WO2021100174A1

WO2021100174A1 - Refrigerator

Info

Publication number: WO2021100174A1
Application number: PCT/JP2019/045635
Authority: WO
Inventors: 直登大石; 天広狩野
Original assignee: 三菱電機株式会社
Priority date: 2019-11-21
Filing date: 2019-11-21
Publication date: 2021-05-27
Also published as: JPWO2021100174A1; JP7183448B2

Abstract

A refrigerator, having: a partition body, which, when a first door and a second door for opening/closing an opening of a storage compartment are being closed, rotates, comes into intimate contact with a door gasket, and shuts off the storage compartment; and a guide part attached to an inner box with a fixation member interposed therebetween, the guide part engaging with the partition body and rotationally driving the partition body when the first door or the second door is being closed, wherein the refrigerator is provided with a fixation sheet metal that is positioned between the inner box and an outer box and that attaches the guide part to the inner box, the fixation sheet metal is formed in a bent manner so that two surfaces thereof face each other, one of the surfaces, which is in contact with the inner box, has formed therein a fixation hole through which the fixation member penetrates, and the other surface, which is positioned between the inner box and the outer box and which faces the fixation hole, has formed thereon a convex surface covering the tip section of the fixation member. It is thereby possible to prevent contact between a vacuum heat insulation material and the tip section of a fixation screw without reducing the storage capacity.

Description

refrigerator

The present invention relates to a refrigerator provided with a partition that seals a storage chamber.

In recent years, in refrigerators, those using a vacuum heat insulating material as a heat insulating material have become widespread from the viewpoint of improving energy efficiency. In this case, the vacuum heat insulating material is fixed to one of the outer box and the inner box constituting the heat insulating box body, and the space portion formed between the vacuum heat insulating material and the inner box or the outer box, and the vacuum heat insulating material. The foam heat insulating material is filled in the space other than the material provided.

Further, as a refrigerator, a double-door refrigerator having a refrigerator compartment left door and a refrigerator compartment right door that open and close the opening is generally known as a refrigerator (see, for example, Patent Document 1). In this type of refrigerator, when the left door of the refrigerator compartment and the right door of the refrigerator compartment are closed, a partition body that adheres to the door gasket to seal the storage chamber is provided in the left door of the refrigerator compartment or the right door of the refrigerator compartment. There is. In this case, a groove is formed in the upper part of the partition body, and a guide portion having a protrusion corresponding to the groove is provided in the inner box of the refrigerator. In this case, the guide portion is fixed to the inner box by a screw fixing component provided between the inner box and the outer box and a guide fixing screw. Then, when the left door of the refrigerating room or the right door of the refrigerating room is closed, the protrusion of the guide portion engages with the groove of the partition body, and as the left door of the refrigerating room or the right door of the refrigerating room is closed, the partition body is closed. The partition body is rotationally driven by sliding the protrusion of the guide portion along the groove.

Japanese Unexamined Patent Publication No. 2013-83410

By the way, in a refrigerator using a vacuum heat insulating material, parts attached to an inner box such as a shelf rail or a guide portion are fixed to a sheet metal for fixing screws by screws, so that the tips of the screws are connected to the inner box and the outer box. Protruding into the foam insulation between.

Here, the surface of the vacuum heat insulating material provided between the inner box and the outer box is covered with a non-breathable exterior material. However, when the edge of a hard part (for example, the tip of a screw) hits the exterior material of the vacuum heat insulating material, there is a risk that a hole may be opened.

Then, when a hole is opened, air or foam gas or the like enters the inside of the vacuum heat insulating material, and there is a problem that the heat insulating performance of the vacuum heat insulating material is extremely deteriorated. Therefore, in a refrigerator using the vacuum heat insulating material, it is necessary to take measures such as setting the dimensions so that the edges of hard parts such as the screw tips do not touch the exterior material of the vacuum heat insulating material.

For example, in order to offset the position of the screw tip so that the screw tip does not come into contact with the vacuum heat insulating material, the component mounting part is arranged on the storage chamber side of the refrigerator. However, this time, there is a problem that the storage capacity in the storage chamber is reduced because the component mounting portion has a shape that protrudes toward the storage chamber side by the amount that the position of the screw tip portion is offset toward the storage chamber side. ..

