JP2000146406A - Refrigerator - Google Patents

Abstract

PROBLEM TO BE SOLVED: To easily use a changeover room, and to improve an accommodation property by providing the changeover room that can be changed as a freezer, a low-temperature room, and a cold room, and by providing the damper device of the changeover room for controlling the supply of chill to the changeover room in the connection duct of the changeover room being provided on the back surface of a vegetable room. SOLUTION: Chill cooled by a cooling room 23 is ventilated to a changeover room 21 by a fan device 24 via a connection duct 25 of the chageover room and a discharge duct 26, a proper amount of chill is sent by a damper device 27 of the changeover room being provided on the back surface of a vegetable room 17 for maintaining suitable temperature as a freezer, a low-temperature room, and a cold room. In this manner, the connection duct 25 of the changeover room with the damper device 27 of the changeover room is provided on the back surface of the vegetable room 17, thus dispensing with the provision of the connection duct 25 of the changeover room on the back surface of the changeover room 21, increasing volume inside the changeover room 21, and improving the usability and its accommodation property of the changeover room 21.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fan-cooled refrigerator for circulating cool air cooled by a cooler in a refrigerator, and particularly to an improved arrangement of a damper device for controlling supply of cool air to a switching room. About things.

[0002]

2. Description of the Related Art In recent years, refrigerators having a switching room have become widespread in order to meet various needs of consumers. An example of this representative example is shown in, for example, Japanese Patent Application Laid-Open No. 10-19444, and will be described below with reference to FIGS.

[0003] 1 is a freezing room, 2 is an ice making room above the freezing room 1, 3 is a switchable switching room provided next to the ice making room, 4 is the switching room 3, the ice making room 2, A cooling device for a refrigerating cycle provided in a region constituting a back portion of the freezing compartment 1; and a fan device 5 provided above the cooling device 4 for circulating cool air cooled by the cooling device into a refrigerator. , 6 are dampers for a switching room, which are provided on the back of the switching room 3 and control the supply of cool air from the fan device 5 to the switching room 3.

The operation of the refrigerator configured as described above will be described. The cool air cooled by the cooler 4 is supplied to the switching room 3 by the fan device 5, and the switching room is maintained at an appropriate temperature as a freezing room, a low-temperature room and a refrigerating room by the damper device 6 of the switching room.

[0005]

However, in the above configuration, the damper device 6 for the switching room is provided on the back of the switching room 3 against the background where the needs of the switching room are increasing especially among consumers. , The damper device of the switching room protrudes into the switching room, and the internal volume cannot be large.
There was a problem that the usability and the storage were not good.

[0006] It is an object of the present invention to provide a refrigerator in which the usability of the switching room and the storability are improved.

[0007]

In order to achieve this object, a refrigerator according to the present invention comprises a refrigerator compartment at the top, a freezer compartment at the bottom, a vegetable compartment at the bottom of the refrigerator compartment, and a low-temperature compartment at the bottom of the refrigerator compartment. An ice making room provided between a vegetable room and a freezing room, a switching room provided next to the ice making room, which can be switched as a freezing room, a low-temperature room and a refrigerator room, a switching room, an ice making room, and a freezing room A cooler of a refrigeration cycle provided in a region constituting the back of the refrigerator, a fan device provided above the cooler and circulating cool air cooled by the cooler into the refrigerator, and provided on the back of the vegetable compartment, According to the present invention, there is provided a communication duct of a switching room that guides cool air from a fan device to a switching room, and a damper device of the switching room that is provided in the communication duct of the switching room and controls supply of cool air to the switching room.

[0008] Thus, the internal volume of the switching room can be increased, and the usability and storage of the switching room can be improved.

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention is provided with a refrigerator compartment at the upper part, a freezer compartment at the lower part, a vegetable compartment at the lower part of the refrigerator compartment, a low temperature compartment at the lower part of the refrigerator compartment, and between the vegetable compartment and the freezer compartment. Ice room and
A switching room that can be switched between a freezing room, a low-temperature room, and a refrigeration room, and a switching room, an ice making room,
And a refrigerator of a refrigeration cycle provided in an area constituting the back of the freezer, and a fan device provided above the cooler and circulating cool air cooled by the cooler into the refrigerator,
A communication duct of the switching room, which is provided on the back of the vegetable room and guides cool air from the fan device to the switching room, and a damper device of the switching room, which is provided in the communication duct of the switching room and controls the supply of cool air to the switching room. It was done.

