[go: up one dir, main page]

WO2013050468A1 - Lave-vaisselle comprenant une unité de déshumidification - Google Patents

Lave-vaisselle comprenant une unité de déshumidification Download PDF

Info

Publication number
WO2013050468A1
WO2013050468A1 PCT/EP2012/069618 EP2012069618W WO2013050468A1 WO 2013050468 A1 WO2013050468 A1 WO 2013050468A1 EP 2012069618 W EP2012069618 W EP 2012069618W WO 2013050468 A1 WO2013050468 A1 WO 2013050468A1
Authority
WO
WIPO (PCT)
Prior art keywords
tub
receptacle
dishwasher
air
dehumidifying unit
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.)
Ceased
Application number
PCT/EP2012/069618
Other languages
English (en)
Inventor
Yusuf Koc
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.)
Arcelik AS
Original Assignee
Arcelik AS
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 AS filed Critical Arcelik AS
Priority to EP12768825.7A priority Critical patent/EP2763578A1/fr
Publication of WO2013050468A1 publication Critical patent/WO2013050468A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Images

Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00—Washing or rinsing machines for crockery or tableware
    • A47L15/42—Details
    • A47L15/48—Drying arrangements
    • A47L15/481—Drying arrangements by using water absorbent materials, e.g. Zeolith
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00—Washing or rinsing machines for crockery or tableware
    • A47L15/42—Details
    • A47L15/4246—Details of the tub

