EP2568236A2 - Compartiment - Google Patents

Compartiment Download PDF

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Publication number
EP2568236A2
EP2568236A2 EP12006266A EP12006266A EP2568236A2 EP 2568236 A2 EP2568236 A2 EP 2568236A2 EP 12006266 A EP12006266 A EP 12006266A EP 12006266 A EP12006266 A EP 12006266A EP 2568236 A2 EP2568236 A2 EP 2568236A2
Authority
EP
European Patent Office
Prior art keywords
compartment
interior
closure element
illumination means
illumination
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP12006266A
Other languages
German (de)
English (en)
Inventor
Thomas Dipl.-Ing. Ertel
Thomas Dipl.-Ing. Gindele (Fh)
Achim Hillmer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Liebherr Hausgeraete Ochsenhausen GmbH
Original Assignee
Liebherr Hausgeraete Ochsenhausen 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 Liebherr Hausgeraete Ochsenhausen GmbH filed Critical Liebherr Hausgeraete Ochsenhausen GmbH
Publication of EP2568236A2 publication Critical patent/EP2568236A2/fr
Withdrawn legal-status Critical Current

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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
    • F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
    • F25D11/02—Self-contained movable devices, e.g. domestic refrigerators with cooling 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
    • 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
    • F25D17/042—Air treating means within refrigerated spaces
    • 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
    • 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
    • F25D27/00—Lighting arrangements
    • 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
    • F25D23/025—Secondary closures
    • 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
    • F25D2317/04—Treating air flowing to refrigeration compartments
    • F25D2317/041—Treating air flowing to refrigeration compartments by purification
    • F25D2317/0413—Treating air flowing to refrigeration compartments by purification by humidification

