KR20210089544A - Manufacturing method of refrigerator - Google Patents

Abstract

The present invention relates to a method for manufacturing a refrigerator, which comprises: a partitioning step of partitioning a storage space of a body into a cold storage, a freezer, and an ice-making chamber; an integral foaming step of simultaneously forming the cold storage and the ice-making chamber as an insulating space independent of each other by injecting an insulating material into the body to integrally foam the same; and an evaporator installation step of installing an evaporator assembly for supplying cold air to the ice-making chamber through an opening formed in a rear outer wall of the body, at the outside of a rear side of the ice-making chamber. The evaporator assembly is installed through the opening formed in the rear outer wall of the body, such that an operator can assemble and weld the evaporator assembly without space restrictions even in the case of a large-capacity refrigerator. Also, the operator does not need to bend at the waist for access to a storage chamber, and the maintenance on the evaporator assembly is very easy.

Description

Refrigerator manufacturing method {MANUFACTURING METHOD OF REFRIGERATOR}

The present invention relates to a refrigerator manufacturing method, and more particularly, by installing the evaporator assembly through an opening formed in the rear outer wall of the main body, even in the case of a large-capacity refrigerator, an operator can assemble and weld the evaporator assembly without space restrictions, The present invention relates to a method for manufacturing a refrigerator in which an operator does not need to bend down to enter a storage room, and maintenance of an evaporator assembly is very easy.

BACKGROUND ART In general, a refrigerator is a home appliance for storing food in a refrigerated or frozen state in a storage compartment opened and closed by a door, and typically includes a refrigerator compartment for storing food in a low-temperature refrigerated state and a freezer compartment for freezing food and storing it in a frozen state. be prepared

In addition, the refrigerator may additionally include an ice-making chamber for generating and storing ice for the convenience of the user, and a dispenser may be provided so that the user can take out the ice stored in the ice-making chamber to the outside.

Recently released refrigerators tend to provide a refrigerating compartment, which is used relatively more frequently than the freezer compartment, on the upper part of the main body, and provide a freezer compartment that is used relatively less than the refrigerating chamber on the lower part of the main body. A French door type refrigerator in which the refrigerating compartment is opened and closed by two rotatable doors arranged side by side and the freezer compartment is opened and closed by a slidably installed drawer-type door is in the spotlight.

Such a French door type refrigerator is gradually increasing in size according to the needs of consumers. As a related art, there is one disclosed in Korean Patent No. 10-0674573.

US 10-0674573 B1

The present invention has been devised to solve the above problem, and by installing the evaporator assembly through an opening formed in the rear outer wall of the main body, even in the case of a large-capacity refrigerator, an operator can assemble and weld the evaporator assembly without space restrictions, An object of the present invention is to provide a method for manufacturing a refrigerator in which an operator does not need to bow to enter the storage room and the maintenance of the evaporator assembly is very easy.

The refrigerator manufacturing method of the present invention for solving the above problems includes a partitioning step of dividing a storage space of a main body into a refrigerating chamber, a freezing chamber and an ice-making chamber; and injecting an insulating material into the main body and foaming it integrally to form the refrigerator compartment and the ice-making chamber. an integral foaming step of simultaneously forming a thermal insulation space independent of each other; and an evaporator installation step of installing an evaporator assembly for supplying cold air to the ice-making chamber through an opening formed in the rear outer wall of the main body outside the rear of the ice-making chamber It is characterized in that it contains;

In addition, in the integral foaming step, the freezing compartment is formed as an insulating space independent of each other at the same time as the refrigerating chamber and the ice making chamber through the integral foaming of the insulating material.

In addition, the partitioning step includes an inner case forming step of forming an inner case of the main body including a partition in which the storage space is provided and a heat insulating material accommodating space is provided; and the heat insulating material accommodating space between the inner case and the inner case. and an outer case coupling step of coupling the inner case and the outer case of the main body to provide a space communicating with the inner case, wherein in the inner case forming step, the storage space is divided into the refrigerating compartment and the ice making compartment by the partition unit. In the unitary foaming step, the heat insulating material injected into the main body is injected into the space portion and the heat insulating material receiving space and is integrally foamed, so that the refrigerating chamber and the ice making chamber are simultaneously formed as an insulating space independent of each other. do it with

In addition, the partitioning step includes an inner case forming step of forming an inner case of the main body including a partition in which the storage space is provided and a heat insulating material accommodating space is provided, and a partition wall spaced apart from the partitioning part; and, the interior and an outer case coupling step of coupling the inner case and the outer case of the main body to provide a space portion communicating with the heat insulating material accommodating space between the case and the case, but in the inner case forming step, the storage space is divided into the partition The refrigerating compartment, the freezing compartment, and the ice-making compartment are partitioned by the part and the partition wall, and in the integral foaming step, the heat insulating material injected into the main body is injected into the space part and the heat insulating material accommodating space and foamed as one piece, the refrigerating compartment; It is characterized in that the freezing chamber and the ice-making chamber are formed as mutually independent insulating spaces at the same time.

