JP2011064428A - Refrigerator - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a refrigerator which suppresses the cooling of the front surface plate of a rotation partition body in an interior cooled air. <P>SOLUTION: The refrigerator includes a pair of doors having one side parts supported on both sides of an opening of a storage chamber and turned in a double-leafed hinged shape so as to open and close the opening, and the rotation partition body 4 extended in a vertical direction along a side part on an inner surface side of an end of a storage chamber central side of one of the pair of the doors. The rotation partition body 4 includes the front surface plate 7 opposed to the back surface side of the door, a resin molded article 6 is attached to a side surface of an outer body 5 of the rotation partition body 4, and a highly heat-conductive material 11 is arranged on a side surface inner wall of the central side of the door. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a refrigerator having a pair of double doors at the opening of a storage room, and more particularly, to a configuration of a rotary partition attached to the inside of the door. The refrigerator according to the present invention includes a freezer, a storage, a cold storage, and the like.

  Conventionally, in a refrigerator having a pair of doors with a double door, for example, “a storage room provided in a refrigerator or the like, and one side part of each of the left and right sides of the opening part of the storage room are pivotally supported. A side-opening type first and second door that opens and closes the opening by rotation, and an inner surface side of the side portion of the first door of the first and second doors on the side opposite to the pivoting side. And a partition body that is attached so as to extend in the vertical direction along the portion and is rotatable between a protruding position protruding from the side portion to the side and a retracted position folded rearward. Have been proposed.

Japanese Patent Laid-Open No. 7-234068 (Claims 1, 3 and 6)

  In the above prior art (Patent Document 1) refrigerator, the partition provided to prevent condensation includes an outer frame of a resin molded product, a front plate formed of sheet metal and engaged with the outer frame, and a front plate It is comprised from the heater for a dew prevention arrange | positioned by the back surface of this, and the heat insulating material mainly formed with the polystyrene foam. However, this partition has a problem that the cooled air inside the cabinet directly touches the front plate, and the temperature of the front plate is lowered and condensation occurs.

  This invention was made in order to solve such a problem, and provides the refrigerator which enabled it to suppress cooling of the front plate of the rotation partition by the air cooled in the store | warehouse | chamber. Objective.

  The refrigerator according to the present invention includes a storage chamber having an opening on the front surface, a pair of doors that are supported on both sides of the opening of the storage chamber and pivoted in a double door, and open and close the opening. A rotating partition that is rotatably attached to an inner surface of an end of the door on the center side of one of the doors. The rotating partition includes a front member provided so as to face the back side of the door, and the side surface of the rotating partition includes a shape that is flush with the front member and swells in the width direction of the rotating partition. A protruding bulge is formed, and a heat conductive plate is disposed on the inner side wall on the center side of the pair of doors.

  According to the refrigerator according to the present invention, the side surface of the rotating partition is formed with the bulging portion bulging in the width direction of the rotating partition so as to be flush with the front member. If there is a bulge when the cooled air in the chamber wraps around the front member side, it must pass through the bulge and the cooled air does not touch the front member directly, so the temperature of the front member The decrease can be suppressed. In addition, since the heat conduction plate is disposed on the inner side wall on the center side of the pair of door bodies, the front member is in a state where it easily receives heat from the outside air, and also from this point, the temperature drop of the front member is suppressed. Can do.

It is a figure which shows the external appearance of the refrigerator which concerns on Embodiment 1 of this invention. It is a figure which shows the cross section of the refrigerator of FIG. It is a figure which shows the detailed cross section of the rotation partition body vicinity of FIG. It is an enlarged view of the P section of FIG.

Embodiment 1 FIG.
1 is an external view of a refrigerator according to Embodiment 1 of the present invention, FIG. 2 is a cross-sectional view of the refrigerator of FIG. 1, and FIG. 3 is a detailed view of the vicinity of a rotating partition body of FIG. FIG. 4 is an enlarged view of a portion P in FIG.

