KR20100012306A

KR20100012306A - Indoor unit of air-conditioner

Info

Publication number: KR20100012306A
Application number: KR1020080073623A
Authority: KR
Inventors: 이종해
Original assignee: 엘지전자 주식회사
Priority date: 2008-07-28
Filing date: 2008-07-28
Publication date: 2010-02-08

Abstract

PURPOSE: An indoor unit of an air-conditioner is provided to prevent a front panel from being separated from a hinge bracket by minimizing the deformation of a hinge bracket. CONSTITUTION: An indoor unit of an air-conditioner comprises a main body(2), a front panel, a hinge bracket(220), and combining members. The front panel is placed on the front side of the main body. The hinge bracket connects the front panel on one side of the main body to be rotated. The combining members couple both sides of the hinge bracket on the main body and the front panel. One among the combining members is inserted into the hinge bracket to be rotated and is screwed up on the front panel.

Description

Indoor unit of 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 preventing removal of the hinge bracket and the front panel by screwing and fixing the hinge bracket to the main body and the front panel, respectively. will be.

In general, an air conditioner uses 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. do.

The separation type and the integrated type are functionally the same, but the separation type has an indoor unit having a cooling / heating function on the indoor side, and an outdoor unit having a heat dissipation / cooling and compression function on the outdoor side, and the refrigerant pipes are separated from each other. It is connected. The integrated type integrates the functions of cooling / heating and compression, and is directly installed by drilling a hole in the wall of the house or hanging a device on the window.

Recently, the front panel forming the front of the air conditioner is rotatably installed to open and close the front of the air conditioner, while the overall appearance is a tendency to look concise.

Korean Patent Laid-Open Publication No. 10-2005-0090608 discloses an indoor unit of an air conditioner having a hinge cover for installing a hinge means for opening and closing a front panel to an air conditioner and covering the hinge means. The hinge means includes a hinge bracket, the hinge bracket is fitted to the hinge shaft on the front panel, the front inner panel is assembled and fixed by screws.

However, since the indoor unit of the air conditioner disclosed in Japanese Patent Laid-Open Publication No. 10-2005-0090608 is hingedly coupled to the front panel in a fitting manner, when deformation such as bending occurs in the hinge bracket by external force, There is a problem that the hinge bracket is easy to be removed from the front panel. When the hinge bracket is removed, the front panel is removed, which may cause a safety accident.

The present invention is to prevent the removal of the hinge bracket connecting the main body and the front panel, an object of the present invention to provide an indoor unit of the air conditioner can be improved safety.

The indoor unit of the air conditioner according to the present invention rotatably connects the main body discharged after the air is sucked and air-conditioned, the front panel disposed on the front of the main body, and one of the left and right sides of the main body. And a plurality of coupling members for coupling both sides of the hinge bracket to the main body and the front panel, respectively, wherein at least one of the plurality of coupling members is pivotally fitted to the hinge bracket, and then The panel is characterized in that it is formed to be screwed.

In the present invention, the plurality of coupling members include a screw for screwing one side of the hinge bracket to the main body, and a coupling pin screwed to the front panel after being rotatably fitted to the hinge bracket.

In the present invention, the coupling pin includes a pin portion fitted to the hinge bracket, and a screw portion extending from the pin portion and screwed to the front panel.

In the present invention, the hinge bracket has a fastening hole through which the screw is screwed and a through hole through which the coupling pin is inserted.

In the present invention, the boss portion to which the coupling pin is screwed is protruded on the upper surface of the front panel.

In addition, according to another aspect of the present invention, the air inlet is formed on both sides of the lower left and right, respectively, the air outlet is formed on both sides of the upper left, right, the main body is formed with an opening in the lower front, A front panel for shielding or opening the front top of the main body and the opening together, a hinge bracket for connecting the front panel to one of the left and right sides of the main body, and both sides of the hinge bracket to the main body and the front panel, respectively And a plurality of coupling members, wherein at least one of the plurality of coupling members is screwed to one of the hinge bracket and the front panel and rotatably fitted to the other. Provide indoor unit.

