KR20070082234A - Indoor unit of air conditioner - Google Patents

Abstract

An indoor unit of an air conditioner is provided to allow air blown from a blow device to be evenly discharged, and to minimize shaking generated during vertical movement of a discharge port unit by arranging a guide for guiding up-and-down flow of air blown from the blow device, and descending and ascending of the discharge port unit in an upper side of the blow device. An indoor unit of an air conditioner comprises a main body(10), a blow device(180), a discharge port unit(250), driven gears(302,306), drive gears(322,324), a rotation device(330) and a guide(350). The main body is provided with an air suction port. The blow device is installed inside the main body. The discharge port unit is arranged to be ascended and descended to an upper part of the main body, and provided with an air discharge port. The driven gears are installed in the discharge port unit. The drive gears are engaged with the driven gears. The rotation device rotates the drive gears. The guide is arranged in an upper side of the blow device, and guides up-and-down flow of air blown from the blow device, and descending and ascending of the discharge port unit.

Description

Indoor unit of air conditioner

1 is a perspective view showing an embodiment of an indoor unit of an air conditioner according to the present invention;

Figure 2 is a perspective view of when the discharge port unit of the indoor unit one embodiment of the air conditioner according to the present invention is raised,

3 is a perspective view when the discharge port unit of the indoor unit of the air conditioner according to the embodiment of the present invention is lowered,

4 is an exploded perspective view of a part of an embodiment of an indoor unit of an air conditioner according to the present invention;

5 is a cross-sectional view taken along the line A-A of FIG.

6 is a cross-sectional view taken along the line B-B of FIG.

7 is a cross-sectional view taken along the line C-C of FIG.

8 is a cross-sectional view taken along the line D-D of FIG. 3;

9 is an exploded perspective view of the discharge port unit and the guide shown in FIGS. 4 to 8;

10 is an enlarged cross-sectional view of part E shown in FIG. 5;

11 is an enlarged cross-sectional view of a portion F shown in FIG. 5;

12 is a rear view of the discharge port unit shown in FIG. 9;

FIG. 13 is an enlarged exploded perspective view of a portion of the base illustrated in FIG. 4;

14 is an enlarged plan view of the base shown in FIG. 4;

15 is an exploded perspective view of the display shown in FIG. 4;

16 is an enlarged cross-sectional view of the display shown in FIG. 4;

17 is an exploded perspective view of the blower and heat exchanger shown in FIG. 4;

18 is a cross-sectional view showing the fixing structure of the heat exchanger and the left cabinet and the right cabinet shown in FIG.

19 is a partial perspective view illustrating a fixing structure of the heat exchanger and the left cabinet and the right cabinet shown in FIG. 4;

20 is a perspective view showing an indoor unit of an air conditioner according to the prior art;

21 is a perspective view showing an air conditioner having a liftable louver according to the prior art.

<Explanation of symbols on main parts of the drawings>

2,4 indoor unit 6: outdoor unit

7,8: refrigerant piping 10: main body

12,14: air inlet port 16,18: auxiliary air outlet port

20: base 50: left cabinet

70: right cabinet 90: rear cabinet

110: front panel 112: front lower panel

120: front upper panel 180: blower

181: motor mounter 182: motor

186: blower fan 189: orifice

200: heat exchanger 201: first heat exchanger

202: second heat exchanger 203: first cover

204: second cover 250: discharge port unit

252: left air outlet 254: center air outlet

256: right air outlet 260: lower frame

262: outer frame portion 264: driven gear mounting portion

268: leg 270: upper frame

280: grill 282: roller

284: roller mounting portion 286,288: elastic slit

296: ascending detecting projection 298: ascending detecting projection

300: lifting mechanism 302,306: driven gear

303, 307: gear unit 312, 314: first gear

316,318 second gear 322,324 drive gear

330: rotary mechanism 332: center gear

333: shaft coupling portion 334: motor

334a: rotation axis 340: gear holder

341,342: first gear through hole 343: shaft coupling part through hole

344: upward locking portion 345: horizontal locking portion

350: guide 352: mounting portion

355,356: support groove 360: guide

362: guide slit 370: grid portion

372: filter 380: outer guide

388: porter sensor

The present invention relates to an indoor unit of an air conditioner, and in particular, an air conditioner that efficiently supports lifting of an outlet unit that is raised to an upper portion of a main body to minimize shaking that may occur during lifting of the outlet unit, and allows the outlet unit to move up and down smoothly. It is about the indoor unit.

In general, an air conditioner is used to cool or heat a room or purify the air by using a refrigeration cycle of a refrigerant consisting of a compressor, a condenser, an expansion mechanism, and an evaporator to create a more comfortable indoor environment for a user. .

The separate type and the integrated type are functionally the same, but the separate type installs the indoor unit of cooling / heating function on the indoor side and the outdoor unit of heat dissipation / cooling and compression function on the outdoor side to connect the two separated devices with refrigerant piping. The one-piece type integrates the function of cooling heat dissipation compression, and is directly installed by drilling a hole in the wall of the house or hanging the device on the window.

As shown in FIG. 20, the indoor unit of the conventional air conditioner has an air inlet 501a formed in the lower front side, an air outlet 502a formed in the upper front side, and a heat exchanger 520 and a blower ( 530 is built in.

The indoor unit is equipped with a plurality of louvers 505 to protect the inside of the air discharge port 502a.

The indoor unit of the air conditioner as described above is driven through the air outlet 502a after the air sucked through the air inlet 501a is cooled / heated by the heat exchanger 520 when the blower 530 is driven. It is discharged toward the upper front of the indoor unit.

On the other hand, if the indoor unit of the air conditioner is to adjust the height of the air outlet 502a up and down, depending on the size of the indoor space to be cooled / heated, or the arrangement structure of the personnel, furniture or equipment in the space, Convection can be done efficiently.

As an example of adjusting the position of the air discharge port 502a of the indoor unit of the air conditioner as described above, there is an air conditioner having a lifting louver of Korean Patent Publication No. 10-0149375.

As shown in FIG. 21, the air conditioner having the liftable louver includes a main body 501 in which an indoor unit has an air intake part formed in the lower part of the front surface, and a system for processing air therein, and in the main body part 501. Body portion 501 from the lower end of the louver portion 502 between the main louver portion 502 having an air outlet for discharging treated air, that is, cold or warm air, and the main body portion 501 and the louver portion 502. It consists of a connecting portion 503 extending toward the ().

In addition, a screw shaft 508 extending upwardly and vertically is installed on a rear surface of the main body 501, and the screw shaft 508 is coupled to a driving shaft of a driving motor 502 whose lower end is forward and backward driven. The nut shaft 509 engaged with the screw shaft 508 is installed at the louver portion 502.

The air conditioner having the liftable louver rotates the screw shaft 508 when the driving motor is driven, and the louver portion 502 of the main body portion 501 according to the rotation direction of the screw shaft 508. Ascending and lifting from the upper side, the height of the air discharge port is variable.

However, the indoor unit of the air conditioner according to the prior art does not support the louver portion 502 stably and is easy to shake during lifting, and the side of the screw shaft 508 and the nut shaft 509 to prevent the shaking. Since there is a structure to install two pairs of guide rods, there is a problem that the structure is complicated and the cost is increased.

The indoor unit of the air conditioner is provided with a screw shaft 508 and a nut shaft 509 installed at the rear portion of the louver portion 502 so that when the rear portion of the louver portion 502 is lifted, the front portion is pulled up and lowered at the rear portion so that the louver is lifted. When the lifting portion 502 is lifted, the front portion thereof may be struck or twisted, and the screw shaft 508 may be exposed to the rear portion of the louver portion 502 so that the aesthetics may not be good.

On the other hand, if the screw shaft 508 or the like is installed in the interior of the indoor unit, in particular in the inner blow passage, to improve the above problems, the screw shaft 508, etc. hinders the flow of air to reduce the blowing efficiency, There is a problem that the operation of the screw shaft 508 or the like may be disturbed by air.

The present invention has been made to solve the problems of the prior art, it is an object of the present invention to provide an indoor unit of the air conditioner to minimize the shake that can be generated when the discharge unit is raised and lowered in a simple structure.

Another object of the present invention is to provide an indoor unit of an air conditioner, in which the air blown from the blower and the lifting mechanism are not influenced mutually, thereby increasing the blowing efficiency and allowing the lifting mechanism to operate smoothly.

Still another object of the present invention is to provide an indoor unit of an air conditioner that allows air blown by a blower to be evenly discharged as a whole without being directed to one side.

The indoor unit of the air conditioner according to the present invention for solving the above problems is a cabinet with an air inlet; A blower installed inside the cabinet; An ejection opening unit disposed to be elevated above the cabinet and having an air discharge opening; A driven gear provided in the discharge port unit; A drive gear meshed with the driven gear; A rotating mechanism for rotating the drive gear; The indoor unit of the air conditioner is disposed on the upper side of the blower comprises a guide for guiding the up and down flow of the air blown from the blower and guides the lifting of the discharge port unit.

