WO2014038150A1 - Réfrigérateur - Google Patents

Réfrigérateur Download PDF

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Publication number
WO2014038150A1
WO2014038150A1 PCT/JP2013/004983 JP2013004983W WO2014038150A1 WO 2014038150 A1 WO2014038150 A1 WO 2014038150A1 JP 2013004983 W JP2013004983 W JP 2013004983W WO 2014038150 A1 WO2014038150 A1 WO 2014038150A1
Authority
WO
WIPO (PCT)
Prior art keywords
outer plate
heat insulating
handle
insulating material
plate
Prior art date
Application number
PCT/JP2013/004983
Other languages
English (en)
Japanese (ja)
Inventor
揚 劉
候巳 阿部
Original Assignee
株式会社 東芝
東芝コンシューマエレクトロニクス・ホールディングス株式会社
東芝ホームアプライアンス株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 株式会社 東芝, 東芝コンシューマエレクトロニクス・ホールディングス株式会社, 東芝ホームアプライアンス株式会社 filed Critical 株式会社 東芝
Priority to EP13836161.3A priority Critical patent/EP2894424B1/fr
Priority to CN201380045954.8A priority patent/CN104903666B/zh
Publication of WO2014038150A1 publication Critical patent/WO2014038150A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B95/00—Fittings for furniture
    • A47B95/02—Handles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D23/00—General constructional features
    • F25D23/02—Doors; Covers
    • F25D23/028—Details
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47F—SPECIAL FURNITURE, FITTINGS, OR ACCESSORIES FOR SHOPS, STOREHOUSES, BARS, RESTAURANTS OR THE LIKE; PAYING COUNTERS
    • A47F3/00—Show cases or show cabinets
    • A47F3/04—Show cases or show cabinets air-conditioned, refrigerated
    • A47F3/0404—Cases or cabinets of the closed type
    • A47F3/0426—Details
    • A47F3/043—Doors, covers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D23/00—General constructional features
    • F25D23/02—Doors; Covers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D23/00—General constructional features
    • F25D23/06—Walls
    • F25D23/062—Walls defining a cabinet
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2201/00—Insulation
    • F25D2201/10—Insulation with respect to heat
    • F25D2201/14—Insulation with respect to heat using subatmospheric pressure

