KR102220561B1 - Indoor unit for air conditioner - Google Patents

Abstract

The present invention, the cabinet assembly; A door assembly disposed in front of the cabinet assembly and covering the front surface of the cabinet assembly; A fixing plate fixed to the cabinet assembly and disposed between the door assembly and the cabinet assembly; And a side moving assembly disposed between the door assembly and the fixing plate, and guiding the horizontal movement of the door assembly with respect to the cabinet assembly.
The fixing plate is located at the center with respect to the left and right widths of the door assembly, and is located at the side of the moving direction of the door assembly based on a center line Y extending in the vertical direction, and when the door assembly is moved, the door Since the center line Y of the assembly is positioned within the left and right widths of the fixed plate, the center of gravity of the door assembly can be positioned within the left and right widths of the fixed plate, thereby minimizing eccentricity due to movement of the door assembly.

Description

Indoor unit for air conditioner

The present invention relates to an indoor unit of an air conditioner, and more particularly, to an indoor unit of an air conditioner capable of sliding a door assembly in a horizontal direction.

In the separate air conditioner, an indoor unit is disposed indoors, an outdoor unit is disposed outdoors, and indoor air may be cooled, heated, or dehumidified through a refrigerant circulating the indoor unit and the outdoor unit.

The indoor unit of the detachable air conditioner includes a stand-type indoor unit installed upright on an indoor floor, a wall-mounted indoor unit hung on an indoor wall, and a ceiling type indoor unit installed on an indoor ceiling according to an installation type.

Korean Patent Registration No. 10-1174030 (hereinafter referred to as prior art 1) describes a structure including a main body and a door, and opening the interior of the cabinet through the door.

However, since the interior of the main body is opened through rotation of the door of the prior art 1, there is a problem in that a lot of front space must be secured when the door is opened and closed.

Korean Patent Application Publication No. 10-2005-0095978 (hereinafter referred to as prior art 2) describes a structure for opening and closing the discharge port through a slide method.

As in the prior art 2, there is no special structural limitation when moving some of the front components of the indoor unit, but when moving the entire door constituting the front of the indoor unit, eccentricity and sagging are caused by the entire door load. There is this.

Korean Patent Registration No. 10-1174030 Korean Patent Application Publication No. 10-2005-0095978

An object of the present invention is to provide an indoor unit of an air conditioner capable of exposing a water tank by sliding a door assembly in a left and right direction.

An object of the present invention is to provide an indoor unit of an air conditioner capable of preventing sagging of a door assembly.

An object of the present invention is to provide an indoor unit of an air conditioner capable of minimizing eccentricity due to movement of the door assembly when the door assembly protrudes out of the cabinet assembly due to the sliding movement of the door assembly.

An object of the present invention is to provide an indoor unit of an air conditioner capable of firmly supporting a door assembly even if the door assembly protrudes laterally with respect to the cabinet assembly.

An object of the present invention is to provide an indoor unit of an air conditioner capable of automatically moving a door assembly only as much as an area where a water tank is exposed.

An object of the present invention is to provide an indoor unit of an air conditioner capable of concealing a side moving assembly on a rear surface of a door assembly.

An object of the present invention is to provide an indoor unit of an air conditioner capable of reducing friction when sliding a door assembly.

The problems of the present invention are not limited to the problems mentioned above, and other problems that are not mentioned will be clearly understood by those skilled in the art from the following description.

In the present invention, since the door assembly moving part is disposed to support the load of the door assembly and guide the movement of the door assembly, the slide can move the door assembly in the left and right directions. The water tank disposed in the cabinet may be exposed to the outside through the movement of the door assembly.

In the present invention, since the top supporter and the bottom supporter not only support the door assembly, but also the top supporter and the bottom supporter are installed to be movable relative to the door assembly, it is possible to prevent sagging of the door assembly movable in the left and right directions.

The present invention minimizes eccentricity due to movement of the door assembly because the center line (Y) of the door assembly is located within the left and right width of the fixed plate when the door assembly protrudes out of the cabinet assembly due to the sliding movement of the door assembly. can do.

In the present invention, even if the door assembly protrudes laterally with respect to the cabinet assembly, since the center of gravity of the door assembly is located within the left and right widths of the fixing plate, the door assembly can be firmly supported.

In the present invention, since the door slide module is disposed, the door assembly can be automatically moved only as much as the area where the water tank is exposed.

The indoor unit of the air conditioner according to an embodiment of the present invention includes a cabinet assembly, a door assembly disposed in front of the cabinet assembly and covering the front surface of the cabinet assembly, and fixed to the cabinet assembly, and the door assembly and the A fixed plate disposed between the cabinet assemblies, a door assembly moving part disposed between the door assembly and the fixed plate, and guiding the horizontal movement of the door assembly with respect to the cabinet assembly. The fixed plate is positioned lean to the moving direction side of the door assembly when viewed from the front of the cabinet assembly, and when the door assembly is moved, the center line of the door assembly is positioned within the left and right widths of the fixed plate. The center of gravity of the assembly can be positioned within the left and right widths of the fixed plate, thereby minimizing eccentricity due to movement of the door assembly.

Since the left and right widths of the fixed plate are formed to be less than 1/2 of the left and right widths of the door assembly, a moment generated when the center of gravity of the door assembly is away from the fixed plate can be minimized.
The indoor unit of the air conditioner according to an embodiment of the present invention may include a detachable water tank, and may further include a humidifying assembly for providing moisture to be discharged into the room.
The cabinet assembly shields at least a portion of the front surface of the cabinet assembly, and may include a water tank opening for separating or mounting the water tank, and a cover formed with an open surface for repair or replacement of the humidification assembly.
According to an embodiment of the present invention, in a state in which the door assembly is moved so that the water tank opening is exposed to the user and the bag surface is not exposed to the user, the center line of the door assembly is the middle of the left and right widths of the fixed plate. Because it is located at, the center of gravity of the door assembly can be placed in the middle of the fixed plate.
According to an embodiment of the present invention, in a state in which the door assembly is not moved, the fixed plate is located in the moving direction side of the door assembly based on the middle of the left and right widths of the fixed plate. It may be fixed to the cabinet assembly so as to be positioned at. Accordingly, the center of gravity of the door assembly can be positioned within the left and right widths of the fixed plate, thereby minimizing eccentricity due to movement of the door assembly.
According to an embodiment of the present invention, the door assembly moving part includes a first rail extending in a left-right direction, a second rail extending long in a left-right direction, and having a shorter length than the first rail, and the second rail. It is disposed between the 1 rail and the second rail, is assembled to be relatively movable with each of the first rail and the second rail, and prevents friction when moving relative to the first rail or the second rail through rolling friction. It may include a bearing housing to reduce. Since the second rail having a short length is fixed to the fixing plate and the first rail having a long length is fixed to the door assembly, it is possible to prevent the rail from being exposed when the door assembly is moved.

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Since the length of the second rail is formed to be less than 1/2 of the left and right width of the door assembly, it is possible to prevent the rail from being exposed when the door assembly is moved.

Since the length of the second rail is formed equal to or smaller than the left and right widths of the fixing plate, it is possible to prevent the center line of the door from deviating out of the fixing plate when the door assembly is moved.

According to an embodiment of the present invention, the door assembly moving part is disposed between a lower side of the door assembly and a lower side of the fixed plate, and a bottom rail guiding the left and right movement of the door assembly, and a vertical direction of the door assembly. It is disposed between the middle and the upper side of the fixing plate, it may include a middle rail to guide the left and right movement of the door assembly.

The indoor unit of the air conditioner according to an embodiment of the present invention is disposed between the upper side of the door assembly and the upper side of the cabinet assembly, a top rail guiding the left and right movement of the door assembly, and the top surface of the cabinet assembly. , It is fixed to the cabinet assembly, it may further include a top supporter to which the top rail is installed.
The top rail is disposed between the first rail and the second rail, the first rail that is elongated in the left and right direction, the second rail that is elongated in the left and right direction and is formed to have a shorter length than the first rail. And a bearing housing that is assembled to be relatively movable with each of the first rail and the second rail, and reduces friction during relative movement with the first rail or the second rail through rolling friction.
The top supporter includes a first fixing part that spans the upper surface of the cabinet assembly and is fixed to the cabinet assembly, and a second fixing part that is formed by being bent at the first fixing part and facing the rear surface of the door assembly. Can include.
The first rail may be fixed to a rear surface of the door assembly, and the second rail may be disposed behind the first rail, and may be fixed to the second rail and the second fixing part.
Accordingly, the load of the door assembly can be distributed to the top supporter.

The indoor unit of the air conditioner according to an embodiment of the present invention may further include a bottom supporter disposed at the rear of the door assembly, fixed to the fixing plate, and spanning the lower end of the door assembly.
The bottom supporter may include a bottom supporter body assembled to the fixed plate, a bottom wheel rotatably assembled to the bottom supporter body, supporting the door assembly, and rotatable when the door assembly is moved.
Accordingly, the load of the door assembly can be distributed to the bottom supporter.

The bottom supporter body includes a supporter plate assembled to the fixed plate and disposed at the rear of the door assembly, a supporter body coupled to the supporter plate and rotatably installed with the bottom wheel, and the bottom wheel Is disposed below the door assembly and supports the lower end of the door assembly, so that the load of the door assembly can be firmly supported. Since the bottom wheel supports the lower end of the door assembly, it is possible to suppress a moment generated in the front of the door assembly.

According to an embodiment of the present invention, the cabinet assembly may further include a base disposed on the ground and disposed below a lower end of the door assembly, and the base may include a supporter groove formed concave from an upper side to a lower side. have. Since the lower end of the supporter body is inserted into the supporter groove, it is possible to prevent the bottom supporter from being exposed to the user.

According to an embodiment of the present invention, the door assembly moving part is disposed on the door assembly, a rack extending long in the left and right direction, a gear disposed on the fixing plate, engaged with the rack, and moving the rack when rotating Since the assembly further includes a gear driving motor disposed on the fixed plate and providing a driving force to the gear assembly, the door assembly can be automatically slide-moved by the operation of the gear driving motor.

According to an embodiment of the present invention, the door assembly moving part may further include a middle rail disposed between the middle of the door assembly in the vertical direction and the fixing plate, and guiding the horizontal movement of the door assembly.
At this time, since the rack is disposed in a left-right direction along the lower side of the middle rail, and the gear assembly is disposed under the rack, a driving force for moving the door assembly close to the center of gravity of the door assembly is applied. Can provide.

According to an embodiment of the present invention, the middle rail is a first rail that is formed to be elongated in a left and right direction, a second rail that is elongated in a left and right direction and is formed to have a shorter length than the first rail, and the first rail And disposed between the second rails, assembled to be relatively movable with each of the first and second rails, and reducing friction during relative movement with the first rail or the second rail through rolling friction. It may include a bearing housing.
The first rail may be fixed to the door assembly, and the second rail may be fixed to the fixing plate.
The rack may protrude downward from the first rail.
Accordingly, it is possible to provide a driving force for moving the door assembly near the center of gravity of the door assembly.

According to an embodiment of the present invention, the gear assembly may include a worm gear coupled to the gear driving motor and rotated, and a motor shaft of the gear driving motor may be disposed to pass through the worm gear. Therefore, it is possible to minimize the operating noise during the operation of the gear drive motor.

According to an embodiment of the present invention, since the motor shaft of the gear drive motor forms an intervening angle θ with respect to the horizontal direction, the intervening angle θ is formed to be greater than 0 degrees and less than 90 degrees with respect to the horizontal direction. In addition, even if an external force in the horizontal direction is applied to the door assembly, it is possible to suppress the door assembly from moving.

According to an embodiment of the present invention, the gear assembly includes: a first gear fixed to the fixing plate side, a first toothed portion formed on an outer circumferential surface, and meshed with the rack through the first toothed portion; A second gear comprising a tooth 2-1 and a tooth 2-2 formed with different radiuses of curvature, and engaged with the first tooth of the first gear through the 2-1 tooth; A third gear including a 3-1 tooth portion and a 3-2 tooth portion formed of different teeth, and engaged with the 2-2 tooth portion of the second gear through the 3-1 tooth portion; And a worm gear engaged with the 3-2 toothed portion and connected to the gear drive motor to rotate.

According to an embodiment of the present invention, the door assembly moving part is fixed to the fixed plate, and the first gear, the second gear, the third gear, the worm gear and a gear housing in which the gear driving motor is accommodated; Since a part of the first gear protrudes out of the gear housing, and the protruding part of the first gear meshes with the rack, it is possible to minimize exposure of the gear assembly to the outside.

The indoor unit of the air conditioner according to the present invention has one or more of the following effects.

