KR20060087015A - Air clean unit - Google Patents

Abstract

In the air cleaning unit according to the present invention, a polygonal hinge protrusion is formed at one side of the filter case and the filter cover, and a polygonal hinge hole is formed at the other side of the filter case and the filter cover so as to be rotatable / hung. Since the filter cover maintains its open position when the filter cover is rotated to open the filter case, there is an advantage that the user can replace the filter without holding the filter cover by hand.

Air Purifying Units, Filter Cases, Filter Covers, Polygonal Hinge Projections, Polygonal Hinge Holes, Hepa Filters

Description

Air clean unit

1 is a perspective view of an embodiment of an air conditioner equipped with an air cleaning unit according to the present invention;

2 is an exploded perspective view of the indoor unit shown in FIG. 1;

3 is a cross-sectional view of the indoor unit shown in FIG. 1;

4 is an exploded perspective view of the air cleaning unit shown in FIG. 1;

5 is a perspective view when the filter cover of the air cleaning unit shown in FIG. 1 is rotated upward;

6 is a cross-sectional view of the filter cover and the filter case connection shown in FIGS. 4 and 5;

7 is an exploded perspective view illustrating an indoor unit of an air conditioner according to the prior art;

8 is a cross-sectional view of the indoor unit shown in FIG. 7.

<Explanation of symbols on main parts of the drawings>

100: indoor unit 101: main body

102: chassis 109: front air intake

110; Front grille 114; Top air intake

130: blowing motor 132: blowing fan

134: indoor heat exchanger 140: front panel                 

300: filter unit 310: filter case

311: communication hole 312: rib

317,318,319: Polygon hinge hole 320: Left high performance filter

322: lower case 324: upper case

326: HEPA filter 328: silver nano filter

330: right high performance filter 340: filter cover

342: suction grille 347,348,349: polygon hinge protrusion

350: left air filter 360: right air filter

The present invention relates to an air cleaning unit incorporating a filter, and more particularly, to an air cleaning unit in which an open position of the filter cover is fixed at the time of rotation of the filter cover for replacing the filter, thereby making it easy to replace the filter.

In general, the air conditioner is to create a more comfortable indoor environment by cooling or heating the room or purifying the indoor air. There are two types of air conditioners, a separate type and a separate type or a separate type.

The one-piece type and the separate type are functionally the same, but the one-piece type integrates the function of cooling heat dissipation, and is directly installed by drilling a hole in the wall of the house or by hanging the device on the window. By installing a heat dissipation and compression device, the two separate devices were connected by refrigerant pipes.

The separate type of the air conditioner is an indoor unit having an indoor heat exchanger to perform a cooling function largely, an outdoor heat exchanger performing a heat dissipation and compression function, an outdoor unit having a compressor and an expansion device, and an indoor unit and an outdoor unit connected to each other. It consists of refrigerant piping.

7 is an exploded perspective view illustrating an indoor unit of an air conditioner according to the related art, and FIG. 8 is a cross-sectional view of the indoor unit shown in FIG. 7.

As shown in FIGS. 7 and 8, the indoor unit of the conventional air conditioner is coupled to the chassis 2 and the front surface of the chassis 2, and the air intake port 4 and the suction grille 6 are formed and the front surface thereof is formed. A front grill 10 having an air outlet 8 formed on a lower side or a bottom thereof, a suction grill 12 rotatably connected to a front surface of the front grill 10, and a motor 14 mounted on the chassis 2. And an indoor heat exchanger (18) disposed between the blower fan (16) connected to the motor (14), and the blower fan (16), the air inlet (4), and the suction grill (6). do.

The front grille 10 has a front air inlet 4 formed on its front surface, and the upper side suction grille 6 is integrally formed on its upper surface.

The front grille 10 is provided with a pre-filter (5) for filtering foreign matter in the air sucked into the front air intake (4).

The intake grille 12 protects the front air intake port 4 and the pre-filter 5, and an upper portion thereof is rotatably connected to an upper portion of the front grille 10.

A louver for forming a condensate receiver 19 for receiving condensate dropped from the indoor heat exchanger 18 and changing the left and right wind directions of the air discharged to the air outlet 8 in the inner lower portion of the front grill 10. A discharge grill 24 including a vane 22 for changing the upper and lower wind directions 20 is mounted.

In the indoor unit of the conventional air conditioner configured as described above, when the blower fan 16 is rotated by the driving of the motor 14, the indoor air in front of the suction grille 12 is connected to the suction grille 12. The foreign matter is filtered by the filter 5 while passing through the front air inlet 4, and is sucked into the space between the front grille 10 and the chassis 2.

