KR100732039B1 - Indoor unit of air-conditioner - Google Patents

Abstract

The present invention relates to an indoor unit of an air conditioner that is easy to change the color of the front panel, the opening and closing of the front panel is easy to maintain and maintain, the base; A rear cabinet disposed above the rear portion of the base; A front cabinet disposed above the front part of the base and provided with an air inlet and an air outlet; A front panel hinged to be rotatably connected to the front cabinet to open and close the front part of the front cabinet; And a hinge holder mounted to the front cabinet so that the hinge of the front panel can be rotatably connected.

Air conditioners, indoor units, cabinets, front panels, hinges, hinge holders

Description

Indoor unit of air conditioner             

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

2 is a front view of an air inlet and an air outlet of an indoor unit of an embodiment of an air conditioner according to the present invention;

3 is a front view in which an air inlet and an air outlet of an indoor unit of an air conditioner according to the present invention are sealed;

4 is a sectional view showing a front panel of an indoor unit of an embodiment of an air conditioner according to the present invention;

5 is a perspective view of the open front panel of an indoor unit of an embodiment of an air conditioner according to the present invention;

6 is a perspective view of a closed front panel of an indoor unit of an embodiment of an air conditioner according to the present invention;

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

8 is a perspective view of a sealed air discharge port of an indoor unit of a conventional air conditioner;

9 is a perspective view of the air discharge port of the air conditioner indoor unit according to the prior art opened;

10 is a front view of the air outlet of the indoor unit of the air conditioner according to the prior art is opened.

11 is an exploded perspective view of the air conditioner indoor unit according to the prior art.

<Explanation of symbols on main parts of the drawings>

50: base 50a: front air intake

52: front suction vane 60: rear cabinet

70: front cabinet 70a: left air intake

70b: right air inlet 72a: top air outlet

72b: left air inlet 72c: right air outlet

73: hinge groove 75: top discharge vane

76: left vane 77: right vane

78: hinge 78a: hinge axis

80: front panel 81: front glass

82: rear panel 83: cover

83a: front portion of the cover 83b: rear portion of the cover

84: hinge holder 84a: hinge groove

84b: stopper 85: first magnet

86: the second magnet 87: boss

88: spring holder 88b: fixing part                 

88c: locking portion 88d: elastic portion

88e: fastening member 90: blower

100: heat exchanger 110: air purifier

112: HEPA filter 113: left air filter

114: right air filter 115: left electric dust collector

116: right electric dust collector 120: display

The present invention relates to an indoor unit of an air conditioner, and more particularly, to an indoor unit of an air conditioner that is easy to maintain and maintain.

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 connects the indoor unit and the outdoor unit separated by the refrigerant pipes by installing the cooling / heating unit in the indoor unit and the heat radiating / cooling and compression unit in the outdoor unit, and the integrated type by cooling heat dissipation. Integrate the function of the hole in the wall of the house or hang the device on the window is installed directly.                         

As shown in FIGS. 8 to 11, the indoor unit of the conventional split type air conditioner includes a base 1, a cabinet 2 arranged longitudinally on the upper side of the base 1, and having an open front surface; It is coupled to the front surface of the cabinet (2), the front air discharge port (4a) and the upper side of the side air discharge port (4b, 4c) is formed on both sides, the front surface of the air inlet (4d, 4e) formed on both sides And a panel 4, a blower 20 disposed below the cabinet 2 and the front panel 4, and a heat exchanger 30 disposed above the blower 20.

On the other hand, the front panel 4 is provided with a vertical drive panel 10 in the front of the front panel 4 so as to open and close the opening and closing the front air discharge port (4a), the vertical drive panel 10 In order to eliminate the step between the front panel 4 and the up and down drive panel 10 at the time of rising, the front and rear drive panel 12 is installed on the front of the front panel 4 to be retracted, and the side air outlet 4b The left and right vanes 14 and 16 are rotatable on both sides of the front panel 4 so as to control the wind direction of the air discharged through the side air discharge ports 4b and 4c and to open and close the 4c. Is mounted.

