JPH11118322A - Refrigerator - Google Patents

Abstract

PROBLEM TO BE SOLVED: To increase the inner volume of a storage container by arranging a cold air supplying means on the right or left side in a refrigeration chamber, and forming an escape part in a storage container so as to escape from the cold air supplying means. SOLUTION: A heat insulation wall 7 is arranged in a refrigerator body 1, and the heat insulation partition wall 7 demarcates a vegetable chamber 5a and a freezing chamber 6 in the refrigerator body 1. An assembled space part 24 is formed between a rear wall of the refrigerator body 1 and the heat insulation partition wall 7, an evaporator 26 is arranged in the assembled space part 24, and when a fan device 21 is operated, the air is sucked upward through the evaporator 26, and the cold air is supplied into the vegetable chamber 5a. In this constitution, a cold air supply unit 14 is arranged on the left side in the vegetable chamber 5a, and notched parts 34b, 35b to escape from the cold air supply unit 14 are formed in an upper container 34 and a lower container 35.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a bottom freezer type refrigerator having a freezer compartment formed in a lower stage.

[0002]

In the above-mentioned refrigerator, there is a refrigerator in which the inside of a refrigerator is divided into two by a heat insulating partition wall, and a lower stage is a freezing room and an upper stage is a refrigerator room. In the case of this configuration, a compressor or the like located at a lower rear portion of the freezing room becomes an obstacle, so an assembly space is formed between the heat insulating partition wall and the refrigerator body, and a cooler is disposed in the assembly space. doing.

However, in the case of the above refrigerator, the internal volume of the storage container tends to be small for the following reasons (1) and (2), and an increase in the internal volume is desired. (1) A fan device or the like is disposed at the rear of the refrigerator compartment for the purpose of generating cool air and blowing it into the refrigerator compartment by sucking air through the cooler. For this reason, it is necessary to provide a heat insulating cover in front of the fan device or the like and to shut off the fan device or the like from the refrigerator compartment. The product tended to be smaller. (2) An ice maker was hung on the lower surface of the heat insulating partition, and the ice maker was disposed in the freezing room. For this reason, the ice maker protrudes into the freezer compartment, and the internal volume of the storage container accommodated in the freezer compartment tends to be small.

The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a refrigerator capable of increasing the internal volume of a storage container.

[0005]

According to a first aspect of the present invention, there is provided a refrigerator having a box-shaped refrigerator body having an open front surface, and a heat insulating partition wall provided in the refrigerator body to partition a refrigerator compartment and a freezer compartment into upper and lower stages. An assembling space formed between the back wall of the refrigerator main body and the heat insulating partition, a cooler disposed in the assembling space, and the cooler provided in the back of the refrigerator compartment. Cool air supply means for generating cold air by sucking air and supplying the cool air to the refrigerator compartment, wherein the cool air supply means is disposed on one of the left and right sides of the refrigerator compartment, and an escape portion for escaping the cool air supply means Is characterized in that a storage container having the above is stored in the refrigerator compartment. According to the above means, since the cold air supply means is disposed on one of the left and right sides of the refrigerator compartment, and the escape portion for escaping the cold air supply means is formed in the storage goods container, the contents of the storage goods container in the refrigerator compartment are provided. The product increases.

In the refrigerator according to the present invention, another storage container projecting from the rear surface of the storage container is placed on the upper surface of the storage container, and the cool air supply means is provided below the projecting portion of the another storage container. It has a characteristic where it is arranged. According to the above means, the internal volume of another storage container located at the upper stage becomes large, so that it is particularly convenient to store fruits and the like.