In addition, indoor air above the front grille 10 is sucked into the space between the front grille 10 and the chassis 2 through the upper suction grille 6.

The indoor air sucked as described above is cooled or heated by the refrigerant passing through the indoor heat exchanger 18 while passing through the indoor heat exchanger 18, and after passing through the blower fan 16, the louver 20. ) And the vanes 22 are discharged into the room through the air discharge port 8.

On the other hand, since the indoor unit of the air conditioner only the pre-filter (5) is used to clean the indoor air, there is a limit to clean the indoor air, and a separate air purifier with a built-in high-performance filter to clean the indoor air When installed indoors, the air conditioner and the air cleaner must be operated respectively, so that not only the convenience is lowered, but also the power consumption and the cost are increased, and there is a problem that the indoor space is narrowed by the air cleaner.

In addition, if the air cleaning unit consisting of a high performance filter, a filter case on which the high performance filter is mounted, and a filter cover connected to the filter case so as to be openable and replaceable for the replacement of the high performance filter, separately installed in the indoor unit 1 In addition, the high-performance filter can clean the air sucked into the indoor unit, thereby eliminating the problems of the above-described cost and narrowing of the indoor space.

However, in the air cleaning unit as described above, the user lifts up the filter cover and takes out the high performance filter with the other hand when the user replaces the high performance filter. On the other hand, it is inconvenient to mount a new high performance filter on the filter case.

The present invention has been made to solve the above-mentioned problems of the prior art, the position of the filter cover is fixed when the filter cover is lifted to the upper side of the air cleaner that can replace the high-performance filter without holding the filter cover by hand The purpose is to provide a unit.

According to an aspect of the present invention, there is provided an air cleaning unit including: a filter case having one surface opened; A filter mounted on the filter case; A filter cover for opening and closing the opening face of the filter case; A polygonal hinge protrusion formed on one side of the filter case and the filter cover; And a polygonal hinge hole formed at the other side of the filter case and the filter cover so that the polygonal hinge protrusion is rotatably supported.

The air cleaning unit is characterized in that installed on the upper surface of the indoor unit.

A communication hole communicating with the inside of the indoor unit is formed in the filter case, and the suction cover is formed in the filter cover to suck indoor air.

The filter is at least one high performance filter, characterized in that at least one air filter is installed on the bottom of the filter cover.

The polygonal hinge protrusion and the polygonal hinge hole may be formed at the rear left, right, and center of the filter cover and the filter case, respectively.

The polygonal hinge protrusion and the polygonal hinge hole may be hexagonal.

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

1 is a perspective view of an indoor unit equipped with an embodiment of an air cleaning unit according to the present invention, FIG. 2 is an exploded perspective view of the indoor unit shown in FIG. 1, and FIG. 3 is a cross-sectional view of the indoor unit shown in FIG. 1.

Indoor unit equipped with an embodiment of the air cleaning unit according to the present invention as shown in Figures 1 to 3, the main body 101, the blowing motor 130 and the blowing fan 132 installed inside the main body 101 Indoor blower consisting of; It is configured to include an indoor heat exchanger 134 installed between the blowing fan 132 and the main body 101.

The body 101 includes a chassis (102); A front grill (110) installed at the front of the chassis (102) and having an air inlet (109) formed at a front surface thereof and an upper air inlet (114) formed at an upper surface thereof; The discharge grill assembly 120 is installed below the front grill 110 and has an air discharge port 119 formed therein.

The chassis 102 has a refrigerant pipe passage hole 103 through which the refrigerant pipe 135 connected to the indoor heat exchanger 134 passes.

The chassis 102 is provided with a pipe holder 103a for supporting the refrigerant pipe 135 that has passed through the refrigerant pipe passage hole 103.

A bearing for supporting a left side of the indoor heat exchanger 134 and forming a flow path of air heat exchanged in the indoor heat exchanger 134 on the front left side of the chassis 102, and for supporting the blower fan 132. A left heat exchanger supporter 106 on which 133 is installed is formed.

The left heat exchanger supporter 106 may be disposed at the front and the upper side of the first left heat exchanger supporter 106a protruding forward from the front left side of the chassis 102 and the first left heat exchanger supporter 106a. The second left heat exchanger supporter 106c fastened to the chassis 102 by fastening means such as fastening bolts.

