KR20080054523A - Refrigerator with warming room - Google Patents

Abstract

A refrigerator having a warming room is provided to keep food warm for a longer time by placing the food in the warming room provided at a side of a storage compartment of the refrigerator. A refrigerator having a warming room(200) comprises a heater(220) installed in the warming room, which is provided at a side of a storage compartment of a main body(100), a temperature sensor(230) installed in the warming room to detect the temperature of the inside of the warming room, and a control portion(240). The control portion controls the heater according to the temperature detected from the temperature sensor. The warming room is provided with a cooler(250), which is connected to a refrigerant tube of a condenser installed on the main body. The warming room is communicated with the storage compartment via a stepping motor valve(260).

Description

Refrigerator with insulation room {REFRIGERATOR WITH WARMING ROOM}

1 is a cross-sectional view showing a refrigerator equipped with a conventional warm room.

Figure 2 is a cross-sectional view showing a refrigerator equipped with a heat insulation chamber according to the present invention.

<Explanation of symbols for main parts of the drawings>

100: body 110: freezer

120: cold storage room

200: insulation room 220: heater

230: temperature sensor 240: control unit

250: cooler 260: stepping motor valve

270: damper 280: blowing fan

The present invention relates to a refrigerator provided with a heat insulating chamber, and more particularly, to provide a heat insulating chamber on one side of a storage compartment of a refrigerator, and to maintain a constant temperature or heating at a temperature at which food is easy to eat through the heat insulating chamber. It is related with the refrigerator provided with a heat insulating room.

In general, the refrigerator is for cooling the air in the refrigerator using a refrigeration cycle so that foods stored therein are stored for a long time without deterioration.

The refrigerator includes a main body forming a storage space separated into a refrigerating compartment and a freezing compartment, and a door mounted at one side of the main body to open and close the freezing compartment and the refrigerating compartment, and a compressor, a condenser and an evaporator at the rear of the main body. A refrigeration cycle is constructed.

Recently, a side by side type refrigerator having a refrigerator, a freezer, an automatic ice maker, etc. has been developed and sold a lot, and the combined refrigerator has a large amount of food because the freezer and the refrigerating chamber formed vertically long and long are divided into the same length on the side. Can be stored more easily.

However, the refrigerator has a function of storing food in a low temperature state, but there is no inconvenience of having a separate heating means because there is no warming function.

In order to alleviate such inconveniences, the Republic of Korea Utility Model Publication No. 1988-0007988 discloses a "fridge equipped with a refrigerator and a warm room".

As shown in FIG. 1, the refrigerator including the refrigerating and warming room, in the refrigerator in which the upper chamber 2, the solid chamber 2a, and the lower chamber 2b are separated and partitioned, is placed on the upper portion of the lower chamber 2b. The auxiliary evaporator (8) is installed, the thermostat device (20) is installed on the inner box (2b ') of the basement (2b), and the aluminum plate (12) is attached to the rear surface, and the aluminum plate (12) is fixed at a predetermined interval. After the heater 9 is installed and adhered with an adhesive tape, the auxiliary evaporator 8 and the heater 9 are selectively operated to use the basement 2b as a refrigerating and warming room.

Therefore, food can be stored at low temperature and heated more easily through the refrigerator equipped with the above-mentioned refrigerating and warming room.

However, since most families currently have their own meals with a certain time difference from their parents to their students, the school hours and commute times are different. Therefore, when storing or warming foods through the conventional refrigerators, many times a day are repeated. There was discomfort to do.

The present invention has been made to solve the above problems, it is an object of the present invention to provide a refrigerator having a heat insulating room that can be maintained for a predetermined time in a state in which food is warmed to a heat storage chamber provided on one side of the storage compartment of the refrigerator.

Still another object is to install a cooler in the warming room so that the inside of the warming room is converted into a refrigerating or freezing room through the cooler.

Still another object is to install a stepping motor valve in the insulation chamber and to connect with the storage compartment of the refrigerator to cool the inside of the insulation compartment using the cold air of the storage compartment.

Another purpose is to install a damper on the wall of the insulation chamber in which the stamping motor valve or the cooler is installed so that the cool air or warm air inside the insulation chamber is quickly discharged through the damper.

