JP2016053472A5

JP2016053472A5 -

Info

Publication number: JP2016053472A5
Application number: JP2015237994A
Authority: JP
Filing date: 2015-12-04
Publication date: 2016-06-16
Anticipated expiration: 2034-06-05

Description

本発明の冷蔵庫の一態様は、背面壁、側壁を有し、前面が開口した貯蔵室を有する冷蔵庫であって、
前記側壁の内面を形成する内箱と前記背面壁の内面を形成する内箱とのコーナー部に形成され前記背面壁の内面よりも前面側に突出するように設けられた凸部と、
前記背面壁の内面を形成する内箱と前記背面壁の外面を形成する外箱との間に設けられ、前記凸部と幅方向に一部が重なるように配置された平板状の真空断熱材と、
前記凸部に充填もしくは封入されており、前記内箱と前記真空断熱材とを接着、固着、もしくは固定している第１の介在部材と、
前記真空断熱材と前記外箱とを接着、固着、もしくは固定している、発泡断熱材とは異なる第２の介在部材と、
前記背面壁に設けられ、前記第１の介在部材の原液が注入された注入口と、
を備え、
前記注入口の幅方向内側端部は前記凸部の設けられている範囲に設けられ、
前記真空断熱材は前記注入口の少なくとも一部を塞がないように配置されており、前記凸部において前記内箱、前記外箱と一体に形成されているものである。
本発明の冷蔵庫の他の態様は、背面壁、側壁を有し、前面が開口した貯蔵室と、前記貯蔵室を閉塞する扉と、を有する冷蔵庫であって、
前記側壁の内面を形成する内箱と前記背面壁の内面を形成する内箱とのコーナー部に形成され前記背面壁の内面よりも前面側に突出するように設けられた凸部と、
前記背面壁の内面を形成する内箱と前記背面壁の外面を形成する外箱との間に設けられ、前記凸部と幅方向に一部が重なる平板状の真空断熱材と、
前記凸部に充填もしくは封入されており、前記内箱と前記真空断熱材とを接着、固着、もしくは固定している第１の介在部材と、
前記真空断熱材と前記外箱とを接着、固着、もしくは固定している、発泡断熱材とは異なる第２の介在部材と、
前記背面壁に設けられ、前記第１の介在部材の原液が注入された注入口と、
を備え、
前記扉は前面にガラス面材を有し、
前記注入口の幅方向内側端部は前記凸部の設けられている範囲に設けられ、
前記真空断熱材は、前記凸部において前記内箱、前記外箱と一体に形成されているものである。 One aspect of the refrigerator of the present invention is a refrigerator having a back wall, a side wall, and a storage room having an open front,
A convex portion formed at the corner portion of the inner box forming the inner surface of the side wall and the inner box forming the inner surface of the back wall and provided to protrude to the front side from the inner surface of the back wall;
A flat vacuum heat insulating material provided between an inner box that forms the inner surface of the back wall and an outer box that forms the outer surface of the back wall, and is disposed so as to partially overlap the convex portion in the width direction. When,
Is filled or sealed in the convex portion, a first intermediate member that the said vacuum heat insulator and the inner box adhesive, sticking, or fixed,
A second interposition member different from the foam heat insulating material , which bonds, adheres, or fixes the vacuum heat insulating material and the outer box;
An inlet provided in the back wall, into which the stock solution of the first interposition member is injected ;
With
The inner end in the width direction of the injection port is provided in a range where the convex portion is provided,
The vacuum heat insulating material is disposed so as not to block at least a part of the inlet, and is formed integrally with the inner box and the outer box at the convex portion.
Another aspect of the refrigerator of the present invention is a refrigerator having a back wall, a side wall, a storage room having an open front surface, and a door that closes the storage room,
A convex portion formed at the corner portion of the inner box forming the inner surface of the side wall and the inner box forming the inner surface of the back wall and provided to protrude to the front side from the inner surface of the back wall;
A flat vacuum heat insulating material provided between an inner box that forms the inner surface of the back wall and an outer box that forms the outer surface of the back wall, and a part of which overlaps the convex portion in the width direction;
Is filled or sealed in the convex portion, a first intermediate member that the said vacuum heat insulator and the inner box adhesive, sticking, or fixed,
A second interposition member different from the foam heat insulating material , which bonds, adheres, or fixes the vacuum heat insulating material and the outer box;
An inlet provided in the back wall, into which the stock solution of the first interposition member is injected ;
With
The door has a glass face on the front,
The inner end in the width direction of the injection port is provided in a range where the convex portion is provided,
The said vacuum heat insulating material is integrally formed with the said inner box and the said outer box in the said convex part.