A right side heat exchanger supporter 107 is formed on the front right side of the chassis 102 to support the right side of the indoor heat exchanger 134 and form a flow path of air heat exchanged by the indoor heat exchanger 134.                     

The right heat exchanger supporter 107 protrudes forward from the front right side of the chassis 102 and has a shaft through-hole 107a through which the rotating shaft 131 of the blowing motor 130 passes. .

The front grill 110 has a front air filter 111 is installed on the front surface, the air cleaning unit 300 is installed on the upper surface.

Deco panel 118 is installed around the front of the front grill (110).

The blower fan 132 is disposed long to the left and right, and a left rotating shaft 132a rotatably supported by the bearing 133 is protruded from the left end, and a rotating shaft 131 of the blowing motor 130 is disposed at the right end. ) Is connected to the right rotating shaft 132b.

The indoor unit 100 further includes a front panel 140 rotatably installed on the front of the front grill 110 to open and close the front air intake 109.

The front panel 140 is rotatably connected to the front surface of the front grill 110 and a panel frame 140a having an opening hole 140c formed at one side thereof, and disposed in front of the panel frame 140a. It comprises a door glass 140b in which a printed matter 140d having a specific color or pattern is formed on a rear surface other than the opening hole 140c.

The front panel 140 is supported by a lower portion of the lower portion of the front grill 110 so that the front panel 140 can be rotated forward with respect to the lower portion of the front panel 140. The hook rib 140e protrudes from the lower part of the front grill 110 so that the hook rib 140e protrudes from the front lower part of the front grill 110. A hook rib pocket 110a is formed in the lower direction and the front direction and is not caught in the upper direction and the rotation direction of the front panel 140.

In addition, the front panel 140 is connected to the lower portion of the front grill 110 by the link means, the link means is a first link 141 hinged to the lower front of the front grill 110, The second link 142 is hinged to the first link 141 and hinged to the rear surface of the front panel 140.

On the other hand, the front grille 110 and the front panel 140 is provided with a front panel driving means for rotating opening and closing the front panel, the front panel driving means is detachably installed on the upper back of the front panel Pinion 146 which is installed on the rack 144, the front panel driving motor 145 installed on the front grill 110, and the rotation shaft of the front panel driving motor 145, and the rack 144 is engaged with each other. It is composed of

The front panel 140 has a transparent portion formed by the opening hole 140c and the door glass 140b of the panel frame 140a, and a display 148 displaying operation information of the air cleaning system at the rear of the transparent portion. ) Is installed.

Reference numeral 180 shown in FIG. 2 is a motor cover that is fastened to the chassis 102 by screws or hooks to cover the blowing motor 130.

Reference numeral 190 shown in FIG. 2 is a control box mounted with a control component for controlling the air conditioner and disposed at the front or the upper side of the motor cover 180.                     

Reference numeral 198 shown in FIG. 2 is a box cover that blocks a service hole formed in front of the control box 190 for service of the control box 190.

FIG. 4 is an exploded perspective view of the air cleaning unit shown in FIG. 1, and FIG. 5 is a perspective view when the filter cover of the air cleaning unit shown in FIG. 1 is rotated upward.

As shown in FIGS. 3 to 5, the air cleaning unit 300 includes a filter case 310 having one surface opened; A filter (320) (330) mounted on the filter case (310) through an opening surface of the filter case (310); It is configured to include a filter cover 340 for opening and closing the opening surface of the filter case 310.

An upper surface of the filter case 310 is opened, and a communication hole 311 communicating with the inside of the indoor unit 100 is opened on the lower surface of the filter case 310 in the vertical direction.

In the filter case 310, a plurality of ribs 312 are formed in the communication hole 311 so as to be spaced apart, and the filter sliding guides 313a and 313b so that the high performance filters 320 and 330 slide back and forth. 314a) 314b are formed.

Leaf filters 315a, 315b, 316a, and 316b pressurizing the filters 320 and 330 are formed in the filter case 310.

The leaf springs 315a, 315b, 316a, and 316b are elastically deformed by the upper surfaces of the filters 320 and 330 when sliding the high performance filters 320 and 330 backward. It is formed to press in the downward direction.

The filter 320, 330 is one or more high performance filters, hereinafter referred to as the left high performance filter 320 installed on the upper left side of the filter case 310 and the right side installed on the upper right side of the filter case 310. It will be described as being limited to the high performance filter 330.

The left and right high performance filters 320 and 330 may include a lower case 322 having an upper and lower openings formed therein, and an upper case provided to cover an upper side of the lower case 322 and having upper and lower openings formed therein. 324 and the HEPA filter 326 provided inside the lower case 322 and the upper case 324.

