EP2937457A1 - Procédé de fonctionnement d'un lave-linge avec dispositif de recirculation et lave-linge - Google Patents

Procédé de fonctionnement d'un lave-linge avec dispositif de recirculation et lave-linge Download PDF

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Publication number
EP2937457A1
EP2937457A1 EP15164181.8A EP15164181A EP2937457A1 EP 2937457 A1 EP2937457 A1 EP 2937457A1 EP 15164181 A EP15164181 A EP 15164181A EP 2937457 A1 EP2937457 A1 EP 2937457A1
Authority
EP
European Patent Office
Prior art keywords
tub
detergent
region
washing machine
umfluteinrichtung
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Withdrawn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
EP15164181.8A
Other languages
German (de)
English (en)
Inventor
Viktor Wiens
Anja Dohmen
Sascha Melies
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.)
Miele und Cie KG
Original Assignee
Miele und Cie KG
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 Miele und Cie KG filed Critical Miele und Cie KG
Publication of EP2937457A1 publication Critical patent/EP2937457A1/fr
Withdrawn legal-status Critical Current

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    • 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
    • D06F39/022—Devices for adding soap or other washing agents in a liquid state
    • 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 
    • D06F39/08—Liquid supply or discharge arrangements
    • D06F39/083—Liquid discharge or recirculation arrangements
    • 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
    • D06F35/00—Washing machines, apparatus, or methods not otherwise provided for
    • D06F35/005—Methods for washing, rinsing or spin-drying
    • D06F35/006—Methods for washing, rinsing or spin-drying for washing or rinsing only