Definitions

  • the present invention relates to a dishwasher comprising a dehumidifying unit that provides energy saving.
  • dehumidifying step of dishwasher washing programs it is aimed to remove the water remaining on the dishes and also to prevent the moisture in the tub from leaving stains on the dishes getting cold by condensing.
  • the last rinsing step is performed with hot water in order to remove the water remaining on the dishes in an easier way in the dehumidifying step. This requires a great amount of energy to be consumed for heating the water.
  • dehumidifying elements comprising reversible type moisture adsorbent materials are used. Adsorbent materials can adsorb moisture upto the saturation point and at that moment emit heat to its surroundings. In the state of the art, zeolite is used as moisture adsorbent in dishwashers.
  • Humid air received from the tub by means of the fan is sent to the zeolite-comprising container and after heating up and leaving its moisture therein, the said air is again directed into the tub.
  • an effective dehumidification process is realized by vaporizing the water on the dishes without requiring the hot rinsing step.
  • the heat emitted by the zeolite to its surroundings during desiccation is also emitted to the outside of the tub.
  • the zeolite that fills its desiccation capacity is regenerated at the next washing step by being heated up to high temperatures by means of a heater placed therein or thereabout and can be used again.
  • the high temperature provided by the operation of the heater dissipates from the dehumidifying unit comprising zeolite into the body at the outside of the tub. Therefore, thermal loss occurs and energy consumption increases.
  • a dryer device having a dehumidifying unit and a receiving chamber with two compartments.
  • the aim of the present invention is the realization of a dishwasher comprising a dehumidifying unit that provides energy saving.
  • the dishwasher realized in order to attain the aim of the present invention, explicated in the first claim and the respective claims thereof, comprises a tub wherein the washing process is performed, a desiccant material that desiccates the air passing therethrough, a dehumidifying unit having at least one heater that provides the desiccant material to regenerate by transferring heat thereto by means of transmission and convection, an inlet port that provides entry of air therein and an outlet port that provides the air therein to be transmitted to the tub, and at least one receptacle which is integrated to the inner wall of the tub, and wherein the desiccant material is located and the dehumidifying unit is placed.
  • hot water is delivered to the tub during the washing of the dishes placed in the dishwasher.
  • the temperature of the tub increases.
  • the temperature of the receptacle integrated to the tub also increases and the desiccant material is provided to be heated.
  • the amount of heat dissipating from the desiccant material to the tub increases.
  • the air passing through the dehumidifying unit is desiccated by means of the desiccant material. Meanwhile, the desiccant material emanates heat. Furthermore, the heater operates and provides the temperature of the receptacle to increase during the regeneration of the desiccant material. The air heated by the effect of the heater dissipates from the receptacle into the tub.
  • the receptacle is produced with the tub as a single piece.
  • the dishwasher comprises at least one receptacle that extends from the tub wall in the form of a protrusion.
  • the receptacle is located close to the dishes inside the tub.
  • the dishwasher comprises a receptacle that extends from the wall of the tub in the form of a protrusion and a tub inlet that provides entry of air into the tub and a tub outlet that provides the air in the tub to be discharged, a fan which extends between the tub inlet and the tub outlet and which sucks the humid air inside the tub and delivers it towards the dehumidifying unit, and at least one ventilating duct whereon the dehumidifying unit and the fan are located.
  • the humid air received from inside the tub is directed to the ventilating duct by means of the fan.
  • the humid air moving through the ventilating duct enters the receptacle by means of the inlet port.
  • the air that is desiccated while passing through the desiccant material is delivered to the ventilating duct by passing through the outlet port.
  • the air is transmitted into the tub by means of the tub inlet.
  • the desiccant material emanates heat while the humid air is desiccated. Since the receptacle is located inside the tub, the tub is also heated together with the receptacle and the thermal energy generated during the dehumidification of the humid air is used for drying the dishes located inside the tub.
  • the dishwasher comprises at least one protector member that is located in the vicinity of the tub inlet and prevents the entry of water into the ventilating duct.
  • the receptacle surface facing the wall of the tub is coated with insulation material.
  • the desiccant material located inside the dehumidifying unit is also provided to be heated.
  • the temperature of the desiccant material is increased before the desiccation process and thus, increase in the amount of heat emanated during desiccation is provided.
  • the efficiency provided by the desiccant material for heating or drying of the dishes is increased.
  • the heat emanated during the regeneration and dehumidification processes is prevented from damaging the electronic components.
  • Figure 1 – is the schematic view of the dishwasher of the present invention.
  • Figure 2 – is the schematic view of a dishwasher having a receptacle.
  • Figure 3 – is the schematic view of the dishwasher having a receptacle wherein the dehumidifying unit is placed.
  • the dishwasher (1) comprises a body (2), a tub (3) which is placed into the body (2) such that a gap remains therebetween and wherein the washing process is performed, a dehumidifying unit (9) which has a desiccant material (4) which desiccates the air received from the tub (3) while the air passes therethrough, at least one heater (6) used for the regeneration of the desiccant material (4), at least one inlet port (7) providing the entry of air therein and at least one outlet port (8) enabling the air exiting therefrom to be discharged to the outer environment, and a receptacle (5) wherein the dehumidifying unit (9) is located and which is integrated with the tub (3) ( Figure 1).