A refrigerator according to a third aspect of the present invention is a box-shaped refrigerator main body having an open front surface, a heat insulating partition wall provided in the refrigerator main body to partition a refrigerator compartment and a freezer compartment into upper and lower stages, and a back portion of the refrigerator main body. An assembling space formed between the wall and the heat insulating partition, and a cooler disposed in the assembling space are provided, and a portion protruding upward is provided on one of the left and right sides of the heat insulating partition. It is characterized in that an ice maker is provided in a space below this part. According to the above-described means, a portion protruding upward is provided on one of the left and right sides of the heat insulating partition wall, and the ice making machine is disposed in a space below this portion. For this reason, the amount of protrusion of the ice maker decreases (or the ice maker does not go on a business trip), so that the internal volume of the storage container in the freezer compartment increases.

According to a fourth aspect of the present invention, there is provided a refrigerator having a storage container having an escape portion for escaping a portion protruding above the heat insulating partition wall, and another storage container mounted on the upper surface of the storage container and extending in the front-rear direction. Are stored in the refrigerator compartment. According to the above-described means, of the lower storage containers, another storage container can be placed above the escape portion which is originally difficult to use. For this reason, the upper storage container can be provided without impairing the substantial internal volume of the lower storage container.

[0009]

FIG. 1 shows a first embodiment of the present invention.
A description will be given based on FIG. First, in FIG. 2 (a), the refrigerator body 1 has a rectangular box shape with an open front surface, and a foam such as urethane foam is formed between a plastic inner box 2 and a steel plate outer box 3. The heat insulating material 4 is filled by an in-situ foaming method.

In the refrigerator main body 1, a refrigerating compartment 5 is formed at an upper position, and a freezing compartment 6 is formed at a lower position. The refrigerator compartment 5 and the freezer compartment 6 include a refrigerator main body 1
The inside is formed by partitioning the inside with a heat insulating partition wall 7, and the heat insulating partition wall 7 is configured by storing styrofoam in a plastic outer shell.

In the refrigerator compartment 5, a vegetable compartment 5 is located at the lower part.
a is formed. The vegetable compartment 5a is formed by disposing a plastic partition wall 8 in the refrigerator compartment 5, and the vegetable compartment 5a thermally communicates with the refrigerator compartment 5,
A part of the refrigerator compartment 5 is constituted.

Guide rails 9 extending in the front-rear direction, which are located in the vegetable compartment 5a, are mounted on the left and right inner side surfaces of the inner box 2, and a door support 10 extending in the front-rear direction slides on each guide rail 9. Mounted as possible. A door 11 is connected to the front ends of the two door supports 10, and a vegetable room 5a is provided.
The front opening is opened and closed as the door supports 10 slide in the front-rear direction along the guide rails 9 integrally with the door 11.

A hinge fitting (not shown) is attached to the right side of the refrigerator body 1 at the upper and lower ends of the refrigerator compartment 5. The hinges (not shown) of the door 12 are rotatably mounted on these hinge fittings, and the front opening of the refrigerator compartment 5 is opened and closed as the door 12 rotates. In addition, freezer 6
The door 13 is attached to the front opening of the. This door 13
Has the same configuration as the door 11 of the vegetable compartment 5a, and is slidable in the front-rear direction.
It is opened and closed as the door 13 slides.

A stepped portion 7a is formed on the upper surface of the heat insulating partition wall 7 and is recessed downward. A cold air supply unit 14 corresponding to a cool air supply means is fitted into the stepped portion 7a from above. I have. Hereinafter, the cool air supply unit 14 will be described in detail. The unit cover 15 is formed by forming plastic into a container shape with an open rear surface, and the height of the unit cover 15 is set slightly smaller than the height of the vegetable compartment 5a.

A heat insulator 16 is fitted into the unit cover 15 from behind. The heat insulator 16 is made of a heat insulating material such as styrene foam.
A cold elongate cold air passage 16a which is depressed forward is formed at the upper end, and a damper device 17 is inserted into the upper end of the cold air passage 16a.

