WO2011026817A2 - Porte de réfrigérateur haute résistance - Google Patents

Porte de réfrigérateur haute résistance Download PDF

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Publication number
WO2011026817A2
WO2011026817A2 PCT/EP2010/062656 EP2010062656W WO2011026817A2 WO 2011026817 A2 WO2011026817 A2 WO 2011026817A2 EP 2010062656 W EP2010062656 W EP 2010062656W WO 2011026817 A2 WO2011026817 A2 WO 2011026817A2
Authority
WO
WIPO (PCT)
Prior art keywords
cap
door
door plate
plate
bent portion
Prior art date
Application number
PCT/EP2010/062656
Other languages
English (en)
Other versions
WO2011026817A3 (fr
Inventor
Soner Kahraman
Ahmet Onur Moza
Mert Tosun
Fatih Mehmet Ozturk
Original Assignee
Arcelik Anonim Sirketi
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 Arcelik Anonim Sirketi filed Critical Arcelik Anonim Sirketi
Priority to CN201080038930.6A priority Critical patent/CN102483289B/zh
Priority to EP10747223A priority patent/EP2473803A2/fr
Publication of WO2011026817A2 publication Critical patent/WO2011026817A2/fr
Publication of WO2011026817A3 publication Critical patent/WO2011026817A3/fr

