JPS6217581A - Refrigerator - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Detailed Description of the Invention] [Industrial Application Field] The present invention relates to a refrigerator that is equipped with a plurality of storage chambers each having different controlled temperatures, and particularly to a refrigerator that can easily change the volume of an ice chamber. .

[Conventional technology]

Examples of this type of refrigerator in which a plurality of storage compartments are formed are shown in Fig. 4 and Fig. 5 (see Japanese Patent Application No. 1983-9662). In FIG. 6, l is the refrigerator main body, and the inside of the refrigerator is divided into a heat-insulating partition wall 2 and a middle partition 3.
A removable partition wall 4 sequentially connects the freezer compartment 5 from above.
The storage compartment is divided into four storage compartments: a refrigerator compartment 6, an ice room 7, and a vegetable compartment 8, and the front opening of each storage compartment is closed by a door body that can be opened and closed. 9 is a cooler room at the back of the freezer compartment 5, and is a partition made of a heat insulating material! ! Divided by 10. This partition wall 10 is composed of a front decorative panel 12 having a cold air outlet 11 on the upper part and a duct 14 connected to a blower duct 13 that blows cold air to the refrigerator compartment 6, and forms a bell mouth of a fan (described later). are doing. 15 is a cooler installed in the cooler room 9, 16 is a fan (described above) placed above the cooler) 4, and 17 is a communication duct that communicates with the above-mentioned ventilation duct) 13, which sends cold air to the ice room 7. It is intended to supply 18 and 19 are thermostats with dampers that adjust the temperature of the refrigerator compartment 6 and the ice room 7, respectively; 20, 21, and 22 are cold air passages provided in the heat insulating partition wall 2, the middle partition 3, and the partition wall, respectively; 23
24 and 25 are storage cases provided in the ice room 7 and the vegetable compartment 8, respectively.

The cold air cooled by the cooler 15 at the back of the freezer compartment 5 is
The rotation of the fan 16 causes the cold air to flow from the cold air outlet ll to the freezer compartment 5.
After cooling the inside of the freezer compartment 5, the suction tact 23
through which circulation returns to the cooler chamber 9, and also through the cooler 15.
A part of the cooled air is sent to the refrigerator compartment 6 through a ventilation duct 13 provided within the heat insulating material of the refrigerator main body l, and cools the refrigerator compartment 6. At this time, the cold air supplied to the refrigerator compartment 6 is controlled by a damper-equipped thermostat 18, and the cold air that has cooled the refrigerator compartment 6 returns to the cooler compartment 9 through a cold air passage 20 provided in the heat insulating partition wall 2.

Further, a part of the cold air sent to the ventilation duct 13 is sent to the communication duct 17 via the duct 19 to cool the ice room 7. At this time, the temperature of the ice room 7 is adjusted by the damper-equipped thermostat 19. The cold air that has cooled the ice room 7 is drawn into the refrigerator compartment 6 from the cold air passage 21 provided in the partition 3.
After being cooled, it joins with the cold air returning to the cooling chamber 9. Also, a part of the cold air blown into the ice greenhouse 7 is supplied to the vegetable compartment 8 from the back of the partition wall 4 that partitions the vegetable compartment 8 and the ice greenhouse 7, and the cold air that has cooled the vegetable compartment 8 is supplied to the compartment wall. 4 passes through the ice room 7 to cool the ice room 7, and joins with the cold air returning to the cooler room 9.

In this way, each of the four storage compartments inside the warehouse is cooled by the cold air circulating as shown by the arrows in the figure, and the room temperature in the refrigerator compartment 6 and ice room 7 is controlled by each damper. Ru. In recent years, temperature control for each food item has become important, and the ice greenhouse 7 is provided in household refrigerators to enable ice temperature storage, and usually has a pull-out structure.

[Problem that the invention seeks to solve]

Conventional refrigerators are configured as described above, and the larger the storage capacity, the worse the temperature distribution inside the refrigerator, making it impossible to increase the capacity of the ice chamber 7, which requires more precise temperature control. There is a problem in that if the depth of the ice chamber 7 is increased, the food must be stored in piles, making it less convenient to use.

The present invention was made to solve these problems, and provides a refrigerator that is easy to use and has a large-capacity ice-temperature storage compartment.

