KR100696717B1 - Open and close apparatus for exhausting of outdoor-unit in air conditioner - Google Patents

Abstract

A device for opening and closing a discharge port of an outdoor unit of an air conditioner is provided to prevent a performance drop of a condenser and parts by preventing rainwater or dust from being introduced into an outdoor unit, and reduce power consumption by opening and closing flaps without using an additional power source. A circular fixing holder(100) is combined with a discharge port of an outdoor unit, having a plurality of fixing grooves at an internal circumference. A fixing cap(200) is placed at an internal center of the fixing holder and is combined with a fan motor of the outdoor unit, having a plurality of fixing grooves at an outer circumference. A plurality of fan-shape flaps(300) have fixing protrusions at both sides along a length direction. One side of each flap is inserted into the fixing groove of the fixing holder, and the other side is inserted into the fixing groove of the fixing cap. The flap has a rib at one side of a lower end, having certain width along a length direction.

Description

Opening and closing apparatus for exhaust unit of air conditioner {Open and close apparatus for exhausting of outdoor-unit in air conditioner}

1 is a perspective view schematically showing a conventional air conditioner outdoor unit.

2 is an exploded perspective view showing a discharge port of the outdoor unit of FIG.

3 and 4 are perspective views showing the outdoor unit discharge opening and closing device of the air conditioner according to the present invention.

FIG. 5 is a perspective view of the flap of FIG. 3; FIG.

6 is an enlarged perspective view illustrating a flap coupled between the fixing holder and the fixing cap of FIG.

7 is a cross-sectional view showing the outdoor unit discharge opening and closing device of the air conditioner according to the present invention.

-Explanation of symbols for the main parts of the drawings-

100: fixed holder 110: fixed groove

120, 130: stopper 140: flange

150: step 160: drain

200: fixing cap 210: fixing groove

300: flap 310, 320: fixed projection

330 rib

The present invention relates to an outdoor unit of an air conditioner, and more particularly, a fan-shaped flap is coupled between a fixed holder and a fixed cap, a rib is provided on a side of the flap, and rainwater is received at an inner circumference of the fixed holder. An air conditioner outdoor unit having a flange portion capable of preventing a foreign material, such as rainwater or dust, from entering the outdoor unit while the flap is closed by forming a drain hole through communication between the flange portion and the fixed holder outer wall. It relates to a discharge opening and closing device of.

In general, an air conditioner combines cooling and heating by reversibly using a transport mechanism for heat that is transferred to a refrigeration cycle consisting of compression-condensation-decompression-evaporation of a refrigerant.

Such an air conditioner is classified into an integrated type in which a refrigeration cycle device is mounted in one body and installed in a window, and a separate type in which the indoor unit and the outdoor unit are separated and installed in the indoor and outdoor areas, respectively. At this time, the outdoor unit of the separate air conditioner is usually configured to include a compressor, a condenser, a blowing fan with a lot of noise, the indoor unit is configured to include an evaporator and a blowing fan.

1 is a perspective view schematically illustrating a conventional air conditioner outdoor unit, and FIG. 2 is an exploded perspective view illustrating a discharge port of the outdoor unit of FIG. 1.

As shown, the outdoor unit of the air conditioner has a case 10 having a rectangular parallelepiped shape, a suction port 20 formed at a rear of the case 10 to suck air into the case 10, and the suction port. A case 10 includes a condenser (not shown) for exchanging heat with air sucked from the air, a blower fan (not shown) for sucking and discharging external air for heat exchange of the condenser, and air exchanged through the condenser. A discharge port 30 for discharging to the outside, and a compressor for compressing the refrigerant gas at high temperature and high pressure.

As an example, when the cooling cycle of the air conditioner operates, the compressor on one side of the case 10 pressurizes the refrigerant in the low-temperature low-pressure gas phase state discharged from the evaporator installed in the indoor unit to a high-temperature high-pressure state and discharges it to the condenser. do.

The condenser is introduced into the expansion valve (not shown) while making a phase change into a liquid at room temperature and high pressure through heat exchange with external air, and the refrigerant introduced into the expansion valve exchanges heat with internal air through an evaporator. After the pressure is reduced to a low-temperature low-pressure liquid state, it is introduced into the evaporator mounted in the indoor unit and absorbs the heat of external air from the evaporator to generate cold air.

In addition, waste heat generated from the compressor and heat radiated from the condenser are discharged to the outside through the discharge port 30 of the outdoor unit case 10 by the rotation of the blower fan, thereby cooling the condenser and the compressor.

Here, the discharge port 30 of the outdoor unit case 10 is formed on the upper surface of the case 10, as shown in Figure 2, the fixing holder 40, the fixing holder 50 is coupled to the case 10 It is configured to include a discharge cap 60 coupled to the), and a fixed cap 60 coupled to a fan motor (not shown) for driving a blowing fan inside the outdoor unit.