The indoor unit of the air conditioner according to the present invention includes a hinge bracket for rotatably connecting the front panel to the main body, and since the hinge bracket is fixed to each of the main body and the front panel by screwing, the deformation of the hinge bracket Minimization and removal are prevented, so that the phenomenon that the front panel is removed is prevented.

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

1 is a perspective view when the operation of the air conditioner according to an embodiment of the present invention stopped, FIG. 2 is a perspective view of the air conditioner according to an embodiment of the present invention, Figure 3 is an embodiment of the air conditioner according to the present invention Example of the front panel is rotated to one side of the left and right open perspective view, Figure 4 is an exploded perspective view of an embodiment of an air conditioner according to the present invention.

The air conditioner according to the present embodiment may be applied to any case such as a stand type air conditioner, a wall-mounted air conditioner, a ceiling type air conditioner, or the like. Hereinafter, a stand type air conditioner will be described for convenience.

In the air conditioner according to the present embodiment, as shown in FIGS. 1 to 4, air inlets 4 and 6 through which air in the room is sucked are formed in the main body 2. In addition, the main body 2 is provided with air discharge ports 8 and 10 through which air-conditioned air such as heated, cooled, or purified inside the main body 2 is discharged.

The air inlets 4 and 6 are formed below the main body 2, and the air discharge ports 8 and 10 are formed above the main body 2. The main body 2 has a flow path for inhaling air through the lower part, air conditioning the inside, and discharging the air conditioned through the upper part.

The main body 2 largely includes a base 12, a cabinet 20, a lower panel 30, 40, and an upper panel 50.

The base 12 forms an outer appearance of the bottom of the main body 2, and supports the cabinet 20, the lower panel 30, 40, and the like.

Referring to FIG. 4, the cabinet 20 forms an exterior of a rear portion of the main body, and includes a rear plate portion 22, a seat plate portion 24, and a right plate portion 26. It is located above the rear part.

The cabinet 20 may be bent orthogonally to the rear plate portion 24 and the right plate portion 26, and the rear plate portion 24 and the width so that the width gradually increases toward the front It is also possible to bend obliquely.

The lower panels 30 and 40 include a left lower panel 30 having a left air inlet 4 and a right lower panel 40 having a right air inlet 6.

The left lower panel 30 is installed on the left side of the front portion of the base 12, and the left air inlet 4 is formed to be open in the left and right directions or open in the left front direction. The left lower panel 30 is provided with a left filter case 34 on which the left filter 32 is mounted. The left lower panel 30 and the left filter case 34 are lifted along at least one of the left lower panel 30, the left filter 32, and the left filter case 34 in the space between the left lower panel 30 and the left filter case 34. The left cleaning unit 36 for cleaning the foreign matters of the filter 32 is arranged to be liftable.

The right lower panel 40 is installed on the right side of the front part of the base 12, and the right air inlet 6 is formed to open in the left and right directions or open in the right front direction. The right lower case 40 is provided with a right filter case 44 on which the right filter 42 is mounted. The right lower panel 40 is lifted along at least one of the right lower panel 40, the right filter 42, and the right filter case 44 in the space between the right filter case 44 and the right side. The right cleaning unit 46 for cleaning the foreign matters of the filter 42 is arranged to be liftable.

Referring to FIG. 4, the upper panel 50 is disposed above the front of the cabinet 20 and includes the front plate part 52, the left plate part 53, and the right plate part 54. Referring to FIG. 6, the upper panel 50 has a left discharge part 55 inclined with respect to the front plate part 52 and the left plate part 53 between the front plate part 52 and the left plate part 53. Is formed, and the left air discharge port 8 is formed in the left discharge portion 55 so as to open in the left and right directions or open in the left front direction. The left discharge part 55 has an inward direction of the main body 2 such that a left wind direction adjusting part 92 protruding from the left panel 90 is inserted and received when the left panel 90 is closed. It is formed to be recessed.

