outlet rotates.

SUMMERY OF THE UTILITY MODEL

The utility model provides an air conditioner internal unit and air conditioner to overcome the driving motor drive slide among the correlation technique and occupy the problem in extra space when air outlet department rotates the switching air outlet.

The utility model discloses an aspect provides an air conditioner internal unit, include: the air conditioner comprises a machine shell, a fan and a control device, wherein the machine shell comprises a front panel and a sliding plate, the front panel is provided with an air outlet, and the sliding plate is arranged at the air outlet; the front panel is provided with a sunken area sunken into the air conditioner internal unit near the air outlet, the inner surface of the sunken area is provided with a driving mechanism, and the driving mechanism is provided with a driving motor and an output gear connected to the output end of the driving motor; the inner surface of the sliding plate is provided with a rack meshed with the output gear, and the depressed area is also provided with an opening, so that the output gear can be meshed with the rack at the opening; the driving motor drives the sliding plate to switch between an opening position for opening the air outlet and a closing position for closing the air outlet through the output gear and the rack, and the sliding plate can be shielded outside the opening when being positioned at the opening position and the closing position; and the roller is arranged at one of the depressed area and the sliding plate, and the slide way matched with the roller in a rolling way is arranged at the other of the depressed area and the sliding plate.

In one possible implementation manner, the recessed area has a first receiving cavity formed by protruding outward, the driving mechanism is at least partially located in the first receiving cavity, and the opening is disposed on a side of the first receiving cavity facing the air outlet.

In one possible implementation manner, the upper part and the lower part of the depressed area are respectively provided with the driving mechanism; the upper part and the lower part of the sliding plate are respectively provided with the racks.

In one possible implementation manner, the driving motor is disposed at one of an upper portion and a lower portion of the recessed area, the output gear includes a first gear disposed at an output shaft of the driving motor and a second gear connected to the first gear by a connecting member, and the second gear is disposed at the other of the upper portion and the lower portion.

In one possible implementation manner, the middle part of the depressed area is provided with the roller, and the sliding plate is provided with the slideway.

In one possible implementation manner, the air conditioner internal unit further includes: the mounting seat is detachably mounted in the depressed area and is positioned outside the depressed area; at least one roller is arranged at the end part of the mounting seat; the inner surface joint of slide has the cassette, the cassette be provided with gyro wheel complex slide.

In one possible implementation manner, the upper end surface of the mounting seat is provided with a plurality of rollers; the lower end face of the mounting seat is provided with an upward sunken limiting groove; the clamping seat is provided with two convex parts extending inwards, and the slide way is formed between the two convex parts; the protruding part which is relatively positioned at the lower side is connected with a turning edge, the turning edge turns upwards, and the turning edge is matched with the limiting groove.

In one possible implementation manner, the recessed area is provided with a second accommodating cavity formed by protruding outwards; the mounting seat is provided with a matching space matched with the cavity wall of the second accommodating cavity; the indoor unit of the air conditioner further comprises a mounting piece, wherein the mounting seat is detachably mounted on the recessed area, and at least part of the mounting piece is contained in the second containing cavity.

In one possible implementation manner, the mounting component includes a fastening component, a head of the fastening component is received in the second receiving cavity, and a shaft of the fastening component can penetrate through a cavity wall of the second receiving cavity to be tightly connected with the mounting seat.

In one possible implementation manner, the mounting part comprises a fixture block which is integrally arranged with the mounting seat; the wall of the second accommodating cavity is provided with a clamping hole matched with the clamping block, and the part of the clamping block penetrating through the clamping hole is accommodated in the second accommodating cavity.

The utility model discloses another aspect provides an air conditioner, reach rather than the outer machine of air conditioner that links to each other including aforementioned arbitrary air conditioner internal unit.