In addition, the front panel 4 has a front upper panel 5 having both sides inclined and formed with the front air outlets 4a and side air outlets 4b and 4c, and a central lower portion of the front top panel 5; The front lower panel 6 is disposed between the base 1 and forms the air inlets 4d and 4e between the lower sides of the cabinet 2, and the front lower panel 6. Left and right suction grills 7 and 8 for protecting the suction ports 4d and 4e are mounted between the side ends of the cabinet and the lower part of the cabinet 2 so as to be openable and closed.                         

An air filter 9 is mounted on the rear of each of the left and right suction grills 7 and 8 so that foreign matters in the air passing through the air inlets 4d and 4e can be filtered.

In addition, the front panel 4 has a lifting mechanism composed of a motor and a gear for elevating the vertical drive panel 10, a retraction mechanism composed of a motor, a gear, etc. for advancing the front and rear drive panel 12, A rotating mechanism composed of a motor or the like for rotating each of the left and right vanes 14 and 16 is mounted.

Meanwhile, left and right electrostatic precipitators 21 and 22 ionize and collect foreign substances in the air passing through the left and right suction grills 7 and 8 and the air filter 9 on both sides in front of the front part of the blower 20. ) Is placed.

In the conventional air conditioner indoor unit configured as described above, when the blower 20 is driven, indoor air is sucked into the indoor unit through the left and right suction grills 7 and 8 and the air filter 9. Foreign materials such as dust are ionized and collected while passing through the left and right electrostatic precipitators 21 and 22, and blown to the heat exchanger 30 by the blower 20.

The air blown by the heat exchanger (30) is cooled by heat exchange with the refrigerant, and then is discharged back into the room through the front air outlet (4a), the left air outlet (4b), and the right air outlet (4c). Cool / heat.

However, the indoor unit of the air conditioner according to the prior art has a complicated structure of the front panel 4 by the vertical drive panel 10 and the front and rear drive panel 12 for opening and closing the front air discharge port 4a, It is not easy to change the color of the front panel 4 and the like, and the front panel 4 is divided up and down to generate a gap, and the front panel 4 is replaced by the cabinet 2 during the inspection and repair of the interior. There is an inconvenience to be completely separated in front of.

The present invention has been made to solve the above problems of the prior art, aesthetics is improved, the color of the front panel is easy to change, the front panel can be opened and closed, easy to maintain and maintain the indoor unit of the air conditioner The purpose is to provide.

The indoor unit of the air conditioner according to the present invention for solving the above problems;
A cabinet disposed above the base; A front panel for opening and closing the front part of the cabinet; A hinge formed on the front panel to rotatably connect the front panel to the cabinet; The hinge is mounted to the cabinet so that the hinge is rotatably connected, the hinge groove is formed so that the hinge shaft formed in the hinge can be rotatably inserted, the hinge is formed to stop the hinge when the hinge is over-rotated It is configured to include a holder.
One end of the hinge is fixedly mounted to the front panel, a hinge axis protrudes from the other end, and an end of the hinge is elastically bent between the other end.
The stopper is characterized in that the stepped portion formed stepping on the top or bottom of the hinge holder.
The indoor unit of the air conditioner is characterized in that it further comprises a closing maintaining means for maintaining the closed state of the front panel.
The closing retaining means may be configured of a first magnet mounted to the front panel, and a second magnet mounted to the cabinet to apply an attraction force to the first magnet.
The indoor unit of the air conditioner according to the present invention and the base; A cabinet disposed above the base; A front panel for opening and closing the front part of the cabinet; Opening and closing means for rotatably connecting the front panel to the cabinet; It comprises a locking means for locking the closed state of the front panel.
The locking means may include a boss formed on any one of the front panel and the cabinet, and a spring holder mounted to the other of the front panel and the cabinet and engaged with the boss.
The cabinet is characterized in that the opening is formed in front of the blower installed in the cabinet.
The cabinet is characterized in that the opening portion is formed in the front of the air purifier.
The indoor unit of the air conditioner according to the present invention and the base; A cabinet disposed above the base; A front panel for opening and closing the front part of the cabinet; And an opening and closing means for rotatably connecting the front panel to the cabinet, the cabinet comprising: a rear cabinet disposed above the rear portion of the base; It is disposed in front of the rear cabinet, it is configured to include a front cabinet formed with air outlets on both sides.
The front cabinet has air inlets formed on both sides, respectively.