Thus, the internal volume of the switching room can be increased, and the usability and storage of the switching room can be improved.

Further, the damper device of the switching room is arranged upstream of the communication duct of the switching room.

Thus, when the switching room damper is closed,
Cool air supplied from the fan device does not flow through the communication duct of the switching room, cooling of the vegetable room is suppressed, and freezing and dew condensation of the vegetable room can be prevented.

[0013] Further, a twin damper device is provided which is integrated with the damper device of the switching room and has a damper device of the refrigerating room for controlling the supply of cold air to the refrigerating room.

This eliminates the need for a refrigerating room damper device, reduces the number of parts, reduces costs, and reduces the number of mounting steps in manufacturing.

[0015] Further, the rear surface of the refrigerating compartment and the rear surface of the low-temperature compartment are flush with each other, and a discharge duct cover for the refrigerating compartment for covering the discharge duct of the refrigerating compartment is provided.

[0016] By the discharge cover of the refrigerator compartment, the rear surfaces of the refrigerator compartment and the low-temperature compartment can be flush with each other, the internal volume of the low-temperature compartment can be increased, and the usability and the storage of the low-temperature compartment can be improved. .

[0017]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A refrigerator according to the present invention will be described below with reference to the drawings. The same components as those in the related art are denoted by the same reference numerals, and detailed description is omitted.

FIG. 1 is a longitudinal sectional view according to a first embodiment. FIG. 2 is a cross-sectional view of the same embodiment.

In FIGS. 1 and 2, reference numeral 7 denotes a refrigerator main body. Reference numerals 8, 9, 10, and 11 denote partition walls that partition the inside of the refrigerator vertically or horizontally. Reference numeral 12 denotes a refrigerator compartment formed above the partition wall 8 and above the main body 7, and has a rotary door 13. A freezing compartment 14 is formed below the partition wall 10 and below the main body 7 and has a drawer-type door 15. Reference numeral 16 denotes a low-temperature chamber provided at a lower portion in the refrigeration chamber 12 for storing mainly fish, meat, and the like.
Reference numeral 7 denotes a vegetable room for storing vegetables and fruits, which is provided with a drawer-type door 18 and is formed between the partition walls 8 and 9 below the upper refrigerator room 12. Reference numeral 19 denotes an ice-making compartment which is formed between the partition walls 9, 10, 11 and below the vegetable compartment 17 and above the freezing compartment 14, and has a drawer-type door 20. 21 is the partition wall 9, 10, 1
The switching room defined adjacent to the ice making room 19 is provided with a drawer-type door 22.

Reference numeral 23 denotes the switching room 21 and the ice making room 1
Reference numeral 9 denotes a cooler of a refrigerating cycle provided in a region constituting a back portion of the freezing chamber 14, and reference numeral 24 denotes a fan device for circulating cool air cooled by the cooler 23 into a refrigerator. A communication duct 25 is provided on the back of the vegetable room 17 and guides the cool air of the fan device 24 to the switching room 21. A communication duct 26 is provided above the switching room 21 and communicates with the communication duct 25 of the switching room. A discharge duct of the switching chamber, which communicates and discharges the cool air of the communication duct 25 of the switching chamber to the switching chamber, is provided in the communication duct 25 of the switching chamber, and switches to control the supply of the cool air to the switching chamber 21. The chamber damper device 28 is located at the side of the cooler 23,
1 is a return duct of the switching chamber for guiding the cool air supplied to the cooling chamber 23 to the cooler 23, and 29 is a communication duct 25 of the switching chamber.
A communication duct of the refrigerator compartment, which is provided integrally with the cooling device and guides the cool air from the fan device 24 to the refrigerator compartment 12, is provided on the back surface of the refrigerator compartment 12, and communicates with the communication duct 29 of the refrigerator compartment, A discharge duct of the refrigerator for discharging cold air from the communication duct 29 of the refrigerator to the refrigerator 12;
Reference numeral 1 denotes a refrigerating room damper device that is provided in the refrigerating room discharge duct 30 and controls the supply of cold air to the refrigerating room 12.