  In FIG. 1, the refrigerator main body 1 is provided with a refrigerator compartment left door 2, a refrigerator compartment right door 3, and drawer-type doors 21, 22, 23, and 24. The refrigerator compartment left door 2 and refrigerator compartment right door 3 are for opening and closing the opening part of the front side of the storage room formed in the refrigerator main body 1, and are rotatably supported at both ends of the opening part so as to open the double doors. It constitutes the door. As shown in FIG. 2, a rotating partition 4 is attached to the inner surface side of the end of the refrigerator compartment left door 2 on the center side of the storage compartment. The rotating partition 4 has a function of blocking the air flow between the refrigerator compartment and the outside air, and can be rotated between a protruding position protruding from the side to the side and a retracted position folded backward and retracted. It has become. 2 and 3 show a state in which the rotary partition 4 is in the protruding position.

  The rotating partition 4 is rotatably supported in the upper and lower parts of the storage room, and when the refrigerator door left door 2 and the refrigerator door right door 3 are closed, the refrigerator compartment left door 2 and the refrigerator room are closed. It is in a position facing the gap formed between the right door 3 (protrusion position) and blocks the flow of air between the refrigerator compartment and the outside air. When the operation of opening the refrigerator compartment left door 2 is performed, the rotating partition 4 is also rotated and retracted with the operation of opening the refrigerator compartment left door 2. In the example of FIG. 2, it rotates in the direction of arrow A, and the refrigerator compartment left door 2 is opened.

  As shown in FIG. 3, the rotary partition 4 is formed on the inner surface of the end of the refrigerator compartment left door 2 on the center side of the storage compartment so as to extend in the vertical direction along the side (refrigerator compartment left door). 2), and has an elongated rectangular parallelepiped shape as a whole. As shown in FIG. 3, the rotating partition 4 includes an outer frame 5, a resin molded product 6, a front plate 7, a dew prevention heater 8, and a heat insulating material 9.

  The outer frame 5 is made of a resin molded product and has a U-shaped cross section (opened on one side), and as shown in FIG. Is formed at a predetermined interval in the height direction. In the resin molded product 6, the claw portion 6 a is formed with the same interval as the engagement portion 5 a of the outer frame 5, and the claw portion 6 a is engaged with the engagement portion 5 a of the outer frame 5, thereby Engaged. In particular, the resin molded product 6 of the present embodiment has a U-shaped cross section, and is attached to the outer frame 5 so that a part thereof is flush with the front plate 7. In FIG. 4, the example in which the claw portion 6 a is formed at one end portion of the resin molded product 6 has been described, but the claw portion (not shown) is similarly formed at the other end portion of the resin molded product 6. ) And is engaged with an engaging portion (not shown) of the outer frame 5.

  The front plate 7 is made of sheet metal, and both end portions thereof are engaged with and engaged with the open sides of the outer frame 5. A protrusion 7 a protruding toward the refrigerator compartment doors 2 and 3 is formed at the central portion of the front plate 7 along the height direction.

The dew prevention heater 8 is disposed on the back side of the protrusion 7a of the front plate 7, and heats the front plate 7 to prevent the occurrence of condensation.
The heat insulating material 9 is made of foamed polystyrene, is housed in the outer frame 5, and is covered with the outer frame 5 and the front plate 7.

  Further, as shown in FIG. 3, the refrigerator compartment left door 2 and the refrigerator compartment right door 3 are arranged on the door outer frame 10 made of sheet metal and on the side surface of the door outer frame 10 on the refrigerator central side. A heat conductive material 11, an inner plate 12 made of resin, a gasket 13 that engages with a groove provided in the inner plate and adheres to the front plate 7 with a magnetic force when the door is closed, an outer frame 10, and an inner plate 12 And a heat insulating material (for example, urethane foam) 14 filled between them. The good heat conductive material 11 is made of, for example, an aluminum plate.

