KR20210156154A - Door for a refrigerator - Google Patents

Abstract

An embodiment of the present invention relates to a door for a refrigerator, capable of reducing a defect rate in an assembly process. The door for a refrigerator comprises: a door frame forming an exterior; a door liner coupled to a rear surface of the door frame; and a bracket installed in an inner space formed by the door frame and the door liner. The door frame includes: an upper frame forming an upper surface; a front frame and a side frame coupled to the upper frame; and a lower frame coupled to a lower side of the front frame and the side frame. The bracket connects the upper frame with the door liner.

Description

Refrigerator door {Door for a refrigerator}

The present invention relates to a door of a refrigerator.

BACKGROUND ART In general, a refrigerator is a home appliance that can store food at a low temperature in an internal storage space that is shielded by a door. To this end, the refrigerator is configured to store the stored food in an optimal state by cooling the inside of the storage space using cold air generated through heat exchange with the refrigerant circulating in the refrigeration cycle.

The storage space of the refrigerator may be opened and closed by a door. In addition, the refrigerator may be classified into various types of refrigerators according to the arrangement of the storage space and the structure of a door that opens and closes the storage space.

The door may include an outdoor, a door frame, and a door liner that largely form an outer surface, and an insulating material is filled in the inner space formed by the door frame and the door liner.

Korean Patent Publication No. 10-1367034, which is a prior document, discloses a refrigerator door in which a front plate and a door liner are fixed by a side cap decoration.

In the case of these prior documents, a refrigerator door having a trim kit structure in which a front plate and a door liner are fixed only with a side cap decoration, and a handle recessed inwardly is formed on the front plate is disclosed.

However, in the case of the prior art, since the door liner and the door frame are separated and coupled, there may be a problem that the position of the door liner has a very large dispersion during the assembly process.

In addition, in the case of a drawer-type door, the rail part is coupled to the rear surface of the door liner, and when the rail part is coupled depending on the coupling position of the door liner, the door sags may occur, which may damage the exterior.

An embodiment of the present invention aims to provide a door for a refrigerator capable of reducing a defect rate in an assembly process.

Another object of the present invention is to provide a refrigerator door capable of securing the aesthetics of the entire refrigerator.

Another object of the present invention is to provide a door for a refrigerator capable of maximizing a thermal insulation effect.

The door of the refrigerator according to an embodiment of the present invention includes a bracket connecting the door frame and the door liner to reduce the location distribution of the door liner, thereby reducing the defect rate in product assembly, and Cap Deco ( By connecting the bracket to the upper frame), quality can be maintained regardless of the flow distribution of the door liner.

A door of a refrigerator according to an embodiment of the present invention includes: a door frame forming an exterior; a door liner coupled to a rear surface of the door frame; and a bracket installed in an inner space formed by the door frame and the door liner.

The door frame may include: an upper frame forming an upper surface; a front frame and a side frame coupled to the upper frame; and a lower frame coupled to the lower side of the front frame and the side frame, wherein the bracket may connect the upper frame and the door liner.

The bracket may include a first coupling part coupled to the front surface of the door liner, a second coupling part coupled to a lower side of the upper frame, and a connection part connecting the first coupling part and the second coupling part. .

The first coupling part and the second coupling part may be disposed to be spaced apart from each other in the front-rear direction.

A rail bracket may be provided on the rear surface of the door liner to form a rail so that the main body of the refrigerator is drawn in and out.

The door liner includes a bracket coupling part to which the bracket and the rail bracket are coupled and protruding toward the front frame, and the first coupling part of the bracket, the bracket coupling part, and the rail coupling part of the rail bracket sequentially surface-contact can be

The bracket coupling part may include a heat insulating material injection groove for injecting the heat insulating material provided in the inner space.

The first coupling portion may include a guide protrusion protruding toward the door liner, and the guide protrusion may sequentially pass through the door liner and the rail bracket.

The first coupling part may include a coupling protrusion protruding toward the front frame, and a coupling member inserted into the coupling protrusion through the rail bracket and the door liner sequentially may be provided.

The rail bracket may include a rail coupling part coupled to the rear surface of the door liner and a rail part bent from the rail coupling part and guiding the refrigerator body to slide in and out.

The upper frame may include a handle that is recessed downward to insert a user's hand and an extension extending from a lower surface of the handle, and the second coupling portion may include a hook hook-coupled to the extension.