The indoor unit of the air conditioner according to the present invention includes a cabinet in which an air inlet is formed; A blower installed inside the cabinet; An ejection opening unit disposed to be elevated above the cabinet and having an air discharge opening; A driven gear provided in the discharge port unit; A drive gear meshed with the driven gear; A rotating mechanism for rotating the drive gear; It is characterized in that it comprises a guide disposed on the upper side of the blower to guide the lifting of the driven gear installation portion formed in the discharge port unit.

The discharge port unit is characterized in that the roller for helping the lifting of the discharge port unit is installed.

The roller is characterized in that a plurality of the spaced apart at the front and rear or left and right on at least one of the four sides of the discharge port unit.

The discharge port unit is characterized in that the elastic slit is formed in the periphery so that the roller mounting portion in which the roller is installed can be elastically curved.

The elastic slit is characterized in that it is formed to open up and down on the left, right side of the roller mounting portion.

The discharge port unit may include a lower frame, an upper frame disposed above the lower frame and having an air discharge port formed therebetween, and a grill disposed at the air discharge port.

The lower frame is characterized in that it comprises an outer frame portion, a driven gear mounting portion, the driven gear is installed, and a leg connecting the outer frame and the driven gear mounting portion.

 The guide is characterized in that it comprises an installation portion is provided with the rotary mechanism, and a guide portion protruding from the installation portion and the driven gear installation portion is inserted in the vertical direction.

The rotating mechanism is characterized in that it comprises a motor, a central gear is installed on the rotating shaft of the motor and meshed with the drive gear, and a motor mounter is installed on the motor and fastened to the mounting portion.

The guide is formed with a through hole through which the motor is disposed, and a motor protection rib surrounding the motor is formed.

The guide portion is characterized in that formed in a box shape.

The guide portion is characterized in that the guide slit guides the upper and lower sliding legs formed long vertically.

The guide is characterized in that it further comprises a grating portion formed around the installation portion.

A filter is disposed on an upper surface of the grating portion.

The upper surface of the grating portion is characterized in that the filter engaging rib protruding the filter is formed.

The guide may be configured to further include an outer guide installed on the upper portion of the cabinet to guide the lifting of the discharge port outside the unit.

The outer guide may include a photo sensor including a light emitting part and a light receiving part to detect the lift of the discharge port unit.

The discharge port unit may include a lift detecting protrusion protruding from a lower surface of the discharge port unit so as to block the light emitting unit and the light receiving unit when the discharge port unit is fully raised, and close the light emitting unit and the light receiving unit when the discharge port unit is lowered. It characterized in that it comprises a falling detecting projection formed protruding on one surface of the discharge port unit.

The drive gear and the driven gear are characterized in that a plurality of sets are installed.

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

1 is a perspective view showing an embodiment of an indoor unit of an air conditioner according to the present invention.

As shown in FIG. 1, the indoor units 2 and 4 of the air conditioner according to the present embodiment are connected to the outdoor unit 6 and the refrigerant pipes 7 and 8, and a plurality of units are disposed to be spaced apart by a predetermined distance. Stereoscopic cooling / heating of (I) more rapidly.

The plurality of indoor units (2) and (4) may be connected in parallel to the refrigerant pipes (7) and (8), or may be connected in series, the following two are connected to the refrigerant pipes (7) (8) in parallel It demonstrates only to what becomes.

2 is a perspective view when the discharge port unit of the indoor unit of the air conditioner according to the embodiment of the present invention is raised, and FIG. 3 is a perspective view of the discharge unit of the indoor unit of the air conditioner according to the embodiment of the present invention to be lowered.

As shown in FIGS. 2 and 3, the indoor unit of the air conditioner has a main body 10 that forms an appearance, and is raised from the inside of the main body 10 to an upper side of the main body 10 or the main body 10. It is configured to include a discharge port unit 250 is lowered to the inside of the main body 10 from the upper side.

The main body 10 is formed in a rectangular parallelepiped shape having a long vertical length as a whole, and the upper surface and the inside are opened up and down for lifting of the discharge port unit 250.

The main body 10 has air inlets 12 and 14 formed on at least one of the front and rear surfaces and the left and right surfaces thereof, and the air inlets 12 and 14 are provided on at least two surfaces for quick suction of indoor air. It is preferable that is formed, hereinafter, the left air inlet 12 is formed on the lower left side, and the right air inlet 14 is formed below the right side will be described.

In addition to the left air inlet 12 and the right air inlet 14, the main body 10 has separate air outlets 16 and 18 for discharging air-conditioned air separately from the outlet unit 250. It is preferable to form, and it demonstrates only below that the left auxiliary air discharge port 16 is formed in the upper part of a left side, and the right auxiliary air discharge port 18 is formed in the upper part of a right side.

The discharge port unit 250 has air discharge ports 252, 254 and 256 formed on at least one surface of the front surface, the rear surface, the left surface and the right surface of the discharge port unit 250, and the air is provided on three surfaces so that the air can be quickly and three-dimensionally discharged. Preferably, the discharge holes 252, 254, and 256 are formed, and as shown in FIG. 2, the air discharge ports 252, 254, and 256 are formed on the front, left, and right sides, respectively. Explain.

4 is a partially exploded perspective view of an embodiment of an indoor unit of an air conditioner according to the present invention, FIG. 5 is a sectional view taken along the line AA of FIG. 2, FIG. 6 is a sectional view taken along the line BB of FIG. 2, and FIG. 7 is a line CC of FIG. 3. 8 is a sectional view taken along the line DD of FIG. 3.

As shown in FIGS. 4 to 8, the main body 10 includes a base 20, a cabinet 49 disposed on an upper side of the base 20, and openings formed in front and upper surfaces thereof, respectively, and the cabinet ( And a front panel 110 disposed in front of 49).

The base 20 includes a base installation unit 22 on which the left cabinet 50, the right cabinet 70, the rear cabinet 90, and the front panel 110 are mounted, and the base installation unit 22. Protruding upward from the heat exchanger 200 to be described later is configured to include a drain pan 40 for receiving condensed water falling from the heat exchanger 200.

The drain pan part 40 includes a left plate part 41 protruding upward from the base installation part 22, and a right plate part 41 protruding upward from the base installation part 22 so as to be spaced apart from the left plate part 41. And an upper box portion 44 formed at an upper end of the left plate portion 41 and the right plate portion 42 and having a drainage hole 43 formed at one side thereof.

One end of the upper box portion 44 is connected to the drainage hole 43, and a drain hose 45 of which the other end extends through the one side of the main body 10 to the outside of the main body 10 is connected.

Most preferably, the base 20 is molded by plastic injection, and the drain pan part 40, in particular, the upper box part 43, is formed to protrude and mold the drain pan part 40 integrally with the base installation part 22. An opening 46 is formed at the bottom of the.

The base 20 further includes a base cover 47 fastened to a bottom surface of the base installation part 22 by a fastening member such as a screw to block the lower end of the opening 46.

The base 20 may directly contact the bottom of the base installation unit 22 with the floor of the room, or may be mounted on a separate base panel 48a in contact with the floor of the room. 20 is to be described as being limited to the base panel 48a is further configured to include the base installation unit 22 is fastened.

On the other hand, the base 20 is disposed with a spacer 49b for separating the body 10 and the like from the wall of the room.

The cabinet 49 includes a left cabinet 50 disposed on the upper left side of the base 20, a right cabinet 70 disposed on the upper right side of the base 20, and a rear upper portion of the base 20. It is configured to include a rear cabinet 90 disposed in.

The left cabinet 50 includes a left side surface portion 51 that forms the left side surface of the indoor unit of the air conditioner, a left front side portion 52 that is bent at the front end of the left side surface portion 51, and the left side surface portion 51. It is configured to include a left rear portion 53 bent at the rear end of the).

The left cabinet 50 is formed such that the left air inlet 12 is opened to the left and right at the lower portion of the left surface portion 51, and the left auxiliary air outlet 16 is formed to be open to the left and right.

In the left cabinet 50, a left suction grille 54 is disposed at the left air inlet 12.

The left pre-filter 55 is attached to the left suction grill 54 to which foreign matters in the air passing through the left suction grill 54 are filtered.

The left cabinet 50 is provided with a left high performance filter 56 such as a HEPA filter or an electrostatic precipitator for purifying air that has passed through the left pre-filter 55, and the left cabinet 50 has the left high performance filter. The left filter guide 57 to which the 56 is attached and detached is provided.

In the left cabinet 50, a left discharge grill 58 is disposed at the left auxiliary air discharge port 16.

The right cabinet 70 is configured to be symmetrical with the left cabinet 50.