In addition, in the inner case forming step, an evaporator case included in the inner case and provided with an installation space is coupled to the rear portion of the inner case.

In addition, in the outer case coupling step, the outer case is characterized in that it is coupled with the inner case so that the installation space and the opening communicate.

In addition, in the inner case forming step, the reinforcing bracket included in the inner case is characterized in that it is coupled to the upper outer surface of the inner case.

In addition, in the inner case forming step, the bead portion formed in the inner case and the concave portion formed in the partition portion is characterized in that the mating.

In addition, in the forming of the inner case, the partition part is fixed to the inner case by inserting the protrusion of the concave part into the injection port of the bead part, and the evaporator case is fastened to the rear end of the partition part by a fastening member and fixed. do it with

In addition, in the integral foaming step, the heat insulating material is characterized in that it is injected into the insulating material accommodating space from the space portion through the through hole formed in the protrusion.

In addition, in the evaporator installation step, the evaporator assembly is installed in the installation space through the opening, characterized in that the opening is opened and closed by a heat insulating cover.

In addition, the evaporator case is characterized in that it is mounted and coupled to a mounting portion recessed inwardly of the inner case.

The refrigerator manufacturing method according to the present invention has the following advantages.

The refrigerator manufacturing method according to the present invention has an advantage that, even in the case of a large-capacity refrigerator, an operator can assemble and weld the evaporator assembly without space limitation.

The refrigerator manufacturing method according to the present invention has an advantage that, when assembling and welding the evaporator assembly, the operator does not need to bow to enter the storage compartment.

The refrigerator manufacturing method according to the present invention has an advantage in that operator fatigue is reduced when the evaporator assembly is assembled and welded.

The refrigerator according to the present invention has the advantage that maintenance of the evaporator assembly is very easy because the evaporator assembly can be easily accessed.

In the refrigerator manufacturing method according to the present invention, the refrigerator compartment, the freezing compartment and the ice-making compartment can be formed as independent insulating spaces at the same time by injecting and integrally foaming the heat insulating material in a state in which the storage space of the main body is divided into the refrigerating compartment, the freezing compartment and the ice-making compartment from the beginning. There are advantages.

The refrigerator manufacturing method according to the present invention has an advantage in that it is possible to simultaneously form the refrigerating compartment, the freezing compartment, and the ice-making compartment as independent insulating spaces, thereby reducing the overall manufacturing man-hours in manufacturing the refrigerator.

The refrigerator manufacturing method according to the present invention has an advantage that the insulating material injected into the space portion of the main body and the heat insulating material accommodating space of the partition portion is integrally foamed to improve the insulation ability of the ice-making chamber.

In the refrigerator manufacturing method according to the present invention, since the insulating material injected into the space of the main body and the insulating material accommodating space of the compartment is integrally foamed and the compartment is non-separably fixed from the main body, it is possible to prevent the compartment from separating from the main body by external force There is this.

1 is a flowchart illustrating a method of manufacturing a refrigerator according to a preferred embodiment of the present invention.
2 is a flowchart illustrating in detail the partitioning steps of a method for manufacturing a refrigerator according to a preferred embodiment of the present invention.
3 is an enlarged perspective view illustrating a state in which a compartment is coupled to an inner case of a refrigerator according to a preferred embodiment of the present invention (the inner case is in a raised state and the compartment is shown in a lowered state).
FIG. 4 is an enlarged perspective view of a state in which the evaporator case is coupled in FIG. 3;
Figure 5 is an enlarged perspective view showing the state in which the reinforcement bracket is coupled in Figure 4;
6 is an enlarged rear perspective view of the state in which the outer case is coupled in FIG. 5;
7 is an enlarged rear perspective view of a state in which the guide part, the evaporator case and the heat insulating cover are assembled in FIG. 6 .
8 is a cross-sectional view schematically illustrating a process in which a refrigerating compartment, a freezing compartment, and an ice-making compartment are simultaneously formed into independent insulating spaces according to a method of manufacturing a refrigerator according to a preferred embodiment of the present invention.

