JP2009156527A - Refrigerator - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a refrigerator having excellent convenience and volume efficiency even in a case when a refrigerator compartment provided with a vegetable container is disposed at an upper portion of a partitioning wall, a freezer compartment is disposed at a lower portion, and the refrigerator compartment and the freezer compartment are cooled by one cooler. <P>SOLUTION: This refrigerator 10 where the inside of a heat insulating housing 17 opened at its front face is vertically divided by the heat insulating partitioning wall 18, the refrigerator compartment 20 is disposed at the upper section, the vegetable container 28 is disposed in the refrigerator compartment 20, and a freezing storage space 80 is disposed at the lower section, further includes a cooler 51 for cooling the refrigerator compartment 20 and the freezing storage space 80, a cooling fan 53 for circulating the cold air to the refrigerator compartment 20 and the freezing storage space 80, and a damper 55 for controlling the circulation of cold air to the refrigerator compartment 20 and the freezing storage space 80, the cooler 51, the damper 55 and the cooling fan 53 are disposed at the back of the freezing storage space 80, and the damper 55 is disposed in front of the cooling fan 53. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a refrigerator having a refrigerator compartment and a refrigerated storage space, and including a cooler for cooling these and a cool air fan for circulating cool air.

  2. Description of the Related Art Conventionally, a refrigerator is known in which a refrigerator compartment is disposed in the upper part of the partition wall, a freezer compartment is disposed in the lower part, and a vegetable container is disposed in the refrigerator compartment (for example, see Patent Document 1).

  When the refrigerator and the freezer compartment are cooled with a single cooler in this refrigerator, a cooling fan that circulates the cold air to the refrigerator compartment and the freezer compartment is disposed in the vicinity of the cooler, and the refrigerator compartment and the freezer compartment above the cooling fan. A damper for controlling the amount of cool air circulation is arranged, and the structure such as the cooler, the cooling fan, and the damper is arranged separately on the top and bottom, so that protrusions are likely to occur at undesired locations in the refrigerator. There's a problem.

In addition, since a compressor, a power supply device for the refrigerator, and the like are disposed in the machine room provided at the lower back of the refrigerator main body, a large bulge is generated in the lower part of the freezer compartment, and a compression with a large calorific value is generated. Since the machine is disposed in the machine room adjacent to the freezer compartment, there is a problem that the heat insulating wall that partitions the freezer compartment and the machine room becomes thick and the volume of the freezer compartment is sacrificed.
JP-A-5-157429

  The present invention has been made in consideration of the above problems, and a refrigerator compartment having a vegetable container disposed at the top of a partition wall, a freezer compartment at the bottom, and a refrigerator and refrigerator compartment with a single cooler. Even if it cools, it aims at providing the refrigerator excellent in the volumetric efficiency which accommodates convenience and stored goods.

  In the refrigerator of the present invention, the inside of the heat insulating box whose front surface is open is partitioned vertically by a heat insulating partition wall, the refrigerator compartment is disposed in the upper compartment, the vegetable container is disposed in the refrigerator compartment, and the frozen storage is stored in the lower compartment. In a refrigerator having a space, a cooler that cools the refrigerator compartment and the frozen storage space, a cooling fan that circulates cold air to the refrigerator compartment and the frozen storage space, and a cold air circulation of the refrigerator compartment and the frozen storage space A damper for controlling the amount, wherein the cooler, the damper, and the cooling fan are disposed at the back of the frozen storage space, and the damper is disposed in front of the cooling fan. To do.

  In the refrigerator of this invention, it can suppress that a protrusion arises in the undesired location in a refrigerator, and can improve the volume efficiency which accommodates convenience and stored goods.

  Hereinafter, an embodiment of the present invention will be described with reference to the drawings. FIG. 1 is an external perspective view of the refrigerator 1 according to the present embodiment, FIG. 2 is a perspective view showing a state in which the refrigerator compartment door of the refrigerator 1 is opened, and FIG. 3 is a longitudinal sectional view of the refrigerator 1.

