WO2012130580A2 - Appareil de froid équipé d'un ventilateur - Google Patents

Appareil de froid équipé d'un ventilateur Download PDF

Info

Publication number
WO2012130580A2
WO2012130580A2 PCT/EP2012/054003 EP2012054003W WO2012130580A2 WO 2012130580 A2 WO2012130580 A2 WO 2012130580A2 EP 2012054003 W EP2012054003 W EP 2012054003W WO 2012130580 A2 WO2012130580 A2 WO 2012130580A2
Authority
WO
WIPO (PCT)
Prior art keywords
chamber
wall
evaporator
fan
storage chamber
Prior art date
Application number
PCT/EP2012/054003
Other languages
German (de)
English (en)
Other versions
WO2012130580A3 (fr
Inventor
Wolfgang FLICKINGER
Hans Ihle
Michaela Malisi
Simon Schechinger
Rainer Weser
Felix Wiedenmann
Original Assignee
BSH Bosch und Siemens Hausgeräte GmbH
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 BSH Bosch und Siemens Hausgeräte GmbH filed Critical BSH Bosch und Siemens Hausgeräte GmbH
Priority to EP12707607.3A priority Critical patent/EP2691709B1/fr
Priority to PL12707607T priority patent/PL2691709T3/pl
Priority to CN201280015627.3A priority patent/CN103477166B/zh
Publication of WO2012130580A2 publication Critical patent/WO2012130580A2/fr
Publication of WO2012130580A3 publication Critical patent/WO2012130580A3/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
    • F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
    • F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
    • F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
    • F25D17/062—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation in household refrigerators
    • F25D17/065—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation in household refrigerators with compartments at different temperatures
    • 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
    • F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
    • F25D2317/06—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation
    • F25D2317/068—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation characterised by the fans
    • F25D2317/0681—Details thereof
    • 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
    • F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
    • F25D2317/06—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation
    • F25D2317/068—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation characterised by the fans
    • F25D2317/0683—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation characterised by the fans the fans not of the axial type