[Means for solving problems]

The refrigerator of the present invention is a refrigerator in which cool air is forcedly circulated through a plurality of storage compartments each having different control temperatures, such as a freezing compartment, a refrigerating compartment, and an ice room, which are divided into compartments. The respective damper-equipped thermostats that control the temperature of the greenhouse are placed side by side in the passageway that supplies cold air to the refrigerator compartment, and each of the partition plates that cover these damper-equipped thermostats is provided with a cold air outlet, and is opposed to these cold air outlets. A storage case having a cold air suction port is provided at the position n.

[Effect]

Each damper-equipped thermostat controls the temperature inside the storage case, and the temperature of the storage case is close to that of a refrigerator or ice room. Therefore, the storage case can be used as a second ice room, and the capacity of the ice room can be substantially increased.

〔Example〕

Hereinafter, one embodiment of this vision will be described with reference to the drawings.

FIGS. 1 and 3 are a front view and a longitudinal sectional view showing a refrigerator according to the present invention. In addition, FIG. 3 shows a front view of FIG. 1 with the lid removed. In these figures, the same reference numerals as in FIGS. 3 and 4 are the same or corresponding parts, so detailed explanations will be omitted. Omitted. Reference numeral 26 denotes the end of the passage (ventilation duct) 13) that supplies cold air to the refrigerator compartment 6. At the air outlet, damper-equipped thermostats 18 and 19 for adjusting the temperature of the refrigerator room and the temperature of the ice room are juxtaposed. 2
Reference numeral 7 denotes a decorative plate (partition plate) that integrally covers these damper-equipped thermostats 18 and 19 via a heat insulating duct 28, and cold air outlets 29 and 30 are provided at the top of each plate. 31 and 32 are shielding plates arranged in front of the decorative board 27, respectively, which open the cold air outlet 29. by sliding up and down.
30 can be opened and closed freely. Reference numeral 33 denotes an ice temperature case (accommodation case) which has a cold air suction port 34 at a position facing the cold air outlet 29,30. Reference numeral 35 denotes a partition wall detachably attached to the ice temperature case 33, and is for dividing the ice temperature case 35 into two rooms.

The ice temperature case 33 has an open top surface and an upper front surface, and the top surface opening is a heat insulating section that separates the freezer compartment 5 and the refrigerator compartment 6! , is closed by the FJ wall 2, and the front opening is closed by a lid 35 whose upper portion is pivotally supported, so as to be openable and closable. Further, the ice temperature case 33 is supported by a rail portion (not shown) provided on the side wall of the inner box 36 of the refrigerator, and is slidable. In addition, 37 in the figure is a cold air outlet between the above-mentioned decorative board 27 and the heat insulating duct 28, and the cold air is forcedly circulated as shown by the arrow.

Next, to explain the operation, the cold air cooled by the cooler 15 disposed at the back of the freezer compartment 5, as in the conventional case, is transferred to the fan 1.
6 circulates within the freezer compartment 5 and cools the interior of the freezer compartment 5. In addition, a part of the cold air cooled by the cooler 15 is transferred to the air duct 13 provided within the heat insulating material of the refrigerator main body l.
The cold air is sent to the refrigerator compartment 6 through the refrigerator compartment 6, and the refrigerator compartment 6 is cooled by blowing cold air from the cold air outlet 37 at the bottom of the insulation duct 28, which is controlled via the refrigerator compartment damper equipped thermostat 18. Freezer compartment 5 and refrigerator compartment 6
The cold air is circulated to the cooler chamber 9 through a cold air passage 20 provided in the heat insulating partition wall 2 that partitions the cold air.

Also, the cold air sent through the ventilation duct) 13.

A cold air passage 2 is sent into the ice greenhouse 7 via a communication duct 17 via a damper for ice greenhouse (mosta) 19, and is provided at the front of the partition 3 that partitions the cold storage room 6 and the ice greenhouse 7.
1 into the refrigerator compartment 6 to cool the interior of the refrigerator compartment 6, it joins with the cold air returning to the cooler compartment 9. A portion of the cold air blown into the ice greenhouse 7 is transferred to the vegetable compartment 8 and the ice greenhouse 7.
After cooling the inside of the vegetable compartment 8, this cold air flows into the water greenhouse 7 from the cold air passage 22 provided at the front of the compartment wall 4, and cools the ice greenhouse 7. It joins with the cooled air and returns to the cooler chamber 9.