The damper device 17 includes a damper plate 17a, a motor for driving the damper plate 17a, a motor reduction mechanism, and the like incorporated in a case.
A rear thermal insulator 18 is press-fitted and fixed to the upper end portion from behind the damper device 17, and the rear thermal insulator 18 is fixed in the cool air passage 16a so as to press the damper device 17 from the rear.

A plastic cover 19 is detachably attached to the unit cover 15 from the rear. The cover 19 covers the cool air passage 16a from the rear. On the upper part of the evaporator cover 19, there is shown (a) of FIG.
As shown in FIG. 2, a bell mouth 19a is integrally formed at the left side, and FIG.
(A) and (b), a plastic fan mounting plate 20 is mounted.

A fan device 21 is mounted on the fan mounting plate 20, and the fan device 21 and the damper device 17 are provided.
As shown in FIG. 1A, are arranged vertically in a line along the cool air passage 16a, and are arranged on the left side in the vegetable compartment 5a. The cool air supply unit 14 is configured as described above.

As shown in FIG. 2A, a machine room 22 is formed at the lowermost part of the rear side of the refrigerator body 1, and a compressor of a refrigeration cycle is formed in the machine room 22. 23,
A cooling fan (not shown), a defrost water evaporating dish (not shown), and the like are provided.

As shown in FIG. 1 (c), a horizontally long assembly space 24 is formed between the heat insulating partition wall 7 and the inner box 2, and the unit cover 15 and the unit cover 15 of the cool air supply unit 14 are provided. As shown in FIG. 2A, the thermal insulator 16 covers the assembly space 24 from the vegetable compartment 5a side. As shown in FIG. 1C, an air cover 19 is inserted into the assembly space 24, and a cool air generation chamber 25 is formed between the air cover 19 and the inner box 2.

An evaporator 26 corresponding to a cooler is accommodated in the cool air generation chamber 25. The evaporator 26 is fixed to the inner surface of the inner box 2. When the fan device 21 operates, air is sucked into the cool air generation chamber 25, and is blown to the evaporator 26 to be cooled.

Reference numeral 27 in FIG. 2A indicates a heater for defrosting disposed below the evaporator 26. Reference numeral 26a in FIG. 1A indicates an accumulator connected to the evaporator 26, and the accumulator 26a is arranged vertically in line with the damper device 17 and the fan device 21.

As shown in FIG. 2A, a duct forming member 28 is provided at the rear of the refrigerator compartment 5, and a cool air passage 29 is provided between the duct forming member 28 and the inner box 2. Is formed. The cool air passage 29 is provided in the cool air supply unit 14.
The evaporator 2 communicates with the cold air passage 16a of the evaporator 2.
A part of the cool air generated by 6 flows from the cool air passage 16 a of the cool air supply unit 14 into the cool air passage 29 of the refrigerator compartment 5. The damper plate 17a of the damper device 17 changes the opening amount of the cool air passage 16a to adjust the amount of cool air flowing into the cool air passage 29 from the cool air passage 16a.

A plurality of cool air outlets 28a are formed in the duct forming member 28, and the cool air flowing into the cool air passage 29 is discharged into the refrigerator compartment 5 through the plurality of cool air outlets 28a. It is supplied into the vegetable compartment 5a through the inside. As shown in FIG. 1C, a vertically long tubular return duct 7b is integrally formed on the outer shell of the heat insulating partition wall 7, and cool air in the vegetable compartment 5a passes through the return duct 7b. It is returned below the evaporator 26.

As shown in FIG. 2A, a front cover 30 made of plastic is disposed in the freezer compartment 6 in front of the evaporator cover 19. This front cover 30
It is attached from the inside of the freezer compartment 6 and has an evaporative cover 1
A cold air passage 31 is formed between the front cover 9 and the front cover 30. The front cover 30 has a plurality of cold air outlets 30.
a is formed, and the remaining cool air generated by the evaporator 26 flows into the cool air passage 31, is discharged into the freezing compartment 6 through the plurality of cool air outlets 30a, and is returned below the evaporator 26.

