EP2938771B1 - Waschmaschine und wäschetrockner mit einem spender - Google Patents

Waschmaschine und wäschetrockner mit einem spender Download PDF

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Publication number
EP2938771B1
EP2938771B1 EP13826570.7A EP13826570A EP2938771B1 EP 2938771 B1 EP2938771 B1 EP 2938771B1 EP 13826570 A EP13826570 A EP 13826570A EP 2938771 B1 EP2938771 B1 EP 2938771B1
Authority
EP
European Patent Office
Prior art keywords
drying
cooling air
conduit
dispenser
laundry
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.)
Not-in-force
Application number
EP13826570.7A
Other languages
English (en)
French (fr)
Other versions
EP2938771A1 (de
Inventor
Yavuz Sahin
Burcu YAKARTAS
Fatih KASAP
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
Publication of EP2938771A1 publication Critical patent/EP2938771A1/de
Application granted granted Critical
Publication of EP2938771B1 publication Critical patent/EP2938771B1/de
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/02—Devices for adding soap or other washing agents
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F25/00—Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and having further drying means, e.g. using hot air 
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
    • D06F2103/28—Air properties
    • D06F2103/30—Pressure
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
    • D06F2103/28—Air properties
    • D06F2103/32—Temperature
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
    • D06F2103/28—Air properties
    • D06F2103/36—Flow or velocity
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2105/00—Systems or parameters controlled or affected by the control systems of washing machines, washer-dryers or laundry dryers
    • D06F2105/16—Air properties
    • D06F2105/24—Flow or velocity
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2105/00—Systems or parameters controlled or affected by the control systems of washing machines, washer-dryers or laundry dryers
    • D06F2105/32—Air flow control means
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F34/00—Details of control systems for washing machines, washer-dryers or laundry dryers
    • D06F34/14—Arrangements for detecting or measuring specific parameters
    • D06F34/26—Condition of the drying air, e.g. air humidity or temperature
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F58/00—Domestic laundry dryers
    • D06F58/02—Domestic laundry dryers having dryer drums rotating about a horizontal axis
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F58/00—Domestic laundry dryers
    • D06F58/20—General details of domestic laundry dryers 