Regarding the refrigerator configured as described above,
The operation will be described below. The cool air cooled by the cooler 23 is supplied to the communication duct 2 of the switching room by the fan device 24.
5 and through the discharge duct 26 of the switching room, the switching room 21 is ventilated, and a proper amount of cool air is sent into the switching room 21 by the damper device 27 of the switching room.
It is maintained at an appropriate temperature as a low-temperature room and a refrigerator room. Next, the cool air that has cooled the switching room 21 returns to the cooler 23 via the return duct 28 of the switching room.

The cool air cooled by the cooler 23 is passed by the fan device 24 through the communication duct 29 of the refrigerator compartment and the discharge duct 30 of the refrigerator compartment to the refrigerator compartment 12 and the low-temperature compartment 16, and the damper of the refrigerator compartment is provided. Refrigeration room 12 by device 31
And an appropriate amount of cold air is sent to the low-temperature room 16,
℃, low temperature room is maintained at an appropriate temperature such as 1 ℃.

As described above, the damper device 27 in the switching room
By providing the communication duct 25 of the switching room provided with the rear of the vegetable room 17 with the need, there is no need to provide the communication duct 25 of the switching room on the back of the switching room 21, and the internal volume of the switching room 21 can be increased. In addition, usability and storage of the switching room 21 can be improved.

By disposing the damper device 27 in the switching room upstream of the communication duct 25 in the switching room,
When the switching room damper 27 is closed, cool air supplied from the fan device 24 does not flow through the communication duct 25 of the switching room, cooling of the vegetable room 17 is suppressed, and freezing and dew condensation of the vegetable room 17 can be prevented.

(Embodiment 2) FIG. 3 is a longitudinal sectional view according to Embodiment 2 of the present invention. FIG. 4 is a cross-sectional view of the same embodiment.

3 and 4, reference numeral 32 denotes a communication duct 2 for the refrigerating room, which is integrated with the damper device 7 for the switching room.
9, a twin damper device provided with a refrigerating room damper device 31 for controlling the supply of cold air to the refrigerating room 12;
Is a discharge duct cover of the refrigerator compartment that covers the discharge duct 30 of the refrigerator compartment, with the back surface of the refrigerator being flush.

With respect to the refrigerator configured as described above,
The operation will be described below. The cool air cooled by the cooler 23 is supplied to the communication duct 2 of the switching room by the fan device 24.
5 and the discharge duct 26 of the switching room, air is passed through the switching room 21, and an appropriate amount of cold air is sent into the switching room 21 by the twin damper device 25, so that the freezing room, the low-temperature room, and the refrigerating room are maintained at appropriate temperatures. Next, the cool air that has cooled the switching room 21 returns to the cooler 23 via the return duct 28 of the switching room.

The cool air cooled by the cooler 23 is blown into the refrigerator compartment 12 by the fan device 24 through the communication duct 29 of the refrigerator compartment and the discharge duct 30 of the refrigerator compartment, and is cooled by the twin damper device 32. And an appropriate amount of cold air is sent to the low-temperature room 16.
It is maintained at an appropriate temperature such as ° C.

As described above, the damper device 27 in the switching room
The communication duct 25 of the switching room provided with the twin damper device 32 including the refrigerator compartment damper device 31 integrated with the
Is provided on the back side of the vegetable room 17, there is no need to provide a communication duct for the switching room on the back side of the switching room 21, the internal volume of the switching room 21 can be increased, and the usability and storage of the switching room 21 can be improved. Can be improved.

Further, by providing the twin damper device 32 in which the damper device 27 of the switching room and the damper device 31 of the refrigerator compartment are integrated, the damper device 31 of the refrigerator compartment on the back of the refrigerator compartment becomes unnecessary, and the number of parts is reduced. Therefore, the cost can be reduced, and the number of mounting steps can be reduced in manufacturing.

Further, by the discharge duct cover 33 of the refrigerator compartment, the rear surfaces of the refrigerator compartment 12 and the low-temperature compartment 16 can be flush with each other, and the internal volume of the low-temperature compartment 16 can be increased. And storage ability can be improved.