On both door supports 10 of the freezing compartment 6, a flange portion 32a of the storage container 32 is mounted. The storage container 32 is formed of white plastic in the shape of a box having an open upper surface. When the door 13 of the freezer 6 is slid forward, the storage container 3 is integrated with the door 13.
When the door 2 is pulled out from the freezer compartment 6 and the door 13 is slid backward, the storage container 32 is stored in the freezer compartment 6 integrally with the door 13. As shown in FIG. 1A, an automatic ice maker 33 is suspended from the lower surface of the heat insulating partition wall 7 on the left side. Automatically performs a series of actions leading to ice.

As shown in FIG. 2A, the flange 34a of the lower container 34 is placed on both door supports 10 of the vegetable compartment 5a.
Is mounted, and on the upper end surface of the lower container 34, a flange portion 35a of the upper container 35 is mounted at the rear.
As shown in FIG. 3, the lower container 34 and the upper container 35 form a container having an open upper surface. When the door 11 of the vegetable compartment 5a is slid forward, the lower container 34 and the upper container 34 are integrated. When the upper container 35 is pulled out from the vegetable room 5a and the door 11 is slid backward, the lower container 34 and the upper container 35 are housed in the vegetable room 5a integrally with the door 11.

The lower container 34 is made of white plastic, and as shown in FIG.
A cutout portion 34b corresponding to an escape portion is formed in the rear left portion of the lower container 34, and an elongated portion of the cool air supply unit 14 extending in the vertical direction is accommodated in the cutout portion 34b. The upper container 35 is formed of a transparent plastic, and a cutout 35b corresponding to an escape portion is formed on the rear left side of the upper container 35, and a cool air supply unit is provided in the cutout 35b. A vertically elongated portion of the housing 14 is accommodated.

The lower container 34 and the upper container 35 correspond to storage goods containers.
A relatively large storage item such as cabbage is stored, and a relatively small storage item such as fruit is stored in the upper container 35.

Next, the procedure for assembling the refrigerator will be described.
First, the heat insulating partition wall 7 is assembled to the refrigerator body 1, and a urethane stock solution or the like is injected between the inner box 2 and the outer box 3 and foamed and hardened while being pressed by a mold. And evaporator 2
6 from the freezer compartment 6 or the vegetable compartment 5a
And fixed to the inner surface of the inner box 2. Thereafter, the cool air supply unit 14 is moved from the inside of the refrigerator compartment 5 to the concave portion 7 of the heat insulating partition wall 7.
a, the front cover 30, the duct forming member 28, the partition wall 8 and the like are assembled.

According to the above embodiment, the cold air supply unit 1
The damper device 17 and the fan device 21 of FIG.
The cold air supply unit 14 was arranged in a vertical line on the left side of the inside, and the cold air supply unit 14 was made to travel to the left side in the vegetable room 5a. Since the cutaway portions 34b and 35b for escaping the cool air supply unit 14 are formed in the lower container 34 and the upper container 35, the inner volumes of the lower container 34 and the upper container 35 are increased, and a large amount is stored in the lower container 34 and the upper container 35. Can be stored.

The upper container 35 was made of transparent plastic. For this reason, since it becomes possible to confirm the stored goods in the lower container 34 through the upper container 35,
Usability is improved.

Next, a second embodiment of the present invention will be described with reference to FIGS.
It will be described based on. The same members as those in the first embodiment are denoted by the same reference numerals, and description thereof will be omitted. Hereinafter, only different members will be described. First, in FIG. 4, the height dimension of the cool air supply unit 14 is set to about "2/3" of the vegetable room 5a.

On the upper surface of the lower container 34, a flange 36a of the upper container 36 corresponding to a storage container is placed. As shown in FIG. 5, the upper container 36 is formed by forming a transparent plastic into a horizontally long rectangular container having an open upper surface, and protrudes from the rear surface of the lower container 34 as shown in FIG. It is arranged above the cool air supply unit 14.