Definitions

  • the present invention relates to a laundry washing and drying machine comprising a dispenser wherein the cleaning agents are placed.
  • the cleaning agents like the detergent, softener etc. required for the cleaning process are placed into a dispenser.
  • the wash water received from the mains is directed into the dispenser.
  • the cleaning agent dissolved-melted by mixing with water is delivered into the washing tub together with the water.
  • the cleaning agent dispensers mostly have partitions wherein powder and/or liquid washing agent is placed and comprises a distributor that covers the dispenser and provides the water received from the mains to pass into the dispenser. Dirt forms on the partition and the distributor in the course of time since the said partitions and the distributor remain wet after washing.
  • the dirt that builds up causes mold formation if not cleaned and this situation is unfavorable in terms of hygiene.
  • these components staying wet causes the washing agent used in the next washing to become damp and lumped thereby it becomes difficult for it to be delivered into the washing tub by mixing with the washing water.
  • resistant heaters are disposed inside the cleaning agent dispenser, enabling the cleaning agent dispenser to be heated and dried in order to eliminate the above-mentioned problems.
  • European Patent Application EP 2 270 274 A1 discloses a laundry washing and drying machine in which a dispenser receives a part of the warm and dry air generated for drying laundry.
  • European Patent Application EP 2 202 341 A2 discloses a laundry drying appliance with a top that comprises a heat-exchanger which is cooled by cooling air. Said cooling air can optionally be further used, before being released to the outside, for drying garments.
  • Patent Application GB 2 075 559 discloses a washing machine with a condenser that is cooled by external air. After passing the condenser, the coolant air may optionally be guided through the machine for cooling other components thereof.
  • the aim of the present invention is the realization of a laundry washing and drying machine comprising a cleaning agent dispenser which has more hygienic utilization conditions.
  • the laundry washing and drying machine realized in order to attain the aim of the present invention, explicated in the first claim and the respective claims thereof, comprises a drying conduit that at least partially delivers the cooling air (CA) passing through the condenser to the dispenser.
  • CA cooling air
  • the cooling air (CA) passed over the condenser has the ideal dryness and temperature levels at the exit of the condenser.
  • the cooling air, heated while passing through the condenser by means of the drying conduit that is disposed on the cooling air (CA) circulation conduit and that extends to the dispenser, is delivered to the dispenser, thus enabling the dispenser to be dried.
  • the laundry washing and drying machine comprises a valve disposed on the cooling air (CA) circulation conduit or the drying conduit, having an open position (O) whereat the cooling air (CA) is enabled to pass at least partially through the drying conduit, and a closed position (C) whereto the valve is changed from the open position (O) and furthermore comprises a control unit that enables the valve to change position.
  • a valve disposed on the cooling air (CA) circulation conduit or the drying conduit, having an open position (O) whereat the cooling air (CA) is enabled to pass at least partially through the drying conduit, and a closed position (C) whereto the valve is changed from the open position (O) and furthermore comprises a control unit that enables the valve to change position.
  • the laundry washing and drying machine comprises at least one sensor disposed on the cooling air circulation conduit or the drying conduit and measuring the cooling air temperature (T 1 ) and the control unit changes the valve to the open (O) or closed position (C) depending on the temperature data (T 1 ) received from the sensor.
  • the control unit changes the valve to the open (O) or closed position (C) depending on the temperature data (T 1 ) received from the sensor.
  • the limit temperature value ( ⁇ T) predetermined by the manufacturer the hot cooling air is provided to be transferred to the drying conduit by the valve being changed to the open position (O).
  • the valve is changed from the open position (O) to the closed position (C) by the control unit at the end of the limit time (At) predetermined by the manufacturer.
  • the laundry washing and drying machine comprises at least one sensor disposed on the cooling air circulation conduit or the drying conduit and measuring the cooling air pressure (P 1 ) and the control unit changes the valve to the open (O) or closed position (C) depending on the pressure data (P 1 ) received from the sensor.
  • the control unit changes the valve to the open (O) or closed position (C) depending on the pressure data (P 1 ) received from the sensor.
  • the pressure data (P 1 ) received from the sensor reaches the limit pressure value ( ⁇ P) predetermined by the manufacturer
  • the hot cooling air is provided to be transferred to the drying conduit by the valve being changed to the open position (O).
  • the valve is changed from the open position (O) to the closed position (C) by the control unit at the end of the limit time (At) predetermined by the manufacturer.
  • the laundry washing and drying machine comprises at least one heater (such as electrical, thermoelectric, infrared etc.) disposed on the drying conduit.
  • the heater is changed to an active mode (A) by the control unit, wherein the cooling air is heated.
  • the heater is kept at the passive mode by the control unit while the cooling air temperature (T H ) is at the limit temperature value (AT) or higher.
  • the laundry washing and drying machine comprises at least one fan disposed on the drying conduit.
  • the fan is changed to an active mode (A) by the control unit, wherein the cooling air (CA) is heated.
  • the fan is kept at the passive mode (P) by the control unit if the cooling air pressure (P H ) is lower than the limit pressure value ( ⁇ P).
  • the dispenser comprises at least two partitions.
  • the drying conduit provides a separate outlet for each partition.
  • the cooling air (CA) transferred into the dispenser is provided to be dispersed homogeneously inside the dispenser by means of the drying conduit having a separate connection with each partition located in the dispenser. Consequently, the dispenser is dried more effectively.