That is, the right cabinet 70 includes a right side surface portion 71 that forms the left side surface of the indoor unit of the air conditioner, a right front portion 72 that is bent at the front end of the right side surface portion 71, and the right side surface portion. It is comprised including the right back part 73 bent at the rear end of 71. As shown in FIG.

The right cabinet 70 is formed such that the right air inlet 14 is opened to the left and right at the lower portion of the right side portion 71, and the right auxiliary air outlet 18 is opened to the left and right.

The right side suction grille 74 is disposed in the right side air inlet 14 in the right cabinet 70.

The right pre-filter 75 to which foreign matter in the air passing through the right intake grill 74 is removed from the right suction grill 74.

The right cabinet 70 is provided with a right high performance filter 76 such as a HEPA filter or an electrostatic precipitator for purifying air that has passed through the right pre-filter 75, and the right cabinet 70 has the right high performance filter ( The right filter guide 77 to which the 76 is attached and detached is installed.

In the right cabinet 70, a right discharge grill 78 is disposed at the right auxiliary air discharge port 18.

On the other hand, the main body 10 is fastened with a fastening member such as a screw on the upper left front portion 52 of the left cabinet 50 and the upper right front portion 72 of the right cabinet 70 and the main body 10. In particular, it further comprises a barrier 79 for front and rear partitioning the front upper portion of the cabinet 49.

The rear cabinet 90 has a rear portion 91 which forms a rear surface of the indoor unit of the air conditioner, and a left side which is bent from the left side of the rear portion 91 and coupled with the left rear portion 53 of the left cabinet 50. The coupling portion 92 and the right coupling portion 93 is bent at the right side of the rear portion 91 and coupled to the right rear portion 73 of the right cabinet 70.

The rear cabinet 90 is provided with a pipe cover 94 having a pipe through-hole 94a through which the drain hose 45 and a refrigerant pipe of a heat exchanger to be described later penetrate at one side thereof. The pipe cover mounting portion 95 is installed on the bottom of the pipe cover 94 is formed.

On the other hand, the cabinet 49 is hooked protruding from the left rear portion 53 of the left cabinet 50 is inserted into the hook hole formed in the left engaging portion 92 of the rear cabinet 90, the right cabinet A hook protruding from the right rear portion 73 of the 70 is inserted into and hooked into a hook hole formed in the right engaging portion 93 of the rear cabinet 90.

The front panel 110 is disposed at the front lower panel 112 disposed above the base 20, in particular, in the upper front of the left cabinet 50 and the right cabinet 70. It is configured to include a front top panel 120.

The front lower panel 112 is provided with a rear lower panel 114 that is engaged with the base installation unit 22 of the base 20 at the bottom of the rear surface, and a permanent magnet installed at the heat exchanger 200 side at the top of the rear surface. The rear top panel 116 to which the bracket 115 is attached / detached to 231 is mounted.

Here, the front lower panel 112 is preferably made of a metal material for high quality and strength, and the rear lower panel 114 and the rear upper panel 116 are preferably made of plastic injection molding.

The rear lower panel 114 has a hook rib 115 which is inserted downward into the hook groove 22a formed on the upper surface of the front part of the base installation part 22 so as to protrude downward. .

The lower deco member 117 is installed at the lower end of the front lower panel 112.

A central decor member 118 is installed at the upper end of the front lower panel 112.

An upper deco member 121 is installed at an upper end of the front upper panel 120.

The front upper panel 120 is installed on the barrier 79 in front of the barrier 79.

The front upper panel 120 is provided with a display 130 for operating the air conditioner and displaying various information such as operation information of the air conditioner.

On the other hand, the inside of the main body 10, the blower 180 for sucking the air outside the main body 10 to the air inlet 12, 14 to blow toward the upper portion of the main body 10, and the air A heat exchanger 200 is installed to cool or heat the air sucked into the inlets 12 and 14.

As shown in FIGS. 5 to 8, the blower 180 includes a motor mounter 181 installed above the heat exchanger 200, a motor 182 installed in the motor mounter 181, and the motor. And a blower fan 185 formed on the rotation shaft 183 of the motor 182, and an orifice 190 installed on the motor mounter 181 and surrounding the blower fan 185.

The blower fan 185 has a cylindrical hub 186, a plurality of blades 187 spirally formed on the outer circumference of the hub, and are horizontally formed inside the hub 186 so that Rotating shaft 183 is configured to include a disk portion 188 is coupled.

The blade 187 has a bow-shaped cross section in which a top surface is concave and a bottom surface is convex.

The orifice 190 is opened in the vertical direction so that the air heat-exchanged in the heat exchanger 200 flows in the vertical direction, and the flow path in the center is narrower than the flow path in the upper and lower parts.

As illustrated in FIG. 4, the heat exchanger 200 includes a first heat exchanger 201, a second heat exchanger 202 disposed to be spaced apart from the first heat exchanger 201, and the first heat exchanger. A first cover 203 coupled to block one side of the front and rear surfaces between the unit 201 and the second heat exchanger 202, and between the first heat exchanger 201 and the second heat exchanger 202. It is configured to include a second cover 204 coupled to block the other side of the front and back.

The first heat exchange part 201 has a lower end mounted on the drain pan part 40, and an upper end of the first heat exchange part 201 faces the upper side of the left air inlet 12 of the left cabinet 50. Is disposed obliquely to the left.

The second heat exchange part 202 has a lower end mounted on the drain pan part 40, and an upper end thereof faces the upper side of the right air inlet 14 of the right cabinet 70. On the right side is disposed obliquely.

The heat exchanger 200 is fastened by a fastening member to an upper left side of the first cover 203 and an upper left side of the second cover 204 to the upper left side of the heat exchanger 200 and the left cabinet 50. The left airtight member 205 blocking between the left side surface portion 51 of the first cover 203 and the upper right of the first cover 203 and the upper right of the second cover 204 are fastened by a fastening member to the heat exchanger 200. It further comprises a right airtight member 206 for blocking between the upper right side and the right side surface portion 71 of the right cabinet (70).

Meanwhile, an elevating mechanism 300 for elevating and discharging the discharge port unit 250 up and down inside the main body 10, in particular, the upper side of the blower 180, guides the lifting and lowering of the discharge port unit 250. A guide 350 for guiding the flow of air blown by the blower 180 is installed.

Reference numerals 119a shown in FIGS. 4, 5, and 7 denote control boxes installed at the front of the cabinet and open at the front, and reference numerals 119b shown in FIGS. 4, 5, and 7 denote the control boxes 119a. ) And a board on which various electric components for converting AC power supplied from the outside into DC power are installed, and reference numeral 119c shown in FIGS. 4, 5, and 7 denotes a front surface of the control box 119a. It is a box cover 119c.

FIG. 9 is an exploded perspective view of the discharge port unit and the guide shown in FIGS. 4 to 8, and FIG. 10 is an enlarged cross-sectional view of part E shown in FIG. 5.

As shown in FIGS. 5 to 9, the discharge port unit 250 is disposed above the lower frame 260 and the lower frame 260 and is disposed between the left air discharge port and the lower frame 252. And an upper frame 270 having a central air outlet and a right air outlet, and a grill 280 disposed at the left air outlet, the central air outlet, and the right air outlet.

The lower frame 260 has an outer frame portion 262, a driven gear mounting portion 264 through which driven gears 302 and 306 to be described later penetrate, and an outer frame 262 and driven gear mounting portion. It is configured to include a leg 268 connecting the 264.

The outer frame portion 262 is composed of a rectangular frame body with the center open up and down as a whole.

9 and 10, the driven gear mounting unit 264 is formed in a substantially rectangular plate shape, and the gear mounting holes 265 and 266 are installed to penetrate the driven gears 302 and 306. ) Is formed up and down.

The driven gear mounting unit 264 has fastening holes 264a and 264b to which the driven gears 302 and 306 are fastened to the fastening members 304 and 308.

The leg part 268 is formed in front, rear, right, and inclined in plural numbers between the inner side surface of the outer frame part 262 and the driven gear mounting part 264.

The lower frame 260 further includes a shielding portion 269 coupled to the upper frame 270 to block a rear portion between the lower frame 260 and the upper frame 270.

The shielding part 269 has left and right ribs 269a and 269b formed with a hook groove for hanging the grill 280 up and down on a rear surface thereof.

The upper frame 270 is formed such that the left and right hook ribs 271 and 272 having a hook groove for hanging the grill 280 protrude downward.

The upper frame 270 is formed with recessed grooves 273 and 274 to avoid interference or collision with the upper ends of the driving gears 322 and 324 which will be described later.

The top cover 276 is formed on the upper surface of the upper frame 270 to form an outer appearance of the upper surface of the indoor unit of the air conditioner.

The plurality of grills 280 are disposed to be spaced apart from each other in a vertical direction, and are formed to be located at both the left air outlet, the central air outlet, and the right air outlet.