The utility model provides an air conditioner internal unit and air conditioner, through the inboard actuating mechanism that includes driving motor and output gear that sets up in the front panel, set up the rack with output gear meshing in the inboard of slide to make driving motor can drive the slide motion through output gear and rack, thereby realize opening and closing the air outlet that sets up in the front panel, realize the removal to the slide through the intermeshing's of output gear and rack like this, when the air outlet was opened or was closed, the slide can not occupy extra space yet, do benefit to the regulatory effect who ensures the air conditioner; and, the direction of meshing between the profile of tooth side of output rack and the gear is the horizontal direction, in addition through setting up gyro wheel and slide, can effectively prevent that the slide from long-term skew downwards under the action of gravity and the condition that causes the influence to the meshing between gear and the rack takes place, has further guaranteed the reliability of slide motion to make the slide at the opening and the steady movement in the closed position of air outlet.

Drawings

The following detailed description of the embodiments of the present invention is provided in conjunction with the accompanying drawings, and it is to be understood that the embodiments described herein are merely illustrative and explanatory of the present invention, and the present invention is not limited to the embodiments described below.

FIG. 1 is a first perspective view of a skateboard and front panel according to an exemplary embodiment;

FIG. 2 is a second perspective view of the slide plate and the front panel according to an exemplary embodiment;

FIG. 3 is a third perspective view of the skateboard and front panel according to an exemplary embodiment;

FIG. 4 is an enlarged view of a portion A of FIG. 3;

FIG. 5 is a partially exploded view of the slide and front panel provided in accordance with an exemplary embodiment;

FIG. 6 is a schematic perspective view of one of the slide plates and the front panel according to an exemplary embodiment;

fig. 7 is a partially enlarged view of a portion B in fig. 6.

Description of reference numerals: 1-a front panel; 1 a-an air outlet; 11-a recessed region; 111-a first receiving cavity; 112-a second receiving cavity; 11 a-an opening; 2, sliding plates; 21-a skateboard body; 22-a skateboard liner; 23-a rack; 24-a card holder; 241-a boss; 242-flanging; 24 a-a slide; 3-a drive mechanism; 31-a drive motor; 32-output gear; 33-a mounting seat; 331-a limiting groove; 34-roller.

Detailed Description

The following detailed description of the embodiments of the present invention is provided in conjunction with the accompanying drawings, and it is to be understood that the embodiments described herein are merely illustrative and explanatory of the present invention, and the present invention is not limited to the embodiments described below.

The structure, function and implementation process of the air conditioner internal unit provided by the embodiment are exemplified below with reference to the accompanying drawings.

FIG. 1 is a first perspective view of a skateboard and front panel according to an exemplary embodiment; FIG. 2 is a second perspective view of the slide plate and the front panel according to an exemplary embodiment; FIG. 3 is a third perspective view of the skateboard and front panel according to an exemplary embodiment; FIG. 4 is an enlarged view of a portion A of FIG. 3; FIG. 5 is a partially exploded view of the slide plate and front panel according to an exemplary embodiment.

Referring to fig. 1 to 5, the cabinet type air conditioner indoor unit can be directly placed on the ground. The cabinet type air-conditioning indoor unit comprises a tubular shell, wherein an air inlet is formed in the back side of the shell, namely the back side, an air outlet 1a is formed in the front side of the shell, an evaporator, a fan, an air duct assembly and the like are arranged in the shell, the evaporator is located between the air inlet and the fan, and an air guide channel is formed between the fan and the air outlet 1a by the air duct assembly. When the indoor unit of the vertical air conditioner works, the fan rotates to form negative pressure in the shell, so that indoor air enters the shell through the air inlet, contacts with the evaporator to exchange heat, and is discharged to the outside through the air guide channel and the air outlet 1a, and the functions of cooling or heating of the indoor unit of the vertical air conditioner are achieved.

The housing may be substantially cylindrical or prismatic with rounded corners. In some examples, the cabinet may include a pillar, a side panel, and a front panel 1. The curb plate can include two, and one side of each curb plate is connected with the stand through screw and buckle, and the opposite side of curb plate passes through the buckle with front panel 1 and is connected. The inner surface of the front panel 1 is respectively provided with a plurality of buckles along two sides in the vertical direction, and the front panel 1 is butted with the two side plates by means of the buckles. The outlet 1a is provided on the front panel 1. The inner surface of the front panel 1 refers to a surface of the front panel 1 on a side facing the inside of the air conditioner indoor unit, and the outer surface of the front panel 1 refers to a surface of the front panel 1 on a side opposite to the inner surface. The front panel 1 has an arc-shaped plate structure, and the front panel 1 is an arc-shaped plate body, for example.