The extension portion may include a first extension portion extending from the front surface of the handle portion and having a hook coupling hole into which the hook is inserted, and a second extension portion and a third extension portion spaced apart from the first extension portion. .

The second coupling part may include a hook extension part provided with the hook, a horizontal extension part bent from the hook extension part and extending horizontally, and a vertical extension part protruding from the horizontal extension part and extending vertically.

The hook extension part may further include a coupling hole through which an additional coupling member passes, and the first extension part may include a fixed coupling hole at a position corresponding to the coupling hole.

At least a part of the hook extension part may be inserted between the first extension part and the second extension part, and at least a part of the vertical extension part may be inserted between the first extension part and the third extension part.

A front panel detachably coupled to the door frame may be further included.

The following effects can be expected from the door of the refrigerator according to the proposed embodiment.

The door of the refrigerator according to the embodiment of the present invention can minimize the step difference of the drawer-type door, so that the aesthetic appearance of the product can be secured.

In addition, a bracket connecting the door liner and the cap deco (upper frame) of the door for determining and adjusting the door step is provided, so that the quality of the door can be maintained regardless of the flow distribution of the door liner.

In addition, it is possible to maximize the insulation effect by providing an injection groove for foaming the insulation in the bracket connected to the door liner.

1 is a view showing a state in which a refrigerator is installed in a furniture cabinet according to an embodiment of the present invention.
2 is a perspective view of a refrigerator according to an embodiment of the present invention.
3 is a perspective view of a refrigerator door according to an embodiment of the present invention.
4 is an exploded perspective view of a refrigerator door according to an embodiment of the present invention.
5 is a view in which the bracket according to an embodiment of the present invention is coupled to the door frame and the rail bracket.
6 is a view in which the bracket and the upper frame are combined according to an embodiment of the present invention.
7 is a perspective view of a bracket according to an embodiment of the present invention.
8 to 10 are cross-sectional views of a door according to an embodiment of the present invention.

Hereinafter, some embodiments of the present invention will be described in detail with reference to exemplary drawings. In adding reference numerals to the components of each drawing, it should be noted that the same components are given the same reference numerals as much as possible even though they are indicated on different drawings. In addition, in describing the embodiment of the present invention, if it is determined that a detailed description of a related known configuration or function interferes with the understanding of the embodiment of the present invention, the detailed description thereof will be omitted.

In addition, in describing the components of the embodiment of the present invention, terms such as first, second, A, B, (a), (b), etc. may be used. These terms are only for distinguishing the elements from other elements, and the essence, order, or order of the elements are not limited by the terms. When it is described that a component is "connected", "coupled" or "connected" to another component, the component may be directly connected or connected to the other component, but another component is between each component. It will be understood that may also be "connected", "coupled" or "connected".

1 is a view showing a state in which a refrigerator is installed in a furniture cabinet according to an embodiment of the present invention, and FIG. 2 is a perspective view of the refrigerator according to an embodiment of the present invention.

1 to 2 , the refrigerator 10 according to the present embodiment may be placed independently or together with another refrigerator 5 in a kitchen or living room.

In this case, a furniture cabinet 1 in which the refrigerators 5 and 10 can be accommodated may be provided in the kitchen or living room. The height of the accommodating space inside the furniture cabinet 1 may be set such that the gap between the upper surfaces of the refrigerators 5 and 10 and the upper wall of the furniture cabinet 1 is not large when the refrigerators 5 and 10 are accommodated. have.

If the gap between the upper surfaces of the refrigerators 5 and 10 and the upper wall of the furniture cabinet 1 is not large, the upper structures of the refrigerators 5 and 10 cannot be seen from the outside, and the furniture cabinet 1 and The sense of unity of the refrigerators 5 and 10 may be increased.

The refrigerator 10 may include a cabinet 11 having a storage compartment and a refrigerator door 12 for opening and closing the storage compartment.

The refrigerator door 12 may include a plurality of doors 13 , 14 , and 15 spaced apart from each other in the vertical direction. Some or all of the plurality of doors 13 , 14 , and 15 may open and close the storage compartment in a sliding or rotating manner.

The refrigerator door 12 may include a frame assembly 100 forming an outer shape, and a door liner 200 coupled to the frame assembly 100 and forming a rear surface of the refrigerator door 12 . .

Meanwhile, an insulating material (not shown) may be filled in the space formed by the frame assembly 100 and the door liner 200 .