The discharge port unit 250 is provided with a roller 282 to help lift the discharge port unit 250.

The roller 282 is formed on at least one of the four surfaces of the discharge unit 250, in particular, the outer frame portion 262 of the lower frame 260.

The plurality of rollers 282 are installed spaced apart from front to back or left and right.

The discharge port unit 250 has elastic slits 286 and 288 formed around the roller mounting portion 284 on which the roller 282 is installed to be elastically bent.

Here, the elastic slit (286, 288) is flexible to the roller mounting portion 284 so that the roller 282 for helping the lifting of the discharge port unit 250 does not interfere with the rise of the discharge port unit 250. It is preferable to be provided at the left and right sides of the roller mounting part 284, respectively, and the opening is formed up and down.

FIG. 11 is an enlarged cross-sectional view of a portion F shown in FIG. 5.

The elevating mechanism 300 includes a plurality of driven gears 302 and 306 provided in the discharge port unit 250, in particular, the driven gear mounting portion 264 of the lower frame 260; First gears 312 and 314 meshed with each of the driven gears 302 and 306, and second gears 316 and 318 integrally formed under the first gears 312 and 314. A plurality of drive gears 322 and 324 including; It is configured to include a rotating mechanism 330 for rotating the plurality of second gear (316) 318.

The driven gears 302 and 306 are spaced apart from the lower portion of the discharge port unit 250.

The driven gears 302 and 306 include a cylindrical part formed in a cylindrical shape as a whole, and gear parts 303 and 307 protruding to engage with the first gear 312 and 314 only in a part of an inner circumference of the cylindrical part. do.

The gear parts 303 and 307 are spaced apart in the circumferential direction on the inner circumference of the driven gear 302 and 306.

The gear parts 303 and 307 are formed to correspond to the first gears 312 and 314.

The driven gears 302 and 306 have fastening pieces 305 and 309 formed with fastening holes 305a and 309a to be fastened to the discharge unit 250 by fastening members 304 and 308. Is formed to protrude.

The first gears 312 and 314 are composed of worm gears.

The second gears 316 and 318 are made of spur gears.

The second gears 316 and 318 protrude stepwisely from the lower portion of the first gears 312 and 314.

The rotation mechanism 330 is a center gear 332 disposed between the plurality of second gear 316, 318 to be engaged with each of the second gear 316, 318, and the center It is comprised and comprised including the motor 334 which rotates the gear 332.

The center gear 332 is made of a spur gear, like the second gears 316 and 318.

The center gear 332 is formed such that the shaft coupling portion 333 coupled to surround the rotation shaft 334a of the motor 334 protrudes upward.

The rotation mechanism 330 includes a motor mounter 336 installed on the motor 334 and fastened to the guide 350 by a fastening member 335 such as a screw.

The elevating mechanism 300 further includes a gear holder 340 which prevents shaking or detachment of at least one of the plurality of driving gears 322 and 324 and the central gear 332.

The gear holder 340 may be installed to prevent any one of the plurality of drive gears 322, 324 and the center gear 332 from shaking or disengaging. It is also possible to be installed to prevent shaking or departure, it is also possible to be installed to prevent the shaking or departure of both the plurality of drive gears (322, 324) and the center gear 332, one gear holder 340 Will be described as being provided so as to prevent shaking or detachment of both the plurality of drive gears 322, 324 and the center gear 332.

The gear holder 340 is provided with a plurality of first gear through holes 341 and 342 through which the first gears 312 and 314 pass.

The first gear through holes 341 and 342 are formed to be smaller than the outer diameter of the second gears 316 and 318 so that the second gears 316 and 318 are caught upward.

The gear holder 340 has a shaft coupling part through hole 343 through which the shaft coupling part 333 of the center gear 332 passes.

The shaft coupling part through hole 343 is formed to be smaller than the outer diameter of the center gear 332 so that the center gear 332 is caught upward.

The gear holder 340 is formed such that each of the first gear through hole 341 and 342 and the shaft coupling part through hole 343 is opened up and down, and the plurality of second gears 316 and 318 are centered. An upward locking portion 344 which is a plate body to which the gear 332 is upwardly engaged, and downwardly protrudes along an outer circumference of the upward locking portion 344 to form the second gears 316 and 318 and the central gear ( 332 is configured to include a horizontal locking portion 345 which is a flange portion to be locked in the horizontal direction.

The gear holder 340 is formed in the guide 300, in particular, the fastening piece 348 having a fastening hole 347 is formed to be fastened to the outer circumference so as to be fastened by the fastening member 346 to the mounting portion 352 to be described later.

The guide 350 is provided with an installation unit 352 in which the rotation mechanism 330, in particular, the motor 334 is installed, protrudes from the installation unit 352, and the driven gear installation unit 264 is in a vertical direction. It further comprises a guide portion 360 to be interpolated, and a grating portion 370 formed around the installation portion 352.

The guide 350, in particular, the installation part 352 is formed with a through hole 353 through which the motor 334 is penetrated, and a motor protection rib 354 surrounding the motor 334 is formed.

Rotation shafts 323 and 325 of the plurality of drive gears 322 and 324 to be rotatably supported by the plurality of drive gears 322 and 324 on the guide 350, in particular, the installation part 352. The support grooves 355 and 356 are rotatably inserted.

In the guide 350, in particular, the installation part 352, a fastening hole 357 corresponding to the fastening hole 347 of the gear holder 340 is formed.

The installation part 352 is formed in a plate shape, in particular, a rectangular plate body shape.

The guide part 360 functions as a lifting guide for guiding the lifting of at least one of the driven gear mounting part 264 and the leg part 268 and up and down the air passing through the lattice part 370. It functions as an air guide for guiding flow and minimizes the mutual influence of air and the plurality of drive gears 322, 324, and also controls the plurality of drive gears 322, 324 and the center gear 332. As a function of the protective gear box, it is formed in a box, in particular a rectangular box shape as a whole to surround the periphery of the plurality of drive gears 322, 324 and the center gear 332.

The guide part 360 is formed smaller than the outer guide 380 so that air passes up and down between the outer guide 380 to be described later.

The guide part 360 may be lifted and guided while the driven gear mounting part 264 is in direct sliding contact. The guide part 360 is slightly larger than the driven gear mounting part 264 and is lifted while the leg part 268 is in contact. It is also possible to be guided, hereinafter, the driven gear mounting portion 264 is formed slightly larger than the driven gear mounting portion 264 so as to be interleaved with a slight clearance, and the leg 268 is guided sliding up and down The guide slit 362 is limited to one formed vertically long and will be described.

A plurality of guide slits 362 are spaced apart along the guide part 360 to correspond to the leg part 268.

The filter 372 is disposed on the upper surface of the grating portion 370.

On the upper surface of the grating portion 370, a filter engaging rib 374 to which the filter 372 is engaged is formed to protrude.

The guide 360 further includes an outer guide 380 installed on the upper portion of the main body 10 to guide the lifting of the outer portion of the discharge port unit 250.

The outer guide 380 has a left opening 381 formed in the surface facing the left auxiliary air outlet 16 for passage of air conditioning air, and the passage of the air conditioning air in the surface facing the right auxiliary air outlet 18. Right openings 382 for the left and right are formed.

The outer guide 380 is provided with a photo sensor 388 in which the light emitter 383 and the light receiver 384 are spaced apart on the substrate 385 so as to sense the lift of the discharge unit 250.

In the photo sensor 388, a fastening hole 387 is formed in the substrate 385 so that the substrate 385 may be fastened to an outer surface of the outer guide 380 by a fastening member 386 such as a screw. .

The outer guide 380 has a fastening hole 389 corresponding to the fastening hole 387 of the photo sensor 388, in particular, the substrate 385.

The outer guide 380 is provided with a through hole 390 to allow the light emitting part 383 and the light receiving part 384 to protrude into the exterior guide 380 through the outer guide 380.

On the other hand, the guide 300 is configured to further include a mounting cover 392 is installed on the bottom of the mounting portion 352 to cover the motor 334 of the rotary mechanism 330.

The installation part cover 392 is formed with a fastening hole (393) is fastened by a fastening member (394) such as a screw to the installation portion 352 in the lower portion of the guide 350, in particular, the installation portion 352.

The installation part cover 392 is a kind of motor cover, and is formed in a dome shape having a lower convex so that the air blown from the blower 180 flows smoothly to the lattice part 370.

12 is a rear view of the discharge port unit shown in FIG. 9.

As shown in FIGS. 9 and 12, the discharge unit 250 may block the discharge unit 250 from the light emitting unit 382 and the light receiving unit 384 when the discharge unit 250 is fully raised. Protruding on the upper surface of the discharge port unit 250 so as to block between the light emitting unit 382 and the light-receiving unit 384 when the rising detection projection (296) protruding in one lower portion and the discharge unit unit 250 is the maximum descending. It is configured to include a falling detecting projection (298).