  • the cleaning agent dispenser is prevented from staying wet and problems originating from dampening are prevented.
  • more healthy utilization conditions are provided for the user.
  • the laundry washing and drying machine (1) comprises
  • the water received from the mains during washing the laundry is delivered to the dispenser (4).
  • the cleaning agents placed into the dispenser (4) are mixed with water and delivered to the drum (3).
  • the drying process is performed by the interaction of the cooling air (CA) and the processing air (PA) that do not directly contact one another.
  • the processing air (PA) is heated by a heater and directed into the drum (3), which then removes the moisture on the laundry by contacting the damp laundry and is transferred to the condenser (5) to be dehumidified.
  • the cooling air (CA) is delivered onto the condenser (5) by means of a fan and thus, the moisture in the processing air (PA) is provided to be condensed by cooling the condenser (5).
  • the heated air is directed into the drum (3) containing the items desired to be dried and is sucked to be included again in the heating cycle ( Figure 1 ).
  • the laundry washing and drying machine (1) of the present invention furthermore comprises a drying conduit (7)
  • the cooling air (CA) passed over the condenser (5) has the ideal dryness and temperature levels at the exit of the condenser (5).
  • the cooling air (CA) heated while passing through the condenser (5) by means of the drying conduit (7) that is situated on the cooling air circulation conduit (6) and that extends to the dispenser (4), is delivered to the dispenser (4), thus enabling the dispenser (4) to be dried.
  • a portion of the cooling air (CA) leaving the condenser (5) is delivered over the dispenser (4) by means of the drying conduit (7) and the remaining portion is delivered to the outside environment by means of the cooling air circulation conduit (6).
  • the laundry washing and drying machine (1) comprises a valve (8) disposed on the cooling air circulation conduit (6) or the drying conduit (7), having an open position (O) wherein the cooling air (CA) is enabled to pass at least partially through the drying conduit (7), and a closed position (C) whereto the valve (8) is changed from the open position (O) and furthermore comprises a control unit (9) that enables the valve (8) to change position.
  • the control unit (9) enables the valve (8) to be changed to the closed position (C) according to the predetermined limit values ( ⁇ V) depending on the drying or the washing program.
  • the user Before operating the laundry washing and drying machine (1), the user can decide that the laundry washing and drying machine (1) performs drying (combed cotton, toweled, polar etc.) or washing (prewashing, main washing, rinsing, disinfection etc.) at the desired program.
  • the washing or drying program can also be selected automatically by the laundry washing and drying machine (1).
  • Predetermined limit values ( ⁇ V) related to each program are saved in the control unit (9). Thus, the valve (8) is activated at different limit values in different programs.
  • the laundry washing and drying machine (1) comprises at least one sensor (13) disposed on the cooling air circulation conduit (6) or the drying conduit (7) and measuring the cooling air temperature (T 1 ) and the control unit (9) changes the valve (8) to the open (O) or closed (C) position depending on the temperature data (T 1 ) received from the sensor (13).
  • the control unit (9) changes the valve (8) to the open (O) or closed (C) position depending on the temperature data (T 1 ) received from the sensor (13).
  • the control unit (9) changes the valve (8) to the open (O) or closed (C) position depending on the temperature data (T 1 ) received from the sensor (13).
  • the control unit (9) changes the valve (8) to the open (O) or closed (C) position depending on the temperature data (T 1 ) received from the sensor (13).
  • the hot cooling air (CA) is provided to be transferred to the drying conduit (7) by the valve (8) being changed to the open position (O).
  • the valve (8) is changed from the open position (O) to
  • the laundry washing and drying machine (1) comprises at least one sensor (13) disposed on the cooling air circulation conduit (6) or the drying conduit (7) and measuring the cooling air pressure (P 1 ) and the control unit (9) changes the valve (8) to the open (O) or closed (C) position depending on the pressure data (P 1 ) received from the sensor (13).
  • the pressure data (P 1 ) received from the sensor (13) reaches the limit pressure value ( ⁇ P) predetermined by the manufacturer
  • the hot cooling air (CA) is provided to be transferred to the drying conduit (7) by the valve (8) being changed to the open position (O).
  • the valve (8) is changed from the open position (O) to the closed position (C) by the control unit (9) at the end of the limit time ( ⁇ t) predetermined by the manufacturer.
  • the laundry washing and drying machine (1) comprises at least one heater (10) disposed on the drying conduit (7).
  • the heater (10) is changed to an active mode (A) by the control unit (9), wherein the cooling air (CA) is heated.
  • the heater (10) is kept at the passive mode (P) by the control unit (9) while the cooling air (CA) temperature (T H ) is at the limit temperature value (AT) or higher.
  • the laundry washing and drying machine (1) comprises at least one fan (11) disposed on the drying conduit (7).
  • the fan (11) is changed to an active mode (A) by the control unit (9), wherein the cooling air (CA) is heated.
  • the fan (11) is kept at the passive mode (P) by the control unit (9) if the cooling air (CA) pressure (P H ) is lower than the limit pressure value ( ⁇ P).
  • the dispenser (4) comprises at least two partitions (12).
  • the drying conduit (7) provides a separate outlet for each partition (12).
  • the cooling air (CA) transferred into the dispenser (4) is provided to be dispersed homogeneously inside the dispenser (4) by means of the drying conduit (7) having a separate connection with each partition (12) located in the dispenser (4). Consequently, the dispenser (4) is dried more effectively ( Figure 1 , Figure 2).
  • the dispenser (4) is prevented from staying wet and more hygienic utilization conditions are provided.

