JP2002130934A - Electric refrigerator - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent an egg accommodating chamber from being excessively cooled and bacteria from being scattered in a refrigerating chamber. SOLUTION: Cold air supplied from a cold air outlet port 631 to a specific low temperature chamber C is temporarily circulated to a vessel 4 for a low temperature chamber. Finally, the cold air is returned to a cold air return port 612 through the egg accommodating chamber 5 adjacent to the vessel 4 for the low temperature chamber and the heat of a vegetable chamber V is made to leak to the egg accommodating chamber 5.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electric refrigerator including a refrigerator compartment, a specific low-temperature compartment, and an egg storage compartment. More specifically, the present invention prevents excessive cooling of the egg storage compartment and prevents bacteria attached to the eggs. The present invention relates to an electric refrigerator that prevents scattering in a refrigerator.

[0002]

2. Description of the Related Art In recent years, an electric refrigerator has a so-called two evaporator system (a heat exchanger and a heat exchanger dedicated to the refrigerator compartment and the freezer compartment) in order to efficiently cool the refrigerator compartment and the freezer compartment, respectively. Things) are the mainstream.
In particular, the heat exchanger on the refrigerator compartment side is also responsible for cooling a specific low-temperature compartment such as a chilled compartment attached to the refrigerator compartment, a vegetable compartment for storing vegetables, and the like.

[0003] The cool air cooled by the heat exchanger is sent into the refrigerator compartment by a blower to a refrigerator room and a specific low-temperature room and a vegetable room associated therewith by a delivery duct, and after cooling each compartment, returns through a return duct. It circulates through the refrigerator by a circulation cycle of returning to the heat exchanger again.

[0004] Eggs are one of the typical storage items of refrigerators. In conventional refrigerators, eggs are generally stored mainly in the egg storage section formed in the door pocket on the side of the door, and this storage method is still the mainstream in terms of storage and removal properties. I have.

[0005]

However, when the egg storage section is provided in the door pocket, the egg is exposed to a sudden temperature change by opening and closing the door and receives the vibration of opening and closing, so that the egg is placed on the shelf in the refrigerator. It was easier to hurt than putting and storing.

[0006] Further, in order to reduce the temperature change occurring in the egg, an egg storage portion is provided in a door pocket near a cool air outlet of cool air, and cool air is directly blown to cool the egg. Has the following problems.

According to animal husbandry findings, when a parent bird laying eggs is infected with Salmonella, it is known that the inside and surface of the laid eggs may be contaminated with Salmonella. . Salmonella is one of the representative toxic bacteria, and is a very dangerous bacterium that causes severe food poisoning when it enters the human body.

[0008] Therefore, if the eggs contaminated with Salmonella are stored in the above-mentioned storage section, the salmonella adhering to the surface of the eggs will be scattered throughout the refrigerator due to the blowing of cold air, and the contamination of other foods may occur. There is.

Therefore, as disclosed in Japanese Patent Application Laid-Open No. 2000-146423, there has been proposed one in which eggs are stored in a case with a lid and the entire case is stored in a refrigerator. However, this makes it difficult to control the temperature inside the case. If the internal temperature is too high, the egg is easily damaged, and if the internal temperature is too low, the eggs freeze.

[0010]

SUMMARY OF THE INVENTION Accordingly, the present invention has been made to solve the above-mentioned problems, and an object of the present invention is to prevent the egg storage chamber from being too cold and to prevent bacteria adhering to the eggs. The object of the present invention is to provide an electric refrigerator which is prevented from scattering in a refrigerator.

In order to achieve the above object, a first aspect of the present invention is directed to a refrigerator, in which a storage room is divided into a plurality of spaces through a partition wall, and the uppermost stage of the space is assigned to a refrigerator room, and the lower stage of the refrigerator room is Is assigned to the vegetable room with a set temperature higher than the set temperature of the refrigerator compartment, and includes a cooling means including a blower and a heat exchanger, and cools the cool room and the vegetable room by the cooling means. In the circulating electric refrigerator, the refrigerating room includes a specific low-temperature room having a set temperature lower than the set temperature of the refrigerating room, and the specific low-temperature room is provided at a lower side of the refrigerating room, and the specific low-temperature room is provided. Between the room and the vegetable room, an egg storage room for mainly storing eggs is provided adjacent to the partition wall separating the refrigerator room and the vegetable room.

[0012] According to this, the heat of the vegetable compartment set at a higher temperature than that of the refrigerator compartment is transmitted to the egg storage compartment through the partition wall. The room can be prevented from being too cold.