The present invention has been made to solve the above-mentioned problems, and an object of the present invention is to provide a refrigerator capable of avoiding contact between the fixing screw tip and the vacuum heat insulating material without reducing the storage capacity. To do.

The refrigerator according to the present invention is formed between an outer box constituting an outer box, an inner box arranged inside the outer box and forming a storage chamber having an open front surface, and the outer box and the inner box. A vacuum heat insulating material arranged in the space, a first door and a second door for opening and closing the opening of the storage chamber, and the first door and the second door provided along the opening of the storage chamber. When the second door is closed, a door gasket that is interposed between the opening and the first door and the second door to seal the storage chamber and rotates to the first door or the second door. It is freely provided and is attached to the inner box via a partition that rotates when closing the first door and the second door and closes the storage chamber in close contact with the door gasket, and a fixing member. A refrigerator having a guide portion that engages with the partition body to rotate the partition body when the first door or the second door is closed, the inner box and the outer box. A fixing sheet metal arranged between the guide portions for attaching the guide portion to the inner box is provided, and the fixing sheet metal is formed by bending two surfaces so as to face each other, and one surface in contact with the inner box. A fixing hole through which the fixing member is passed is formed therein, and a convex surface that is located between the inner box and the outer box and that covers the tip end portion of the fixing member on the other surface facing the fixing hole. Is formed.

According to the refrigerator according to the present invention, since the fixing sheet metal for attaching the guide portion is arranged in the space between the outer box and the inner box, the storage capacity of the storage chamber is not reduced. Thus, according to the refrigerator of the present invention, contact between the fixing screw tip and the vacuum heat insulating material can be avoided without reducing the storage capacity.

It is a front view which shows the refrigerator which concerns on Embodiment 1. FIG. FIG. 3 is a front view showing a state in which the refrigerator door of the refrigerator of FIG. 1 is open. It is the schematic which shows the guide part in the refrigerator of FIG. 1 seen from the front. It is the schematic which shows the guide part of FIG. 3 seen from the bottom. It is sectional drawing which shows the AA cross section in the guide part of FIG. It is a perspective view which shows the fixing sheet metal of FIG. It is a perspective view which shows the fixing sheet metal of FIG. 6 seen from the other side. It is a front view which shows the fixing sheet metal of FIG. It is sectional drawing which shows the BB cross section in the guide part of FIG.

Hereinafter, embodiments of the present invention will be described with reference to the drawings. It should be noted that the forms of the components shown in the entire specification are merely examples and are not limited to these descriptions. That is, the present invention can be appropriately modified as long as it does not contradict the gist or idea of the invention that can be read from the claims and the entire specification. Further, a refrigerator accompanied by such a change is also included in the technical idea of the present invention. Further, in each figure, those having the same reference numerals are the same or equivalent thereof, which are common in the whole text of the specification. Further, in the following description, the upper side in the figure will be referred to as "upper side" and the lower side will be referred to as "lower side". Further, for ease of understanding, directional terms (eg, "right", "left", "front", "rear", etc.) are used as appropriate, but these terms are for illustration purposes only. Does not limit the invention according to the present application. Further, when the refrigerator is viewed from the front side, the vertical direction is the height direction, and the horizontal direction is the width direction. The size and positional relationship of each component in the drawing may differ from the actual size.

Embodiment 1.
<Structure of refrigerator 100>
The refrigerator 100 according to the first embodiment will be described with reference to FIGS. 1 and 2. FIG. 1 is a front view showing the refrigerator 100 according to the first embodiment. FIG. 2 is a front view showing a state in which the

refrigerator compartment doors

3 and 4 in the refrigerator 100 of FIG. 1 are opened.

As shown in FIGS. 1 and 2, the refrigerator 100 includes a housing 1 and has a refrigerating chamber 2 which is one of storage chambers having an open front surface at the uppermost portion. On the front side of the refrigerating chamber 2, refrigerating

chamber doors

3 and 4 for opening and closing the opening are provided. These refrigerating

room doors

3 and 4 are composed of two left and right double doors, a refrigerating room left door 3 and a second door, a refrigerating room right door 4. The refrigerator compartment left door 3 and the refrigerator compartment right door 4 are attached to the front side of the refrigerator compartment 2 in the housing 1 so as to be openable and closable via hinges 5 provided at the upper portions thereof.