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

1 is an exploded perspective view showing an embodiment of an indoor unit of an air conditioner according to the present invention, FIG. 2 is an open perspective view of an air inlet and an air discharge port of an embodiment of an indoor unit of the air conditioner according to the present invention, and FIG. An air inlet and an air outlet of an indoor unit of the air conditioner according to the present invention are sealed perspective views.

As shown in FIGS. 1 to 3, the air conditioner indoor unit according to the present embodiment includes: a base 50; A rear cabinet (60) disposed above the rear portion of the base (50); It is disposed above the front part of the base 50 and positioned in front of the rear cabinet 60, and air inlets 70a and 70b and air outlets 72a, 72b and 72c are formed in addition to the front part. 60) and a front cabinet 70 forming a blow passage; It consists of a front panel 80 for opening and closing the front portion of the front cabinet 70, and opening and closing means for connecting the front panel 80 to the front cabinet 70 so as to be rotatable.

The base 50 is formed to be recessed rearward so that a part of the front part thereof is spaced apart from the lower end of the front cabinet 70 so that the front air intake part 50a is disposed between the base 50 and the lower end of the front cabinet 70. Form.

The front suction vane 52 is rotatably connected to the base 50 to open and close the front air suction unit 50a and guide the suction of air.

The rear cabinet 60 has a front surface and a bottom surface open so that a ventilation flow path is formed between the front inner panel 70, and an upper surface portion is formed orthogonal to the rear portion, and both side portions are formed orthogonal to the rear portion. It is formed to be inclined.

The front cabinet 70 has a rear surface and a bottom surface open so that a ventilation flow path is formed between the rear cabinet 60, an upper surface portion is formed orthogonal to the front portion, and both side portions are formed orthogonal to the front portion. Or beveled.

The front cabinet 70 has left and right air inlets 70a and 70b formed at the lower sides of both side portions, upper air outlets 72a formed at the upper surface thereof, and left and right air outlets 72b at the upper sides of both side portions. 72c is formed.

An upper discharge vane 75 is rotatably connected to the front cabinet 70 so as to open and close the upper air discharge port 72a and guide the discharge of air, and the left air inlet 70a and the left air discharge port ( The left vanes 76 are rotatably connected to open and close the 72b) and guide the intake / exhaust of air, and open and close the right air inlet 70b and the right air outlet 72c together. The right vane 77 is rotatably connected to guide suction / discharge.

The opening and closing means includes a hinge 78 formed on the front panel 80 and rotatably connected to the front cabinet 70.

The hinge 78 is preferably disposed at each of the top and bottom of the front panel 80.

The hinge 78 protrudes horizontally in a direction orthogonal to the front panel 80, and a rotating shaft 78a protrudes vertically at an end thereof.

One end of the hinge 78 is fixedly mounted to the front panel 80, the hinge shaft 78a protrudes from the other end thereof, and is configured to be elastically bent between one end and the other end.

The opening and closing means further includes a hinge holder 84 mounted to the front cabinet 70 so that the hinge 78 is rotatably connected, and the hinge 78 is detachably mounted.                     

The hinge holder 84 is preferably disposed at each of the upper and lower ends of the rear cabinet 80 so that each of the hinge 78 can be connected rotatably.

The hinge holder 84 has a hinge groove 84a formed vertically long in the center so that the hinge shaft 78a can be rotatably inserted, and when the hinge 78 is over-rotated, the hinge 78 A stopper 84b is formed at the top or the bottom so as to be locked.

The stopper 84b is composed of a stepped portion formed to be stepped on an upper end or a lower end of the hinge holder 84.

The indoor unit of the air conditioner includes a blower 90 and a heat exchanger 100 disposed between the rear cabinet 60 and the front cabinet 70.

