JPH0587437A - Door of refrigerator - Google Patents

Abstract

PURPOSE:To prevent the appearance of a door from being spoiled by sink marks by a method wherein a protruding stopper for fixing a door exterior plate is provided on the rear face of a curved part of a handle that is furnished on an edge of the door exterior plate, and a door frame with a gasket mounting groove is extended from the side face of the handle with a space left on the side face of the handle. CONSTITUTION:A door exterior panel 6 made of steel plate, etc., forms the front part of a refrigerator door 3, and its left side is bent backward to form a curved part 6a. A handle 9 made of hard polyvinyl chloride, etc., is fitted on the left side of the door exterior panel 6. A hand-hold part 11 that is curved inward is projected forward from a side face 10 of the handle 9. A protruding part 13 is formed on the rear face of a curved part 20 and the side face 10 of the hand-hold part 11, and the left edge of the door exterior panel 6 is attached on the rear face of the protruding part 13. A thin-thickness door frame 14 is extended from the side face 10 with a space 19 left at the rear edge of the side face 10. A mounting groove 15 in which stoppers 8a of a gasket 8 are inserted, and a mounting piece 16 to which the left edge of an interior panel 7 is attached is provided on the door frame 14.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a refrigerator door, and more particularly to a handle structure which is inexpensive and excellent in design.

[0002]

2. Description of the Related Art FIG. 7 is a sectional view showing an essential part of the conventional door shown in FIG. 6, and FIG. 7 is a sectional view of a handle. In the figure, 3 is a door body that is openably and closably mounted so as to cover the front surface of a refrigerator body (not shown) in an airtight manner, 6 is a door outer plate that constitutes the front part of the door body 3, and 9 is this door. A handle fitted to the left side of the outer plate 6 over the entire height, using a hard vinyl chloride resin (P
VC) member or the like is extruded through a molding die (not shown) to form a molded product having the same cross-sectional shape by an extrusion molding process that can be molded to an almost infinite length, and is cut in the vertical length of the door body 3. Is. Reference numeral 10 denotes a side surface portion of the handle 9, which forms a left side portion of the door body 3. Reference numeral 11 denotes a handhold portion that extends forward from the side surface portion 10 and is curved inwardly, and forms a bag-like portion for holding a hand when the door body 3 is opened and closed together with the bent portion 6a of the door outer plate 6. .. Reference numeral 13 is a locking projection formed to project substantially in the center of the inside of the side surface portion 10. The left end of the door outer plate 6 is attached to the rear surface to protect the left end of the door outer plate 6 from being touched by the hand. .. Reference numeral 14 denotes a door frame portion integrally extending inwardly from the rear of the inside of the side surface portion 10, on which a mounting groove 15 for mounting the locking portion 8a of the gasket 8 and a left end of the door inner plate 7 are placed. The mounting piece 16 is formed. And a door frame body (not shown) mounted above and below the door body 3
The upper and lower portions of the door frame body portion 14 which is the mating surface with are cut at 45 °. Reference numeral 17 denotes a foamed heat insulating material such as polyurethane foam-filled in a space formed by the door outer plate 6 and the door inner plate 7.
The door outer plate 6, the door inner plate 7, and the handle 9 are connected.

Next, the operation will be described. To assemble the door body 3, one side end of the door outer plate 6 and the mounting piece 1 are attached to the locking projection of the handle 9.
6, one side end of the door inner plate 7 was placed and filled with the foam heat insulating material 17, and the handle 9, the door outer plate 6 and the door inner plate 7 were firmly fixed by the foam heat insulating material 17. ..

[0004]

Since the door of the conventional refrigerator is constructed as described above, the locking projection for mounting the door outer plate and the mounting groove for the gasket are integrally provided from the side surface of the handle. As a result, sink marks are generated on the side surface, and especially when the hard stamped transfer foil is used on the handle design surface side for the purpose of improving the design, when hot stamp transfer processing is applied, the surface is Since it has a high gloss, the appearance is significantly reduced, and when the door frame body at the upper and lower ends of the handle is cut by 45 °, the handle part protrudes from the door frame body and can be processed with a rotary blade type cutter. Difficult,
There were problems such as a rise in secondary processing costs.