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Control Of Washing Machine And Dryer (AREA)
  • Detail Structures Of Washing Machines And Dryers (AREA)

Claims (6)

  1. Wäschewasch- und -trockenmaschine (1), umfassend
    - einen Gehäusekörper (2),
    - eine Trommel (3), in die die zu waschende oder zu trocknende Wäsche gegeben wird,
    - einen Spender (4), der im Inneren des Gehäusekörpers (2) angeordnet ist und in den Waschmittel gegeben wird,
    - einen Kondensator (5), der für die Kondensation der Prozessluft (PA) sorgt, die das Trocknen der Wäsche in der Trommel (3) ermöglicht,
    - eine Kühlluftzirkulationsleitung (6), in der die Kühlluft (CA) zirkuliert, dies es ermöglicht, dass der Kondensator (5) gekühlt wird,
    dadurch gekennzeichnet, dass
    - eine Trocknungsleitung (7) an der Kühlluftzirkulationsleitung (6) und am Auslass des Kondensators (5) in Bezug auf die Strömungsrichtung der Kühlluft (CA) angeordnet ist,
    - die Trocknungsleitung (7) es ermöglicht, dass die Kühlluft (CA), die den Kondensator (5) verlässt, wenigstens teilweise an den Spender (4) geleitet wird,
    - ein Ventil (8) in der Trocknungsleitung (7) angeordnet ist, das eine offene Stellung (O), in der die Kühlluft (CA) wenigstens teilweise durch die Trocknungsleitung (7) gelangen kann, und eine geschlossene Stellung (C) aufweist, in die das Ventil (8) aus der offenen Stellung (O) umgeschaltet wird, und
    - eine Steuereinheit (9) das Umschalten der Stellung des Ventils (8) ermöglicht.
  2. Wäschewasch- und trockenmaschine (1) nach Anspruch 1, dadurch gekennzeichnet, dass wenigstens ein Sensor (13) an der Kühlluftzirkulationsleitung (6) oder der Trocknungsleitung (7) angeordnet ist und die Kühllufttemperatur (T1) misst, und dass die Steuereinheit (9) das Ventil (8) abhängig von den Temperaturdaten (T1) vom Sensor (13) in die offene (O) oder geschlossene (C) Stellung umschaltet.
  3. Wäschewasch- und -trockenmaschine (1) nach einem der Ansprüche 1 bis 2, dadurch gekennzeichnet, dass wenigstens ein Sensor (13) an der Kühlluftzirkulationsleitung (6) oder der Trocknungsleitung (7) angeordnet ist und den Kühlluftdruck (P1) misst, und dass die Steuereinheit (9) das Ventil (8) abhängig von den Druckdaten (P1) vom Sensor (13) in die offene (O) oder geschlossene (C) Stellung umschaltet.
  4. Wäschewasch- und trockenmaschine (1) nach einem der vorangehenden Ansprüche, dadurch gekennzeichnet, dass wenigstens eine Heizeinrichtung (10) an der Trocknungsleitung (7) angeordnet ist.
  5. Wäschewasch- und trockenmaschine (1) nach einem der vorangehenden Ansprüche, dadurch gekennzeichnet, dass wenigstens eine Heizeinrichtung (11) an der Trocknungsleitung (7) angeordnet ist.
  6. Wäschewasch- und trockenmaschine (1) nach einem der vorangehenden Ansprüche, dadurch gekennzeichnet, dass der Spender (4) wenigstens zwei Teilräume (12) umfasst und die Trocknungsleitung (7) einen separaten Auslass für jeden Teilraum (12) bereitstellt.
EP13826570.7A 2012-12-28 2013-12-27 Waschmaschine und wäschetrockner mit einem spender Not-in-force EP2938771B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
TR201215576 2012-12-28
PCT/EP2013/078039 WO2014102314A1 (en) 2012-12-28 2013-12-27 A laundry washing and drying machine comprising a dispenser