The conventional outdoor unit discharge port 30 has a structure in which the discharge grill 50 is covered on the upper side, and is always open. Therefore, contaminants such as dust or rain water penetrate into the outdoor unit to corrode the condenser and the internal parts. There is a problem such as causing malfunction of electronic components.

The present invention has been made to solve the above problems, the fan-shaped flap is coupled between the fixed holder and the fixed cap, provided with a rib on the side of the flap, can accommodate rainwater on the inner circumference of the fixed holder An outlet of the outdoor unit of the air conditioner, which is provided with a flange portion, which communicates with the flange portion and the outer wall of the fixed holder to form a drain hole, thereby preventing foreign matters such as rainwater or dust from entering the outdoor unit while the flap is closed. The purpose is to provide a switchgear.

In addition, the outdoor unit discharge opening and closing device of the air conditioner according to the present invention is an air conditioner outdoor unit that can save energy by opening and closing the flap by using the wind discharged by the blowing fan without the need for a separate power source for opening and closing the flap It is an object of the present invention to provide an opening and closing device of a discharge port.

According to an aspect of the present invention for achieving the above object, a discharge opening and closing device of the air conditioner outdoor unit, coupled to the discharge port of the outdoor unit, the annular fixed holder formed a plurality of fixing grooves on the inner periphery; A fixing cap positioned at an inner center of the fixing holder and coupled to a fan motor inside the outdoor unit, and having a plurality of fixing grooves formed at an outer circumference thereof; And a fixing protrusion at both sides along the length direction, and one side is inserted into the fixing groove of the fixing holder, and the other side includes a plurality of flaps of a fan shape inserted into the fixing groove of the fixing cap.

Preferably, the flap is characterized in that to form a rib having a predetermined width along the longitudinal direction on one side of the lower end.

In addition, the fixing holder is characterized in that the stopper is formed on the upper end of one side of the fixing groove formed on the inner periphery to prevent the flap is located in the vertical direction, the fixing holder prevents the flap is located in the horizontal direction It characterized in that the stopper is formed on the lower end of the other side of the fixing groove formed in the inner periphery.

In addition, the fixing groove of the fixing cap is positioned higher than the fixing groove of the fixing holder is characterized in that the flap coupled to the fixing groove and the fixing holder is inclined.

In addition, the fixing holder is characterized in that the flange portion is formed along the inner circumference and the stepped portion is formed along the end of the flange portion.

More preferably, the drain port is formed by communicating the flange portion and the outer wall of the fixed holder.

Therefore, it is possible to prevent foreign substances such as rainwater or dust from entering the outdoor unit, thereby preventing deterioration of the performance of condensers and internal parts, and to save energy since the flap can be opened and closed without requiring a separate power source. It has an effect.

Hereinafter, with reference to the accompanying drawings will be described a preferred embodiment of the outdoor unit discharge opening and closing device of the air conditioner according to the present invention.

3 and 4 are perspective views showing the outdoor unit discharge port opening and closing device of the air conditioner according to the present invention, Figure 5 is a perspective view of the flap of Figure 3, as shown, the outdoor unit discharge port opening and closing device is the upper side of the outdoor unit An annular fixed holder 100 mounted and coupled to the discharge port formed in the outlet, a fixed cap 200 which is located at the center of the fixed holder 100 and coupled to a fan motor (not shown) inside the outdoor unit, and the fixed A plurality of flaps 300 are fixed between the holder 100 and the fixing cap 200.

The fixing holder 100 includes a plurality of fixing grooves 110 spaced at regular intervals on the inner circumference, and the fixing cap 200 also includes a plurality of fixing grooves 210 formed on the outer circumference. .

The flap 300 has a fan-like shape having fixing protrusions 310 and 320 on both sides in the longitudinal direction, respectively, so that the fixing protrusion 310 of the narrow side of the flap 300 is fixed to the fixing cap 200. It is inserted into the 210, the fixing protrusion 320 of the wide side is inserted into the fixing groove 110 of the fixing holder (100). At this time, the fixing protrusion 320 formed on the wide side of the flap 300 is located below the flap (300).

When the fan 300 of the outdoor unit is operated, the flap 300 rotates the fixing protrusions 310 and 320 inserted into the fixing grooves 110 and 210 by the wind discharged to the outside, so that the flap 300 rotates. When the discharge port is opened and the blower fan stops operating, the air outlet returns to its original position and closes the outdoor unit discharge port.

In addition, the flap 300 has a rib 330 having a predetermined width in the longitudinal direction on one side of the bottom, the rib 330 is to prevent rain water from flowing into the outdoor unit, the detailed description Will be described later.