According to the above embodiment, the upper vessel 36 is protruded from the rear surface of the lower vessel 34, and the cool air supply unit 14 is arranged below the upper vessel 36. For this reason, the inner volume of the upper container 36 is increased, which is convenient for storing fruits and the like.

In the first and second embodiments, the cool air supply unit 14 is disposed on the left side of the vegetable compartment 5a. However, the present invention is not limited to this. For example, the cool air supply unit 14 may be disposed on the right side. good. In the case of this configuration, a notch may be formed in the right side of the rear end of the storage containers 34 and 35 so that the cool air supply unit 14 escapes.

Next, a third embodiment of the present invention will be described with reference to FIGS.
It will be described based on. The same members as those in the first embodiment are denoted by the same reference numerals, and description thereof will be omitted. Hereinafter, only different members will be described. First, in FIG. 6, a heat insulating partition wall 37 is provided in the refrigerator main body 1 instead of the heat insulating partition wall 7. The heat insulating partition wall 37 is formed by housing a heat insulating material such as styrofoam in the outer shell, and a horizontal step portion 37a projecting upward is formed on the left side of the heat insulating partition wall 37. ing.

The automatic ice maker 33 is suspended from the lower surface of the step 37a, and is housed in the space 38 below the step 37a. The storage container 32 has a slight gap between the storage container 32 and the right side of the heat insulating partition wall 37 (a gap that allows the storage container 32 to enter and exit without interfering with the storage container 32). The height dimension is set larger than in the first embodiment.

On the left side of the lower container 34, a cutout portion 34c corresponding to an escape portion is formed. This notch 34c
Extends in the front-rear direction along the step portion 37a, and the step portion 37a of the heat insulating partition wall 37 is housed in the cutout portion 34c. On the upper surface of the lower container 34, a flange portion 39a of the upper container 39 corresponding to a storage container is placed above the notch 34c. The upper container 39 is formed by forming a transparent plastic into a container shape having an open upper surface, and has a rectangular shape extending in the front-rear direction as shown in FIG.

According to the above embodiment, the stepped portion 37a projecting upward is provided on the left side of the heat insulating partition wall 37.
The automatic ice maker 33 was disposed in the space 38 below the area a.
For this reason, since the automatic ice maker 33 does not go on a business trip, the internal volume of the storage container 32 in the freezing compartment 6 increases. Also,
Due to the provision of the notch 34c in the lower container 34 in the vegetable compartment 5a, the upper portion of the lower container 34 above the notch 34c is difficult to use. On the other hand, in the present embodiment, the lower vessel 3
4, the upper container 39 was placed above the notch 34c. Therefore, the upper container 39 can be stored in the vegetable compartment 5a without impairing the substantial internal volume of the lower container 34.

In the third embodiment, the step portion 37a is provided on the left side of the heat insulating partition wall 37. However, the present invention is not limited to this. For example, the step portion is provided on the right side of the heat insulating partition wall 37. The automatic ice maker 33 may be provided in the space below the stepped portion 37a.

[0042]

As is apparent from the above description, the refrigerator of the present invention has the following effects. According to the first aspect of the present invention, the cool air supply means is disposed on one of the left and right sides in the refrigerator compartment, and an escape portion for allowing the cool air supply means to escape is formed in the storage container. For this reason, since the internal volume of the storage container increases, it becomes possible to store a large amount of storage products in the storage container. According to the second aspect of the present invention, another storage container projecting from the rear surface is placed on the upper surface of the storage container, and the cool air supply means is disposed below the other storage container. For this reason,
Since the internal volume of another storage container increases, it is convenient to store fruits and the like.

