JPH1123132A - Refrigerator - Google Patents

Abstract

PROBLEM TO BE SOLVED: To reduce a temperature difference between front and rear parts of a container in a specification changeover chamber. SOLUTION: A first protruded part 26 is provided on one end of a container 24 contained in a specification changeover chamber 4, and a second protruded part 27 having a larger protrusion size than the first protruded part 26 on the other end. When the specification changeover chamber 4 is used as a freezing chamber for example, the container 24 is supported on a support frame 21 such that the first protruded part 26 is directed rearwardly, and a body part 25 of the container 24 is separated away from a door 9. When the same is used as a refrigeration chamber, the container 24 is supported on the support frame 21 such that the first protruded part 26 is directed forwardly, and the body part 25 is separated away from a rear surface of the specification changeover chamber 4 and a damper apparatus 15.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a refrigerator provided with a storage container which can be taken in and out of a specification switching room capable of switching a set temperature.

[0002]

In recent years, in home refrigerators, the set temperature of one storage room is, for example, from the temperature for a refrigerator (about 3 ° C.) to the temperature for a freezer (about −18 ° C.). Are provided with a specification switching room which enables switching within a range of.

This device has the following configuration. That is, a damper device for controlling the supply of cool air to the specification switching room is provided at the rear of the specification switching room, and a cool air blowout that blows the cool air supplied from the damper device to the specification switching room at the ceiling of the specification switching room. A mouth is provided. The door that opens and closes the front surface of the specification change room is of a drawer type, and is provided so as to be movable in the front-rear direction via a support frame provided on the back side. A storage container for storing a storage object is detachably supported by the support frame, and the storage container is moved into and out of the specification switching room as the door is opened and closed.

[0004] In such a configuration, in order to secure a cool air volume particularly when used as a freezing room,
Cool air is blown into the specification switching room from a cool air outlet provided on a ceiling portion of the specification switching room, and the cool air passes through a space formed between the front surface of the storage container and the rear surface of the door. , The air flows from a cold air outlet provided at the rear lower part of the specification switching chamber to a duct outside the specification switching chamber. Also, in order to prevent a so-called short circuit, in which the cool air blown out from the cool air outlet directly flows to the cool air outlet side, the gap between the rear part of the storage container and the rear part of the cool air outlet is made as small as possible. ing.

[0005] However, in the above-mentioned conventional configuration, the following inconveniences can be considered. When the specification change room is used as a refrigerator, for example, the rear part of the storage container is close to the damper device, so the rear part is too cold, and if the storage (load) is small and the water content is large, the storage part is not used. Freezing may occur on the rear side of the container. Also, when the specification change room is used as a freezing room, the front of the storage container is affected by heat from the door side (outside) and heat from a dew-proof pipe provided around the front of the specification change room. Side temperature tends to be high.

The present invention has been made in view of the above circumstances, and an object thereof is to provide a refrigerator capable of minimizing a temperature difference between a front portion and a rear portion of a storage container in a specification switching room. To be.

[0007]

SUMMARY OF THE INVENTION In order to achieve the above object, the present invention provides a specification switching room in which a set temperature can be switched, and a rear room provided in a rear of the specification switching room. A damper device for controlling the supply of cool air, a cool air outlet provided at an upper portion of the specification switching chamber, and for blowing cool air supplied from the damper device to the specification switching room, and a front-rear direction in front of the specification switching chamber. The door is provided so as to open and close the front opening of the specification switching chamber by the movement of the specification switching room, and is provided with a support frame provided on the back side, and is detachably supported by the support frame, and the door is opened and closed with the opening and closing of the door. In a refrigerator having a storage container that is taken in and out of the specification change room,
The storage container has a first protrusion protruding in a direction opposite to the other end at one end in the front-rear direction, and a protrusion protruding at the other end in a direction opposite to the one end, and the first container. A configuration having a second protrusion having a larger protrusion size than the protrusion is provided, and this storage container can be switched between a state in which the first protrusion is directed forward and a state in which the first protrusion is directed backward with respect to the support frame. It is characterized by having comprised.

In the above configuration, when the specification switching chamber is used as, for example, a refrigerator, the storage container is supported by the support frame with the first convex portion facing forward. In this case, as the storage container, the second convex portion having a large protruding dimension is located on the rear side, and the storage container is housed in the specification switching room while the storage container is housed in the specification switching room. As it gets away from the rear side and eventually the damper device,
It is possible to prevent the rear part of the storage container from being too cold.