Definitions

  • the present invention relates to a refrigerator, in particular a household refrigerator, in NoFrost design.
  • a refrigerator in particular a household refrigerator, in NoFrost design.
  • a storage chamber and an evaporator chamber are partitioned and a fan drives one
  • NoFrost refrigerators are known, in which the fan is arranged at an inlet of the evaporator chamber, so that it sucks in air from the storage chamber and pushes it into the evaporator chamber.
  • the air flows in the evaporator chamber substantially vertically downwards and, when it leaves the evaporator chamber again, distributed in the storage chamber in various ways, some of which involve a significant deflection of the air flow.
  • the paths lead around in the storage chamber to extract boxes or between them, and the
  • Distribution of the cold air on the individual paths depends, among other things, on randomness in the location of the pull-out boxes, which influence the degree of deflection and the free cross-section of the paths. It is therefore difficult to ensure a uniform distribution of the cold air in the various ways and a uniform and reproducible temperature distribution in the storage chamber.
  • Object of the present invention is to provide a refrigeration device in which cold air can be evenly and reproducibly distributed in different ways within a storage chamber.
  • the object is achieved in which in a refrigeration device with a in at least a first storage chamber and at least one evaporator having evaporator chamber divided interior and a fan for driving air circulation between the storage chamber and the evaporator chamber of the fan is a radial fan, at a through hole of a the evaporator chamber is arranged by a distributor space separating wall with the passage opening crossing axis of rotation.
  • the radial fan sucks due to the design in the direction of its axis and blows the air sucked radially to the axis. It finds therefore purely by the design of the fan conditionally a deflection of the Air in the passage from the evaporator chamber into the distribution space instead.
  • the blown off by the fan across the axis of rotation air is distributed in the distribution space parallel to the wall and therefore, even if the dimensions of the distribution space in the direction of the axis of rotation of the fan are low, uniformly supply various emanating from the distribution space paths.
  • the radial fan is the evaporator in the direction of forced
  • the flow of the evaporator is much smoother, making better use of the evaporator surface available for heat exchange and thus increases the efficiency of the evaporator.
  • the distribution space is separated from the storage chamber by an intermediate wall having a plurality of openings each marking the beginning of one of the paths of the cold air through the storage chamber.
  • a motor of the fan is expediently mounted on the intermediate wall. This results in an admission of the storage chamber from back to front, whereby a much more homogeneous temperature distribution is achieved in cooperation with the air passages in the intermediate wall for the storage chamber.
  • the motor is preferably surrounded annularly by a fan wheel of the fan.
  • a recess open to the distributor space can be formed, into which a fan wheel of the fan engages.
  • Partition wall are preferably connected to form a structural unit.
  • the fan can be mounted to facilitate the assembly of the refrigerator.
  • the assembly comprising the said walls and optionally the fan is preferably removable from the interior to allow access to the evaporator chamber for repair or maintenance purposes.
  • a partition may be provided in the refrigerator to divide the interior into a second storage chamber and an area divided by the above-mentioned wall into the first storage chamber and the evaporator chamber.
  • a passage of the partition connects the evaporator chamber to the second bearing chamber to allow air to be drawn into the evaporator chamber from the second bearing chamber.
  • a channel adjoining this passage on the side of the second storage chamber preferably has an inlet in a region of the second storage chamber facing away from the dividing wall to ensure that the one driven by the fan
  • the storage chamber which is separated by the intermediate wall of the evaporator chamber, designed as a cold storage compartment, over which the second, designed as a cooling compartment storage chamber is arranged.
  • FIG. 1 shows a section through a refrigerator according to a first embodiment of the
  • Fig. 3 is a section according to a third embodiment of the invention.
  • Fig. 1 shows a combination refrigerator with two storage chambers, a normal refrigerated compartment 1 and a cold storage compartment 2, between which a heat-insulating partition wall 3 is inserted.
  • an evaporator chamber 6 is divided by a vertical, parallel to a rear wall 4 of the body of the refrigerator wall 5, in which an evaporator, here a finned evaporator 7, is mounted.
  • the wall 5 has a circular opening 8 in its lower region, below the finned evaporator 7. Behind this opening, a fan motor 9 is mounted on the rear wall 4, which drives a paddle wheel 1 1 arranged in front of the wall 5 via a shaft 10 crossing the opening 8 ,
  • the paddle wheel 1 1 has a substantially flat base plate 12, from the edge of a plurality of blades 13 protrude in the direction of the rear wall 4.
  • the vanes are oriented substantially radially with respect to the axis of rotation 28 of the impeller 11, so that rotation of the impeller 1 1 from the blades 13 detected air transversely to the axis of rotation 28 of these drives and so parallel to the wall 5 in flow
  • Distributor space 15 generated, which is bounded on the one hand by the wall 5 and on the other hand by the wall 5 opposite backs of pull-out boxes 14.
  • the air thus accumulates uniformly in the entire distributor space 15 and, when it escapes, distributes itself to all the flow paths leading away from the distributor space 15, i. all gaps 16 between two pull-out boxes 14, between the upper pull-out box 14 and the dividing wall 3 or between the lowermost pull-out box 14 and a bottom of the cold storage compartment 2 are supplied with cold air from the evaporator chamber 6.
  • a leading from the normal refrigeration compartment 1 back to the evaporator chamber 6 channel 19 is bounded by a along the rear wall 4 of the partition wall 3 to near the ceiling of the normal refrigeration compartment 1 extending wall 20.
  • the air must therefore, to the To achieve inlet 21 of the channel 20, ascend over the entire height of the normal refrigeration compartment 1, so that here too a homogeneous temperature distribution is achieved.
  • FIG. 2 shows a further developed embodiment in a section analogous to FIG. 1.
  • Evaporator chamber 6 through walls 3, 5 is the same as in the embodiment of Fig. 1;
  • Transition wall 22 are aligned with the gaps 16 to ensure an unimpeded transition of the air into the gaps 16.
  • a radial fan with a motor 9 and a paddle wheel 11 at an opening 8 of the wall 5 is arranged to suck air from the evaporator chamber 6 and ejected transversely to its axis of rotation 28 in the distributor space 15.
  • the fan is completely mounted in the distribution space 15, and its motor 9 is fixed to the intermediate wall 22.
  • the fan, the intermediate wall 22 and the wall 5 connected to it form a structural unit which can be mounted as a whole in the refrigerator and also removed again to the
  • Evaporator 7 and a condensate collecting channel 24 at the foot of the rear wall 4 expose when this is required for cleaning or maintenance purposes, such as to free a leading of the condensate collection channel 24 into the outside drainage channel of deposits.
  • the intermediate wall 22 completely covers the rear wall 4 below the dividing wall 3 and forms a cleaning-friendly flat surface which extends in both directions from one side wall of the refrigerator body to the other and in the vertical direction from the dividing wall 3 to a ceiling 25 of a
  • the wall 5 has a recess 27 around the opening 8 to accommodate the paddle wheel 11, in the embodiment of Fig. 3, the wall 5 is flat, and the base plate 12 of the paddle wheel 11 has the shape a bowl in which the attached to the wall 20 fan motor 9 is received.
  • the blades 13 protrude from an outside of the bowl 9 facing away from the motor, wherein they overlap in the axial direction with the motor 9.
  • Such a design of the fan and the wall 5 is particularly useful when the depth of the evaporator chamber 6 is low and no space for a depression of the wall 5.
  • the depth of the evaporator chamber 6 can be kept low in particular if, as shown in Fig.
  • the finned evaporator is replaced by a free-hanging plate-shaped evaporator, in particular a Rollbond evaporator 27.
  • a free-hanging plate-shaped evaporator in particular a Rollbond evaporator 27.

