JPH06213559A - Refrigerator internal parts mounting structure - Google Patents

Abstract

(57) [Summary] [Structure] A shelf provided in a refrigerator having an outer box 2, an inner box 3, and a vacuum heat insulating material 17 filled in a space 16 between the outer box 2 and the inner box 3. The stopper 8 is attached to the inner box 3 by screwing the shelf stopper mounting member 10 provided on the space portion 16 side of the inner box 3 with a screw 9 from the inside of the refrigerator. The shelf stopper mounting member 10 is formed such that almost all of the screwing portions 14 of the screw receiving portion 12 project into the inside of the refrigerator through the through holes 13 formed in the inner box 3. [Effect] The space occupied by the space portion 16 of the shelf stopper mounting member 10 can be reduced, and the refrigerator can be made thinner.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION The present invention relates to a refrigerator having an outer box, an inner box, and a vacuum heat insulating material filled in a space between the outer box and the inner box. The present invention relates to a refrigerator internal part mounting structure for mounting on a refrigerator.

[0002]

2. Description of the Related Art A refrigerator has an outer box and an inner box, and a space between the outer box and the inner box is filled with a heat insulating material.

In particular, recent refrigerators tend to increase the inner capacity as much as possible while keeping the size of the outer box constant, so that the space between the outer box and the inner box is made as small as possible, that is, thin. The demand is increasing.

And, in this type of thin refrigerator,
The space is filled with a highly heat-insulating material, for example, a vacuum heat-insulating material, so that the heat-insulating effect does not decrease even if the space is thin.

On the other hand, the refrigerator is provided with several shelves for placing refrigerated items such as food items in the refrigerator. The inner box is generally formed in an uneven shape so that these shelves can be pulled out to the wall of the inner box. However, in order to prevent the shelves from dropping even if the shelves are pulled out too much, the inner parts such as shelf stoppers are usually used. Is provided.

The conventional structure for attaching the above-mentioned shelf stopper 50 to the inner box 52 is, as shown in FIGS. 5 (a) and 5 (b), in a space 53 between the outer box 51 and the inner box 52. Attaching screws 55 from the inside of the compartment to the provided interior component mounting member 54
It is adapted to be attached to the inner box 52 by screwing.

The internal component mounting member 54 is attached to the inner box 52 by a method of adhering or fitting into the through hole 56 of the inner box 52, and the screw receiving portion 57 of the screw receiving portion 57 is provided inside the internal box 52.
8 is exposed to the extent that it can be seen, while the screw receiving portion 57
Most of the screwing portion 58 in is located in the space portion 53.

[0008]

However, in the above-described conventional refrigerator interior component mounting structure, most of the screwing portions 58 of the screw receiving portions 57 of the refrigerator interior component mounting member 54 are located in the space portion 53. Since it is in a state, space 5
3 has a problem that it requires a large space and it is difficult to reduce the thickness of the refrigerator. Further, in order to solve this problem, if the length of the screw receiving portion 57 of the internal component mounting member 54 is shortened, the dimension of the screwing portion 58 becomes short, and the reliability of screw tightening deteriorates.

Furthermore, when the vacuum heat insulating material 59 is used as the heat insulating material, the internal parts mounting member 5 is used in the manufacturing process or the like.
4 and the vacuum heat insulating material 59 tend to come into contact with each other. At this time, if the internal component mounting member 54 has a projection shape,
Alternatively, tighten the mounting screw 55 excessively to tighten the mounting screw 5.
When the tip of 5 touches the vacuum heat insulating material 59, the vacuum heat insulating material 59
Has a problem that it tends to be damaged. When the vacuum heat insulating material 59 is damaged, the vacuum degree of the vacuum heat insulating material 59 is lowered, and the heat insulating performance is deteriorated.

The present invention has been made in view of the above-mentioned problems of the prior art, and an object thereof is to mount a refrigerator internal component that can cope with a thinner refrigerator and prevent damage to a vacuum heat insulating material. To provide the structure.

[0011]

According to a first aspect of the present invention, there is provided a refrigerator internal part mounting structure, wherein an outer box, an inner box, and the outer box and the inner box are provided. The internal parts such as shelf stoppers, which are provided in a refrigerator having a vacuum heat insulating material filled in the space of, are attached to the internal parts attachment member provided on the space side of the inner box from the inside by using screws. In the refrigerator interior part mounting structure to be attached to the inner box by screwing, in the above-mentioned interior part mounting member, almost all of the screwed portions in the screw receiving portion pass through the through holes formed in the inner box. It is characterized in that it is formed so as to project inward.