In addition, a separate bracket 300 for guiding the position of the door liner 200 in the space may be included.

Hereinafter, the refrigerator door 12 will be described with a focus on the configuration of the bracket 300 .

3 is a perspective view of a refrigerator door according to an embodiment of the present invention, FIG. 4 is an exploded perspective view of a refrigerator door according to an embodiment of the present invention, and FIG. 5 is a door frame with a bracket according to an embodiment of the present invention and a view coupled to the rail bracket.

6 is a view in which a bracket and an upper frame are combined according to an embodiment of the present invention, FIG. 7 is a perspective view of a bracket according to an embodiment of the present invention, and FIGS. 8 to 10 are an embodiment of the present invention It is a cross-sectional view of the door along the

3 to 10 , the door 12 may mean a door of the refrigerator main body formed in a drawer type, and the refrigerator main body may be pulled out by pulling the door 12 .

In detail, the door 12 may include a door frame 100 forming an exterior of the door 12 and a door liner 200 coupled to the door frame 100 to form a rear surface of the door 12 . can

The door frame 100 includes the front frame 110 and the upper frame 120 coupled to the upper side of the front frame, and the lower frame 130 coupled to the lower side of the front frame 110 and the side frame 140 coupled to the side. ) may be included.

The front frame 110 and the door liner 200 may be coupled to each other by being spaced apart from each other by a predetermined distance in the front and rear directions, and a heat insulating material (not shown) is foamed into the space formed by the door frame 100 and the door liner 200 . space can be filled.

Also, the door 12 may include a separate front panel 111 , and may be detachably attached to the front frame 110 formed of a plate.

The front panel 111 may be made of glass or metal, and of course, the front panel 111 and the front frame 110 may be integrally formed.

Hereinafter, the door frame 100 will be described in detail.

The upper frame 120 is a frame forming the upper surface of the door 12, and may include a handle part 122 into which a user's hand can be inserted in order to take out the main body of the refrigerator formed in a drawer type.

In detail, the upper frame 120 may include a cutout 121 recessed from the front to the rear, and the handle 122 may be recessed downward from the cutout 121 .

Through this, the user's hand may be inserted into the handle portion 122 without interference from the upper surface of the upper frame 120 .

In addition, a hole for inserting a fixing member 122b for fixing the detachable front panel 111 may be provided on the lower surface 122a of the handle part 122 .

In addition, the upper frame 120 may further include extension parts 124 , 125 , and 126 extending from the handle part 122 .

The extension parts 124 , 125 , and 126 are a first extension part 124 extending downward from the front of the lower surface 122a of the handle part 122 and extending downwardly from both sides of the handle part 122 . and a third extension 126 extending downward of the handle 122 to correspond to a position in which a hole is formed into which the fixing member 122b is inserted.

For example, the first extension part 124 may contact the hook extension part 324 of the bracket 300 provided with the hook 321 .

In detail, the rear surface of the first extension part 124 and the front surface of the hook extension part 324 may contact each other.

In addition, a hook coupling hole 123 into which a hook 321 of a bracket 300 to be described later is inserted may be formed in the first extension part 124 , and the hook coupling hole 123 is the first extension part It may be formed in plurality on both sides of (124).

The first extension part 124 may further include a fixed coupling hole 124a through which a coupling member (not shown) such as a rivet passes between the plurality of hook coupling holes 123 .

The fixed coupling hole 124a may be disposed at a position corresponding to the coupling hole 322 of the bracket 300 to be described later, and the fixed coupling hole 124a and the coupling hole are formed by a coupling member such as a rivet. 322 may be sequentially pierced.

In addition, the first extension part 124 , the second extension part 125 , and the third extension part 126 may be provided to be spaced apart from each other, and the first extension part 124 and the second extension part may be provided. A portion of the bracket 300 may be inserted into the space between the 125 and the third extension 126 .

In detail, the hook extension part 324 of the bracket 300 may be inserted between the first extension part 124 and the second extension part 125 , and the first extension part 124 and the third extension part 125 may be inserted. A vertical extension part 325 to be described later of the bracket 300 may be inserted between the extension parts 126 .

The lower frame 130 may include a vertical portion 131 and a horizontal portion 132 bent at the vertical portion 131 and extending in the horizontal direction.

