WO2016113907A1 - Réfrigérateur - Google Patents

Réfrigérateur Download PDF

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Publication number
WO2016113907A1
WO2016113907A1 PCT/JP2015/051081 JP2015051081W WO2016113907A1 WO 2016113907 A1 WO2016113907 A1 WO 2016113907A1 JP 2015051081 W JP2015051081 W JP 2015051081W WO 2016113907 A1 WO2016113907 A1 WO 2016113907A1
Authority
WO
WIPO (PCT)
Prior art keywords
door
inner plate
insulating material
heat insulating
refrigerator
Prior art date
Application number
PCT/JP2015/051081
Other languages
English (en)
Japanese (ja)
Inventor
祥 花岡
花輪　純
Original Assignee
三菱電機株式会社
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 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to RU2017121297A priority Critical patent/RU2666764C1/ru
Priority to PCT/JP2015/051081 priority patent/WO2016113907A1/fr
Priority to AU2015377578A priority patent/AU2015377578B2/en
Priority to JP2016569202A priority patent/JPWO2016113907A1/ja
Priority to SG11201704320YA priority patent/SG11201704320YA/en
Priority to MYPI2017702542A priority patent/MY182708A/en
Priority to TW104132354A priority patent/TWI592621B/zh
Priority to CN201510666738.6A priority patent/CN105806020B/zh
Priority to CN201520798257.6U priority patent/CN205102494U/zh
Publication of WO2016113907A1 publication Critical patent/WO2016113907A1/fr