Definitions

  • the present invention relates to a compartment, in particular a compartment of a refrigerator and / or freezer, which preferably serves to receive baked goods, in particular bread.
  • the present invention has for its object to provide a compartment by means of which the storage life of food, especially bread can be extended.
  • a lower temperature is adjustable in the interior of the compartment than the usual room temperature, which is usually in the range of about 20 ° C, and in that further means of illumination are provided by the at least an operating state of the illumination means the interior of the compartment is partially or completely illuminated by blue light.
  • the present invention is therefore based on the idea to increase the storage life, in particular of baked goods and to reduce the likelihood of its occurrence by lower temperatures prevail in the compartment than room temperature and by the interior of the compartment at least temporarily or also permanently lit by blue light. It has been found that blue light, for example at a wavelength in the range of 440 nm to 460 nm and preferably at a wavelength of 450 nm, has the property of reducing or preventing mold infestation since blue light is disturbing to molds and their growth inhibits or destroys them.
  • means are provided by which the temperature in the interior of the compartment is kept above the dew point temperature. It is conceivable, for example, to maintain the temperature in the compartment just above the dewpoint temperature of 19 ° C. at a room temperature of 25 ° C. and 70% relative atmospheric humidity.
  • the temperature which prevails in the interior of the compartment can, for example, be kept at> 10 ° C. and preferably at> 12 ° C.
  • Preferred is a temperature range of> 12 ° C and ⁇ 20 ° C or ⁇ 25 ° C, d. H. a temperature that is below the usual room temperature.
  • means are provided by which the humidity in the interior of the compartment can be raised or maintained at a certain level, these means include, for example, one or more water dishes and / or zeolites whose use z , B. from wine storage cabinets is known.
  • these means are thus arranged in the compartment, so that the humidity in the interior of the compartment can be raised. It comes as considered a moistening by one or more water dishes or a Zeolithbeladung etc.
  • the aforementioned illumination means or other illumination means are provided, which are designed such that the interior of the compartment can be illuminated with light in the wavelength range from 390 nm to 600 nm or also with UV light.
  • the stored material in the compartment can also be illuminated by at least one light source which emits UV light, ie, light in a wavelength range of preferably ⁇ 395 nm.
  • surface illumination means are provided as illumination means, which are preferably arranged on one or more inner sides of the walls of the compartment and / or that the illumination means comprise one or more LEDs and / or OLEDs or from one or more of insist on this.
  • planar light source such as an OLED covering individual or all walls of the interior of the compartment.
  • the illumination means are designed such that the illumination of the interior of the compartment permanently clocked or otherwise takes place temporarily.
  • a timed or only temporary illumination of the interior can be provided in order to save energy. It is conceivable that the user or a service technician can set which of these lighting modes he desires, d. H. a continuous irradiation even with closed closure element, a temporary irradiation or a pulsed irradiation.
  • the light color and / or the direction in which the light is emitted can be changed. So it is possible that the light source or the lighting means have the ability to change the light color. This can be realized, for example, by using a plurality of different LEDs or OLEDs or other luminous bodies. Regardless, there is the possibility that the illumination means are arranged so that they emit light in one direction only or in different or even opposite directions.
  • the illumination means are designed so that they release heat for the purpose of temperature increase or - setting in the compartment.
  • the light source or the illumination means for raising the temperature in said compartment d. H. for example, in the bread tray or Reifefach serve etc.
  • some and preferably all walls of the inside of the compartment have smooth surfaces.
  • a reflective material for example with an aluminum foil.
  • the compartment has at least one closure element, in particular a door or flap, with which the interior of the compartment can be closed, wherein it is preferably provided that the closure element hermetically seals the interior of a compartment.
  • the closure element hermetically seals the interior of a compartment.
  • the size of the compartment is based for example on the size of a commercially available loaf of bread, so that dehydration is also minimized.
  • the compartment has means or is in communication with means by means of which the volume of the compartment can be adapted to the loading. So it is conceivable, for example, lateral walls or a lower or upper wall of the To change the compartment in their position so that the volume of the compartment can be adjusted accordingly.
  • At least one control or regulation unit is provided, which communicates with the illumination means such that the illumination means are activated permanently or only when the closure element of the compartment and / or the device is opened.
  • the illumination means emit light even when the closure element is closed, since during this time mold can also be counteracted. It is conceivable that the lighting means are switched off with a time delay after the closure element has been opened. In this way, an influence of the blue light on the appearance of the stored goods can be prevented without affecting the functional control. In other words, the user of the device recognizes the blue light when opening the closure element. After a certain period of time after the closure element has been opened, another illumination, such as switching to white light, for example, is then easily recognizable by the user for the stored goods.
  • the lighting means with the door open or other closure element of the device and / or the compartment as a light source for the entire interior of the device or a part of this serve by the cooled interior z. B. illuminate with white light.
  • the closure element of the device and / or the compartment is closed, it is conceivable that only a lighting of the compartment by the lighting means z. B. is done with blue light.
  • the lighting can be designed in such a way that it emits light permanently or permanently, or only temporarily, for example, only when stored goods are in the compartment.
  • the lighting means can turn on automatically or be switchable via a switch.
  • the user can decide whether the illumination of the stored goods is desired by blue light or not.
  • the present invention further relates to a refrigerator and / or freezer with at least one compartment, which preferably serves for receiving baked goods, in particular bread, wherein the compartment is in particular a compartment according to one of claims 1 to 7.
  • the illumination means are designed such that they illuminate the interior of the compartment partially or completely by blue light in at least one operating state. This has the above-mentioned positive effect that the formation of mold is counteracted.
  • the compartment of the refrigerator and / or freezer is a separate area of the device.
  • the compartment may be designed according to one of claims 1 to 7, so that reference is made to the above statements.
  • the illumination means of the compartment are designed in such a way or are in communication with a control or regulation unit, which causes the lighting means with open closure element, in particular with the door open of the device and / or the compartment
  • the refrigerated interior of the device also partially or completely illuminate areas or areas other than the said compartment and, with the closure element closed, illuminate only the interior of said compartment, but not other areas of the refrigerator and / or freezer.
  • the light color of the light emitted by the illumination means is different when the closure element is open than when the closure element is closed.
  • the illumination means after and / or during the opening of the closure element of the device, in particular the door serve as a light source for the entire interior of the cooling device.
  • the illumination means only the interior of said compartment, for example a bread tray with z. B. illuminate blue light.
  • the illumination of the interior when the closure element is open can then take place, for example, by means of white light, so that the cooled storage goods can be easily recognized by the user.
  • the compartment is located in the cooled interior of the device up or down, wherein it is preferably provided that the compartment no temperature sensor is assigned. It is conceivable, for example, that the said compartment is located in the device above or below, or generally where it adjoins with relatively high surface to warmer temperatures that are set in the device. This has the advantage that the cooling of the compartment can be done with minimal energy consumption by the device and also the control of the compartment can be made very simple.
  • the compartment is placed on top, for example, at the top of the inner container can be dispensed with by appropriate dimensioning of the insulation and the vote of the control on a temperature sensor on the compartment, which brings appropriate cost advantages.
  • the single FIGURE shows an inventive refrigerator and / or freezer with the door open.
  • the single FIGURE shows a front view of an inventive refrigerator and / or freezer with a body 10, an inner container 20 and a door 30.
  • the door 30 and the inner container 20 surround the cooled interior 40 of the device.
  • Between the outer housing 10 and the inner container 20 is an isolation, not shown, for example in the form of PU foam.
  • the so-called light compartment or bread tray 50 which is closed by a front flap, door or drawer 60 or the like.
  • said compartment 50 has its own closure element 60, which may be open or closed when the door 30 of the refrigerator and / or freezer is open, as required by the user.
  • the invention also encompasses that the compartment does not have its own closure element but is closed by means of the closure element of the device, for example a door, flap or drawer.
  • closure element used in the context of the present invention can thus designate the closure element of the device and / or, if present, the closure element of the compartment.
  • OLEDs or LEDs that emit blue light with a wavelength of 450 nm at least in one operating state. This lighting can be set permanently or also on request by the user or depending on a parameter, such as the loading state of said compartment 50.
  • door 60 of the compartment 50 closes this airtight, so that dehydration is minimized.
  • the separated area 50 of the refrigerator and / or freezer there is preferably a lower temperature than room temperature, and preferably a temperature of> 12 ° C.
  • the temperature in this area is always kept above the dew point temperature.
  • it is ensured that the humidity in the compartment is maintained, for example by moistening with water dishes, zeolites, etc.
  • the light source is in operation, d. H. There is the irradiation of the stored material therein with blue light, which counteracts the formation of mold.
  • said compartment 50 is located at the top of the unit, which is usually the highest temperature of the refrigerated compartment, the desired temperature in the preferred temperature range of> 12 ° C and can be used with minimum energy input through the unit be set smaller than room temperature.
  • said compartment 50 which may constitute a portion of the refrigerated interior of the refrigerator and / or freezer, an atmosphere can be created in which a lower temperature than room temperature prevails and increased humidity, d. H. humidity higher than atmospheric humidity, as it would be without additional humectants. Due to the additional irradiation by blue light, the storage life of baked goods such as bread, but also of fruit, especially of tropical fruits can be extended, especially because it acts effectively against the mold due to the lighting.