[0013] The egg storage chamber is provided at the lowest stage of the specific low-temperature chamber, and is indirectly cooled by cold air circulating in the specific low-temperature chamber, so that the eggs can be prevented from being too cold. .

In order to obtain a heat leak more efficiently, at least a portion adjacent to the egg storage chamber of a partition wall separating the refrigerator compartment and the vegetable compartment is made of a material having no heat insulation. Is preferred.

According to a second aspect of the present invention, the storage room is divided into a plurality of spaces through a partition wall in a plurality of spaces, the uppermost stage of the space is assigned to a refrigerator room, and the lower stage of the refrigerator room is a set temperature of the refrigerator room. In the electric refrigerator which is allocated to the vegetable room having a higher set temperature and includes cooling means including a blower and a heat exchanger, and circulates cool air through the cooling means to the refrigerator room and the vegetable room. The refrigeration room includes a specific low-temperature room having a set temperature lower than the set temperature of the refrigeration room, and an egg storage room disposed adjacent to the specific low-temperature room. A cold air outlet for directly blowing out the cold air generated by the means into the specific low-temperature chamber, and a cold air return port for returning the cool air to the cooling means in the egg storage chamber;
At least cold air circulated in the specific low-temperature room is finally returned to the cooling means through the egg storage room.

According to this, the cold air circulated in the refrigerator is finally returned to the cooling means through the egg storage chamber, so that even if the eggs are contaminated with bacteria, the bacteria are scattered in the refrigerator. Can be prevented.

The cool air outlet and the cool air return port are provided along the back side of the refrigerator compartment, and a movable low temperature room door is provided on the side opposite to the specific low temperature room door. Further, when the low-temperature chamber door is in a closed state, the cool air blown out from the cool air outlet is indirectly cooled by being guided to the egg storage chamber provided below along the low-temperature chamber door. Can be performed.

According to a third aspect of the present invention, the storage room is divided into a plurality of spaces through a partition wall in a plurality of spaces, the uppermost stage of the space is assigned to a refrigerator room, and the lower stage of the refrigerator room is a set temperature of the refrigerator room. In the electric refrigerator which is allocated to the vegetable room having a higher set temperature and includes cooling means including a blower and a heat exchanger, and circulates cool air through the cooling means to the refrigerator room and the vegetable room. The refrigeration room includes a specific low-temperature room whose set temperature is lower than the set temperature of the refrigeration room, and an egg storage room disposed adjacent to the specific low-temperature room, wherein the specific low-temperature room and the egg storage are provided. It is characterized in that it is separated from the chamber by a heat-insulating wall subjected to heat-insulating treatment.

According to this, since the heat insulation between the specific low-temperature room and the egg storage room is performed by the heat insulating wall, it is possible to prevent the cool air in the specific low-temperature room from causing heat leak to the egg storage room. Can be.

As a specific configuration of the heat insulating wall, the specific low-temperature chamber is a storage container that can be put into and taken out of the specific low-temperature chamber, and the bottom surface of the storage container is the heat-insulating wall having a heat-insulated surface. The egg storage chamber may include an egg storage container for storing eggs, and a lid that covers an upper opening of the egg storage container, wherein the lid is the heat-insulated wall that is heat-insulated. You may.

[0021]

Next, specific embodiments of the present invention will be described with reference to the drawings. FIG. 1 is a partial sectional view of an electric refrigerator according to one embodiment of the present invention.

As shown in FIG. 1, this electric refrigerator 1 has a refrigerator main body 2 in which an inner box and an outer box are integrated by a heat insulating material.
Refrigerator main body 2 is partitioned into a refrigerator compartment R at the top and a vegetable compartment V at the bottom of refrigerator compartment R via partition wall 21.
In this embodiment, the temperature of the vegetable room V is set higher than the temperature of the refrigerator room R, and a freezing room (not shown) is provided below the vegetable room V. The refrigerator compartment R and the vegetable compartment V can open and close the front door D to take out the items stored in each compartment.

The inside of the refrigerator compartment R is a shelf 3 made of a resin molded product.
1 divides into a multi-stage structure, in this embodiment a five-stage structure with four shelf boards 31. A specific low-temperature room C (so-called chilled room) having a set temperature lower than the set temperature of the refrigerator compartment R is provided at the lowermost side of the refrigerator compartment R.

The specific low-temperature chamber C is independently partitioned in the refrigerator compartment R by a lowermost shelf 31 and a movable door 32 provided at the front end of the shelf 31 on the door side. In this embodiment, a specific low-temperature room C is provided with a low-temperature room storage section 4 and an egg storage room 5 for exclusively storing eggs.