When the specification switching chamber is used as, for example, a freezing room, the storage container is supported by the support frame with the first convex portion facing rearward. In this case, as the storage container, the second protrusion having a large protrusion dimension is located on the front side, and the storage container is moved away from the door in a state where the storage container is stored in the specification switching room. Therefore, the front side of the storage container is less likely to be affected by the heat of the door side, the ventilation resistance between the storage container and the door can be reduced, and the temperature of the front side of the storage container increases. That can be prevented as much as possible.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment of the present invention will be described below with reference to FIGS. First, in FIG. 3 and FIG. 4 showing the entire configuration of the refrigerator, inside the refrigerator main body 1, a refrigerator room 2, an ice making room 3 arranged on the left and right, a specification switching room 4, and a freezing room 5 are sequentially provided as storage rooms from the upper stage. ,
In addition, a vegetable room 6 is provided, and the front openings of these rooms 2 to 6 are opened and closed by corresponding doors 7 to 11, respectively. In addition, these doors 7-11
Among them, the door 7 of the refrigerating compartment 2 is a pivot type that is pivoted through a right hinge 12, while the other doors 8 to 11 are of a drawer type that moves in the front-rear direction.

The specification switching chamber 4 can switch the set temperature in the room, for example, in a range from a temperature for a refrigerator (about 3 ° C.) to a temperature for a freezer (about −18 ° C.). By switching, it can be used as any of a refrigerator room, a vegetable room, a chilled room, a partial room, and a freezer room. The switching is performed by operating a switch (not shown).

A cooler 13 is provided at the rear of the freezing room 5, a fan device 14 is provided at the ice making room 6 side, and a rear of the specification switching room 4 is also shown in FIG. As described above, the damper device 15 is provided. The damper device 15 includes a damper plate 16 for controlling the supply of cool air to the specification switching chamber 4, a damper plate 17 for controlling the supply of cool air to the upper refrigerator compartment 2, and both damper plates 16, 17. And a single motor 18 for opening and closing the motor.
In this case, the open / close mode of both damper plates 16 and 17 is as follows: both open and both closed, one damper plate 16 is open and the other damper plate 17 is closed, one damper plate 16 is closed and the other damper plate 16 is closed. There are four modes in which the damper plate 17 is open.

When the fan device 14 is driven, a part of the cool air cooled by the cooler 13 is supplied from the outlets 5a, 3a provided at the rear of the freezing compartment 5 and the ice making compartment 3 to the respective compartments 5,5. 3 and the remaining cool air is sent to the damper device 15 side. When one damper plate 16 is open in the damper device 15, the cool air is
a, the cold air is sent to the refrigerating room 2 when the other damper plate 17 is open. The cool air sent to the specification switching chamber 4 side is blown out to the specification switching chamber 4 from a cool air outlet 20 (see FIG. 1) of a louver 19 provided on the ceiling, which is the upper part of the specification switching chamber 4, and The cool air sent to the refrigerator compartment 2 is blown out to the refrigerator compartment 2 from an outlet 2a provided at the rear of the refrigerator compartment 2 and then sent to the lower vegetable compartment 6 side.

A support frame 21 is provided at the lower portion of the rear surface of the door 9 of the specification switching room 4 in a state of protruding rearward. The support frame 21 is movably supported in the front-rear direction by a roller 22 provided on a side portion of a rear portion of the support frame 21 and a roller 23 provided at a lower portion of a front portion of the specification switching chamber 4. . And, on this support frame 21,
A synthetic resin storage container 24 having an open upper surface is detachably supported.

At the upper edge of the main body 25 of the storage container 24, a rear end in FIG. 1, which is one end, protrudes rearward (in a direction opposite to the front end, which is the other end). An eaves-shaped first convex portion 26 is integrally provided, and a front end portion in FIG. 1, which is the other end portion, protrudes forward (a rear end portion on one end side). The second projection 27 has an eave-like shape and is integrally provided with a projection larger than the first projection 26. In this case, the protrusion size of the first protrusion 26 is about 5 mm, and the protrusion size of the second protrusion 27 is about 20 mm.