The upper panel 50 has a right discharge part 56 inclined with respect to the front plate part 52 and the right plate part 54 between the front plate part 52 and the right plate part 54. The right air discharge port 10 is formed in the right discharge part 56 to be opened in the left and right directions or is formed to be opened in the right front direction. The right discharge part 56 is inserted into the right wind direction control unit 102 protruding from the right panel 100 when the right panel 100 to be described later is inserted into the main body 2. It is formed to be recessed.

The front cover 60 is installed in front of the upper panel 50. The front cover 60 is installed to shield the front of the upper panel 50, and is formed in a rectangular plate shape as a whole, so that a part of the left side 62 shields the front of the left discharge part 55, A portion 64 shields the front of the right discharge portion 56.

The front cover 60 prevents the air passing through the left air outlet 8 and the right air outlet 10 from being directed toward the left panel 9 and the right panel 100 without going straight ahead. It acts as a kind of air guide and when the left panel 90 and the right panel 100 are in the closed position, the left wind direction control unit 92 and the right wind direction control unit 102 prevents from being seen from the front. It acts as a shield member.

1 to 3, the front panel 70 is connected to the front of the main body 2 to be rotated to one side of the left and right.

The front panel 70 may open and close between the upper end of the upper panel 50 and the front cover 60 and the front lower part of the base 12 while forming an overall appearance of the front part of the air conditioner. The front cover 60 forms the front upper exterior of the air conditioner, and the front panel 70 forms the front lower exterior of the air conditioner, and the lower end of the upper panel 50 and the front cover 60 and the Of course, it is also possible to open and close between the front lower portion of the base 12.

Hereinafter, the front panel 70 is rotatably connected to at least one of the base 12, the lower left panel 30, the lower right panel 40, and the upper panel 50, and the upper panel 50. And it will be described as opening and closing between the upper end of the front cover 60 and the front lower portion of the base 12.

In addition, the front panel 70 has both the front ends of the left panel 90 and the right panel 100 at both side ends of the front panel 70 when the left panel 90 and the right panel 100 to be described later are closed. It is larger than the width between the tip of the left panel 90 and the tip of the right panel 100 when the left panel 90 and the right panel 100 are closed so as to be hidden and invisible from the front of the front panel 70. Or the same left and right width.

The front panel 70 has a plurality of structures in which a plurality of members 71 and 72 are coupled to each other. The front panel 70 forms an aesthetic appearance on the front side of the air conditioner and is located on the outside with respect to the main body 2. A member 71 and a body 72 coupled to the front exterior member 71 and rotatably connected to the body 2.

The front exterior member 71 may be made transparent, and a plate, a sheet or a layered decorative part may be formed on the rear surface thereof, and may be translucent with color, pattern, or the like. Of course. The front exterior member 71 is formed of a material such as glass, fabric or ceramics.

The front panel 70 may be directly bonded to the front exterior member 71 by an adhesive means such as an adhesive on the front side of the body 72, may be directly mounted by a fastening means such as a screw, It is also possible that one of the two is restrained and coupled to the other by the hook portion formed in any one of the front exterior member 71 and the body 72, and the separate holder 73 and the front exterior member 71 and Of course, it is also possible to combine the front facade member 71 and the body 72 while wrapping around the rim of the body 72. Hereinafter, the holder 73 will be described as surrounding the front and rear edges of the front exterior member 71 and the body 72.

On the other hand, the body 72 is formed with at least one opening hole 72a, the display 74 for displaying the operation information of the air conditioner through the front exterior member 71 in the opening hole or the rear position of the opening hole (74) Is installed.

The front panel 70 is the display 74 when the air conditioner is operated when the front exterior member 71 is made of translucent and the display 74 is made of an LED display such as a dot LED. Is activated to display driving information through the translucent front exterior member 71, and when the air conditioner stops operating, the display 74 is turned off so that the display 74 is not visible from the front. It is possible to simplify the front appearance of the air conditioner.

Meanwhile, the main body 2 is provided with left and right panels 90 and 100 for guiding air while opening and closing at least one of the air inlets 4 and 6 and the air outlets 8 and 10. All. The left and right panels 90 and 100 simultaneously open and close the air inlets 4 and 6 and the air outlets 8 and 10 and guide both the intake air and the discharge air. It is formed long.