Definitions

  • the embodiments described herein generally relate to refrigerators.
  • the refrigerator is configured by sandwiching a heat insulating material in the space between the outer box and the inner box constituting the heat insulating box that is the main body of the refrigerator in order to improve the heat insulating performance and save energy.
  • the door which seals the opening part of the heat insulation box of a refrigerator is also comprised by inserting a heat insulating material between an outer plate and an inner plate.
  • Many refrigerators use liquid foam heat insulating materials as heat insulating materials, but in recent years, the use of vacuum heat insulating materials instead of liquid foam heat insulating materials has been studied.
  • Japanese Patent Application Publication No. 2006-90649 which is a Japanese patent application publication, proposes a technique in which foamed urethane and a vacuum heat insulating material are used in combination on a refrigerator door.
  • the vacuum heat insulating material has a structure in which the core material is vacuum packed with a thin outer film.
  • This vacuum heat insulating material is superior in heat insulating performance to foamed urethane, but the outer packaging film is easily damaged, and when it is damaged due to scratches, the heat insulating performance is remarkably reduced.
  • the outer packaging film may be damaged if the vacuum heat insulating material is disposed at a position where the handle touches the screw. Therefore, when the size is reduced so that the vacuum heat insulating material does not interfere with the screw etc., the space without the heat insulating material increases inside the door, so it is necessary to increase the heat insulating effect by using urethane foam etc. together as in the above patent document There is.
  • the present invention has been made in view of such problems of the prior art, and provides a refrigerator that has an excellent heat insulating effect and prevents the vacuum heat insulating material from being damaged.
  • the refrigerator according to the embodiment includes a heat insulating box that is filled with a heat insulating material between an inner box and an outer box constituting the refrigerator and has a front face open, and a door that closes the opening of the heat insulating box.
  • the door is sandwiched between the flat outer plate, the flat inner plate arranged in parallel to the outer plate, and the entire space between the outer plate and the inner plate.
  • a vacuum heat insulating material disposed; and a handle attached to the outer plate.
  • the refrigerator 1 includes a heat insulating box 3 having an inner box and an outer box, and a plurality of doors 21 to 26.
  • the front surface of the heat insulation box 3 is opened, and the inside of the heat insulation box 3 is partitioned into a plurality of rooms.
  • a vacuum heat insulating material 35 indicated by a dotted line in FIG. 2 called VIP (Vacuum Insulation Panel) is sandwiched in almost the entire facing space.
  • VIP Vaum Insulation Panel
  • the heat insulation box 3 is partitioned into five rooms in order from the top: a refrigerator compartment 11, a vegetable compartment 12, a side-by-side ice making room 13 and a first freezer compartment 14, and a second freezer compartment 15.
  • a first folding door 21 and a second refrigerator door 22 of a double door type are attached.
  • a drawer-type vegetable room door 23, an ice making room door 24, and a first freezing room door 25 are provided in the front opening of the vegetable room 12, ice making room 13, first freezing room 14, and second freezing room 15, respectively.
  • a second freezer compartment door 26 is attached.
  • the second freezer compartment door 26 will be described as a representative.
  • the second freezer compartment door 26 includes an outer plate 31, an inner plate 32, an inner frame 33, a vacuum heat insulating material 35, a gasket 37, and a handle 39.
  • the direction in which the outer plate 31 of the second freezer compartment door 26 is located is referred to as the front
  • the inner direction of the refrigerator 1 in which the inner plate 32 is located is referred to as the rear.
  • a vacuum heat insulating material 35 is sandwiched between an outer plate 31 and an inner plate 32.
  • An inner frame 33 is fitted to the outer plate 31 so as to push the inner plate 32 into the outer plate 31 from the rear of the inner plate 32.
  • the inner frame 33 is provided with a throat portion 33b projecting to the back side thereof (a surface located inside the second freezer compartment door 26), and further, a gasket is provided near the outer periphery of the inner frame 33 on the back side. 37 is fitted.
  • a handle 39 is attached to the front surface of the outer plate 31.
  • the outer plate 31 is a substantially box-shaped plate provided with a flat plate portion 31a which is a substantially rectangular flat plate and a side wall 31b extending rearward from the outer peripheral edge of the flat plate portion 31a.
  • An opening 31c to which a handle 39 is attached is formed in the vicinity of the upper end of the flat plate portion 31a and in the vicinity of both left and right ends.
  • the handle 39 is a grip handle made of a tubular hollow or medium-sized substantially U-shaped member, and includes a gripping portion 39a extending in parallel with the flat plate portion 31a of the outer plate 31, and a rear side from both ends of the gripping portion 39a. And a leg portion 39b extending to the bottom. A concave portion 39c is formed at the rear end portion of the leg portion 39b, and a screw hole 39d into which the screw 41 is screwed is formed in a surface (front surface) located at the bottom of the concave portion 39c.
  • the handle 39 is fixed to the outer plate 31 by a boss 40 and a screw 41 as mounting members.
  • the boss 40 includes a ring portion 40a, a cylindrical portion 40b that rises forward from the inner diameter of the ring portion 40a, a disk-like contact portion 40c that closes the front end surface of the cylindrical portion 40b, and a screw formed on the contact portion 40c.
  • the boss 40 has an adhesive member such as a double-sided tape attached to the front surface (the surface on which the cylindrical portion 40b is formed) of the ring portion 40a, and the cylindrical portion 40b passes through the opening 31c of the outer plate 31 in an outer state.
  • the plate 31 is adhesively fixed.
  • the handle 39 is fixed by a screw 41 in a state where the concave portion 39 c of the handle 39 is covered with the cylindrical portion 40 b of the boss 40. Since the screw 41 enters the cylindrical portion 40 b of the boss 40, the head of the screw 41 does not protrude behind the flat plate portion 31 a of the outer plate 31.
  • the vacuum heat insulating material 35 is disposed over substantially the entire rear surface side of the outer plate 31, and the inner plate 32 is disposed on the rear surface side of the vacuum heat insulating material 35.