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)
  • Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)

Abstract

L'invention concerne un appareil de froid, notamment un appareil de froid ménager, comprenant un compartiment intérieur divisé en au moins une première chambre de stockage (2) et une chambre d'évaporateur (6). Un ventilateur (9-13) servant à entraîner une circulation d'air entre la chambre de stockage (2) et la chambre d'évaporateur (6) se présente sous la forme d'un ventilateur radial qui est agencé sur une ouverture de passage (8) d'une paroi (5) séparant la chambre d'évaporateur (6) d'une chambre de répartition (15) et qui présente un axe de rotation (28) croisant l'ouverture de passage (8).
PCT/EP2012/054003 2011-03-28 2012-03-08 Appareil de froid équipé d'un ventilateur WO2012130580A2 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP12707607.3A EP2691709B1 (fr) 2011-03-28 2012-03-08 Appareil de froid équipé d'un ventilateur
PL12707607T PL2691709T3 (pl) 2011-03-28 2012-03-08 Urządzenie chłodzące z wentylatorem
CN201280015627.3A CN103477166B (zh) 2011-03-28 2012-03-08 具有通风器的制冷器具

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102011006251.3 2011-03-28
DE102011006251A DE102011006251A1 (de) 2011-03-28 2011-03-28 Kältegerät mit Lüfter

Publications (2)

Publication Number Publication Date
WO2012130580A2 true WO2012130580A2 (fr) 2012-10-04
WO2012130580A3 WO2012130580A3 (fr) 2013-04-25

Family

ID=45808994

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2012/054003 WO2012130580A2 (fr) 2011-03-28 2012-03-08 Appareil de froid équipé d'un ventilateur

Country Status (5)

Country Link
EP (1) EP2691709B1 (fr)
CN (1) CN103477166B (fr)
DE (1) DE102011006251A1 (fr)
PL (1) PL2691709T3 (fr)
WO (1) WO2012130580A2 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11306960B2 (en) * 2018-12-19 2022-04-19 Samsung Electronics Co., Ltd. Refrigerator having detachable cooling module

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20160009533A (ko) 2013-03-05 2016-01-26 엘지전자 주식회사 냉장고
DE102014213183A1 (de) 2014-07-08 2016-01-14 BSH Hausgeräte GmbH Kältegerät mit zwei Verdichtern
DE102014016212A1 (de) * 2014-10-31 2016-05-04 Liebherr-Hausgeräte Lienz Gmbh Kühl- und/oder Gefriergerät
DE102016206978A1 (de) * 2016-04-25 2017-10-26 BSH Hausgeräte GmbH Haushaltskältegerätevorrichtung

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0793066A2 (fr) 1996-03-01 1997-09-03 Liebherr-Hausgeräte Gmbh Réfrigérateur avec compartiments de refroidissement à des températures différentes
EP1293739A2 (fr) 2001-09-12 2003-03-19 Electrolux Home Products Corporation N.V. Appareil frigorifique à deux compartiments de rangement superposés et un évaporateur assisté par un ventilateur

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3103797A (en) * 1961-03-30 1963-09-17 Hupp Corp Refrigerators
JP2000274912A (ja) * 1999-03-25 2000-10-06 Mitsubishi Electric Corp 冷蔵庫の送風装置
JP2002267330A (ja) * 2001-03-07 2002-09-18 Toshiba Corp 冷蔵庫
KR100404117B1 (ko) * 2001-08-03 2003-11-03 엘지전자 주식회사 냉장고의 냉기 유동 발생구조
RU2004128255A (ru) * 2002-02-22 2005-04-10 Мултибрас С.А. Элетродоместикос (Br) Воздуховодное канальное устройство для холодильника
KR100550529B1 (ko) * 2003-12-30 2006-02-10 엘지전자 주식회사 냉장고용 원심팬
KR100584269B1 (ko) * 2004-04-29 2006-05-26 엘지전자 주식회사 냉장고의 냉기 순환구조
KR100811488B1 (ko) * 2006-05-19 2008-03-07 엘지전자 주식회사 냉장고
KR101328959B1 (ko) * 2007-11-05 2013-11-14 엘지전자 주식회사 음식물 보관기기

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0793066A2 (fr) 1996-03-01 1997-09-03 Liebherr-Hausgeräte Gmbh Réfrigérateur avec compartiments de refroidissement à des températures différentes
EP1293739A2 (fr) 2001-09-12 2003-03-19 Electrolux Home Products Corporation N.V. Appareil frigorifique à deux compartiments de rangement superposés et un évaporateur assisté par un ventilateur

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11306960B2 (en) * 2018-12-19 2022-04-19 Samsung Electronics Co., Ltd. Refrigerator having detachable cooling module

Also Published As

Publication number Publication date
CN103477166B (zh) 2016-06-01
WO2012130580A3 (fr) 2013-04-25
EP2691709A2 (fr) 2014-02-05
PL2691709T3 (pl) 2021-02-08
CN103477166A (zh) 2013-12-25
DE102011006251A1 (de) 2012-10-04
EP2691709B1 (fr) 2020-08-19

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