  • the temperature inside the tub (3) increases with the effect of the hot water.
  • the temperature of the receptacle (5) that is integrated with the tub (3) also increases.
  • the temperature of the desiccant material (4) also increases.
  • the temperature of the desiccant material (4) is increased before the desiccation process and thus, increase in the amount of heat emanated during desiccation is provided.
  • the drying efficiency is increased by means of the heat dissipating from the receptacle (5) into the tub (3).
  • humid air in the tub (3) is transferred to the dehumidifying unit (9) through the inlet port (7).
  • the air passing through the dehumidifying unit (9) is desiccated by means of the desiccant material (4).
  • the desiccant material (4) the moisture of which is retained upto the saturation point, emanates heat.
  • the emanated heat dissipates from the receptacle (5) into the tub (3) and provides the tub (3) to be heated.
  • the tub (3) integrated with the receptacle (5) is also provided to be heated.
  • the air dehumidified and heated in the dehumidifying unit (9) is delivered onto the dishes by passing through the outlet port (8) and thus, the water remaining on the dishes is removed.
  • the desiccant material (4) saturated with moisture in the drying step is regenerated in the next washing step and regains its desiccant characteristic.
  • the regeneration process is realized between the cold washing and the hot washing steps of the next washing program.
  • the heater (6) also operates.
  • the heater (6) provides the desiccant material (4) located therearound to be regenerated by transferring heat to it.
  • the air the temperature of which increases by passing through the receptacle (5) heated by the effect of the heater (6), dissipates into the tub (3).
  • the heat dissipating from the heater (6) is used for heating the inside of the tub (3) and provides the water remaining on the dishes to be removed. Furthermore, the heat emanated during the operation of the heater (6) is provided to remain inside the tub (3) and thus the electronic components close to the receptacle (5) are prevented from being damaged by the heat.
  • the receptacle (5) is produced with the tub (3) as a single piece. Thus, an additional operation is not required for mounting the receptacle (5) into the tub (3).
  • the dishwasher (1) comprises a receptacle (5) that extends from the base of the tub (3) towards the inside of the tub (3).
  • the dehumidifying unit (9) is placed into the tub (3) by means of the receptacle (5).
  • the humid air in the tub (3) is transmitted to the dehumidifying unit (9) through the inlet port (7).
  • the desiccant material (4) which retains moisture upto the saturation point, emanates heat.
  • the emanated heat passes through the receptacle (5) and is directed into the tub (3).
  • the heat dissipating from the dehumidifying unit (9) is used for heating the inside of the tub (3) and provides the water remaining on the dishes to be removed ( Figure 1).
  • the dishwasher (1) comprises the receptacle (5) which extends from the base of the tub (3) towards the outside of the tub (3), a tub inlet (12) which provides entry of air into the tub (3) and a tub outlet (13) which provides the air in the tub (3) to be discharged, a fan (10) which sucks the humid air inside the tub (3) and delivers it towards the dehumidifying unit (9), and a ventilating duct (14) which extends between the tub inlet (12) and the tub outlet (13) and whereon the dehumidifying unit (9) and the fan (10) are located.
  • the dehumidifying unit (9) is placed into the tub (3) by means of the receptacle (5).
  • the humid air received from inside the tub (3) is directed to the dehumidifying unit (9) by means of the fan (10).
  • the humid air is received into the receptacle (5) by passing through the inlet port (7) by means of the ventilating duct (14).
  • the air propelled by the fan (10) reaches the outlet port (8) by moving through the receptacle (5).
  • the heated air is directed from the outlet port (8) into the tub (3) by means of the ventilating duct (14).
  • Heat is emanated by the dehumidifying unit (9) during regeneration or during the operation of the heater (6).
  • the tub (3) integrated with the receptacle (5) is also provided to be heated by the emanated heat.
  • the heat dissipating from the dehumidifying unit (9) during regeneration or desiccation is used for heating the inside of the tub (3) and provides the water remaining on the dishes to be removed (Figure 2, Figure 3).
  • the receptacle (5) walls facing the body (2) are coated with insulation material.
  • heat loss towards the outside of the tub (3) is prevented.
  • the heat emanated during the operation of the heater (6) is provided to remain inside the tub (3) and thus the electronic components close to the receptacle (5) are prevented from being damaged.
  • the dishwasher (1) comprises at least one protector member (11) that is located between the tub inlet (12) and the ventilating duct (14) and prevents the entry of water into the ventilating duct (14) from the tub (3).
  • the protector member (11) is shaped as an umbrella. The water inside the tub (3) is prevented from entering the dehumidifying unit (9) by the ventilating duct (14) ( Figure 3).
  • the desiccant material (4) has reversible feature.
  • zeolite is used as the desiccant material (4).
  • a dishwasher (1) is realized that comprises a receptacle (5) integrated with the tub (3), the temperature of which increases by means of the hot water in the washing step.
  • the heat of the tub (3) is transmitted to the receptacle (5) integrated thereto and to the desiccant material (4) inside the receptacle (5).
  • the temperature of the desiccant material (4) is increased before the desiccation process and thus, increase in the amount of heat emanated during desiccation is provided.
  • the drying efficiency is increased by means of the heat dissipating from the receptacle (5) into the tub (3).
  • the heat energy dissipated to the environment by the dehumidifying unit (9) is used for heating the inside of the tub (3).