Definitions

  • the invention relates to a method for operating a washing machine and a washing machine.
  • the washing machine has a lye container for receiving washing liquid, a drum rotatably mounted in the tub for receiving laundry, a Umflut adopted for conveying the washing liquid from a first region of the tub in a second region of the tub and a control device for controlling individual phases of washing programs , A detergent required for washing the laundry is fed from a metering device into the washing machine in a predetermined dosage.
  • Dosing devices for detergents for use in washing machines are known.
  • Miele & Cie.KG Germany, hingersloh
  • distributes dosing devices under the name AWD 10 and TwinDos ® which can automatically dispense detergents into a washing machine.
  • Such dosing dispensed the detergent in a washing process either in a dry storage such as the Ein Hamptonkasten, wherein the rinsing of the detergent takes place when water is fed into the washing machine, in a water mask, z.
  • the feeding of the detergent from a metering device during the water supply makes the feed dependent on the water feed control, which is active only at the beginning of a washing process. A re-dosing is only possible by additional rinsing, which increases the water consumption.
  • the invention thus presents the problem of providing a method for operating a washing machine and a washing machine, in which or in which a detergent fed from a metering device is mixed as efficiently as possible with water.
  • the detergent should be mixed as quickly and completely in the water and can be replenished independently of water.
  • the achievable with the present invention consist in addition to achieving a quick and complete mixing of the detergent with the water is that the detergent can unfold its effect more efficiently through the more efficient mixing, which causes an improved washing performance of the laundry.
  • the detergent is fed into the circulating device.
  • the detergent is exposed to relatively strong mechanical turbulence immediately after dosing.
  • it is preferably activated, so that the detergent is conveyed into the second region of the tub.
  • the second area of the tub is preferably the upper area of the tub, while the first area of the tub is preferably the lower area of the tub, based on the operating position of the washing machine.
  • the detergent is therefore preferably applied from above to the laundry located in the drum, wherein the circulating device for better distribution of the detergent in the tub preferably has a circulating nozzle through which the detergent is sprayed into the tub.
  • the Umflut driven is not directly dependent on the water supply, so that a feeding of the detergent without starting the water inlet is possible.
  • a detergent is fed into the circulating device at a predetermined time.
  • the circulating device can be designed to feed a plurality of detergent, which are preferably fed at different times in the Umflut pain.
  • detergent also includes detergents for laundry such as fabric softeners, bleaches, colorants or impregnating agents in addition to laundry detergents.
  • the detergent used in the process is preferably a liquid detergent.
  • the metering device preferably has an automatic metering unit.
  • the metering device is connected to the washing machine via at least one metering line.
  • the detergent is fed through the at least one metering line from the metering unit into the circulating device in a predetermined dosage.
  • the dosage can be at the Metering be set manually or controlled by selecting a washing program on the washing machine.
  • the at least one detergent is fed into a suction region of the circulating pump.
  • the circulating device is activated in this embodiment of the method.
  • the circulating pump conveys the detergent when it is fed into its suction area to the circulating nozzle, which sprays the detergent into the tub.
  • the detergent is preferably sprayed directly onto the laundry, so that a short way to the active site of the detergent is possible.
  • the liquor container before feeding the at least one detergent water is supplied. That is, when the detergent hits the laundry, the laundry is moistened.
  • the tub is supplied with water during the feeding of the at least one detergent.
  • the detergent can be additionally diluted during its supply to the tub.
  • the flooding device conveys liquid from the first region of the tub into the second region of the tub.
  • the liquid may be water supplied to the tub prior to feeding the detergent or a mixture of detergent and water if detergent has already been or is being fed to the tub. If the Umflut 2015 is activated before the supply of the wax in the Umflut Huawei, on the one hand the laundry is well moistened with water and on the other hand, the detergent is mixed in its supply to the tub via its feed into the Umflut recognized with the water. Then the liquor container via the Umflut responded no concentrated detergent is supplied but diluted with water detergent. As a result, an optimal detergent solution can be achieved before contact with the laundry.
  • the detergent dissolves in the flooding device in the water, and the mixed solution is spread on the laundry, for example by spraying.
  • the circulating device preferably also conveys liquid from the first region of the tub into the second region of the tub.
  • the metering device fed into the Umflut sexual detergent is mixed with the liquid from the first region of the tub in the Umflut Skewed and supplied to the tub.
  • a detergent concentration in the tub can be increased successively.
  • the dosage of the detergent or the amount of detergent which is fed per time into the Umflut dressed can be adjusted, for example, depending on the solubility of the detergent in water.
  • water is introduced into the tub prior to feeding the detergent to wet the laundry in the drum.
  • the Umflut founded is activated to promote one hand, in the lower region of the tub accumulating water in the upper region of the tub, based on the operating position of the washing machine, and on the other hand in the suction of Umflutpumpe fed by the metering detergent in the upper area to promote the tub.
  • the detergent and the water mix with the encounter in the Umflut Road under turbulence, so that quickly in the Umflut drove a mixture of water and detergent i. Washing liquid forms, which is sprayed into the upper region of the tub.
  • Washing liquid not absorbed by the laundry and accumulating in the lower portion of the tub is conveyed from the lower portion of the liquor compartment to the upper portion of the tub by the activated flooding apparatus, and the washing liquid in the circulating means is further added with detergent by feeding from the metering apparatus can be.
  • the at least one detergent is fed in several portions.
  • the detergent can, for example, be replenished in several portions depending on individual phases of the washing program.
  • several detergents can be fed with a time delay. For example, it is possible to feed a detergent and a softener with a time delay in the Umflut Anlagen.
  • the dosage and / or portioning of the at least one detergent depends on an amount of water supplied to the tub.
  • the amount of detergent fed per time into the flooding device is selected depending on the amount of water selected for the process so that the solubility of the detergent in water and the concentration of the detergent Detergent in the water is sufficient to develop an optimal washing effect.
  • the metering and / or portioning of the at least one detergent is regulated as a function of individual phases of a washing program.
  • different detergent concentrations can be ensured at different process times of a washing program.
