KR20140046618A - Refrigerator - Google Patents

Abstract

The present invention relates to a refrigerator and, more specifically, to a refrigerator which includes: a main body of the refrigerator; a plurality of storage rooms formed on the main body of the refrigerator; a door to open and close the storage rooms; and a cooling apparatus to cool the storage rooms. The cooling apparatus includes a first evaporator, a second evaporator, a flow control valve to distribute a refrigerant to the first and second evaporators, and capillary tubes. The flow control valve is arranged under the downstream of the capillary tubes, so as to reduce the number of capillary tubes and reduce production costs.

Description

Refrigerator {Refrigerator}

The present invention relates to a refrigerator, wherein a cooling device for cooling a plurality of storage compartments includes a first evaporator and a second evaporator, a flow control valve for distributing refrigerant to the first evaporator and the second evaporator, and a capillary tube; The flow control valve is disposed downstream of the capillary tube, and relates to a refrigerator capable of reducing the quantity of capillary tubes.

The conventional refrigerator according to Korean Patent No. 10-0678777 includes a refrigerator body 1, a freezing chamber 7, a first refrigerating chamber 8 and a second refrigerating chamber 9.

A first refrigerator compartment door 3 for opening and closing the first refrigerator compartment 8 and a second refrigerator compartment door 4 for opening and closing the second refrigerator compartment 4 are provided for opening and closing the freezing compartment 7, ).

A first blowing fan 10 is provided at an upper portion of the freezing chamber 7 to send cool air introduced from an evaporator to a first refrigerating chamber 8, A first duct 12 serving as a flow path for introducing cool air into the first refrigerating chamber 8 by the first blowing fan 10 is formed between the first duct 12 and the first duct 12, A first cool air discharge port 19 serving as a flow path is formed so that the cool air circulated in the refrigerating chamber 8 is directed to the freezing chamber 7. [

A second blowing fan 11 is provided in the lower part of the freezing chamber 7 to send the cool air introduced from the evaporator to the second refrigerating chamber 9. The freezing chamber 7, A second duct 13 serving as a flow path for introducing cool air into the second refrigerating chamber 9 is formed between the first duct 9 and the second duct 13 by means of the second blowing fan 11, And a second cool air discharge opening (20) serving as a flow path is formed so that the cool air circulated in the second refrigerator compartment (9) is directed to the freezing compartment (7).

A first temperature sensor 23, a second temperature sensor 24 and a third temperature sensor 25 are attached to one side of the freezing chamber 7, the first refrigerating chamber 8 and the second refrigerating chamber 9, respectively And the temperatures of the freezing compartment 7, the first refrigerating compartment 8 and the second refrigerating compartment 9 are separately measured to maintain a predetermined temperature, a maximum temperature and a minimum temperature.

However, such a conventional refrigerator has a problem in that the unit cost increases because a plurality of capillaries are provided to cool the plurality of storage compartments to respective temperatures.

The present invention has been made to solve the above-described problem, and an object of the present invention is to provide a refrigerator having an advantage of reducing the cost of the product by reducing the quantity of capillaries.

The refrigerator of the present invention for achieving the above object includes a refrigerator body, a plurality of storage chambers formed in the refrigerator body, a door for opening and closing the storage chamber, and a cooling device for cooling the storage chamber. It includes a first evaporator and a second evaporator, a flow control valve for distributing the refrigerant to the first evaporator and the second evaporator, and a capillary tube, the flow control valve is disposed downstream of the capillary tube.

In the above-described configuration, the first evaporator and the second evaporator are disposed downstream of the capillary, the flow control valve is disposed downstream of the first evaporator and the second evaporator, or the flow control valve is the capillary And a first evaporator and a second evaporator are disposed downstream of the flow control valve.

According to the refrigerator of the present invention as described above, the following effects can be obtained.