As shown in FIG. 2 (a), the low-temperature chamber storage section 5 has a side wall 42 erected substantially at right angles from the periphery of the bottom section 41, and is formed in a U-shaped section having a storage chamber 43 inside. I have. A drawer handle 44 is integrally formed on the door side of the low temperature room storage section 5 from the upper end side of the storage wall 42.

As shown in FIG. 2 (b), the egg storage chamber 5 has an egg storage container 51 comprising a hollow box having a storage space for storing eggs therein, and an upper opening of the egg storage container 51. In this embodiment, the egg container 51 has a hemispherical concave portion 51 on the bottom side.
1 are formed, and the eggs E are placed in the respective recesses 511.

Referring again to FIG. 1, a duct cover 6 for forming a circulation duct for circulating cool air in the refrigerator compartment R is provided on the rear side and the upper surface side of the refrigerator compartment R.

The duct cover 6 is provided in an inverted L-shape in which ends of a rear duct 61 provided on the rear side and an upper duct 62 provided on the upper side are connected to each other. A cooling means 7 including a heat exchanger 71 and a blower 72 is provided above the main body 2 between the inner box.

A part of the rear duct 61 is provided with a dedicated duct 63 for directly sending the cool air sent by the blower 72 to the specific low-temperature room C. Exclusive duct 63
Is a cool air passage for lowering the cool air sent out by the blower 72 along the rear duct 61.

As a result, a part of the cool air generated through the heat exchanger 71 is removed by the blower 72 to the upper duct 6.
2 and is blown into the refrigerator R from the cold air outlet 621 on the tip side. The cool air blown out from the cool air outlet 621 into the refrigerator compartment R circulates in the compartment partitioned by each shelf board 31 and is sucked into the cool air return port 611 formed in the rear duct 61 to again exchange heat. It is sucked back to the container 71.

On the other hand, a part of the cool air moves to the lower side of the refrigerator compartment R through the dedicated duct 63 as shown in the enlarged view of FIG. It is blown out into the specific low-temperature chamber C.

The cool air blown into the specific low-temperature chamber C passes through the side surface of the low-temperature-room storage unit 5 and hits the rotating door 32.
After turning downward, it moves along the egg storage room 5 provided below the low temperature room storage unit 5. The cool air guided into the egg storage chamber 5 moves from the movable door 32 side of the egg storage chamber 5 to the rear side, and returns to the cool air return port 612 provided in the rear duct 61.
, And is returned to the heat exchanger 71 again.

With such a configuration, the cool air blown into the specific low-temperature room C passes through the low-temperature room storage section 5 and is then led to the egg storage room 5, so that the cool air is so-called one cushion. You will be in a dressed position. Therefore, indirect cool air flows into the egg storage room 5 and the egg storage room 5 is prevented from being too cold.

Here, it is preferable that the partition wall 21 for partitioning the refrigerator compartment R and the vegetable compartment V is made of a material having a low heat insulating property. That is, according to the partition wall 21, heat in the vegetable room V having a higher set temperature is propagated through the partition wall 21 and the egg storage room 5 is indirectly warmed by a so-called heat leak. 5 can be prevented from being too cold.

In this embodiment, the partition wall 21 is made of the same resin molded product as the shelf plate 31. For example, only the portion that comes into contact with the egg storage chamber 5 is made thin or a material having high thermal conductivity (for example, aluminum or the like) is used. ), And the embodiment is not particularly limited.

Further, the cool air blown into the specific low-temperature chamber C hits the rotating door 32 to change its direction downward. In addition to this, as shown in FIG. An L-shaped curved guide plate 33 may be attached to the tip.

According to this, the blown cold air can pass through the low-temperature room storage section 5 and hit the guide plate 4 to change its direction downward along the curved surface. In addition,
The guide plate 33 may be provided in the low temperature room storage section 5.

The electric refrigerator 1 of the present invention is also applicable to a modification as shown in FIG. That is, in the electric refrigerator 1, the configuration of the specific low-temperature room C is the same as that of the above-described embodiment, but the circulation path of the vegetable room V guides a part of the dedicated duct 63 to the vegetable room V side to cool the partition wall 21. Outlet 212
To circulate through the front surface of the door D and into the refrigerator compartment R. According to this, the cool air that has passed through the vegetable room V can be circulated without affecting the cool air circulating in the specific low-temperature room C.

When a guide plate 33 is attached in place of the pivoting door 32 shown in FIG. 6, a communication hole 213 is provided in a portion of the partition wall 21 which is located in front of the egg storage room 5, and the vegetable room V The cool air circulated inside may be returned to the cool air return port 612 through the egg storage chamber 5. According to this, the egg storage room 5 is prevented from being too cold due to the cold air in the vegetable room V having a high set temperature.