[0032]

As described above, the refrigerator of the present invention comprises a refrigerator room at the upper part, a freezer room at the lower part, a vegetable room at the lower part of the refrigerator room, a cold room at the lower part of the refrigerator room, a vegetable room and the freezer room. An ice-making room provided therebetween, a switching room provided next to the ice-making room, which can be switched as a freezing room, a low-temperature room, and a refrigerator room; and a refrigeration cycle arranged over the switching room, the ice-making room, and the back of the freezing room. And a fan device provided above the cooler and circulating the cool air cooled by the cooler into the refrigerator, and a switch room provided on the back of the vegetable room and guiding cool air from the fan device to the switch room. Since the communication duct and the damper device of the switching room that is provided in the communication duct of the switching room and controls the supply of cool air to the switching room, the internal volume of the switching room can be increased,
Usability and storage of the switching room can be improved.

Further, by disposing the damper device of the switching room upstream of the communication duct of the switching room, when the switching room damper is closed, cool air supplied from the fan device does not flow through the communication duct of the switching room, and Of the vegetable compartment can be prevented, and freezing and dew condensation of the vegetable compartment can be prevented.

Further, the refrigerator is provided with a twin damper device which is provided integrally with the damper device of the switching room, is provided in the communication duct of the refrigerator room, and has a damper device of the refrigerator room for controlling the supply of cool air to the refrigerator room. The need for a chamber damper device is eliminated, the number of parts is reduced, the cost can be reduced, and the number of mounting steps in manufacturing can be reduced.

Further, the rear surface of the refrigerator compartment and the rear surface of the low temperature room can be flush with each other, and the discharge duct cover of the refrigerator compartment covering the discharge duct of the refrigerator compartment can make the rear surface of the refrigerator compartment and the low temperature compartment flush. , The internal volume of the cold room can be increased,
The usability and storage of the low-temperature room can be improved.

[Brief description of the drawings]

FIG. 1 is a longitudinal sectional view of Embodiment 1 of a refrigerator according to the present invention.

FIG. 2 is a cross-sectional view of Embodiment 1 of the refrigerator according to the present invention.

FIG. 3 is a longitudinal sectional view of Embodiment 3 of the refrigerator according to the present invention.

FIG. 4 is a cross-sectional view of Embodiment 3 of the refrigerator according to the present invention.

FIG. 5 is a longitudinal sectional view of a conventional refrigerator.

FIG. 6 is a cross-sectional view of a conventional refrigerator.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 12 Refrigerator room 14 Freezer room 16 Low temperature room 17 Vegetable room 19 Ice making room 21 Switching room 23 Cooler 24 Fan device 25 Communication duct of switching room 27 Damper device of switching room 28 Return duct of switching room 29 Communication duct of cooling room 30 Refrigeration Room discharge duct 31 Refrigerating room damper device 32 Twin damper device 33 Refrigerating room discharge duct cover

Claims (4)

[Claims] 1. A refrigeration room for storing refrigerated foods and the like at an upper part,
A freezer compartment for storing frozen foods and the like at a lower portion, a vegetable compartment for storing vegetables and fruits at a lower portion of the refrigerator compartment, a low temperature compartment for storing fish and meat at a lower portion of the refrigerator compartment, and the vegetable An ice making room provided between the room and the freezing room, a switching room provided next to the ice making room, which can be switched as a freezing room, a low temperature room, and a refrigerator room; the switching room, the ice making room; A refrigerator of a refrigeration cycle provided in a region constituting a back portion of the freezer; a fan device provided above the cooler to circulate cool air cooled by the cooler into a refrigerator; A communication duct for the switching chamber, which is provided at the back of the chamber and guides cool air from the fan device to the switching chamber; and a damper for the switching chamber, which is provided in the communication duct for the switching chamber and controls the supply of cool air to the switching chamber. Device Refrigerator. 2. The refrigerator according to claim 1, wherein a damper device of the switching room is disposed upstream of a communication duct of the switching room. 3. A switching unit integrated with a damper device,
The refrigerator according to claim 1, further comprising a twin damper device including a refrigerating room damper device for controlling supply of cold air to the refrigerating room. 4. The refrigerator according to claim 3, wherein a back surface of the refrigerator compartment and a back surface of the low temperature compartment are flush with each other, and a discharge duct cover of the refrigerator compartment covering the discharge duct of the refrigerator compartment is provided.