Still another object is to install a blowing fan inside the insulation chamber to circulate the warm or cold air inside the insulation chamber.

Refrigerator with a heat insulating room of the present invention for achieving the above object,

A heater installed in an insulation chamber provided at one side of the storage compartment of the main body; A temperature sensor installed inside the insulation chamber and sensing a temperature in the insulation chamber; And a controller for controlling the heater based on the temperature sensed by the temperature sensor.

Here, a cooler is additionally installed in the insulation chamber, and the cooler is connected to the refrigerant pipe of the condenser installed in the main body.

In addition, the insulation chamber is connected to the storage chamber through the stepping motor valve, it characterized in that for supplying the cool air of the storage chamber through the stepping motor valve inside the insulation chamber.

In addition, a blower fan is installed on the inner wall of the insulation chamber.

In addition, the insulation chamber wall surface is characterized in that the damper is further installed to discharge the heat of the insulation chamber to the outside.

Hereinafter, an embodiment of the present invention will be described in detail with reference to the accompanying FIG. 2.

The refrigerator of the present embodiment includes a main body 100 having a plurality of storage compartments formed on a front side thereof, and a door (not shown) coupled to one side of the front side of the main body 100 and selectively opening and closing the storage compartment. ) Is composed of a freezer compartment 110 and the refrigerating compartment (120).

In addition, the rear of the main body 100 is provided with a refrigeration cycle composed of a compressor (not shown), a condenser (not shown), an evaporator (not shown) and the like.

That is, the refrigeration cycle is liquefied in a condenser refrigerant gas compressed to a high temperature, high pressure by the operation of a compressor (vapor) in the evaporator (evaporator) through an expansion valve (expansion valve) By doing so, the cooling action is performed by the heat of vaporization of the refrigerant, and the storage compartment of the main body 100 is cooled by the cooling action.

Here, the freezing compartment 110 is formed in two separate in the vertical direction, the freezing compartment located in the upper side is made of an opening and closing structure in which the front is opened by the door, the freezer compartment located in the lower side is made of a drawer structure discharged to the front. . And between them, the heat insulation chamber 200 which is a main technical structure of this invention is provided.

The insulation chamber 200 is to maintain the food in a warmed state for a predetermined time, and is provided between the storage compartment of the main body 100, that is, two freezing compartments 110.

That is, the insulation chamber 200 is composed of an inner case and an outer case, between them foaming agent is foamed to prevent the release of heat, the front has a structure that is opened and closed through a door (not shown).

In addition, the insulation chamber 200 controls the heater 220 to generate heat, a temperature sensor 230 for sensing a temperature inside the insulation chamber, and a heater 220 through the temperature sensor 230. The control unit 240 to maintain a constant temperature inside the greenhouse 200.

The heater 220 is installed on the inner bottom surface of the insulation chamber 200, and generates heat when power is supplied. In addition, the heater 220 may be selectively installed on the inner wall of the insulation chamber 200.

The temperature sensor 230 is installed on the inner wall of the insulation chamber 200, detects the internal temperature of the insulation chamber 200 rising or descending by the heater 220 and transmits the temperature to the controller 240. .

The controller 240 is to maintain a constant internal temperature of the insulation chamber 200, and controls the heater 220 based on the internal temperature of the insulation chamber 200 received through the temperature sensor 230. By controlling and maintaining the temperature inside the insulation chamber 200.

And, it is possible to set the internal temperature and time of the thermal insulation chamber 200 through the control unit 240, more specifically the temperature can be adjusted within the range of 30 ~ 80 degrees, time within the range of 1 minute to 4 hours Adjustable

Therefore, after the food is inserted into the insulation chamber 200, the temperature and time are set within the range of 30 to 80 degrees and 1 minute to 4 hours through the control unit 240, the heater 220 Heat is generated while power is supplied, and food is heated while the inside of the insulating chamber 200 is heated by the heat.

Thereafter, when the inside of the insulation chamber 200 is heated up to a set temperature by the temperature sensor 230, the controller 240 controls the heater 220 again to set the interior of the insulation chamber 200. It is kept constant for a while, so the food is stored in the warmed state for a set time.

After the food is eaten through such control, it is possible to eliminate the hassle that the next person needs to heat the food by putting the food inside the insulation chamber 200 again.