Hereinafter, a preferred embodiment of the present invention will be described in detail with reference to the drawings.

For reference, among the components of the present invention that will be described below, reference will be made to the above-described prior art for the same components as in the prior art, and a separate detailed description thereof will be omitted.

The terminology used herein is for the purpose of referring to specific embodiments only, and is not intended to limit the present invention. As used herein, singular forms also include plural forms unless the phrases expressly imply the opposite. The meaning of "comprising," as used herein, specifies a particular characteristic, region, integer, step, operation, element and/or component, and other specific characteristic, region, integer, step, operation, element, component, and/or group. It does not exclude the existence or addition of

When a component is referred to as being “connected” or “contacted” to another component, it may be directly connected or in contact with the other component, but it is understood that other components may exist in between. it should be

The refrigerator manufacturing method according to a preferred embodiment of the present invention includes a partitioning step (S10), an integral foaming step (S20), and an evaporator installation step (S30), which will be described below with reference to FIGS. 1 to 8 .

First, the partitioning step (S10) is carried out.

The partitioning step (S10) is a step of partitioning the storage space 110 formed inside the main body 10 into the refrigerating chamber 111, the freezing chamber 112 and the ice-making chamber 113 from the beginning, before the integral foaming step (S20). The components included in the inner case 100 are coupled to the inner case 100 , and as shown in FIGS. 2 to 6 , an inner case forming step ( S11 ) and an outer case coupling step ( S12 ) are included.

In the inner case forming step (S11), as shown in FIG. 2 , the inner case 100 of the main body 10 including the compartment 120 in which the storage space 110 is provided and the heat insulating material accommodating space 124 is provided. ) is formed.

Here, to form the inner case 100 means to combine the components included in the inner case 100 to the inner case 100 .

The partition unit 120 is coupled to the inner case 100 to form an ice-making chamber 113 in which ice is generated and stored, and a wall forming an L-shape in which the lower part and the right part are rotated by 90 degrees counterclockwise. The upper part and the left part are formed to be open in the form of , the front part is made in the shape of a square ring, and a heat insulating material accommodating space 124 is provided therein.

As shown in FIG. 3 , the compartment 120 has one side and the other side coupled to the inner case 100 constituting the inside of the body 10 to be coupled to the inner case 100 .

More specifically, in the inner case forming step (S11), the partitioning unit 120 is formed with a first concave portion (not shown) formed on one side of the inner case 100 and the first bead portion 114 protruding from the inner surface of the inner case 100 . and a second concave portion (not shown) formed on the other side is formed in the inner case 100 in such a way that it fits into the second bead portion 115 protruding from the inner surface of the other side.

In the partition 120, one side and the other side of the separate installation wall 200 covering the open upper part and the left side of the partition 120 are coupled to one side and the other side of the partition 120, and the partition 120 and the installation wall It is preferable that 200 is coupled to the inner case 100 in a rectangular box-type state, and at this time, one side of the installation wall 200 is in the first protrusion 121a formed in the first concave portion (not shown). It is interposed so as to be fitted between the first bead part 114 and the first concave part (not shown) while being fitted, and the other side of the installation wall 200 is in the second protrusion part 122a formed in the second concave part (not shown). It is in a state interposed so as to be fitted between the second bead portion 115 and the second concave portion (not shown) while being fitted.

In addition, in the inner case forming step (S11), the first protrusion 121a formed in the first concave portion (not shown) is fitted into the first inlet 114a formed in the first bead portion 114, and the second concave The second protrusion 122a formed in the part (not shown) is inserted into the second inlet 115a formed in the second bead part 115 , so that the partition 120 is temporarily fixed to the inner case 100 . is coupled to the inner case 100 , and the storage space 110 is divided into a refrigerating chamber 111 and an ice-making chamber 113 by a partition unit 120 .

In this embodiment, the compartment 120 is formed separately from the inner case 100 and is coupled to the inner case 100 to partition the storage space 110 , but the compartment 120 is integrally formed with the inner case 100 through injection. ) and may be integrally formed to partition the storage space 110 .

Meanwhile, in the inner case forming step S11 , the inner case 100 may further include a partition wall 130 .