Although various aspects of the present invention are conceivable, it is only required that a part of the cool air is finally returned to the heat exchanger 71 through the egg storage chamber 5. According to this, the bacteria attached to the eggs are sent to the heat exchanger 71 without scattering into the refrigerator compartment R.

FIG. 7 shows a modification of the specific low-temperature chamber of the present invention. In this modified example, the egg storage room 5 is arranged at the upper part in the specific low-temperature room C, and the low-temperature room storage part 4 is arranged at the lower side. In this case, a part of the back duct 61 adjacent to the back of the low temperature room storage part 4 is provided with a cool air outlet 612 for blowing out the cool air sent from the blower 72.

Further, a cool air return port 631 is formed in the rear duct 61 adjacent to the rear of the egg storage chamber 5, and cool air is returned to the heat exchanger 71 via the dedicated duct 63. According to this configuration, the cool air blown out from the cool air outlet 612 is guided to the movable door 32 through the periphery of the low-temperature room storage unit 4, turned upward along the movable door 32, and turned on the shelf board. While passing through the egg storage room 5 along 31, it is sucked into the cool air return port 631 and returned to the heat exchanger 71.

Even in such a circulation path, the cold air is finally returned to the heat exchanger 71 through the egg storage unit 4.
However, in this case, since the storage part 4 for a low-temperature room is arranged on the lower side, it is preferable to heat-insulate the partition wall 21 in consideration of heat leak from the vegetable room V.

In order to further prevent the egg storage room 5 from being too cold, it is necessary to reduce the heat leak from the low temperature room storage section 4 to the egg storage room 5. In order to solve this problem, a heat insulating space may be provided between the low temperature room storage unit 4 and the egg storage room 5 as shown in FIGS.

That is, as a first means for forming the heat insulating space, as shown in FIG. 8, heat leakage to the egg storage chamber 5 is reduced by heat insulating the bottom 410 of the low temperature room storage section 4. Can be done. In this case, the heat-insulating treatment includes forming a heat-insulating layer of a foamed resin or the like,
10 has a two-layer structure.

As a second means, a heat insulating partition wall 8 having heat insulating property may be simply provided between the low temperature room storage section 4 and the egg storage chamber 5, and also in this case, the heat insulating partition wall 8 is made of foam. Various heat insulation treatments such as a resin and a two-layer structure can be applied.

Further, as a third means, the egg storage room 5
A similar effect can be obtained by heat-insulating the lid 520, and also in this case, it is preferable that the lid 520 is heat-insulated by a foamed resin or a two-layer structure.

[0048]

As described above, according to the present invention,
A specific low-temperature room and an egg storage room in the refrigerator compartment are arranged adjacent to each other,
By providing a circuit that bypasses the cool air blown out to the specific low-temperature room, guides it to the egg storage room, and finally returns the cool air that has passed through the egg storage room to the heat exchanger, the egg storage room is too cold And prevent bacteria attached to the eggs from scattering into the refrigerator.

A vegetable compartment having a higher set temperature than the refrigerator compartment is disposed below the egg storage compartment, and a part of the partition wall is made of a material having low heat insulation. The egg storage room is appropriately heated, and the egg storage room can be prevented from being too cold.

Further, by providing a heat insulating space having heat insulating properties between the low temperature room storage unit and the egg storage room, it is possible to prevent the cool air in the low temperature room storage unit from propagating to the egg storage room.

[Brief description of the drawings]

FIG. 1 is a partial cross-sectional view of an electric refrigerator according to one embodiment of the present invention.

FIG. 2 is a cross-sectional view illustrating a low-temperature room storage section and an egg storage chamber.

FIG. 3 is a partially enlarged view 1 showing a specific configuration of a specific low-temperature chamber and an egg storage chamber of the embodiment.

FIG. 4 is a partially enlarged view showing a specific configuration of a specific low-temperature chamber and an egg storage chamber of the embodiment.

FIG. 5 is a partially enlarged view showing a specific configuration of a specific low-temperature chamber and an egg storage chamber of the embodiment.

FIG. 6 is a partially enlarged view showing a specific configuration of a specific low-temperature chamber and an egg storage chamber of the embodiment.

FIG. 7 is a partially enlarged view showing a modified example of the specific low-temperature room and the egg storage room.

FIG. 8 is a partially enlarged view showing a heat insulating structure between the low-temperature chamber container and the egg storage chamber.

FIG. 9 is a partially enlarged view 1 illustrating a modified example of the heat insulating structure.