FIG. 13 is an enlarged exploded perspective view of a portion of the base illustrated in FIG. 4, and FIG. 14 is an enlarged plan view of the base illustrated in FIG. 4.

The left cabinet 50 is formed at the lower end of the left surface portion 51 is bent portion 61 is mounted on the base installation portion 22 of the base 20.

The fastening holes 64a and 65a are formed at left and right sides of the seating part 61 so as to be fastened to the fastening members 62 and 63 such as screws at the left side of the base installation part 22 ( 65 is bent to protrude downward.

The left cabinet 50 is mounted on the base installation part 22 of the base 20 at the lower end of the left front part 52, and a fastening member 66 such as a screw on the upper side of the base installation part 22. The left front fastening part 67 is formed to be horizontally bent so that the fastening hole 67a is vertically formed so as to be fastened.

The left cabinet 50 is mounted on the base installation portion 22 of the base 20 at the lower end of the left rear portion 53 and is fastened to a fastening member 68 such as a screw on the upper side of the base installation portion 22. The left rear fastening portion 69 is formed to be bent horizontally so that the fastening holes 69a are vertically formed to be fastened.

On the other hand, the base installation portion 22 is formed on the left side of the left fastening portion insertion grooves 23 and 24 into which the left fastening portions 64 and 65 of the left cabinet 50 are inserted.

The left fastening portion insertion grooves 23 and 24 have left and right fastening holes 25 and 26 corresponding to the fastening holes 64a and 65a of the left fastening portions 64 and 65 in the vertical portion. do.

In addition, the base installation part 22 has a front left fastening hole 27 corresponding to the left front fastening part 67 and the fastening hole 67a of the left cabinet 40 on the upper left side of the front part, and is formed up and down. The left rear fastening hole 28 corresponding to the left rear fastening part 69 fastening hole 69a of the left cabinet 40 is formed on the upper left side of the rear part.

Here, the left cabinet 50 is formed so that the left fastening portion 64, 65 is spaced back and forth to the seating portion (61).

In addition, the base installation part 22 is formed with the left fastening part insertion grooves 23 and 24 and the left fastening holes 25 and 26 spaced apart from the front and rear on the left side of the base insulator part 22.

Hereinafter, the assembling process of the base installation unit 22 and the left cabinet 50 will be described.

The left cabinet 50 has the left fastening portion 64, 65 inserted into the left fastening portion insertion groove 23, 24, and then the fastening member 62, 63 is the left fastening portion 64 ( When the fastening holes 64a and 65a of the fastening holes 65 are fastened to the left fastening holes 25 and 26, the lower part of the left side surface part 51 is fixed to the left side of the base installation part 22. Then, when the stoppers 29 and 30 are inserted into and inserted into the left fastening portion insertion grooves 23 and 24, the left fastening portion insertion grooves 23 and 24 and the left fastening portions 64 and 65 are inserted into the plugs. The fastening members 62 and 63 are not exposed to the outside.

In addition, the left cabinet 50 matches the fastening hole 67a of the left front fastening part 67 with the front left fastening hole 27 of the base installation part 22, and then fastens the fastening member 66. When it penetrates through the fastening hole 67a of the left front fastening part 67 and fastens to the front left fastening hole 27 of the base installation part 22, the lower part of the left front part 52 is installed on the base. It is fixed to the front left side of the part 22.

The left cabinet 50 matches the fastening hole 69a of the left rear fastening part 69 with the rear left fastening hole 28 of the base installation part 22, and then fastens the fastening member 68. When it penetrates through the fastening hole 69a of the left rear fastening part 69 and fastens to the rear left fastening hole 28 of the base installation part 22, the lower portion of the left rear part 53 is located at the base installation part ( 22) is fixed to the rear left.

On the other hand, the right cabinet 70 is assembled symmetrically with the left cabinet 50.

That is, the right cabinet 70 is formed at the bottom of the right side surface portion 71 is bent portion 81 is mounted on the base installation portion 22 of the base 20.

The fastening holes 84a and 85a are formed at right and left sides of the seating portion 81 so as to be fastened from the right side of the base installation portion 22 to the fastening members 82 and 83 such as screws. 85 is bent to protrude downward.

The right cabinet 70 is mounted on the base installation part 22 of the base 20 at the lower end of the right front part 72, and a fastening member 86 such as a screw on the upper side of the base installation part 22. The right front fastening part 87 is formed to be horizontally bent so that the fastening hole 87a is formed up and down so as to be fastened.

The right cabinet 70 is mounted on the base installation part 22 of the base 20 at the lower end of the right rear part 73 and is fastened to a fastening member 88 such as a screw on the upper side of the base installation part 22. The right rear fastening portion 89 formed up and down fastening holes 89a to be fastened is horizontally bent.

On the other hand, the base installation portion 22 has a right fastening portion insertion grooves 31 and 32 into which the right fastening portions 84 and 85 of the right cabinet 70 are inserted.

The right fastening portion insertion grooves 31 and 32 are formed at right and left sides of the right fastening holes 33 and 34 corresponding to the fastening holes 84a and 85a of the right fastening portions 84 and 85. do.

In addition, the base installation part 22 has a front right fastening hole 35 corresponding to the right front fastening part 87 and the fastening hole 87a of the right cabinet 70 on the right upper surface of the front part, and is formed up and down. A rear right fastening hole 36 corresponding to the right rear fastening part 89 and the fastening hole 89a of the right cabinet 50 is formed on the upper right side of the part.

Here, the right cabinet 70 is formed with the right fastening portions 84 and 85 spaced apart from the front and back to the seating portion 81.

In addition, the base installation unit 22 is formed such that the right fastening unit insertion grooves 31 and 32 and the right fastening holes 33 and 34 are spaced back and forth on the right side of the base insulator unit 22.

Hereinafter, the assembling process of the base installation unit 22 and the right cabinet 70 will be described.

The right cabinet 70 has the right fastening portions 84 and 85 inserted into the right fastening portion insertion grooves 31 and 32, and then the fastening members 82 and 83 are left fastening portions 84 ( When the fastening holes 84a and 85a of the 85 are fastened to the right fastening holes 33 and 34, the lower portion of the right side surface portion 71 is fixed to the right side of the base installation portion 22. After the plugs 37 and 38 are inserted into and inserted into the right fastening portion insertion grooves 31 and 32, the right fastening portion insertion grooves 31 and 32 and the right fastening portions 84 and 85 Fastening members 82 and 83 are not exposed to the outside.

In addition, the right cabinet 70 matches the fastening hole 87a of the right front fastening part 87 with the front right fastening hole 27 of the base installation part 22, and then fastens the fastening member 66. When it penetrates through the fastening hole 67a of the left front fastening part 67 and fastens to the front right fastening hole 35 of the base installation part 22, the lower part of the right front part 72 is the base installation part. It is fixed to the front right side of 22.

The right cabinet 70 matches the fastening hole 89a of the right rear fastening part 89 with the rear right fastening hole 36 of the base installation part 22, and then fastens the fastening member 68. When the right rear fastening portion 69 penetrates through the fastening hole 69a and is fastened to the rear right fastening hole 36 of the base installation portion 22, the lower portion of the right rear portion 73 is formed by the base installation portion ( 22) is fixed to the rear right.

On the other hand, the rear cabinet 90 is mounted on the base installation portion 22 of the base 20 at the lower end of the back portion 91 and fastening member 101 such as a screw on the upper side of the base installation portion 22. Rear fastening portions 105 and 106 having fastening holes 103 and 104 formed up and down to be fastened to 102 are horizontally bent.

The base installation part 22 has rear fastening holes 39a and 39b corresponding to the fastening holes 103 and 104 formed in the rear fastening parts 105 and 106 of the rear cabinet 90 on the upper surface of the rear part. ) Is formed up and down.

 Hereinafter, the assembly process of the base installation unit 22 and the rear cabinet 90 will be described.

 The fastening holes 103 and 104 of the rear fastening parts 105 and 106 are raised while raising the rear fastening parts 105 and 106 of the rear cabinet 90 to the rear part of the base installation part 22. The fastening members 101 and 102 to the fastening holes 103 and 104 of the rear fastening parts 105 and 106, respectively. When penetrated and fastened to the rear fastening holes 39a and 39b of the base installation part 22, the rear cabinet 90 is fixed to the rear of the base installation part 22 at the lower part of the rear part 91.

FIG. 15 is an exploded perspective view of the display shown in FIG. 4, and FIG. 16 is an enlarged cross-sectional view of the display shown in FIG. 4.

The front upper panel 120 is installed on the barrier 79 in front of the barrier 79, and at least one side of the front upper panel 102 and the barrier 79 is provided with a hooking means.