First, in the present invention, since the side moving assembly that supports the load of the door assembly and guides the movement of the door assembly is disposed, the slide can move the door assembly in the left and right directions. There is an advantage in that the water tank disposed in the cabinet can be exposed to the outside through the movement of the door assembly.

Second, in the present invention, since the top supporter and the bottom supporter not only support the door assembly, but also the top supporter and the bottom supporter are installed to be movable relative to the door assembly, it is possible to prevent sagging of the door assembly movable in the left and right directions. There is an advantage.

Third, in the present invention, due to the sliding movement of the door assembly, when the door assembly protrudes out of the cabinet assembly, since the center line (Y) of the door assembly is located within the left and right widths of the fixed plate, eccentricity due to the movement of the door assembly There is an advantage that can be minimized.

Fourth, in the present invention, even if the door assembly protrudes laterally with respect to the cabinet assembly, since the center of gravity of the door assembly is located within the left and right widths of the fixed plate, the door assembly can be firmly supported.

Fifth, according to the present invention, since the door slide module is disposed, the door assembly can be automatically moved only as much as the area where the water tank is exposed.

Sixth, the fixing plate is located in the center with respect to the left and right widths of the door assembly, and is located on the moving direction side of the door assembly based on the center line Y extending in the vertical direction, and when the door assembly is moved, the Since the center line (Y) of the door assembly is located within the left and right widths of the fixed plate, the center of gravity of the door assembly can be located within the left and right widths of the fixed plate, thereby minimizing eccentricity due to movement of the door assembly. There is an advantage.

Seventh, since the left and right widths of the fixed plate are formed to be less than 1/2 of the left and right widths of the door assembly, there is an advantage of minimizing the moment generated when the center of gravity of the door assembly is away from the fixed plate.

Eighth, when the door assembly is moved, since the center line Y of the door assembly is located in the middle of the left and right widths of the fixed plate, there is an advantage that the center of gravity of the door assembly can be located in the middle of the fixed plate.

Ninth, in the present invention, since the second rail having a short length is fixed to the fixing plate and the first rail having a long length is fixed to the door assembly, it is possible to prevent the rail from being exposed when the door assembly is moved. There is an advantage.

Tenth, since the length of the second rail is formed to be less than 1/2 of the left and right width of the door assembly, there is an advantage of preventing the rail from being exposed when the door assembly is moved.

Eleventh, since the length of the second rail is formed equal to or smaller than the left and right widths of the fixing plate, there is an advantage of preventing the center line Y of the door from deviating from the fixing plate when the door assembly is moved.

Twelfth, in the top supporter, since the first rail is fixed to the rear surface of the door assembly, the second rail is disposed behind the first rail, and the second rail is fixed to the second fixing unit, There is an advantage in that the load of the door assembly can be distributed to the top supporter.

Third, since the bottom wheel of the bottom supporter supports the door assembly, the load of the door assembly can be distributed to the bottom supporter, and there is an advantage of minimizing operating noise and friction when the door assembly slides.

Fourteenth, since the bottom wheel supports the lower end of the door assembly, there is an advantage in that it is possible to suppress a moment generated in front of the door assembly.

Fifteenth, since the lower end of the supporter body is inserted into the supporter groove, it is possible to prevent the bottom supporter from being exposed to the user.

Sixteenth, there is an advantage in that the door assembly can be automatically slide-moved by the operation of the gear drive motor.

Seventeenth, since the gear assembly is disposed under the rack, there is an advantage of providing a driving force for moving the door assembly near the center of gravity of the door assembly.

Eighteenth, the gear assembly includes a worm gear that is rotated by being coupled to the gear drive motor, and the motor shaft of the gear drive motor is disposed to pass through the worm gear, so it is possible to minimize operating noise when the gear drive motor is operated. There is an advantage.

Nineteenth, the motor shaft of the gear drive motor forms an intervening angle θ with respect to the horizontal direction, and the intervening angle θ is formed to exceed 0 degrees and less than 90 degrees with respect to the horizontal direction, so that the door assembly Even when an external force in the horizontal direction is applied, there is an advantage of suppressing the movement of the door assembly.

Twentieth, since a part of the first gear constituting the gear assembly protrudes out of the gear housing, and the protruding part of the first gear engages with the rack, it is possible to minimize the exposure of the gear assembly to the outside. There is an advantage.

1 is a perspective view of an indoor unit according to an embodiment of the present invention.
2 is a front view of the door assembly shown in FIG. 1.
3 is an exemplary view in which the door assembly of FIG. 1 slides.
4 is an exemplary view in which the water tank is tilted in FIG. 3.
5 is an exploded perspective view of a door assembly, a door slide module, and a cabinet assembly in FIG. 1.
6 is an exploded perspective view of the door assembly shown in FIG. 1.
7 is a rear view of the door assembly shown in FIG. 1.
8 is a perspective view of the door slide module and the fixing plate shown in FIG. 5.
9 is a perspective view as viewed from the rear side of FIG. 8.
10 is a front view of FIG. 8.
11 is a right side view of FIG. 10.
12 is a rear view of FIG. 8.
13 is an enlarged view of the door slide module shown in FIG. 5.
14 is an exemplary view of the installation of the fixing plate shown in FIG. 5.
15 is a perspective view of the rail shown in FIG. 9.
16 is a diagram illustrating an installation example of the bottom supporter shown in FIG. 5.
17 is a perspective view of a base from which the bottom supporter is separated in FIG. 16.
18 is a perspective view of the bottom supporter shown in FIG. 16.
19 is an exploded perspective view of the bottom supporter and the fixing plate shown in FIG.
20 is an enlarged perspective view of the top supporter shown in FIG. 1.
FIG. 21 is a front view showing the internal structure of the camera module shown in FIG. 1;
22 is a perspective view in which the top supporter and the top rail shown in FIG. 20 are assembled.
23 is a front view of an indoor unit showing an arrangement of a side moving assembly according to an embodiment of the present invention.
24 is an exemplary operation of FIG. 23.

Advantages and features of the present invention, and a method of achieving them will become apparent with reference to the embodiments described below in detail together with the accompanying drawings. However, the present invention is not limited to the embodiments disclosed below, but may be implemented in a variety of different forms, and only these embodiments make the disclosure of the present invention complete, and are common knowledge in the technical field to which the present invention pertains. It is provided to completely inform the scope of the invention to those who have, and the invention is only defined by the scope of the claims. The same reference numerals refer to the same components throughout the specification.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

1 is a perspective view of an indoor unit according to an embodiment of the present invention. 2 is a front view of the door assembly shown in FIG. 1. 3 is an exemplary view in which the door assembly of FIG. 1 slides. 4 is an exemplary view in which the water tank is tilted in FIG. 3. 5 is an exploded perspective view of a door assembly, a door slide module, and a cabinet assembly in FIG. 1. 6 is an exploded perspective view of the door assembly shown in FIG. 1. 7 is a rear view of the door assembly shown in FIG. 1. 8 is a perspective view of the door slide module and the fixing plate shown in FIG. 5. 9 is a perspective view as viewed from the rear side of FIG. 8. 10 is a front view of FIG. 8. 11 is a right side view of FIG. 10. 12 is a rear view of FIG. 8. 13 is an enlarged view of the door slide module shown in FIG. 5. 14 is an exemplary view of the installation of the fixing plate shown in FIG. 5. 15 is a perspective view of the rail shown in FIG. 9. 16 is a diagram illustrating an installation example of the bottom supporter shown in FIG. 5. 17 is a perspective view of a base from which the bottom supporter is separated in FIG. 16. 18 is a perspective view of the bottom supporter shown in FIG. 16. 19 is an exploded perspective view of the bottom supporter and the fixing plate shown in FIG. 20 is an enlarged perspective view of the top supporter shown in FIG. 1. FIG. 21 is a front view showing the internal structure of the camera module shown in FIG. 1; 22 is a perspective view in which the top supporter and the top rail shown in FIG. 20 are assembled. 23 is a front view of an indoor unit showing an arrangement of a side moving assembly according to an embodiment of the present invention. 24 is an exemplary operation of FIG. 23.

The air conditioner according to the present embodiment includes an indoor unit 10 and an outdoor unit (not shown) connected to the indoor unit 10 through a refrigerant pipe to circulate the refrigerant.

The outdoor unit includes a compressor (not shown) that compresses a refrigerant, an outdoor heat exchanger (not shown) that receives and condenses the refrigerant from the compressor, an outdoor fan (not shown) that supplies air to the outdoor heat exchanger, and the indoor unit And an accumulator (not shown) that supplies only gaseous refrigerant to the compressor after receiving the refrigerant discharged from (10).

The outdoor unit may further include a four-way valve (not shown) to operate the indoor unit in a cooling mode or a heating mode. When operating in the cooling mode, the refrigerant is evaporated in the indoor unit 101 to cool the indoor air. When operating in the heating mode, the refrigerant is condensed in the indoor unit 10 to heat the indoor air.

<<Indoor configuration>>

The indoor unit 10 has a cabinet assembly 100 having a front opening and a suction port 101 formed at a rear thereof, and is assembled to the cabinet assembly 100, and covers the front surface of the cabinet assembly 100, and the cabinet A door assembly 200 for opening and closing the front of the assembly 100, a fan assembly 400 disposed inside the cabinet assembly 100 and discharging the air from the internal space S into the room, and the fan A heat exchange assembly disposed between the assembly 400 and the cabinet assembly 100 to exchange heat between the sucked indoor air and a refrigerant, and a humidifying assembly 800 disposed in the cabinet assembly 100 and providing moisture to the room. , A filter assembly 600 disposed on the rear surface of the cabinet assembly 100 and filtering air flowing to the inlet 101, and moving in a vertical direction along the filter assembly 600, the filter assembly ( It includes a moving cleaner 700 that separates and collects foreign substances of 600).

The indoor unit 10 includes a suction port 101 disposed at a rear surface of the cabinet assembly 100, a side discharge port 301 disposed at a side of the cabinet assembly 100, and the cabinet assembly 100. It includes a front discharge port 201 disposed in front of the.

The suction port 101 is disposed on the rear surface of the cabinet assembly 100.

The side discharge ports 301 are disposed on the left and right sides of the cabinet assembly 100, respectively.

The front discharge port 201 is disposed on the door assembly 200, and the door assembly 200 further includes a door cover assembly 1200 for automatically opening and closing the front discharge port 201.

The door cover assembly 1200 may be moved downward along the door assembly 200 after opening the front discharge port 201. The door cover assembly 1200 is movable in a vertical direction with respect to the door assembly 200.

After the door cover assembly 1200 is moved downward, a distant fan assembly 400 may pass through the door assembly 200 and move forward.

The fan assembly 400 includes a near fan assembly (not shown) and a far fan assembly 400. The heat exchange assembly is disposed behind the short-range fan assembly and the far-field fan assembly 400.

The heat exchange assembly is disposed inside the cabinet assembly 100 and positioned inside the suction port 101, and the heat exchange assembly covers the suction port 101 and is disposed vertically.

The near fan assembly and the far fan assembly 400 may be stacked in a vertical direction. In this embodiment, a far fan assembly 400 is disposed above the near fan assembly. The distant fan assembly 400 may be positioned on the upper side to allow discharged air to flow to a distant place in the room.

The near-field fan assembly discharges air in a lateral direction with respect to the cabinet assembly 100. The short-range fan assembly may provide an indirect wind to a user. The short-range fan assembly simultaneously discharges air to the left and right sides of the cabinet assembly 100.

The far fan assembly 400 is located above the near fan assembly, and is disposed above the inside of the cabinet assembly 100.

The remote fan assembly 400 discharges air in a forward direction with respect to the cabinet assembly 100. The remote fan assembly provides direct wind to the user. In addition, the far-field fan assembly improves indoor air circulation by discharging air to a distant part of the indoor space.

In this embodiment, the remote fan assembly 400 is exposed to the user only during operation. When the remote fan assembly 400 is operated, the remote fan assembly 400 passes through the door assembly 200 and is exposed to the user. When the remote fan assembly 400 is not operated, the remote fan assembly 400 is concealed inside the cabinet assembly 100.

In particular, the remote fan assembly 400 may control the discharge direction of air. The remote fan assembly 400 may discharge air in an upper, lower, left, right, or diagonal direction with respect to the front of the cabinet assembly 100.

The door assembly 200 is located in front of the cabinet assembly 100 and is assembled with the private cabinet assembly 100.

The door assembly 200 may slide in a horizontal direction with respect to the cabinet assembly 200 and may expose a part of the front surface of the cabinet assembly 200 to the outside.

The door assembly 200 may be moved in either a left or right direction to open the inner space S. In addition, the door assembly 200 may be moved in either a left or right direction to open only a part of the inner space S.

