KR19980069677A - Refrigerator Door - Google Patents

Abstract

The present invention relates to a refrigerator door that is rotatably opened and closed at a door opening of a refrigerator body forming a refrigerating compartment, comprising: a door outer plate; A door cap fitted to any one of an upper end portion and a lower end portion of the door outer plate; A handle unit is fitted to the side end of the door shell. Accordingly, the door can be easily assembled without a fastening member such as a separate screw, thereby improving workability and reducing manufacturing cost.

Description

Refrigerator Door

The present invention relates to a door for a refrigerator.

The door mounted on the front of the refrigerator to open and close the opening of the cooling chamber has been gradually improved to achieve the purpose of maintaining the best insulation between the inside and the outside, and at the same time easy opening and closing by the user, Accordingly, various models of various refrigerator doors have been proposed. In addition, the manufacturer is trying to further improve the appearance quality.

However, in spite of such efforts, in the conventional refrigerator door, an unnecessarily large number of fastening members such as screws and reinforcement plates are used in the construction according to the manufacturing process, and as a result, the assembly time is long and the working number is increased. There will be a lot, and there are also problems that the production cost will rise.

7 is a perspective view of a door for a refrigerator having the above-mentioned conventional problem. As can be seen in this figure, the conventional refrigerator door 101 is a door body coupled to the front of the cooling chamber so as to rotate left and right and the door opening and closing handle unit 110 mounted on the side of the door body. It is largely composed. The door body includes a door outer plate 103 forming an exterior, a door inner plate forming a rear surface facing the door outer plate 103, and a top and bottom coupled to upper and lower portions of the door inner and outer plates to maintain an airtight inside. Caps 105, 107). The foam is filled between the door outer plate 104 and the inner door of the door, thereby maintaining a predetermined thermal insulation interval.

In the combination of the refrigerator door of this configuration, first, the lower cap 107 and the upper cap 105 is fixed to the upper end and the lower end of the door outer plate 103, and then the handle unit 110 is mounted at one end. Let's do it. The handle unit 110 is mounted on a reinforcing plate on the inner wall surface with the handle unit 110 positioned on the door outer plate surface, and then reinforcement plate and door outer plate 103 using a tab screw or the like from the inside. Then, the handle unit 110 is integrally coupled. Coupling portion by the tap screw is provided in plurality in the longitudinal direction of the handle unit (110).

On the other hand, when the coupling of the handle unit 110 is completed, the auxiliary chassis is attached to the edge portions of both sides of the door outer plate 103 in the longitudinal direction. Then, the resin for foaming is filled in the recess, and the door inner plate disposed on the rear side is positioned on the back surface of the door outer plate 103. Then, the resin, etc. injected into the interior is gradually foamed and solidified as time passes. After that, when the gasket is coupled to the door inner plate, the coupling of the door 101 for the refrigerator is completed.

As can be seen in the above assembly process, the conventional refrigerator door 101, in order to couple the handle unit 110, additional components are inevitably used, in the case of the refrigerator door of another model, mutual These additional parts are also used between the corresponding positioning parts.

Therefore, the object of the present invention, in consideration of the conventional problems, it is possible to easily assemble each other parts without a fastening member, such as a separate screw, thereby reducing the assembly time and workforce, and also reduce the manufacturing cost It is to provide a refrigerator door that can be.

In addition, another object of the present invention is to provide a door for a refrigerator that is easy to open and close and the appearance is improved in quality.

1 is an exploded perspective view of a door for a refrigerator according to the present invention;

Figure 2 is a bottom perspective view of the assembled state of Figure 1,

Figure 3 is an enlarged longitudinal sectional view of portion A of Figure 2,

4 is an exploded perspective view of a handle unit;

5 is a cross-sectional view taken along line I-I of the assembled state of FIG.

6 is a partially enlarged perspective view of portion B of FIG. 2;

7 is an exploded perspective view of a conventional refrigerator door.

Explanation of symbols for main parts of the drawings

3: door 11: door body

13 door outer plate 15 handle portion

21: inner door door 23, 25: door cap

27, 51: slit slit 28: bleed rib

31: handle unit 33: outer handle member

35: first handle groove 39, 47: jamming projection

41: inner handle member 43: second handle groove

45, 49: locking groove 53: guide rib

55: extended rib 57: locking jaw

According to the present invention, there is provided a door for a refrigerator that is rotatably opened and closed at a door opening of a refrigerator main body forming a refrigerating compartment, the door outer plate; A door cap fitted to any one of an upper end portion and a lower end portion of the door outer plate; It is achieved by a door for a refrigerator comprising a handle unit that is fitted to the side end of the door shell.

Here, the door cap has a slit horizontally formed on the plate surface of the door outer plate; When the door outer plate is configured to have a bleed flange portion bent to be inserted into the slit, it is possible to assemble the door cap to the door outer plate very simply, the appearance of the appearance is improved.