  • the vacuum heat insulating material 35 is bonded to the outer plate 31 and is also bonded to the boss 40 in the same manner.
  • the vacuum heat insulating material 35 has a structure in which a core material is vacuum packed with an outer packaging film, and may be broken when a projection or a screw touches the outer packaging film. In the door of the refrigerator 1 in this embodiment, since the head of the screw 41 and the front surface of the vacuum heat insulating material 35 are separated from each other, the outer film of the vacuum heat insulating material 35 can be prevented from being damaged by the screw 41.
  • a soft tape 36 such as a sponge tape is wound around the side surface of the vacuum heat insulating material 35.
  • the outer film of the vacuum heat insulating material 35 can be protected from the connection portion of the outer plate 31 and the inner plate 32 and other members.
  • the vacuum heat insulating material 35 is bonded not only to the outer plate 31 but also to the inner plate 32 when necessary.
  • the inner frame 33 is a rectangular frame, and includes a groove as a gasket fitting portion 33a behind the vicinity of the outer peripheral edge, and a throat portion 33b inside the gasket fitting portion 33a.
  • the inside of the throat portion 33b is filled with a foam heat insulating material 33c.
  • the inner frame 33 is disposed so as to press the inner plate 32 bonded to the vacuum heat insulating material 35 against the rear surface of the outer plate 31, and is fitted to the side wall 31 b of the outer plate 31.
  • the gasket 37 is a frame having a hollow sealed air cushion portion 37a, and has an arrowhead-shaped insertion portion 37b. Furthermore, the gasket 37 has a magnet 37c for magnetically attaching to the peripheral surface of the opening of the heat insulating box 3 on the rear surface of the air cushion portion 37a.
  • the gasket 37 is a flexible material, and is attached to the inner frame 33 by pushing the insertion portion 37b into the gasket fitting portion 33a of the inner frame 33 using flexibility.
  • the vacuum heat insulating material 35 can be arranged in a wide range in the second freezer compartment door 26.
  • Some doors in a refrigerator according to the prior art have a structure in which a handle is formed continuously with an upper end surface. In the door having such a shape, the vicinity of the handle (the vicinity of the upper end) of the outer plate may be in the rear (inside of the door) in order to make it easier to grip the handle.
  • the distance between the outer plate and the inner plate, that is, the thickness of the door is not constant, there is a wide space where no vacuum heat insulating material exists even if a flat plate vacuum heat insulating material is arranged inside the door.
  • the front end surface (flat plate portion 31a) of the outer plate 31 has a flat plate shape, when the flat plate portion 31a of the outer plate 31 and the inner plate 32 are arranged in parallel, the flat plate-shaped vacuum heat insulating material 35 is provided. It can be arranged over a wide range in the door, almost the whole. The edge of the vacuum heat insulating material 35 extends to the position closer to the edge of the outer plate 31 than the position of the grip portion 39 a of the handle 39 with respect to the outer plate 31.
  • the second freezer compartment door 26 is formed in a box shape by the outer plate 31, the vacuum heat insulating material 35, the inner plate 32, and the like. It is good also as a structure connected with a face plate etc.
  • the door in the present embodiment includes an outer plate 31 and an inner plate 32 having at least a flat plate portion, and the flat plate portion of the outer plate 31 and the inner plate 32 are arranged in parallel so as to sandwich the flat vacuum insulating material 35 therebetween. It only has to be.
  • the handle 39 is a grip handle. Specifically, it is not a shape that protrudes forward from the upper end surface of the door, but a shape in which the grip portion 39a (grip portion) is separated from the outer plate 31, so that the concave portion for easily placing a finger or the like on the outer plate 31
  • the outer plate 31 can be formed in a flat plate shape without the need to provide a groove or a groove.
  • the head of the screw 41 and the vacuum heat insulating material 35 are separated from each other, so that the vacuum heat insulating material 35 can be prevented from being damaged by the head of the screw 41 or the like.
  • the second freezer compartment door 26 has been described as an example of the drawer-type door, the same configuration as that of the above embodiment can be used for the door of the kannon type or the rotary door.
  • the first refrigerator door 21 in the present embodiment shown in FIG. 1 has a vacuum heat insulating material between the outer plate 31 and the inner plate 32, as in the first embodiment. 35, and a handle 39 is attached to the outer plate 31.
  • the vacuum heat insulating material 35 is formed by cutting a position corresponding to the attachment portion of the handle 39 (in this embodiment, a corner portion adjacent to the attachment portion of the upper handle 39) into a triangular shape.
  • the vacuum heat insulating material 35 is not disposed immediately below the attachment portion of the handle 39, but instead is filled with a foam heat insulating material 45 such as urethane foam and other heat insulating materials.
  • the upper both ends of the vacuum heat insulating material 35 are cut into a triangular shape, and a space in which the vacuum heat insulating material 35 is not disposed is formed immediately below the attachment portion of the handle 39.
  • the mounting member and the vacuum heat insulating material 35 can be separated from each other, and the mounting member (the boss 40 and the screw 41) of the handle 39 is prevented from coming into contact with the vacuum heat insulating material 35 and damaging the film of the vacuum heat insulating material 35. it can.
  • the handle 39, the attachment member of the handle 39, and other configurations are the same as those in the first embodiment.
  • the vacuum heat insulating material is not disposed near the attachment portion of the handle 39, the head of the screw 41 may protrude into the door as shown in FIG. In FIG. 9, the boss 40 as an attachment member is not used, and the structure is such that the screw 41 directly attaches to the leg portion 39 b of the medium handle 39.
  • the foam heat insulating material is not limited to urethane foam, but may be foamed polystyrene, foamed polypropylene, or the like.
  • a bonding technique using a hot melt adhesive, a double-sided tape, a film adhesive, or the like can be employed.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Refrigerator Housings (AREA)