Of course, the specific structure of the body is not limited thereto, and the embodiment is only illustrated here.

The air outlet 1a of the front panel 1 is provided with a sliding plate 2. The shape of the slide 2 can be adapted to the shape of the front panel 1, for example, when the front panel 1 is curved, the slide 2 is also curved, and the slide 2 is adapted to the curvature of the front panel 1. Slide 2 specifically can include slide body 21 and slide welt 22, and slide welt 22 sets up in the inboard of slide body 21, and slide welt 22 can bond or joint or butt fusion with the slide body, through setting up slide welt 22, can enough improve slide 2's intensity, still does benefit to the wholeness of guaranteeing slide 2's surface.

The front panel 1 is provided with a recessed area 11 which is recessed towards the air conditioner internal unit near the air outlet 1 a. The extension dimension of the recessed area 11 along the vertical direction, namely along the axial direction of the air conditioner indoor unit is equal to the dimension of the sliding plate 2 along the direction, so that the integrity of the air conditioner indoor unit is improved, and the attractiveness is improved. The size of the recessed area 11 in the horizontal direction may be set according to the size of the slide board 2.

When the slide 2 is in the open position, in which the air outlet 1a is open, one side of the slide 2 may be aligned with a side of the recessed area 11 facing away from the air outlet 1a, or one side of the slide 2 may have a smaller gap with a side of the recessed area 11 facing away from the air outlet 1 a.

The slide plate 2 is for shielding the air outlet 1a when the slide plate 2 is in a closed position for closing the air outlet 1 a. In some examples, two sliding plates 2 may be disposed at the air outlet 1a, and when the two sliding plates 2 are both in the closed position, opposite sides of the two sliding plates 2 are attached to shield the air outlet 1 a. Of course, the air outlet 1a may also be provided with a sliding plate 2, and when the sliding plate 2 is in the closed position, the sliding plate 2 shields the air outlet 1 a.

The inner surface of the recessed area 11 is provided with a driving mechanism 3, and the driving mechanism 3 has a driving motor 31 and an output gear 32 connected to an output end of the driving motor 31. The inner surface of the slide 2 is provided with a rack 23 engaged with the output gear 32, and the recessed area 11 further has an opening 11a so that the output gear 32 can be engaged with the rack 23 at the opening 11 a. Wherein the shape of the rack 23 is adapted to the slide 2, for example, when the slide 2 is arc-shaped, the rack 23 is also arc-shaped.

The driving motor 31 drives the sliding plate 2 to move between an open position for opening the air outlet 1a and a closed position for closing the air outlet 1a through the output gear 32 and the rack 23 to realize switching. The sliding plate 2 can be shielded outside the opening 11a when being positioned at the opening position and the closing position, so that the integrity and the aesthetic property of the air conditioner indoor unit can be improved.

The driving motor 31 drives the rack 23 to move in the horizontal direction through the output gear 32, for example, the front panel 1, the sliding plate 2 and the rack 23 are arc-shaped, and the driving motor 31 drives the rack 23 and the sliding plate 2 to move along an arc-shaped track in the horizontal direction through the output gear 32.

A roller 34 is arranged at one of the concave area 11 and the sliding plate 2, and a slide way 24a which is matched with the roller 34 in a rolling way is arranged at the other of the concave area 11 and the sliding plate 2. In some examples, rollers 34 may be provided on the surface of the recessed area 11 facing the slide plate 2, and the slide ways 24a may be provided on the inner surface of the slide plate 2. In other examples, the slide ways 24a may be provided on the surface of the recessed area 11 facing the slide plate 2, and the rollers 34 may be provided on the inner surface of the slide plate 2. The rollers 34 and the slide ways 24a may be disposed at the middle and/or lower portion, respectively, to ensure the motion reliability of the slide board 2.