In this embodiment, opening and closing of the door assembly 200 consists of two steps.

The opening of the first stage of the door assembly 200 is only partially opened, and is for supplying water to the humidifying assembly 800, and only an area such that the water tank 810 of the humidifying assembly 800 is exposed is exposed.

The two-stage opening of the door assembly 200 is open to the maximum, and is for installation and repair. To this end, the door assembly 200 may have a door stopper structure that restricts the opening of the two stages.

The filter assembly 600 is disposed on the rear surface of the cabinet assembly 100. The filter assembly 600 may be rotated toward the side of the cabinet assembly 100 while being disposed on the rear surface of the cabinet assembly 100. The user can separate only the filter from the filter assembly 600 moved to the side of the cabinet assembly 100.

In this embodiment, the filter assembly 600 is composed of two parts, each of which can be rotated to the left or right.

The moving cleaner 700 is a device for cleaning the filter assembly 600. The moving cleaner 700 may clean the filter assembly 600 while moving in the vertical direction. The moving cleaner 700 may suck air while moving to separate foreign substances attached to the filter assembly 600, and the separated foreign substances are stored therein.

The moving cleaner 700 is installed in a non-indirect structure when the filter assembly 600 is rotated.

The humidification assembly 800 provides moisture to the inner space S of the cabinet assembly 100, and the provided moisture may be discharged into the room through the fan assembly. The humidification assembly 800 includes a detachable water tank 810.

In this embodiment, the humidification assembly 800 is disposed below the cabinet assembly 100. It is disposed in the heat exchange assembly and the fan assembly 400 on the upper side of the humidification assembly 800.

<<Cabinet assembly structure>>

The cabinet assembly 100 includes a base 130 that is seated on the ground, and a lower cabinet 120 that is disposed above the base 130 and has a front, an upper and a lower side open, and a left side, a right side and a rear side are closed. ), the lower cabinet 120 is disposed on the upper side, the rear surface, the front and the lower surfaces in which the suction port 101 is formed are opened, and the upper cabinet 110 is closed on the left side, the right side and the upper side.

The interior of the upper cabinet 110 is defined as a first interior space S1, and the interior of the lower cabinet 120 is defined as a second interior space S2. The first inner space S1 and the second inner space S2 constitute the inner space S of the cabinet assembly 100.

A short-range fan assembly, a long-range fan assembly 400, and a heat exchange assembly are disposed inside the upper cabinet 110.

A humidifying assembly 800 is disposed inside the lower cabinet 120.

The door assembly 200 is disposed in front of the cabinet assembly 100, and the door assembly 200 may slide with respect to the cabinet assembly 100 in a horizontal direction.

When the door assembly 200 is moved, part of the left or right side of the cabinet assembly 100 may be exposed to the outside.

In this embodiment, the cover 160 is disposed in front of the upper cabinet 110 and the lower cabinet 120, and blocks the air inside the cabinet 100 from directly contacting the door assembly 200.

When cold air directly contacts the door assembly 200, condensation may occur and there is a problem that negatively affects the electric circuit constituting the door assembly 200.

So, the cover 160 is disposed in front of the upper cabinet 110 and the lower cabinet 120, and the air inside the cabinet 100 through the cover 160 is discharged from the front outlet 201 or the side outlets 301, 302 ) Can only be made to flow.

The cover 160 includes an upper cover 162 covering the front surface of the upper cabinet 110, a lower cover 164 covering the front surface of the lower cabinet 120, and the far-field fan assembly 400 It includes a far fan cover (166) covering the front of the.

The far fan cover 166 may be manufactured integrally with the upper cover 162. In this embodiment, the long-distance fan cover 166 and the upper cover 162 are separately manufactured and then assembled.

The far fan cover 166 is positioned in front of the far fan assembly 400 and is positioned above the upper cover 162. Front surfaces of the far fan cover 166 and the upper cover 162 form a continuous plane.

The far fan cover 166 has a fan cover discharge port 161 opened in the front and rear direction. The fan cover discharge port 161 communicates with the front discharge port 201 and is located at the rear of the front discharge port 201. The discharge grill 450 of the remote fan assembly 400 may pass through the fan cover discharge port 161 and the front discharge port 201 and move to the front of the door assembly 200.

The door assembly 200 is disposed in front of the fan cover discharge port 161, and the fan cover discharge port 161 is disposed behind the panel discharge port 1101 to be described later.

The far fan cover 166 is coupled to the upper front side of the upper cabinet 110, and the upper cover 162 is coupled to the lower front side of the upper cabinet 110.

The lower cover 164 is located under the upper cover 162 and may be assembled to the lower cabinet 120 or the humidification assembly 800. After assembly, the front surfaces of the lower cover 164 and the upper cover 162 form a continuous surface.

The lower cover 164 has a water tank opening 167 that is opened in the front-rear direction. The water tank 2100 may be separated or installed through the water tank opening 167.

The lower cover 164 is located in front and below the drain pan 140. Even if the entire front of the lower cabinet 120 is not covered, the air inside the upper cabinet 110 does not leak, so it is not necessary to cover the entire front of the lower cabinet 120.

It is preferable that a part of the front of the lower cabinet 120 is opened for repair, service, and replacement of the humidification assembly 800. In this embodiment, part of the front surface of the lower cabinet 120 has an open surface 169 that is not shielded by the lower cover 164.

When the first stage of the door assembly 200 is opened, only the lower cover 164 in which the water container opening 167 is formed is exposed to the user, and when the second stage is opened, the open surface 169 is also exposed to the user.

The door assembly 200 is slid to the left and right by the operation of the door slide module 1300. A state in which the entire water tank opening 167 is exposed by the sliding movement of the door assembly 200 is defined as one-stage open, and a state in which the open surface 169 is exposed is defined as a two-stage open.

When the first stage is opened, the exposed front surface of the cabinet assembly 100 is defined as a first open surface OP1, and when the second stage is opened, the exposed front surface of the cabinet assembly is defined as a second open surface OP2.

<<<Composition of door assembly>>>

The door assembly 200 includes a front panel 210 having a front discharge port 201 formed thereon, and a panel discharge port 1101 coupled to the rear surface of the front panel 210 and communicating with the front discharge port 201. A panel module 1100, a door cover assembly 1200 disposed in the panel module 1100 and opening and closing the panel discharge port 1101 and the front discharge port 201, and disposed in the panel module 1100, the A door slide module 1300 for moving the panel module 1100 in the left and right directions with respect to the cabinet assembly 100, a camera module 1900 disposed above the panel module 1100 and photographing an indoor image , A cable in which an upper end is assembled to be able to rotate relative to the door cover assembly 1200, a lower end is assembled to be able to rotate relative to the panel module assembly 1100, and a cable connected to the door cover assembly 1200 is accommodated. Includes a guide 1800.

The front discharge port 201 is disposed on the front panel 210 and is opened in the front-rear direction. The panel discharge port 1101 is disposed in the panel module 1100 and is opened in a front-rear direction.

The area and shape of the front discharge port 201 and the panel discharge port 1101 are the same. The front discharge port 201 is located in front of the panel discharge port 1101.

In addition, the door assembly 200 further includes a display module 1500 installed on the panel module 1100 and visually providing information on the indoor unit to the front panel 210.

The display module 1500 may be disposed on a rear surface of the front panel 1100 and may transmit visual information to a user through the front panel 1100.

Unlike this, the display module 1500 may be partially exposed through the front panel 1100, and visual information may be provided to the user through the exposed display.

In this embodiment, information on the display module 1500 is transmitted to the user through the display opening 202 formed in the front panel 210.

<<Front panel structure>>

The front panel 210 is disposed on the front of the indoor unit. The front panel 210 includes a front panel body 212, a front discharge port 201 opened in the front-rear direction of the front panel body 212, and a display opening opened in the front-rear direction of the front panel body 212 ( 202, a first front panel side 214 disposed on the left side of the front panel body 212 and covering the left side of the panel module 1100, and disposed on the right side of the front panel body 212 And a second front panel side 216 disposed on the right side of the front panel body 212 and covering the right side of the panel module 1100.

The front panel 210 has a very long vertical transition compared to the left and right widths. In this embodiment, the upper and lower lengths of the front panel 210 are three times or more than the left and right widths. In addition, the front panel 210 is formed to have a very thin front and rear thickness compared to the left and right widths. In the present embodiment, the front and rear thicknesses of the front panel 210 are 1/4 or less compared to the left and right widths.

In this embodiment, the display opening 202 is located under the front discharge port 201. Unlike the present embodiment, the display opening 202 may be positioned above the front discharge port 201.

The front discharge port 201 and the display opening 202 are arranged in the vertical direction. A virtual central axis C connecting the center of the front discharge port 201 and the center of the display opening 202 is vertically disposed. The front panel 210 is symmetrical left and right with respect to the central axis C.

The camera 1950 of the camera module 1900 is disposed on the central axis C.

The front discharge port 201 is formed in a circular shape. The shape of the front discharge port 201 corresponds to the front shape of the discharge grill 450. The discharge grill 450 hidden inside the cabinet assembly 100 is exposed to the outside through the front discharge port 201.

In this embodiment, the front discharge port 201 is not merely selectively opened to expose the discharge grill 450, but the discharge grill 450 passes through the front discharge port 201 and the front panel 210 It protrudes more forward.

When the discharge grill 450 protrudes in front of the front panel 210, interference between the air passing through the discharge grill 450 and the front panel 210 may be minimized, and the discharge air may flow further.

The first front panel side 214 protrudes from the left edge of the front panel body 212 to the rear and covers the left side of the panel module 1100 fixed to the rear surface of the front panel body 212.

The second front panel side 216 protrudes rearward from the right edge of the front panel body 212 and covers the right side of the panel module 1100 fixed to the rear surface of the front panel body 212.

The first front panel side 214 and the second front panel side 216 block the side surfaces of the panel module 1100 from being exposed to the outside.

In addition, a first front panel end 215 protruding from a rear end of the first front panel side 214 toward the second front panel side 216 is further disposed. A second front panel end 217 protruding from a rear end of the second front panel side 216 toward the first front panel side 214 is further disposed.

The first front panel end 215 and the second front panel end 217 are located on the rear surface of the panel module 1100. That is, the panel module 1100 is positioned between the front panel body 212 and the front panel ends 215 and 217.

In the present embodiment, the distance between the front panel body 212 and the front panel ends 215 and 217 is defined as the inner distance I of the front panel. The inner spacing I is shorter than the front and rear thicknesses of the front panel 210.

In addition, the first front panel end 215 and the second front panel end 217 are disposed to face each other and are spaced apart from each other. In the present embodiment, the distance between the first front panel end 215 and the second front panel end 217 is defined as the opening distance O of the front panel. The opening gap O of the front panel 210 is shorter than the left and right widths W1 of the front panel 210.

In this embodiment, the front panel body 212 and the front panel ends 215 and 217 are arranged in parallel. The front panel body 212 and the front panel sides 214 and 216 cross, and are orthogonal in this embodiment. The front panel sides 214 and 216 are disposed in the front-rear direction.

In this embodiment, the front panel body 212, the front panel sides 214 and 216, and the front panel ends 215 and 217 constituting the front panel 210 are integrally manufactured.

In this embodiment, the entire front panel 210 is formed of a metal material. In particular, the entire front panel 210 is made of aluminum.

Therefore, the front panel sides 214 and 216 are bent to the rear side at the front panel body 212, and the front panel ends 215 and 217 are bent to the opposite side at the front panel sides 214 and 216.

A first bending groove (not shown) is formed in a bent portion between the front panel body 212 and the first front panel side 214 in order to easily bend the front panel 210 entirely formed of a metal material. , A second bending groove 213a may be formed in a bent portion between the front panel body 212 and the second front panel side 216.

In addition, a third bending groove (not shown) is formed in a bent portion between the first front panel side 214 and the first front panel end 215, and the second front panel side 216 and the second front panel end ( A fourth bending groove 213b may be formed in the bent portion between 217.

Each of the bending grooves may be formed to extend long in the vertical direction of the front panel 210. It is preferable that each of the bending grooves is located inside the bent portion. When the first and second bending grooves 213a are not formed, it is difficult to form a right angle between the front panel body 212 and the front panel side. In addition, when the first and second bending grooves 213a are not formed, the front panel body 212 and the bent portion of the front panel side are not formed flat, and may protrude or change in any direction during the bending process. have. The third and fourth bending grooves 213b also perform the same function as the first and second bending grooves 213a.

A panel upper opening 203 and a panel lower opening 204 are formed on the upper side of the front panel 210 manufactured as described above. In this embodiment, since the front panel 210 is manufactured by bending one metal plate, the panel upper opening 203 and the panel lower opening 204 are formed in the same area and shape.