A refrigerator body, a plurality of storage compartments formed in the refrigerator body, a door for opening and closing the storage compartment, and a cooling apparatus for cooling the storage compartment, wherein the cooling apparatus comprises: a first evaporator, a second evaporator, and the first evaporator; It includes a flow control valve for distributing the refrigerant to the evaporator and the second evaporator, and a capillary tube, the flow control valve is disposed downstream of the capillary tube, it is possible to reduce the quantity of the capillary tube has the advantage of lowering the product cost.

The first evaporator and the second evaporator are disposed downstream of the capillary and the flow control valve is disposed downstream of the first evaporator and the second evaporator, or the flow control valve is disposed downstream of the capillary The first evaporator and the second evaporator are disposed downstream of the flow regulating valve, simplifying the structure of the cooling device.

1 is a perspective view showing a conventional refrigerator door open state.
2 is a schematic view of a refrigerator according to a preferred embodiment of the present invention.
3 is a schematic view of a refrigerator cooling apparatus according to a preferred embodiment of the present invention.
4 is a schematic view of a refrigerator cooling apparatus according to another embodiment of the present invention.
5 is a perspective view of a refrigerator according to another embodiment of the present invention.
6 is a front view of the refrigerator of FIG. 5;
7 and 8 is a schematic view of a refrigerator cooling apparatus according to another embodiment of the present invention.

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

For reference, the same components as those of the conventional art will be described with reference to the above-described prior art, and a detailed description thereof will be omitted.

≪ Embodiment 1 >

2 to 4, the refrigerator of the present embodiment includes a refrigerator main body 100, a plurality of storage compartments formed in the refrigerator main body 100, a door for opening and closing the storage compartment, and the storage compartment cooling. It includes a cooling device 300, the cooling device 300 is a refrigerant in the first evaporator (341) and the second evaporator 342, the first evaporator (341) and the second evaporator (342). And a flow control valve 350 for dispensing and a capillary tube 330, and the flow control valve 350 is disposed downstream of the capillary tube 330.

The refrigerator main body 100 includes a housing surrounding a plurality of the storage compartments, and a door (not shown) is installed at a front surface thereof.

The plurality of storage compartments are formed so that the front of the refrigerator main body 100 is opened and partitioned from each other.

The first storage chamber 110 serves as a freezing chamber and is formed long in the upper left and lower portions.

The second storage compartment 120 serves as a refrigerating compartment and is formed on the upper right side.

The third storage room 130 serves as a fresh room and is formed at the lower right side.

The door opens and closes the first storage chamber 110, the second storage chamber 120, and the third storage chamber 130, respectively.

The door includes a first door (not shown) for opening and closing the first storage chamber 110, a second door for opening and closing the second storage chamber 120, and a third door for opening and closing the third storage chamber 130.

The first door, the second door, and the third door are formed in the refrigerator main body 100 through a hinge to open and close each storage chamber in a left-right rotational manner.

The cooling apparatus 300 cools each said storage compartment. That is, the cooling device 300 cools the storage chambers independently.

The cooling device 300 cools the storage compartment in a mixed manner in which the storage compartment is intercooled or direct cooling, or a mixture of intercooling and direct cooling.

The cooling apparatus 300 includes a compressor 310, a condenser 320 connected to the compressor 310, a capillary tube 330 connected to the condenser 320, and an evaporator 340 connected to the capillary tube 330. Include.

Only one capillary tube 330 is provided.

The evaporator 340 includes a first evaporator 341, a second evaporator 342, and a third evaporator 343. The first evaporator 341 cools the first storage chamber 110, the second evaporator 342 cools the second storage chamber 120, and the third evaporator 343 cools the third storage chamber 130. . The first evaporator 341, the second evaporator 342, and the third evaporator 343 are respectively installed in branch pipes downstream of the capillary 330. In the present embodiment, since three evaporators are provided, three tubes are branched by three pipes downstream from the capillary tube 330, and the branched pipes are joined upstream of the compressor 310.