  The refrigerator 10 is filled with a foam heat insulating material 16 between the outer box 12 and the inner box 14 to form a heat insulating box body 17, and the storage compartment is divided into an upper refrigerator compartment 20 and a lower frozen storage by a heat insulating partition wall 18. It is partitioned into a space 80.

  The inside of the refrigerator compartment 20 is further divided into three spaces up and down by a ceiling partition plate 22 and a partition plate 23 that also serve as a mounting shelf, and the upper space is cooled to about 3 to 6 ° C., for example, and a plurality of mounting shelves 24. The refrigerated storage space 26 is provided, the middle space is cooled to, for example, about 4 to 7 ° C., and the vegetable storage space 30 in which the pull-out type vegetable container 28 is disposed, and the lower space is cooled to, for example, about −3 to 0 ° C. In the present embodiment, for example, the height dimension of the refrigerator compartment 20 is set to about 900 mm by arranging the vegetable container 28 for storing vegetables in the refrigerator compartment 20. Is set.

  The vegetable container 28 is a container whose upper surface is opened from the front wall 28a and the peripheral wall having a low rise height, and is placed on a pair of slide rails (not shown) attached to the inner sides of both side walls of the refrigerator compartment 20. Therefore, it is configured to be slidable in the front-rear direction and freely drawable.

  And when the vegetable container 28 is accommodated and installed in the predetermined position in the refrigerator compartment 20, the upper surface is obstruct | occluded by the ceiling partition plate 22 arrange | positioned on the upper surface, and the front wall 28a of the vegetable container 28 and the ceiling partition plate 22 are provided. The opening formed at the front edge of the lid opens and closes the opening in conjunction with the forward and backward movement of the vegetable container 28, and can be opened and closed manually, or can be maintained in a normally open state. A body 36 is disposed. Further, a basket-like accessory container 38 is provided on one side of the vegetable container 28, and is held by a rail formed on the inner surface of the left side wall of the vegetable container 28 so as to be slidable in the front-rear direction.

  The front opening of the refrigerating room 20 is closed in a double door manner by left and right refrigerating room doors 42 and 42 rotatably attached to hinges 40 and 40 provided in the heat insulation box 17. On the inner side of the refrigerator compartment doors 42, 42, that is, on the rear side of the door, a shelf-like storage tray 44 for storing foods and the like is disposed in the upper and lower stages, and a lower portion such as a plastic bottle or a bottle is disposed below the shelf. A storage pocket 46 for storing a high container is arranged in two stages at the top and bottom.

  In the refrigerated storage space 80 provided in the lower part of the refrigerating room 20, an ice making room 82 equipped with an automatic ice making device and a temperature switching room 84 capable of switching and setting the room temperature are directly below the heat insulating partition wall 18. A freezing chamber 86 is provided below the ice making chamber 82 and the temperature switching chamber 84. The ice making chamber 82, the temperature switching chamber 84, and the freezing chamber 86 are all closed by a pull-out door, and the storage containers 88 and 89 disposed therein are pulled out in conjunction with the opening operation. It has become.

  The storage container 88 disposed in the ice making chamber 82 and the temperature switching chamber 84 is provided with a smaller depth than the upper and lower two-stage storage containers 88 disposed in the freezing chamber 86. A plurality of storage containers are disposed, and a storage container 88 disposed in the uppermost ice making chamber 82 and the temperature switching chamber 84 is smaller in depth than the storage container 89 disposed in the freezing chamber 86. .

  A cooler chamber 52 that houses one cooler 51, a cooling fan 53, and a damper 55 is disposed at the back of the frozen storage space 80, for example, the back of the ice making chamber 82 and the temperature switching chamber 84. A power supply device 70 that supplies power of a predetermined voltage value to the refrigerator 10 is disposed at the back of the chamber 52. The cooler 51 is cooled by introducing the refrigerant from the discharge side of the compressor 71 provided in the lower part of the refrigerator 10 through a refrigeration cycle (not shown), and the cool air that has been lowered in temperature by heat exchange with the cooler 51. Is supplied to the refrigerating room 20 and the frozen storage space 80 by being divided by the cooling fan 53 and the damper 55 and introduced into the respective storage rooms.