The partition wall 130 is a component that partitions the storage space 110 provided in the inner case 100 together with the partition unit 120 , and is formed inside the inner case 100 to be disposed in the storage space 110 , It is formed to be spaced apart from the part 120 .

In this embodiment, the partition wall 130 is formed integrally with the inner case 100 through integral injection to partition the storage space 110 , but the partition wall 130 is formed separately from the inner case 100 to form the inner case 100 . ) by being coupled to the storage space 110 may be partitioned.

When the partition wall 130 is integrally formed with the inner case 100 through integral injection, of course, it is formed before the compartment 120 is coupled to the inner case 100, and is formed separately from the inner case 100. When coupled to the case 100, the compartment 120 to the inner case 100 may be coupled at any time before or after coupling.

When the partition part 120 and the partition wall 130 are formed or combined to be disposed inside the inner case 100 , the storage space 110 of the main body 10 , that is, the storage space formed inside the inner case 100 . Before being formed as an insulating space by the partitioning part 120 and the partition wall 130 , 110 is a state in which the refrigerating chamber 111 , the freezing chamber 112 and the ice making chamber 113 are partitioned from each other from the beginning.

At this time, the refrigerating compartment 111 and the freezing compartment 112 are partitioned from each other by the partition wall 130 , the ice-making chamber 113 and the refrigerating chamber 111 are partitioned from each other by the partitioning part 120 , and the refrigerating chamber 111 is partitioned from each other. , the freezing chamber 112 and the ice making chamber 113 are only in a state in which they are partitioned from each other, and form a state before being formed as independent insulating spaces.

On the other hand, in the inner case forming step (S11), the evaporator case 140 included in the inner case 100 is further coupled.

The evaporator case 140 is a configuration in which an evaporator assembly 410 and a fan assembly (not shown), which are cooling units provided to supply cold air to the ice-making chamber 113, are accommodated therein and installed, and the rear is opened inside. An installation space 141 and a fan accommodating part 142 with an open front are formed.

In addition, a cold air outlet 141a and a cold air intake 142a are formed on the front side of the evaporator case 140 to communicate with the ice-making chamber 113 through the communication hole 116a formed in the rear wall of the inner case 100 . The cold air outlet 141a is formed through the front side upper portion of the evaporator case 140 in the front-rear direction to communicate the installation space 141 and the ice-making chamber 113, and the cold air inlet 142a is the front surface of the evaporator case 140. The side central portion of the inclined surface, that is, the fan accommodating portion 142 is formed vertically through the inclined lower surface inside the installation space 141 and the ice-making chamber 113 to communicate.

As shown in FIG. 4 , the evaporator case 140 is coupled to the inner case 100 so as to be disposed immediately behind the ice-making chamber 113 and is placed in the rear portion of the inner case 100 .

More specifically, the evaporator case 140 is accommodated in the mounting portion 116 concavely recessed inwardly over the upper wall, the rear wall, and the left wall of the inner case 100 and is coupled to the inner case 100 and is coupled to the inner case. The evaporator case 140 coupled to the case 100 communicates with the ice-making chamber 113 through the communication hole 116a formed on the inner front surface of the mounting unit 116 , and the evaporator case 140 is previously connected to the inner case 100 . It is fastened to the rear end of the coupled compartment 120 with a fastening member and is fixed together with the inner case 100 and the compartment 120 .

The evaporator case 140 is preferably coupled to the inner case 100 after the compartment 120 is coupled to the inner case 100 .

On the other hand, in the inner case forming step (S11), the inner case 100 may further include a reinforcing bracket (150).

The reinforcement bracket 150 is configured for installation of a water supply port for supplying water to an ice maker (not shown) mounted in the ice making chamber 113, passage of a water supply hose connected to the door, and arrangement and guidance of the harness, etc. It is a configuration for minimizing deformation of the ceiling of the ice-making chamber 113 due to the integral foaming step (S20) to be described later.

This reinforcing bracket 150 is coupled to the upper outer surface of the inner case 100, as shown in FIG.

More specifically, the reinforcing bracket 150 is mounted on the outer surface of the upper wall of the inner case 100 so as to be disposed on the upper portion of the ice-making chamber 113 , and is fastened to the inner case 100 with a fastening member to be fixed to the inner case 100 . is coupled to

The reinforcing bracket 150 is preferably coupled to the inner case 100 after the evaporator case 140 is coupled to the inner case 100. The case forming step (S11) is completed.

Next, the outer case coupling step (S12) is carried out.