The blower 90 sucks air through the air inlets 50a, 70a, and 70b, and then discharges air through the air outlets 72a, 72b, and 72c, and at the lower side of the cabinet 60. A blower motor mounted and disposed so that the rotary shaft protrudes forward, a blower fan disposed on the rotary shaft of the blower motor, a fan housing surrounding the blower fan with an outer circumference, and having a discharge hole formed at an upper surface thereof; It is configured to include an orifice mounted to the front of the fan housing to guide the intake of air, the protective grill is mounted on the front of the orifice.

The heat exchanger 100 exchanges air blown by the blower 90 with a refrigerant, and the blower 90 is located between the blower 90 and the air discharge ports 72a, 72b, and 72c. It is preferably disposed on the upper side, and consists of a refrigerant pipe through which the refrigerant passes and a plurality of mounted fins of the refrigerant pipe, the refrigerant pipe 101 for guiding the evaporated or condensed refrigerant to the outdoor unit while exchanging heat with air is Connected.

A drain pan 102 is disposed below the heat exchanger 100 to receive condensed water that is generated on the surface of the heat exchanger 100 and falls. One side of the drain pan 102 includes condensed water in the indoor unit. A drain hose 103 is connected to guide the drain to the outside.

In addition, the indoor unit of the air conditioner so that the air sucked into the air intake port (50a, 70a, 70b) is purified and flows into the blower (90) so that the air inlet (50a, 70a, 70b) and the blower ( An air purifier 110 is disposed between the 90.

The air purifier 110 purifies the air sucked through the air inlets 50a, 70a and 70b, and the front air suction unit 50a to purify the air sucked through the front air suction unit 50a. ) And the HEPA filter 112 disposed between the blower 90 and the left and right air intake ports 70a and 70b so that foreign substances in the air sucked into the left and right air intake ports 70a and 70b are filtered. And the left and right air filters 113 and 114 disposed between the air blower 90 and the left and right air filters so that foreign matters in the air sucked into the left and right air intake ports 70a and 70b are ionized and collected. It comprises a left and right electrostatic precipitator (115, 116) disposed between the 113, 114 and the blower (90).

In addition, the indoor unit of the air conditioner further includes a display 120 capable of displaying whether the indoor unit, which is operation information of the air conditioner, desired temperature, etc., and receiving an operation operation. 120 is preferably mounted to the front panel 80.                     

In addition, the indoor unit of the air conditioner can be easily inspected and repaired by the opening of the front panel 80.

That is, the front cabinet 70 is preferably formed in the front of the blower 90 or the heat exchanger (100) for the opening hole for the service, in this case for shielding the opening hole (74a) It is preferable that the separate shield plate 74b is separately mounted by a fastening member or the like.

In addition, the front cabinet 70 has the HEPA filter 102, the left and right air filters 103 and 104, and each of the left and right electrostatic precipitators 105 and 106 to enter and exit from the front of the rear cabinet 70 in front and rear directions. It is preferable that an opening hole 74c is mounted and is blocked by front portions of the HEPA filter 102, the left and right air filters 103 and 104, and the left and right electrostatic precipitators 105 and 106, respectively.

4 is a cross-sectional view showing a front panel of an indoor unit of an embodiment of an air conditioner according to the present invention.

As shown in FIG. 4, the front panel 80 forms an exterior of the front side of the indoor unit of the air conditioner, and it is preferable that the front panel 80 is configured to easily change its color or design.

That is, the front panel 80 has a front glass 81 having a color on the foremost side, the rear panel 82 is disposed behind the front glass 81, the front glass 81 and the rear It is made to surround the edge of the panel 82 with the cover 83, if the front glass 81 is changed to the front glass of a different color, the color of the front side of the indoor unit is easily changed.

In addition, the front panel 80 has a transparent front glass 81 is disposed on the foremost side, the rear panel 82 having a color is disposed behind the front glass 81, the front glass 81 and The edge of the rear panel 82 is surrounded by the cover 83, and when the rear panel 82 is changed to a rear panel of another color, the front side color of the indoor unit is easily changed.

It is preferable that the cover 83 has a cross-sectional shape of a 'c' shape, and the front portion 83a or the rear portion 83b can be bent.

Figure 5 is a perspective view of the front panel of an indoor unit of an embodiment of the air conditioner according to the present invention open, Figure 6 is a perspective view of the front panel of the indoor unit of an embodiment of the air conditioner according to the present invention is closed.