Here, if there is no time for setting the insulation chamber 200 to keep warm, the control unit 240 maintains for a basic set time, and if the time exceeds the basic setting time to shut off the power of the heater 220 do.

Thereafter, the food compartment inserted in the inside is stored in a low temperature state by converting the insulation chamber 200 into a freezing chamber or a refrigerating chamber through a cooler which will be described later.

The cooler 250 is used to convert the insulation chamber 200 into a freezing or refrigerating chamber, and is installed on the inner upper surface of the insulation chamber 200 and includes a condenser (not shown) installed in the main body 100. It is connected to the refrigerant pipe, and receives the refrigerant of the condenser through the control unit 240 to cool the heat insulating chamber (200).

In addition, a stepping motor valve 260 is installed on one side of the insulating chamber 200 to be connected to the freezing chamber 110, and the cold air of the freezing chamber 110 is transferred through the stepping motor valve 260. By forcibly supplying the inside of the 200, the inside of the insulating chamber 200 is cooled more quickly.

Here, the control unit 240 is capable of temperature adjustment within the range of -17 to 15 degrees at freezing, -7 to -3 degrees at thawing, and 3 to -5 degrees at refrigeration.

In addition, a damper 270 is installed on a wall surface of the insulation chamber 200 to discharge heat from the insulation chamber 200 to the outside.

Therefore, when the inside of the insulation chamber 200 is switched to the freezer and the refrigerating chamber, the controller 240 operates the stepping motor valve 260 primarily to forcibly supply the cold air of the freezer compartment 110 and at the same time the damper. By opening the 270, the heat inside the insulation chamber 200 is quickly discharged to the outside, and closing the open damper 270 secondly and simultaneously operating the cooler 250 to set the inside temperature. Cooling to achieve maximum efficiency with minimum power consumption.

In addition, a blower fan 280 may be selectively installed on an inner wall of the insulation chamber 200, and heat or cool the inside of the insulation chamber 200 more quickly by circulating hot or cold air through the blower fan 280. Cooled.

As described above, although the preferred embodiment of the present invention has been described, the present invention is not limited to the above embodiment, and is easily changed and equivalent to those skilled in the art from the embodiments of the present invention. Includes all changes and modifications to the extent permitted.

As described above, by installing a heat insulation chamber including a heater, a temperature sensor, and a control unit at one side of the freezer compartment, the inconvenience of having to warm up frequently can be eliminated by maintaining the food inserted therein in a warm state for a predetermined time. It is possible to save power and to improve the ease and convenience of eating.

In addition, by installing a cooler in the insulation chamber to convert the interior of the insulation chamber into a refrigerating chamber or a freezing chamber, there is an effect that can greatly improve the utility of the insulation chamber.

In addition, by installing a stepping motor valve in the insulating chamber connected to the refrigerating chamber of the refrigerator it is possible to cool the inside of the insulating chamber using the cold air of the storage compartment has the effect that can greatly reduce the power consumption.

In addition, by installing a damper on the wall of the insulating chamber in which the stamping motor valve or the cooler is installed, there is an effect that the cooling and heating time of the insulating chamber can be significantly shortened by quickly discharging the inside of the insulating chamber.

In addition, by installing a blower fan in the insulation chamber, the warm or cold air inside the insulation chamber can be circulated to maintain the entire food at the same temperature.

Claims (5)

A heater installed in an insulation chamber provided at one side of the storage compartment of the main body; A temperature sensor installed inside the insulation chamber and sensing a temperature in the insulation chamber; And And a control unit for controlling the heater based on the temperature detected by the temperature sensor. The method of claim 1 A cooler is additionally installed in the heat insulating room, and the cooler is provided with a heat insulating room, characterized in that connected to the refrigerant pipe of the condenser installed in the main body. The method according to claim 1 or 2, The insulation chamber is connected to the storage compartment through a stepping motor valve, the refrigerator with a heat insulation chamber, characterized in that to supply the cold air of the storage compartment through the stepping motor valve. The method of claim 3, wherein Refrigerator with a heat insulating room, characterized in that the blower fan is further installed on the inner wall of the heat insulating room. The method of claim 4, wherein And a damper is further provided on the wall of the insulation chamber to discharge heat from the insulation chamber to the outside.

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