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Classifications

    • 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

Definitions

  • the present invention relates to the structure of a refrigerator, particularly a refrigerator door.
  • a drawer-type door is composed of a front plate and a rear plate arranged with a space therebetween, and a vacuum heat insulating material is arranged between the front plate and the rear plate.
  • the front plate and the rear plate are configured such that the ends of the left and right ends of the drawer-type door face each other or partially overlap each other so as to surround the entire storage chamber without a gap.
  • a refrigerator provided with left and right protrusions that protrude greatly toward the inside of the storage room in order to improve the heat insulation performance of the storage room. It has been proposed (see, for example, Patent Document 1).
  • the protrusions of the refrigerator doors disclosed in Patent Document 1 and Patent Document 2 are intended to improve the heat insulation performance of the storage room and increase the storage capacity of the storage room. It was not intended to improve.
  • a method of expanding the internal volume of the refrigerator without increasing the installation size of the refrigerator there is a method of reducing the thickness of the heat insulating material that constitutes a part of the housing of the refrigerator.
  • the refrigerators disclosed in Patent Document 1 and Patent Document 2 when the thickness of the heat insulating material of the door is reduced, the door is deformed due to a decrease in the strength of the door, and the magnet gasket provided in the door There was a problem that a gap was formed between the refrigerator body and cold air leaked.
  • the present invention has been made to solve the above-described problems, and an object of the present invention is to obtain a refrigerator in which the strength of the door does not decrease even if the heat insulating material of the door is thinned.
  • the refrigerator according to the present invention includes a box having a front opening, and a door that opens and closes the opening on the front of the box, the door facing the outer plate and the outer plate.
  • An inner plate disposed, a heat insulating material disposed between the outer plate and the inner plate, a magnet gasket attached across an outer edge of the inner plate on the opening side, and inside the magnet gasket, And a left protruding portion that protrudes from the left side of the inner plate in the height direction to the opening side, the inner side of the magnet gasket, and the height from the right side of the inner plate in the height direction.
  • a right-side protruding portion that protrudes toward the opening side, and inside the left-side protruding portion and the right-side protruding portion, a reinforcing member is provided in the height direction.
  • FIG. 4 is an enlarged view of a portion surrounded by a broken line in FIG. 3. It is a figure which shows the example which fixes the reinforcement member which concerns on Embodiment 1 of this invention to an inner-plate protrusion part. It is a figure which shows the example which fixes the reinforcement member which concerns on Embodiment 1 of this invention to an inner-plate protrusion part. It is the schematic which shows the modification of a door.
  • FIG. 1 is a schematic perspective view of a refrigerator 100 according to Embodiment 1 of the present invention.
  • the refrigerator 100 includes a box 9 whose front is open, and a double door 1 a and a door 1 b that close the opening of the box 9.
  • the door 1a and the door 1b can be opened and closed with the hinge 6 as a central axis by pulling or pushing a handle 7 provided in the lower part.
  • a handle 7 provided in the lower part.
  • it calls the door 1.
  • FIG. 2 is an exploded configuration diagram of the door 1 according to Embodiment 1 of the present invention.
  • the door 1 includes a glass face member 17, a frame edge cap 18, an inner plate 2, and a magnet gasket 8 in this order from the front side of the refrigerator 100.
  • a handle 7 is provided below the frame edge cap 18.
  • a reinforcing member 4 is provided on the side surface of the inner plate 2.
  • the glass face material 17 corresponds to the “outer plate” in the present invention.
  • FIG. 3 is a schematic cross-sectional view of the door 1 according to Embodiment 1 of the present invention.
  • the urethane foam 5 is surrounded by a glass face material 17 on the front side, an inner plate 2 on the rear side, and a frame edge cap 18 on both the left and right sides.
  • Inside the magnet gasket 8 and on the left and right ends of the inner plate 2 are provided an inner plate projecting portion 3a and an inner plate projecting portion 3b that project to the opening over the height direction of the refrigerator 100.
  • a reinforcing member 4 described later is provided between the inner plate protruding portion 3a and the urethane foam 5.
  • a reinforcing member 4 is provided between the inner plate protrusion 3 b and the urethane foam 5.
  • the inner-plate protrusion part 3 when not distinguishing each of the inner-plate protrusion part 3a and the inner-plate protrusion part 3b, it is called the inner-plate protrusion part 3.
  • the thickness between the glass face material 17 and the inner plate 2 is the door thickness 11 (thickness of the heat insulating material)
  • the strength of the door 1 is obtained by the secondary moment of the section of the door. Is proportional to the cube of the thickness 11.
  • the heat insulating material is composed of urethane foam 5 and a vacuum heat insulating material 16 described later, and the thickness range of the heat insulating material is, for example, 15 to 20 mm. This is because when the foamed urethane 5 is not expected to have heat insulation performance, the thickness of the foamed urethane 5 is 5 mm and the thickness of the vacuum heat insulating material 16 is 10 to 15 mm, so that the heat insulation performance of the door 1 can be secured. is there.
  • the inner plate protrusion 3a corresponds to the “left protrusion” in the present invention.
  • the inner plate protrusion 3b corresponds to the “right protrusion” in the present invention.
  • FIG. 4 is an enlarged view of a portion surrounded by a broken line in FIG.
  • the reinforcing member 4 is bonded to the inner plate protrusion 3 b via the bonding member 12.
  • the reinforcing member 4 is embedded in the urethane foam 5 and reinforces the strength of the door 1.
  • the reinforcing member 4 is composed of a flat metal plate having a large bending elasticity, and its thickness is, for example, 1 mm to 2 mm. Adhesive is used as the adhesive member 12, but if the reinforcing member 4 can be fixed to the inner plate protrusion 3 b, the moment of inertia of the cross section increases and the strength of the door 1 increases, so double-sided tape or hot melt may be used. .
  • FIG. 5 and 6 are diagrams showing an example in which the reinforcing member 4 according to Embodiment 1 of the present invention is fixed to the inner plate protruding portion 3b.
  • the reinforcing member 4 can be fixed by fitting into the claw shape 13 provided in the inner plate protruding portion 3 b instead of fixing with the adhesive member 12 described above.
  • FIG. 6 shows, it can fix by press-fitting into the rib 14 provided in the inner-plate protrusion part 3b.
  • the reinforcing member 4 is fixed to the inner plate protruding portion 3b by the claw shape 13 and the rib 14, so that the moment of inertia of the cross section is increased and the strength of the door 1 is increased.
  • FIG. 7 is a schematic view showing a modified example of the door 1.
  • the handle 7 disposed substantially diagonally to the hinge 6 is pulled in the direction indicated by the arrow.
  • the strength of the door 1 is weak, or when the door 1 does not include the reinforcing member 4, the door 1 is deformed and a gap 10 is generated between the magnet gasket 8 and the box 9.
  • problems such as leakage of cool air in the refrigerator 100 occur.