上記の構成により、冷蔵庫や断熱箱体の強度を確保でき、しかもそれらの壁厚さを薄くできる。また、上記構成の断熱箱体を冷蔵庫などの機器に適用した場合には、箱体の壁厚さを薄くすることが可能なので、箱体の外形を大きくすることなく収納空間や貯蔵室内の容積を大きくすることが可能となる。 With the above configuration, the strength of the refrigerator and the heat insulating box can be secured, and the wall thickness can be reduced. Further, when the heat insulating box having the above configuration is applied to a device such as a refrigerator, the wall thickness of the box can be reduced, so that the volume of the storage space or the storage chamber can be increased without increasing the outer shape of the box. Can be increased.

Claims

A refrigerator having a back wall, a side wall, and a storage room having an open front,
A convex portion formed at the corner portion of the inner box forming the inner surface of the side wall and the inner box forming the inner surface of the back wall and provided to protrude to the front side from the inner surface of the back wall;
A flat vacuum heat insulating material provided between an inner box that forms the inner surface of the back wall and an outer box that forms the outer surface of the back wall, and is disposed so as to partially overlap the convex portion in the width direction. When,
Is filled or sealed in the convex portion, a first intermediate member that the said vacuum heat insulator and the inner box adhesive, sticking, or fixed,
A second interposition member different from the foam heat insulating material , which bonds, adheres, or fixes the vacuum heat insulating material and the outer box;
An inlet provided in the back wall, into which the stock solution of the first interposition member is injected ;
With
The inner end in the width direction of the injection port is provided in a range where the convex portion is provided,
The said vacuum heat insulating material is arrange | positioned so that at least one part of the said injection hole may not be blocked | closed, The refrigerator currently integrally formed with the said inner box and the said outer box in the said convex part.

A refrigerator having a back wall, a side wall, a storage room having an open front, and a door closing the storage room,
A convex portion formed at the corner portion of the inner box forming the inner surface of the side wall and the inner box forming the inner surface of the back wall and provided to protrude to the front side from the inner surface of the back wall;
A flat vacuum heat insulating material provided between an inner box that forms the inner surface of the back wall and an outer box that forms the outer surface of the back wall, and a part of which overlaps the convex portion in the width direction;
Is filled or sealed in the convex portion, a first intermediate member that the said vacuum heat insulator and the inner box adhesive, sticking, or fixed,
A second interposition member different from the foam heat insulating material , which bonds, adheres, or fixes the vacuum heat insulating material and the outer box;
An inlet provided in the back wall, into which the stock solution of the first interposition member is injected ;
With
The door has a glass face on the front,
The inner end in the width direction of the injection port is provided in a range where the convex portion is provided,
The said vacuum heat insulating material is the refrigerator currently formed integrally with the said inner box and the said outer box in the said convex part.

A concave portion formed by the side surface of the convex portion and the back wall and recessed to the rear side;
A cover member covering at least a part of the back surface of the storage chamber;
The 1st attachment part for attaching the said cover member is provided in the said recessed part, The said attachment member is provided with the 2nd attachment part attached to the said 1st attachment part. Refrigerator.

The refrigerator according to claim 3, wherein the cover member forms an air passage together with the recess.

The refrigerator according to claim 3, wherein the cover member forms at least a part of an air passage or covers at least a part of the air passage.

The first mounting portion is a protrusion protruding to the front side,
The refrigerator according to any one of claims 3 to 5 , further comprising a screw, a hook structure, a fitting structure, or a concave-convex fitting structure for fixing or holding the cover member to the protrusion .

The first interposition member is filled, sealed, or applied to a partial range or a whole range of a space between the inner box forming the concave portion and the vacuum heat insulating material in the concave portion. The refrigerator as described in any one of.