The outer case coupling step (S12) is a step of coupling the inner case 100 and the outer case 300 after the inner case forming step (S11), as shown in FIG. 2 .

The outer case 300 is a configuration constituting the exterior of the main body 10, and communicates with the installation space 141 of the evaporator case 140, and an opening 301 that can be opened and closed by the heat insulating cover 440 is formed in the rear wall, , space is provided inside.

As shown in FIG. 6 , the outer case 300 is coupled to the inner case 100 while accommodating and wrapping the inner case 100 .

More specifically, in the outer case coupling step (S12), the outer case 300 is the partition portion 120, the partition wall 130, the evaporator case 140 included in the inner case 100 through the inner case forming step (S11). ) and the inner case 100 in which the reinforcement bracket 150 is formed or combined is accommodated and wrapped in a space provided therein, and the space portion 11 communicates with the insulating material accommodating space 124 between the inner case 100 and the inner case 100 . ) is provided and is coupled to the inner case 100 so that the installation space 141 and the opening 301 communicate with each other, and is fastened and fixed with a fastening member to complete the outer case coupling step (S12).

At this time, the space 11 communicates with the insulating material accommodating space 124 through the first through-hole 121b formed in the first protrusion 121a and the second through-hole 122b formed in the second protrusion 122a, and , the space 11 is also formed in the partition wall 130 .

As the outer case coupling step (S12) is completed, the partitioning step (S10) is completed, and as shown in the main body 10 shown on the left of FIG. 8 , the storage space 110 of the main body 10 is a refrigerator compartment 111 and a freezer compartment. 112 and the ice-making chamber 113 are partitioned from each other from the beginning.

Next, the integral foaming step (S20) is carried out.

In the integral foaming step (S20), as shown in FIG. 2 , the refrigerating chamber 111, the freezing chamber 112 and the ice-making chamber 113 are integrally foamed by injecting an insulating material 12 such as liquid urethane foam into the body 10. ) at the same time as an insulating space independent of each other.

More specifically, the integral foaming step (S20) is performed through a separate integral foaming equipment (eg, an integral foaming jig), and the insulating material 12 injected into the body 10 using such an integral foaming equipment 12 is a space part In (11), it is injected into the upper portion of the insulating material accommodating space 124 through the first through-hole 121b, and at the same time is injected into the lower portion of the insulating material accommodating space 124 through the second through-hole 122b in the space 11 The refrigerating chamber 111 and the freezing chamber 112, which were only partitioned from the beginning by the partitioning step (S10), as the insulation 12 is integrally foamed over the space 11 and the insulation accommodating space 124. and the ice-making chamber 113 is formed as an insulating space independent of each other at the same time as shown on the right side of FIG. 8, and the integral foaming step (S20) is completed.

When the integral foaming step (S20) is completed, the compartment 120 is in a state that cannot be separated from the main body (10).

Next, the evaporator installation step (S30) is carried out.

The evaporator installation step (S30) is a step of installing the evaporator assembly 410 through the opening 301 formed in the rear outer wall of the main body 10 after the integral foaming step (S20), as shown in FIG. 1 .

The evaporator assembly 410 is configured to generate cold air through heat exchange and supply it to the ice-making chamber 113 , and is installed outside the rear of the ice-making chamber 113 .

As shown in FIG. 7, the evaporator assembly 410 is installed in the evaporator case 140, and the state shown in FIG. 7 is a state after the integral foaming step (S20) is made, so the inner case 100 and the outer The heat insulating material 12 is injected into the space 11 between the case 300 and the heat insulator accommodating space 124 of the partition 120 so as to be integrally foamed.

More specifically, in the evaporator installation step (S30), the evaporator assembly 410 is fixed between the rear wall of the inner case 100 and the rear wall of the outer case 300 through the opening 301 of the outer case 300. It is accommodated in the installation space 141 of the evaporator case 140 , and assembly and welding work is carried out in a state accommodated in the installation space 141 , and is fixed in the installation space 141 , and then the opening 301 through the heat insulating cover 440 . ) by closing the evaporator installation step (S30) is completed.

At this time, in the installation space 141 , a guide part 430 may be further assembled in addition to the evaporator assembly 410 . In this case, the guide part 430 is accommodated and assembled in the front part of the installation space 141 , and the evaporator assembly 410 is accommodated in the rear portion of the installation space 141 is assembled.