In detail, the vertical part 131 is coupled to the lower rear surface of the front frame 110 , and the horizontal part 132 supports the door liner 200 and forms a space in which a heat insulating material (not shown) is foamed. can be formed

In addition, the side frame 140 may be disposed on both sides of the front frame 110 , so that one surface may be coupled to the front frame 110 and the other surface may be coupled to the door liner 200 .

Hereinafter, the door liner 200 will be described in detail.

The door liner 200 may be coupled to the upper frame 120 , the side frame 140 , and the lower frame 130 of the door frame 100 at all four sides, and through this, the front frame 110 and They may be spaced apart from each other at regular intervals.

In detail, the door liner 200 may include an edge portion 210 coupled to the upper frame 120 , the side frame 140 , and the lower frame 130 of the door frame 100 , and the edge portion The inside of the 210 may be connected to each other to form the plate 220 .

In particular, the door liner 200 may be provided with a bracket 300 and a bracket coupling part 230 coupled to the rail bracket 400 to be described later on the plate 220 .

In detail, the bracket coupling part 230 may be formed to protrude from the plate 220 toward the front side, the bracket 300 may be coupled to the front side, and the rail bracket 400 may be coupled to the rear side. have.

That is, the bracket 300, the bracket coupling part 230, and the rail bracket 400 may be in a stacked state in the assembled state.

In addition, the bracket coupling part 230 may be provided with a plurality of through-holes 231 into which a coupling member (not shown) such as a screw can be inserted in order to couple the bracket 300 and the rail bracket 400 . can

The plurality of through holes 231 include a coupling member through hole 231a through which a coupling member such as a screw passes and a guide projection through hole 231b into which the guide projection 312 of the bracket 300 to be described later is inserted. may be included.

On the other hand, as the door liner 200 is coupled to the door frame 100 after the heat insulating material is foamed, a difference in position may occur during the manufacturing process. That is, the position distribution of the door liner 200 is present, and accordingly, a step difference between the front and rear of the door is generated, which impairs the aesthetics of the appearance, and an undesirable problem may occur when the drawer-type body is drawn out.

To solve this problem, the door 12 may further include a separate bracket 300 .

In detail, the bracket 300 may connect the upper frame 120 and the door liner 200 .

The bracket 300 may include a first coupling part 310 connected to the front surface of the door liner 200 and a second coupling part 320 coupled to the upper frame 120 .

In detail, the first coupling part 310 may include a coupling plate 311 , and may be coupled by surface contact with the bracket coupling part 230 of the door liner 200 .

The coupling plate 311 may include a guide protrusion 312 protruding toward the door liner 200 and a coupling protrusion 313 protruding toward the front frame 110 .

In detail, the guide protrusion 312 may protrude toward the door liner 200 at a position corresponding to the guide protrusion through hole 231a of the door liner 200 , and the position of the door liner 200 . can play a role in guiding

For example, the guide protrusion 312 may be located on the outer side of the coupling plate 311, and may be provided in plurality.

In addition, the coupling protrusion 313 may have a shape that protrudes toward the front frame 110 so as not to interfere with the coupling of the coupling member even when the insulating material is foamed, and the inside of the coupling protrusion 313 is an empty space. can

That is, in the assembly process, the coupling member inserted from the rail bracket 400 may be seated and coupled to the inner space of the coupling protrusion 313 .

The second coupling part 320 may extend apart from the first coupling part 310 in the front-rear direction, and may be disposed on the front surface of the extended part 124 of the upper frame 120 .

In addition, the second coupling part 320 may be provided with a hook extension part 324 provided with a hook 321 , and may be hook-coupled to the first extension part 124 .

In detail, the hook 321 protruding from the hook extension part 324 may be inserted into the hook coupling hole 123 of the first extension part 124 .

In addition, the second coupling part 320 may further include a coupling hole 322 corresponding to the fixed coupling hole 124a of the upper frame 120 .

On the other hand, the second coupling part 320 may further include a horizontal extension part bent at the hook extension part 324 and extending horizontally, and a vertical extension part extending vertically protruding from the horizontal extension part ( 325) may be included.

In detail, the vertical extension part 325 may have a 'C' shape and open toward the front frame 110 .

Accordingly, the vertical extension portion 325 may form an upwardly open space to prevent interference with the fixing member 122b when the front panel 111 is coupled.