That is, the left and right panels 90 and 100 serve as suction vanes for guiding air sucked into the air inlets 4 and 6 as well as opening and closing the air inlets 4 and 6. The upper part opens and closes the air discharge ports 8 and 10 and serves as a discharge vane for guiding the air discharged to the air discharge ports 8 and 10.

2 to 4, the air conditioner according to the present exemplary embodiment has a structure in which the discharge port unit 110 on which the air discharge port 108 is formed is raised or lowered on the inner upper portion of the main body 2. The main body 2 may have an opening surface in which the entire upper surface thereof is opened in the vertical direction, or an opening opening in the vertical direction may be formed in a part of the upper surface. The discharge port unit 110 is moved up and down through an opening surface or an opening of the main body 2.

The main body 2 is provided with an elevating guide 80 through which the discharge port unit 110 is lifted and guided, and the discharge port unit 110 is lifted and guided by the lift guide 80 while the upper side of the lift guide 80 is provided. The air outlet 108 is opened / exposed or lowered into the elevating guide 80 to cover the upper surface of the elevating guide 80, that is, the upper surface of the main body 2. 108 is sealed.

The main body 2 is provided with a decor member 120 to form the outer appearance of the upper side of the air conditioner. The decor member 120 is a kind of decorative member that enhances the aesthetics of the upper side of the air conditioner, and the main body 2, in particular the cabinet 20 and the upper part of the lifting guide 82 and the discharge port unit 110. The part protruding higher than the upper end of the panel 50 is a kind of shielding member which is hidden invisibly around the circumference of the main body 2. The deco member 120 may be arranged left and right only in front of the upper side of the main body 2, and arranged long left and right in front of the upper side of the main body 2 and forward and backward on the upper left side of the main body 2. It is also possible to have a 'U' shape as a whole as long as it is arranged long before and after the upper right side of the main body 2, the overall shape of the '□' along the upper circumference of the main body 2 and the discharge unit 110 in the center It is also possible to form an opening through which) passes.

Reference numeral 290 shown in FIG. 4 is installed on the inner upper portion of the main body 2, is installed to be located below the lifting guide 82, the heat exchanger 290 for heat exchange between the refrigerant and air.

Reference numeral 310 shown in Figure 4 is a blower installed in the inner lower portion of the main body (2). The blower 310 is a centrifugal blower that blows air in the front or rear to blow upward. The blower 310 is a fan motor 312 is installed so that the rotating shaft protrudes in the front and rear direction, the blowing fan 314 connected to the rotating shaft of the fan motor 312, the blowing fan 314 and the fan motor 312 An opening is formed at one side of the front side and the rear side thereof, and includes a fan housing 316 having a discharge hole formed thereon, and an orifice 318 disposed at the opening of the fan housing 316.

Reference numeral 320 shown in FIG. 4 denotes a foreign substance treatment apparatus for treating the foreign substances cleaned by the cleaning units 36 and 46. The foreign matter processing apparatus 320 is located inside the lower portion of the main body 2, which is a position that can be exposed to the outside when the front panel 70 is opened, particularly between the left and right lower panels 30 and 40. It is preferably installed in the upper surface of the base 12. The foreign matter treatment device 320 is connected to the left cleaning unit 36 and the left hose 322. The foreign matter processing device 320 is connected to the foreign matter separator 326 connected to the right cleaning unit 46 and the right hose 324, and the foreign matter separator 326 connected to the foreign matter separator 326 and the hoses 322 and 324. And a suction force generating unit 328 for generating suction force in the left cleaning unit 36 and the right cleaning unit 46, a foreign matter container 330 containing foreign matter separated from the foreign matter separator 326, and a left cleaning unit ( 36 and a cleaning control unit 332 which controls the right cleaning unit 46 and the suction force generating unit 328.

Reference numeral 340 shown in FIG. 4 is a purifying mechanism 340 for purifying air sucked into the blower 310. The purifying mechanism 340 includes a filter holder 341 mounted to the blower 310 and at least one central filter 342 detachably coupled to the filter holder 341.