According to the third aspect of the present invention, an upwardly projecting portion is provided on one of the left and right sides of the heat insulating partition wall, and the ice making machine is disposed in a space below this portion. For this reason, the projecting amount of the ice maker decreases and the ice maker does not go on a business trip, so that the internal volume of the storage container in the freezer compartment increases.
According to the fourth aspect of the present invention, another storage container can be placed above the escape portion which is originally difficult to use among the lower storage containers. For this reason, the upper storage container can be provided without impairing the substantial internal volume of the lower storage container.

[Brief description of the drawings]

FIG. 1 is a view showing a first embodiment of the present invention (a is a front view showing an arrangement of a damper device, etc., b is a cross-sectional view taken along line XX, c
Is a cross-sectional view along the line YY)

2A is a longitudinal sectional side view showing an entire configuration, and FIG. 2B is an enlarged view of an X portion.

FIG. 3 is a perspective view showing a lower container and an upper container.

FIG. 4 is a view showing a second embodiment of the present invention (a longitudinal sectional side view showing an enlarged vegetable compartment).

FIG. 5 is a diagram corresponding to FIG. 3;

FIG. 6 shows a third embodiment of the present invention (a front view showing a vegetable room and a freezing room).

FIG. 7 is a top view showing a lower container and an upper container.

[Explanation of symbols]

1 is a refrigerator main body, 5a is a vegetable room (refrigeration room), 6 is a freezing room, 7 is a heat insulating partition wall, 14 is a cool air supply unit (cool air supply means), 24 is an assembly space, and 26 is an evaporator (cooler). , 32 is a storage container, 33 is an automatic ice maker (ice making machine), 34 is a lower container (storage container), 34b is a cutout (relief portion), 34c is a cutout (relief portion), and 35 is an upper container ( Storage container), 35b is a cutout portion (escape portion), 36 is an upper container (storage container), 37 is a heat insulating partition wall, 37a is a stepped portion, 38 is a space portion, and 39 is an upper container (storage container).
Is shown.

 ──────────────────────────────────────────────────続 き Continued on the front page (72) Inventor Shinya Ushinohama 1-6 Ota Toshiba-cho, Ibaraki-shi, Osaka Inside the Toshiba Osaka Plant (72) Inventor Kenichi Fujimoto 1-6 Ota Toshiba-cho, Ibaraki-shi, Osaka Inside the Toshiba Osaka factory

Claims (4)

[Claims] 1. A box-shaped refrigerator main body having a front opening, a heat insulating partition wall provided in the refrigerator main body and dividing a refrigerator compartment and a freezer compartment into upper and lower stages, a rear wall of the refrigerator main body and the heat insulator partition. An assembling space formed between the walls, a cooler disposed in the assembling space, and a cooler generated by sucking air through the cooler, provided at a rear portion of the refrigerator compartment. A cold air supply means for supplying the cold air supply means to the refrigerator compartment, wherein the cold air supply means is disposed on one of the left and right sides of the refrigerator compartment, and a storage article having an escape portion for escaping the cold air supply means in the refrigerator compartment. A refrigerator characterized by containing a container. 2. A storage container protruding from the rear surface of the storage container is placed on the upper surface of the storage container, and the cool air supply means is disposed below a protruding portion of the storage container. The refrigerator according to claim 1, wherein the refrigerator is provided. 3. A box-shaped refrigerator main body having an open front surface, a heat insulating partition wall provided in the refrigerator main body and dividing a refrigerator compartment and a freezer compartment into upper and lower stages, a rear wall of the refrigerator main body and the heat insulator partition. An assembly space formed between the walls, a cooler disposed in the assembly space, and a storage container stored in the freezer compartment, on one of the left and right sides of the heat insulating partition wall. Is provided with a part protruding upward, and an ice maker is arranged in a space below this part. 4. A storage container having an escape portion for escaping a portion projecting upward from the heat insulating partition wall in the refrigerator compartment, and another storage container placed on the upper surface of the storage container and extending in the front-rear direction. 4. The refrigerator according to claim 3, wherein the refrigerator is stored.