That is, in order to secure a space in which the fixing member 122b is disposed when the upper frame 120, the front frame 110, and the front panel 111 are coupled, the upper frame 120 includes the extension parts 124 and 125. , 126 , and the distance between the first extension part 124 and the third extension part 126 is greater than the distance between the first extension part 124 and the second extension part 125 . will lose

Accordingly, in order to more firmly fix the bracket 300 to the upper frame 120 , the hook extension 324 and The vertical extension portion 325 is formed.

In addition, the hook extension part 324 is partially inserted between the first extension part 124 and the second extension part 125 , and the vertical extension part 325 includes the first extension part 124 and the second extension part 125 . It may be inserted between the third extension parts 126 .

In detail, the front surface of the hook extension part 324 and the rear surface of the first extension part 124 , the rear surface of the hook extension part 324 and the front surface of the second extension part 125 may contact each other.

In addition, the fixing member 122b may be positioned in a space formed by the vertical extension 325 and the first extension 124 , and the rear surface of the vertical extension 325 and the third federal part The front surface of (126) can be tangent.

In addition, the bracket 300 may further include a connection part 330 connecting the first coupling part 310 and the second coupling part 320 .

In detail, the first coupling part 310 and the second coupling part 320 may be disposed to be spaced apart from each other in the vertical direction and the front-rear direction, and the upper surface of the first coupling part 310 and the second coupling part ( The lower surface of the 320 may be coupled by the connecting part 330 .

For example, the connection part 330 includes a horizontal connection part 331 connecting the first coupling part 310 and the second coupling part 320 and a rib 332 for supporting the horizontal connection part 331 . may include

The horizontal connection part 331 may be coupled only by being connected to both side surfaces of the first coupling part 310 and the second coupling part 320 , and may further include a plurality of connection parts for robustness.

The rib 332 may connect a lower portion of the horizontal connection part 331 and one surface of the first coupling part 310 .

On the other hand, the drawer-type refrigerator body can be withdrawn by sliding to the outside by a user, and for this purpose, a rail bracket 400 coupled to the door liner 200 may be further provided.

In detail, the rail bracket 400 includes a rail coupling part 410 coupled to the bracket coupling part 230 of the door liner 200 and a rail part bent from the rail coupling part 410 and extending to the rear side ( 420) may be included.

In detail, the rail bracket 400 may be disposed symmetrically as a pair on both sides of the door liner 200 , and the rail coupling part 410 is coupled to the bracket on the rear surface of the door liner 200 . It may be combined with the unit 230 through an interview contact.

For example, in the rail coupling part 410 , the rail plate 412 in surface contact with the bracket coupling part 230 and the rail at positions corresponding to the plurality of through holes 231 of the bracket coupling part 230 are provided. It may include a plurality of rail through-holes 411 provided in the plate 412 .

Similar to the plurality of through holes 231 of the bracket coupling part 230 , a coupling member such as a screw or a guide protrusion 312 of the bracket 300 may be inserted.

In detail, the coupling member is inserted from the side of the rail coupling part 410 and penetrates up to the first coupling part 310 , and the guide protrusion 312 of the bracket 300 is the first of the bracket 300 . 1 It may protrude from the coupling part 310 and sequentially penetrate the through-hole 231 of the door liner and the rail through-hole 411 of the rail bracket 300 .

The rail part 420 is for pulling out the refrigerator body through sliding, and may extend symmetrically from both sides of the door liner 200 toward the rear side, and includes a separate coupling bracket for coupling with the refrigerator body ( (not shown) may be further combined.

Meanwhile, the door 12 may further include a gasket 150 that covers an edge of the door liner 200 on the rear surface after the door liner 200 is coupled.

The configuration of the door 12 according to an embodiment of the present invention will be described with a focus on the assembly process as follows.

First, the components of the door frame 100 may be assembled first. That is, the upper frame 120 , the lower frame 130 , and the side frame 140 may be coupled to the front frame 110 .

After that, the bracket 300 may be coupled to the lower side of the upper frame 120 , and the door liner 200 may be temporarily coupled.

In detail, after the hook 321 of the bracket 300 is inserted into the hook coupling hole 123 of the upper frame 120 and temporarily coupled, the bracket 300 and the upper frame are used through a coupling member such as a rivet. (120) may be combined.

Thereafter, the door liner 200 may be seated so that the guide protrusion 312 of the bracket 300 is inserted into the guide protrusion through hole 231a of the door liner 200 .