On the other hand, the handle unit can be simply configured to have a slit for receiving the biting edge of the side end portion of the door shell, wherein the handle unit, the outer handle member; An inner handle member which is integrally coupled with the outer handle member and forms a handle groove between the outer surface of the door outer plate; Preferably, the slit is formed on the inner handle member.

And, the bite slit is larger than the thickness of the bite edge; When the plurality of guide ribs are formed in the slit slit in contact with the plate surface of the bleed edge, the handle unit can be effectively fixed to the side end of the door outer plate.

On the other hand, the outer handle member and the inner handle member may be mutually coupled to the hook coupling means.

In addition, the door outer plate comprises a locking edge which is partially inserted between the outer handle member and the inner handle member at the side end portion, and further comprises a coupling holding means of the handle unit and the door cap, Outer detachment of the handle unit mounted on the side end of the door shell can be prevented. At this time, the coupling holding means, it is preferable to simply comprise a locking jaw of any one of the handle unit and the door cap and the locking groove of the other side.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

1 is an exploded perspective view of a door for a refrigerator according to the present invention, Figure 2 is a bottom perspective view of the assembled state of FIG. As can be seen from these figures, the door 3 for the refrigerator is mounted from the side of the door main body 11 and the door main body 11 rotatably coupled to the cooling chamber, and the side end of the door main body 11. It is largely comprised by the door opening / closing handle unit 31 which forms a part of a part surface. The door body 11 has a door outer plate 13 forming an exterior, a door inner plate 21 forming a rear surface facing the door outer plate 13, and a door inner plate 21 coupled to an upper and a lower part of the door inner and outer plates to form an interior. It consists of upper and lower door caps (23, 25) to maintain the confidentiality. The foam is filled between the door outer plate 13 and the door inner plate 21, thereby maintaining a predetermined thermal insulation interval.

The door outer plate 13 forming the exterior is formed by bending both end portions of the metal plate to be bent inward, respectively, and the upper and lower end portions of the bleed flange portion 14 are bent inward. In addition, a handle portion 15 having a handle unit fixing groove (not shown) in which the handle unit 31 is fitted is provided in one side end region. The handle unit 31 to be described later is fixedly mounted to the handle unit fixing groove.

The upper door cap 23 and the lower door cap 25 are fitted into the bleed flange portion 14 of the door outer plate 13 from the rear, respectively. To this end, the upper door cap 23 and the lower door cap 25, as can be seen in Figure 3, to accommodate each bleed flange portion 14 of the door outer plate 13 in the longitudinal direction of the front edge thereof The slit 27 is formed. In the slit slit, a plurality of slit ribs 28 are formed in contact with the plate surface of the bleed flange portion 14 at appropriate intervals along the longitudinal direction thereof.

Auxiliary chassis 17 is inserted into and fixed to both sides of the door outer plate 13, and a gasket 19 is interposed between the door inner plate 21 and the door inner plate 21 coupled to the rear surface. The gasket 19 is exposed along the rear edge of the door inner plate 21, and this exposed surface forms a contact surface with the opening edge of the cooling chamber.

On the other hand, Figure 4 is an exploded perspective view of the handle unit mounted to the handle unit fixing groove formed in the side end of the door body, Figure 5 is a cross-sectional view taken along line I-I of the assembled state of FIG. As can be seen in these figures, the handle unit 31, the outer handle member having a one-handle groove 35 in which a predetermined section is recessed along its longitudinal direction on the plate surface forming the side surface of the door body 11 ( 33 and an inner handle member 41 which forms a second handle groove 43 between the door body 11 and the door outer plate surface when the door body 11 is coupled to the door body 11. The outer handle member 33 and the inner handle member 41 are completed by separate injection manufacturing, and in particular, the inner handle member 41 is plated with gold or the like to improve the appearance quality.

On the back surface of the outer handle member 33, that is, the inwardly convex surface of the first handle groove 35, a pair of engaging projections (not shown) are formed to protrude inwardly at predetermined intervals along its longitudinal direction, and the inner handle member In the 41, a locking groove 45 for accommodating and holding the locking projections is provided. In addition, a locking groove (not shown) is also formed in the lower edge region of the door outer plate side of the outer handle member 33, and a locking protrusion 47 is provided on the inner handle member 41 facing the outer handle member 33. On the back surface of the outer handle member 33, a plurality of locking projections are formed to protrude inwardly at appropriate portions, and the corresponding inner handle members 41 are formed with locking grooves 49 for receiving them. As a result, the outer handle member 33 and the inner handle member 41 can be integrally coupled to each other and can be held together in a coupled state.