In addition, the front panel 70 and the upper panel 50 are coupled by a rotation limiting means 280 that limits the rotational speed and angle of the front panel 70. The rotation limiting means 280 is a slider 281 one end of which is slidably coupled to the front panel 70 and the other end of which is rotatably coupled to the upper panel 50. The front panel 70 is provided with a guide rail 282 for guiding the movement of the slider 281. The upper panel 50 is provided with a hinge bracket 283 to which the slider 281 is hinged.

Referring to FIG. 3, the front panel 70 is rotatably and detachably connected to one side of the left and right sides by a lower hinge bracket 210 and an upper hinge bracket 220 installed on the main body 2.

The lower hinge bracket 210 is installed on the base 12 of the main body 2 and coupled to the front panel 70, and the upper hinge bracket 220 is attached to the upper panel of the main body 2. 50 may be installed on the front panel 70.

A lower hinge coupler 230 on which the lower hinge bracket 210 is installed is formed at one side of the left and right sides of the front lower part of the base 12.

The lower hinge coupling portion 230 is formed in the shape of a stepped groove in a peripheral portion such that a rear portion of the lower hinge bracket 210 is inserted and installed. That is, the lower hinge coupling portion 230 is formed of a stepped groove formed on the front and the upper surface of the upper left and right sides of the base 12, the height is lower than the periphery.

The lower hinge bracket 210 has a rear portion inserted into the lower hinge coupling portion 230, and a bottom plate of the lower hinge coupling portion 230, in particular, the stepped groove portion, by a fastening member such as a screw 236. It is fastened to the fastening boss protruding from the plate.

Referring to FIG. 4, the lower hinge bracket 210 has a front step bent to a lower level than a rear part, and a protrusion 214 protruding in the left and right directions is formed at the front part, and an upper surface of the protrusion 214 is provided. The hinge protrusion 212 is formed to protrude upward. The hinge protrusion 212 is inserted in the hole formed in the lower portion of the front panel 70 in the vertical direction.

5 is an exploded perspective view illustrating the coupling of the upper hinge bracket and the upper panel according to an embodiment of the present invention, Figure 6 is a cross-sectional view showing a coupling state of the upper hinge bracket and the upper panel shown in FIG.

Referring to FIG. 5, the upper hinge bracket 220 is bent so that the height of the front portion 221 is higher than that of the rear portion 222, and the protrusion 223 protruding from the front portion 221 in the left and right directions is formed. Is formed.

The rear fastening hole 225 is formed in the rear portion 222 of the upper hinge bracket 220 to be coupled to the main body 2 by a coupling member such as a screw 224. A plurality of rear fastening holes 225 may be formed. Hereinafter, two fastening holes will be described.

The upper left side of the upper panel 50 is formed with a stepped groove 242 stepped from the peripheral portion so as to correspond to the rear portion of the upper hinge bracket 220. The stepped groove 242 is formed so that the front and the upper surface is opened. An upper panel fastening hole is formed on the bottom of the stepped groove 242 to correspond to the rear fastening hole 225 so that the screw 224 passing through the rear fastening hole 225 is fastened.

Referring to FIG. 4, an opening 255 is formed in an upper portion of the front cover 60 to open the front of the stepped groove 242.

The protrusion 223 of the upper hinge bracket 220 is coupled to the front panel 70 by a coupling member such as a coupling pin 250. The coupling pin 250 penetrates the protrusion 223 of the upper hinge bracket 220 and is formed to be fastened to the front panel 70. That is, the coupling pin 250 is a pin portion 251 formed to be fitted to the protrusion 223 of the upper hinge bracket 220, and extends from the pin portion 251 is screwed to be screwed to the front panel 70 It includes a formed threaded portion 252.

A through hole 226 is formed in the protrusion 223 of the upper hinge bracket 220 so that the pin part 251 of the coupling pin 250 passes therethrough.