Links

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 a refrigerator door into the inner volume of which polyurethane is injected during its production and which is prevented from being deformed.
  • the refrigerator doors generally consist of a front sheet which forms the front surface thereof and which is produced from steel sheet material, side walls which are produced by bending the edges of the front sheet, a rear wall which is disposed at the inner volume of the refrigerator and produced from plastic material and caps which are closed onto the upper and lower portions thereof.
  • polyurethane is injected into the closed volume surrounded by the front sheet, side walls, the rear wall and the upper and lower caps and polyurethane insulation material injected into the inner volume of the door inflates and exerts pressure against all the surfaces which surround polyurethane insulation material from inside.
  • a refrigerator door which is produced by combining a front plate, a rear plate and upper and lower caps which are closed onto the upper and lower portions and wherein polyurethane foam insulation material is injected into the closed volume therebetween.
  • the side wall of the front plate of the refrigerator door is formed by being bent and a grip portion is formed in the form of a recess, and thus number of elements is decreased.
  • the aim of the present invention is the realization of a refrigerator door which is prevented from being deformed after the polyurethane injection process.
  • a door plate which forms the main body thereof, the edges of which are shaped by being bent, which is in the form of an involute U when looked from above, a rear wall which is disposed at the back side of the door plate and which faces the inside of the refrigerator and an upper and a lower cap which are seated on the upper and lower ends of the door plate, the side walls of the door plate are prevented from being deformed by extending to right and left due to the pressure generated after the polyurethane injection process by means of the locking detents located on the caps.
  • the door plate has a front wall disposed on the front side which faces the user, two side walls which are formed by bending the right and the left edges thereof and two rear bent portions which are formed by bending the rear edges of the side walls inwards.
  • the refrigerator door of the present invention comprises a support plate which is produced as a single piece together with the cap and which supports the cap, two holding extensions in L-form which are integrated onto the support plate, which extend to right and left parallel to the support plate and wherein there is a gap therebetween in which the rear bent portions of the door plate are placed and more than one locking detent which extend towards the support plate from the inner surface of the holding extension and which prevent the side wall to which the rear bent portion is connected from expanding towards the outside after the polyurethane injection process by holding the rear bent portion placed into the gap.
  • the locking detents are in
  • the door plate comprises more than one cut-out
  • cut-outs is greater than the number of the locking detents.
  • the door plate furthermore comprises two front edge bent portions which are formed by bending the upper and the lower edges of the front wall of the door plate at least partially inwards to bring them to horizontal position and which provide the fixing of the upper and the lower caps without forming protrusions and four side edge bent portions which are formed by bending the upper and the lower edges of the side walls of the door plate inwards to bring them to horizontal position.
  • the cap comprises a front support extension in L-form which is integrated onto the inner part of the front edge of the door plate which seats onto the front wall and which provides the fixing of the cap to the door plate by grasping the front edge bent portion and two side support extensions in L-form which are integrated onto the inner parts of the side edges which seat onto the side walls and which provide the fixing of the cap to the door plate by grasping the side edge bent portion.
  • the front support extension and the side support extensions provide the fixing of the caps mounted to the upper and the lower ends of the door plate without forming protrusions on the front wall and the side walls and prevent the caps from detaching from the door plate due to the
  • the expanding of the side walls to right and left due to the polyurethane pressure is provided by the locking detents hidden at the rear wall side of the refrigerator door and which has high strength. Furthermore, the upper and the lower caps are fixed to the front wall and the side walls of the door plate without forming protrusions, thus improving esthetic appearance.
  • Figure 1 - is the schematic view of a refrigerator door in the state of the art.
  • Figure 2 - is the schematic view of the door plate and the upper and the lower caps which form a refrigerator door.
  • Figure 3 - is the bottom perspective view of a cap mounted onto the door plate.
  • Figure 4 - is the perspective view of detail A in Figure 3.
  • Figure 5 - is the perspective view of the upper portion of a door plate.
  • Figure 6 - is the perspective view of detail B in Figure 5.
  • Figure 7 - is the schematic view of locking detail on a cap.
  • Figure 8 - is the schematic view of locking detail on a cap in another
  • the refrigerator door (1 ) comprises a door plate (2) which is formed by bending the edges of a rectangular sheet, a rear wall (not illustrated in the figures) which is disposed at the side facing the storage volume of the refrigerator and which is produced from plastic material and an upper cap (3) and a lower cap (103) which are seated onto the upper end and lower end of the door plate (2) before the polyurethane injection process.
  • the door plate (2) has an involute U-shaped cross-section when looked from above and comprises a front wall (4) disposed at the front side facing the user, two side walls (5) which are formed by bending the right and left edges thereof and two rear bent portions (6) which are form by bending the rear edges of the side walls (5) towards each other parallel to the front wall (4) ( Figure 2).
  • the door plate (2) is
  • the upper and the lower ends thereof are closed with the caps (3, 103) and insulation material, for example polyurethane is injected into the closed volume thus formed.
  • the cap (3, 103) comprises
  • the side walls (5) of the door plate (2) in U-form are stretched to left and right while the caps (3, 103) are closed onto the upper and lower ends of the door plate (2) and the rear bent portion (6) is pushed into the gap (G) between the support plate (7) on the cap (3, 103) and the holding extension (8).
  • the cap (3, 103) is closed onto the door plate (2), rear bent portions (6) are locked in the gap (G) by the locking detents (9).
  • the locking detents (9) prevent the side walls (5) to which the rear bent portions (6) are connected from expanding to right and left after the polyurethane injection process by increasing the strength of the cap (3, 103)-door plate (2) connection.
  • the locking detents (9) are in trapezoid or sawtooth form inclined at the opposite direction to the opening direction of the side walls (5) and are arranged in series at the horizontal direction in the gap (G).
  • the door plate (2) comprises more than one cut-out (10) arranged in series at the horizontal direction, which are disposed in the portion of the rear bent portion (6) which is in the gap (G), which enables the ends of the locking detents (9) to pass through the rear bent portion (6) to be locked ( Figure 5, Figure 6, Figure 7).
  • detents (9) in sawtooth or trapezoid form lodge into the cut-outs (10) on the rear bent portion (6) and provide the rear bent portion (6) to be locked such as not to detach from the gap (G).
  • cut-outs (10) is greater than the number of the locking detents (9) ( Figure 8).
  • measurement deviation problems which may occur during the forming of the cut-outs (10) on the rear bent portion (6) or the assembly of the cap (3, 103) are eliminated during the production and the alignment of each locking detent (9) with a cut-out (10) while the cap (3, 103) is mounted onto the door plate (2) is provided.
  • the door plate (2) furthermore comprises two front edge bent portions (1 1 ) which are formed by bending the upper and the lower edges of the front wall (4) at least partially inwards to bring them to horizontal position and which provide the fixing of the upper and the lower caps (3, 103) without forming protrusions and four side edge bent portions (12) which are formed by bending the upper and the lower edges of the side walls (5) inwards to bring them to horizontal position ( Figure 6).
  • the cap (3, 103) comprises a front support extension (13) in L-form which is integrated onto the inner part of the front edge thereof which seats onto the front wall (4) and which provides the fixing of the cap (3, 103) to the door plate (2) by grasping the front edge bent portion (1 1 ) and two side support extensions (14) in L-form which are integrated onto the inner parts of the side edges which seat onto the side walls (5) and which provide the fixing of the cap (3, 103) to the door plate (2) by grasping the side edge bent portion (12).
  • the front support extension (13) and the side support extensions (14) provide the fixing of the caps (3, 103) mounted to the upper and the lower ends of the door plate (2) without forming protrusions on the front wall (4) and the side walls (5) and prevent the caps (3, 103) from detaching from the door plate (2) due to the polyurethane pressure.
  • the expanding of the side walls (5) to right and left due to the polyurethane pressure is provided by the locking detents (9) hidden at the rear wall side of the refrigerator door (1 ) and which has high strength. Furthermore, the upper and the lower caps (3, 103) are fixed to the front wall (4) and the side walls (5) of the door plate (2) without forming protrusions, thus improving esthetic appearance and embodiments such as trim-fit onto the refrigerator door (1 ) can be realized without any problems.

