KR100853423B1 - Evaporator assembly for refrigerator and refrigerator having it - Google Patents

Abstract

A chiller assembly for refrigerator and a refrigerator having the same are provided to supply cooling air to a front door by supplying the cooling air to the front and rear sides through one blower fan. A chiller assembly of a refrigerator comprises a body(40) having a cooling air generating chamber(400) therein. A chiller(50) is installed in the body. A front cooling air outlet(410) is formed on the front portion of the body to connect with the cooling air generating chamber, and supplies cooling air to a door. A rear cooling air outlet is formed on the rear portion of the body to connect with the cooling air generating chamber, and supplies the cooling air to a refrigerator compartment and a freezer compartment of the refrigerator. A blower fan(90) is rotated by a motor(91) in forward and backward directions to blow cooling air to the front and rear cooling air outlets.

Description

Evaporator Assembly for Refrigerator and Refrigerator having it}

1 is a view schematically showing a refrigerator.

2 shows a cooler assembly for a refrigerator according to the invention;

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

4 shows a refrigerator equipped with a cooler assembly according to the invention.

<Explanation of symbols for the main parts of the drawings>

10: refrigerator body 20: refrigerator

30: freezer compartment 40: cooler assembly body

50: cooler 90: blower fan

400: cold air generating chamber 410: front cold air outlet

420: rear cold air outlet 430, 440: left and right cold air outlet

450: cold air inlet 460: defrost means

The present invention relates to a refrigerator cooler assembly and a refrigerator equipped with the same, and more particularly, to a refrigerator cooler assembly and a refrigerator equipped with the same, which can be modularized and mounted in a horizontal direction on the top of the refrigerator.

In general, a refrigerator is a device for storing food for a long time using the principle of latent heat of vaporization (vaporization heat) in which a liquid refrigerant phase changes into a gaseous state and takes heat from the surroundings.

The refrigerator includes a freezer compartment and a refrigerating compartment separated from each other so that cold air is not mixed inside the main body. In general, a cooling fan is provided on the rear wall of the freezer compartment and the refrigerating compartment, a cooler (evaporator) is provided between the rear wall and the main body, and a lower side of the refrigerator. The compressor is installed.

1 is a view schematically showing a refrigerator. Recently, the refrigerator has increased in volume and provides various uses. As shown in FIG. 1, a refrigerator compartment 110 is disposed at an upper portion thereof and a freezer compartment 120 is disposed at a lower portion thereof, and the refrigerator compartment 110 has two refrigerator compartments. Opening and closing by the door 111, the freezer compartment 120 has a configuration that is opened and closed by a separate freezer door 121. On the other hand, the refrigerating chamber door 111 is provided with an ice-making chamber 130, the groove bar 140, etc. to take out the ice.

In the conventional refrigerator having such a configuration, a cooler (not shown) is located at the rear side, and the cold air cooled by the cooler includes the refrigerating chamber 110 and the freezing chamber 120, and the ice making chamber 130 and the home bar 140. It is supplied to the refrigerating chamber door 111 by blowing. As described above, the conventional refrigerator has a problem in that a structure of a duct (not shown) that is blown and circulated is complicated because it is necessary to blow cold air into various spaces.

In addition, the conventional refrigerator has a problem of reducing the receiving volume of the refrigerating chamber 110 or the refrigerating chamber 120 because the refrigerator is located in the rear, thereby reducing the front and rear width of the refrigerating chamber 110 or the freezing chamber 140.

The present invention is to solve the problems that occur in the conventional refrigerator, the cooler for generating cold air in the horizontal direction of the refrigerator body is installed, the refrigerator cooler assembly and a refrigerator equipped with a modular easy to install It aims to provide.

The present invention to achieve the above object, the cold air generating chamber and the body formed inside; A cooler installed inside the body; Is formed in front of the body and in communication with the cold air generating chamber, the front cold air discharge port for supplying cold air to the door; A rear cold air discharge port formed at the rear of the body to communicate with the cold air generating chamber and to supply cold air to the refrigerating chamber and the freezing chamber of the refrigerator; It is installed in the rear of the cooler and provides a refrigerator cooler assembly comprising a blowing fan for forward and reverse rotation by the motor for discharging the cold air to the front cold air discharge port and the rear cold air discharge port.

In another aspect, the present invention provides a refrigerator, wherein the refrigerator cooler assembly is installed in a refrigerating compartment, and the refrigerating compartment is disposed above the freezing compartment.

By this configuration, the present invention has the effect of expanding the width of the front and rear direction in the refrigerator by installing the cooler assembly in the horizontal direction on the upper part of the refrigerator, and by supplying cold air in the front and rear directions by one blower fan. There is an effect that can supply cold air to the door located on the side.