The present invention has been made to solve the above problems, and even when the handle design surface has a high gloss due to the hot stamp foil, there is no deterioration in the appearance design due to sink marks, and the upper and lower ends are at 45 °. The purpose is to facilitate the secondary cutting work, improve the heat insulation performance of the handle portion of the door, and improve the bonding strength.

[0006]

A refrigerator door according to the present invention includes a handle provided on one side of a door outer plate and forming a bag-like portion together with the door outer plate, and a gasket is attached to the handle. In a refrigerator door integrally provided with a groove and a mounting piece for mounting one side portion of the door inner plate, a door outer plate insertion fixing locking projection integrally provided on the bent back surface of the handle body. The handle body is provided with a space between the gasket mounting grooves and communicates with the gasket mounting groove.

[0007]

In the refrigerator door according to the present invention, the upper and lower ends of the handle can be easily cut at 45 degrees, and the deterioration of the design due to sink marks is prevented to improve the dew-proof performance and the strength of the connection of the handle to the door body. And other effects.

[0008]

【Example】

Example 1. An embodiment of the present invention will be described below with reference to the drawings. 1 is a perspective view of a refrigerator according to an embodiment of the present invention, FIG. 2 is a sectional view taken along line II-II of FIG. 1, and FIG. 3 is a sectional view showing a handle of FIG. In the figure, reference numeral 1 denotes a refrigerator main body, which is provided with a plurality of storage chambers (not shown) which are openably and closably closed by a freezer compartment door 2, a refrigerating compartment door 3, an ice greenhouse door 4, and a vegetable compartment door 5, respectively. ing. Reference numeral 6 denotes a door outer plate made of a steel plate member or the like constituting the front surface of the refrigerating compartment door 3, and the left side portion is bent backward to form a bent portion 6a. 7 is a door inner plate that faces the door outer plate 6 and forms the inner surface of the refrigerator door 3, and 8 is a gasket made of a flexible member such as rubber mounted inside the left side portion of the refrigerator compartment door 3, A magnet (not shown) attracted to the main body 1 is provided to close the space between the refrigerator compartment door 3 and the left side portion of the main body 1. Reference numeral 9 denotes a handle fitted to the left side portion of the door outer plate 6 over the entire height, and is made of a hard vinyl chloride resin (PVC) member or the like, and is formed by a molding die (not shown).
By extruding through the inside, it is formed by extrusion processing that can mold molded products of the same cross-sectional shape to approximately infinite length,
The refrigerator compartment door 3 is cut vertically. Reference numeral 10 denotes a side surface portion of the handle 9, which forms a left side portion of the refrigerating compartment door 3. Reference numeral 11 denotes a handle portion that extends forward from the side surface portion 10 and is curved inward, and is a bent portion 6a of the door outer plate 6.
Together with the bag-shaped part 12 to hold hands when opening / closing the refrigerator compartment door 3
Is formed. Reference numeral 13 denotes the side surface portion 10 and the handle portion 11
The left end of the door outer plate 6 is attached to the rear surface by a locking projection formed on the back surface of the bent R portion 20 to protect the left end of the door outer plate 6 from being touched by a hand. Reference numeral 13b is a door outer plate insertion guide piece, which is formed to improve the insertability of the door outer plate 6 into the locking projection 13 and to prevent the foamed heat insulating material 17 such as polyurethane from leaking to the door outer plate 6 side. ing. Reference numeral 14 denotes a door frame body portion which is provided with a space portion 19 at the rear end of the side surface portion 10 and integrally extends inward so as to communicate with the side surface portion 10 in a thin-walled manner, and to which the locking portion 8a of the gasket 8 is mounted. Mounting groove 1
5 and a mounting piece 16 for mounting the left end of the door inner plate 7 are formed. Further, a transfer foil whose surface is hard-coated on the side surface portion 10 and the handle portion 11 of the handle 9 is used, and the design transfer portion is highly glossy and is not easily scratched, which is simultaneously transferred by hot stamp transfer processing in the extrusion molding process. 18
Are formed. And the side surface portion 1 of these handles 9
0, the hand-holding portion 11, the mounting groove 15, and the mounting piece 16 are integrally formed by extrusion molding with the same cross-sectional shape over the entire height of the handle 9, and after molding, for example, above and below the refrigerating compartment door 3, if necessary. The upper and lower sides of the door frame body portion 14 which is a mating surface with a door frame body (not shown) to be mounted are cut at 45 degrees. The space formed by the door outer plate 6 and the door inner plate 7 is filled with the foamed heat insulating material 17 such as polyurethane, and the door outer plate 6, the door inner plate 7 and the handle 9 are connected to each other. FIG. 4 shows a state in which the upper and lower ends of the handle 9 are cut at 45 degrees, and the space portion 19 at the rear end 9a of the handle formed by communication is forcibly opened. In this state, the handle portion 11 is the door frame body portion 1.
4 and the mounting piece 16 are not projected,
By holding this state with a jig etc. and performing secondary processing with a rotary blade type cutting machine (not shown), even the hand-held part 11 is not cut, and it is possible to process inexpensively without using a special processing machine etc. Is possible.