Further, below the right side of the refrigerating room 2, a switching room 6 which is one of the storage rooms is provided. An ice making chamber 7, which is one of the storage chambers, is provided below the left side of the refrigerating chamber 2. Below the switching chamber 6 and the ice making chamber 7, a freezing chamber 8 which is one of the storage chambers is provided. Below the freezing chamber 8, a vegetable compartment 9 which is one of the storage chambers is provided. The doors of the switching chamber 6, the ice making chamber 7, the freezing chamber 8 and the vegetable compartment 9 are all composed of pull-out doors. Further, a partition body 10 for sealing the refrigerating chamber 2 is provided at the boundary between the refrigerating chamber left door 3 and the refrigerating chamber right door 4 facing each other when closed.

In the case of the first embodiment, the refrigerator 100 includes an outer box 11 made of a metal such as an iron plate and forming an outer shell. Further, the refrigerator 100 is made of a synthetic resin such as ABS (acrylonitrile-butadiene-styrene plastic) and is arranged inside the outer box 11. Refrigerator room 2, switching room 6, ice making room 7, freezing room 8 and vegetable room 9 It is provided with an inner box 12 that forms a storage chamber for the like. In the refrigerator 100, the housing 1 is composed of the outer box 11 and the inner box 12.

Further, an internal space is formed between the outer box 11 and the inner box 12. A vacuum heat insulating material 17 is arranged in the internal space between the outer box 11 and the inner box 12 on the top surface, the back surface and the bottom surface of the refrigerator 100, and the foam heat insulating material 18 such as a hard urethane foam heat insulating material is provided in the surrounding gap. Is filled (see FIG. 5 or FIG. 9 described later).

In the first embodiment, the case where the refrigerator 100 is provided with a storage room 2, a switching room 6, an ice making room 7, a freezing room 8, and a vegetable room 9 is shown as an example, but the refrigerator 100 The composition of is not limited to this. For example, the refrigerator 100 may not have the switching chamber 6, the ice making chamber 7, or both. Further, in the first embodiment, when each storage chamber is composed of a freezing chamber, it is also referred to as a refrigerator.

Further, as shown in FIG. 2, the refrigerating room left door 3 and the refrigerating room right door 4 are provided with a door gasket 13 so as to surround the outer periphery of the inner surface thereof. As described above, the refrigerating room left door 3 and the refrigerating room right door 4 are provided with door gaskets 13, respectively, so that the airtightness when the opening of the refrigerating room 2 is closed can be ensured.

In the case of the first embodiment, as shown in FIG. 2, the partition body 10 rotates about the vertical direction at the boundary with the right door 4 of the refrigerating room facing when the left door 3 of the refrigerating room is closed. It is arranged freely. A partition body groove 10a is formed in the upper part of the partition body 10. Further, a guide portion 14 is provided above the opening of the refrigerating chamber 2. Although the details will be described later, the guide portion 14 includes a guide protrusion 14a corresponding to the partition body groove 10a of the partition body 10. When the left door 3 of the refrigerator compartment is closed, the partition body groove 10a engages with the guide protrusion 14a of the guide portion 14, so that the partition body 10 is rotationally driven by the guide protrusion 14a. Therefore, when the refrigerating chamber left door 3 and the refrigerating chamber right door 4 are closed, the partition body 10 is refrigerated by the partition body groove 10a engaging with the guide protrusion 14a of the guide portion 14 and being rotationally driven. The refrigerating room 2 is sealed in close contact with the door gasket 13 fixed to the room left door 3 and the refrigerating room right door 4. Although the case where the partition body 10 is provided in the refrigerating room left door 3 will be described here, the partition body 10 may be similarly provided in the refrigerating room right door 4.

