KR20140075277A

KR20140075277A - Refrigerator

Info

Publication number: KR20140075277A
Application number: KR1020120143478A
Authority: KR
Inventors: 장원우
Original assignee: 동부대우전자 주식회사
Priority date: 2012-12-11
Filing date: 2012-12-11
Publication date: 2014-06-19

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a refrigerator, in which a connection portion is provided between upper and lower boxes separated by a freezing chamber and a refrigerating chamber to form an inner surface of the refrigerator, The present invention relates to a refrigerator which can reduce work costs and reduce costs.

Description

Refrigerator {REFRIGERATOR}

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a refrigerator, and more particularly, to a refrigerator in which a truncated portion of a compact combi-refrigerator is manufactured in an integral structure,

Generally, a refrigerator is largely divided into a freezer compartment, a refrigerating compartment, and the like, and is equipped with a rapid freezing compartment, a vegetable compartment, and the like.

The front surface of the refrigerator body is provided with a door rotatably installed therein so as to store food and the like. The rear surface of the refrigerator body is connected to an evaporator And a circulation fan which is formed to communicate with the evaporator through the cool air duct and circulates the cool air into the freezer compartment and the refrigerating compartment.

Particularly, in the case of a small combi refrigerator, as shown in Fig. 1, the yarn breaker for separating the freezer compartment and the refrigerating compartment includes a rectangular parallelepiped case 1 having a constant thickness, and an insulator And a fan mounting portion 4 provided with a blowing fan and a first cool air circulating flow path at the rear of the case 1 are provided on the front surface of the insulating member 2, (Not shown), such as a bolt, on the front surface of the case 1.

As described above, in the refrigerator according to the related art, when the trunnion portion is provided on the front portion of the case 1, the trunk portion is assembled using a plurality of fastening members, so that the number of the work is increased, .

Korean Utility Model Registration Open Publication No. 2000-0010530 (June 15, 2000)

SUMMARY OF THE INVENTION Accordingly, the present invention has been made keeping in mind the above problems occurring in the prior art, and it is an object of the present invention to provide a refrigerator which is provided with a connection part between upper and lower boxes divided into a freezer compartment and a refrigerating compartment, And the fan mounting case to be mounted is formed as a separate assembly so as to be disposed behind the inner surface of the refrigerator, thereby reducing the number of workings for assembling the refrigerator and reducing the cost.

According to an aspect of the present invention, there is provided a refrigerator comprising: an upper box having a bottom opening formed at a bottom thereof; A lower box spaced apart from a lower portion of the upper box and having an upper opening formed in the ceiling; A connection unit installed on a front surface of the spaced-apart space between the upper box and the lower box to integrally connect the upper box and the lower box; And a separate fan mounting case disposed in the spaced-apart space at the rear of the connection portion and having a blowing fan for blowing cool air of the evaporator, wherein the fan unit blows cool air blown by the blowing fan to the upper box and the lower box, And a branching flow path branched from the branching flow path is formed.

The fan mounting case may include a duct portion in which the first cool air circulating flow path for introducing the cool air introduced from the evaporator by the blowing fan into the lower box is formed.

The fan mounting case is installed on the upper portion of the duct portion and protrudes above the inner surface of the upper box through the lower opening portion so that the blowing fan is installed toward the inner surface of the upper box and communicates with the first cool air circulating flow path And a fan fixing cover portion formed on the fan fixing portion.

Wherein a plurality of ducts are installed on an upper surface of the fan mounting case and a rear surface of the upper box, and the branch ducts are connected to the passages between the rear surface of the upper box and the multi- And a first cool air circulating flow path.

And a separate support for guiding the flow to the upper box is attached to the back surface of the multi-duct.

The multi-duct is made of a plastic injection molded article, and the support is made of a heat insulating material.

And the duct portion is made of a heat insulating material.

And the fan fixing cover portion is formed of a plastic injection molded product detachably coupled to the duct portion.

According to the refrigerator of the present invention having the above-described structure, the connecting portion is provided between the upper and lower boxes, which are divided into a freezing chamber and a refrigerating chamber, respectively, to form an inner surface of the refrigerator. There is an effect that cost reduction can be achieved by reducing the work flow in assembling the refrigerator.

1 is a perspective view showing a truncated portion of a refrigerator according to the related art.
2 is a perspective view showing upper and lower boxes of a refrigerator according to the present invention.
FIG. 3A is a bottom perspective view showing a lower opening of the upper box of FIG. 2. FIG.
FIG. 3B is a perspective view showing the upper opening of the lower box of FIG. 2. FIG.
4 is a side view showing upper and lower boxes according to the present invention.
5 is an exploded perspective view showing a fan mounting case and a multi-duct of a refrigerator according to the present invention.
6 is an assembled perspective view of Fig.
7 is a view showing a flow of cold air in a refrigerator according to the present invention.
8 is a rear view showing the back surface of the multi-duct according to the present invention.

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

As shown in FIG. 2, the refrigerator according to the present invention is mainly applied to a small combi refrigerator, and the inner surfaces of the refrigerator body are made up of box-shaped upper and lower boxes 100, 200 each of which is divided into a freezer compartment and a refrigerating compartment.

A lower opening 110 is formed in the bottom of the upper box 100 and an upper opening 210 is formed in the ceiling to be spaced from the lower portion of the upper box 100.

A connection part 300 for connecting the upper and lower boxes 100 and 200 to each other is integrally formed on the front surface of the separated space between the upper and lower boxes 100 and 200, And is formed as a single unit through the connection unit 300.