  • FIG. 8 is a graph showing a calculation example of the relationship between the door thickness 11 (heat insulating material thickness) and the strength of the door 1.
  • the displacement of the door 1 when the thickness of the heat insulating material is 20 mm is 1.
  • the displacement of the door 1 decreases.
  • the thickness of the heat insulating material decreases from 20 mm
  • the strength of the door 1 is reduced when the thickness of the heat insulating material is reduced.
  • the refrigerator 100 since the refrigerator 100 includes the reinforcing member 4 in the inner plate protrusion 3, the strength of the door 1 can be increased and the door 1 can be prevented from being bent, so that the cold air in the refrigerator 100 leaks. Etc. can be prevented.
  • the inner plate protruding portion 3b has been described.
  • the present invention is not limited to this, and the inner plate protruding portion 3a has the same structure as the inner plate protruding portion 3b.
  • the same can be said for 3a as with the inner plate protrusion 3b.
  • Embodiment 2 Since the basic configuration of refrigerator 100 in the second embodiment is the same as that of refrigerator 100 in the first embodiment, the second embodiment will be described below with a focus on differences from the first embodiment.
  • the difference between the first embodiment and the second embodiment is that the strength of the door 1 is improved by increasing the height of the inner plate protrusion 3 without providing the reinforcing member 4.
  • FIG. 9 is an exploded configuration diagram of the door 1 according to Embodiment 2 of the present invention.
  • the door 1 is configured from the front side of the refrigerator 100 in the order of the glass face material 17, the frame edge cap 18, the inner plate 2, and the magnet gasket 8.
  • a handle 7 is provided below the frame edge cap 18.
  • FIG. 10 is an enlarged cross-sectional view of the end portion of the door 1.
  • the inner plate protrusion height 15, which is the height of the inner plate protrusion 3 b, is three or more times higher than the thickness 11 of the heat insulating material.
  • the strength of the door 1 is proportional to the cube of the door thickness 11 from the moment of inertia of the door cross section. When the door thickness 11 is reduced in order to increase the internal volume of the refrigerator 100, the strength of the door 1 decreases (see FIG. 8).
  • the inner plate protruding height 15 which is the height of the inner plate protruding portion 3b is set to a height of three times or more of the thickness 11 of the heat insulating material.
  • the cross-sectional secondary moment is increased, and the strength of the door 1 is improved.
  • the upper limit of the inner plate protrusion height 15 which is the height of the inner plate protrusion 3b is four times the thickness 11 of the heat insulating material.
  • FIG. 11 is a graph showing a calculation example of the relationship between the inner plate protrusion height 15 and the strength of the door 1 according to Embodiment 2 of the present invention.
  • the thickness of the heat insulating material is 20 mm
  • 60 mm which is three times the thickness
  • the displacement of the door 1 when the inner plate protrusion height 15 is 60 mm is 1.
  • the inner plate protrusion height 15 increases from 60 mm
  • the displacement of the door 1 decreases.
  • the inner plate protrusion height 15 decreases from 60 mm
  • the displacement of the door 1 increases. From this, when the inner plate protrusion height 15 is decreased from 60 mm, the strength of the door 1 is lowered.
  • the strength of the door 1 is increased and the door 1 is bent by increasing the inner plate protrusion height 15, which is the height of the inner plate protrusion 3, more than three times the door thickness 11. Since it can suppress, malfunctions, such as the cold air in the refrigerator 100 leaking, can be prevented.
  • Embodiment 3 Since the basic configuration of refrigerator 100 in the third embodiment is the same as that of refrigerator 100 in the first embodiment, the third embodiment will be described below with a focus on differences from the first embodiment.
  • the difference between the first embodiment and the third embodiment is that the heat insulating material is composed of the urethane foam 5 and the vacuum heat insulating material 16.
  • FIG. 12 is an exploded configuration diagram of the door 1 according to Embodiment 3 of the present invention.
  • the door 1 includes a glass face member 17, a frame edge cap 18, a vacuum heat insulating material 16, an inner plate 2, and a magnet gasket 8 from the front side of the refrigerator 100.
  • a handle 7 is provided below the frame edge cap 18.
  • a reinforcing member 4 is provided on the side surface of the inner plate 2.
  • FIG. 13 is an enlarged cross-sectional view of the end portion of the door 1.
  • the urethane foam 5 and the vacuum heat insulating material 16 are provided between the inner plate 2 and the glass face material 17.
  • the vacuum heat insulating material 16 has a heat insulating property about 10 times that of the urethane foam 5. That is, if it is going to maintain the heat insulation performance of the door 1 using the vacuum heat insulating material 16 as a heat insulating material, compared with the case where only the urethane foam 5 is used as a heat insulating material, the thickness 11 of a heat insulating material will be about 10 minutes. It is possible to reduce the thickness to 1.
  • the vacuum heat insulating material 16 needs to have a coverage of 65% or more with respect to the door 1 in order to ensure heat insulating performance.
  • the urethane foam 5 or the urethane foam 5 and the vacuum heat insulating material 16 correspond to the “heat insulating material” in the present invention.
  • the reinforcing member 4 is provided on the inner plate protrusion 3b of the door 1 to improve the strength of the door 1.
  • the refrigerator 100 includes the reinforcing member 4 in the inner plate protruding portion 3, thereby increasing the strength of the door 1 and the door. Since 1 can suppress bending, the malfunctions, such as the cold air in the refrigerator 100 leaking, can be prevented.
  • Embodiment 4 Since the basic configuration of refrigerator 100 in the fourth embodiment is the same as that of refrigerator 100 in the second embodiment, the fourth embodiment will be described below with a focus on differences from the second embodiment.
  • the difference between the second embodiment and the fourth embodiment is that the heat insulating material is composed of the urethane foam 5 and the vacuum heat insulating material 16.
  • FIG. 14 is an exploded configuration diagram of the door 1 according to Embodiment 4 of the present invention.
  • the door 1 includes a glass face member 17, a frame edge cap 18, a vacuum heat insulating material 16, an inner plate 2, and a magnet gasket 8 from the front side of the refrigerator 100.
  • a handle 7 is provided below the frame edge cap 18.
  • FIG. 15 is an enlarged cross-sectional view of the end of the door 1.
  • the urethane foam 5 and the vacuum heat insulating material 16 are provided between the inner plate 2 and the glass face material 17.
  • the vacuum heat insulating material 16 has a heat insulating property about 10 times that of the urethane foam 5. That is, if it is going to maintain the heat insulation performance of the door 1 using the vacuum heat insulating material 16 as a heat insulating material, compared with the case where only the urethane foam 5 is used as a heat insulating material, the thickness 11 of a heat insulating material will be about 10 minutes. It is possible to reduce the thickness to 1.
  • the strength of the door 1 is improved by increasing the inner plate protrusion height 15 of the inner plate protrusion 3b by three times or more compared to the door thickness 11.
  • the inner plate protruding height 15 which is the height of the inner plate protruding portion 3b is 3 as compared with the thickness 11 of the heat insulating material. Since the strength of the door 1 is increased and the door 1 can be prevented from being bent by increasing the height more than twice, problems such as leakage of cold air in the refrigerator 100 can be prevented.