An extension rib 13a is formed on the locking projection 13 formed on the back surface of the bent R portion 20 formed between the side surface portion 10 of the handle 9 and the handhold portion 11, and the extension is formed. Since the rib 13a is connected to the back surface of the bent R portion 20, even if a sink mark that deteriorates the design is generated during extrusion molding, the bent R portion is in the range and the bent surface of the bent surface causes the reflection of light to be curved. It is inconspicuous and inconspicuous. In addition, the foam insulation 17
Is filled up to the space portion 19 of the handle 9 and the back side of the extension rib 13a, so that the heat insulating effect is improved, the dew-proof performance to the outside of the door is improved, and the handle 9 and the foam heat insulating material 17 are provided.
The contact area is increased and the bond strength is improved.

[0010]

As described above, according to the present invention, the handle is provided on one side of the door outer plate and has a bag-like portion formed together with the door outer plate. A door of a refrigerator integrally provided with a mounting piece for mounting one side of the door inner plate, comprising a door outer plate insertion fixing locking projection integrally provided on the bent back surface of the handle body. Since the handle main body is provided with a space between the mounting grooves of the gasket and communicates with the mounting groove of the gasket, it is easy to cut the upper and lower ends of the handle by 45 degrees, and the design of the handle is reduced by a sink mark. It is possible to prevent the deterioration, to improve the dew-proof performance, and to improve the strength of coupling the handle to the door body.

[Brief description of drawings]

FIG. 1 is a perspective view of a refrigerator according to an embodiment of the present invention.

2 is a cross-sectional view of the door of the refrigerator according to the embodiment of the present invention taken along the line II-II of FIG.

FIG. 3 is a sectional view of a handle of a refrigerator door according to an embodiment of the present invention.

FIG. 4 is a perspective view showing a state in which one end surface of the handle of the refrigerator door is cut at 45 ° according to the embodiment of the present invention.

FIG. 5 is a rear view of the handle of the door of the refrigerator according to the embodiment of the present invention viewed from A in FIG. 4;

FIG. 6 is a cross-sectional view of a conventional refrigerator door.

FIG. 7 is a sectional view of a handle of a conventional refrigerator door.

[Explanation of symbols]

 1 Refrigerator Main Body 2 Freezer Room Door 3 Refrigerator Room Door 6 Door Outer Plate 7 Door Inner Plate 9 Handle 12 Bag-like Part 13 Locking Protrusion 15 Mounting Groove 16 Mounting Piece 19 Space Part 20 Bending R Part

Claims (1)

[Claims] 1. A handle provided on one side of a door outer plate and forming a bag-like portion together with the door outer plate, wherein a gasket mounting groove and one side of the door inner plate are mounted on the handle. In a refrigerator door integrally provided with a mounting piece, a door outer plate insertion / fixing locking projection integrally provided on the bent back surface of the handle body is provided, and the handle body is provided between the mounting grooves of the gasket. A refrigerator door, characterized in that a space is provided in the space and is communicated with the mounting groove of the gasket.