Hereinafter, a refrigerator according to the present invention will be described in detail with reference to the accompanying drawings. 2 is a view showing a cooler assembly for a refrigerator according to the present invention, Figure 3 is a cross-sectional view taken along the line A-A of FIG.

Referring to FIG. 2, the refrigerator cooler assembly according to the present invention blows cool air cooled by heat exchange between the body 40, the cooler 50 installed inside the body 40, and the cooler 50. It includes a blowing fan 90 for.

The body 40 is surrounded by a wall 41 made up and down, front and rear and right and left of the heat insulating material, the inside is provided with a cold air generating chamber 400 which is a space in which cold air is generated. The cooler 50 is installed in the cold air generating chamber 400. The cooler 50 cools the inside of the cold air generating chamber 400 while circulating a low temperature refrigerant through a compressor, a condenser, etc. (not shown) to generate cold air.

The front cold air outlet 410 communicating with the cold air generating chamber 400 is formed at the front walls 41: 41a. Although two front cold air outlets 410 according to the present embodiment are formed, this is based on two refrigerator doors of the refrigerator to be described later, and the number thereof may vary depending on the design. In addition, the front cold air discharge port 410 is provided with a damper 411 for selectively opening and closing the front cold air discharge port 410.

The rear cold air outlet 420 is formed in the rear wall 41b in communication with the cold air generating chamber 400. The rear cold air discharge port 420 is for supplying cold air to the refrigerating chamber or the freezing chamber by guiding the cold air generated in the cold air generating chamber 400 to the rear.

A blowing fan 90 is installed at the rear cold air discharge port 420, and the blowing fan 90 rotates forward and backward by the motor 91. When the blower fan 90 rotates forward, the cold air is sucked in, and if the reverse rotation is reversed, it is assumed to blow out the cold air. When the blower fan 90 rotates forward, the cold air discharges the rear cold air outlet 420. It is discharged to the rear through, and when the blowing fan 90 is reversely rotated cold air is discharged forward through the front cold air discharge port (410).

Meanwhile, left and right cold air outlets 430 and 440 communicating with the cold air generating chamber 40 are formed in the left and right walls 41: 41c and 41d. The left and right cold air outlets 430 and 440 are not directly flowed by the cold air due to the forward and reverse rotation of the blower fan 90, but when the cooler assembly according to the present invention is installed on the top of the refrigerator, the cold air is lowered. According to the nature of the movement to the cold air to move downward to provide a passage for allowing air to enter the refrigerating compartment and the freezing compartment.

The left and right cold air outlets 430 and 440 are provided with a damper (not shown) for opening and closing the left and right cold air outlets 430 and 440, similarly to the front cold air outlet 410, and optionally, the left and right cold air outlets 430. , 440 may be opened and closed.

In addition, a cold air inlet 450 communicating with the cold air generating chamber 400 is installed at the rear wall 41b of the body 40. The cold air inlet 450 allows the cold air discharged from the cold air generating chamber 400 to circulate through the freezing compartment or the refrigerating compartment and flow again.

In addition, a defrosting means 460 is installed below the cooler 50 installed inside the cold air generating chamber 400. The defrosting means 460 is used to remove frost, ice, etc., generated by condensation of moisture around the surface of the cooler 50 at low temperature, and is a steam spray for spraying a heater or high temperature steam heated by an electrical signal. Apparatus and the like can be applied.

In addition, the bottom surface of the cold air generating chamber 400 formed in the body 40 has an inclined lower toward the rear, the defrost water outlet hole 470 communicated to the outside is formed in the rear bottom. The defrost water generated by melting the ice, etc. by the defrosting means 460 moves backward along the inclined bottom surface and the defrost water moved backward flows out through the defrost water outlet hole 470. The outlet hole 470 is in communication with an evaporation name (not shown) located in the lower portion of the refrigerator, it is preferable to allow the defrost water to flow out of the evaporation name.

4 is a view showing a refrigerator equipped with a cooler assembly according to the present invention. The cooler assembly having the configuration described above is installed in the horizontal direction on the top of the refrigerator as shown in FIG. Specifically, the refrigerator 10 main body 10 of the refrigerator 10 is located at the top and the freezing chamber 30 is located at the bottom, the refrigerator compartment 20 located at the upper side of the two refrigerating chamber doors rotatably coupled to the left and right ( 21: 21a, 21b) to open and close. In addition, an ice making chamber 60 is installed in the refrigerating chamber door 21a of one side, and a home bar 70 is installed in the refrigerating chamber door 21b of the other side. In addition, a machine room (not shown) in which a compressor (not shown), a condenser (not shown), or the like is accommodated, is located below the refrigerator main body 10.

