EP2207929B1 - Procédé de fonctionnement d'un dispositif à liquide de rinçage dans un appareil ménager pour l'entretien du linge et dispositif à liquide de rinçage - Google Patents

Procédé de fonctionnement d'un dispositif à liquide de rinçage dans un appareil ménager pour l'entretien du linge et dispositif à liquide de rinçage Download PDF

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Publication number
EP2207929B1
EP2207929B1 EP08804657.8A EP08804657A EP2207929B1 EP 2207929 B1 EP2207929 B1 EP 2207929B1 EP 08804657 A EP08804657 A EP 08804657A EP 2207929 B1 EP2207929 B1 EP 2207929B1
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EP
European Patent Office
Prior art keywords
rinsing
rinsing liquid
liquid device
container
guided
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EP08804657.8A
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German (de)
English (en)
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EP2207929A1 (fr
Inventor
Klaus Grunert
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BSH Hausgeraete GmbH
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BSH Hausgeraete GmbH
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Publication of EP2207929A1 publication Critical patent/EP2207929A1/fr
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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
    • D06F58/00—Domestic laundry dryers
    • D06F58/20—General details of domestic laundry dryers 
    • D06F58/206—Heat pump 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
    • D06F58/00—Domestic laundry dryers
    • D06F58/20—General details of domestic laundry dryers 
    • D06F58/22—Lint collecting 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
    • D06F58/00—Domestic laundry dryers
    • D06F58/20—General details of domestic laundry dryers 
    • D06F58/24—Condensing arrangements