For example, the rack 23 and the driving mechanism 3 may be disposed on the upper portion of the sliding plate 2 and the recessed area 11, and the slide rail 24a and the roller 34 may be disposed on the middle portion and the lower portion of the sliding plate 2 and the recessed area 11; or, the upper and lower parts of the sliding plate 2 and the depressed area 11 may be provided with the rack 23 and the driving mechanism 3, and the middle parts of the sliding plate 2 and the depressed area 11 may be provided with the slide rail 24a and the roller 34; alternatively, the rack 23 and the driving mechanism 3 may be provided at the upper and middle portions of the slide plate 2 and the depressed area 11, and the slide rail 24a and the roller 34 may be provided at the lower portions of the slide plate 2 and the depressed area 11. Of course, the distribution of the driving mechanism 3 and the rollers 34 of the slide way 24a is not limited thereto, and the embodiment is only illustrated here.

In the air conditioner internal unit provided by the embodiment, the driving mechanism 3 including the driving motor 31 and the output gear 32 is arranged on the inner side of the front panel 1, and the rack 23 meshed with the output gear 32 is arranged on the inner side of the sliding plate 2, so that the driving motor 31 can drive the sliding plate 2 to move through the output gear 32 and the rack 23, and thus the air outlet 1a arranged on the front panel 1 is opened and closed, the sliding plate 2 is moved in a mutual meshing manner through the output gear 32 and the rack 23, and when the air outlet 1a is opened or closed, the sliding plate 2 does not occupy extra space, which is beneficial to ensuring the adjusting effect of the air conditioner; moreover, the meshing direction between the tooth-shaped side of the output rack 23 and the gear is the horizontal direction, and in addition, by arranging the roller 34 and the slide way 24a, the condition that the sliding plate 2 is downwards deviated under the action of gravity for a long time to influence the meshing between the gear and the rack 23 can be effectively prevented, the motion reliability of the sliding plate 2 is further ensured, and the sliding plate 2 stably moves on the opening and closing positions of the air outlet 1 a.

In one possible implementation manner, the recessed area 11 has a first receiving cavity 111 formed to protrude outward, the driving mechanism 3 is at least partially located in the first receiving cavity 111, and the opening 11a is disposed on a side of the first receiving cavity 111 facing the outlet 1 a. Thus, the space utilization rate is improved, and the miniaturization of the air conditioner indoor unit is realized.

The position of the first housing chamber 111 is adapted to the position of the drive mechanism 3. For example, when the driving mechanism 3 is disposed on the upper portion of the recessed area 11, the first receiving cavity 111 is disposed on the upper portion of the recessed area 11; when the driving mechanism 3 is disposed at the lower portion of the recessed area 11, the first receiving cavity 111 is disposed at the lower portion of the recessed area 11. The specific shape of the first receiving cavity 111 may be set according to the driving mechanism 3; optionally, the first receiving cavity 111 is substantially rectangular. Correspondingly, the first receiving cavity 111 is opened with an opening 11a for the output gear 32 to mesh with the rack 23.

In some examples, the upper and lower portions of the recessed area 11 are provided with the driving mechanism 3, respectively; the upper and lower parts of the slide plate 2 are provided with racks 23, respectively. That is, the upper portion of the recessed area 11 is provided with a driving motor 31 and an output gear 32 at an output shaft thereof; the lower part of the recessed area 11 is also provided with a drive motor 31 and an output gear 32 at its output shaft.

In other examples, the driving motor 31 is provided at one of the upper and lower portions of the depression 11, and the output gear 32 includes a first gear provided at an output shaft of the driving motor 31 and a second gear connected to the first gear by a connection member, the second gear being provided at the other of the upper and lower portions. The upper and lower parts of the slide plate 2 are respectively provided with a rack 23

For example, the upper portion of the recessed area 11 is provided with the driving motor 31 and a first gear located at an output shaft thereof, the lower portion of the recessed area 11 is provided with a second gear, and the first gear and the second gear are coaxially arranged through a connecting member, so that the driving motor 31 can drive the first gear and the second gear to synchronously rotate. For another example, the lower portion of the recessed area 11 is provided with a driving motor 31 and a first gear located at an output shaft thereof, the upper portion of the recessed area 11 is provided with a second gear, and the first gear and the second gear are coaxially disposed through a connecting member, so that the driving motor 31 can drive the first gear and the second gear to synchronously rotate.