The thickness of the panel module 1100 is equal to or smaller than the distance between the front panel body 212 and the front panel ends 215 and 217. The panel module 1100 may be inserted through the panel upper opening 203 or the panel lower opening 204. The panel module 1100 may be fixed by a fastening member (not shown) passing through the front panel ends 215 and 217.

The camera module 1900 is inserted into the panel upper opening 203 and is positioned above the panel module 1100. The camera module 1900 may close the panel upper opening 203.

The camera module 1900 is located above the front discharge port 201 and is disposed on the rear surface of the front panel 210. The camera module 1900 is concealed by the front panel 210. The camera module 1900 is exposed upwards of the front panel 210 only during operation, and is hidden on the rear surface of the front panel 210 when not operated.

The front panel ends 215 and 217 surround the side and rear surfaces of the camera module 1900, and a fastening member (not shown) penetrates the front panel ends 215 and 217 and is fastened to the camera module 1900. do.

In this embodiment, the left and right widths of the panel upper opening 203 and the left and right widths of the camera module 1900 are formed equal. Further, in this embodiment, the left and right widths of the panel upper opening 203 and the left and right widths of the panel module 1100 are formed to be the same.

In this embodiment, the thickness of the front and rear of the panel upper opening 203 and the thickness of the front and rear of the camera module 1900 are the same. In addition, in this embodiment, the thickness of the front and rear of the panel upper opening 203 and the thickness of the front and rear of the panel module 1100 are the same.

Therefore, the camera module 1900 and the panel module 1100 are located between the front panel body 212 and the front panel ends 215 and 217, and the front panel body 212 and the front panel ends 215 and 217 ) Can be supported.

<<Panel module structure>>

The panel module 1100 includes an upper panel module 1110 and a lower panel module 1120. Unlike the present embodiment, the upper panel module 1110 and the lower panel module 1120 may be manufactured as one. In this embodiment, since the upper and lower lengths are formed much longer than the left and right widths W1 of the front panel 210, when the panel module 1100 is manufactured as one part, the panel upper opening 203 of the front panel 210 Alternatively, there is a limitation in inserting through the panel lower opening 204.

In this embodiment, the panel 1100 is made of two upper panel modules 1110 and 1120, and the upper panel module 1110 is inserted into the front panel 210 through the panel upper opening 203 Then, the lower panel module 1120 is inserted into the front panel 210 through the panel lower opening 204.

When manufactured with two parts, there is an advantage in that it is easy to repair and replace the upper panel module 1110 or the lower panel module 1120. The integrated upper panel module 1110 and lower panel module 1120 suppress distortion of the front panel 210 and provide rigidity against external force.

For example, when the door cover assembly 1200 needs to be replaced, only the upper panel module 1110 needs to be removed, and when the door slide module 1300 needs to be replaced, only the lower panel module 1120 needs to be replaced.

The upper panel module 1110 and the lower panel module 1120 are inserted into the inner gap I of the front panel 210, support the front panel 210, and prevent deformation and bending of the front panel 210. prevent.

In this embodiment, the upper panel module 1110 and the lower panel module 1120 are made of an extruded product. The upper panel module 1110 and the lower panel module 1120 made of an extruded product are in contact with the front panel body 212, the front panel sides 214 and 216, and the front panel ends 215 and 217. .

Since the upper panel module 1110 and the lower panel module 1120 support the front panel body 212, the front panel sides 214 and 216, and the front panel ends 215 and 217, a metal material It is possible to suppress the bending deformation of the front panel 210 formed of.

In this embodiment, the upper panel module 1110 and the lower panel module 1120 support the entire surface of the first front panel side 214 and the second front panel side 216 to which external impacts are frequently applied.

In addition, in order to reduce the total load of the door assembly 200, the upper panel module 1110 and the lower panel module 1120 support only a partial area of the front panel body 212, not the entire surface. That is, the upper panel module 1110 and the lower panel module 1120 form a plurality of curves in the front-rear direction, and support a partial area on the rear surface of the front panel body 212.

<Configuration of upper panel module>

The upper panel module 1110 is formed to pass through the upper panel body 1130 disposed on the rear surface of the front panel 210 and the upper panel body 1130 in the front and rear direction, and is formed at the rear of the front discharge port 201. It is positioned and includes a panel discharge port 1101 communicating with the front discharge port 201.

The panel discharge port 1101 corresponds to the front discharge port 201. In this embodiment, both the panel discharge port 1101 and the front discharge port 201 are formed in a circular shape. In order to prevent discharge air from leaking, a gasket 205 may be disposed between the panel discharge port 1101 and the front discharge port 201.

The gasket 205 is disposed along the inner side of the front discharge port 201, and the upper panel module 1110 is in close contact with the gasket 205. The panel discharge port 1101 is located on the rear surface of the gasket 205.

The panel discharge port 1101 is equal to or larger than the area of the front discharge port 201. In this embodiment, in consideration of the installation structure of the gasket 205, the panel discharge port 1101 is formed to be a little larger than the diameter of the front discharge port 201. The gasket 205 is in close contact with the inner side of the front discharge port 201 and the inner side of the panel discharge port 1101, and seals between the upper panel module 1110 and the front panel 210.

The discharging grill 450 of the remote fan assembly 400 passes through the panel discharge port 1101 and the front discharge port 201 in order, and protrudes forward from the front surface of the front panel 210.

When the discharge grill 450 protrudes to the outside, the front end of the fan housing 430 of the remote fan assembly 400 may be in close contact with the gasket 205. When the front end of the fan housing 430 is in close contact with the gasket 205, the air flowing inside the fan housing 430 may be prevented from leaking to the door assembly 200.

When the air discharged from the remote fan assembly 400 leaks into the door assembly 200, dew may form inside the door assembly 200.

In particular, since the front panel 210 is formed of a metal material, the discharge air leaking into the door assembly 200 during cooling cools the vicinity of the front discharge port 201, and a large amount of May cause condensation.

Meanwhile, in the present embodiment, the door cover assembly 1200 and the display module 1500 are installed on the upper panel module 1110.

Both the door cover assembly 1200 and the display module 1500 are positioned within the thickness of the front panel 210 while being assembled to the upper panel module 1110.

To this end, in the upper panel module 1110, a display installation unit 1113 is disposed, and a display module 1500 is installed on the display installation unit 1113. It is minimized that the display module 1500 protrudes forward from the upper panel body 1130 through the display installation part 1113.

The display installation part 1113 may be disposed to penetrate the upper panel module 1110 in a front-rear direction.

When the display module 1500 is assembled to the upper panel module 1110, a part of the display module 1500 is exposed to the outside through the display opening 202 of the front panel 210. When the display module 1500 is exposed to the outside through the display opening 202, the display 1510 of the display module 1500 forms a surface continuous with the front surface of the front panel 210.

That is, the front surface of the display 1510 of the display module 1500 does not protrude forward than the front panel 210, and forms a continuous plane with the front panel 210.

The display module 1500 transmits and receives power and electrical signals through a cable passing through the upper panel module 1110.

The door cover assembly 1200 is disposed on the rear surface of the upper panel module 1110 and can be moved vertically along the rear surface of the upper panel module 1110.

When the door cover assembly 1200 is moved downward after opening the front discharge port 201, the door cover assembly 1200 may be positioned at the same height as the display module 1500.

The door cover assembly 1200 is not coupled to the panel module 1100. The door cover assembly 1200 is movable in a vertical direction with respect to the panel module 1100.

In this embodiment, the upper panel module 1110 and the lower panel module 1120 are stacked in the vertical direction. In particular, since the upper panel module 1110 and the lower panel module 1120 are mutually assembled inside the front panel 210, shaking or operating noise is minimized when the door assembly 200 slides.

To this end, the upper panel module 1110 and the lower panel module 1120 may be assembled in a force-fitting form. One of the upper panel module 1110 and the lower panel module 1120 has a panel protruding portion protruding toward the opposite side, and the other is formed with a panel fitting portion accommodating the protruding fitting portion.

In this embodiment, a panel protrusion 1113 is formed on the upper panel module 1110. The panel protrusion 1113 protrudes downward from the lower side of the upper panel body 1130.

A panel fitting part 1123 is formed in the lower panel module 1120 to accommodate the panel protruding part 1113 and to be assembled with the panel protruding part 1113 in a force fit.

The panel fitting part 1123 is formed on the upper side of the lower panel module 1120.

<Configuration of lower panel module>

The lower panel module 1120 is installed on the rear surface of the front panel 210. The lower panel module 1120 is installed within the inner gap I of the front panel 210. The lower panel module 1120 is located under the upper panel module 1110, supports the upper panel module 1110, and is assembled with the upper panel module 1110.

The lower panel module 1120 is installed in the front panel 210 to prevent deformation of the front panel 210. The lower panel module 1120 is coupled to the upper panel module 1110 in a force-fitting manner, and supports the upper panel module 1110 from the lower side.

The lower panel module 1120 includes a lower panel body 1122 assembled to the front panel 210. A panel fitting portion 1123 is formed on the upper panel body 1122 on the upper panel module 1110 to be fitted with a panel protruding portion 1113. The panel fitting portion 1123 is formed to be concave downward.

A driving part of the door slide module 1300 is installed in the lower panel module 1120.

The lower panel module 1120 is fixed to the front panel 210 by fastening members (not shown) passing through the first front panel end 215 and the second front end 217 respectively.

In order to fix the upper panel module 1110 and the lower panel module 1120, the fastening members are all located on the rear surfaces of the first front panel end 215 and the second front end 217, so that the door assembly ( The fastening structure of 200) is not exposed to the outside and is hidden.

In particular, a fastening member or a fastening hole is not exposed on the outer surface of the front panel 210 made of a metal material, but is hidden.

<<Composition of door cover assembly>>

The door cover assembly 1200 is a configuration for opening and closing the front discharge port 201 disposed in the door assembly 200.

The door cover assembly 1200 opens the front discharge port 201 to expand the movement path of the remote fan assembly 400. The far fan assembly 400 may protrude outside the door assembly 200 through the open front discharge port 201.

The door cover assembly 1200 is located on the moving path of the far fan assembly 400 and is moved out of the moving path of the far fan assembly 400 when the front discharge port 201 is opened.

<Composition of cable guide>

Since the door housing moving module 1700 is moved in the vertical direction, the cable connected to the door housing moving module 1700 is also inevitably moved in the vertical direction.

Since the thickness in the front and rear direction of the door assembly 200 is very small compared to the width W1, when the door housing moving module 1700 is moved up and down, twisting of the cable may occur.

In addition, a cable is inserted between the door housing moving module 1700 and the panel module 1100 that are moved up and down, so that the operation of the door housing moving module 1700 may be restricted. A cable guide 1800 may be disposed to minimize such a problem.

The upper end of the cable guide 1800 is assembled to the door cover assembly 1200 and the lower end of the cable guide 1800 is assembled to the panel module 1100.

The cable guide 1800 includes a first cable guide 1810 assembled to be able to rotate relative to the door cover assembly 1200, and a second cable guide 1820 assembled to be able to rotate relative to the panel module 1100 And, the first cable guide 1810 and the second cable guide 1820, respectively, and a connection cable guide 1830 assembled to be able to rotate relative to each other.

<<Composition of Door Slide Module>>

The door slide module 1300 is for moving the door assembly 200 in the left-right direction of the cabinet assembly 100. The door slide module 1300 may reciprocate the door assembly 200 in the left and right directions.

The door slide module 1300 is preferably disposed around the center of gravity of the door assembly 200. Therefore, the door slide module 1300 is disposed about halfway to the height of the door assembly 200.

The door slide module 1300 is installed in either the door assembly 200 or the cabinet assembly 100 and implements slide movement through mutual interference with the other.

The door slide module 1300 is disposed on the door assembly 200 and is disposed on a rack 1310 extending in the left and right direction and a structure on the side of the cabinet assembly 100 (a fixed plate in this embodiment) , A gear assembly 1330 that meshes with the rack 1310 and moves the rack 1310 when rotating, and is disposed on a structure on the side of the cabinet assembly 100 (a fixed plate in this embodiment), and the gear assembly A gear driving motor 1320 providing a driving force to 1330 and a gear housing 1380 disposed on a structure on the side of the cabinet assembly 100 and in which the gear assembly 1330 and the gear driving motor 1320 are installed. Include.

The structure on the side of the cabinet assembly 100 may be any structure fixed to the cabinet assembly 100. In this embodiment, the fixing plate 190 is disposed in front of the cabinet assembly 100. The fixing plate 190 is formed in a vertical direction longer than the width W2. The left and right widths W2 of the fixed plate 190 are less than 1/2 of the left and right widths W1 of the door assembly 200. The fixing plate 190 is disposed on the side of the moving direction of the door assembly 200.

