SE511472C2 - Vakuumisolerat kyl- eller frysskåp - Google Patents

Vakuumisolerat kyl- eller frysskåp

Info

Publication number
SE511472C2
SE511472C2 SE9800404A SE9800404A SE511472C2 SE 511472 C2 SE511472 C2 SE 511472C2 SE 9800404 A SE9800404 A SE 9800404A SE 9800404 A SE9800404 A SE 9800404A SE 511472 C2 SE511472 C2 SE 511472C2
Authority
SE
Sweden
Prior art keywords
opening
cabinet
freezer
plane
plastic
Prior art date
Application number
SE9800404A
Other languages
English (en)
Other versions
SE9800404L (sv
SE9800404D0 (sv
Inventor
Ilan Cohen
Anders Haegermarck
Original Assignee
Electrolux Ab
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 Electrolux Ab filed Critical Electrolux Ab
Priority to SE9800404A priority Critical patent/SE511472C2/sv
Publication of SE9800404D0 publication Critical patent/SE9800404D0/sv
Priority to DE69920071T priority patent/DE69920071T2/de
Priority to EP99850015A priority patent/EP0936428B1/en
Priority to US09/247,691 priority patent/US6158233A/en
Priority to JP11033951A priority patent/JPH11287549A/ja
Publication of SE9800404L publication Critical patent/SE9800404L/sv
Publication of SE511472C2 publication Critical patent/SE511472C2/sv

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D23/00General constructional features
    • F25D23/06Walls
    • F25D23/065Details
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L59/00Thermal insulation in general
    • F16L59/06Arrangements using an air layer or vacuum
    • F16L59/065Arrangements using an air layer or vacuum using vacuum
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D21/00Defrosting; Preventing frosting; Removing condensed or defrost water
    • F25D21/04Preventing the formation of frost or condensate
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D23/00General constructional features
    • F25D23/06Walls
    • F25D23/062Walls defining a cabinet
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2201/00Insulation
    • F25D2201/10Insulation with respect to heat
    • F25D2201/14Insulation with respect to heat using subatmospheric pressure

Landscapes

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

Description

15 20 25 30 35 511 472 2 tillträdesöppningen parallellt med dennas plan 16. Utrymmet 28 mellan mantlarna 20 och 22 är fyllt med ett isoleringsmaterial, exempelvis i form av ett plastskum, ett pulver eller fibrer.
En vakuumpump 30, som är permanent anordnad på skåpet, evakuerar luft, fuktighet och andra ämnen, som diffunderar genom mantlarna 20 och 22 in i utrymmet 28 från den omgivande atmosfären, så att ett tillfredsställande värmeisolerande vakuum av storleksordningen 0,1-10 mbar upprätthålls i utrymet 28. En intermittent och kan arbeta eller elektriskt genomsnittliga förbrukning av elektrisk effekt kan vara av sådan pump 30 kontinuerligt vara driven, varvid dess storleksordningen 2-10 watt Genom att en viss diffusion således tillåts genom mantlarna 20 och 22, kan dessa, jämfört med helt diffusionstäta mantlar, göras så mycket billigare, att kostnaden för vakuumpumpen 30 och dess drift uppvägs.
Respektive mantel 20 och 22 kan utgöras av ett laminat av olika plaster, så att en tillfredsställande balans mellan mekanisk styrka, diffusionshindrande förmåga och formbarhet vid exempelvis vakuumformning erhålls.
Den yttre manteln 22, hos vilken diffusionsbenägenheten är som störst eftersom den är den varmaste manteln, kan bestå av ett enda, 2 mm tjockt skikt av mineralfylld PE (polyetylen), som har en kombination av god mekanisk styrka, goda barriäregenskaper mot diffusion och god formbarhet.
Den inre manteln 20 kan bestå av ett inre, 1,7 m tjockt skikt 34 av PS medelst ett mellanliggande vidhäftningsskikt med ett yttre, 0,3 m tjockt skikt 36 av PE.
Genom beläggning av mantlarna med aluminiumfolie, en (polystyren) laminerat barriärplastfilm eller en diffusionshindrande lack, kan diffusionen in i utrymmet 28 nedbringas vid behov. Ãndpartierna 24 och 26 har en ändyta 38, som befinner sig i samma plan som ytterytan 40 hos yttermanteln 22. Under 26 är en ränna 42 utformad i yttermantelns 22 ändparti yttermanteln. Rännan 42, som sträcker sig runt öppningen 16, tjänar under tillverkningen av skåpkroppen 12 att hysa ena hälften av ett verktyg för att hålla ändpartierna 24 och 26 sammanpressade, när de svetsas eller limmas ihop. En elektriskt 10 511 472 3 motståndstràd 44 omgiven av en isolering 46 kan därefter placeras i ránnan 42 för att under skápets drift värma runt tillträdesöppningen och därigenom hindra fukt att kondensera där.
Skåpkroppen 12 omges vid öppningen 16 av en ram 48 av ett magnetiskt material såsom järn. Ramen 48, som har en L-formig profil, bildar fäste för gàngledselement 50, i vilka dörren är vridbart lagrad kring en vertikal axel 52. Magnettâtningar 54 hos dörren 18 tätar mot ramens 48 ena skänkel 56. Ramens 48 andra skánkel 58 täcker rännan 42.