<Structure and mounting structure of guide unit 14>
Next, the configuration of the guide portion 14 and the mounting structure thereof in the first embodiment will be described with reference to FIGS. 3 to 9. FIG. 3 is a schematic view showing the guide portion 14 in the refrigerator 100 of FIG. 1 as viewed from the front. FIG. 4 is a schematic view showing the guide portion 14 of FIG. 3 as viewed from below. FIG. 5 is a cross-sectional view showing a cross section taken along the line AA in the guide portion 14 of FIG. FIG. 6 is a perspective view showing the fixing sheet metal 16 of FIG. FIG. 7 is a perspective view showing the fixing sheet metal 16 of FIG. 6 as viewed from the other side. FIG. 8 is a front view showing the fixing sheet metal 16 of FIG. FIG. 9 is a cross-sectional view showing a BB cross section of the guide portion 14 of FIG.

As shown in FIGS. 3 and 4, the guide portion 14 is fixed to the inner box 12 by a guide fixing screw 15 as a fixing member. The guide portion 14 is provided in the opening of the inner box 12 forming the upper inner wall of the refrigerating chamber 2, and drives the partition body 10 to rotate. Further, the guide portion 14 includes a guide protrusion 14a that rotates the partition body 10 by engaging with the partition body groove 10a as a guide groove of the partition body 10 when the refrigerating chamber left door 3 is closed. ..

The guide protrusion 14a is formed so as to project downward from the guide portion 14 attached to the opening of the inner box 12 forming the upper inner wall of the refrigerating chamber 2. Further, the guide portion 14 includes a hanging portion 14b and a hanging portion 14b that are divided into left and right sides on the front side of the opening of the inner box 12 and cover the front of the guide portion 14. These pair of hanging portions 14b guard the front side of the guide portion 14. When viewed from the front side, a guide protrusion 14a is arranged between the pair of hanging portions 14b. At this time, the guide protrusion 14a is arranged so that the end on the left door 3 side of the refrigerating chamber is located on the front side of the guide portion 14 and the end on the right door 4 side of the refrigerating chamber is located on the rear side of the guide portion 14. , It is arranged so as to retreat from the refrigerating room left door 3 side toward the refrigerating room right door 4 side. Then, when the left door 3 of the refrigerator compartment is closed, the partition body groove 10a of the partition body 10 engages with the guide protrusion 14a and slides along the guide protrusion 14a to rotate the partition body 10. It has become like.

In the first embodiment, the guide portion 14 is attached to the center of the opening of the upper inner wall of the refrigerating chamber 2, but the arrangement of the guide portion 14 is not limited to this, for example. , It may be arranged on either the upper or lower inner wall of the opening of the refrigerator compartment 2.

Further, when the widths of the refrigerating room left door 3 and the refrigerating room right door 4 are different, the position of the partition body 10 when the refrigerating room left door 3 and the refrigerating room right door 4 are closed is the inner box 12. It is to the left or right from the center with respect to the opening of. In such a case, when the refrigerating chamber left door 3 is closed, the guide portion 14 is moved to the left or right from the center with respect to the opening so that the guide protrusion 14a of the guide portion 14 and the partition body groove 10a come into contact with each other. Attached to. Further, in the first embodiment, as shown in FIG. 1, the case where the partition body 10 is attached to the left door 3 of the refrigerating room has been described, but the arrangement of the partition body 10 is not limited to this, and the refrigerator is refrigerated. It may be arranged in the room right door 4.

As shown in FIG. 5, the guide portion 14 is attached to the inner box 12 via a fixing sheet metal 16 arranged between the outer box 11 and the inner box 12. As shown in FIGS. 6 to 8, the fixing sheet metal 16 is formed by bending two surfaces, that is, one surface 161 and the other surface 162 so as to face each other. In other words, the fixing sheet metal 16 is formed by bending in a U shape so that one surface 161 and the other surface 162 face each other.

As shown in FIGS. 5 and 7, the fixing sheet metal 16 has a fixing hole 16a formed on one surface 161 in contact with the inner box 12 through which the guide fixing screw 15 penetrates. Further, as shown in FIGS. 5, 6 and 8, the fixing sheet metal 16 is located between the inner box 12 and the outer box 11, and is guided and fixed to the other surface 162 facing the fixing hole 16a. A convex surface 16b is formed so as to cover the tip end portion of the screw 15. In the case of the first embodiment, a pair of fixing holes 16a and a pair of convex surfaces 16b are provided. Further, the convex surface 16b does not have a sharp protruding shape, but the protruding surface has a flat shape. Further, in the fixing sheet metal 16, the convex surface 16b is formed in a range wider than the size of the fixing hole 16a including the region facing the fixing hole 16a.