The rack 1310 is disposed in the left and right direction. In this embodiment, the rack 1310 is disposed horizontally. The rack 1310 is preferably disposed in the middle with respect to the vertical direction of the door assembly 200.

Since the driving force provided by the door slide module 1300 is transmitted to the rack 1310, a moment due to a load may increase as the center of gravity of the door assembly 200 and the rack 1310 are further away.

In particular, when the driving force provided by the door slide module 1300 is around the center of gravity of the door assembly 200, the upper and lower sides of the door assembly 200 may be uniformly moved. For example, when the door slide module 1300 is disposed on the lower side to provide driving force, the movement of the door assembly 200 on the upper side may be delayed than the movement on the lower side.

Since the door slide module 1300 is disposed in the middle of the door assembly 200 in the vertical direction, it is possible to uniformly form the moving distance of the upper and lower sides of the door assembly.

Particularly, when the moment (with respect to the center of gravity of the door assembly) driven by the door slide module 1300 is greater than the moment caused by the load of the door assembly 200, the door assembly 200 is prevented from sliding. Can occur. In the present embodiment, the moment caused by the driving of the door slide module 1300 is formed smaller than the moment caused by the load of the door assembly, thereby eliminating the jumble of the door slide module 1300.

In this embodiment, the door slide module 1300 is disposed below the middle rail 1420 to be described later, and the rack 1310 is disposed in front of the middle rail 1420.

The rack 1310, the rack, is disposed on the rack body 1312 and the rack body 1312 formed to extend in the left and right direction, and is formed in the vertical direction from the rack body 1312, the rack body ( It includes a plurality of rack-mounted portions 1311 arranged along the length direction of 1312).

The rack-shaped portion 1311 may be formed to face an upper side or a lower side. In this embodiment, the rack tooth-shaped part 1311 protrudes downward from the rack body 1312.

The rack-type part 1311 may be separately manufactured and assembled to the rack body 1312. In this embodiment, the rack-type portion 1311 and the rack body 1312 are integrally manufactured.

The rack tooth-shaped portion 1311 has teeth arranged in the front-rear direction. A plurality of rack tooth-shaped portions 1311 are arranged in the left and right directions. The gear assembly is mutually meshed with the rack-type part 1311, and when the gear assembly is operated, the rack 1310 including the rack-type part 1311 is moved in the left-right direction.

The gear assembly 1300 is fixed to the fixing plate 190. In this embodiment, the gear housing 1380 is assembled to the fixed plate 190 while being installed on the gear housing 1380.

The gear assembly 1330 is disposed on the gear housing 1380, a first toothed portion 1341 is formed on an outer circumferential surface, and the first toothed portion 1341 is engaged with the rack 1310 through the first toothed portion 1341 1 gear (1340), and disposed on the gear housing (1380), including a 2-1 toothed portion 1351 and a second-2 toothed portion 1352 formed with different radius of curvature, and the second 1 The second gear 1350 meshed with the first tooth 1341 of the first gear 1340 through the tooth 1351, and a second gear 1350 disposed on the gear housing 1380 and formed with different teeth. Including a 3-1 tooth part 1361 and a 3-2 tooth part 1362, and the 2-2 tooth part 1352 of the second gear 1350 through the 3-1 tooth part 1361 ) And a third gear (1360) engaged with, a worm gear disposed on the gear housing (1380), engaged with the 3-2 toothed portion (1362), and connected to the gear drive motor (1320) to rotate ( 1370).

The gear assembly may include a worm gear 1370 coupled to the gear driving motor and rotated, and operation noise may be minimized through the operation of the worm gear 1370. Since the worm gear 1370 maintains a state engaged with the third gear 1360, even if an external force is applied to the door assembly 200, there is an effect of preventing the door assembly 200 from being unintentionally moved. . When a pinion gear is used instead of the worm gear 1370, when an external force is applied in the transverse direction of the door assembly 200, the door assembly 200 is easily moved by the external force.

Each tooth shape of the first gear 1340, the second gear 1350, and the third gear 1360 is formed in a pinion gear type.

The first gear 1340, the second gear 1350, and the third gear 1360 are disposed perpendicular to the front and rear directions. That is, the first gear 1340, the second gear 1350, and the third gear 1360 are disposed parallel to the front body 212 of the front panel 210.

Each rotation shaft of the first gear 1340, the second gear 1350, and the third gear 1360 is disposed in the front-rear direction.

In this embodiment, the motor shaft 1321 of the gear drive motor 1320 passes through the worm gear 1370. The rotation shaft of the worm gear 1370 is disposed on the same line as the motor shaft 1321.

In this embodiment, the motor shaft 1321 is disposed diagonally when viewed from the front or rear. The motor shaft 1321 forms an angle θ with respect to the horizontal direction.

The direction of the motor shaft 1321 and the arrangement direction of the rack 1310 intersect, and in this embodiment, the direction of the motor shaft 1321 and the arrangement direction of the rack 1310 are formed to exceed 0 degrees and less than 90 degrees. .

The first gear 1340 is installed on the gear housing 1380, and a part of the first gear 1340 protrudes out of the gear housing 1380. The portion protruding out of the gear housing 1380 and the rack 1310 are engaged.

The first gear 1340 is engaged with the rack 1310 and the second gear 1350, respectively.

The second gear 1350 is engaged with the first gear 1340 and the third gear 1360, respectively.

The third gear 1360 is engaged with the second gear 1350 and the worm gear 1370, respectively.

The first gear 1340 is a pinion gear having a rotation shaft formed in the front-rear direction.

When viewed from the front or rear, the first tooth portion 1341 is arranged in a circular shape.

A position where the first tooth portion 1341 and the rack tooth portion 1311 are engaged and a position where the first tooth portion 1341 and the 2-1 tooth portion 1351 are engaged are different from each other. The first toothed portion 1341, the racked portion 1311 of the rack 1310, and the 2-1 toothed portion 1351 are all formed in the same size and shape of teeth.

The first toothed portion 1341, the racked portion 1311 of the rack 1310, and the 2-1 toothed portion 1351 are all formed in the same pinion gear tooth shape.

The second gear 1350 and the third gear 1360 have a rotation shaft in the front-rear direction and are formed in a pinion gear type.

In the second gear 1350 and the third gear 1360, instead of having one tooth shape disposed like the first gear 1340, two different teeth are disposed.

Specifically, in the second gear 1350, a 2-1 tooth 1351 and a 2-2 tooth 1352 are disposed, and a 2-1 tooth 1351 and a 2-2 tooth ( 1352 is arranged in the direction of the rotation axis of the second gear 1350 (in this embodiment, the front-rear direction).

That is, the 2-1 teeth 1351 and 2-2 teeth 1352 are arranged in the front and rear directions.

The 2-1 teeth 1351 and 2-2 teeth 1352 are both formed as pinion gear type teeth, but the 2-1 teeth 1351 and 2-2 teeth 1352 are It is formed with different teeth.

When viewed from the front, the 2-1 teeth 1351 and the 2-2 teeth 1352 are arranged in a circular shape having different diameters, respectively.

One of the 2-1 teeth 1351 and 2-2 teeth 1352 may be disposed on the front side, and the other may be disposed on the rear side. In this embodiment, the 2-1 toothed portion 1351 is located in front of the 2-2 toothed portion 1352.

The 2-1 toothed portion 1351 is positioned on the same plane as the first toothed portion 1341 and the 3-2th toothed portion 1362.

And, since the second gear 1350 maintains a state of being engaged with the first gear 1340 and the third gear 1360 at the same time, the same tooth shape as the second gear 1350 is the first gear 1340 And the third gear 1360. Due to such a structure, the 2-2 teeth 1352, the first teeth 1341 and the 3-1 teeth 1361 have the same standard.

In this embodiment, the second gear 1350 has a larger diameter of the 2-2 toothed portion 1352 than the diameter of the 2-1 toothed portion 1351. The 2-1 teeth 1351 and 2-2 teeth 1352 have different diameters to provide a meshing structure that is simultaneously engaged with the first gear 1340 and the third gear 1360.

When the first gear 1340 and the second gear 1350 are engaged with each other, the first gear 1340 is located in front of the 2-2 teeth 1352. This is because the 2-1 toothed portion 1351 is located in front of the 2-2 toothed portion 1352.

Unlike the present embodiment, the 2-1 teeth 1351 and 2-2 teeth 1352 may be arranged in the front and rear directions in the opposite direction.

In the second gear 1350, the 2-1 teeth 1351 and 2-2 teeth 1352 are formed in different teeth. The 2-1 teeth 1351 and 2-2 teeth 1352 are both pinion gear-shaped teeth.

The third gear 1360 includes a 3-1 toothed portion 1361 and a 3-2 toothed portion 1362. Any one of the 3-1 teeth 1361 and 3-2 teeth 1362 meshes with the worm gear 1370.

In the present embodiment, the 3-1 tooth portion 1361 and the 3-2 tooth portion 1362 have different diameters. For example, the diameter of the 3-2 toothed portion 1362 meshed with the worm gear 1370 may be formed to be larger than the 3-1 toothed portion 1361.

Since the 3-2 toothed portion 1362 meshes with the worm geared portion 1371, interference may occur when the diameter is smaller than that of the 3-1th toothed portion 1361.

The rotation shaft of the third gear 1360 is disposed in the front-rear direction.

The 3-1 teeth 1361 and the 3-2 teeth 1362 are arranged in the front-rear direction. The 3-1 tooth portion 1361 is located rearward than the 3-2 tooth portion 1362.

The 3-1 tooth part 1361 is located on the same plane as the 2-2 tooth part 1352, and the 3-2 tooth part 1362 is on the same plane as the 2-1 tooth part 1351 Is located in

In this embodiment, the 3-2 toothed portion 1362 is engaged with the worm gear 1370, and the tooth shape of the 3-2th toothed portion 1362 is formed in a pinion gear type.

Since the 3-1 toothed portion 1361 is meshed with the 2-2 toothed portion 1352, it is formed as a pinion gear tooth shape.

The worm gear 1370 has an overall shape of a cylindrical shape, and a rotation axis is disposed to be inclined with respect to the left and right directions. The worm gear 1370 has a worm gear shape 1371 formed on an outer circumferential surface thereof, and has a spiral shape.

The rotation shaft of the worm gear 1370 is disposed in an oblique direction, and is located under the third gear 1360.

The worm gear 1370 is directly connected to the motor shaft 1321 of the gear driving motor 1320. The motor shaft 1321 of the gear drive motor 1320 passes through the rotation center of the worm gear 1370.

In this embodiment, the gear drive motor 1320 is a step motor.

A first gear 1340, a second gear 1350, a third gear 1360, a worm gear 1370, and a gear drive motor 1320 are assembled to the gear housing 1380.

The gear housing 1380 provides a rotation shaft of the first gear 1340, the second gear 1350, and the third gear 1360. A first gear 1340, a second gear 1350, and a third gear 1360 are assembled to each boss 1342 formed in the gear housing 1380.

In this embodiment, the gear housing 1380 includes a first gear housing 1381 and a second gear housing 1382.

A first gear 1340, a second gear 1350, a third gear 1360, a worm gear 1370, and a gear drive motor 1320 are between the first gear housing 1381 and the second gear housing 1382 Installed.

Each boss 1342 providing a rotation axis of the first gear 1340, the second gear 1350, and the third gear 1360 in any one of the first gear housing 1381 and the second gear housing 1382 Protrudes. The boss 1342 protrudes forward from the first gear housing 1381.

In this embodiment, the first gear housing 1381 is located behind the second gear housing 1382. The first gear housing 1381 is assembled on the front surface of the fixing plate 190.

Among the gears of the gear assembly 1330, only the first gear 1340 protrudes outside the gear housing 1380. The first gear 1340 penetrates the upper surface of the gear housing 1380, and a part of the first gear 1340 protrudes outward. A portion of the upper surface of the gear housing 1380 is opened so that the first gear 1340 protrudes outward.

The first toothed portion 1341 of the first gear 1340 protruding out of the gear housing 1380 is engaged with the rack toothed portion 1311 of the rack 1310.

Since the gear housing 1380 is assembled to the cabinet assembly 100 side structure, when the gear drive motor 1320 is operated, the first gear 1340 is rotated in place, and the first gear 1340 and The meshed rack 1310 is moved in the horizontal direction.

In this embodiment, the door slide module 1300 is located at an intermediate height of the door assembly 200. This is related to the center of gravity of the door assembly 200.

In this embodiment, since only one gear drive motor 1320 for moving the door assembly 200 is disposed, it is preferable to be disposed at a position close to the center of gravity of the door assembly 200.