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)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
  • Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
EP12006266A 2011-09-08 2012-09-05 Compartiment Withdrawn EP2568236A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102011113476 2011-09-08
DE201110115978 DE102011115978A1 (de) 2011-09-08 2011-10-13 Kompartiment

Publications (1)

Publication Number Publication Date
EP2568236A2 true EP2568236A2 (fr) 2013-03-13

Family

ID=46826213

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12006266A Withdrawn EP2568236A2 (fr) 2011-09-08 2012-09-05 Compartiment

Country Status (2)

Country Link
EP (1) EP2568236A2 (fr)
DE (1) DE102011115978A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015165531A1 (fr) * 2014-04-30 2015-11-05 Arcelik Anonim Sirketi Appareil de réfrigération doté d'un compartiment de conservation de pain, et compartiment de conservation de pain comprenant un poste de tranchage de pain

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5946919A (en) * 1997-05-02 1999-09-07 Sharper Image Corp. Food conservator system
US6477853B1 (en) * 2001-03-07 2002-11-12 Ramin Khorram System for prolonging useful life of foodstuffs in a refrigerator
WO2007068645A1 (fr) * 2005-12-16 2007-06-21 Arcelik Anonim Sirketi Refrigerateur equipe d'une lampe irradiant les aliments qui s'y trouvent
US7670018B2 (en) * 2006-05-16 2010-03-02 Lg Electronics Inc. Illumination device for refrigerator and method of controlling the same
JP5359174B2 (ja) * 2007-10-31 2013-12-04 パナソニック株式会社 冷蔵庫

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
None

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015165531A1 (fr) * 2014-04-30 2015-11-05 Arcelik Anonim Sirketi Appareil de réfrigération doté d'un compartiment de conservation de pain, et compartiment de conservation de pain comprenant un poste de tranchage de pain

Also Published As

Publication number Publication date
DE102011115978A1 (de) 2013-03-14

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