JP2005090813A - Refrigerator - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a refrigerator with improved flat design characteristic and operability of a movable handle device while securing space sufficient for operating a handle. <P>SOLUTION: This refrigerator includes a movable handle device 7b of a refrigeration chamber door 7 comprising a knob receiver 13, a shaft 16, a handle that rotates about the shaft 16 as an axis, and a lever 15 that moves forward and backward due to rotation of the handle 14. The knob receiver 13 forms a curved recess part 24. The outer surface of the handle 14 positioned at the front side of the curved recess part 24 is arranged to be substantially flush with the outer plate 19. Compared to the conventional case where an outer plate is integrally pressed, a sufficient operation space is secured and operability is improved. Since the movable handle device 7b does not project to the front side of a surface forming the outer panel 19, the freezing chamber door 7 in whole looks flat, and the design is improved. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to a refrigerator door provided with a movable handle device.

Conventionally, a door of this type of refrigerator is mainly a door formed by filling a space formed by a bent outer plate, a resin handle receiving portion, and a resin cap with a foam heat insulating material. (For example, see Patent Document 1)
FIG. 5 shows a cross-sectional view of main parts of a conventional refrigerator described in Patent Document 1. As shown in FIG. As shown in FIG. 5, a drawer-type door 1 attached to the refrigerator main body, a steel plate outer plate 2 whose end is bent, a resin cap 3 covering the side surface of the outer plate 2, and the outer The center of the plate 2 is formed of a resin handle receiving portion 4 that covers the diaphragm notch portion in a curved shape. The door 1 fills the space closed by the outer plate 2, the side cap 3, and the handle receiving portion 4 with a foam heat insulating material to ensure the heat insulating property of the door. The handle receiving portion 4 includes a movable handle device 5 for pulling out the door and a cover handle 6.
JP 2001-50645 A

However, in the structure of the conventional refrigerator, the operation space of the movable handle device is secured by a curved diaphragm on the outer plate. In order to secure this operation space, there is a limit that the outer plate can be squeezed, and in order to secure a sufficient operation space, the movable handle device and the cover handle are projected to the front to secure the space. Therefore, when considering the external appearance design of the entire refrigerator, there was a problem that irregularities were formed and the flatness of the door was impaired, and the packaging size was increased.

  The present invention solves the above-described conventional problems, and an object of the present invention is to provide a refrigerator that improves the flat design and the operability of the movable handle device while ensuring a sufficient handle operation space. Moreover, it aims at saving space at the time of packing.

  In order to solve the above-described conventional problems, the refrigerator according to the present invention is configured such that the handle receiving portion of the movable handle device forms a curved recess, and the handle positioned in front of the curved recess is the outer plate. And arranged in substantially the same plane.

  As a result, there is no protrusion of the handle of the movable handle device, and a sufficient operation space can be secured.

  The refrigerator of this invention can improve the design property which does not impair the flat feeling of a door, and can improve operativity, ensuring sufficient operation space of a movable handle apparatus.

  The invention according to claim 1 is an inner plate, an outer plate, a cap disposed on both side surfaces of the outer plate, a movable handle device disposed in a notch portion in a central portion of the upper surface of the outer plate, In a door body having a foam heat insulating material filled and foamed in a space constituted by an inner plate, an outer plate, a cap, and a movable handle device, the movable handle device includes a handle receiving portion, a shaft, and a shaft. The handle comprises a handle that rotates as a shaft, and a lever that moves back and forth by the rotation of the handle, the handle receiving portion forms a curved recess, and the handle positioned in front of the curved recess is It is equipped with a door that is arranged in substantially the same plane as the outer plate, ensuring sufficient operation space for the movable handle device, improving operability, and the movable handle device comprising the outer plate. Jump forward from the surface , It is possible to improve the design increases the flat feeling of the door. Moreover, space saving at the time of packing of a refrigerator main body can be achieved. In addition, by making the handle receiving portion a separate structure from the outer plate, the color of the handle receiving portion and the degree of design freedom of design are increased.

  The invention according to claim 2 is the invention according to claim 1, wherein the curved concave portion of the handle receiving portion has a curved shape downward from a position facing the rear of the lower end of the handle. The operability is further improved by ensuring sufficient space and the curved shape of the handle receiving portion being in line with the movement of the user's hand when the door is opened.

  According to a third aspect of the present invention, in the first or second aspect of the present invention, a groove and a flange portion are provided on the lower back surface of the handle receiving portion, and the handle receiving portion is removed by a pinching member between the groove and the flange portion. It is fixed to the plate, and the handle receiving portion is firmly held on the outer plate to increase the strength and prevent leakage at the time of filling the foamed heat insulating material, thereby improving the appearance quality.

  The invention according to claim 4 is the invention according to any one of claims 1 to 3, wherein the heat transfer member is attached to the outer plate from the back surface of the handle receiving portion. It is possible to prevent condensation on the door surface due to a partial decrease in the heat insulating property of the foamed heat insulating material generated for forming the curved shape of the part.