According to a second aspect of the present invention, there is provided a refrigerator internal part mounting structure according to the first aspect of the present invention. The projecting portion to the portion is characterized in that the projecting portion of the screw receiving portion is formed in an arc shape.

According to a third aspect of the present invention, there is provided a refrigerator internal part mounting structure for solving the above-mentioned problems, in the refrigerator internal part mounting structure according to the first or second aspect. It is characterized in that the screw receiving portion overhanging portion of the overhanging portion of the mounting member to the space portion is formed thicker than the other overhanging portions.

According to a fourth aspect of the present invention, there is provided a refrigerator internal part mounting structure for solving the above-mentioned problems, in the refrigerator internal part mounting structure according to the first or second aspect. A feature is that a screw penetration preventing member such as a metal plate is internally provided in the screw receiving portion protruding portion of the protruding portion of the mounting member to the space portion.

[0015]

According to the structure of the first aspect of the present invention, in the internal component mounting member, almost all of the screwed portions of the screw receiving portion are formed to project into the internal chamber through the through holes formed in the inner box. , For example, when the internal parts such as shelf stoppers are screwed from the inside of the internal parts to the internal part attachment members provided on the space side of the internal box with the installation screws, the screw receiving part is screwed. The joint part is located inside the refrigerator. Therefore, it is possible to use the mounting screw of the same length as the conventional one, and
It is possible to secure the same reliability of screw tightening as before. Further, this makes it possible to reduce the protruding portion of the internal component mounting member to the space portion, and to reduce the space occupied by the internal component mounting member in the space portion. As a result, the refrigerator can be made thinner.

According to the second aspect of the present invention, since the screw receiving portion overhanging portion is formed in an arc shape in the overhanging portion to the space portion in the inside-room component mounting member, for example, the inside-room component Even when the mounting member is pressed and the in-compartment component mounting member comes into contact with the vacuum heat insulating material, it is possible to prevent the shock from being damped and the vacuum heat insulating material from being damaged.

According to the third aspect of the invention, the screw receiving portion overhanging portion of the overhanging portion of the internal component mounting member to the space is formed thicker than the other overhanging portions. Therefore, for example, if the mounting screws are tightened excessively, unless they are excessively tightened, or if the legs are not extremely long even if the mounting screws with long legs are misused, Immediate contact with the insulation can be prevented.
As a result, it is possible to prevent the vacuum heat insulating material from being damaged.

Further, according to the structure of claim 4, a screw penetration preventing member such as a metal plate is internally provided in the screw receiving portion projecting portion of the projecting portion to the space portion in the internal part mounting member. Therefore, even if the mounting screw is excessively tightened or the mounting screw having long legs is misused, the penetration of the mounting screw is suppressed by the metal plate, and the mounting screw directly contacts the vacuum heat insulating material. Can be avoided. As a result, it is possible to prevent the vacuum heat insulating material from being damaged.

[0019]

【Example】

[Embodiment 1] One embodiment of the present invention will be described with reference to FIGS.
The explanation is based on the following.

As shown in FIG. 2, the refrigerator 1 of this embodiment comprises an outer box 2 facing the outside and an inner box 3 facing the inside. Further, the refrigerator 1 can be divided into, for example, an upper freezing chamber 4, a middle refrigerating chamber 5, and a lower drawer type refrigerating chamber 6.

The middle refrigerating compartment 5 is provided with, for example, three shelves 7 on which refrigerating products such as foods are placed. As shown in FIG. 3, these shelves 7 are mounted on a shelf receiving portion 20 provided so as to project inside the inner box 3, so that the shelves 7 can be pulled out. ing.

On the front side of the shelf receiving portion 20, the shelf board 7 ...
A shelf stopper 8 is provided as an in-compartment component so as not to drop too much when pulled out.