In contrast, when the door slide module 1300 is disposed on the upper or lower side of the door assembly 200, only the portion where the rack is disposed may be moved and the opposite side may not be moved. This is a problem that occurs because the height of the door assembly 200 of the present invention is very long compared to the width W1.

When the rack is disposed under the door assembly 200 including the front panel 210 made of metal, only the lower side is moved by the driving force of the gear drive motor, and the upper side is not moved by the self weight of the door assembly 200. Or may be moved late.

If a delay occurs when the door assembly 200 is moved in this way, operation noise may be generated when the door assembly 200 is moved, and a phenomenon in which the door assembly 200 temporarily stops and then moves may occur.

In the present invention, since the rack 1310 is disposed in the middle with respect to the upper and lower heights of the door assembly 200, even if only one gear drive motor 1320 is operated, the entirety including the upper and lower sides of the door assembly 200 is uniform. Can be moved.

<<Side Moving Assembly>>

In addition, in the indoor unit according to the present embodiment, a side moving assembly 1400 for guiding the left and right sliding of the door assembly 200 and supporting the load of the door assembly 200 may be further disposed.

The side moving assembly 1400 is disposed on the door assembly 200 and the cabinet assembly 100 and guides the left and right movement of the door assembly 200.

When the door slide module 1300 is operated, the side moving assembly 1400 guides the sliding movement of the door assembly 200. Although the sliding movement of the door assembly 200 may be implemented only by the operation of the rack 1310 and the gear assembly 1330 of the door slide module 1300, there is a limitation in implementing the natural slide movement.

In this embodiment, the side moving assembly 1400 is disposed on the upper side, the middle, and the lower side of the door assembly 200, respectively.

The side moving assembly 1400 includes a top rail 1410 disposed above the door assembly 200, a middle rail 1420 disposed in the middle of the door assembly 200, and the door assembly 200 A bottom rail 1430 disposed below the door and a top supporter 1440 assembled on the door assembly 200, disposed above the door assembly 200, and spanning the upper side of the cabinet assembly 100 And, a bottom supporter 1450 that is assembled to the cabinet assembly 100, is disposed under the cabinet assembly 100, and spans the lower end of the door assembly 200.

The top rail 1410, the middle rail 1420, and the bottom rail 1430 are all disposed in the left and right directions. The top rail 1410, the middle rail 1420, and the bottom rail 1430 are disposed between the door assembly 200 and the cabinet assembly 100.

The top rail 1410 includes a first rail 1412 extending in a left and right direction, and a second rail 1414 extending in a left and right direction and having a length shorter than that of the first rail 1412, It is disposed between the first rail 1412 and the second rail 1414, is assembled to be relatively movable with each of the first rail 1412 and the second rail 1414, and the second rail 1414 It includes a bearing housing 1416 for reducing friction with each of the first rail 1412 and the second rail 1414 through rolling friction of the bearing 1415 during movement.

The bearing housing 1416 may be assembled to the first rail 1412 and may be moved along the length direction of the first rail 1412. The second rail 1414 may be assembled to the bearing housing 1416 and may be moved along the longitudinal direction of the bearing housing 1416.

That is, the second rail 1414 is assembled to be movable relative to the bearing housing 1416, and the bearing housing 1416 is assembled to be movable relative to the first rail 1412.

The bearing housing 1416 is shorter than the first rail 1412 and longer than the second rail 1414. The bearing housing 1416 and the second rail 1414 may slide and move only within the length of the first rail 1412.

In this embodiment, the first rail 1412 is fastened and fixed to the door assembly 200, and the second rail 1414 is fastened and fixed to the structure on the cabinet assembly 100 side.

Since the long first rail 1412 is fixed to the rear surface of the door assembly 200, it is possible to prevent exposure to the outside when the door assembly 200 is moved left and right.

The second rail 1414, which has a short length, is installed on the structure on the cabinet assembly 100 side, but is not exposed to the outside because it does not move beyond the length of the second rail 1414.

The second rail 1414 is disposed on the side in the direction to be moved. When the door assembly 200 slides to the left as in the present embodiment, the second rail 1414 is disposed on the left side with respect to the cabinet assembly 100.

In this embodiment, the second rail 1414 is disposed on the left side based on the center line Y. It is preferable that the second rail 1414 is arranged inclined to one side with respect to the center line Y.

The center line Y is an imaginary line positioned at the center with respect to the left and right width W1 of the door assembly 200 and extending in the vertical direction.

Since the second rail 1414 supporting the load of the door assembly 200 is arranged to be skewed toward one side with respect to the center line Y, the movement of the door assembly 200 is prevented when the door assembly 200 is moved. Eccentricity caused by can be minimized.

It is preferable that the moving distance of the door assembly 200 is less than 1/2 of the left and right width W1 of the door assembly 200. In this embodiment, the door assembly 200 is moved to less than 1/3 of the left and right widths.

The configurations of the middle rail 1420 and the bottom rail 1430 are the same as those of the top rail 1410.

The middle rail 1420 includes a first rail 1422 extending in a left and right direction, and a second rail 1424 extending in a left and right direction and having a length shorter than that of the first rail 1422, It is disposed between the first rail 1422 and the second rail 1424, is assembled to be relatively movable with each of the first rail 1422 and the second rail 1424, and the second rail 1424 A bearing housing 1426 for reducing friction with each of the first rail 1422 and the second rail 1424 through rolling friction of the bearing during movement is included.

The bottom rail 1430 includes a first rail 1432 extending in a left and right direction, a second rail 1434 extending in a left and right direction and having a length shorter than that of the first rail 1432, It is disposed between the first rail 1432 and the second rail 1434, and is assembled to be relatively movable with each of the first rail 1432 and the second rail 1434, and the second rail 1434 It includes a bearing housing 1436 for reducing friction with each of the first rail 1432 and the second rail 1434 through rolling friction of the bearing during movement.

In this embodiment, the first rail 1412 of the top rail 1410 is fixed to the upper rear surface of the upper panel module 1110 of the door assembly 200, and the second rail 1414 is a far-field fan cover 166 ) Is fixed.

In this embodiment, the first rail 1422 of the middle rail 1420 is fixed to the upper rear surface of the lower panel module 1120 of the door assembly 200, and the second rail 1424 is a fixing plate 190 It is fixed to the front of the upper side.

In this embodiment, the first rail 1432 of the bottom rail 1430 is fixed to the lower rear surface of the lower panel module 1120 of the door assembly 200, and the second rail 1434 is a fixing plate 190 It is fixed on the lower front side of ).

When the door assembly 200 is moved in the left-right direction by the door slide module 1300, the second rails 1414, 1424 and 1434 are positioned in place while supporting the load, and the door assembly ( Only the first rails 1412, 1422, and 1432 fixed to 200 are moved left and right.

The top supporter 1440 distributes the load of the door assembly 200 to the upper side of the cabinet. The bottom supporter 1450 supports the lower side of the door assembly 200 and reduces friction when the door assembly 200 slides left and right.

The top supporter 1440 is assembled with the top rail 1410 to support the load of the door assembly 200 even when the door assembly 200 is moved.

The top supporter 1440 is formed by being bent at the first fixing part 1441 and the first fixing part 1441 over the top surface of the cabinet assembly and fixed to the cabinet assembly, and the rear surface of the door assembly It includes a second fixing portion 1442 disposed opposite to.

The first fixing part 1441 and the second fixing part 1442 are formed by bending, and form an angle between 90 degrees in this embodiment. The first fixing part 1441 is disposed horizontally, and the second fixing part 1442 is disposed vertically.

In this embodiment, the second fixing part 1442 is disposed to face the rear surface of the door assembly 200 and is fixed to the second rail 1414 of the top rail 1410.

The first fixing part 1441 protrudes toward the cabinet assembly 100 from the second fixing part 1442, and the top lay part 1444 spanning the cabinet assembly 100, and the top lay part 1444 ), and includes a top engaging portion 1446 configured to mutually engage the cabinet assembly 100 in the front and rear directions.

The second fixing part 1442 extends long in the left and right direction of the door assembly 200. The second fixing part 1442 may be assembled in close contact with the door assembly 200. In this embodiment, the second fixing part 1442 is assembled to the structure on the door assembly 200 side, and is fastened to the second rail 1414 in this embodiment.

The second fixing part 1442 is located behind the second rail 1414.

The toplay part 1444 and the second fixing part 1442 are integrally manufactured. The second fixing part 1442 and the toplay part 1444 may be manufactured by bending one plate.

The toplay part 1444 protrudes from the second fixing part 1442 to the rear side.

In this embodiment, the toplay part 1444 protrudes from the upper edge of the second fixing part 1442 to the rear side.

The toplay part 1444 may be fixed to the upper side of the cabinet assembly 100.

When the door assembly 200 moves left and right, the toplay portion 1444 and the second rail 1414 are positioned in place, and only the first rail 1412 and the door assembly 200 are moved relative to each other in the left and right directions.

The top latching part 1446 is formed in a left and right direction, and a locking is formed in the front and rear direction of the cabinet assembly 100.

The top engaging portion 1446 is formed to protrude downward from the top lay portion 1444.

In this embodiment, the top engaging portion 1446 has a shape of a groove that is concave toward the lower side, and extends long along the longitudinal direction of the toplay portion 1444. The top engaging portion 1446 has a locking portion groove 1446a opened toward the upper side, and the locking portion groove 1446a extends long in the left-right direction.

The top lay part 1444 includes a first top lay part 1444a positioned at a front side with respect to the top catching part 1446, and a second top lay part 1444a positioned at a rear side of the top catching part 1446 ( 1444b).

The top latching part 1446 is positioned between the first top lay part 1444a and the second top lay part 1444b.

A top supporter installation part (not shown) is disposed on the upper side of the cabinet assembly 100, into which the top hooking part 1446 is inserted, and mutually engaging the top hooking part 1446.

The bottom supporter 1450 is fixed to the structure on the cabinet assembly 100 side, supports the lower end of the door assembly 200, and minimizes friction when the door assembly 200 moves.

In this embodiment, the bottom supporter 1450 is coupled to the fixing plate 190. The fixing plate 190 is a structure fixed to the cabinet assembly 100, and in this embodiment, the door slide module 1300 is installed on the fixing plate 190.

The bottom supporter 1450 is coupled to the lower side of the fixing plate 190 and is inserted into the supporter groove 131 formed in the base 130 and positioned. The lower end 1482 of the bottom supporter 1450 is inserted into the supporter groove 131.

Since the lower end 1482 of the bottom supporter 1450 is inserted into the supporter groove 131, it is possible to prevent the bottom supporter 1450 from being exposed outside the door assembly 200. The door assembly 200 Even during operation, the bottom supporter 1450 is not visible from the user's field of view.

The bottom supporter 1450 exposed outside the supporter groove 131 is concealed by the door assembly 200. The supporter groove 131 is formed to be concave downward from the upper surface 132 of the base 130. The supporter groove 131 is formed to extend long in the left and right direction. The supporter groove 131 is arranged to be skewed toward one side (left in this embodiment) from the center line Y.

The bottom supporter 1450 is disposed between the door assembly 200 and the cabinet assembly 100, is disposed parallel to the rear surface of the door assembly 200, and the cabinet-side structure (in this embodiment, a fixed plate ( 190), a bottom supporter body 1460 that is assembled to the bottom supporter body 1460, a bottom supporter engaging portion 1454 that is disposed on the bottom supporter body 1460 and forms mutually engaging with the fixing plate 190, and the bottom supporter body A bottom wheel 1456 disposed at 1460, supporting the door assembly 200 by straddling the lower end of the door assembly 200, and disposed to be able to rotate relative to the bottom supporter body 1460, and the bottom It is disposed on the supporter body (1460), and includes a sensor installation unit (1458) in which a sensor for detecting the moving position of the door assembly 200 is installed.

The bottom supporter body 1460 is coupled to a supporter plate 1470 assembled to the cabinet-side structure (fixing plate 190 in this embodiment) and the supporter plate 1470, and the bottom wheel 1456 is It includes a supporter body (1480) to be installed.

In this embodiment, the supporter plate 1470 is manufactured by bending a plate made of metal, and the supporter body 1480 is manufactured by injecting synthetic resin.

Unlike this embodiment, both the supporter plate 1470 and the supporter body 1480 may be manufactured by injection molding. However, in this case, reduction in strength cannot be avoided. Since the bottom supporter 1450 needs to support the load of the door assembly 200, when the whole is made of synthetic resin, damage or bending deformation may occur due to a decrease in strength.

In particular, since the door assembly 200 is not opened through rotation but is slid left and right, the bottom supporter 1450 must always support the load of the door assembly 200.