  The invention according to claim 5 is the invention according to any one of claims 1 to 4, wherein the back surface of the handle receiving portion has a hollow structure, and the handle receiver is provided by air insulation of the hollow structure. It is possible to prevent door surface condensation due to a partial decrease in heat insulating property of the foam heat insulating material generated for forming the curved shape of the part without using a separate member.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. The present invention is not limited to the embodiments.

(Embodiment 1)
FIG. 1 shows a front view of the refrigerator according to Embodiment 1 of the present invention, and FIG. 2 shows an exploded view of the freezer compartment door of the refrigerator according to the embodiment. FIG. 3 shows a cross-sectional view of an essential part of the refrigerator according to the embodiment.

  1 to 3, the freezer compartment door 7 is a drawer-type door that covers the front opening of the freezer compartment 7 a formed at the bottom of the refrigerator body 12, and the vegetable compartment door 8 is formed at the center of the refrigerator body 12. A drawer-type door that covers the front opening of the vegetable compartment 8a, an ice making door 9, and a drawer-type door that covers the front opening of the ice making compartment 9a disposed between the vegetable compartment 8a and the freezing compartment 7a of the refrigerator body 12 are switched. The room door 10 is a drawer-type door that covers the front opening of the switching room 10a provided beside the ice making room 9a disposed between the vegetable room 8a and the freezer room 7a of the refrigerator body 12, and the refrigerator compartment door 11 is a refrigerator. This is a hinged revolving door that covers the front opening of the refrigerator compartment 11 a formed at the top of the main body 12.

  And in the center part of the upper surface of the freezer compartment door 7 and the vegetable compartment door 8, movable handle devices 7b and 8b are provided. The movable handle devices 7b and 8b have the same specifications and will be described in detail below with the freezer compartment door 7.

  In FIG. 2, the freezer compartment door 7 includes an inner plate 7 c, an outer plate 19 whose upper and lower ends are bent, caps 20 disposed on both side surfaces of the outer plate 19, and the center of the upper surface of the outer plate 19 of the freezer compartment door 7. The space formed by the movable handle device 7b incorporated in the notch portion 19a provided in the portion is filled and foamed with the foam heat insulating material. The gasket 23 is a seal member provided on the inner peripheral edge of the freezer compartment door 7.

  The handle receiving portion 13 serving as the base of the movable handle device 7b forms a curved recess 24 by resin molding. The movable handle device 7b includes a handle receiving portion 13 serving as a base, a shaft 16 supported on the upper left and right of the handle receiving portion 13, a handle 14 that rotates about the shaft 16 as a rotation axis, and a rotation of the handle 14. The lever 15 is moved back and forth in conjunction with movement, and one end of the lever 15 is connected to the handle 14 and the other is in contact with the opening flange 22 that partitions the refrigerator main body 12 up and down. The spring 17 is located in the center portion of the shaft 16, and a force acts in a rotation direction opposite to the rotation direction of the handle 14 to return the handle 14 to the original position. The cover handle 18 covers the handle 14, the lever 15, the shaft 16, and the spring 17 at the upper part of the movable handle device 7b, and is provided so that the upper end of the freezer compartment door 7 is substantially on the same line. The outer surface of the handle 14 positioned in front of the curved recess 24 is arranged so as to be substantially flush with the outer plate 19.

  Further, the curved concave portion 24 of the handle receiving portion 13 has a curved shape downward from a position facing the rear of the lower end of the handle 14, and the upper portion is deep enough to allow a finger to enter easily.

  Further, a groove 21 and a flange portion 26 are provided on the lower back surface (foamed heat insulating material side) of the handle receiving portion 13, and the lower portion of the handle receiving portion 13 is sandwiched between the groove 21 and the flange portion 26 with a U-shaped cross section. It fixes to the outer plate 19 through 25, and is filled and foamed with a foam heat insulating material after that. The width of the groove 21 is set to be equal to or slightly narrower than the total thickness of the thickness of the outer plate 19 and the thickness of the front of the sandwiching member 25 having a U-shaped cross section, and the handle receiving portion 13 and the outer plate 19 are firmly It is sandwiched and fixed. Further, the height of the flange portion 26 is made larger than the depth of the groove 21.

  Further, after the handle receiving portion 13 and the outer plate 19 are firmly sandwiched and fixed, an aluminum tape 28 as a heat transfer member is pasted from the back side (foamed heat insulating material side) to at least a position where it contacts the outer plate 19. And after that, it fills and foams a foam heat insulating material, and the freezer compartment door 7 is comprised.

  In addition, as shown in FIG. 4, you may shape | mold so that it may have the hollow structure 29 in the back surface of the handle receiving part 13. As shown in FIG.