Claims (2)

10 15 511 472 4 P a t e n t k r a v
1. Kyl- eller frysskåp, vars väggar innefattar en innermantel (22) mantlarna, pump (30) för att kännetecknat av att innermanteln (20) av plast, en yttermantel (28) försett av plast och en evakuerad värmeísolering mellan varvid skåpet är evakuera (20) och permanent med en isoleringen, (22) uppvisar var sitt ändparti yttermanteln (16) till skåpet som båda är riktade vid en tillträdesöppning (24 resp. 26), bort från öppningen i plan som är parallella med öppningens plan (16), varvid ändpartierna medelst svetsning eller limning är förenade med varandra längs en yta (21), som sträcker sig runt öppningen och är parallell med dennas plan (16).
2. Skåp enligt krav 1, kännetecknat av att ändpartierna (24 resp. 26) (40) ändparti slutar i plan (38) med yttermantelns (22) ytteryta och att en rànna (42) (22) (26). år bildad under yttermantelns
SE9800404A 1998-02-12 1998-02-12 Vakuumisolerat kyl- eller frysskåp SE511472C2 (sv)

Priority Applications (5)

Application Number Priority Date Filing Date Title
SE9800404A SE511472C2 (sv) 1998-02-12 1998-02-12 Vakuumisolerat kyl- eller frysskåp
DE69920071T DE69920071T2 (de) 1998-02-12 1999-01-29 Vakuumisolierter Kühl- oder Gefrierschrank
EP99850015A EP0936428B1 (en) 1998-02-12 1999-01-29 Vacuum insulated refrigerator or freezer cabinet
US09/247,691 US6158233A (en) 1998-02-12 1999-02-10 Vacuum insulated refrigerator or freezer cabinet
JP11033951A JPH11287549A (ja) 1998-02-12 1999-02-12 冷蔵庫及びフリ―ザ―キャビネット

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9800404A SE511472C2 (sv) 1998-02-12 1998-02-12 Vakuumisolerat kyl- eller frysskåp

Publications (3)

Publication Number Publication Date
SE9800404D0 SE9800404D0 (sv) 1998-02-12
SE9800404L SE9800404L (sv) 1999-08-13
SE511472C2 true SE511472C2 (sv) 1999-10-04

Family

ID=20410152

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9800404A SE511472C2 (sv) 1998-02-12 1998-02-12 Vakuumisolerat kyl- eller frysskåp

Country Status (5)

Country Link
US (1) US6158233A (sv)
EP (1) EP0936428B1 (sv)
JP (1) JPH11287549A (sv)
DE (1) DE69920071T2 (sv)
SE (1) SE511472C2 (sv)

Cited By (1)

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CN102494490A (zh) * 2011-12-23 2012-06-13 合肥美的荣事达电冰箱有限公司 冷柜

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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
US10052819B2 (en) 2014-02-24 2018-08-21 Whirlpool Corporation Vacuum packaged 3D vacuum insulated door structure and method therefor using a tooling fixture
US9476633B2 (en) 2015-03-02 2016-10-25 Whirlpool Corporation 3D vacuum panel and a folding approach to create the 3D vacuum panel from a 2D vacuum panel of non-uniform thickness
US10161669B2 (en) 2015-03-05 2018-12-25 Whirlpool Corporation Attachment arrangement for vacuum insulated door
US9897370B2 (en) 2015-03-11 2018-02-20 Whirlpool Corporation Self-contained pantry box system for insertion into an appliance
US9441779B1 (en) 2015-07-01 2016-09-13 Whirlpool Corporation Split hybrid insulation structure for an appliance
US10041724B2 (en) 2015-12-08 2018-08-07 Whirlpool Corporation Methods for dispensing and compacting insulation materials into a vacuum sealed structure
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
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
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
US11052579B2 (en) 2015-12-08 2021-07-06 Whirlpool Corporation Method for preparing a densified insulation material for use in appliance insulated structure
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102494490A (zh) * 2011-12-23 2012-06-13 合肥美的荣事达电冰箱有限公司 冷柜
CN102494490B (zh) * 2011-12-23 2013-07-03 合肥美的荣事达电冰箱有限公司 冷柜

Also Published As

Publication number Publication date
US6158233A (en) 2000-12-12
DE69920071T2 (de) 2005-09-22
SE9800404L (sv) 1999-08-13
EP0936428B1 (en) 2004-09-15
EP0936428A3 (en) 1999-10-06
SE9800404D0 (sv) 1998-02-12
EP0936428A2 (en) 1999-08-18
JPH11287549A (ja) 1999-10-19
DE69920071D1 (de) 2004-10-21

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