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

Abstract

La présente invention a pour objet un réfrigérateur (100) qui, malgré la minceur du matériau isolant thermique dans la porte (1), n'est pas susceptible de subir une résistance réduite de la porte (1). Le réfrigérateur comprend un coffre (9) doté d'une ouverture au niveau de la surface avant et d'une porte refermable (1) assurant la fermeture au niveau de l'ouverture au niveau de la surface avant du coffre (9). La porte (1) comprend un matériau de surface en verre (17), un panneau interne (2) disposé en regard du matériau de surface en verre (17), un matériau isolant thermique (5) disposé entre le matériau de surface en verre (17) et le panneau interne (2), un joint d'étanchéité aimanté (8) fixé sur le bord extérieur du côté ouverture du panneau interne (2), une saillie de panneau interne (3a) située à l'intérieur par rapport au joint d'étanchéité aimanté (8) et faisant saillie vers le côté ouverture à partir du côté de bord gauche du panneau interne (2) et une saillie de panneau interne (3b) située à l'intérieur par rapport au joint d'étanchéité aimanté (8) et faisant saillie vers le côté ouverture à partir du côté de bord droit du panneau interne (2). La saillie de panneau interne (3a) et la saillie de panneau interne (3b) sont pourvues d'un élément de renfort (4) sur l'ensemble de la direction de la hauteur, dans l'intérieur de la saillie de panneau interne (3a) et de la saillie de panneau interne (3b).
PCT/JP2015/051081 2015-01-16 2015-01-16 Réfrigérateur WO2016113907A1 (fr)

Priority Applications (9)

Application Number Priority Date Filing Date Title
RU2017121297A RU2666764C1 (ru) 2015-01-16 2015-01-16 Холодильник
PCT/JP2015/051081 WO2016113907A1 (fr) 2015-01-16 2015-01-16 Réfrigérateur
AU2015377578A AU2015377578B2 (en) 2015-01-16 2015-01-16 Refrigerator
JP2016569202A JPWO2016113907A1 (ja) 2015-01-16 2015-01-16 冷蔵庫
SG11201704320YA SG11201704320YA (en) 2015-01-16 2015-01-16 Refrigerator
MYPI2017702542A MY182708A (en) 2015-01-16 2015-01-16 Refrigerator
TW104132354A TWI592621B (zh) 2015-01-16 2015-10-01 refrigerator
CN201510666738.6A CN105806020B (zh) 2015-01-16 2015-10-15 冰箱
CN201520798257.6U CN205102494U (zh) 2015-01-16 2015-10-15 冰箱