As shown in FIG. 5, the inner box 12 is formed with a screw through hole 12a through which the guide fixing screw 15 for fixing the guide portion 14 is passed. The guide fixing screw 15 penetrates the screw through hole 12a. The guide fixing screw 15 penetrates the screw through hole 12a of the inner box 12 and is screwed into the fixing hole 16a of the fixing sheet metal 16 to fix the guide portion 14 to the inner box 12. The convex surface 16b is located on an extension line in the traveling direction of the guide fixing screw 15 when the guide fixing screw 15 is screwed into the fixing hole 16a with respect to the fixing hole 16a of the fixing sheet metal 16.

Further, the fixing sheet metal 16 is temporarily fixed to the inner box 12 by the rivet 20 as shown in FIG. 9, for example. In this case, as shown in FIGS. 7 to 9, on one surface 161 of the fixing sheet metal 16, a rivet 20 for temporarily fixing the fixing sheet metal 16 to the inner box 12 is passed between the pair of convex surfaces 16b. A fixing hole 16c, which is a temporary fixing hole, is formed. A rivet 20 for temporarily fixing the fixing sheet metal 16 to the inner box 12 is attached to the fixing hole 16c. Further, as shown in FIGS. 6, 8 and 9, on the other surface 162, a long hole 16d as an opening for visually confirming the mounting state of the rivet 20 at a position facing the fixing hole 16c. Is formed. The elongated hole 16d has an elongated hole shape that is horizontal to the other surface 162 and extends in a direction orthogonal to the width direction.

As shown in FIG. 9, the inner box 12 is formed with a rivet through hole 12b through which the temporary fixing rivet 20 of the fixing sheet metal 16 is penetrated. The rivet 20 penetrates the rivet through hole 12b. The rivet 20 penetrates the rivet through hole 12b of the inner box 12 and is fitted into the fixing hole 16c of the fixing sheet metal 16 to temporarily fix the fixing sheet metal 16 to the inner box 12. The elongated hole 16d is located on an extension line in the traveling direction of the rivet 20 when the rivet 20 is fitted into the fixing hole 16c with respect to the fixing hole 16c of the fixing sheet metal 16.

The guide portion 14 is fixed to the inner box 12 by the guide fixing screw 15 using the fixing sheet metal 16. In this case, the vacuum heat insulating material 17 provided between the outer box 11 and the inner box 12 is arranged so as to be in contact with at least one of the pair of convex surfaces 16b. At this time, since the convex surface 16b does not have a sharp protruding shape and the protruding surface has a flat shape, the vacuum heat insulating material 17 is not damaged even if it comes into contact with the vacuum heat insulating material 17. Further, by providing the convex surface 16b on the fixing sheet metal 16, the vacuum heat insulating material 17 is prevented from touching the edge portion 163 of the fixing sheet metal 16, and the fixing sheet metal 16 is prevented from damaging the vacuum heat insulating material 17. can do.

Further, in the space between the outer box 11 and the inner box 12, the surrounding space gaps other than the vacuum heat insulating material 17 are filled with the foam heat insulating material 18 such as the hard urethane foam heat insulating material. ..

Here, the mounting structure of the guide portion 14 will be described with reference to FIGS. 5 and 9. The vacuum heat insulating material 17 is attached to either the outer box 11 or the inner box 12. In the case of the first embodiment, the vacuum heat insulating material 17 is attached to the outer box 11. Further, the fixing sheet metal 16 is arranged on the side of the inner box 12 to be filled with the foamed heat insulating material 18 facing the outer box 11, and the fixing sheet metal 16 is temporarily fixed by the rivet 20 from the refrigerating chamber 2 side. At this time, when the rivet 20 is passed through the fixing hole 16c of the fixing sheet metal 16 and the rivet through hole 12b of the inner box 12, the fixing sheet metal 16 is formed with a long hole 16d for easy fixing. The positions of the holes 16c and the rivet through holes 12b of the inner box 12 can be aligned. Therefore, the fixing sheet metal 16 can be easily temporarily fixed to the inner box 12 by the rivet 20.