The refrigerator according to any one of claims 3 to 7, wherein the first mounting portion is a separate body from the inner box forming the recess.

The first intervening member that is filled or sealed between the inner box and the vacuum heat insulating material is foam insulation,
The refrigerator according to the any one of the foam insulation claims 1-8 density after foaming is greater 100 kg / ^{m 3} or less than 60 kg / ^{m 3} of.

The said convex part is carrying out the substantially triangular shape which has a hypotenuse part in a cross section, The said injection port is provided in the position facing the said hypotenuse part, The any one of Claims 1-9 characterized by the above-mentioned. Refrigerator.

The refrigerator as described in any one of Claims 1-10 in which the said inlet is provided in the range of the said convex part.

The thickness of the side wall is T1, the length in the width direction of the injection port is r1, the width direction length of the convex portion is A, and the injection port is separated from the end in the width direction of the back wall by a distance T01. When arranged, the distance Y1 from the widthwise end of the back wall to the widthwise inner end of the inlet is T01 + r1 <= Y1 <= T1 + A
The refrigerator according to any one of claims 1 to 11.

The refrigerator according to claim 12, wherein the distance T01 is a distance that the inlet can be processed, or a distance that does not hinder the flow of the first interposed member.

A second vacuum heat insulating material provided between an inner box forming the inner surface of the side wall and an outer box forming the outer surface of the side wall;
A foam heat insulating material filled between the second vacuum heat insulating material and an inner box forming the inner surface of the side wall,
The refrigerator according to claim 12 or 13, wherein the distance T01 is a distance at which the flow of the foam heat insulating material is not disturbed by the second vacuum heat insulating material.

The refrigerator according to any one of claims 1 to 14, wherein the vacuum heat insulating material is provided with a notch such as a notch or an opening at a portion facing the inlet so as not to interfere with the inlet. .

The refrigerator according to any one of claims 1 to 15, wherein a thickness of the first interposed member at a portion facing the vacuum heat insulating material is smaller than 10 mm.

Equipped with a machine room on the back side,
The refrigerator according to any one of claims 1 to 16, wherein the injection port is provided at four locations near the four corners of the back wall excluding the machine room.

The thickness of said 1st interposed member / (thickness of said 1st interposed member + thickness of said vacuum heat insulating material) is 0.3 or less, The refrigerator as described in any one of Claims 1-17 .

The refrigerator according to any one of claims 1 to 18, wherein the first interposed member is a rigid urethane foam, and the flexural modulus of the rigid urethane foam is 15 MPa or more.

The door is formed by a door frame formed of a door frame portion and a door inner plate, and the glass face material provided in the door frame,
A vacuum heat insulating material provided in a door internal space formed by the glass face material and the door outer shell, and a foam heat insulating material filled or applied or enclosed in the door internal space,
The density after foaming of the filling or coating or encapsulated foam insulation between the glass surface material and said vacuum heat insulator is greater than 60 kg / m ^3, is at 100 kg / m ³ or less, a thickness of from 10mm The refrigerator as described in any one of Claims 2-19 small.

The side wall has a thickness of 20 mm to 40 mm,
A second vacuum heat insulating material provided between an inner box forming the inner surface of the side wall and an outer box forming the outer surface of the side wall;
A foam heat insulating material filled between the second vacuum heat insulating material and an inner box forming the inner surface of the side wall,
The refrigerator as described in any one of Claims 1-19 in which the thickness after foaming of the said foaming heat insulating material is smaller than 10 mm.

The storage room has a refrigeration room and a freezing room,
A refrigerator for the refrigerator compartment, and a refrigerator for the freezer compartment,
The refrigerator according to any one of claims 1 to 21, wherein the refrigerator for the refrigerator compartment is provided behind a lower portion of the refrigerator compartment.

4. The air passage assembly, wherein the cover member is attached to the recessed portion to form an air passage, and the air passage is an air passage assembly configured by the cover member and an air passage component fixed or held by the cover member. The refrigerator as described in any one of ~ 6 .

An air passage assembly composed of the cover member or an air passage component fixed or held on the cover member is attached to the recess to form an air passage, and the cross-sectional shape of the air passage is an ellipse elongated in the width direction. the refrigerator according to any one of claims 3-6 in the form.