The above-mentioned shelf stopper 8 has an L-shaped cross section at its upper and lower portions. When the shelf board 7 is pulled out, the shelf stopper 8 hits a rear edge of the shelf board 7 (not shown), The plate 7 is designed not to drop. Further, as shown in FIGS. 1 (a) and 1 (b), a screw seat plate portion 8c is hung between the upper L-shaped portion 8a and the lower L-shaped portion 8b of the shelf stopper 8, and this screw is used. Seat plate 8c
The screw portion of the screw 9 can be inserted into the through hole 8d formed in the. Therefore, the inner box 3 side of the shelf stopper 8 is a recess, so that the prismatic screw receiving portion 12 of the shelf stopper mounting member 10, which will be described later, can be loosely fitted.

On the other hand, a space 1 is provided between the inner box 3 and the outer box 2.
6 is formed, and in this space portion 16, a vacuum heat insulating material 17 is provided in contact with the inner surface of the outer box 2, and a foam heat insulating material 18 is provided on the inner box 3 side of the vacuum heat insulating material 17. ing. The vacuum heat insulating material 17 is vacuum packed by, for example, placing a filler such as silica in a bag and degassing. Therefore, if a protrusion comes into contact with this bag, the bag will be damaged and the degree of vacuum will decrease.
The heat insulation performance will be reduced.

The shelf stopper 8 is fixed between the foam heat insulating material 18 and the inner box 3.
A shelf stopper attachment member 10 is provided as an internal component attachment member.

The shelf stopper mounting member 10 is formed integrally with a flat plate-shaped inner box contact portion 11 and a prismatic screw receiving portion 12. The screw receiving portion 12 of the shelf stopper mounting member 10
Is inserted into the through-hole 13 formed in the inner box 3 from the back surface side of the inner box 3, while the screw receiving portion 12 is inserted into the inner box 3 so that the flat plate-shaped inner box contact portion 11 is inserted. Touches the back surface of the inner box 3. By applying an adhesive to the contact surfaces of the inner box 3 and the inner box contact portion 11, the shelf stopper mounting member 10 can be fixed to the inner box 3 more reliably. .

The prismatic screw receiving portion 12 is formed with a screwing portion 14 which is a screw hole at the shaft center of the pillar. The screwing portion 14 is a mounting screw that secures a predetermined length. It is the depth corresponding to the screw 9.

Further, the tip portion 15 as the screw receiving portion projecting portion which is the bottom portion of the screw receiving portion 12 of the shelf stopper mounting member 10 projects toward the space portion 16 side from the flat inner box contact portion 11. At the same time, the tip surface is formed in an arc shape. Further, the tip portion 15 is formed thicker than the flat plate-shaped inner box contact portion 11. In addition, the inner box contact portion 11 and the tip portion 15 are the space portion 16 of the shelf stopper attachment member 10.
It is located at, and serves as a projecting portion to the space portion 16.

In the refrigerator 1 having the above structure, a method of attaching the shelf stopper attaching member 10 and the shelf stopper 8 will be described below.

First, as shown in FIG. 1 (b), a vacuum heat insulating material 17 is attached to the inside of the outer box 2 by adhesion, and then the inner box 3 with the shelf stopper attaching member 10 attached thereto is inserted therein. To do. Then, for example, a two-liquid type urethane resin is injected into the space formed between the inner box 3 and the vacuum heat insulating material 17, and foamed to form the foam heat insulating material 18.

Thereafter, as shown in FIG. 3, the shelf receiving portion 20
The shelf board 7 is placed on the shelf board 7, the screw 9 is passed through the shelf board 7, and the screw receiving portion 1 of the shelf stopper mounting member 10 is inserted through the shelf stopper 8.
Screw to 2. As a result, when the shelf board 7 is pulled out, the rear edge (not shown) of the shelf board 7 hits the shelf stopper 8, so that the shelf board 7 cannot be pulled out any more, and the shelf board 7
Can be prevented from falling.

As described above, according to the internal component mounting structure of the refrigerator 1 of the present embodiment, in the shelf stopper mounting member 10, almost all of the screw-engaging portions 14 of the screw receiving portions 12 penetrate the inner box 3. Since it is formed so as to project to the inside of the cabinet through the hole 13, for example, the shelf stopper 8 is screwed from the inside of the cabinet to the shelf stopper attaching member 10 provided on the space portion 16 side of the inner box 3 with a screw 9. When mounting on the box 3, the screwing portion 14 of the screw receiving portion 12 comes to be positioned inside the refrigerator.
Therefore, the screw 9 having the same length as the conventional one can be used, and the same reliability of screw tightening as the conventional one can be secured. On the other hand, by this, the shelf stopper mounting member 10
It is possible to reduce the projecting portion of the rack stopper 16 to the space portion 16, and to reduce the space occupied by the shelf stopper mounting member 10 in the space portion 16. Therefore, the vacuum heat insulating material 17
Due to the existence of the above, even if the gap between the vacuum heat insulating material 17 and the inner box 3 is small, it is possible to provide the shelf stopper attaching member 10 while ensuring the reliability of tightening the screw 9. As a result, it is possible to make the refrigerator 1 thinner.