In a state in which the storage container 24 is supported by the support frame 21 and the door 9 is moved rearward to close the specification switching chamber 4, the storage container 24 is stored in the specification switching chamber 4. When the door 9 is moved forward to open the specification switching chamber 4, the storage container 24 is pulled out from the specification switching chamber 4. In addition, a dew-proof pipe 28 is provided at a peripheral portion on the front side of the specification switching chamber 4.
A cool air outlet 29 is provided in the lower part of the rear part of the specification switching chamber 4.

In the above-described configuration, the specification switching room 4 is
It is cooled by the cool air blown out from the cool air outlet 20 on the ceiling. As shown by arrows in FIG. 1, the cool air blown out from the cool air outlet 20 is
5 passes through the space 30 between the front surface of the door 5 and the door 9, then passes under the storage container 24, and passes through a cool air outlet 29 provided in the lower rear part of the specification switching chamber 4 to a duct outside the specification switching chamber 4. To flow to.

Here, when the specification switching room 4 is used as, for example, a freezing room, as shown in FIG.
In a state where the first convex portion 26 faces rearward.
To support. In such a case, the storage container 24
As a result, the second projection 27 having a large protruding dimension is located on the front side, and the main body 25 of the storage container 24 moves away from the door 9 in a state where the storage container 24 is stored in the specification switching room 4. Therefore, the front side of the storage container 24 is less likely to be affected by the heat of the door 9 and the heat of the dew-proof pipe 28, and the ventilation resistance between the storage container 24 and the door 9 can be reduced. It is possible to prevent the temperature of the front side of the heater 24 from becoming high as much as possible.

At this time, the distance between the main body 25 of the container 24 and the rear surface of the specification switching chamber 4 is small, and
Since the first convex portion 26 is present at the upper rear portion of the cooler 4, it is possible to prevent a short circuit in which the cool air blown out from the cool air outlet 20 flows directly to the cool air outlet 29 side.

When the specification switching chamber 4 is used as a refrigerator, for example, as shown in FIG.
In a state where the first convex portion 26 faces forward.
To support. In such a case, the storage container 24
In the state where the second protrusion 27 having a large protruding dimension is located on the rear side, and the storage container 24 is stored in the specification switching room 4, the main body 25 of the storage container 24 is located on the rear surface of the specification switching room 4 As a result, the storage container 24 is kept away from the damper device 15, so that the rear side of the storage container 24 can be prevented from being too cold.

At this time, the distance between the main body 25 of the storage container 24 and the rear surface of the specification switching chamber 4 becomes large,
Since the second convex portion 27 exists in the rear upper part of the fourth circuit 4, a short circuit in which the cool air blown out from the cool air outlet 20 directly flows to the cool air outlet 29 side can be prevented.

FIG. 5 shows a second embodiment of the present invention. The second embodiment differs from the first embodiment in the following points. That is, the metal plate 31 made of, for example, aluminum having good thermal conductivity is arranged in the storage container 24. The metal plate 31 includes a first plate portion 32 along a rising wall 25 a (the right rising wall in FIG. 5) on the side of the container body 25 on which the first protrusion 26 is provided;
The second plate portion 33 along the bottom portion 25b of the container body 25 is integrally provided.

When the specification change room 4 is used as a freezing room, the metal plate 31 disposed in the storage container 24 is such that the first plate portion 32 is located at the rear portion near the damper device 15. The first plate portion 32 close to the damper device 15 is cooled more strongly than the other portions, but the first plate portion 32
Due to the heat exchange between the heat sink and the second plate 33 at the bottom, the temperature unevenness in the storage container 24 can be further reduced.

When the specification switching room 4 is used as a refrigerator, the metal plate 31 disposed in the storage container 24 is such that the first plate portion 32 is located at the front portion near the door 9.
The first plate portion 32 close to the door 9 tends to be heated more than other portions due to the influence of heat from the door 9 side (external) or heat of the dew-proof pipe 28 or the like. Is exchanged between the bottom plate and the second plate portion 33 at the bottom.
4 can further reduce the temperature unevenness.

FIG. 6 shows a third embodiment of the present invention. The third embodiment differs from the second embodiment in the following points. That is, instead of the second convex portion 27, the storage container 24 is provided with a second convex portion 27 ′ having a smaller projecting dimension than the second convex portion 27. A heat insulating material 34 made of, for example, styrene foam is provided on the rising wall 25c on the 27 'side (the rising wall on the left side in FIG. 6).
Is provided by an adhesive or the like.