In addition, when the entire bottom supporter 1450 is made of a metal material, it is difficult to manufacture the installation structure of the supporter wheel 1456 and the installation structure of the sensor installation part 1458.

In this embodiment, the bottom supporter body 1460 is located at the rear of the fixing plate 190. The bottom supporter body 1460 is fastened and fixed to the rear surface of the fixing plate 190.

The supporter plate 1470 is formed on the supporter plate body 1472 in close contact with the fixing plate 190, which is a cabinet-side structure, and is formed on the supporter plate body 1472, and is bent toward the fixing plate 190, The fixed plate 190 and the bottom support engaging portion 1454 forming mutually engaging in the left and right directions, and a supporter body installation portion 1474 in which the supporter body 1480 formed on the supporter plate body 1472 is installed Includes.

The supporter plate 1470 is disposed in parallel with the fixed plate 190 and is fastened to the fixed plate 190. A plurality of fastening holes 1471 for fastening with the fixing plate 190 are disposed in the supporter plate 1470.

In this embodiment, a bottom supporter engaging portion 1454 is formed on the supporter plate 1470. The bottom supporter engaging portion 1454 is formed by bending the supporter plate 1470.

In this embodiment, the bottom supporter engaging portion 1454 is in close contact with the left and right sides of the fixing plate 190. The bottom supporter engaging portion 1454 is bent toward the fixed plate 190. The bottom supporter engaging portion 1454 is disposed in the vertical direction, and forms mutual engagement with the fixing plate 190 in the left and right directions. Unlike the present embodiment, the bottom supporter engaging portion 1454 may be formed on the supporter body 1480.

The fixing plate 190 is provided with a fixing plate insertion portion 191 into which the bottom supporter body 1460 is inserted.

The fixing plate insertion part 191 is formed by bending the fixing plate 190 to the rear side. The fixing plate insertion portion 191 is closed on the upper side, and the lower and left and right sides are open. A gap 192 is formed between the fixed plate insertion portion 191 and the rear surface of the fixed plate 190.

Thus, the bottom supporter body 1460 may be inserted from the lower side of the fixing plate insertion part 191. In this embodiment, the upper end of the bottom supporter body 1460 is inserted into the gap 192, and the fixed plate insertion part 191 restricts the upward movement of the bottom supporter body 1460.

When the bottom supporter body 1460 is assembled to the fixing plate 190, the fixing plate insertion part 191 and the bottom supporter engaging part 1454 limit the installation position of the bottom supporter body 1460. So, when the bottom supporter body 1460 is inserted into the fixing plate insertion part 191, the fixing plate 190 and each fastening hole 1471 formed in the bottom supporter body 1460 are arranged to be fastened.

The supporter body installation part 1474 is formed by bending the supporter plate body 1472. The supporter body 1480 is assembled to the supporter body installation part 1474.

The supporter body installation unit 1474 is bent rearward from the supporter plate body 1472 to secure an installation space for the supporter body 1480.

It is preferable that the supporter body 1480 is located at a rear side of the door assembly 200, and the bottom wheel 1456 is disposed below the door assembly 200.

At least two bottom wheels 1456 are installed on the supporter body 1480. To this end, the supporter body 1480 is formed long in the left and right direction, and the bottom wheel 1456 is arranged in the left and right direction.

In addition, a plurality of top wheels 1459 are also disposed above the fixed plate 190. The top wheel 1459 may support a panel module 1100 that is moved left and right (a lower panel module 1120 in this embodiment). The load of the door assembly 200 may be distributed by the top wheel 1459 and the bottom wheel 1456. The top wheel 1459 and the bottom wheel 1456 reduce the load on the side moving assembly 1400.

The supporter body 1480 is formed to be concave to the rear side, and a rail insertion portion 1486 into which the lower rail 206 of the door assembly 200 is inserted, and the wheel shaft 1483 of the bottom wheel 1456 is inserted. It includes a rotating shaft hole (1481).

The rail insertion portion 1486 is formed in the left and right direction. The rail insertion part 1486 is located on the rear side of the bottom wheel 1456. When viewed from the front, the upper end of the bottom wheel 1456 overlaps the rail insertion portion 1486.

The upper end of the bottom wheel 1456 is lower than the upper end 1486a of the rail insertion part 1486 and is positioned higher than the lower end 1486b of the rail insertion part 1486.

The rotation shaft hole 1481 is positioned lower than the lower end 1486b of the rail insertion part 1486.

The lower rail 206 of the door assembly 206 is inserted into the rail insertion part 1486 and supported on the upper end of the bottom wheel 1456. Through such a structure, the gap between the door assembly 200 and the bottom supporter 1450 can be minimized.

When the distance between the door assembly 200 and the bottom supporter 1450 in the front-rear direction increases, the load applied to the bottom supporter 1450 increases.

This embodiment minimizes the front-rear separation distance between the door assembly 200 and the bottom supporter 1450, thereby minimizing the load applied to the bottom wheel, and also minimizing the load applied to the bottom supporter 1450 can do.

The bottom wheel 1456 is formed in a circular shape when viewed from the front, and a wheel groove 1456a is formed along an outer circumferential surface thereof. The lower rail 206 is mounted in the wheel groove 1456a.

It is disposed on the bottom wheel 1456, further includes a rotation shaft (1457) protruding in the front-rear direction. In this embodiment, the rotation shaft 1457 protrudes rearward from the bottom wheel 1456. The rotation shaft 1457 and the bottom wheel 1456 are integrally manufactured.

The wheel shaft 1483 passes through the rotation shaft 1457. The bottom wheel 1456 may be rotated while being assembled to the wheel shaft 1483. The wheel shaft 1483 passes through the bottom wheel 1456 and the rotation shaft 1457, and is installed through the rotation shaft hole 1481 of the supporter body 1480.

A shaft fixing member 1485 fastened to the wheel shaft 1483 is disposed on the rear side of the supporter body 1480. The supporter body 1480 has a shaft fixing member groove 1484 formed concave from the rear side to the front side.

The wheel shaft 1483 may pass through the support body 1480 and be fixed to the shaft fixing member 1485, and the bottom wheel 1456 may be rotated while passing through the wheel shaft 1483.

The sensor installation part 1458 is disposed on the support body 1480 and is formed to penetrate the support body 1480 in this embodiment. A door detection sensor 207 is disposed on the sensor installation part 1458.

The door detection sensor 207 detects a slide movement distance of the door assembly 200. The position sensing factor 208 is disposed on the door assembly 200.

The position detection factor 208 corresponds to the door detection sensor 207. The position sensing factor 208 is disposed on the rear surface of the door assembly 200, and specifically, is installed on the rear surface of the loafer panel module 1120.

In this embodiment, a hall sensor and a permanent magnet are used to detect the left and right movement distance of the door assembly 200. So, the door sensor 207 is a hall sensor, and the position sensor 208 is a permanent magnet.

Two door detection sensors 207 are disposed on the cabinet assembly 100 side, and one position detection factor 208 is disposed on the door assembly 200 side.

A plurality of door detection sensors 207 are disposed in the transverse direction. One is disposed on the left edge of the cabinet assembly 100 and the other is disposed on the left side of the center line (Y).

A door detection sensor disposed on the left side of the center line Y is defined as a first door detection sensor 207-1, and a door detection sensor disposed at the edge of the cabinet assembly 100 is a second door detection sensor 201- It is defined as 2).

When the first door detection sensor 207-1 detects the position detection factor 208, it is determined that the door assembly 200 is closed. When the second door detection sensor 207-2 detects the position detection factor 9280, it is determined that the door assembly 200 is open.

Unlike the present embodiment, a photosensor is used as the door detection sensor, and a rib disposed on the door assembly may be used as a position detection factor. When the rib blocks the optical signal of the photosensor, the left and right movement distance of the door assembly may be determined.

In this embodiment, the door assembly 200 is moved by 140 mm. So, when the door assembly 200 slides, the left side of the door assembly 200 protrudes 140mm out of the left side of the cabinet assembly 100. Even when the door assembly 200 slides, the center line Y of the door assembly 200 is located within the width of the cabinet assembly 100.

In particular, when the door assembly 200 slides, the center line Y with respect to the left and right widths of the door assembly 200 is located within the left and right widths W2 of the fixed plate 190. In this embodiment, the center line Y is located in the middle of the left and right widths W2 of the fixed plate 190.

The center line X of the fixed plate 190 is located at the center with respect to the left and right width W2, and is a virtual line extending in the vertical direction.

When the door assembly 200 slides, the center line Y of the door assembly 200 may coincide with the center line X of the fixed plate 190.

Since the middle rail 1420 and the bottom rail 1430 are coupled to the fixed plate 190, the fixed plate 190 is the load of the door assembly 200 through the middle rail 1420 and the bottom rail 1430. Support.

When the door assembly 200 is slid and the center line Y is positioned at the center line X of the fixed plate 190, the left and right eccentricity caused by the door assembly 200 can be minimized.

<<Camera module composition>>

The camera module 1900 is disposed on the door assembly 200 (the upper panel module 1110 in this embodiment) and is selectively operated. The camera module 1900 is exposed outside the door assembly 200 only during operation, and is hidden inside the door assembly 200 when it is not operated.

The camera module 1900 is disposed in the door assembly 200, the camera module housing 1910 having a camera opening 1911 opened toward the upper side, and the camera module housing 1910, the camera A camera 1950 that is moved vertically with respect to the module housing 1910 and is selectively exposed through the camera opening 1911, and is disposed in the camera module housing 1910, and the camera 1950 is disposed. A camera body 1920, a camera control unit 1930 disposed on the camera body 1920, electrically connected to the camera 1950, and controlling the camera 1950, and the camera module housing 1910 And a camera movement module 1960 which is disposed in and moves the camera body 1920 on which the camera 1950 is installed in the vertical direction.

The camera module housing 1910 may be a part of the upper panel module 1110. In this embodiment, the camera module housing 1910 is manufactured separately from the upper panel module 1110 and is disposed above the upper panel module 1110.

The camera module housing 1910 covers the panel upper opening 203. The top wall 1912 of the camera module housing 1910 is located inside the front panel 210 and shields the panel upper opening 203.

The camera opening part 1911 is formed on the top wall 1911 of the camera module housing 1910. The camera opening 1911 penetrates the top wall 1912 of the camera module housing 1910 in the vertical direction.

The camera module housing 1910 includes a housing top wall 1912 having the camera opening 1911 formed therein, forming an upper surface of the door assembly 200, and extending downward from the housing top wall 1912, and the A housing left wall 1913 in close contact with the left side of the front panel 210, a housing light wall 1914 extending downward from the housing top wall 1912 and in close contact with the right side of the front panel 210, And a housing inner wall 1915 extending downward from the housing top wall 1912 and connecting the housing retrowall 1913 and the housing light wall 1914.

The housing left wall 1913 is in close contact with the inner surface of the first front panel side 214 of the front panel 210. The housing light wall 1914 is in close contact with the inner side of the second front panel side 216 of the front panel 210.

The housing left wall 1913 and the housing light wall 1914 are disposed in the front and rear directions. The housing left wall 1913 and the housing light wall 1914 are disposed to face each other.

The housing inner wall 1915 is disposed in a left and right direction, and is positioned above the door cover assembly 1200. In this embodiment, the housing inner wall 1915 is disposed above the door cover top wall 1114.

That is, the housing inner wall 1915 is disposed on the upper side with respect to the door cover top wall 1114 of the upper panel module 1110, and the door cover housing 1220 is disposed on the lower side.

The lower end of the housing inner wall 1915 is manufactured in a shape corresponding to the door cover top wall 1114.

When viewed from the front, since the door cover top wall 1114 is formed in an arc shape having a predetermined radius of curvature, the lower end 1916 of the housing inner wall 1915 also has a predetermined radius of curvature when viewed from the front. It is formed in the shape of an arc.

Since the lower end 1916 of the housing inner wall 1915 is formed in an arc shape concave upward, the installation space of the camera module housing 1910 can be minimized.

The camera body 1920 is installed in the camera module housing 1910.

The camera body 1920 may be disposed in front or rear of the camera module housing 1910. The camera body 1920 may be moved vertically by the camera movement module 1960.

The camera 1950 is installed on the camera body 1920. In this embodiment, an upper end of the camera 1950 is disposed higher than an upper end of the camera body 1920.

When the camera movement module 1960 is operated, the camera body 1920 is located under the top wall 1912, and the camera 1950 is exposed outside the top wall 1912.

The upper end 1921 of the camera body 1920 is in close contact with the bottom surface of the top wall 1912, and the top wall 1912 also functions as a stopper limiting the rise of the camera body 1920.

The camera body 1920 includes a camera control installation unit 1922 on which the camera control unit 1930 is installed.