Landscapes

  • Drying Of Gases (AREA)
  • Washing And Drying Of Tableware (AREA)

Abstract

La présente invention se rapporte à un lave-vaisselle (1) qui comprend une unité de déshumidification (9) qui comporte un matériau dessicant (4) qui dessèche l'air qui passe à travers celui-ci, au moins un dispositif de chauffage (6) utilisé pour la régénération du matériau dessicant (4), au moins un orifice d'admission (7) qui permet à l'air qui sort de la cuve (3) d'entrer dans l'unité de déshumidification (9) et au moins un orifice de sortie (8) qui permet à l'air qui sort de l'unité de déshumidification (9) d'être introduit dans la cuve (3).
PCT/EP2012/069618 2011-10-04 2012-10-04 Lave-vaisselle comprenant une unité de déshumidification Ceased WO2013050468A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP12768825.7A EP2763578A1 (fr) 2011-10-04 2012-10-04 Lave-vaisselle comprenant une unité de déshumidification

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
TR201109817 2011-10-04
TRA2011/09817 2011-10-04

Publications (1)

Publication Number Publication Date
WO2013050468A1 true WO2013050468A1 (fr) 2013-04-11

Family

ID=46970308

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2012/069618 Ceased WO2013050468A1 (fr) 2011-10-04 2012-10-04 Lave-vaisselle comprenant une unité de déshumidification

Country Status (2)

Country Link
EP (1) EP2763578A1 (fr)
WO (1) WO2013050468A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015003931A1 (fr) * 2013-07-10 2015-01-15 Arcelik Anonim Sirketi Appareil ménager utilisant un agent déshydratant dans l'étape de séchage
CN104958057A (zh) * 2015-06-08 2015-10-07 佛山市顺德区美的洗涤电器制造有限公司 洗碗机
US11812911B2 (en) 2021-07-28 2023-11-14 Whirlpool Corporation Dish drying system with adsorbent material regeneration
WO2024219749A1 (fr) * 2023-04-17 2024-10-24 엘지전자 주식회사 Lave-vaisselle

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2016831A1 (de) * 1970-04-09 1971-10-21 Bosch Hausgeraete Gmbh Geschirrspülmaschine
WO2005053504A1 (fr) * 2003-12-04 2005-06-16 BSH Bosch und Siemens Hausgeräte GmbH Lave-vaisselle comprenant un systeme de sechage a economie d'energie
WO2009010446A1 (fr) 2007-07-18 2009-01-22 BSH Bosch und Siemens Hausgeräte GmbH Séchoir à adsorption
DE102008032228A1 (de) * 2008-07-09 2010-01-21 Zeo-Tech Gmbh Sorptions-Trockner
EP2353487A2 (fr) * 2010-02-01 2011-08-10 Samsung Electronics Co., Ltd. Lave-vaisselle
EP2389853A1 (fr) * 2010-05-24 2011-11-30 Electrolux Home Products Corporation N.V. Dispositif de séchage par sorption pour lave-vaisselle et procédé correspendant
EP2465406A2 (fr) * 2010-12-14 2012-06-20 ZEO-TECH Zeolith Technologie GmbH Séchoir à sorption pour lave-vaisselle