6 is an enlarged perspective view illustrating a flap coupled between the fixing holder and the fixing cap of FIG. 3, and as shown, the fixing holder 100 is fixed to which the fixing protrusion 320 of the flap 300 is inserted. The stopper 120 is provided on the upper right side of the groove 110 to prevent the flap 300 from being positioned in the vertical direction when the flap 300 is opened. This is because when the flap 300 is positioned in the horizontal direction, that is, in a direction that forms an angle of 90 degrees with the ground, the flap 300 is opened without returning to the original position even when the blowing fan stops operating. Or to prevent rainwater from entering.

In addition, when the flap 300 is closed, the fixing holder 100 has a stopper 130 at the lower left side of the fixing groove 110 to prevent the flap 300 from being positioned in the horizontal direction with the ground. Form. This is to prevent rainwater from flowing into the gap between the flap 300 and the flap 300 when the flap 300 is positioned in the horizontal direction with the ground.

In other words, when the flap 300 is closed, the stopper 130 is positioned upward by a predetermined angle in the horizontal direction, so when it rains, the rain is outside the outdoor unit by the ribs 330 provided in the flap 300. This will be discharged, which will be described later.

7 is a cross-sectional view showing the outdoor unit discharge opening and closing device of the air conditioner according to the present invention, as shown, the fixing holder 100 is formed with a flange portion 140 along the inner circumference, the flange portion 140 Steps 150 are formed along the ends of the flanges 140 to provide a space in which rainwater can be accommodated.

In addition, the drain 140 is formed by communicating the outer wall of the flange portion 140 and the fixed holder 100 so that the rainwater received in the flange 140 is discharged to the outside through the drain port 160.

Preferably, the fixing groove 210 of the fixing cap 200 is positioned higher than the fixing groove 110 of the fixing holder 100 to flap 300 between the fixing holder 100 and the fixing cap 200. ) Is inclined to combine, so that the rain water is received in the flange portion 140 along the rib 330 of the flap 300, and smoothly discharged to the outside of the fixing holder 100 through the drain hole 160. do.

As described above, the outdoor unit discharge opening and closing device of the air conditioner according to the present invention is coupled to the fan-shaped flap 300 between the fixed holder 100 and the fixed cap 200, the side of the flap 300 It is provided with a rib 330, and has a flange portion 140 that can receive rain water on the inner circumference of the fixed holder 100, the drain portion 160 in communication with the flange portion 140 and the outer wall of the fixed holder 100 ) To prevent foreign substances such as rainwater or dust from entering the outdoor unit while the flap 300 is closed.

In addition, the outdoor unit discharge opening and closing device of the air conditioner according to the present invention has an advantage in terms of energy saving because it is opened and closed by the wind discharged by the blowing fan without a separate power source.

The outdoor unit discharge opening and closing device of the air conditioner according to the present invention, as described above, there is an effect that can prevent the foreign matter such as rain water or dust flow into the outdoor unit to prevent performance degradation in the condenser and the internal parts.

In addition, since the flap can be opened and closed without requiring a separate power source, power consumption can be reduced.

Claims (7)

As a discharge opening and closing device of an outdoor unit of an air conditioner, An annular fixing holder coupled to the discharge port of the outdoor unit and having a plurality of fixing grooves formed on an inner circumference thereof; A fixing cap positioned at an inner center of the fixing holder and coupled to a fan motor inside the outdoor unit, and having a plurality of fixing grooves formed at an outer circumference thereof; And Air conditioning, characterized in that it comprises a fixing projection on each side along the longitudinal direction and one side is inserted into the fixing groove of the fixing holder, the other side of the fan-shaped flap inserted into the fixing groove of the fixing cap. Outdoor unit discharge opening and closing device of the machine. The method of claim 1, The flap is an outdoor unit discharge opening and closing device of the air conditioner, characterized in that for forming a rib having a predetermined width in the longitudinal direction on one side of the lower end. The method of claim 1, The fixing holder is an outdoor unit discharge opening and closing device of the air conditioner, characterized in that the stopper is formed on the upper end of one side of the fixing groove formed on the inner circumference to prevent the flap is located in the vertical direction. The method of claim 1, The fixing holder is an outdoor unit discharge opening and closing device of the air conditioner, characterized in that the stopper is formed on the lower end of the other side of the fixing groove formed on the inner circumference to prevent the flap is located in the horizontal direction. The method of claim 1, The fixing groove of the fixing cap is positioned higher than the fixing groove of the fixing holder so that the flap coupled to the fixing groove and the fixing holder is inclined, the outdoor unit discharge opening and closing device of the air conditioner. The method of claim 1, The fixed holder is formed in the flange portion along the inner periphery, the outdoor unit discharge port opening and closing device of the air conditioner, characterized in that the step formed along the end of the flange. The method of claim 6, The outdoor unit discharge port opening and closing device of the air conditioner, characterized in that the drain port is formed in communication with the flange portion and the outer wall of the fixed holder.

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