FIG. 10 is a partially enlarged view 2 illustrating a modified example of the heat insulating structure.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Electric refrigerator 2 Refrigerator main body 21 Partition wall 31 Shelf board 32 Rotating door 4 Low temperature room container 5 Egg storage room 6 Duct 61 Back duct 612 Cold air return port 62 Upper surface duct 63 Dedicated duct 631 Cold air outlet 7 Cooling means 71 Heat exchange Container 72 Blower 8 Insulated partition C Specific low temperature room D Door E Egg R Cold room V Vegetable room

 ──────────────────────────────────────────────────続 き Continued on the front page (72) Inventor Kentaro Shiozaki 1116, Suenaga, Takatsu-ku, Kawasaki, Kanagawa Prefecture Inside the Fujitsu General Co., Ltd.

Claims (9)

[Claims] 1. A storage room is divided into a plurality of spaces through a partition wall in a plurality of spaces, an uppermost stage of the space is assigned to a refrigerator room, and a lower stage of the refrigerator room is set higher than a set temperature of the refrigerator room. An electric refrigerator, which is assigned to the vegetable room set to a temperature and includes cooling means including a blower and a heat exchanger, and circulates cool air through the cooling means to the refrigerator room and the vegetable room; Includes a specific low-temperature chamber having a lower set temperature than the set temperature of the refrigerator compartment, the specific low-temperature room is provided at the lower side of the refrigerator compartment, and a main compartment is provided between the specific low-temperature room and the vegetable room. An electric refrigerator, wherein an egg storage compartment for exclusively storing eggs is provided adjacent to the partition wall that separates the refrigerator compartment and the vegetable compartment. 2. The electric refrigerator according to claim 1, wherein the egg storage room is provided at a lowermost stage of the specific low-temperature room, and is indirectly cooled by cold air circulating in the specific low-temperature room. 3. The electric refrigerator according to claim 1, wherein at least a portion of the partition wall separating the refrigerator compartment and the vegetable compartment adjacent to the egg storage compartment is made of a material having no heat insulating property. . 4. The storage room is divided into a plurality of spaces through a partition wall in a plurality of spaces, the uppermost stage of the space is assigned to a refrigerator room, and the lower stage of the refrigerator room is set higher than the set temperature of the refrigerator room. An electric refrigerator, which is assigned to the vegetable room set to a temperature and includes cooling means including a blower and a heat exchanger, and circulates cool air through the cooling means to the refrigerator room and the vegetable room; Includes a specific low-temperature room having a set temperature lower than the set temperature of the refrigerator compartment, and an egg storage room disposed adjacent to the specific low-temperature room, wherein the specific low-temperature room is generated by the cooling means. A cold air outlet for directly blowing cold air into the specific low-temperature room, a cool air return port for returning cool air to the cooling means is provided in the egg storage room, and at least the specific low-temperature room Ring the cool air passes through the final the egg storage room electric refrigerators, characterized in that it is returned to the cooling means. 5. The electric refrigerator according to claim 3, wherein the cool air outlet and the cool air return port are provided along a back side of the refrigerator compartment. 6. A movable low-temperature room door is provided on a side of the specific low-temperature room opposite to the door, and when the low-temperature room door is in a closed state, the cool air blown out from the cool-air outlet is: The electric refrigerator according to claim 4, wherein the electric refrigerator is guided to the egg storage room provided on a lower side along the low temperature room door. 7. The storage room is divided into a plurality of spaces through a partition wall in a plurality of spaces, and the uppermost stage of the space is assigned to a refrigerator room, and the lower stage of the refrigerator room is set higher than the set temperature of the refrigerator room. An electric refrigerator, which is assigned to the vegetable room set to a temperature and includes cooling means including a blower and a heat exchanger, and circulates cool air through the cooling means to the refrigerator room and the vegetable room; Includes a specific low-temperature room having a set temperature lower than the set temperature of the refrigerating room, and an egg storage room disposed adjacent to the specific low-temperature room, between the specific low-temperature room and the egg storage room. An electric refrigerator, wherein the electric refrigerator is partitioned by a heat-insulating wall subjected to heat-insulating treatment. 8. The electric refrigerator according to claim 7, wherein the specific low-temperature chamber is formed of a storage container that can be taken in and out of the specific low-temperature chamber, and the bottom surface of the storage container is the heat-insulated wall that is subjected to heat insulation. 9. The egg storage chamber includes an egg storage container for storing eggs, and a lid that covers an upper opening of the egg storage container, wherein the lid is formed of the heat-insulated wall that is heat-insulated. An electric refrigerator according to claim 7.