The indoor unit of the air conditioner further comprises a locking means for locking the closed state of the front panel.

The locking means includes a boss 87 formed on one of the front panel 80 and the front cabinet 70, and a spring holder 88 mounted to the other of the front panel 80 and the front cabinet 70. It consists of.

The boss 87 is preferably formed to protrude upward from the upper surface of the front cabinet 70, it is preferably located opposite the hinge holder 84.

The spring holder 88 has a fixing portion 88b having a fastening hole formed at one end thereof in a ring shape, and a catching portion 88c caught by the boss 87 while enclosing a part of the boss 87 at the other end thereof. It is formed to be round, and is composed of an elastic portion 88d disposed between one side of the fixing portion 88b and one side of the locking portion 88c.

The spring holder 89 is preferably fixedly mounted on the upper end of the front panel 80 by a fastening member 88e fastened to the fastening hole of the fixing part 88b, and is opposite to the hinge 78. Preferably located at.

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

As shown in FIG. 7, the indoor unit of the air conditioner further includes a closing maintaining means for maintaining the closed state of the front panel 80.

The closing retaining means may include a first magnet 85 mounted to the front panel 80 and an agent mounted to the front cabinet 70 to apply an attraction force to the first magnet 85 when the front panel is closed. It consists of two magnets 86.

The first magnet 85 is composed of a first permanent magnet 85a and a first magnet holder 85b for placing the first permanent magnet 85a inside the hook formed on the front panel 80. .

The second magnet 86 is composed of a second permanent magnet 86a and a second magnet holder 86b for placing the second permanent magnet 86a inside the hook formed in the front cabinet 70. do.

Referring to the operation of the present invention configured as described above are as follows.

First, the front panel 80 elastically bends the elastic part 88d of the spring holder 88 so that the front panel 80 can open the front part of the front part of the front cabinet 70 to be unlocked from the boss 87. Let's do it.

Then, the front panel 80 is pulled toward the front of the indoor unit by pulling the portion opposite the hinge 78 of the front panel 80 with a force greater than the attraction force of the first magnet 85 and the second magnet 86. The hinge shaft 78a of the hinge 78 is rotated while being inserted into the hinge groove 84a of the hinge holder 84, and the front panel 80 extends forward of the front part of the front cabinet 70. Open.

At this time, the hinge 78 is caught by the stopper 84b formed in the hinge holder 84 and its over-rotation is limited, and the front panel 80 does not collide with the front cabinet 70, resulting in damage and noise. This is avoided.

On the other hand, when the front panel 80 is rotated as described above, the front panel 80 is connected to the front cabinet 70, the user is in a state in which the front of the front of the front cabinet is open the blower ( 90), the heat exchanger 100 and the air purifier 110 are repaired and maintained.

On the other hand, after the maintenance and maintenance of the blower 90, the air purifier 110 and the heat exchanger 110, the user moves the portion opposite the hinge 78 of the front panel 80 in the rearward direction of the indoor unit. When pushed, the front panel 80 is rotated while the hinge shaft 78a of the hinge 78 is inserted into the hinge groove 84a of the hinge holder 84, and the front portion of the front cabinet 70 is rotated. Side by side with

At this time, an attraction force acts on the first magnet 85 and the second magnet 86 so that the front panel 80 is kept closed in front of the front part of the front cabinet 70, and the user has the spring holder 88. When the engaging portion 88c of the) is fastened to the boss 87, the front panel 80 is locked in front of the front portion of the front cabinet 80.

On the other hand, when the user wants to change the color of the front panel 80, the spring holder 88 is released from the boss 87, the hinge 78 while elastically bending the hinge 78 ( When the 78a) is removed from the hinge groove 84a, the front panel 80 is easily detached from the front of the front part of the front cabinet 70, and the user mounts a new front glass 81 or the rear panel 82. The color of the front panel 80 can be easily changed.