As shown in FIG. 3, the left and right high performance filters 320 and 330 further include silver nanofilters 328 installed in the lower filter case 322 to be positioned below the HEPA filter 326. It is composed.

The filter cover 340 allows the indoor air to be sucked into the filter case 310 and also protects the left and right high performance filters 320 and 330. Suction grills 342 are formed to protect the left and right high performance filters 320 and 330.

The rear end of the filter cover 340 is hinged to the rear end of the filter case 310.

Here, the filter cover 340 is rotatably connected to the filter case 310 and is connected to fix the open position.

6 is a cross-sectional view of the filter cover and the filter case connecting unit shown in FIGS. 4 and 5.                     

4 to 6, polygonal hinge protrusions 347, 348, and 349 are formed at one side of the filter case 310 and the filter cover 340, and the filter case 310 and the filter are formed on one side of the filter case 310 and the filter cover 340. The polygon hinge hinge holes 317, 318, and 319 are supported on the other side of the cover 340 so as to be rotatably supported and latchably supported.

The polygonal hinge protrusions 347, 348, and 349 and the polygonal hinge holes 317, 318, and 319 are formed at the rear, left, and right sides of the filter cover 340 and the filter case 310, respectively. do.

Hereinafter, the polygonal hinge protrusions 347, 348, and 349 are formed in the filter cover 340, and the polygonal hinge holes 317, 318, and 319 are formed in the filter case 310. The description will be limited.

The polygonal hinge protrusions 347, 348, 349 and the polygonal hinge holes 317, 318, 319 are not limited to their shapes, but are formed at least five or more pentagons for smooth rotation and locking. When the filter cover 340 is rotated by 60 ㅀ will be described as limited to one formed in a hexagon so that the position can be fixed.

Reference numerals 350 and 360 denote air filters mounted on the filter cover 340 to filter foreign substances in the air sucked into the filter cover 340.

Reference numerals 343a, 343b, 344a, and 344b denote air filter sliding guides formed on the bottom surface of the filter cover 340 such that the air filters 350 and 360 slide on and off the filter cover 340.

Reference numerals 345 and 346 denote hooks protruding from the filter cover 340 to prevent any detachment of the air filters 350 and 360.

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

First, when the indoor unit of the air conditioner receives a cooling / heating operation command by a user, a compressor (not shown) installed in an outdoor unit (not shown) is driven, and the front panel driving motor 145 is in an open mode. Driven, the blowing motor 130 of the indoor blower is driven.

In the open mode driving of the front panel driving motor 145, the pinion 146 is rotated to advance the rack 144, the front panel 140 is shown in Figures 1 and 3, Rotating forward with a lower portion to form an air intake passage between the front of the front grill 110 and the indoor unit 100 is capable of inhaling indoor air through the front air inlet 109. do.

When the blower motor 130 of the indoor blower is driven, the blower fan 132 is rotated, and the indoor air I in front of the indoor unit 100 is sucked into the front air inlet 109. The indoor air I above the indoor unit 100 is sucked into the air cleaning unit 300.

The indoor air I sucked into the front air inlet 109 passes through the front air filter 111 mounted on the front of the front grill 110, and foreign substances such as dust are filtered out. The indoor air (I) sucked into) is purified while passing through the air cleaning unit 300 and then cooled by the refrigerant while passing through the indoor heat exchanger 134.

Hereinafter, the clean action of the indoor air by the air cleaning unit 300 will be described in more detail.

The air above the air cleaning unit 300 among the indoor air I is sucked into the air cleaning unit 300 through the suction grille 342 of the filter cover 340, and the air cleaning unit 300. The foreign matter in the air is filtered while passing through the air filters 350 and 360 of.

The foreign matter is filtered air is then sucked into the high performance filter 320, 330, the fine dust is filtered while passing through the HEPA filter 326, after passing through the silver nano-filter 328, odor particles, The bacteria and the like are removed, and are sucked into the indoor unit 100 through the communication hole 311 of the filter case 310.

Meanwhile, the air purified while passing through the front air filter 111 and the air purified while passing through the air cleaning unit 300 are cooled or heated by a refrigerant while passing through the indoor heat exchanger 134. Then, the discharge is discharged into the room through the air discharge port 119 of the discharge grill assembly 120.

On the other hand, in the indoor unit 100 of the air conditioner, when an independent clean operation command is input, the compressor of the outdoor unit is not driven, and the blowing motor 130 of the indoor blower is driven, and the front panel driving motor 145 is driven in a closed mode or an open mode.