  • the invention further relates to a washing machine with a tub for holding washing liquid, a drum rotatably mounted in the tub for receiving laundry, a Umflut adopted for conveying the washing liquid from a first region of the tub in a second region of the tub and a control device for controlling individual phases of washing programs, wherein the flooding device comprises a circulating pump, which has a connecting element for connection to the first region of the tub and a circulating pressure port for connection to the second region of the tub.
  • the circulating pump has at least one bypass inlet for connection to a metering device for a detergent.
  • a drain device for discharging liquid from the tub which leads out the liquid from the tub by means of a drain pump via a drain line, which usually opens into a sewer.
  • the drain device is preferably connected to the circulating device.
  • the pump housings which are preferably filter housings, represent a structural unit. This structural unit is part of the drainage device and the circulating device.
  • the drain device comprises the drain pump including drain pump housing and the drain line.
  • the drain pump housing has a drain-pressure port, which is connected to the drain line, and a lye suction nozzle, which is optionally connected via a lye line to the tub.
  • the drainage device is in fluid communication with the circulating device via the connecting element.
  • the circulating device comprises the circulating pump including the circulating pump housing, the circulating line connected to the circulating discharge port of the circulating pump housing, and a circulating nozzle suitable for spraying liquid conveyed into the second region of the tub by the circulating device ,
  • the Umflut pump housing may be formed integrally with the drain pump housing. Alternatively, they are connected via a detachable connection such as welding, screwing or bayonet lock.
  • the circulating pump housing is connected via the connecting element, the drain pump housing and possibly the lye line to the first region of the tub.
  • the metering device is formed separately from the washing machine.
  • At least one metering line is mounted on the metering device and in each case on the at least one Umflut-intake manifold.
  • the detergent can be fed directly in front of the circulating pump in their suction.
  • the metering line connects the metering device directly to the circulating device.
  • control device is set up to regulate feeding at least one detergent into the flooding device according to the above method in at least one of its variants and modifications.
  • the washing machine may be a commercially used washing machine or a household washing machine. Furthermore, the washing machine may be a combination of a washing machine and a dryer.
  • Fig. 1 2 shows a schematic cross-sectional view of a flooding device 1 and a drainage device 2.
  • the flooding device 1 has a circulating pump 11 and a bypass line 19 for connection to a second area (not shown) of a washing tub (not shown) of the washing machine (not shown).
  • the circulating pump 11 has a circulating filter housing 18 as a pump housing.
  • the circulating filter housing 18 has a circulating pressure port 14 for connection to the Umflut ein 19.
  • the Umflut filter housing 18 on a Umflut intake manifold 15 and a not visible in the cross-sectional view further Umflut-intake manifold.
  • the Umflut-intake manifold 15 and the other non-visible Umflut intake manifold are each connected to a metering line 16 and another dosing 17.
  • the dosing lines 16 and 17 are in turn each connected to a respective dosing container containing a detergent (not shown) of a metering device (not shown).
  • the circulating filter housing 18 has a connection region 13 for connection to a first region of a tub of a washing machine via the drain device 2.
  • the connecting element 13 of the circulating device 1 is connected to the drain device 2.
  • the drain device 2 has a drain pump 21 with a drain filter housing 23 as a pump housing.
  • the drain filter housing 23 is connected to the circulating filter housing 18 via the connecting element 13.
  • the drain filter housing 23 has a drain-pressure port 24 and an intake-pressure port 25.
  • the suction pressure port 25 is connected to the tub (not shown) in its first region via a caustic line 26.
  • the suction region 12 of the circulating pump 11 is connected via the connecting element 13 to the suction region 22 of the drainage device 22 and connected via the suction region 22 and the lye suction nozzle 25 and the lye line 26 to the first region (not shown) of the tub (not shown).
  • the laundry (not shown) located in a drum (not shown) in the tub (not shown) is first supplied with water supplied to the tub is moistened. Water not absorbed by the laundry collects in the first area, preferably the lower area of the tub, relative to the operating position of the washing machine.
  • the flooding device 1 is activated.
  • the circulating device 1 conveys the water from the first region of the tub via the caustic line 26 through the caustic suction nozzle 25, the connecting element 13, the suction region 12 into the bypass discharge port 14 into the bypass line 19 and via a circulating line arranged at the bypass line 19.
  • Nozzle (not shown) of the flooding device 1 in the second preferred upper region (not shown) of the tub based on the operating position of the washing machine.
  • a detergent is fed into the circulating device 1 and in particular into the suction region 12 via the metering line 15.
  • the circulating pump 11 conveys the fed detergent together with the water via the circulating pressure port 14 into the Umfluttechnisch 19 and the Umflut nozzle of the Umflut Vietnamese 1 in the second region of the tub, wherein the formed in the Umfluttechnisch 19 water-detergent mixture sprayed on the laundry.
  • the water supply can optionally be continued.
  • the feed of the detergent but is independent of the water supply and can be carried out without further water supply into the tub.
  • the circulating device 1 is activated during the feeding of the detergent, so that during the feed liquid from the first region is conveyed into the second region of the tub and mixes the fed into the Umflut recognized 1 detergent with the conveyed liquid in the Umfluttechnisch 19.
  • a further detergent can be fed by means of the metering 16 in the circulating device 1.
  • a supply of water in the tub is optional here, since there is already liquid in the tub.
  • the circulating device 1 is activated and the liquid present in the tub in the form of free liquor is together with the fed via the further metering 16 detergent by means of the Umflutpumpe 11 via the circulating pressure port 14 into the Umfluttechnisch 19 and the Umflut nozzle of the Umflut Vietnamese 1 in the second area of the tub is conveyed and sprayed onto the laundry, as already described with respect to the feeding of the detergent via the metering line 15.
  • the detergents can be added through the metering lines 15 and 16 in metered quantities during the further washing process, if necessary.
  • the water inlet into the tub can be optionally activated. Preferably, in a subsequent dosing of a detergent, the water supply is not activated.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Detail Structures Of Washing Machines And Dryers (AREA)
EP15164181.8A 2014-04-23 2015-04-20 Procédé de fonctionnement d'un lave-linge avec dispositif de recirculation et lave-linge Withdrawn EP2937457A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102014105711.2A DE102014105711A1 (de) 2014-04-23 2014-04-23 Verfahren zum Betreiben einer Waschmaschine und Waschmaschine

