JP2017020661A - refrigerator - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a refrigerator that can house a cold storage material in a freezing chamber without reducing a storage space, can effectively use the cold storage material, and can improve usability.SOLUTION: A refrigerator according to an embodiment comprises: a freezing chamber provided in a refrigerator body; a concave part provided in a bottom wall part of the freezing chamber and of which an upper surface is opened; a cold storage material detachably housed in the concave part; and an air passage provided so as to be located in the bottom wall part of the freezing chamber and near the concave part.SELECTED DRAWING: Figure 1

Description

  Embodiments of the present invention relate to a refrigerator.

  For example, in a refrigerator for home use, a cold storage material is stored in a freezer compartment and frozen, and the user takes out the cold storage material from the freezer compartment when necessary, and uses the cold storage material as a cold storage material. ing.

JP 2013-76495 A

When the cold storage material is accommodated in the storage space of the freezer compartment, the storage space for accommodating the stored items in the freezer compartment is reduced.
Thus, a refrigerator that can store a regenerator material in a freezer without reducing the storage space, can effectively use the regenerator material, and can improve usability is provided.

  The refrigerator of this embodiment includes a freezer compartment provided in a refrigerator main body, a recess provided in a bottom wall portion of the freezer compartment and having an open top surface, a regenerator material detachably accommodated in the recess, and the freezer compartment And a ventilation path provided in the vicinity of the recess.

Schematic exploded perspective view showing the refrigerator according to the first embodiment with the door removed, and the freezer compartment portion seen from the front with the cold storage material portion disassembled. Schematic perspective view of the freezer compartment seen from the front with the cold storage material incorporated A longitudinal front view along line X3-X3 in FIG. Enlarged longitudinal front view of the main part FIG. 3 equivalent view of the second embodiment

Hereinafter, refrigerators according to a plurality of embodiments will be described with reference to the drawings. In addition, in each embodiment, the same code | symbol is attached | subjected to the substantially same component, and description is abbreviate | omitted.
(First embodiment)
A first embodiment will be described with reference to FIGS. 1 and 2, the heat insulation box 2 of the refrigerator body 1 is filled with a heat insulating material 5 (see FIG. 3) such as a foam heat insulating material between an inner box 3 made of synthetic resin and an outer box 4 made of a steel plate. Configured. A storage chamber is formed in the heat insulating box 2. As the storage room, the upper part is a freezer room 6 and the lower part is a refrigerator room 7. The freezer compartment 6 and the refrigerator compartment 7 are partitioned vertically by a partition wall 8 having heat insulation properties. The partition wall 8 constitutes the bottom wall portion of the freezer compartment 6 and the ceiling wall portion of the refrigerator compartment 7. The inside of the partition wall 8 is also filled with a heat insulating material 9. Although not shown, a door for opening and closing the front opening of the freezer compartment 6 and a door for opening and closing the front opening of the refrigerating compartment 7 are provided on the front surface of the heat insulating box 2.

  Although not shown, a cooler chamber is formed on the back of the freezer compartment 6, and the cooler chamber is covered from the front by a cover 10. Although not shown, a cooler constituting a part of the refrigeration cycle and a blower for circulating cold air are arranged in the cooler chamber. A plurality of cool air outlets 11 are formed in the cover 10. The cold air cooled by the cooler is supplied into the freezer compartment 6 from the cold air outlet 11 to cool the inside of the freezer compartment 6. On both the left and right side surfaces in the freezer compartment 6 are provided shelf receivers 12 (only one shelf receiver 12 on the left side is shown in FIGS. 1 and 2) for receiving a shelf (not shown). A cold air inlet 13 is provided at the front of the upper surface of the partition wall 8.

  As shown in FIGS. 3 and 4, a rectangular recess 15 having an open upper surface is provided on the upper surface side of the partition wall 8, and a rectangular shallow container shape is accommodated in the recess 15. The container 16 is provided in a fixed state. The inside of the storage container 16 is a storage recess 16a whose upper surface is open. And the cool storage material 17 is accommodated in the accommodation recessed part 16a so that attachment or detachment is possible. In this case, two cold storage materials 17 having the same shape are arranged side by side. Each regenerator material 17 has a rectangular flat block shape. The cold storage material 17 is a flat rectangular container containing water, a highly water-absorbent resin, an antiseptic, and a shape stabilizer. The cold storage material 17 is frozen at the temperature in the freezer compartment 6 and is not easily melted at room temperature when frozen. It can also be used as a material. Accordingly, in this case, the cold storage material 17 is detachably accommodated in the recess 15 provided in the partition wall 8 via the storage container 16.

  A sealing member 18 is disposed on the upper surface side around the two cold storage materials 17 housed in the housing recess 16 a of the housing container 16. The sealing member 18 has a rectangular frame shape as a whole. As shown in FIG. 4, the frame portion 19 of the sealing member 18 includes a horizontal piece portion 19 a extending along the upper surface of the cold storage material 17, and The horizontal piece 19a is integrally provided with a vertical piece 19b that protrudes downward from the center of the lower surface of the horizontal piece 19a, and the vertical piece 19b is located between the side surface of the regenerator 17 and the inner surface of the storage container 16. The horizontal piece 19 a is disposed so as to straddle the upper surface of the peripheral edge of the storage container 16 and the upper surface of the peripheral edge of the cold storage material 17. By disposing the sealing member 18 in this way, the gap between the side surface of the cold storage material 17 and the inner side surface of the storage container 16 is closed, and water can be prevented from entering there.