  With the above configuration, the movable handle device 7 b of the freezer compartment door 7 includes the handle receiving portion 13, the shaft 16, the handle 14 that rotates about the shaft 16, and the lever 15 that moves back and forth by the rotation of the handle 14. The handle receiving portion 13 forms a curved concave portion 24, and the outer surface of the handle 14 positioned in front of the curved concave portion 24 is arranged substantially flush with the outer plate 19. Therefore, when the freezer compartment door 7 is opened, the handle 14 is rotated about the shaft 16 as a rotation axis by pulling the handle 14 forward, and the lever 15 is pushed and protrudes in conjunction with the opening flange 22 of the refrigerator main body 12. By pushing, the gasket 23 provided on the door 7 can be detached from the opening flange 22 with a light force. Further, by making the handle receiving portion 13 of the movable handle device 7b a separate structure from the outer plate 19, it is possible to secure a sufficient operation space as compared with the case where the conventional outer plate is squeezed together, and the operability is improved. In addition, since the movable handle device 7b does not protrude forward from the constituent surface of the outer plate 19, the flatness of the freezer compartment door 7 as a whole can be increased and the design can be improved. Moreover, space saving at the time of packing of the refrigerator main body 12 can be achieved. In addition, since the handle receiving portion 13 has a separate structure from the outer plate 19, the degree of freedom in designing the color and shape of the handle receiving portion 13 is increased, and a refrigerator according to the needs of the user can be provided.

  Further, the curved concave portion 24 of the handle receiving portion 13 has a curved shape downward from a position facing the rear of the lower end of the handle 14, so that a sufficient space can be secured on the back surface of the handle 14, and the curved surface of the handle receiving portion 13 can be secured. The operability is further improved because the shape conforms to the movement of the user's hand when the door is opened.

  Further, a groove 21 and a flange portion 26 are provided on the lower back surface (foamed heat insulating material side) of the handle receiving portion 13, and the lower portion of the handle receiving portion 13 is sandwiched between the groove 21 and the flange portion 26 with a U-shaped cross section. Then, the handle receiving portion 13 is firmly held by the outer plate 19 to increase the strength and prevent leakage during filling with the foam insulation. The appearance quality of the freezer compartment door 7 is increased.

  In addition, since the handle receiving portion 13 and the outer plate 19 are firmly sandwiched and fixed, the aluminum tape 28 that is a heat transfer member is pasted from the back side (foamed heat insulating material side) to at least the place where it contacts the outer plate 19. In addition, it is possible to prevent the door surface condensation due to a partial decrease in the heat insulating property of the foam heat insulating material generated for forming the curved shape of the handle receiving portion.

  In addition, you may shape | mold so that it may have the hollow structure 29 in the back surface of the handle receiving part 13. FIG. In this case, the air insulation of the hollow structure makes it possible to prevent the door surface dew condensation due to a partial decrease in the heat insulating property of the foam heat insulating material generated for forming the curved shape of the handle receiving portion without using a separate member.

  As described above, the refrigerator according to the present invention can improve the design and the operability without impairing the flatness of the door while ensuring a sufficient operation space of the movable handle device, so that the heat insulating property can be improved. It can be applied to all doors having

Front view of the refrigerator in the first embodiment of the present invention The exploded view of the freezer compartment door of the refrigerator according to the embodiment Sectional drawing of the principal part of the refrigerator by the same embodiment Sectional drawing of the principal part of the refrigerator by the same embodiment Cross section of the main part of a conventional refrigerator

Explanation of symbols

7 Freezer compartment doors 7b, 8b Movable handle device 7c Inner plate 12 Refrigerator body 13 Handle receiving portion 14 Handle 15 Lever 16 Shaft 19 Outer plate 20 Cap 21 Groove 24 Curved concave portion 25 Holding member 26 Flange portion 27 Foam insulation material 28 Aluminum tape 29 Hollow structure

Claims (5)

An inner plate, an outer plate, a cap disposed on both side surfaces of the outer plate, a movable handle device disposed in a notch in the center of the upper surface of the outer plate, the inner plate, the outer plate, and the cap movable In the door body having a foam heat insulating material that is filled and foamed in a space constituted by the type handle device, the movable handle device includes a handle receiving portion, a shaft, a handle that rotates about the shaft, and a handle. The handle receiving part forms a curved concave part, and the handle located in front of the curved concave part is arranged substantially flush with the outer plate. Refrigerator with a door. The refrigerator according to claim 1, wherein the curved concave portion of the handle receiving portion has a curved shape downward from a position facing the rear of the lower end of the handle. The refrigerator according to claim 1 or 2, wherein a groove and a flange portion are provided on a lower back surface of the handle receiving portion, and the handle receiving portion is fixed to the outer plate via a clamping member by the groove and the flange portion. The refrigerator according to any one of claims 1 to 3, wherein a heat transfer member is attached to the outer plate from the back of the handle receiving portion. The refrigerator according to any one of claims 1 to 4, wherein the back surface of the handle receiving portion has a hollow structure.

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