FIG. 6 is a schematic perspective view of one of the slide plates and the front panel according to an exemplary embodiment; fig. 7 is a partially enlarged view of a portion B in fig. 6.

Referring to fig. 6 and 7, optionally, the middle of the recessed area 11 is provided with a roller 34, and the sliding plate 2 is provided with a slide way 24 a. The air conditioner indoor unit further comprises: the mounting seat 33, the mounting seat 33 is detachably mounted on the recessed area 11, and the mounting seat 33 is located outside the recessed area 11, so as to facilitate subsequent replacement; the end of the mounting seat 33 is provided with at least one roller 34; the inner side of the sliding plate 2 is clamped with a clamping seat 24, and the clamping seat 24 is provided with a slide way 24a which is matched with the roller 34 in a rolling way.

Wherein, the upper end and/or the lower end of the mounting seat 33 can be provided with at least one roller 34 to ensure the smoothness and reliability of the movement of the sliding plate 2. That is, one or more rollers 34 are disposed on the upper end of the mounting seat 33, or one or more rollers 34 are disposed on the lower end of the mounting seat 33, or one or more rollers 34 are disposed on the upper end and the lower end of the mounting seat 33, respectively.

The clamping seat 24 is provided with a main body part which is clamped with the sliding plate 2; the inner surface of the main body has two inwardly protruding protrusions 241, and the protrusions 241 are respectively located at the upper and lower ends of the mounting seat 33 to form slide ways 24a capable of rolling and matching with the rollers 34, so as to ensure the smoothness and reliability of the movement of the sliding plate 2.

The convex parts 241 respectively positioned at the upper end and the lower end of the mounting seat 33 can be matched with the mounting seat 33 to play a role in supporting and limiting, so that the sliding plate 2 is prevented from moving downwards under the action of self gravity; in addition, the protruding portion 241 can also form a slide way 24a in rolling fit with the roller 34, so that the smoothness of the movement of the sliding plate 2 can be ensured, and a gap between the protruding portion 241 and the roller 34 along the vertical direction is smaller, thereby being more beneficial to preventing the sliding plate 2 from moving downwards under the action of self gravity.

In one embodiment, the upper end surface of the mounting seat 33 is provided with a plurality of rollers 34; the lower end surface of the mounting seat 33 is provided with an upward concave limiting groove 331; the protruding portion 241 located at the lower end of the mounting seat 33 is connected with the turning edge 242, the turning edge 242 is turned upwards, the turning edge 242 is matched with the limiting groove 331, limitation along the horizontal direction can be achieved, vertical limitation is achieved, and therefore the mounting reliability of the sliding plate 2 is guaranteed.

In one possible implementation manner, the recessed area 11 has a second receiving cavity 112 formed to protrude outward; the mounting seat 33 has a fitting space that fits the wall of the second accommodating chamber 112; the air conditioner indoor unit further comprises a mounting piece for detachably mounting the mounting seat 33 on the recessed area 11, and at least part of the mounting piece is accommodated in the second accommodating cavity 112. Thus, it is advantageous to improve the space utilization and to realize miniaturization.

The mounting seat 33 may be specifically provided with one or two fitting spaces, and the number and the positions of the second accommodating cavities 112 correspond to the fitting spaces.

In some examples, the mounting member includes a fastener, a head of the fastener is received in the second receiving cavity 112, and a shaft of the fastener can penetrate through a wall of the second receiving cavity 112 to be fastened with the mounting seat 33. The fastener may include: screws, rivets, etc.

In other examples, the mounting member includes a cartridge integrally provided with the mounting seat 33; the wall of the second accommodating cavity 112 is provided with a clamping hole matched with the clamping block, and the part of the clamping block passing through the clamping hole is accommodated in the second accommodating cavity 112.

In still other examples, the mount includes a fastener and a cartridge; two through holes for the fastening members to pass through may be provided at the second receiving cavity 112, and a fastening hole is provided between the two through holes, so that the mounting seat 33 can be detachably and reliably mounted to the recessed area 11 by the fastening members and the fastening blocks.

The embodiment also provides an air conditioner, which comprises the air conditioner internal unit in any one of the embodiments and an air conditioner external unit connected with the air conditioner internal unit. The structure, the function and the implementation process of the air conditioner indoor unit are the same as or similar to those of the air conditioner indoor unit in any one of the previous examples.