  Specifically, a cooling fan 53 is disposed above the cooler 51 so as to blow forward, and a damper 55 is disposed in front of the cooling fan 53, and the refrigeration blowout duct 57 is controlled by opening and closing the damper 55. And the amount of cold air introduced into the refrigeration blowout duct 59 is adjusted.

  The refrigeration outlet duct 57 is provided with air outlets 61a, 61b, 61c that open to the storage spaces of the refrigerated storage space 26, the vegetable storage space 30, and the low temperature storage space 34, respectively. The amount of cold air introduced into each storage room space is adjusted by controlling the opening and closing of the auxiliary dampers 62a, 62b, 62c installed in the vicinity of 61a, 61b, 61c, and each storage room space in the refrigerating room 20 has a predetermined set temperature. Cool down. In addition, a blower fan 54 is provided above the refrigeration blow duct 57 to assist the cooling fan 53 and circulate cool air to the refrigeration chamber 20. The temperature in each storage space provided in the refrigeration chamber 20 is provided. Uniform distribution.

  The cold air introduced into the refrigeration duct 59 includes a temperature switching chamber 84 in front of the cooler chamber 52, an ice making chamber 82 adjacent to the side thereof, and a freezing chamber 86 below the temperature switching chamber 84 and the ice making chamber 82. And are introduced from the outlets 61d, 61e, 61f that open to the respective storage chambers, and cool the respective chambers to a predetermined temperature.

  And the cold air which circulated through the refrigerator compartment 20 and the freezer storage space 80 is sucked in from the inlets 64 and 65 provided in the lower back part of the refrigerator compartment 20 and the freezer compartment 86, and the cooler compartment 52 via the return ducts 66 and 67. After that, it is cooled again by the cooler 51 and circulates through the refrigerator compartment 20 and the frozen storage space 80.

  The control device detects each storage detected from the temperature sensors 63a, 63b, and 63c disposed in the respective storage spaces of the refrigerated storage space 26, the vegetable storage space 30, and the low temperature storage space 34 in the refrigerator compartment 20. The compressor 71, the cooling fan 53, the blower fan 54, the damper 55, and the auxiliary damper 62 a, based on the temperature of the space and the temperature detected from the temperature sensor disposed in the freezer storage space 80, mainly the freezer compartment 86. Operation control of 62b and 62c is performed.

  As described above, in the refrigerator 10 of the present embodiment, the cooler 51, the cooling fan 53, the damper 55, and the power supply device 70 are provided on the back of the ice making chamber 82 and the temperature switching chamber 84, and the damper 55 is disposed in front of the cooling fan 53. By concentrating the structures such as the cooling fan 53 and the damper 55 in the ice making chamber 82 and the temperature switching chamber 84 for the purpose of storing items that do not particularly require depth, a refrigerator room that is easy for the user to use. 20 and the freezer compartment 86 can be prevented from being bulged, and the efficiency of storage capacity can be improved and the convenience can be improved.

  Further, in the refrigerated storage space 26, the vegetable storage space 30, and the low temperature storage space 34 provided in the refrigerator compartment 20, temperature sensors 63a, 63b, 63c corresponding to the respective storage spaces, and auxiliary dampers 62a, Since 62b and 62c are provided, fine temperature management is possible.

  Furthermore, since the blower fan 54 is provided in the refrigeration blow duct 57 and the air blowing capability into the refrigeration chamber is improved, the refrigeration blow duct 57 can be set small. Moreover, since the blower fan 54 assists the cooling fan 53 that blows the cold air generated from the cooler 51 into the refrigerator compartment 20, it can be configured with a smaller fan than the cooling fan 53. The protrusion by the blower fan 54 does not occur in the refrigerator compartment 20.

(Example of change)
Next, a modified example of the present embodiment will be described with reference to FIGS. In addition, the same code | symbol is attached | subjected to the element which is the same as that of above-described embodiment, or the overlapping description is abbreviate | omitted.