That is, the hook 79a is protruded on one side of the front upper panel 120 and the barrier 79, and the hook hole portion 122 is formed on the other side by the hook 79a is inserted.

Hereinafter, the hook 79a protrudes from the left and right sides of the barrier 79 so as to hang the front upper panel 120 to be installed, and the hook 79a is inserted into the front upper panel 120. It will be described by limiting the hook hole portion 122 is formed.

The front upper panel 120 includes a portion of the display 130, in particular, a window for exposing the display window 151 and the pressing part 152 of the display window 150 to be described in front of the front upper panel 120. The hole 123 is formed.

The front upper panel 120 is preferably made of a metal material, and a mounter 140 made of a non-metallic material such as a synthetic resin, on which the display 130 is installed, is installed on a rear surface of the front upper panel 120.

The front upper panel 120 has a guide 124 formed so that the mounter 140 slides up and down on the rear side of the front upper panel 120.

The front upper panel 120 has a fastening part 127 having a fastening hole 126 to be fastened to the mounter 140 and the fastening member 125.

The mounter 140 has an opening 141 corresponding to the window hole 123 so that a part of the display 130, in particular, a display window 150, which will be described later, is exposed in front of the front upper panel 120. do.

The mounter 140 has a fastening hole corresponding to the fastening hole 126 of the fastening part 127 so that the fastening member 125 can be fastened through the fastening hole 126 of the fastening part 127. A fastening boss 143 having a 142 is formed.

The display 130 includes a display window 150; A display cover 160 having a space S therein; It is configured to include a display assembly 170 located in the space (S).

The display window 150 has a transparent display window 151, the pressing portion 152 for the operation operation of the air conditioner is marked on the portion other than the display window 152.

Here, the pressing part 152 is coated or transferred to an embossed or engraved letter or figure on any one of the front and rear of the display window is marked.

The display window 150 is installed at the mounter 140 at the rear of the mounter 140.

The display window 150 has a fastening part 153 having a fastening hole 152 to be fastened to the mounter 140 and the fastening member 151, and the fastening member 151 is mounted on the mounter 140. ) Is formed with a fastening boss 145 having a fastening hole 144 corresponding to the fastening hole 152 of the fastening part 153 to be fastened through the fastening hole 152 of the fastening part 153. do.

The display cover 160 is formed in a box shape with an open front surface, and is installed at the mounter 140 at the rear of the mounter 140.

The display cover 160 has a fastening hole 162 is formed to be fastened to the mounter 140 and the fastening member 161, the mounter 140 is the fastening member 161 is the fastening hole 162 Fastening boss 147 having a fastening hole 146 corresponding to the fastening hole 162 is formed so as to be fastened through.

The display assembly 170 includes a substrate 172 fastened to the display cover 160, a display module 176 installed at the substrate 172 to be positioned behind the display window 151, and the pressing part ( And a switch 178 installed on the substrate 172 to be positioned behind the 152.

 The substrate 172 includes one of a printed circuit board PCB and a printed wiring board PWB.

The display module 176 includes an LED module, an LCD module, and the like, and includes a cooling display unit, an artificial intelligence display unit, a dehumidification display unit, a power saving cooling display unit, a plasma display unit, an outdoor unit operation display unit, a reservation display unit, an indoor temperature / desired temperature display unit, and a wind volume display unit. And the like.

The pressing unit 152 has a flow rate selection pressing unit, a temperature control pressing unit, an operation / stop pressing unit, a plasma pressing unit, and the like.

The switch 178 can be switched by sensing a minute pressure, it is preferably composed of a piezoelectric switch or the like.

Here, the pressing part 152 and the switch 178 are provided in plural in at least one of the horizontal direction and the vertical direction.

The pressing unit 152 has a flow rate selection pressing unit, a temperature control pressing unit, an operation / stop pressing unit, a plasma pressing unit, and the like.

In addition, the switch 178 may be a flow rate selection switch that is switched when the air flow selection press is pressed, a temperature control switch that is switched when the temperature control press is pressed, an operation / stop switch switched when the operation / stop press is pressed, and the plasma press is pressed. It is composed of a plasma switch and the like that are switched at the time.

The display assembly 170 is inserted into the space S of the display cover 160 and installed in the display cover 160.

The display assembly 170 has a fastening hole 173 formed in the substrate 172 to be fastened to the display cover 160 and the fastening member 177, and the display cover 160 is fastening member 177. The fastening boss 164 having a fastening hole 163 corresponding to the fastening hole 173 of the substrate 172 is formed so that) may be fastened through the fastening hole 173 of the substrate 172.

Reference numeral 179 shown in FIG. 16 denotes a control part for controlling the air conditioner.

FIG. 17 is an exploded perspective view of the blower and the heat exchanger illustrated in FIG. 4, and FIG. 18 is a cross-sectional view illustrating a fixing structure of the heat exchanger and the left cabinet and the right cabinet illustrated in FIG. 4, and FIG. 19 is a heat exchanger illustrated in FIG. 4. Some perspective views are shown of the fixing structure of the tile left cabinet and the right cabinet.

The motor mounter 181 may include a fastening hole 233 formed in the heat exchanger 200, in particular, a first cover 203, and a fastening hole formed in the front fastening portion 195 of the orifice 190. A front fastening hole 181a vertically coinciding with 194 is formed up and down, and a rear fastening hole 181b vertically coinciding with a fastening hole 197 formed in the rear fastening portion 198 of the orifice 190 at a rear portion thereof. It is formed up and down.

The motor mounter 181 is formed at the rear end of the rear fastening portion 181c which is fastened to the rear portion 91 of the rear cabinet 90.

The rear fastening part 181c includes a vertical part 181d bent downward at the rear end of the motor mounter 181 and a horizontal part 181e bent forward at the lower end of the vertical part 181d.

The vertical portion 181d is fastened to the rear portion 91 of the rear cabinet 90 and the fastening hole formed in the rear portion 91 of the rear cabinet 90 so as to be fastened to a fastening member 181f such as a screw ( The fastening hole 181g corresponding to 96 is formed before and after.

The horizontal portion 181e is mounted on the bent portion 204b of the rear bracket 234 described later or the second cover 204 described later.

The orifice 190 has a fastening hole 194 formed to fasten the fastening member 193 such as a screw to the motor mounter 181 and the heat exchanger 200, in particular, the first cover 203, at the front of the lower end. A fastening part 195 is formed, and a rear fastening part 198 having a fastening hole 197 is formed to be fastened to the motor mounter by a fastening member 196 such as a screw.

The orifice 190 is a hook (199) for hanging a wire (not shown) connected to the photo sensor 386 shown in FIG. 9 and a wire (not shown) connected to the motor 334 of the rotating mechanism 330. Is formed in a ring shape in the front portion of the upper end.

The heat exchanger 200 is fixed to at least one of the left cabinet 50 and the right cabinet 70 and the brackets 210 and 220. Hereinafter, the heat exchanger 200, in particular, the first cover 203. The left bracket 210 fastened to the left front part 52 of the left cabinet 50 and fastened to the heat exchanger 200, in particular, the first cover 203, and fastened to the right cabinet ( The right bracket 220 fixed to the right front part 72 of 70 will be described as being installed.

The left bracket 210 and the right bracket 220 are fastening parts 212 and 222 fastened to the heat exchanger 200, in particular, the first cover 203 by fastening members 211 and 221 such as screws. And hook parts 214 and 224 that are bent at the fastening parts 212 and 222 and hang on the front part 52 of the left cabinet 50 or the front part 72 of the right cabinet 70. It is configured by.

Fastening holes 212a and 222a through which the fastening members 211 and 221 pass are formed in the fastening parts 212 and 222.

On the other hand, the heat exchanger 200, in particular, the first cover 203 is formed in the front and rear left fastening hole (203a) is fastened to the fastening member 211 through the fastening hole (212a) of the left bracket (210) The right fastening hole 203b to which the fastening member 222 penetrating the fastening hole 222a of the right bracket 220 is fastened is formed before and after.

 The hook portions 214 and 224 are formed at the first bent portions 215 and 225 that are bent forward at the ends of the fastening portions 212 and 222 and the first bent portions 215 and 225. The second bent portion 216 (bent to one side of the left and right side to be caught rearward to the left front portion 52 of the left cabinet 50 or the right front portion 52, 72 of the right cabinet 70 ( 226).

The heat exchanger 200 has a bent portion 230 that is bent in a cross-sectional shape '' 'at the top of the first cover 204.

The bent portion 230 has a permanent magnet mounting hole 232 is formed before and after the permanent magnet 231 is mounted on the front portion.

The bent portion 230 has a fastening hole 233 is formed up and down so as to be fastened by the fastening member 193 such as the motor mounter 181 and the orifice 190 and the screw on the upper surface.