The main duct 81 is installed in the rear sidewall 11 of the refrigerator main body 10, and the main duct 81 communicates with the rear cold air outlet 420 of the cooler assembly and extends downward to extend the refrigerating chamber 20. ) And the freezer compartment 30. The main duct 81 is provided with dampers at points communicating with the refrigerating chamber 20 and the freezing chamber 30, respectively.

When the blower fan 90 installed in the cooler assembly rotates forward, cold air is transferred downward along the rear cold air discharge port 420 and the main duct 81, and at this time, the damper is selectively opened and closed to open the refrigerator compartment 20 or the freezer compartment ( 30) to supply cold air.

Meanwhile, a return duct 85 is installed on the rear wall 11 of the refrigerator main body 10. The return duct 85 communicates with the cold air inlet 450 of the cooler assembly at an upper portion thereof and extends downward to communicate with the refrigerating chamber 20 and the freezing chamber 30. The cold air introduced into the refrigerating chamber 20 and the freezing chamber 30 cools the refrigerating chamber 20 and the freezing chamber 30, and then returns the return duct 85 and the cold air inlet 450 to the cold air generating chamber 40 of the cooler assembly. Inflow.

In addition, left and right side ducts 82 and 83 are installed in the left and right side walls 12 and 13 of the refrigerator main body 10 in the vertical direction. The left and right ducts 82 and 83 communicate with the left and right cold air outlets 430 and 440 of the cooler assembly from the top, respectively, and communicate with the refrigerating chamber 20 or the freezing chamber 30 like the main duct 81. do.

The left duct 82 is selectively opened and closed by a damper to supply cold air to the refrigerating compartment 20 and the freezing compartment 30, and the right duct 83 is also selectively opened and closed by a damper to allow the refrigerating compartment 20 and the freezing compartment ( 30) to supply cold air.

The left and right ducts 82 and 83 do not have a separate blower fan, and use low-temperature cold air to move downwards through the left and right ducts 82 and 83 without additional power. To be introduced into the refrigerating chamber 20 or the freezing chamber 30.

A door duct 84 is formed inside the refrigerating compartment door 21. The door duct 84 communicates with the front cold air outlet 410 of the cooler assembly in a state in which the refrigerating compartment door 21 is closed. The door duct 84 is provided with a damper 842 for selectively opening and closing the door duct 84.

The door duct 84 supplies cold air to the ice making chamber 60 installed inside the refrigerating chamber door 21a on one side, or supplies cold air to the groove bar 70 installed inside the refrigerating chamber door 21b on the other side. do. Specifically, when the blowing fan 90 reversely rotates, the cold air is moved into the refrigerating chamber door 21 through the front cold air discharge port 410 and the door duct 84 to move the inside of the ice making chamber 60 and the home bar 70. Cooled.

As mentioned above, although the said Example about this invention was described concretely, this invention is not limited to the said Example and can be variously changed in the range which does not deviate from the technical idea of Claim.

As described above, the cooler assembly according to the present invention has an effect of extending the front and rear width in the refrigerator by allowing the refrigerator assembly to be installed in the horizontal direction.

In addition, the cooler assembly according to the present invention can supply cold air in a forward and backward direction by one blower fan has an effect that can be supplied to the door located in the front side when installed in the refrigerator.

In addition, since the cooler assembly according to the present invention is modular, it is manufactured separately and installed in the refrigerator. This makes it easy to install and has the effect of improving the overall assembly efficiency of the refrigerator.

Claims (6)

A body having a cold air generating chamber formed therein, A cooler installed inside the body, Is formed in front of the body and in communication with the cold air generating chamber, the front cold air discharge port for supplying cold air to the door, A rear cold air outlet formed in the rear of the body to communicate with the cold air generating chamber and to supply cold air to the refrigerator compartment and the freezer compartment of the refrigerator; And a blower fan installed at a rear side of the cooler to rotate forward and backward by a motor and discharge cold air to the front cold air discharge port and the rear cold air discharge port. The method of claim 1, Cooler assembly for a refrigerator formed on the left and right sides of the body and in communication with the cold air generating chamber, further comprising left and right cold air discharge ports for supplying cold air to the refrigerator compartment and the freezer compartment of the refrigerator. The method of claim 1, And a cold air inlet formed at a rear side of the body to communicate with the cold air generating chamber and into which cold air circulated through the refrigerating compartment and the freezing compartment of the refrigerator. The method of claim 1, Cooler assembly for a refrigerator, characterized in that the defrost means for defrosting the cooler is installed below the cooler. The method of claim 4, wherein The bottom surface of the body has a slope that is lowered toward the rear, the cooler assembly for a refrigerator, characterized in that the defrosted water outflow hole for outflow of the defrosted defrosting water is formed on the rear bottom of the body. The refrigerator cooler assembly according to any one of claims 1 to 5, wherein the refrigerator cooler assembly is installed in the refrigerator compartment, and the refrigerator compartment is disposed above the freezer compartment.

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