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2015/051081 WO2016113907A1 (fr) 2015-01-16 2015-01-16 Réfrigérateur

Publications (1)

Publication Number Publication Date
WO2016113907A1 true WO2016113907A1 (fr) 2016-07-21

Family

ID=55518272

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2015/051081 WO2016113907A1 (fr) 2015-01-16 2015-01-16 Réfrigérateur

Country Status (8)

Country Link
JP (1) JPWO2016113907A1 (fr)
CN (2) CN105806020B (fr)
AU (1) AU2015377578B2 (fr)
MY (1) MY182708A (fr)
RU (1) RU2666764C1 (fr)
SG (1) SG11201704320YA (fr)
TW (1) TWI592621B (fr)
WO (1) WO2016113907A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018181440A1 (fr) * 2017-03-30 2018-10-04 パナソニックＩｐマネジメント株式会社 Boitier d'isolation thermique sous vide et réfrigérateur l'utilisant
JP2018169097A (ja) * 2017-03-30 2018-11-01 パナソニックＩｐマネジメント株式会社 真空断熱筐体および冷蔵庫

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2015377578B2 (en) * 2015-01-16 2018-12-06 Mitsubishi Electric Corporation Refrigerator
AU2018412991B2 (en) * 2018-03-13 2021-11-11 Mitsubishi Electric Corporation Refrigerator and method of manufacturing the refrigerator

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JP2002257465A (ja) * 2001-02-27 2002-09-11 Toshiba Corp 冷蔵庫の断熱扉構造
JP2003014368A (ja) * 2001-06-28 2003-01-15 Matsushita Refrig Co Ltd 冷蔵庫
JP2006162223A (ja) * 2004-12-10 2006-06-22 Toshiba Corp 冷蔵庫の扉
JP2014066386A (ja) * 2012-09-25 2014-04-17 Toshiba Corp 冷蔵庫

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JPH01189481A (ja) * 1988-01-25 1989-07-28 Sharp Corp 断熱体の製造方法
JPH06123546A (ja) * 1992-10-07 1994-05-06 Sanyo Electric Co Ltd 冷蔵庫の扉装置
CA2252299C (fr) * 1998-10-30 2006-06-13 Camco Inc. Porte de refrigerateur
JP3766827B2 (ja) * 2003-08-20 2006-04-19 日立建機株式会社 油圧駆動装置
CN101726143B (zh) * 2008-11-03 2013-01-09 博西华家用电器有限公司 制冷器具
JP5258720B2 (ja) * 2009-09-18 2013-08-07 三菱電機株式会社 冷蔵庫
TR201009884A2 (tr) * 2010-11-30 2012-06-21 Bsh Ev Aletleri̇ San. Ve Ti̇c. A.Ş. Takviye elemanlı astara sahip bir soğutucu cihaz
JP6232578B2 (ja) * 2013-04-19 2017-11-22 パナソニックＩｐマネジメント株式会社 断熱扉
AU2015377578B2 (en) * 2015-01-16 2018-12-06 Mitsubishi Electric Corporation Refrigerator

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002257465A (ja) * 2001-02-27 2002-09-11 Toshiba Corp 冷蔵庫の断熱扉構造
JP2003014368A (ja) * 2001-06-28 2003-01-15 Matsushita Refrig Co Ltd 冷蔵庫
JP2006162223A (ja) * 2004-12-10 2006-06-22 Toshiba Corp 冷蔵庫の扉
JP2014066386A (ja) * 2012-09-25 2014-04-17 Toshiba Corp 冷蔵庫

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018181440A1 (fr) * 2017-03-30 2018-10-04 パナソニックＩｐマネジメント株式会社 Boitier d'isolation thermique sous vide et réfrigérateur l'utilisant
JP2018169097A (ja) * 2017-03-30 2018-11-01 パナソニックＩｐマネジメント株式会社 真空断熱筐体および冷蔵庫

Also Published As

Publication number Publication date
TW201632820A (zh) 2016-09-16
CN105806020B (zh) 2018-07-20
CN105806020A (zh) 2016-07-27
CN205102494U (zh) 2016-03-23
AU2015377578A1 (en) 2017-06-29
JPWO2016113907A1 (ja) 2017-06-22
MY182708A (en) 2021-02-03
SG11201704320YA (en) 2017-07-28
TWI592621B (zh) 2017-07-21
RU2666764C1 (ru) 2018-09-12
AU2015377578B2 (en) 2018-12-06

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