As shown in FIGS. 2 and 4, the space between the upper and lower boxes 100 and 200 is formed as an empty space spaced apart by a height of a connection portion 300 connected between the upper and lower boxes 100 and 200.

3 (a) and 3 (b), the spaced space behind the connection part 300, for example, the bottom 120 of the upper box 100 and the lower space of the lower box 200, A separate fan mounting case 400, which will be described later,

The multi-duct 500 is installed on the upper surface of the fan mounting case 400 and on the rear surface of the upper box 100 so as to discharge the cool air generated from the evaporator to the inside of the refrigerator through the blowing fan F.

The fan mounting case 400 includes a duct part 420 in which the first cool air circulating flow path 430 for introducing cool air introduced from the evaporator by the blowing fan F into the lower box 200 is formed, .

The fan mounting case 400 is installed on the upper part of the duct part 420 and protrudes above the upper part of the upper box 100 through the lower opening part 110, And a fan fixing cover portion 410 installed toward the inner surface of the fan 100 and having a circulation passage 450 communicating with the first cooling circulation flow passage 430.

Particularly, as shown in FIG. 7, a branch flow channel 440 is formed in which cool air blown by the blowing fan F is branched into the upper box 100 and the lower box 200, 440 includes a passage between the rear surface of the upper box 100 and the multi-duct 500 through which cool air impinging on the rear surface of the multi-duct 500 is branched and the first cool circulation duct 430.

8, a separate support 510 for guiding the flow of cool air to the upper box 100 is attached to the rear surface of the multi-duct 500, 2 cooling circulation flow path 520 are formed.

The fan fixing cover part 410 is a protective cover type that can support and protect the blowing fan F. The fan fixing cover part 410 includes a first cooling air circulating flow path 430 and a first cooling air circulating path 411 are connected to each other and are detachably coupled to the duct unit 420.

The duct part 420 is made of a heat insulating material provided with a second blowing hole 421 communicating with the first blowing hole 411.

The multi-duct 500 is made of a plastic injection molding material, and the supporting body 510 is made of a heat insulating material.

The heat insulating material constituting the duct part 420 of the fan mounting case 400 and the support 510 of the multi-duct 500 may be made of expanded polystyrene or the like.

The fan mounting case 400 configured as described above is coupled between the lower opening 110 of the upper box 100 and the upper opening 210 of the lower box 200 and formed in the fan mounting case 400 And communicates with the freezer compartment and the refrigerating compartment through the branch duct 440 and the second cool air circulation duct 520 of the multi-duct 500.

The fan fixing cover unit 410 may be a separate unit that can be assembled to the duct unit 420. The fan fixing cover unit 410 may be a separate member that can be fixed to the duct unit 420, The fan fixing cover part 410 can be omitted.

In the refrigerator according to the present invention, a space is formed in the connection part 300 for vertically dividing the freezing compartment and the refrigerating compartment, a lower opening part 110 communicating with the refrigerating compartment is formed on the upper end of the freezing compartment, A separate fan mounting case 400 communicating with the upper and lower openings 210 and 110 is provided to simplify the structure and reduce the number of workings do.

The fan mounting case 400, which can not be manufactured through the mold injection process on the inside of the refrigerator, can be manufactured in a separate assembly form and assembled easily.

100: upper box 110: lower opening
120: bottom 200: bottom box
210: upper opening 220: ceiling
300: connection part 400: fan mounting case
410: fan fixing cover part 411: first blowing hole
420: duct part 421: second blowing port
430: first cool air circulation flow path 440:
450: circulation passage 500: multi-duct
510: Support 520: Second cool air circulation flow path

Claims

An upper box having a bottom opening formed in the bottom;
A lower box spaced apart from a lower portion of the upper box and having an upper opening formed in the ceiling;
A connection unit installed on a front surface of the spaced-apart space between the upper box and the lower box to integrally connect the upper box and the lower box; And
And a separate fan mounting case disposed in the spaced-apart space at the rear of the connecting portion and having a blowing fan for blowing cool air of the evaporator,
And a branch flow path is formed in which cool air blown by the blowing fan is branched into the upper box and the lower box.

The method according to claim 1,
Wherein the fan mounting case includes a duct portion in which the first cool air circulating flow path for introducing the cool air introduced from the evaporator by the blowing fan into the lower box is formed.

3. The method of claim 2,
The fan mounting case is installed on the upper portion of the duct portion and protrudes above the inner surface of the upper box through the lower opening portion so that the blowing fan is installed toward the inner surface of the upper box and communicates with the first cool air circulating flow path And a fan-fixing cover part formed on the fan-shaped cover part.

3. The method of claim 2,
A multi-duct is installed on an upper surface of the fan mounting case and a rear surface of the upper box,
Wherein the branch flow path comprises a passage between the rear surface of the upper box and the multi-duct, through which the cool air impinging on the back surface of the multi-duct is branched, and the first cool circulation flow path.

5. The method of claim 4,
Wherein a separate support for guiding the flow to the upper box is attached to the back surface of the multi-duct.

6. The method of claim 5,
Wherein the multi-duct is made of a plastic injection molded article, and the support body is made of a heat insulating material.

3. The method of claim 2,
Wherein the duct portion is made of a heat insulating material.

The method of claim 3,
And the fan fixing cover portion is made of a plastic injection molded product detachably coupled to the duct portion.