Landscapes

  • 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 concerne une porte (1) de réfrigérateur comprenant un panneau (2) de porte qui est formé par le pliage des bords d'une feuille rectangulaire, un bord de fermeture supérieur (3) et un bord de fermeture inférieur (103) qui sont fermés sur l'extrémité supérieure et l'extrémité inférieure du panneau (2) de porte avant le processus d'injection de polyuréthane et une plaque formant support (7) qui soutient le bord de fermeture (3, 103) au niveau des extrémités supérieure et inférieure du panneau (2) de porte en s'étendant perpendiculairement au plan du bord de fermeture (3, 103) et dans cette partie; lesdites parties pliées arrière (6) et lesdites parois latérales (5) auxquelles sont reliées les parties pliées arrières (6), ne pouvant être déformées après le processus d'injection de polyuréthane du fait que les parties pliées arrière (6) sont retenues au moyen de deux éléments de retenue (8) qui sont intégrés sur la plaque formant support (7) et qu'il existe un espace (G) dans lequel les parties pliées arrière (6) de la paroi latérale arrière du panneau (2) de porte sont placées, les crans de verrouillage (9) étant disposés entre la plaque formant support (7) et les éléments de retenue (8).
PCT/EP2010/062656 2009-09-01 2010-08-31 Porte de réfrigérateur haute résistance WO2011026817A2 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201080038930.6A CN102483289B (zh) 2009-09-01 2010-08-31 高强度冰箱门
EP10747223A EP2473803A2 (fr) 2009-09-01 2010-08-31 Porte de réfrigérateur haute résistance

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
TRA2009/06732 2009-09-01
TR200906732 2009-09-01

Publications (2)

Publication Number Publication Date
WO2011026817A2 true WO2011026817A2 (fr) 2011-03-10
WO2011026817A3 WO2011026817A3 (fr) 2011-07-14

Family

ID=43649702

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2010/062656 WO2011026817A2 (fr) 2009-09-01 2010-08-31 Porte de réfrigérateur haute résistance

Country Status (3)