In this modified example, a stepped portion 73 that protrudes forward toward one side in the width direction is formed above the back of the refrigerator compartment 20, that is, the back of the refrigerated storage space 26, and this stepped portion 73 and the cover body. A compressor 56 is disposed in a comp chamber 75 formed between the compressor chamber 74 and the compressor chamber 75. In addition, a refrigeration blow duct 57 is disposed on the side of the compressor chamber 75, and the damper 55 and the blower fan 54 are disposed in the refrigeration blow duct 57 so that the damper 55 is positioned in front of the blower fan 54. In this way, the compressor 71, the damper 55, and the blower fan 54 are concentrated in the rear upper space of the refrigerator that is difficult to be used effectively. It is possible to suppress the occurrence of the bulge, improve the efficiency of the storage capacity and improve the convenience, and obtain a user-friendly refrigerator.

It is an appearance perspective view of a refrigerator concerning one embodiment of the present invention. It is a perspective view which shows the state which opened the refrigerator compartment door of the refrigerator which concerns on one Embodiment of this invention. It is a longitudinal section of the refrigerator concerning one embodiment of the present invention. It is drawing which shows the structure of the various ducts of the refrigerator which concerns on one Embodiment of this invention. It is a longitudinal cross-sectional view of the refrigerator which concerns on the example of a change of this invention. It is AA sectional drawing of FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 ... Refrigerator 17 ... Heat insulation box 18 ... Heat insulation partition wall 28 ... Vegetable container 51 ... Cooler 53 ... Cooling fan 55 ... Damper 80 ... Refrigerated storage space

Claims (6)

In the refrigerator in which the inside of the heat insulating box body whose front surface is opened is partitioned vertically by a heat insulating partition wall, the refrigerator compartment is disposed in the upper compartment, the vegetable container is disposed in the refrigerator compartment, and the frozen storage space is disposed in the lower compartment. ,
A cooler that cools the refrigerator compartment and the frozen storage space, a cooling fan that circulates cold air to the refrigerator compartment and the frozen storage space, a damper that controls the amount of cold air circulating in the refrigerator compartment and the frozen storage space, and The refrigerator is characterized in that the cooler, the damper, and the cooling fan are disposed at the back of the frozen storage space, and the damper is disposed in front of the cooling fan.   The frozen storage space is provided with a plurality of upper and lower storage containers, the uppermost storage container is formed with a smaller depth than the other storage containers, and the cooler is disposed behind the uppermost storage container. The refrigerator according to claim 1, wherein the damper and the cooling fan are arranged.   The refrigerator according to claim 1 or 2, wherein a blower fan that circulates cold air through the refrigerator compartment is disposed on a back portion of the refrigerator compartment. In the refrigerator in which the inside of the heat insulating box body whose front surface is opened is partitioned vertically by a heat insulating partition wall, the refrigerator compartment is disposed in the upper compartment, the vegetable container is disposed in the refrigerator compartment, and the frozen storage space is disposed in the lower compartment. ,
A cooler that cools the refrigerator compartment and the frozen storage space, a cooling fan that circulates cold air to the refrigerator compartment and the frozen storage space, a blower fan that circulates cold air to the refrigerator compartment, the refrigerator compartment, and the freezer A damper for controlling the amount of cool air circulation in the storage space,
The cooler is disposed at the back of the frozen storage space, a compressor for compressing refrigerant supplied to the cooler is disposed above the back of the refrigerating chamber, and the damper is disposed on the side of the compressor. A refrigerator characterized by being arranged in front of a blower fan.   The inside of the refrigerator compartment is partitioned into a plurality of storage spaces, and a temperature sensor that measures the temperature in the storage spaces and an auxiliary damper that controls the amount of cold air supplied to the storage spaces are provided in each storage space. The refrigerator according to claim 4, wherein the refrigerator is disposed.   The refrigerator according to claim 2, wherein a power supply device is arranged behind the uppermost storage container.

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