A part of the cold air controlled by the damper-equipped thermostat 18 for the refrigerator compartment is supplied to a cold air outlet 29 on one side of the decorative panel 27.
The cold air is blown from the ice temperature case 33 to cool the right ventricle divided by the partition wall 35 of the ice temperature case 33, and a part of the cold air controlled by the damper equipped thermostat 19 for non-greenhouses is sent to the other cold air blower. Air is blown from the outlet 30, cools the left chamber of the ice temperature case 33, flows out from the gap between the lid body 35 and the ice temperature case 33, and returns to the cooler chamber 9 via the cold air passage 20.

That is, since cold air is directly blown into the ice temperature case 33 via the cold room damper-equipped thermostat 18 and the ice room damper-equipped thermostat 19, the temperature is slightly lower than the cold room 6 and ice room 7. The temperature is controlled by thermostats 18 and 19 with dampers on each band.

In this way, since the second ice room (water temperature case 33) is provided in addition to the ice room 7, it is possible to substantially increase the capacity of the ice room 7, and in this case, the volume of the ice room 7 is Since no changes have been made, the usability will not deteriorate. Also, in this embodiment, the ice temperature case 33 is divided into two rooms by the partition wall 35, so there is a temperature zone close to the temperature of the refrigerator compartment 6 and a temperature zone close to the temperature of the ice room 6. It is also possible to control each temperature to a temperature range close to the temperature of No. 7. In this case, the two storage cases (ice temperature case 33) may be provided independently. Furthermore, since the cold air outlets 29 and 30 of the decorative board 27 can be independently opened and closed, the ice temperature case 33 may be provided independently. Of course, when the partition wall 35 is removed and used, the temperature of the refrigerator compartment 6 or the ice room 7 can be controlled by closing either one of the cold air outlets 29 and 30. It can be used as a large-capacity storage room with a temperature close to that of , and has high practical value.

〔Effect of the invention〕

As explained above, according to the present invention, the damper-equipped thermostats for controlling the refrigerator compartment and the ice greenhouse are arranged side by side in the passageway that supplies cold air to the refrigerator compartment, and the respective cold air outlets are provided in the partition plate that covers them. Since the storage case is installed in front of the ice chamber, the capacity of the ice greenhouse can be increased, and it is easy to use.

[Brief explanation of the drawing]

1 and 2 are diagrams showing a refrigerator according to the present invention,
Fig. 1 is a front view, Fig. 2 is a vertical sectional view, Fig. 3 is a front view with the lid removed from Fig. 1, Figs. The figure is a front view, and FIG. 5 is a longitudinal sectional view. 1... Refrigerator body 5... Freezer compartment 6... Refrigerator compartment 7... Ice greenhouse 8. ...... Vegetable compartment 15 ... Cooler 18 ... Thermostat with damper 19 ...
...Thermostat with damper 27 ... Decorative board (
Partition plate) 29...Cold air outlet 30...Cold air outlet 33...Ice temperature case (accommodation case) 34...
. . . Cold air suction port 35 . . . Partition wall Note that the same reference numerals in the drawings indicate the same or corresponding parts.

Claims (4)

[Claims] (1) In a refrigerator in which cold air is forced to circulate through a plurality of storage compartments each having different controlled temperatures, such as a freezing compartment, a refrigerator compartment, and an ice compartment, which are divided into compartments, the temperature of the refrigerator compartment and the ice compartment is Each damper-equipped thermostat that performs control is placed side by side in the passageway that supplies cold air to the refrigerator compartment, and each cold-air outlet is provided on a partition plate that covers these damper-equipped thermostats, and at a position facing these cold-air outlets. A refrigerator characterized by being provided with a housing case having a cold air suction port. (2) The refrigerator according to claim 1, wherein a separate storage case is provided corresponding to each cold air outlet. (3) The refrigerator according to claim 1 or 2, characterized in that the cold air outlet is provided so as to be openable and closable. (4) A refrigerator according to any one of claims 1 to 3, characterized in that when one of the cold air outlets is opened, the other is closed.