Country Link
EP (1) EP2473803A2 (fr)
CN (1) CN102483289B (fr)
WO (1) WO2011026817A2 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2843329A3 (fr) * 2013-08-29 2015-11-11 BSH Hausgeräte GmbH Porte de réfrigérateur et réfrigérateur
KR20170093994A (ko) * 2015-04-27 2017-08-16 엘지전자 주식회사 도어를 갖는 냉장고 및 냉장고 도어 제조 방법
EP4113042A4 (fr) * 2020-02-26 2024-04-03 LG Electronics, Inc. Réfrigérateur

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014221316A1 (de) * 2014-10-21 2016-04-21 BSH Hausgeräte GmbH Verfahren zum Formen von Türblechen und damit hergestellte Tür

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000097550A (ja) 1998-09-18 2000-04-04 Sanyo Electric Co Ltd 冷蔵庫
DE202005014382U1 (de) 2005-09-12 2005-11-10 BSH Bosch und Siemens Hausgeräte GmbH Tür für ein Kältegerät
US20060265960A1 (en) 2005-05-27 2006-11-30 Maytag Corporation Refrigerator door with end cap
JP2008304075A (ja) 2007-06-05 2008-12-18 Sharp Corp 冷蔵庫
EP2023063A2 (fr) 2007-07-23 2009-02-11 BSH Bosch und Siemens Hausgeräte GmbH Elément de fermeture de bord de porte d'une porte d'appareil ménager

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003166779A (ja) * 2001-11-29 2003-06-13 Mitsubishi Electric Corp 冷蔵庫のドア構造
DE10208061B4 (de) * 2002-02-25 2015-01-22 BSH Bosch und Siemens Hausgeräte GmbH Kältegerätetür und damit ausgestattetes Kältegerät
JP4179244B2 (ja) * 2004-08-06 2008-11-12 三菱電機株式会社 冷蔵庫
WO2006112633A1 (fr) * 2005-04-20 2006-10-26 Lg Electronics Inc. Porte pour refrigerateur
KR20080001249A (ko) * 2006-06-29 2008-01-03 삼성전자주식회사 냉장고용 도어
JP2008045869A (ja) * 2007-10-30 2008-02-28 Mitsubishi Electric Corp 冷蔵庫用断熱扉体

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000097550A (ja) 1998-09-18 2000-04-04 Sanyo Electric Co Ltd 冷蔵庫
US20060265960A1 (en) 2005-05-27 2006-11-30 Maytag Corporation Refrigerator door with end cap
DE202005014382U1 (de) 2005-09-12 2005-11-10 BSH Bosch und Siemens Hausgeräte GmbH Tür für ein Kältegerät
JP2008304075A (ja) 2007-06-05 2008-12-18 Sharp Corp 冷蔵庫
EP2023063A2 (fr) 2007-07-23 2009-02-11 BSH Bosch und Siemens Hausgeräte GmbH Elément de fermeture de bord de porte d'une porte d'appareil ménager

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2843329A3 (fr) * 2013-08-29 2015-11-11 BSH Hausgeräte GmbH Porte de réfrigérateur et réfrigérateur
KR20170093994A (ko) * 2015-04-27 2017-08-16 엘지전자 주식회사 도어를 갖는 냉장고 및 냉장고 도어 제조 방법
KR102076192B1 (ko) * 2015-04-27 2020-02-11 엘지전자 주식회사 냉장고 및 냉장고의 도어 제조 방법
US10578349B2 (en) 2015-04-27 2020-03-03 Lg Electronics Inc. Refrigerator and control method for refrigerator and method for opening a refrigerator door
US11041670B2 (en) 2015-04-27 2021-06-22 Lg Electronics Inc. Refrigerator and control method for refrigerator and method for opening a refrigerator door
EP4113042A4 (fr) * 2020-02-26 2024-04-03 LG Electronics, Inc. Réfrigérateur

Also Published As

Publication number Publication date
WO2011026817A3 (fr) 2011-07-14
CN102483289A (zh) 2012-05-30
CN102483289B (zh) 2015-02-18
EP2473803A2 (fr) 2012-07-11

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