The door liner 200 may include a separate injection groove 240 for injecting the insulating material, and in a state in which the door liner 200 is temporarily coupled to the bracket 300, the insulating material is injected through the injection groove. It can also be injected.

The injection groove may be provided in the bracket coupling part 230 of the door liner 200 for thermal insulation.

When the insulation is foamed, care should be taken not to place the insulation on the surface where the bracket 300 and the door liner 200 contact each other.

After the door liner 200 is seated, the gasket 500 can be coupled, and when all of the insulating material is inflated and stabilized, the rail coupling part 410 of the rail bracket 400 is attached to the door liner 200. It can be fixed through a coupling member such as a screw to correspond to the bracket coupling portion 230 of the.

On the other hand, in a state in which the door liner 200 and the rail bracket 400 are tentatively coupled first, the guide protrusion 312 of the bracket 300 moves through the guide protrusion through hole 213b of the door liner 200 and the rail bracket. The door liner 200 and the rail bracket 400 may be coupled to the door frame 100 and the bracket 300 by being sequentially inserted into the rail through hole 411 of the 400 .

12: door 100: door frame
200: door liner 300: bracket

Claims (15)

a door frame forming an exterior;
a door liner coupled to a rear surface of the door frame; and
and a bracket installed in an inner space formed by the door frame and the door liner,
The door frame is
an upper frame forming an upper surface;
a front frame and a side frame coupled to the upper frame; and
A lower frame coupled to the lower side of the front frame and the side frame,
The bracket is a door of the refrigerator connecting the upper frame and the door liner. The method of claim 1,
The bracket is
a first coupling part coupled to the front surface of the door liner;
A refrigerator door comprising: a second coupling part coupled to a lower side of the upper frame; and a coupling part connecting the first coupling part and the second coupling part. 3. The method of claim 2,
The door of the refrigerator in which the first coupling part and the second coupling part are spaced apart from each other in a front-rear direction. 3. The method of claim 2,
A door of a refrigerator provided with a rail bracket formed on a rear surface of the door liner to allow the main body of the refrigerator to be drawn in and out. 5. The method of claim 4,
The door liner includes a bracket coupling part to which the bracket and the rail bracket are coupled and protruding toward the front frame,
A door of a refrigerator in which the first coupling part of the bracket, the bracket coupling part, and the rail coupling part of the rail bracket are sequentially in surface contact. 6. The method of claim 5,
The door of the refrigerator, wherein the bracket coupling portion includes a heat insulating material injection groove for injecting the heat insulating material provided in the inner space. 6. The method of claim 5,
The first coupling part,
and a guide protrusion protruding toward the door liner,
The guide protrusion is a door of the refrigerator that sequentially passes through the door liner and the rail bracket. 6. The method of claim 5,
The first coupling part includes a coupling protrusion protruding toward the front frame,
A door of a refrigerator provided with a coupling member inserted into the coupling protrusion by sequentially passing through the rail bracket and the door liner. 6. The method of claim 5,
The rail bracket is
a rail coupling part coupled to the rear surface of the door liner;
The door of the refrigerator including a rail part that is bent and extended from the rail coupling part and guides the refrigerator main body to slide in and out. 3. The method of claim 2,
The upper frame includes a handle portion recessed downward to insert the user's hand and an extension portion extending from the lower surface of the handle portion,
and the second coupling part includes a hook hook-coupled to the extension part. 11. The method of claim 10,
The extension is
a first extension portion extending from the front surface of the handle portion and having a hook coupling hole into which the hook is inserted;
A door of a refrigerator including a second extension part and a third extension part spaced apart from the first extension part. 12. The method of claim 11,
The second coupling part,
A refrigerator door comprising: a hook extension having the hook; a horizontal extension bent from the hook extension portion to extend horizontally; and a vertical extension portion protruding from the horizontal extension portion to extend vertically. 13. The method of claim 12,
The hook extension further includes a coupling hole through which an additional coupling member passes,
The door of the refrigerator, wherein the first extension includes a fixed coupling hole at a position corresponding to the coupling hole. 13. The method of claim 12,
At least a portion of the hook extension is inserted between the first extension and the second extension,
A door of a refrigerator in which at least a portion of the vertical extension is inserted between the first extension and the third extension. The method of claim 1,
The door of the refrigerator further comprising a front panel detachably coupled to the door frame.

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