The number of evaporators 340 may be changed according to the number of storage compartments or the cooling method of the storage compartments.

The cooling apparatus 300 further includes a flow control valve 350 for distributing the refrigerant to the first evaporator 341, the second evaporator 342, and the third evaporator 343.

Such a flow control valve 350 can independently cool each storage compartment.

The flow control valve 350 is disposed downstream of the capillary tube 330.

As such, the flow control valve 350 may be disposed to independently cool each of the storage compartments, and at the same time, the number of the capillary tubes 330 may be reduced by not having to provide the capillary tubes 330 as many as the number of evaporators. Therefore, there is an advantage that can lower the product cost.

In detail, the first evaporator 341, the second evaporator 342, and the third evaporator 343 are disposed downstream of the capillary tube 330, and the flow control valve 350 is provided with the first evaporator 341 and the first evaporator 341. Disposed downstream of the two evaporators 342 and the third evaporator 343. In detail, the flow control valve 350 is installed at the confluence of the branch pipes.

Unlike the above, the flow control valve 350 'is disposed downstream of the capillary 330, and the first evaporator 341, the second evaporator 342, and the third evaporator 343 are the flow control valve 350'. May be disposed downstream of In detail, the flow control valve 350 'is installed at the branch point of the branch pipe.

The coolant of the cooling device 300 is a low-temperature low-pressure liquid state in the capillary tube 330, the first evaporator 341 or the second evaporator 342 or the third evaporator in accordance with the control of the flow control valve (350, 350 ') 343 is supplied to cool each storage compartment.

≪ Embodiment 2 >

5 to 8, the refrigerator of the present embodiment includes a refrigerator main body 100, a first storage chamber 110 formed in the refrigerator main body 100, a second storage chamber 120, and a first storage chamber. A storage compartment including a third storage compartment 130 and a fourth storage compartment 140, a first door 210 that opens and closes the first storage compartment 110, and a second door that opens and closes the second storage compartment 120. A door including a 220, a third door 230 for opening and closing the third storage chamber 130, a fourth door 240 for opening and closing the fourth storage chamber 140, and cooling the storage chamber. It includes a cooling device 300, wherein the first storage compartment 110 and the second storage compartment 120 is a freezer compartment formed on each of the upper and lower sides of the left or right, the third storage compartment 130 is It is a refrigerating chamber formed in the other one upper portion, the fourth storage chamber 140 is a fresh chamber formed in the other lower portion, the cooling device 300 is the first evaporator 341 and the second An erection 342 and a third evaporator 343, a flow control valve 350 for distributing refrigerant to the first evaporator 341 and the second evaporator 342 and the third evaporator 343, and a capillary tube ( 330, wherein the flow control valve 350 is disposed downstream of the capillary tube 330.

The refrigerator main body 100 includes a housing surrounding the storage compartment, and the door is installed at a front surface thereof.

The storage room includes a first storage room 110 formed in the refrigerator body 100, a second storage room 120, a third storage room 130, and a fourth storage room 140. The storage chamber is formed by being partitioned.

The first storage chamber 110, the second storage chamber 120, the third storage chamber 130, and the fourth storage chamber 140 are formed to have openings.

The first storage room 110 and the second storage room 120 are respectively a freezing room formed at the upper portion and the lower portion of either the left or the right side and the third storage room 130 is a refrigerating room formed at the upper portion of the remaining one, The storage room 140 is a fresh room formed in the lower one.

In the present embodiment, the first storage chamber 110 and the second storage chamber 120 are formed on the left upper and lower portions, respectively, and the third storage chamber 130 and the fourth storage chamber 140 are formed on the upper right portion and the right side, respectively.

Thus, each storage room can be arranged and stored according to the storage temperature of each food, so that each food can be stored more effectively and freshly for a long time, and the smell of food in each storage room is prevented from being mixed. In addition, the food which is frequently taken out and used can be stored in the upper part, so that the convenience of the user is improved, and the storage room having a low storage temperature is disposed at the lower part, so that the outflow of cold air can be minimized.