Further, since the tip portion 15 of the shelf stopper mounting member 10 which is a projecting portion to the space portion 16 is formed in an arc shape, there is no pointed portion, whereby, for example, in the manufacturing process, Even when the shelf stopper mounting member 10 is pressed and the shelf stopper mounting member 10 comes into contact with the vacuum heat insulating material 17 when the foam heat insulating material is not formed yet, the shock is relieved, so the vacuum heat insulating material 17 It is possible to prevent damage such as scratching.
As a result, it is possible to prevent the degree of vacuum of the vacuum heat insulating material 59 from decreasing and the heat insulating performance from decreasing.

Further, the tip end portion 15 of the protruding portion of the shelf stopper mounting member 10 to the space portion 16 has the inner box contact portion 1.
Since it is formed thicker than 1, for example, unless the screws 9 are excessively tightened unless they are excessively tightened, or
Even if the screw 9 having long legs is misused, it is possible to prevent the screw 9 from penetrating the tip 15 and coming into direct contact with the vacuum heat insulating material 17 unless the length of the leg is extremely long. As a result, the vacuum heat insulating material 17 can be prevented from being damaged.

[Embodiment 2] Another embodiment of the present invention will be described below with reference to FIG. For convenience of explanation, members having the same functions as the members shown in the drawings of the first embodiment will be designated by the same reference numerals, and the description thereof will be omitted.

As shown in FIGS. 4 (a) and 4 (b), the structure for mounting the internal parts of the refrigerator 1 of the present embodiment is such that the screw receiving portion projecting portion of the prismatic screw receiving portion 31 of the shelf stopper attaching member 30 is provided. The tip portion 32 as is formed thickly,
The metal plate 3 as a screw penetration preventing member is attached to the tip portion 32.
3 is installed internally.

Therefore, even if the screw 9 is excessively tightened or the screw 9 having long legs is misused, the screw 9
It is possible to prevent the screw 9 from being directly penetrated by the metal plate 33 to directly contact the screw 9 with the vacuum heat insulating material 17. As a result, the vacuum heat insulating material 17 can be prevented from being damaged.

In this embodiment, the metal plate 33 is used as the screw penetration preventing member, but not limited to this, it is possible to use a hard member such as hard plastic or ceramic. .

[0039]

As described above, in the refrigerator internal part mounting structure according to the first aspect of the present invention, in the internal part mounting member, almost all of the screwed portions of the screw receiving portion are formed in the inner box. This is a configuration in which it is formed so as to project to the inside of the refrigerator through the through hole.

As a result, the screwing portion of the screw receiving portion of the internal component mounting member is located inside the refrigerator, so that the mounting screw having the same length as the conventional one can be used and the same as the conventional one. The reliability of screw tightening can be secured. Therefore, the projecting portion of the internal component mounting member to the space can be reduced, and the space occupied by the internal component mounting member in the space can be reduced. As a result, the refrigerator can be made thinner.

As described above, the refrigerator internal part mounting structure according to the second aspect of the present invention is the refrigerator internal part mounting structure according to claim 1, wherein the internal part mounting member has a protrusion to the space. Is a configuration in which the screw receiving portion projecting portion is formed in an arc shape.

As a result, in addition to the effects of the first aspect of the present invention, even when the internal component mounting member is pressed and the internal component mounting member comes into contact with the vacuum heat insulating material, the shock is alleviated. It is possible to prevent the vacuum heat insulating material from being damaged.

According to the third aspect of the present invention, there is provided a refrigerator interior part mounting structure as described above, wherein the refrigerator interior part mounting structure according to the first or second aspect is provided with a space in the interior part mounting member. The screw receiving portion projecting portion of the projecting portion is thicker than the other projecting portions.