A virtual central axis C connecting the center of the front discharge port 201 formed in the front panel 210 and the center of the display opening 202 is vertically disposed.

The camera 1950 of the camera module 1900 is disposed on the central axis C.

The camera control installation part 1922 is arranged to be skewed to the left or right from the central axis (C).

In addition, the lower end 1926 of the camera body 1920 is also formed in an arc shape having a predetermined radius of curvature when viewed from the front, like the lower end 1916 of the housing inner wall 1915.

Since the lower end 1926 of the camera body 1920 is formed in an arc shape concave upward, it is possible to prevent interference with the door cover top wall 1114 when moving in the vertical direction.

In this embodiment, the radius of curvature of the lower end 1926 of the camera body 1920 is the same as the radius of curvature of the lower end 1916 of the housing inner wall 1915.

When the camera body 1920 is moved downward, it is supported by the door cover top wall 1114, and movement may be restricted. The door cover top wall 1114 provides a stopper function to limit the movement of the camera body 1920.

The camera 1950 is disposed on the camera body 1920 and protrudes upward from the camera body 1920. The camera 1950 may be moved up and down by the operation of the camera movement module 1960, and may pass through the camera opening 1911 and be exposed outside the door assembly 200.

When the camera 1950 is not used, it is moved to the lower side of the camera opening 1911 and is hidden from the user's gaze.

The camera opening 1911 and the camera 1950 are located on the central axis C and may be moved in the direction of the central axis C.

The upper surface 1951 of the camera 1950 may cover the camera opening 1911. When not in operation, the upper surface 1951 of the camera 1950 forms a continuous plane with the upper surface of the camera module housing 1910 (top wall 1912 in this embodiment).

The camera movement module 1960 is a component for moving the camera body 1920 in the vertical direction.

The camera movement module 1960 is disposed on the camera body 1920, a camera moving rack 1962 disposed to extend in a moving direction of the camera 1950, and meshed with the camera rack 1962. And a camera gear 1964 and a camera moving motor 1966 disposed on a structure fixed to the door assembly 200 and providing rotational force to the camera moving gear 1964.

The camera moving rack 1962 has a plurality of teeth, and the teeth are arranged in a vertical direction. The camera moving rack 1962 is formed to extend long in the vertical direction.

In this embodiment, the camera gear 1964 is a pinion gear. The camera gear 1964 is coupled to the motor shaft 1967 of the camera moving motor 1966.

When the camera moving motor 1966 is operated, the camera gear 1964 is rotated in place, and the camera moving rack 1962 is moved up and down in a state engaged with the camera gear 1964.

In this embodiment, the camera moving rack 1962 is disposed on the left and right sides of the central axis C in order to uniformly raise the left and right sides of the camera body 1920.

The camera moving rack 1962 disposed on the left side of the central axis C is defined as a first camera moving rack 1962a, and the camera moving rack 1962 disposed on the right side is defined as a second camera moving rack 1962b. do. Since the configuration is the same, only the arrangement is different, so the same reference numerals are used.

The camera moving gear 1964 disposed on the left side of the central axis C is defined as the first camera moving gear 1964a, and the camera moving gear 1964 disposed on the right side is defined as the second camera moving gear 1964b. do. Since the configuration is the same, only the arrangement is different, so the same reference numerals are used.

The rotation axes of the first camera moving gear 1964a and the second camera moving gear 1964b are disposed in the left direction.

In this embodiment, one camera moving motor 1966 is used to rotate the first camera moving gear 1964a and the second camera moving gear 1964b. To this end, a moving gear shaft 1965 to which the first camera moving gear 1964a and the second camera moving gear 1964b are coupled is disposed.

The first camera moving gear 1964a is assembled on the left side of the moving gear shaft 1965, and the second camera moving gear 1964b is assembled on the right side.

The moving gear shaft 1965 is disposed horizontally. In this embodiment, the rotating shaft of the moving gear shaft 1965 and the motor shaft 1967 of the camera moving motor 1966 are arranged in a line.

The camera moving motor 1966 is installed on a structure fixed to the cabinet assembly 100 side. In this embodiment, the camera moving motor 1966 is fixed to the camera module housing 1910. Unlike the present embodiment, the camera moving motor 1966 may be fixed to a structure such as the upper panel monitor 1110 or the front panel 210 constituting the door assembly 200.

In addition, unlike the present embodiment, the camera moving motor 1966 and the camera moving rack 1962 may be installed in reverse directions.

In order to uniformly elevate both ends of the camera body 1920, which is arranged long in the left and right direction, the

The first camera moving rack 1962a and the second camera moving rack 1962b are symmetrical with respect to the central axis C. Also, the first camera moving gear 1964a and the second camera moving gear 1964b are symmetrical with respect to the central axis C.

Although the embodiments of the present invention have been described with reference to the accompanying drawings, the present invention is not limited to the above embodiments, but may be manufactured in various different forms, and those skilled in the art to which the present invention pertains. It will be understood that the present invention can be implemented in other specific forms without changing the technical spirit or essential features of the present invention. Therefore, it should be understood that the embodiments described above are illustrative in all respects and not limiting.

100: cabinet assembly 200: door assembly
300: near fan assembly 400: far fan assembly
500: heat exchange assembly 600: filter assembly
1000: cabinet assembly 1100: panel module
1200: door cover assembly 1300: door slide module
1400: side moving assembly 1500: display module
1600: door cover moving module 1700: door housing moving module
1800: cable guide 1900: camera module

Claims (20)

Cabinet assembly;
A door assembly disposed in front of the cabinet assembly and covering the front surface of the cabinet assembly;
A fixing plate fixed to the cabinet assembly and disposed between the door assembly and the cabinet assembly;
A door assembly moving part disposed between the door assembly and the fixing plate and moving the door assembly in a horizontal direction with respect to the cabinet assembly or guiding a horizontal movement of the door assembly; and
The fixed plate,
When viewed from the front of the cabinet assembly, the door assembly is located lean toward the moving direction side,
When the door assembly is moved, the center line of the door assembly is located within the left and right widths of the fixed plate. The method according to claim 1,
The left and right widths of the fixed plate are less than 1/2 of the left and right widths of the door assembly. The method according to claim 2, wherein the indoor unit of the air conditioner
Including a detachable water tank, further comprising a humidifying assembly for providing moisture to be discharged into the room,
The cabinet assembly shields at least a portion of the front surface of the cabinet assembly, and includes a water tank opening for separating or mounting the water tank, and a cover having an open surface for repair or replacement of the humidification assembly,
In a state in which the door assembly is moved so as to expose the water tank opening to the user and not to expose the open surface to the user, the center line of the door assembly is located at the middle of the left and right widths of the fixed plate. The method according to claim 2,
In a state in which the door assembly is not moved, the fixed plate is placed on the cabinet assembly so that the middle of the left and right widths of the fixed plate is located on the moving direction side of the door assembly with respect to the middle of the left and right widths of the door assembly. Indoor unit of set air conditioner. The method of claim 4, wherein the door assembly moving part,
A first rail elongated and formed in the left and right direction;
A second rail extending in the left and right direction and having a length shorter than that of the first rail;
It is disposed between the first rail and the second rail, is assembled to be relatively movable with each of the first rail and the second rail, and when moving relative to the first rail or the second rail through rolling friction It includes a bearing housing that reduces friction,
The indoor unit of an air conditioner, wherein the second rail is fixed to the fixing plate and the first rail is fixed to the door assembly. The method of claim 5,
The length of the second rail is the indoor unit of the air conditioner formed equal to or smaller than the left and right widths of the fixed plate. The method according to claim 1, wherein the door assembly moving part
A bottom rail disposed between the lower side of the door assembly and the lower side of the fixing plate, and guiding the left and right movement of the door assembly; And
An indoor unit of an air conditioner comprising a middle rail disposed between the middle of the door assembly in the vertical direction and the upper side of the fixed plate, and guiding the left and right movement of the door assembly. The method according to claim 1, wherein the indoor unit of the air conditioner
A top rail disposed between the upper side of the door assembly and the upper side of the cabinet assembly and guiding the left and right movement of the door assembly; And
Further comprising a top supporter over the upper surface of the cabinet assembly, fixed to the cabinet assembly, the top rail is installed,
The top rail,
A first rail elongated and formed in the left and right direction;
A second rail extending in the left and right direction and having a length shorter than that of the first rail; And
It is disposed between the first rail and the second rail, is assembled to be relatively movable with each of the first rail and the second rail, and when moving relative to the first rail or the second rail through rolling friction It includes a bearing housing that reduces friction,
The top supporter,
A first fixing part over the upper surface of the cabinet assembly and fixed to the cabinet assembly; And
And a second fixing part formed by being bent in the first fixing part and facing a rear surface of the door assembly,
The first rail is fixed to the rear surface of the door assembly, the second rail is disposed behind the first rail, and the indoor unit of the air conditioner is fixed to the second rail and the second fixing unit. The method according to claim 1,
Further comprising a bottom supporter disposed at the rear of the door assembly, fixed to the fixing plate, and overhanging the lower end of the door assembly,
The bottom supporter
A bottom supporter body assembled to the fixed plate; And
An indoor unit of an air conditioner including a bottom wheel rotatably assembled to the bottom supporter body, supporting the door assembly, and rotatable when the door assembly is moved. The method according to claim 9, wherein the bottom supporter body,
A supporter plate assembled on the fixed plate and disposed at the rear of the door assembly; And
It is coupled to the supporter plate, and includes a supporter body on which the bottom wheel is rotatably installed,
The bottom wheel is disposed below the door assembly, and the indoor unit of the air conditioner supports a lower end of the door assembly. The method of claim 10,
The cabinet assembly further includes a base disposed on the ground and disposed below a lower end of the door assembly,
The base includes a supporter groove formed concave from an upper side to a lower side,
The lower end of the supporter body is an indoor unit of an air conditioner inserted into the supporter groove. The method according to claim 1, wherein the door assembly moving part
A rack disposed on the door assembly and elongated in the left and right directions;
A gear assembly disposed on the fixed plate, engaged with the rack, and moving the rack when rotating; And
An indoor unit of an air conditioner comprising a gear drive motor disposed on the fixed plate and providing a driving force to the gear assembly. The method of claim 12, wherein the door assembly moving part
It is disposed between the middle of the vertical direction of the door assembly and the fixing plate, further comprising a middle rail for guiding the left and right movement of the door assembly,
The rack is disposed in a left and right direction along a lower side of the middle rail, and the gear assembly is an indoor unit of an air conditioner disposed at a lower side of the rack. The method of claim 13, wherein the middle rail,
A first rail elongated and formed in the left and right direction;
A second rail extending in the left and right direction and having a length shorter than that of the first rail; And
It is disposed between the first rail and the second rail, is assembled to be relatively movable with each of the first rail and the second rail, and when moving relative to the first rail or the second rail through rolling friction It includes a bearing housing that reduces friction,
The first rail is fixed to the middle of the door assembly in the vertical direction, the second rail is fixed to the fixing plate, and the rack is an indoor unit of an air conditioner protruding downward from the first rail. The method of claim 12, wherein the gear assembly
It includes a worm gear coupled to the gear drive motor to rotate,
The motor shaft of the gear drive motor is an indoor unit of an air conditioner disposed to pass through the worm gear. The method of claim 15,
The motor shaft of the gear drive motor forms an interposition angle with respect to the horizontal direction, and the interposition angle exceeds 0 degrees and less than 90 degrees with respect to the horizontal direction. The method of claim 12, wherein the gear assembly,
A first gear fixed to the side of the fixing plate, having a first toothed portion formed on an outer circumferential surface, and engaged with the rack through the first toothed portion;
A second gear comprising a tooth 2-1 and a tooth 2-2 formed with different curvature radii, and engaged with the first tooth of the first gear through the 2-1 tooth;
A third gear including a 3-1 tooth part and a 3-2 tooth part formed of different teeth, and engaged with the 2-2 tooth part of the second gear through the 3-1 tooth part; And
The indoor unit of an air conditioner comprising a worm gear engaged with the 3-2 toothed portion and connected to the gear drive motor to rotate. The method of claim 17,
The motor shaft of the gear drive motor is disposed to pass through the worm gear, and the motor shaft of the gear drive motor forms an intervening angle with respect to the horizontal direction, and the inter-angle of the air conditioner is formed to exceed 0 degrees and less than 90 degrees with respect to the horizontal direction. Indoor unit. The method of claim 17, wherein the door assembly moving part
The indoor unit of the air conditioner further comprising a gear housing fixed to the fixed plate and accommodating the first gear, the second gear, the third gear, the worm gear, and the gear driving motor. The method of claim 19,
A part of the first gear protrudes out of the gear housing, and the protruding part of the first gear meshes with the rack.

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