The first storage room 110 and the second storage room 120 are freezing compartments and the third storage compartment 130 and the fourth storage compartment 140 serve as refrigerating compartments to provide two freezing compartments and a refrigerating compartment, The food to be stored can be distinguished and stored, so that the storage property can be further improved.

The freezing chamber includes a first freezing chamber 110 and a second freezing chamber 120 having a temperature lower than that of the first freezing chamber 110.

Accordingly, the second freezer compartment 120 can store frozen foods to be stored for a long period of time, so that the frozen food can be stored more effectively for a long time.

The storage chamber serving as a refrigerating chamber includes a refrigerating chamber 130 and a fresh compartment 140 having a temperature lower than that of the refrigerating compartment 130 so that the fresh compartment 140 can store kimchi and vegetables more effectively for a long time.

Accordingly, the temperature of the second freezing chamber 120 is lower than that of the first freezing chamber 110, the temperature of the first freezing chamber 110 is lower than that of the freshting chamber 140, The temperature is low. This allows various foods to be stored in storage rooms at various storage temperatures, effectively storing them.

The second freezing chamber 120 is provided with a drawer 121 therein to easily store the frozen food to be stored for a long period of time and to prevent the freezing of the frozen food from flowing out. Even the stored food can be easily taken out by the user.

A plurality of drawers 121 may be provided, and a plurality of drawers 121 are arranged in a vertical direction. The drawer 121 disposed at the upper portion may have a small internal space and the drawer 121 disposed at the lower portion may have a large internal space.

The shelf 111 is horizontally installed in the first freezer compartment 110 so that the user can easily insert the frozen food stored for a short period of time.

A plurality of shelves 111 may be provided, and a plurality of shelves 111 may be arranged in a vertical direction.

The door includes a first door 210 for opening and closing the first storage chamber 110, a second door 220 for opening and closing the second storage chamber 120, 3 door 230 and a fourth door 240 for opening and closing the fourth storage chamber 140.

At least one of the first door 210, the second door 220, the third door 230 and the fourth door 240 is formed with a left and right opening type home bar 231.

The home bar 231 is formed in the third door 230 that opens and closes the third storage chamber 130 and is similar to the storage temperature of the beverage and the like stored in the home bar 231 and the refrigerating chamber 130, The food stored in the home bar 231 can be taken out in a standing posture that is effective for the user to maintain and improve the user's convenience.

The home bar door 232 that opens and closes the home bar 231 is a left-right opening-and-closing type in which doors that open and close in a left-and-right pivoting manner are disposed on both sides.

As described above, the home bar 231 is formed to improve the convenience of the user while minimizing the loss of cool air due to frequent door opening and closing.

The third door 230, which is a door in which the home bar 231 is formed, is connected to the refrigerator main body 100 through a hinge at one side thereof so as to be opened / closed in a left / right rotational manner to stably maintain the position of the food stored in the home bar 231 .

The home bar 231 is formed to correspond to the size of the third door 230, which is the door in which the home bar 231 is formed, so that the appearance of the refrigerator is good and the space of the home bar 231 can be maximized.

The first door 210, the second door 220, and the fourth door 240, which are the remaining doors without the home bar 231, are also connected to the refrigerator body 100 through the hinge, do. As described above, the door is opened / closed in a left-and-right rotating manner, so that user convenience is improved and the food can be stored in each storage room in accordance with the storage temperature, so that the outflow of cold air can be minimized.

It includes a cooling device 300 for cooling the storage compartment.

The cooling apparatus 300 cools each said storage compartment. That is, the cooling device 300 independently cools the storage compartments.

The cooling device 300 cools the storage compartment in a mixed manner in which the storage compartment is intercooled or direct cooling, or a mixture of intercooling and direct cooling.