In addition, between the integral foaming step (S20) and the evaporator installation step (S30) or after the evaporator installation step (S30), a fan assembly (not shown) composed of a centrifugal fan in the fan accommodating part 142 through the ice-making chamber 113 ) may be installed, and an ice maker (not shown) for generating ice may be mounted on the upper portion of the ice maker 113 , and the storage of ice and the opening of the ice maker 113 may be installed in the lower portion of the ice maker (not shown). An ice storage bucket (not shown) for opening and closing the front side may be mounted.

As described above, although the present invention has been described with reference to limited embodiments and drawings, the present invention is not limited thereto, and the technical spirit of the present invention and the following by those of ordinary skill in the art to which the present invention pertains. It goes without saying that various modifications and variations are possible within the scope of equivalents of the claims to be described.

10: body 11: space part
12: insulation material 100: inner case
110: storage space 111: refrigerator compartment
112: freezer compartment 113: ice-making compartment
120: compartment 124: insulation accommodating space
130: bulkhead 140: evaporator case
200: installation wall 300: outer case

Claims (12)

dividing the storage space of the main body into a refrigerating compartment, a freezing compartment and an ice making compartment;
an integral foaming step of simultaneously forming the refrigerating chamber and the ice-making chamber as independent insulation spaces by injecting a thermal insulation material into the body and foaming the same;
and an evaporator installation step of installing an evaporator assembly for supplying cold air to the ice-making chamber through an opening formed in a rear outer wall of the main body outside the rear of the ice-making chamber.
The method according to claim 1,
In the integral foaming step, the freezing chamber is formed as an insulating space independent of each other at the same time as the refrigerating chamber and the ice-making chamber through the integral foaming of the heat insulating material.
The method according to claim 1,
The partitioning step is
an inner case forming step of forming an inner case of the main body including a partition in which the storage space is provided and a heat insulating material accommodating space is provided;
An outer case coupling step of coupling the inner case and the outer case of the main body so that a space portion communicating with the insulating material accommodating space is provided between the inner case and the outer case;
In the inner case forming step, the storage space is divided into the refrigerating compartment and the ice-making compartment by the compartment,
In the integral foaming step, the heat insulating material injected into the main body is injected into the space portion and the heat insulating material accommodating space and is integrally foamed, so that the refrigerating chamber and the ice making chamber are simultaneously formed as independent heat insulating spaces. manufacturing method.
The method according to claim 1,
The partitioning step is
an inner case forming step of forming an inner case of the main body including a partition in which the storage space is provided and a heat insulating material accommodating space is provided, and a partition wall spaced apart from the partition;
An outer case coupling step of coupling the inner case and the outer case of the main body so that a space portion communicating with the insulating material accommodating space is provided between the inner case and the outer case;
In the step of forming the inner case, the storage space is divided into the refrigerating compartment, the freezing compartment and the ice making compartment by the partition part and the partition wall,
In the integral foaming step, the heat insulating material injected into the main body is injected into the space portion and the heat insulating material accommodating space and is integrally foamed, so that the refrigerating chamber, the freezing chamber and the ice making chamber are simultaneously formed as an insulating space independent of each other. A method for manufacturing a refrigerator.
5. The method according to claim 4,
In the inner case forming step, an evaporator case included in the inner case and provided with an installation space is coupled to a rear portion of the inner case.
6. The method of claim 5,
In the outer case coupling step, the outer case is coupled to the inner case so that the installation space and the opening communicate with each other.
6. The method of claim 5,
In the inner case forming step, a reinforcing bracket included in the inner case is coupled to an upper outer surface of the inner case.
6. The method of claim 5,
In the inner case forming step, the bead portion formed in the inner case and the concave portion formed in the partition portion are joined together.
9. The method of claim 8,
In the forming of the inner case, the partition portion is temporarily fixed to the inner case by inserting the protrusion of the concave portion into the injection port of the bead portion, and the evaporator case is fastened to the rear end of the partition portion with a fastening member to be fixed. How to make a refrigerator.
10. The method of claim 9,
In the integral foaming step, the heat insulating material is injected into the heat insulating material accommodating space from the space part through a through hole formed in the protrusion part.
6. The method of claim 5,
In the evaporator installation step, the evaporator assembly is installed in the installation space through the opening,
The method for manufacturing a refrigerator, characterized in that the opening is opened and closed by a heat insulating cover.
6. The method of claim 5,
The method of claim 1, wherein the evaporator case is mounted and coupled to a mounting portion concavely recessed inside the inner case.

Images