Next, operation | movement of said refrigerator is demonstrated.
In the refrigerator body 1 configured as described above, when the inside of the refrigerator compartment is cooled, dew may be generated on the front plate 7 of the rotating partition 4 due to the temperature difference between the outside air and the inside of the refrigerator compartment. For this reason, in order to keep the surface temperature of the front plate 7 at or above the dew point temperature, the front plate 7 is heated by energizing the dew prevention heater 8.

  Further, when the air cooled in the refrigerator compartment turns around the outer frame 5 of the rotary partition 4 and touches the front plate 7, the surface temperature of the front plate 7 is lowered. Although it is necessary to raise, in this Embodiment, the fall of the surface temperature of the front plate 7 can be suppressed by providing the resin molded product 6 engaged with the side wall of the outer frame 5. That is, the cooled air reaches the front plate 7 via the resin molded product 6 and the outer frame 5, and the wraparound distance increases, and the front plate 7 cannot be directly touched. The influence (temperature decrease) will be suppressed.

  Further, since the front plate 7 is provided with a protrusion 7a protruding on the door side, it is easy to receive the temperature of the outside air, the surface temperature of the front plate 7 is increased, and the energization rate of the dew prevention heater 8 is reduced. it can. Furthermore, the protrusion 7 a can improve the strength of the rotating partition 4.

  Further, since the heat conductive material 11 is disposed on the side surface of the door outer frame 10, the temperature of the surfaces of the refrigerator compartment left door 2 and the refrigerator compartment right door 3 heated to the outside air temperature is applied to the front plate 7. Can communicate. Also from this point, a decrease in the surface temperature of the front plate 7 can be suppressed.

  In the above-described embodiment, an example in which the resin molded product 6 is provided on the outer frame 5 as an example of the bulging portion of the present invention has been described. It may be formed. Moreover, the shape should just be a thing which earns the distance until the cooled air reaches | attains the front plate 7, The shape is not limited to the shape shown by FIG.

  DESCRIPTION OF SYMBOLS 1 Refrigerator main body, 2 refrigerator compartment left door, 3 refrigerator compartment right door, 4 rotary partition body, 5 rotary partition outer frame, 6 resin molded product, 7 front plate, 8 dew prevention heater, 9 heat insulating material, 10 outside door Frame, 11 Good heat conductive material, 12 Door inner plate, 13 Gasket, 14 Heat insulation material.

Claims (7)

A storage room having an opening on the front surface;
A pair of doors that are supported on both sides of the opening of the storage chamber and pivoted in a double door opening and closing the opening;
A rotating partition body rotatably attached to the inner surface side of the end of the storage chamber central side of either one of the pair of doors;
The rotating partition includes a front member provided to face the back side of the door,
On the side surface of the rotating partition body, a bulging portion bulging in the width direction of the rotating partition body including a shape that is flush with the front member is formed,
A refrigerator characterized in that a heat conduction plate is disposed on a side inner wall on the center side of the pair of door bodies. The rotating partition is
In addition to the front plate, a heat insulator, and a U-shaped frame body covering the heat insulator,
2. The refrigerator according to claim 1, wherein the front plate is provided at an open portion of the frame body so as to face a back surface side of the door, and covers the heat insulator together with the frame body.   The refrigerator according to claim 1 or 2, wherein the bulging portion is formed of a separate part from the rotating partition and is detachably attached to the rotating partition.   The protrusion part of the said front member is formed with the sheet metal member, The refrigerator as described in any one of Claims 1-3 characterized by the above-mentioned.   The refrigerator according to any one of claims 1 to 4, further comprising a heater disposed in the protruding portion of the front member.   The refrigerator according to claim 1, wherein the bulging portion is formed of a resin member.   The refrigerator according to claim 3, wherein the partition body includes an engaging portion that allows the separate part to be removed.

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