The cooling device 300 includes a compressor 310, a condenser 320 connected to the compressor 310, a capillary tube 330 connected to the condenser 320, and an evaporator 340 connected to the capillary tube 330. It includes.

Only one capillary tube 330 is provided.

The evaporator 340 includes a first evaporator 341, a second evaporator 342, a third evaporator 343, and a fourth evaporator 344. The first evaporator 341 cools the first storage chamber 110, the second evaporator 342 cools the second storage chamber 120, and the third evaporator 343 cools the third storage chamber 130. The fourth evaporator 344 cools the fourth storage chamber 140. The first evaporator 341, the second evaporator 342, and the third evaporator 343 are respectively installed in branch pipes downstream of the capillary 330. In the present embodiment, since four evaporators are provided, four tubes are branched into four tubes downstream of the capillary tube 330, and the branched tubes are joined upstream of the compressor 310.

Unlike the above, even if four storage compartments are provided, only three evaporators may be provided. If there are four storage compartments and only three evaporators, as in the prior art, it is possible to cool four storage compartments through three evaporators by supplying cold air to another storage compartment using a fan. As described above, the four storage compartments can be cooled by three evaporators through various methods.

The number of evaporators 340 may be changed according to the number of storage compartments or the cooling method of the storage compartments.

The cooling device 300 further includes a flow control valve 350 for distributing the refrigerant to the first evaporator 341 and the second evaporator 342 and the third evaporator 343 and the fourth evaporator 344.

Such a flow control valve 350 can independently cool each storage compartment.

The flow control valve 350 is disposed downstream of the capillary tube 330.

As such, the flow control valve 350 may be disposed to independently cool each of the storage compartments, and at the same time, the number of the capillary tubes 330 may be reduced by not having to provide the capillary tubes 330 as many as the number of evaporators. Therefore, there is an advantage that can lower the product cost.

Specifically, the first evaporator 341, the second evaporator 342, the third evaporator 343 and the fourth evaporator 344 is disposed downstream of the capillary tube 330, the flow control valve 350 It is disposed downstream of the first evaporator 341 and the second evaporator 342 and the third evaporator 343. That is, the flow control valve 350 is installed at the confluence of the branch pipes.

Unlike the above, the flow control valve 350 'is disposed downstream of the capillary 330, and the first evaporator 341, the second evaporator 342, and the third evaporator 343 are the flow control valve 350'. May be disposed downstream of That is, the flow control valve 350 ′ may be installed at the branch point of the branch pipe.

The coolant of the cooling device 300 is a low-temperature low-pressure liquid state in the capillary tube 330, the first evaporator 341 or the second evaporator 342 or the third evaporator according to the control of the flow control valve (350, 350 ') 343 or fourth evaporator 344 to cool each reservoir.

It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the present invention as defined by the following claims .

DESCRIPTION OF REFERENCE NUMERALS
100: refrigerator main body 110: first storage room, first freezer room
120: second storage room, second freezing chamber 130: third storage room, cold storage room
140: fourth storage room, fresh room 300: cooling device
310: compressor 320: condenser
330 capillary 340 evaporator
341: first evaporator 342: second evaporator
343: third evaporator 344: fourth evaporator
350: flow control valve

Claims (3)

Refrigerator body;
A plurality of storage compartments formed in the refrigerator body;
A door that opens and closes the storage room;
And a cooling device for cooling the storage chamber,
The cooling device includes a first evaporator and a second evaporator, a flow control valve for distributing refrigerant to the first evaporator and the second evaporator, and a capillary tube,
And the flow control valve is disposed downstream of the capillary. The method of claim 1,
And the first evaporator and the second evaporator are disposed downstream of the capillary, and the flow control valve is disposed downstream of the first and second evaporators. The method of claim 1,
The flow rate control valve is disposed downstream of the capillary tube, and the first evaporator and the second evaporator are disposed downstream of the flow rate control valve.

Images