According to the third embodiment, the second projection 27
′ Has a smaller projecting dimension than the second convex portion 27, so that the distance between the rising wall 25c and the door 9 or the rear surface of the specification switching chamber 4 is smaller than in the case of the second convex portion 27. The effect of heat or the effect of cold air can be reduced by the material 34, and therefore, the second convex portion 27 '
The storage volume of the storage container 24 can be increased by the amount by which the protrusion dimension of the storage container 24 can be reduced. In the third embodiment, the metal plate 31 may be provided as needed.

[0027]

According to the present invention, the following effects can be obtained. In the refrigerator of the first aspect, when the specification switching room is used as, for example, a refrigerator room, the storage container is supported by the support frame with the first convex portion facing forward.
In this case, the second convex portion having a large protruding dimension is located on the rear side as the storage container, and the second convex portion moves away from the rear surface of the specification switching chamber and further from the damper device, so that the rear side of the storage container is too cold. Can be prevented as much as possible. Further, when the specification switching room is used as, for example, a freezing room, the storage container is supported by the support frame in a state where the first convex portion faces rearward. If you do this,
As the storage container, the second convex portion having a large protruding dimension is located on the front side and is separated from the door, so that the temperature on the front side of the storage container can be prevented from increasing as much as possible. Therefore, the temperature difference between the front part and the rear part of the storage container can be minimized whether the specification switching room is used as a refrigerator room or a freezing room.

According to the refrigerator of the second aspect, by providing a heat insulating material on the outer surface of the rising wall on the side of the second convex portion in the storage container, the storage volume of the storage container can be increased.

According to the refrigerator of the third aspect, by disposing a metal plate having good heat conductivity in the storage container, it is possible to further reduce temperature unevenness in the storage container.

[Brief description of the drawings]

FIG. 1 shows a first embodiment of the present invention, and is a longitudinal sectional side view of a main part when a specification switching room is used as a freezing room.

FIG. 2 is a longitudinal sectional side view of a main part when the specification switching room is used as a refrigerator room.

FIG. 3 is an overall front view.

FIG. 4 is a front view showing the flow of cool air with the door removed.

FIG. 5 shows a second embodiment of the present invention, and is a longitudinal sectional side view of a storage container storing a metal plate.

FIG. 6 is a view corresponding to FIG. 5, showing a third embodiment of the present invention.

[Explanation of symbols]

1 is a refrigerator main body, 4 is a specification switching room, 9 is a door, 15 is a damper device, 20 is a cool air outlet, 21 is a support frame, 24 is a storage container, 25 is a main body, 25a is a rising wall, 25b is a bottom, 26 is a first convex portion, 27 and 27 'are second convex portions, 31 is a metal plate, 32 is a first plate portion, 33 is a second plate portion, and 34 is a heat insulating material.

Claims (3)

[Claims] 1. A specification switching room capable of switching a set temperature, a damper device provided at a rear portion of the specification switching room to control supply of cool air to the specification switching room, and an upper portion of the specification switching room A cold air blow-off port for blowing cool air supplied from the damper device to the specification switching chamber, and a front opening of the specification switching chamber is opened and closed by moving the front of the specification switching chamber in the front-rear direction. A door provided with a support frame on the back side; and a storage container detachably supported by the support frame and taken in and out of the specification switching chamber with opening and closing of the door. The container has, at one end in the front-rear direction, a first projection projecting in a direction opposite to the other end, and at the other end projecting in a direction opposite to the one end, and the first projection. With a second protrusion with a larger protrusion dimension than , A refrigerator, characterized in that said first protrusion with respect to the support frame is configured to be replaced in a state facing the state and rearward facing forward. 2. The refrigerator according to claim 1, wherein a heat insulating material is provided on the outer surface of the rising wall on the side where the second convex portion is provided in the storage container. 3. A metal plate having good thermal conductivity is provided in the storage container. The metal plate is provided with a first plate portion along a rising wall on a side where the first convex portion is provided in the storage container. The refrigerator according to claim 1 or 2, wherein the refrigerator has a structure in which a second plate portion is provided integrally with a bottom portion of the storage container.