On the other hand, on the back surface of the handle unit 31, that is, the plate surface of the inner handle member 41, a slit 51 for receiving the biting edge (No. 16 of FIG. 6) of the handle unit fixing groove formed in the door outer plate (13) This is provided along the longitudinal direction of the center area. The slit 51 is formed larger than the cross-sectional length of the bleed edge, and a plurality of guide ribs 53 in contact with the plate surface of the bleed edge are provided at predetermined intervals along the longitudinal direction thereof. Thereby, the handle unit 31 removes separate parts such as a reinforcement plate and a fastening member, which are conventionally used for the coupling, and the bite slit is inserted into the handle unit fixing groove from the side of the door outer plate 13 so that the side It can be held at the end, and coupled to form a second handle groove 43 between the plate surface of the door outer plate (13).

An extension rib 55 extending in the longitudinal direction is formed at the upper end of the handle unit 31, and the inner edge of the corresponding handle unit fixing groove is provided at the upper end of the handle unit 31. ) And is formed as a locking edge that is partially inserted and inserted between the inner handle member 41 and the outer handle member 33. In addition, the lower surface of the handle unit 31 and one side of the lower door cap 25 in contact with it, as shown in Figure 6, the locking jaw and the locking groove 57 for receiving it are formed, respectively. . These serve to prevent the outward departure of the handle unit 31 mounted in each of the handle unit fixing grooves.

By such a configuration, in the assembly of the door 3 for the refrigerator, the upper door cap 23 and the lower door cap 25 are respectively coupled to upper and lower portions of the metal plate on which both ends are bent, and a handle unit provided at one side edge. The handle unit 31 is inserted into the fixing groove from the side. To mount the handle unit 31, the extension rib 55 provided at the upper end thereof is inserted into the inner engagement edge of the handle unit fixing groove, and then the slit 51 provided along the longitudinal direction in the center region of the door outer plate 13 is mounted. After positioning by inserting into the bite edge 15 of the, it is completed by a predetermined external pressure from the side, and at this time, if the locking jaw formed in the lower door cap 25 is accommodated in the locking groove provided in the handle unit 31 It is possible to prevent the outward departure of the mounted handle unit 31. The handle unit 31 mounted as described above forms a part of the side end surface of the door body 11, and at this time, between the first handle groove 35 and the door outer plate surface on the side of the door body 11. The second handle groove 43 is provided.

On the other hand, when the mounting of the handle unit 31 is completed, the auxiliary chassis 17 is fixed to both edges of the door outer plate, and then the foam is filled into the recesses inside the door, and the door disposed at the rear side. The inner plate 21 is positioned on the rear surface of the door outer plate 13. At this time, the door inner plate 21 is fitted with a gasket 19 along the edge thereof. In this state, when the door inner plate 21 is correspondingly positioned on its rear surface, the filled foam material gradually solidifies as time passes, thereby completing the engagement of the refrigerator door 3. At this time, the handle unit is completed. 31 provides the side effect that the inner handle member 41 plated in gold is visually contrasted with the surrounding color, thereby improving the appearance of the door 3.

As described above, the refrigerator door according to the present invention can facilitate the assembly of each component, and at this time, the fastening members such as additional screws used separately for assembling each component are removed. In addition, it is possible to reduce the assembly time and the workforce, and also to provide an excellent effect that the manufacturing cost can be reduced. In the refrigerator door, the first handle groove and the second handle groove are formed to face each other, so that opening and closing is convenient, and the appearance of the exterior is further improved.

Claims (9)

In the door for the refrigerator which is installed in the door opening of the refrigerator main body forming the refrigerating compartment so that rotation can be opened and closed, A door shell; A door cap fitted to any one of an upper end portion and a lower end portion of the door outer plate; And a handle unit fitted to the side end of the door outer plate. The method of claim 1, The door cap has a slit horizontally formed on the plate surface of the door outer plate; The door outer plate is a refrigerator door, characterized in that it has a bleed flange bent to be inserted into the slit. The method of claim 1, The handle unit is a refrigerator door, characterized in that it has a slit for receiving the biting edge of the side end of the door outer plate. The method of claim 3, The handle unit, An outer handle member; An inner handle member which is integrally coupled with the outer handle member and forms a handle groove between the outer surface of the door outer plate; The door for a refrigerator, characterized in that the slit is formed on the inner handle member. The method of claim 4, wherein The bite slit is larger than the thickness of the bite edge; The plurality of guide ribs are formed in the slit slit in contact with the plate surface of the bleed edge portion. The method of claim 4, wherein The outer handle member and the inner handle member is a refrigerator door, characterized in that coupled to the hook coupling means. The method of claim 4, wherein The door outer plate is a refrigerator door, characterized in that the side end portion has a locking edge that is partially inserted between the outer handle member and the inner handle member. The method of claim 4, wherein Refrigerator door further comprises a coupling holding means of the handle unit and the door cap. The method of claim 8, The coupling holding means, A door for a refrigerator, comprising: a locking jaw on one side of the handle unit and the door cap and a locking groove on the other side.