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2016831A1 (de) * 1970-04-09 1971-10-21 Bosch Hausgeraete Gmbh Geschirrspülmaschine
WO2005053504A1 (fr) * 2003-12-04 2005-06-16 BSH Bosch und Siemens Hausgeräte GmbH Lave-vaisselle comprenant un systeme de sechage a economie d'energie
WO2009010446A1 (fr) 2007-07-18 2009-01-22 BSH Bosch und Siemens Hausgeräte GmbH Séchoir à adsorption
DE102008032228A1 (de) * 2008-07-09 2010-01-21 Zeo-Tech Gmbh Sorptions-Trockner
EP2353487A2 (fr) * 2010-02-01 2011-08-10 Samsung Electronics Co., Ltd. Lave-vaisselle
EP2389853A1 (fr) * 2010-05-24 2011-11-30 Electrolux Home Products Corporation N.V. Dispositif de séchage par sorption pour lave-vaisselle et procédé correspendant
EP2465406A2 (fr) * 2010-12-14 2012-06-20 ZEO-TECH Zeolith Technologie GmbH Séchoir à sorption pour lave-vaisselle

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015003931A1 (fr) * 2013-07-10 2015-01-15 Arcelik Anonim Sirketi Appareil ménager utilisant un agent déshydratant dans l'étape de séchage
CN104958057A (zh) * 2015-06-08 2015-10-07 佛山市顺德区美的洗涤电器制造有限公司 洗碗机
US11812911B2 (en) 2021-07-28 2023-11-14 Whirlpool Corporation Dish drying system with adsorbent material regeneration
US12357144B2 (en) 2021-07-28 2025-07-15 Whirlpool Corporation Dish drying system with adsorbent material regeneration
WO2024219749A1 (fr) * 2023-04-17 2024-10-24 엘지전자 주식회사 Lave-vaisselle

Also Published As

Publication number Publication date
EP2763578A1 (fr) 2014-08-13

Similar Documents

Publication Publication Date Title
JP4728236B2 (ja) 食器洗浄機
CN103649398B (zh) 具有空气冷却冷凝器的衣物清洗干燥机
EP2938777B1 (fr) Sèche-linge comprenant un dispositif de pulvérisation
KR20070085896A (ko) 수착 건조 장치를 구비한 식기 세척기 및 이의 작동 방법
CN1829464A (zh) 用于运行具有至少一个分程序步骤“干燥”的设备的方法
JP2007533940A (ja) 少なくとも１つの部分プログラム段階「乾燥」を有する装置を運転する方法
KR20130087847A (ko) 제습장치를 구비한 식기세척기
WO2013050468A1 (fr) Lave-vaisselle comprenant une unité de déshumidification
WO2011000705A1 (fr) Sèche-linge dont l'efficacité de séchage est accrue
CN103200855B (zh) 包括除湿单元的洗碗机
CA2813106C (fr) Lave-vaisselle comprenant une unite de deshumidification
EP3214991B1 (fr) Appareil électroménager pourvu d'un matériau desséchant
EP2658429B1 (fr) Lave-vaisselle comprenant un module thermoélectrique
EP2637546B1 (fr) Lave-vaisselle comprenant un dispositif de séchage
EP3019067B1 (fr) Appareil électroménager avec un dessiccatif
WO2013050541A1 (fr) Lave-vaisselle comprenant une unité de déshumidification
WO2013182403A1 (fr) Sèche-linge ayant un condenseur refroidi à l'air
WO2012084488A2 (fr) Lave-vaisselle comprenant une unité de déshumidification
KR101466016B1 (ko) 제습장치를 구비한 식기세척기
WO2012089715A1 (fr) Machine à laver séchante
WO2012062680A1 (fr) Lave-vaisselle à consommation d'énergie réduite
JP2007216045A (ja) 食器洗い乾燥機
WO2018146022A1 (fr) Lave-vaisselle

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 12768825

Country of ref document: EP

Kind code of ref document: A1

WWE Wipo information: entry into national phase

Ref document number: 2012768825

Country of ref document: EP

NENP Non-entry into the national phase

Ref country code: DE