Publications (1)

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EP2937457A1 true EP2937457A1 (fr) 2015-10-28

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Application Number Title Priority Date Filing Date
EP15164181.8A Withdrawn EP2937457A1 (fr) 2014-04-23 2015-04-20 Procédé de fonctionnement d'un lave-linge avec dispositif de recirculation et lave-linge

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DE (1) DE102014105711A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102016117295A1 (de) 2016-09-14 2018-03-15 Miele & Cie. Kg Verfahren zum Betreiben einer Waschmaschine und Waschmaschine

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3234058A1 (de) * 1982-09-14 1984-03-15 Bosch-Siemens Hausgeräte GmbH, 7000 Stuttgart Automatisch gesteuerte trommelwaschmaschine
DE8711341U1 (de) * 1987-08-21 1988-09-22 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Waschmaschine
JPH0768081A (ja) * 1993-09-02 1995-03-14 Sharp Corp 洗濯機の洗剤投入装置
KR100827245B1 (ko) * 2001-11-15 2008-05-07 엘지전자 주식회사 세탁기
US20100115709A1 (en) * 2007-03-31 2010-05-13 Lg Electronics Inc. Washing machine and method of controlling the washing machine
US20100139328A1 (en) * 2007-07-03 2010-06-10 Daniele Favaro Method of controlling a tumble laundry drier
EP2719816A1 (fr) * 2012-10-10 2014-04-16 LG Electronics, Inc. Appareil de traitement du linge avec une chambre de dissolution de détergent

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8033429U1 (de) * 1980-12-16 1982-05-19 Bosch-Siemens Hausgeraete Gmbh, 7000 Stuttgart Kombination aus einer automatischen waschmaschine und einem dosiergeraet
DE102012105041B3 (de) * 2012-06-12 2013-05-08 Miele & Cie. Kg Waschmaschine oder Waschtrockner mit einer Einrichtung zum Umfluten und Aufheizen der Waschflotte

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3234058A1 (de) * 1982-09-14 1984-03-15 Bosch-Siemens Hausgeräte GmbH, 7000 Stuttgart Automatisch gesteuerte trommelwaschmaschine
DE8711341U1 (de) * 1987-08-21 1988-09-22 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Waschmaschine
JPH0768081A (ja) * 1993-09-02 1995-03-14 Sharp Corp 洗濯機の洗剤投入装置
KR100827245B1 (ko) * 2001-11-15 2008-05-07 엘지전자 주식회사 세탁기
US20100115709A1 (en) * 2007-03-31 2010-05-13 Lg Electronics Inc. Washing machine and method of controlling the washing machine
US20100139328A1 (en) * 2007-07-03 2010-06-10 Daniele Favaro Method of controlling a tumble laundry drier
EP2719816A1 (fr) * 2012-10-10 2014-04-16 LG Electronics, Inc. Appareil de traitement du linge avec une chambre de dissolution de détergent

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