The upper surface of the front panel 70 is formed with a stepped panel groove portion 243, which is stepped around the periphery, and the boss portion 244 is fastened to the panel groove portion 243 so that the screw portion 251 of the coupling pin 250 is fastened. It is formed to protrude upward. Threads corresponding to the threaded portion 252 are formed on the inner circumferential surface of the boss 244.

The hinge cover 270 is covered on an upper side of the upper hinge bracket 220. The hinge cover 270 has a shape corresponding to the upper hinge bracket 220 to cover the upper surface of the upper hinge bracket 220.

Hereinafter, the mounting procedure of the front panel configured as described above will be described in detail.

First, the lower hinge bracket 210 is positioned on the lower hinge coupler 230 of the base 12 and then fastened with a fastening member. The hinge protrusion 212 is inserted into the hole formed in the lower portion of the front panel 70 in the vertical direction.

Thereafter, an upper portion of the front panel 70 is disposed to face the upper portion of the main body 2, and the upper hinge bracket 220 is positioned on the upper side of the front panel 70 and the main body 2.

In addition, the upper hinge bracket 220 is fastened and fixed to the upper panel 50. That is, the screw 224 is screwed into the rear fastening hole 225 and the upper panel fastening hole.

Thereafter, the coupling pin 250 penetrates the through-hole 226 and then is fastened and fixed to the boss 244.

Therefore, the coupling pin 250 is rotatably fitted to the upper hinge bracket 220, and is fastened and fixed to the front panel 70.

Therefore, since the front panel 70 is rotatably coupled to the main body 2, the upper hinge bracket 220 is fastened and fixed to the main body 2 and the front panel 70, respectively. Removal of the upper hinge bracket 220 can be prevented.

1 is a perspective view when the operation of the air conditioner according to an embodiment of the present invention stopped.

2 is a perspective view of the air conditioner according to an embodiment of the present invention during operation.

3 is a perspective view of the front panel of one embodiment of the air conditioner according to the present invention rotated to one side of the left and right.

4 is an exploded perspective view of an embodiment of an air conditioner according to the present invention.

5 is an exploded perspective view showing the coupling of the upper hinge bracket and the upper panel according to an embodiment of the present invention.

6 is a cross-sectional view showing a coupling state of the upper hinge bracket and the upper panel shown in FIG.

2: body 50: top panel

60: front cover 70: front panel

210: lower hinge 220: upper hinge

223: protrusion 224: screw

225: rear fastening hole 226: through hole

244: boss 250: coupling pin

251: pin portion 252: screw portion

270 hinge cover

Claims

A main body which is discharged after air is sucked and air-conditioned;

A front panel disposed at the front of the main body;

A hinge bracket for rotatably connecting the front panel to one of left and right sides of the main body;

Comprising a plurality of coupling members for coupling both sides of the hinge bracket to the main body and the front panel,

At least one of the plurality of coupling members is rotatably fitted to the hinge bracket, the indoor unit of the air conditioner, characterized in that it is formed to be screwed to the front panel.

The method according to claim 1,

The plurality of coupling members and the screw for screwing one side of the hinge bracket to the main body,

And a coupling pin screwed to the front panel after being pivotally fitted to the hinge bracket.

The method according to claim 2,

The coupling pin is an indoor unit of the air conditioner including a pin portion to be fitted to the hinge bracket, and a screw portion extending from the pin portion and screwed to the front panel.

The method according to claim 2,

The hinge bracket is an indoor unit of an air conditioner, characterized in that a fastening hole through which the screw is screwed and a through hole through which the coupling pin is inserted.

The method according to claim 3,

Indoor unit of the air conditioner on the top surface of the front panel, characterized in that the boss portion protruding screwing the coupling pin is formed.

A main body having air inlets formed at both sides of the lower left and right sides thereof, and air outlets formed at both the upper left and right sides thereof, and having an opening formed at the lower front side thereof;

A front panel which shields or opens the front upper portion of the main body and the opening together;

A hinge bracket connecting the front panel to one of left and right sides of the main body;

At least one of the plurality of coupling members, the indoor unit of the air conditioner, characterized in that it is formed to be screwed to any one of the hinge bracket and the front panel and rotatably fitted to the other.