After the fixing sheet metal 16 is temporarily fixed to the inner box 12 by the rivet 20, the space between the outer box 11 and the inner box 12 is filled with the foam heat insulating material 18. As a result, the arrangement position of the fixing sheet metal 16 is surely fixed. At this time, the fixing sheet metal 16 is formed with a long hole 16d for visual inspection of the rivet 20. As a result, the foamed heat insulating material 18 can be easily filled between one surface 161 and the other surface 162 of the fixing sheet metal 16, and the foamed heat insulating material 18 can be reliably filled even inside the U-shape of the fixing sheet metal 16. Can be filled. As the foamed heat insulating material 18 wraps around inside and outside the U-shape in this way, the fixing sheet metal 16 is covered with the foamed heat insulating material 18, so that the vertical and horizontal directions are fixed. After that, the guide portion 14 is fixed to the inner box 12 by the guide fixing screw 15 via the fixing sheet metal 16.

<Effect in Embodiment 1>
As described above, in the refrigerator 100 of the first embodiment, the fixing sheet metal 16 for attaching the guide portion 14 is arranged in the space between the outer box 11 and the inner box 12, so that the refrigerator compartment 2 Does not reduce the storage capacity of the. At this time, the vacuum heat insulating material 17 is arranged in addition to the foam heat insulating material 18 in the space between the outer box 11 and the inner box 12. The fixing sheet metal 16 has a U-shape, and a pair of fixing holes 16a are formed on one surface 161 in contact with the inner box 12, and a pair of convex surfaces 16b are formed at positions facing the fixing holes 16a on the other surface 162. Is formed. In the fixing sheet metal 16, since the tip of the guide fixing screw 15 can be covered with the convex surface 16b, the guide fixing screw 15 does not come into contact with the vacuum heat insulating material 17, and thus the exterior material of the vacuum heat insulating material 17. Can be prevented from being hurt. That is, it is possible to prevent the guide fixing screw 15 from coming into contact with the vacuum heat insulating material 17 and causing the vacuum heat insulating material 17 to break and become a defective product. Further, by providing the fixing sheet metal 16 with a convex surface 16b having a flat protruding surface instead of a sharp protruding shape, the vacuum heat insulating material 17 is not damaged even if it comes into contact with the vacuum heat insulating material 17. In particular, by providing the convex surface 16b whose protruding surface is flat, the vacuum heat insulating material 17 is prevented from touching the edge portion 163 of the fixing sheet metal 16, and the vacuum heat insulating material 17 is damaged by the fixing sheet metal 16. It can be suppressed. Thus, according to the refrigerator 100 of the first embodiment, the contact between the tip of the guide fixing screw 15 and the vacuum heat insulating material 17 can be avoided without reducing the storage capacity.

Here, conventionally, a reinforcing plate for fixing the screw to the inner box and an adhesive for fixing the reinforcing plate are used, and the tip of the screw and the vacuum heat insulating material are used to protect the vacuum heat insulating material. Measures such as providing a soft sheet between the material and the material were devised. However, in this case, there is a problem that the number of parts increases due to additional parts such as a soft sheet in addition to the reinforcing plate, and the man-hours during the assembly work also increase.

On the other hand, in the refrigerator 100 of the first embodiment, the adhesive for fixing the reinforcing plate and the soft sheet for protecting the vacuum heat insulating material 17 as in the conventional case are not required, so that the number of parts and the number of parts are increased. The assembly work man-hours do not increase.

Further, in the refrigerator 100 of the first embodiment, the fixing sheet metal 16 is formed in a range in which the convex surface 16b is wider than the size of the fixing hole 16a including the region facing the fixing hole 16a. Further, according to the refrigerator 100, in the fixing sheet metal 16, the convex surface 16b is arranged at a position on the extension line of the fixing hole 16a. With such a configuration, even when the guide fixing screw 15 is screwed in at an angle, the guide fixing screw 15 fits within the convex surface 16b, and the tip of the guide fixing screw 15 is reliably formed on the convex surface 16b. Be covered. Therefore, it is possible to prevent the tip of the guide fixing screw 15 from damaging the exterior material of the vacuum heat insulating material 17.