Publications (2)

Publication Number Publication Date
EP2938771A1 EP2938771A1 (de) 2015-11-04
EP2938771B1 true EP2938771B1 (de) 2017-03-08

Family

ID=50030227

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13826570.7A Not-in-force EP2938771B1 (de) 2012-12-28 2013-12-27 Waschmaschine und wäschetrockner mit einem spender

Country Status (2)

Country Link
EP (1) EP2938771B1 (de)
WO (1) WO2014102314A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014220023A1 (de) * 2014-10-02 2016-04-07 BSH Hausgeräte GmbH Wäschepflegegerät mit einer Luftansaugeinrichtung
DE102014220022B4 (de) * 2014-10-02 2020-08-20 BSH Hausgeräte GmbH Haushaltsgerät mit einem Einspülsystem

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Publication number Priority date Publication date Assignee Title
DE3017089A1 (de) * 1980-05-03 1981-11-05 Miele & Cie GmbH & Co, 4830 Gütersloh Zum waschen, schleudern und trocknen eingerichtete waeschebehandlungsmaschine
DE4436673B4 (de) * 1994-10-13 2007-02-08 BSH Bosch und Siemens Hausgeräte GmbH Automatische, zum Trocknen eingerichtete Waschmaschine
DE60315456T2 (de) * 2003-09-22 2008-05-08 Electrolux Home Products Corporation N.V. Lärmarmer Haushaltswäschetrockner des Kondensationstyp
DE102008019388A1 (de) * 2008-04-17 2009-10-22 BSH Bosch und Siemens Hausgeräte GmbH Waschtrockner mit einer belüfteten Trommel
DE102008054820B4 (de) * 2008-12-17 2014-05-22 BSH Bosch und Siemens Hausgeräte GmbH Wasserführendes Haushaltsgerät mit einer Einspüleinrichtung mit einer Warm- und/oder Trockenlufteinheit
EP2660382B1 (de) * 2009-06-29 2016-08-24 Electrolux Home Products Corporation N.V. Vorrichtung zum Wäschetrocknen
US9109317B2 (en) * 2009-08-21 2015-08-18 Whirlpool Corporation Controlled moisture removal in a laundry treating appliance
EP2395145A1 (de) * 2010-06-10 2011-12-14 Miele & Cie. KG Wäschetrockner

Non-Patent Citations (1)

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Title
None *

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Publication number Publication date
EP2938771A1 (de) 2015-11-04
WO2014102314A1 (en) 2014-07-03

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