The heat exchanger 200 is fixed to the rear cabinet 90 and the rear bracket 234.

The heat exchanger 200 has a fastening hole 204a formed on the upper end of the second cover 204 and a bent portion 204b that is bent horizontally.

The rear bracket 234 is opposite to the bent portion 204b and the horizontal portion 235 fastened to the bent portion 204b, and the horizontal portion so as to face the rear portion 91 of the rear cabinet 90. The vertical portion 237 is bent at 235 and fastened to the rear portion 91 of the rear cabinet 90.

The horizontal portion 235 has a fastening hole 235a facing up and down the fastening hole 204a of the bent portion 204b, and a fastening member 236 such as a screw fastening hole of the horizontal portion 235 ( 235a and the bent portion 204b of the second cover 204 through one of the fastening hole 204a is fastened to the other.

The vertical portion 237 is formed with a fastening hole 237a opposite to the fastening hole 97 formed in the rear surface 91 of the rear cabinet 90 so that a fastening member 238 such as a screw is formed in the rear cabinet 90. It is fastened to the fastening hole 237a by passing through the fastening hole 97.

The heat exchanger 200 is connected to at least one of the heat exchanger 200, in particular, at least one of the first heat exchanger 201 and the second heat exchanger 202. (200) In particular, it further comprises a refrigerant pipe holder 240 fixed to the first cover (203).

The refrigerant pipe holder 240 includes a first fastening part 242 and a first fastening part 242 fastened by the fastening member 241 to the heat exchanger 200, in particular, the first cover 203. A holder portion 244 that is bent to fix one side of the refrigerant pipes 7 and 8 to the heat exchanger 200, in particular, the first cover 203, and is bent from the holder portion 244 to the heat exchanger. In particular, the device 200 includes a second fastening part 246 fastened to the first cover 83 by a fastening member 245.

Fastening holes 243 through which the fastening member 241 passes are formed in the first fastening part 242 before and after.

The holder part 244 may surround the one side of the heat insulating material 9 wound around the refrigerant pipes 7 and 8, particularly around the refrigerant pipes 7 and 8, in a semi-circular shape, and the heat exchanger 200 may be used. In particular, the front cover side of the first cover 203 is fixed.

The second fastening part 246 is formed with a fastening hole 247 through which the fastening member 245 passes.

Meanwhile, the left fastening hole 203c to which the fastening member 241 penetrating the fastening hole 243 of the first fastening part 242 is fastened to the heat exchanger 200, in particular, the first cover 203. And a right fastening hole 203d to which the fastening member 245 passing through the fastening hole 247 of the second fastening part 246 is fastened.

Reference numeral 248 shown in FIG. 17 denotes the first cover 203 so that the refrigerant pipes 7 and 8 can extend along the front of the first cover 203 through the first cover 203. 17 is a pipe through hole formed before and after, and reference numeral 249 illustrated in FIG. 17 minimizes the intake of air through the pipe through hole 248 and the refrigerant pipe 7 penetrating through the pipe through hole 248. It is a piping cover which covers a part of (8).

Looking at the operation of the present invention configured as described above are as follows.

First, the indoor unit (2) (4) of the air conditioner, the motor 334 of the rotary mechanism 330 is driven in the discharge port unit raising mode during the cooling operation or heating operation, the center gear 332 is The second gears 316 and 318 of the plurality of drive gears 322 and 324 are simultaneously rotated by being rotated in one of clockwise and counterclockwise directions.

The plurality of drive gears 322 and 324 are rotated about the rotation shafts 323 and 325, and the plurality of driven gears 302 and 306 meshed with the first gears 312 and 314 are the Ascending along the first gear 312, 314, the discharge port unit 250 is driven by the driven gear mounting portion 264 of the lower frame 260 together with the plurality of driven gear 302, 306 The inside of the guide part 360 is raised upward.

At this time, the discharge port unit 250 is guided by the leg 268 of the lower frame 260 sliding up and down along the slot 362 of the guide portion 360 to minimize the shaking of the driven gear installation unit 264 The roller 282 is rolled along the outer guide 380 or the barrier 79 while helping to smoothly lift the discharge unit 250, in particular the lower frame 260, and the discharge unit 250. The roller mounting portion 284 of the c) is elastically bent or restored when the discharge port unit 250 is raised to allow the roller 282 to smoothly roll.

On the other hand, when the discharge port unit 250 is raised, the central gear 322 and the second gear 316, 318 is caught up by the upward locking portion 344 of the gear holder 340 and upwards thereof. Shaking or detachment of the gear holder 340 is restricted in a horizontal direction by the horizontal locking portion 345 of the gear holder 340, and shaking or detachment of the plurality of driving gears 322 and 324 is stable. In the supported state, the outlet port 250 is raised smoothly without shaking.

As shown in FIGS. 2, 5, and 6, the discharge port unit 250 is disposed to protrude upward from the main body 10, such that the left air discharge port 252, the central air discharge port 254, and the right air outlet unit 250 are disposed on the right side of the main body 10. The air discharge port 256 is opened, and a lift detecting protrusion 296 protruding from one surface of the discharge port unit 250 enters between the light emitting unit 384 and the light receiving unit 385, thereby providing a light emitting unit 384. When the light is blocked between the light receiving units 385, the light receiving unit 385 does not receive the light irradiated from the light emitting unit 384, and the photo sensor 388 detects the light. According to the detection result of the sensor 388, it is determined that the discharge port unit 250 has risen to the maximum height, and the driving of the motor 334 of the rotating mechanism 330 is stopped.

Meanwhile, the air conditioner drives a compressor mounted on the outdoor unit 6 connected to the heat exchanger 200 and the refrigerant pipes 7 and 8 during the cooling operation or the heating operation, and the motor of the blower 180 182 is driven.

When the compressor is driven, the refrigerant passes through the heat exchanger 120, and the air around the heat exchanger 200 is heat-exchanged with the refrigerant to be cooled / heated.

In addition, when the blower motor 182 of the blower 180 is driven, the blower fan 185 is rotated, and the outside air of the indoor unit 2 (4) of the air conditioner is the left air inlet of the left cabinet 50. It is sucked into the lower part between the left cabinet 12 and the right cabinet 14 through the right air inlet 14 of 12 and the right cabinet 70.

The air sucked into the left air inlet 12 is purified while passing through the left filter 55 and the left high performance filter 56, and then passes through the left heat exchanger 201 of the heat exchanger 200. Heat exchange to heat or cool.

Then, the air sucked into the right air inlet 14 is purified while passing through the right filter 75 and the right high performance filter 56, and then passes through the right heat exchanger 202 of the heat exchanger 200. Heat exchange with the refrigerant to heat or cool.

The air heated or cooled as described above is mixed in the space between the left heat exchanger 201 and the right heat exchanger 202, and then the air is heated upwardly between the left heat exchanger 201 and the right heat exchanger 202. It is sucked and blown while passing through the orifice 190 in the vertical direction to form a whirlwind to the upper portion of the blowing fan 185.

The air of the vortex blown to the upper part of the blower fan 185 is converted into vertical flow flowing vertically while passing through the lattice part 370, and odor particles and the like are removed while passing through the filter 372 to purify again. do.

The purified air is blocked by the guide part 360 and is not influenced by the plurality of drive gears 322 and 324, and is mutually flown, and flows in the vertical direction while being guided by the outer wall of the guide part 360. It blows toward the inside of the discharge port unit 250.

The blown air is discharged to three surfaces of the discharge unit 250 through the left air outlet 252, the central air outlet 254, and the right air outlet 256.

On the other hand, when the air conditioner is stopped and operated, the compressor of the outdoor unit 6 and the motor 182 of the blower 180 are stopped driving, and the motor 334 of the rotary mechanism 340 is in the discharge port unit lowering mode. Is driven.

When the motor 334 of the rotation mechanism 340 is driven in the discharge port unit lowering mode, the center gear 332 is rotated in the opposite direction as the rising of the discharge port unit 250 in the clockwise and counterclockwise direction to the plurality of The second gears 316 and 318 of the two drive gears 322 and 324 are simultaneously rotated in the opposite directions as when the discharge port unit 250 is raised.

 The plurality of drive gears 322 and 324 are rotated in the opposite directions as when the ejection opening unit 250 is raised about the rotation shafts 323 and 325, and are engaged with the first gears 312 and 314. Driven gears 302 and 306 are lowered along the first gears 312 and 314, and the discharge port unit 250 is driven by the driven gear mounting portion 264 of the lower frame 260. It is lowered inward from the upper side of 360.

At this time, the discharge port unit 250 is driven, while the leg portion 268 of the lower frame 260 is guided sliding up and down along the slot 362 of the guide portion 360 as in the rise of the driven gear mounting portion 264 ), While the shaking is minimized, the roller is lowered in a stable sense, and the roller 282 rolls along the outer guide 380 or the barrier 79 to help smoothly lower the outlet unit 250, particularly the lower frame 260. The roller installation part 284 of the discharge port unit 250 allows the roller 282 to roll smoothly while being elastically curved or restored when the discharge port unit 250 descends.