In the sealed mode of the front panel driving motor 145, the indoor air is sucked into the indoor unit 100 after passing through the filter unit 300, and after passing through the indoor heat exchanger 134 without heat exchange, the air It is discharged to the room through the discharge port 119.

On the other hand, in the open mode of the front panel driving motor 145, the indoor air is cleaned by the front air filter 111 and the air cleaning unit 300, as in the cooling / heating operation, and then the indoor After passing through the heat exchanger 134 without heat exchange, it is discharged into the room through the air outlet 119 of the discharge grill assembly 120.

On the other hand, when the air conditioner indoor unit 100 is operated for a long time, foreign substances are accumulated in the HEPA filter 326, and the HEPA filter 326 is replaced with a new HEPA filter. Holding the front part of 340 and lifting it upward, the filter cover 340 opens the upper surface of the filter case 310 while the polygon hinge protrusions 347, 348 and 349 are polygon hinge holes 317 ( 318, 319, and the polygonal hinge protrusions 347, 348, and 349 are rotated by 60 ° to catch the polygonal hinge holes 317, 318, and 319. Since the polygonal hinge protrusions 347, 348, 349 and the polygonal hinge holes 317, 318, 319 are not rounded, but are formed at an angle, the polygonal hinge protrusions 347, 348, 349 do not return to their original positions or bend back more. The filter case 310 is maintained at an inclined state.

Thereafter, when the user pulls the left and right high performance filters 320 and 330 forward, the left and right high performance filters 320 and 330 are drawn out of the air cleaning unit 300.

That is, the user can easily take out the left and right high performance filters 320 and 330 without holding the filter cover 340.

Thereafter, the user replaces the HEPA filter 326 with a new one, and replaces the left and right high-performance filters 320 and 330 in which the HEPA filter 326 is replaced with the filter sliding guides 313a, 313b, and 314a ( When sliding to 314b, the user can easily mount the left and right high performance filters 320 and 330 without holding the filter cover 340.

Meanwhile, when the user grasps the front part of the filter cover 340 and lowers the filter cover 340, the filter cover 340 seals the upper surface of the filter case 310 while the polygon hinge protrusions 347, 348, and 349 are closed. Reverse rotation in polygon hinge holes 317, 318 and 319, and the polygon hinge protrusions 347, 348 and 349 are reversed by 60 ° to the polygon hinge holes 317, 318 and 319. When it is caught again, the filter cover 340 is disposed horizontally above the filter case 310.

In the air cleaning unit according to the present invention configured as described above, the polygon hinge hinge hole is formed on one side of the filter case and the filter cover, the polygon hinge hole on the other side of the filter case and the filter cover is supported to rotate / hook This is formed, so that the filter cover maintains its open position when the filter cover is rotated so that the filter cover opens the filter case, so that the user can replace the filter without holding the filter cover by hand.                     

In addition, the air cleaning unit according to the present invention is installed on the upper surface of the indoor unit, it is possible to clean the air sucked from the upper side of the indoor unit, not only increases convenience when installing a separate air cleaner in the room, but also consumes power and cost This has the advantage of being reduced.

In addition, in the air cleaning unit according to the present invention, the polygonal hinge protrusion and the polygonal hinge hole are respectively formed at the rear left, right, and center of the filter cover and the filter case, so that a portion of the filter cover is struck when the filter cover is lifted upward. There is an advantage to prevent falling or shaking.

Claims (6)

A filter case having one surface opened; A filter mounted on the filter case; A filter cover for opening and closing the opening surface of the filter case; A polygonal hinge protrusion formed on one side of the filter case and the filter cover; And a polygonal hinge hole formed at the other side of the filter case and the filter cover such that the polygonal hinge protrusion is rotatably supported. The method of claim 1, The air cleaning unit, characterized in that installed on the upper surface of the indoor unit air cleaning unit. The method of claim 1, The filter case is provided with a communication hole communicating with the interior of the indoor unit, The filter cover is an air cleaning unit, characterized in that the suction grill is formed to suck the indoor air. The method of claim 1, The filter is one or more high performance filters, At least one air filter is installed on the bottom surface of the filter cover. The method of claim 1, And the polygonal hinge protrusion and the polygonal hinge hole are formed at the rear, left, and right sides of the filter cover and the filter case, respectively. The method according to any one of claims 1 to 5, The polygonal hinge projection and the polygonal hinge hole is an air cleaning unit, characterized in that the hexagon.

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