Further, according to this refrigerator 100, a long hole 16d for visual confirmation of the rivet 20 is formed on the opposite portion on the extension of the fixing hole 16c for the rivet 20 of the fixing sheet metal 16. As a result, when the fixing sheet metal 16 is temporarily fixed to the inner box 12 by the rivet 20, the position of the fixing hole 16c of the fixing sheet metal 16 can be visually confirmed, so that the assembling work becomes easy.

Further, by forming a long hole 16d for visual confirmation of the rivet 20 between the pair of convex surfaces 16b of the fixing sheet metal 16, the space between the outer box 11 and the inner box 12 is filled with the foamed heat insulating material 18. In this case, the foamed heat insulating material 18 can be easily filled. Therefore, since the foamed heat insulating material 18 is completely injected into the U-shaped gap of the fixing sheet metal 16, it is possible to prevent the fixing sheet metal 16 from moving.

1 housing, 2 refrigerating room, 3 refrigerating room left door, 4 refrigerating room right door, 5 hinges, 6 switching room, 7 ice making room, 8 freezer room, 9 vegetable room, 10 partition body, 10a partition body groove, 11 outside Box, 12 inner box, 12a screw through hole, 12b rivet through hole, 13 door gasket, 14 guide part, 14a guide protrusion, 14b hanging, 15 guide fixing screw, 16 fixing sheet metal, 16a fixing hole, 16b convex surface , 16c fixing hole, 16d slotted hole, 161 one side, 162 other side, 163 end, 17 vacuum insulation, 18 foam insulation, 20 rivets, 100 refrigerator.

Claims

The outer box that makes up the outer shell and
An inner box that is arranged inside the outer box and forms a storage chamber with an open front surface,
The vacuum heat insulating material arranged in the space formed between the outer box and the inner box,
A first door and a second door that open and close the opening of the storage chamber,
It is provided along the opening of the storage chamber, and when the first door and the second door are closed, the storage is interposed between the opening and the first door and the second door. A door gasket that seals the room and
A partition body rotatably provided on the first door or the second door, which rotates when the first door and the second door are closed and is in close contact with the door gasket to close the storage chamber. ,
A refrigerator having a guide portion that is attached to the inner box via a fixing member and that engages with the partition body to rotationally drive the partition body when the first door or the second door is closed. hand,
It is arranged between the inner box and the outer box, and is provided with a fixing sheet metal for attaching the guide portion to the inner box.
The fixing sheet metal is
Formed by bending so that the two faces face each other
A fixing hole for passing the fixing member is formed on one surface in contact with the inner box.
A refrigerator, which is located between the inner box and the outer box, and has a convex surface formed on the other surface facing the fixing hole to cover the tip end portion of the fixing member.
The fixing sheet metal is
The refrigerator according to claim 1, wherein the convex surface is arranged at a position overlapping the fixing hole on an extension line through which the fixing member is passed through the fixing hole when the refrigerator is attached to the inner box.
The fixing sheet metal is
The refrigerator according to claim 1 or 2, wherein the convex surface is formed in a range wider than the size of the fixing hole including a region facing the fixing hole.
Further provided with rivets for temporarily fixing the fixing sheet metal to the inner box,
The fixing sheet metal is
A temporary fixing hole for passing the rivet is formed on one of the surfaces.
The refrigerator according to any one of claims 1 to 3, wherein an opening corresponding to a tip end portion of the rivet is formed on the other surface.
The fixing sheet metal is
Any one of claims 1 to 4, wherein the opening is arranged at a position overlapping the temporary fixing hole on the extension line through which the rivet is passed through the temporary fixing hole when temporarily fixing to the inner box. Refrigerator as described in the section.
The fixing sheet metal is
The refrigerator according to claim 4 or 5, wherein the opening has an elongated hole shape that is horizontal to the other surface and extends in a direction orthogonal to the width direction.
The fixing sheet metal is
The fixing hole and the convex surface are formed according to the number of the fixing members.
The refrigerator according to any one of claims 1 to 6, wherein the temporary fixing hole and the opening are arranged between the adjacent fixing holes and the adjacent convex surfaces.
The guide portion has a guide protrusion that engages with the partition body to rotationally drive the partition body when the first door or the second door is closed.
The refrigerator according to any one of claims 1 to 7, wherein the partition body is formed with a guide groove that engages with the guide protrusion.