After changing the color of the front panel 80 as described above, if the hinge shaft 78a is inserted in the hinge groove 84a while flexing the hinge 78 elastically, the front panel 80 is the front The cabinet 70 is rotatably connected, and as illustrated in FIGS. 5 and 6, the front part of the front cabinet 70 can be easily opened and closed.

The indoor unit of the air conditioner according to the present invention configured as described above is provided with a rear cabinet above the rear portion of the base, a front cabinet having an air inlet and an air outlet formed above the front portion of the base is disposed, Since the front panel for opening and closing the front part is connected to the front cabinet so as to be openable and closed, the aesthetics are improved, the color of the front panel can be easily changed, and the front panel can be opened and closed, thereby making it easy to maintain and maintain. .

In addition, the opening and closing means is formed of the hinge is formed on the front panel rotatably connected to the front cabinet, the structure is simple, there is an advantage that the opening and closing of the front panel is easy.

In addition, the hinge is fixedly mounted to the front panel at one end, the hinge shaft protrudes at the other end, and is elastically bent between one end and the other end, and can be detached and detached from the front cabinet. There is an advantage that the removable and color change of the front panel is easy.

In addition, the opening and closing means further comprises a hinge holder mounted to the front cabinet so that the hinge is rotatably connected, the hinge holder is a hinge groove so that the hinge shaft formed in the hinge can be rotatably inserted In addition, the stopper is formed so that the hinge is locked when the hinge is over-rotated, thereby minimizing the impact or damage of the front cabinet and the front panel which may be generated when the front panel is over-opened.

In addition, the indoor unit of the air conditioner further comprises a closing holding means for maintaining the closed state of the front panel, there is an advantage that the opening and closing of the front panel is easily made.

In addition, the indoor unit of the air conditioner further comprises a locking means for locking the closed state of the front panel, the front panel is an advantage that can be prevented from opening unexpectedly due to breakage of the closing means or infants, etc. There is this.

Claims (14)

A base; A cabinet disposed above the base; A front panel for opening and closing the front part of the cabinet; A hinge formed on the front panel to rotatably connect the front panel to the cabinet; The hinge is mounted to the cabinet so that the hinge can be rotatably connected, the hinge groove is formed so that the hinge shaft formed in the hinge can be rotatably inserted, the hinge formed with a stopper so that the hinge is caught when the hinge is rotated An indoor unit of an air conditioner, comprising a holder. delete The method of claim 1, The hinge of the indoor unit of the air conditioner, one end is fixedly mounted to the front panel, the hinge shaft protrudes on the other end, elastically bent between one end and the other end. delete delete The method of claim 1, The stopper is an indoor unit of the air conditioner, characterized in that the stepped portion formed stepping on the top or bottom of the hinge holder The method of claim 1, The indoor unit of the air conditioner further comprises a closing maintaining means for maintaining the closed state of the front panel. The method of claim 7, wherein And the closing and holding means comprises a first magnet mounted to the front panel and a second magnet mounted to the cabinet to act on the first magnet. A base; A cabinet disposed above the base; A front panel for opening and closing the front part of the cabinet; Opening and closing means for rotatably connecting the front panel to the cabinet; Indoor unit of the air conditioner, characterized in that it comprises a locking means for locking the closed state of the front panel. The method of claim 9, The locking means is an indoor unit of an air conditioner, comprising a boss formed on one of the front panel and the cabinet, and a spring holder mounted to the other of the front panel and the cabinet and engaged with the boss. The method according to any one of claims 1 to 3 and 6 to 10, The cabinet is an indoor unit of the air conditioner, characterized in that the opening is formed in front of the blower installed in the cabinet. The method according to any one of claims 1 to 3 and 6 to 10, The cabinet is an indoor unit of the air conditioner, characterized in that the front opening formed in the opening of the air purifier. A base; A cabinet disposed above the base; A front panel for opening and closing the front part of the cabinet; And opening and closing means for rotatably connecting the front panel to the cabinet, The cabinet includes a rear cabinet disposed above the rear portion of the base; An indoor unit of an air conditioner, which is disposed in front of the rear cabinet and includes a front cabinet having air outlets formed at both sides thereof. The method of claim 13, The front cabinet is an indoor unit of the air conditioner, the air inlet is formed on each side.

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