It should be noted that the terms "first" and "second" 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 at least one of the 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 present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description above, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean 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 invention. In this specification, the schematic representations of the terms used above are not necessarily intended to 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. Moreover, various embodiments or examples and features of various embodiments or examples described in this specification can be combined and combined by one skilled in the art without being mutually inconsistent.

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; although the present invention has been described in detail with reference to the foregoing embodiments, it should 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; such modifications or substitutions do not depart from the scope of the invention in its corresponding aspects.

Claims (10)

1. An air conditioner indoor unit, characterized by comprising: the air conditioner comprises a machine shell and a control device, wherein the machine shell comprises a front panel and a sliding plate, the front panel is provided with an air outlet, and the sliding plate is arranged at the air outlet;

the front panel is provided with a sunken area sunken into the air conditioner internal unit near the air outlet, the inner surface of the sunken area is provided with a driving mechanism, and the driving mechanism is provided with a driving motor and an output gear connected to the output end of the driving motor;

the inner surface of the sliding plate is provided with a rack meshed with the output gear, and the sunken area is also provided with an opening, so that the output gear can be meshed with the rack at the opening;

the driving motor drives the sliding plate to switch between an opening position for opening the air outlet and a closing position for closing the air outlet through the output gear and the rack, and the sliding plate can be shielded outside the opening when being positioned at the opening position and the closing position;

and one of the sunken area and the sliding plate is provided with a roller, and the other of the sunken area and the sliding plate is provided with a slideway in rolling fit with the roller.

2. The indoor unit of claim 1, wherein the recessed area has a first receiving cavity formed to protrude outward, the driving mechanism is at least partially located in the first receiving cavity, and the opening is disposed on a side of the first receiving cavity facing the air outlet.

3. The indoor unit of an air conditioner according to claim 1, wherein the drive mechanisms are respectively provided on upper and lower portions of the recessed area;

the upper part and the lower part of the sliding plate are respectively provided with the racks.

4. An indoor unit of an air conditioner according to claim 1, wherein the rollers are arranged in the middle of the recessed area, and the sliding plate is provided with the slide way.

5. An indoor unit for an air conditioner according to claim 4, further comprising: the mounting seat is detachably mounted on the depressed area and is positioned outside the depressed area;

the end part of the mounting seat is provided with at least one roller;

the inner surface of the sliding plate is clamped with a clamping seat, and the clamping seat is provided with a slide way matched with the roller.

6. An indoor unit of an air conditioner according to claim 5, wherein a plurality of the rollers are provided on an upper end surface of the mounting base;

the lower end face of the mounting seat is provided with an upward sunken limiting groove;

the clamping seat is provided with two convex parts extending inwards, and the slide way is formed between the two convex parts; the protruding part which is relatively positioned at the lower side is connected with a turning edge, the turning edge turns upwards, and the turning edge is matched with the limiting groove.

7. The indoor unit of an air conditioner according to claim 5, wherein the recessed area has a second receiving cavity formed to protrude outward; the mounting seat is provided with a matching space matched with the cavity wall of the second accommodating cavity;

the indoor unit of the air conditioner further comprises a mounting piece, wherein the mounting seat is detachably mounted on the recessed area, and at least part of the mounting piece is contained in the second containing cavity.

8. The indoor unit of an air conditioner according to claim 7, wherein the mounting piece comprises a fastening piece, the head of the fastening piece is accommodated in the second accommodating cavity, and the rod of the fastening piece can penetrate through the cavity wall of the second accommodating cavity to be tightly connected with the mounting seat.

9. An indoor unit of an air conditioner according to claim 7, wherein the mounting piece comprises a fixture block integrally provided with the mounting seat;

a clamping hole matched with the clamping block is formed in the wall of the second accommodating cavity, and the part, penetrating through the clamping hole, of the clamping block is accommodated in the second accommodating cavity.

10. An air conditioner, comprising: the air conditioner indoor unit as claimed in any one of claims 1 to 9, and an air conditioner outdoor unit connected to the air conditioner indoor unit.

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