Abstract

Selon un mode de réalisation, l'invention concerne un réfrigérateur ayant un caisson isolé qui s'ouvre sur la surface avant et est rempli d'un matériau isolant entre le caisson intérieur et le caisson extérieur de celui-ci, et une porte pour fermer l'ouverture du côté de la surface avant du caisson isolé. La porte est équipée des éléments suivants : une plaque extérieure plane ; une plaque intérieure plane positionnée parallèlement à la plaque extérieure ; un matériau d'isolation sous vide positionné de manière à être maintenu sur tout l'espace entre la plaque extérieure et la plaque intérieure ; et une poignée fixée à la plaque extérieure.
PCT/JP2013/004983 2012-09-06 2013-08-23 Réfrigérateur WO2014038150A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP13836161.3A EP2894424B1 (fr) 2012-09-06 2013-08-23 Réfrigérateur
CN201380045954.8A CN104903666B (zh) 2012-09-06 2013-08-23 冰箱

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012-195794 2012-09-06
JP2012195794A JP6081108B2 (ja) 2012-09-06 2012-09-06 冷蔵庫

Publications (1)

Publication Number Publication Date
WO2014038150A1 true WO2014038150A1 (fr) 2014-03-13

Family

ID=50236785

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2013/004983 WO2014038150A1 (fr) 2012-09-06 2013-08-23 Réfrigérateur

Country Status (5)

Country Link
EP (1) EP2894424B1 (fr)
JP (1) JP6081108B2 (fr)
CN (1) CN104903666B (fr)
TW (1) TWI551839B (fr)
WO (1) WO2014038150A1 (fr)