On the other hand, when the discharge port unit 250 descends, the center gear 322 and the second gear 316, 318 is shaken or separated by the gear holder 340, as when the discharge port unit 250 is raised. This is limited, and the plurality of drive gears 322 and 324 are supported by the lower part in a stable sense, and smoothly lower the discharge port unit 250 without shaking.

As shown in FIGS. 3, 7, and 8, the outlet unit 250 is inserted into the main body 10, and thus, the left air outlet 252, the center air outlet 254, and the right air are inserted into the main body 10. The discharge port 256 is sealed.

When the falling detection protrusion 298 protruding from the upper surface of the discharge port unit 250 enters between the light emitting unit 384 and the light receiving unit 385 to block between the light emitting unit 384 and the light receiving unit 385, The light receiving unit 385 does not receive the light irradiated from the light emitting unit 384, and the photo sensor 388 detects this, and the indoor unit of the air conditioner according to the detection result of the photo sensor 388. It is determined that the discharge port unit 250 has descended to the maximum, and the motor 334 of the rotary mechanism 330 is stopped.

The indoor unit of the air conditioner of the present invention configured as described above guides the up and down flow of the air blown from the blower, and guides to guide the lifting and lowering of the discharge port unit are arranged on the upper side of the blower, so that the air blown by the blower is It is possible to minimize the shaking that may occur during the lifting and lowering of the discharge port unit by helping the lifting and lowering of the discharge port unit with a simple structure to be discharged evenly to the whole without being oriented to one side.

 In addition, since the indoor unit of the air conditioner of the present invention guides the lifting and lowering of the driven gear mounting portion formed in the discharge port unit, the shaking of the driven gear mounting portion that may be generated during the lifting and lowering of the discharge port unit is transmitted / spread around the driven gear installation portion. There is an advantage that can be prevented and to raise and lower the discharge port unit more stable.

In addition, the indoor unit of the air conditioner of the present invention is provided with a roller to assist the lifting of the discharge port unit to help the smooth lifting of the discharge port unit, the elastic to allow the roller mounting portion to be elastically bent around the roller mounting portion is installed roller There is an advantage that the slit is formed to help the rollers roll smoothly without disturbing the lifting and lowering of the discharge port unit.

In addition, the indoor unit of the air conditioner of the present invention includes an installation portion in which the guide is provided with a rotating mechanism for rotating the drive gear, and a guide portion protruding from the installation portion and inserted into the driven gear installation portion of the discharge port unit in the vertical direction, When the installation part and the guide part are made of separate members, there are advantages in that the number of parts is small and the structure is simple.

 In addition, since the indoor unit of the air conditioner of the present invention has a guide portion formed in a box shape, the indoor unit can smoothly induce the air blown from the blower with a simple structure, and can prevent the flow to the plurality of drive gears. have.

In addition, the indoor unit of the air conditioner of the present invention has an advantage that the guide slits in which the leg of the discharge port unit slides up and down are formed vertically long, so that the straightness of the discharge port unit can be easily raised and lowered.

In addition, since the indoor unit of the air conditioner of the present invention further comprises a grating portion formed around the installation portion of the guide, the air blown from the blower is first flow-switched by the grating portion, and then flow-changed again by the guide portion, The whirlwind blown by the blower can be converted more reliably into vertical flow, and it is possible to prevent the breakage of the guide that may be generated when the blown air hits the guide directly. There is an advantage to minimize the inflow to the content slit.

In addition, the indoor unit of the air conditioner of the present invention has the advantage that the filter is disposed on the upper surface of the lattice portion has a high air purification performance.

In addition, the indoor unit of the air conditioner of the present invention has an advantage that the filter engaging ribs are formed protruding on the upper surface of the grating portion to facilitate the installation of the filter and to prevent the flow of the filter.

In addition, the indoor unit of the air conditioner of the present invention is configured to further include an outer guide installed on the upper portion of the main body so that the guide guides the lifting of the discharge port outside the unit, the outside of the discharge port unit is smoothly lifted with the driven gear mounting portion There is an advantage.

In addition, the indoor unit of the air conditioner of the present invention is provided with a photo sensor consisting of a light emitting unit and a light receiving unit to detect the lifting and lowering of the discharge port unit in the outer guide, and the rising detection projection which enters between the light emitting unit and the light receiving unit on one surface of the discharge port unit The falling detection protrusion is formed to protrude from the upper and lower spaced apart, it is possible to efficiently detect the maximum rise and the maximum fall of the discharge port unit, there is an advantage that can prevent the rise or fall of the discharge port unit.

Claims (20)

A main body having an air inlet; A blower installed inside the main body; A discharge port unit disposed to be elevated to an upper portion of the main body, and having an air discharge port formed therein; A driven gear provided in the discharge port unit; A drive gear meshed with the driven gear; A rotating mechanism for rotating the drive gear; The indoor unit of the air conditioner is disposed on the upper side of the blower comprises a guide for guiding the up and down flow of the air blown from the blower and guides the lifting of the discharge port unit. A main body having an air intake port formed therein; A blower installed inside the main body; A discharge port unit disposed to be elevated to an upper portion of the main body, and having an air discharge port formed therein; A driven gear provided in the discharge port unit; A drive gear meshed with the driven gear; A rotating mechanism for rotating the drive gear; The indoor unit of the air conditioner is disposed on the upper side of the blower comprises a guide for guiding the lifting of the driven gear mounting portion formed in the discharge port unit. The method according to claim 1 or 2, The indoor unit of the air conditioner, characterized in that the discharge port unit is provided with a roller to help the lifting and lowering of the discharge unit. The method of claim 3, wherein The roller is indoor unit of the air conditioner, characterized in that the plurality of spaced apart at the front and rear or left and right on at least one of the four sides of the discharge port unit. The method of claim 3, wherein The discharge unit is an indoor unit of the air conditioner, characterized in that the elastic slit is formed in the periphery so that the roller mounting portion is installed in the roller elastically. The method of claim 5, The indoor slit of the air conditioner, characterized in that the elastic slit is formed to be opened up and down on the left and right sides of the roller mounting portion. The method according to claim 1 or 2, The discharge port unit includes a lower frame, an upper frame disposed above the lower frame and having an air discharge port formed therebetween, and a grill disposed at the air discharge port. Indoor unit. The method of claim 7, wherein The lower frame is an indoor unit of an air conditioner, comprising an outer frame portion, a driven gear mounting portion on which the driven gear is installed, and a leg portion connecting the outer frame and the driven gear mounting portion. The method of claim 8,  The guide is an indoor unit of the air conditioner, characterized in that it comprises an installation unit for the rotation mechanism is installed, and a guide portion protruding from the installation portion and the driven gear installation portion is inserted in the vertical direction. The method of claim 9, The rotating mechanism includes a motor, a central gear installed on the rotating shaft of the motor and meshed with the driving gear, and a motor mounter installed on the motor and fastened to the installation unit. . The method of claim 10, The guide of the indoor unit of the air conditioner, characterized in that the through-hole is formed to pass through the motor is formed and the motor protection rib surrounding the motor is formed. The method of claim 9, The indoor unit of the air conditioner, characterized in that the guide portion is formed in a box shape. The method of claim 9, The guide unit is an indoor unit of the air conditioner, characterized in that the guide slit guides the upper and lower sliding legs formed long vertically. The method of claim 9, The guide is an indoor unit of the air conditioner, characterized in that further comprises a grid formed around the installation portion. The method of claim 14, The indoor unit of the air conditioner, characterized in that the filter is disposed on the upper surface of the grid portion. The method of claim 15, Indoor unit of the air conditioner, characterized in that the filter engaging rib protruding the filter is formed on the upper surface of the grid portion. The method according to claim 1 or 2, The guide is an indoor unit of the air conditioner, characterized in that further comprises an outer guide installed on the upper portion of the main body to guide the lifting of the outer periphery of the discharge port unit. The method of claim 17, The outer guide is an indoor unit of the air conditioner, characterized in that the photo sensor consisting of a light emitting unit and a light receiving unit is installed to detect the lift of the discharge port unit. The method of claim 18, The discharge port unit may include a lift detecting protrusion protruding from a lower surface of the discharge port unit to close the light emitting part and the light receiving part when the discharge hole unit is raised at the maximum; The indoor unit of the air conditioner, characterized in that it comprises a falling detecting projection protruding on the upper surface of the discharge port unit to block between the light emitting portion and the light receiving portion when the maximum discharge of the discharge port unit. The method according to claim 1 or 2, The indoor unit of the air conditioner, characterized in that a plurality of sets of the drive gear and the driven gear is installed.

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