As a result, in addition to the effect of the invention of claim 1 or 2, even if the mounting screws are excessively tightened, unless they are excessively tightened, or the mounting screws having long legs are misused. However, unless the length of the foot is extremely long, it is possible to prevent the mounting screw from coming into direct contact with the vacuum heat insulating material. As a result, it is possible to prevent the vacuum heat insulating material from being damaged.

As described above, the refrigerator internal part mounting structure according to the fourth aspect of the present invention is characterized in that, in the refrigerator internal part mounting structure according to claim 1 or 2, the refrigerator internal part mounting member has a space. A screw penetration preventing member is internally provided in the protruding portion of the screw receiving portion of the protruding portion.

As a result, in addition to the effect of the invention of claim 1 or claim 2, even if the mounting screw is excessively tightened or the mounting screw having long legs is misused, the penetration of the mounting screw is the screw penetration. Since it is restrained by the prevention member, it is possible to avoid the mounting screw from directly contacting the vacuum heat insulating material.

As a result, it is possible to prevent the vacuum heat insulating material from being damaged.

[Brief description of drawings]

FIG. 1 is a view showing a structure for mounting internal parts of a refrigerator according to an embodiment of the present invention, in which (a) is a cross-sectional view showing a state after a shelf stopper is mounted on a shelf stopper mounting member, (b).
FIG. 6 is a cross-sectional view showing a state before the shelf stopper is attached to the shelf stopper attachment member.

FIG. 2 is a perspective view showing the overall structure of the refrigerator.

FIG. 3 is an explanatory view showing a method of attaching the above shelf stopper to a shelf stopper attaching member.

FIG. 4 is a view showing a structure for attaching internal parts of a refrigerator according to another embodiment of the present invention, in which (a) is a cross-sectional view showing a state after the shelf stopper is attached to the shelf stopper attaching member;
(B) is sectional drawing which shows the state before attaching a shelf stopper to a shelf stopper attachment member.

FIG. 5 is a view showing a conventional refrigerator interior part mounting structure, in which (a) is a cross-sectional view showing a state after the shelf stopper is mounted on the shelf stopper mounting member, and (b) is a shelf stopper. It is sectional drawing which shows the state before attaching to an attachment member.

[Explanation of symbols]

 1 Refrigerator 2 Outer Box 3 Inner Box 7 Shelf Board 8 Shelf Stopper (Internal Parts) 9 Screw (Installing Screw) 10 Shelf Stopper Attaching Member (Internal Component Attaching Member) 11 Inner Box Abutting Part (Overhanging Part) 12 Screw Receiving part 13 Through hole 14 Threaded part 15 Tip part (screw receiving part overhang part) 16 Space part 17 Vacuum heat insulating material 18 Foam heat insulating material 33 Metal plate (screw penetration preventing member)

Claims (4)

[Claims] Claim: What is claimed is: 1. An internal box provided in a refrigerator having an outer box, an inner box, and a vacuum heat insulating material filled in a space between the outer box and the inner box. In the refrigerator interior part attachment structure to be attached to the inner box by screwing the interior part attachment member provided in the inside with the attachment screw, the above-mentioned interior part attachment member is screwed in the screw receiving portion. Almost all of the parts are formed so as to project to the inside of the refrigerator through through holes formed in the inner box. 2. An internal box provided in a refrigerator having an outer box, an inner box, and a vacuum heat insulating material filled in a space between the outer box and the inner box, wherein In the refrigerator interior part attachment structure to be attached to the inner box by screwing the interior part attachment member provided in the inside with the attachment screw, the above-mentioned interior part attachment member is screwed in the screw receiving portion. Almost all of the parts are formed so as to project to the inside of the compartment through the through holes formed in the inner box, while the overhanging part of the above-mentioned interior part mounting member to the space part is
A refrigerator interior component mounting structure, wherein the screw receiving portion projecting portion is formed in an arc shape. 3. The screw receiving part projecting part of the projecting part to the space part of the internal part mounting member is formed to be thicker than the other projecting parts. 1 or claim 2
Structure for mounting internal parts of the refrigerator. 4. A screw penetration preventing member is internally provided in the screw receiving portion projecting portion of the projecting portion to the space portion in the above-mentioned internal component mounting member. Item 2. A structure for mounting internal parts of a refrigerator according to Item 2.