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US9599392B2 (en) 2014-02-24 2017-03-21 Whirlpool Corporation Folding approach to create a 3D vacuum insulated door from 2D flat vacuum insulation panels
US9689604B2 (en) 2014-02-24 2017-06-27 Whirlpool Corporation Multi-section core vacuum insulation panels with hybrid barrier film envelope
US9752818B2 (en) 2015-12-22 2017-09-05 Whirlpool Corporation Umbilical for pass through in vacuum insulated refrigerator structures
US9835369B2 (en) 2012-04-02 2017-12-05 Whirlpool Corporation Vacuum insulated structure tubular cabinet construction
US9833942B2 (en) 2012-04-11 2017-12-05 Whirlpool Corporation Method to create vacuum insulated cabinets for refrigerators
US9840042B2 (en) 2015-12-22 2017-12-12 Whirlpool Corporation Adhesively secured vacuum insulated panels for refrigerators
US10018406B2 (en) 2015-12-28 2018-07-10 Whirlpool Corporation Multi-layer gas barrier materials for vacuum insulated structure
US10030905B2 (en) 2015-12-29 2018-07-24 Whirlpool Corporation Method of fabricating a vacuum insulated appliance structure
US10041724B2 (en) 2015-12-08 2018-08-07 Whirlpool Corporation Methods for dispensing and compacting insulation materials into a vacuum sealed structure
US10052819B2 (en) 2014-02-24 2018-08-21 Whirlpool Corporation Vacuum packaged 3D vacuum insulated door structure and method therefor using a tooling fixture
US10161669B2 (en) 2015-03-05 2018-12-25 Whirlpool Corporation Attachment arrangement for vacuum insulated door
US10222116B2 (en) 2015-12-08 2019-03-05 Whirlpool Corporation Method and apparatus for forming a vacuum insulated structure for an appliance having a pressing mechanism incorporated within an insulation delivery system
US10345031B2 (en) 2015-07-01 2019-07-09 Whirlpool Corporation Split hybrid insulation structure for an appliance
US10365030B2 (en) 2015-03-02 2019-07-30 Whirlpool Corporation 3D vacuum panel and a folding approach to create the 3D vacuum panel from a 2D vacuum panel of non-uniform thickness
US10422569B2 (en) 2015-12-21 2019-09-24 Whirlpool Corporation Vacuum insulated door construction
US10422573B2 (en) 2015-12-08 2019-09-24 Whirlpool Corporation Insulation structure for an appliance having a uniformly mixed multi-component insulation material, and a method for even distribution of material combinations therein
US10429125B2 (en) 2015-12-08 2019-10-01 Whirlpool Corporation Insulation structure for an appliance having a uniformly mixed multi-component insulation material, and a method for even distribution of material combinations therein
US10598424B2 (en) 2016-12-02 2020-03-24 Whirlpool Corporation Hinge support assembly
US10610985B2 (en) 2015-12-28 2020-04-07 Whirlpool Corporation Multilayer barrier materials with PVD or plasma coating for vacuum insulated structure
US10712080B2 (en) 2016-04-15 2020-07-14 Whirlpool Corporation Vacuum insulated refrigerator cabinet
US10731915B2 (en) 2015-03-11 2020-08-04 Whirlpool Corporation Self-contained pantry box system for insertion into an appliance
US10807298B2 (en) 2015-12-29 2020-10-20 Whirlpool Corporation Molded gas barrier parts for vacuum insulated structure
US10808987B2 (en) 2015-12-09 2020-10-20 Whirlpool Corporation Vacuum insulation structures with multiple insulators
US10907891B2 (en) 2019-02-18 2021-02-02 Whirlpool Corporation Trim breaker for a structural cabinet that incorporates a structural glass contact surface
US10907888B2 (en) 2018-06-25 2021-02-02 Whirlpool Corporation Hybrid pigmented hot stitched color liner system
US11009284B2 (en) 2016-04-15 2021-05-18 Whirlpool Corporation Vacuum insulated refrigerator structure with three dimensional characteristics
US11052579B2 (en) 2015-12-08 2021-07-06 Whirlpool Corporation Method for preparing a densified insulation material for use in appliance insulated structure
US11175090B2 (en) 2016-12-05 2021-11-16 Whirlpool Corporation Pigmented monolayer liner for appliances and methods of making the same
US11247369B2 (en) 2015-12-30 2022-02-15 Whirlpool Corporation Method of fabricating 3D vacuum insulated refrigerator structure having core material
US11320193B2 (en) 2016-07-26 2022-05-03 Whirlpool Corporation Vacuum insulated structure trim breaker
US11391506B2 (en) 2016-08-18 2022-07-19 Whirlpool Corporation Machine compartment for a vacuum insulated structure
US11994337B2 (en) 2022-12-22 2024-05-28 Whirlpool Corporation Vacuum insulation structures with multiple insulators

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WO2017002345A1 (fr) * 2015-06-29 2017-01-05 パナソニックＩｐマネジメント株式会社 Réfrigérateur
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JP6637128B2 (ja) * 2018-08-07 2020-01-29 東芝ライフスタイル株式会社 冷蔵庫

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JP2014052111A (ja) 2014-03-20
EP2894424A1 (fr) 2015-07-15
EP2894424A4 (fr) 2016-05-25
TW201411075A (zh) 2014-03-16
TWI551839B (zh) 2016-10-01
CN104903666B (zh) 2017-05-17
EP2894424B1 (fr) 2018-10-24
JP6081108B2 (ja) 2017-02-15
CN104903666A (zh) 2015-09-09

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