  As shown in FIG. 3, a ventilation path 20 is provided in the partition wall 8 in the vicinity of the recess 15. The ventilation path 20 extends in the front-rear direction in the partition wall 8, the front part communicates with the cold air inlet 13 existing at the front part of the freezer compartment 6, and the rear part is located at the back part of the freezer compartment 6. Communicating with Therefore, this ventilation path 20 constitutes a return duct through which the cool air in the freezer compartment 6 returns to the cooler compartment. In this case, the ventilation path 20 is formed below the recess 15 and along the lower surface of the recess 15.

  A shelf 21 is installed in the refrigerator compartment 7 below the partition wall 8. Although not shown, the cold room 7 is also provided with a cold air outlet and a cold air inlet. Among these, the cool air outlet is in communication with the cooler chamber through a cool air passage (not shown), and a part of the cool air in the cooler chamber is supplied into the refrigerator compartment 7 from the cool air outlet. A damper device is provided in the cold air passage, and the inside of the refrigerator compartment 7 is controlled so as not to be overcooled by opening and closing the cold air passage by the damper device. The cool air inlet of the refrigerating chamber 7 communicates with the cooler chamber via a return duct (not shown), and the cool air that has cooled the refrigerating chamber 7 is returned to the cooler chamber through the return duct.

  In the above-described configuration, by storing and arranging the cold storage material 17 in the storage container 16 in the partition wall 8, the cold storage material 17 is cooled and cooled by the cold air in the freezer compartment 6. For this reason, even if the supply of power to the refrigerator is stopped due to a power failure or the like, it is possible to keep the inside of the freezer compartment 6 cooled by the cold storage material 17 for some time. Moreover, since the ventilation path 20 is arrange | positioned in the partition wall 8 in the vicinity of the recessed part 15 which accommodates the cool storage material 17, it is also possible to cool indirectly the air which passes the inside of the ventilation path 20 with the cool storage material 17. Thus, it is possible to improve the cooling performance.

  Since the cold storage material 17 is configured to be accommodated and disposed in the recess 15 formed in the partition wall 8 that constitutes the bottom wall portion of the freezer compartment 6, the cold storage material 17 is stored in the freezer compartment 6 while being frozen. The storage space of the chamber 6 is not reduced, and so-called dead space can be used effectively.

  Since the cool storage material 17 can be taken in and out from the upper surface opening of the storage container 16 provided in the recess 15, it can be easily taken in and out and is easy to use. The frozen cold storage material 17 can be taken out of the storage container 16 and used as a cold insulation material outside the refrigerator, or placed on the shelf 21 in the refrigerator compartment 7, for example. In the state where the cold storage material 17 is taken out from the storage container 16, the space in the storage container 16 can be used as a storage space for stored items. Since there are a plurality of the regenerator materials 17, in this case two, it is possible to leave one and take out one.

  Since the cool storage material 17 is accommodated in the storage container 16, the seal member 18 that seals the periphery of the cool storage material 17 is provided, so that the sealing member 18 prevents water from entering the cool storage material 17. it can. If water enters the periphery of the regenerator material 17 and the water freezes, it may be difficult to take out the regenerator material 17, but the occurrence of such a problem can be prevented by using the sealing member 18. .

(Second Embodiment)
A second embodiment will be described with reference to FIG. This second embodiment differs from the first embodiment in the following points. That is, in the partition wall 8 that forms the bottom wall portion of the freezer compartment 6, the air passage 25 that constitutes the return duct for the freezer compartment 6 corresponds to the left and right two corners so as to correspond to the left and right corners of the recess 15. It is divided into places. Each ventilation path 25 has an L-shaped cross section. Each ventilation path 25 has a front end communicating with the cold air inlet and a rear end communicating with the cooler chamber. Also in the second embodiment having such a configuration, the same operational effects as those of the first embodiment described above can be obtained.

(Other embodiments)
As the regenerator material 17, for example, a liquid crystal material that freezes in a refrigerated temperature zone (about 5 ° C.) may be used.
The ventilation paths 20 and 25 provided in the partition wall 8 are not limited to the return duct for the freezer compartment 6. It is also possible to provide a cold air passage through which the cold air supplied to 7 passes.

  As described above, according to at least one embodiment, it is possible to store the regenerator material in the freezer compartment without reducing the storage space, and to effectively use the regenerator material, improving usability. In addition, the air passing through the ventilation path can be indirectly cooled.

  Although several embodiments of the present invention have been described, these embodiments are presented by way of example and are not intended to limit the scope of the invention. These novel embodiments can be implemented in various other forms, and various omissions, replacements, and changes can be made without departing from the scope of the invention. These embodiments and modifications thereof are included in the scope and gist of the invention, and are included in the invention described in the claims and the equivalents thereof.

  In the drawings, 1 is a refrigerator body, 6 is a freezer compartment, 7 is a refrigerator compartment, 8 is a partition wall (bottom wall portion), 9 is a heat insulating material, 15 is a recess, 16 is a storage container, 17 is a cold storage material, and 18 is sealed. Members 20 and 25 indicate ventilation paths.

Claims (2)

A freezer compartment provided in the refrigerator body;
A recess provided on the bottom wall of the freezer and having an upper surface opened;
A regenerator material detachably housed in the recess,
A refrigerator comprising: a ventilation path provided at a bottom wall portion of the freezer compartment and positioned in the vicinity of the concave portion.   The refrigerator of Claim 1 provided with the sealing member which seals the circumference | surroundings of the said cool storage material accommodated in the said recessed part.

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