Definitions

  • the invention relates to a method for operating a domestic appliance for the care of laundry items comprising a rinsing liquid device in which the condensate generated during a care process is collected as rinsing liquid in a rinsing and operating phase specific for removing lint from a heat exchanger of a heat pump of the domestic appliance is passed through this. Furthermore, the invention relates to a domestic appliance for the care of laundry with a corresponding rinsing liquid device.
  • Such a method and such a household appliance are from the DE 37 38 031 C2 known.
  • the condensate used for rinsing is then pumped by a pump into a high-level condensate collection tank. Instead, it can also be promoted to a local sewer.
  • a rinsing liquid device in which the condensate generated during a care process is collected as rinsing liquid in a rinsing and operating phase specific for removing lint from a heat exchanger of a heat pump of the domestic appliance is passed through this.
  • the rinsing liquid passed through the heat exchanger for the purpose of liquid disposal is automatically directed into a collecting container of the rinsing liquid device or into an external sewage system.
  • the flushing liquid device the connection type and stored in a control unit of the device and the household appliance.
  • the flushing device of the domestic appliance can thus be connected to either an external sewer system, if available and the domestic appliance positioned accordingly, or an internal collection of the flushing liquid in the Spülillonkeits Surprise can be ensured if such a connection to the sewage system is not possible.
  • a tumble dryer or washer-dryer which has a heat pump, a highly flexible concept for liquid disposal can be made possible with such a flushing liquid device.
  • the initialization is performed by a specific operation of at least one operating element of the domestic appliance.
  • the device control of a domestic appliance thus contains at the first start-up information about the connection type selected by the user, this information being provided by a simultaneous or successive specific operation. This initialization remains predetermined until the type of connection is changed by a user and this is in turn initialized to the control unit.
  • the overflowing from the filled rinse tank condensate is passed into the sump.
  • the rinsing container is thus arranged in particular in the collecting container such that the collecting container virtually serves as an overflow basin for the rinsing container.
  • This can provide a highly functional fluid collection device be created, which on the one hand provides sufficient rinsing liquid available and beyond, however, effectively collects the unneeded amount that the further collection and collection system of the rinsing liquid device, in particular a provided for liquid accumulation bottom group of the domestic appliance or the rinsing liquid device does not overflow.
  • the rinsing liquid that is, the condensate collected in the sump
  • the rinsing liquid is directed into a trap of the external sewer system when the rinse liquid is connected to the external sewer system.
  • An effective discharge of the no longer required condensate or the rinsing liquid can be done easily and with little effort, if a connection of the rinsing liquid device is given to the external sewer system.
  • the trap which is also arranged as a siphon or odor trap, for example under a sink, this can also be done space-saving and hygienic.
  • a closure in particular a closure arranged at the lowest point of the collecting container, of the collecting container is opened during the first start-up of the rinsing liquid device when the rinsing liquid device is connected to the external sewage system for the purpose of condensate removal for the outlet of the condensate collected in the collecting container.
  • this closure is manually opened by a user of the device or device once and this closure then remains open in the future. As a result, an independent emptying of the collecting container can always be guaranteed.
  • the rinsing liquid is passed after passing through the heat exchanger into the collecting container when the rinsing liquid device for Condensate discharge is not connected to the external sewer system.
  • the condensate container is then removed from the rinsing liquid device in the wake of the care process and the liquid disposal then takes place by the user of the device or of the device.
  • the rinsing liquid is passed after passing through the heat exchanger in the bottom group of the domestic appliance, and from there, depending on the type of connection of the rinsing liquid automatically directed into the external sewer system or into the sump.
  • the level rising in the bottom group due to the inflowing liquid from the washing container and the collecting container is detected and the liquid collected in the bottom group is only diverted when a filling level threshold value is reached.
  • a filling level threshold value is reached.
  • an operation optimization of the rinsing liquid device or of a domestic appliance can be achieved.
  • overflowing of the underbody can be effectively prevented.
  • a corresponding sensor system can be provided for detecting the fill level.
  • the rinsing of the heat exchanger is preferably carried out at least twice, wherein after the first rinsing the rinsing liquid conducted through the heat exchanger is returned to the rinsing container, and only after the last rinsing cycle the rinsing liquid depends on the type of connection of the rinsing liquid device in the collecting container or in the external sewage system is directed.
  • the effectiveness of the rinsing process can be improved by the multiple use of the rinsing liquid and beyond the disposal of the then no longer required rinsing liquid and the condensate can be effectively ensured.
  • the liquid collected in the underbody is pumped into the purge tank until the number of purge cycles is completed, and after flushing the heat exchanger, upon reaching the level threshold in the purge cycle Soil group pumped the liquid collected in the traps of the sewer system when the flushing liquid means for condensate disposal is connected to the sewer system.
  • This procedure also contributes to the optimization of the purging and disposal processes, in particular in the case of a compressor heat pump drier.
  • a domestic appliance for the care of laundry items comprising a rinsing liquid device with which generated during a care process condensate as rinsing liquid in a rinsing container collectable and operating phase specific for removing lint from a heat exchanger of a heat pump of the domestic appliance through this is conductive depending on a specific type of connection
  • Rinsing liquid means the rinsing liquid passed through the heat exchanger for liquid disposal automatically in a collecting container of the rinsing liquid device or in an external sewer system routable, and additionally at the first start of the rinsing liquid device, the connection type can be initialized and stored in a control unit.
  • the condensate can be collected in a rinsing container of the rinsing liquid device, which is arranged at least partially in the collecting container, such that the liquid overflowing from the rinsing container automatically runs into the collecting container.
  • FIGURE shows a domestic appliance for the care of laundry with a rinsing liquid device.
  • the household appliance for the care of items of laundry is a compressor heat pump dryer, which is hereinafter referred to as dryer 1.
  • the dryer 1 comprises a rinsing liquid device 2 with a condensate container 3.
  • the condensate container 3 comprises a collecting container 4 and a arranged therein Rinsing container 5.
  • the rinsing container 5 is positioned in the collecting container 4 so that, in the event of an overflow of the rinsing container 5, overflowing liquid automatically runs into the collecting container 4.
  • a closure 6 is formed at its lowest point.
  • the rinsing container 5 comprises an outlet, on which a line 7 is arranged, which leads to a heat exchanger 8.
  • the heat exchanger 8 is associated with the heat pump of the dryer 1.
  • a nozzle 9 is arranged, on which a return hose 10 is attached.
  • a pump 12 is arranged in the bottom group 11, which is connected via a line 13 with a valve 14, in particular a solenoid valve.
  • a sensor 15 for detecting the level of the liquid in the bottom group 11 is arranged.
  • the pump 12, the valve 14 and the sensor 15 are connected to an electronic control unit 16.
  • the control unit 16 is connected to an operating unit 17 of the dryer 1, wherein the operating unit 17 preferably has a plurality of operating elements.
  • an external sewage system is present in the immediate vicinity of the installation location of the dryer 1 and thus also of the rinsing liquid device 2. Therefore, the solenoid valve 14 is connected via a line 18 to a trap 21 of the external sewer system 19. The trap 21 is arranged under a sink 20. Furthermore, the rinsing liquid device 2 has a line 22 from the valve 14 to the collecting container 4, on the one hand, and to the rinsing container 5, on the other hand.
  • the operation of the dryer 1 and the rinsing liquid device 2 will be explained below.
  • the dryer 1 is placed at its installation in the immediate vicinity of the sink 20 and the trap 21. Due to the local conditions in the building, especially the apartment or a house, this is possible.
  • the user of the dryer 1 thus includes the line 18 to the trap 21 and it is thus selected a connection in which the rinsing liquid means 2 is connected to the external sewer system 19.
  • this type of connection is initialized.
  • a specific actuation of at least one operating element of the operating unit 17 is performed before the first startup of the dryer 1 and after the connection of the line 18 to the trap 21.
  • the control unit 16 recognizes the connection type. This information is stored in the control unit 16, in particular a memory unit of the control unit 16, and is used as the basis for the further operation until a new initialization has taken place.
  • a condensate is generated, which is first introduced into the washing compartment 5. If, in this connection, the amount of condensate produced exceeds the capacity of the washing container 5, it automatically overflows and the overflowing condensate is collected in the collecting container 4 or runs off into the bottom group 11 via the closure 6 and the return hose 10.
  • the closure 10 is manually opened by the user before the first startup.
  • the condensate collected in the rinsing container 5 is then passed through it as rinsing liquid for the heat exchanger 8 in order to be able to remove the lint collected in the heat exchanger 8.
  • the rinsing liquid emerging from the heat exchanger 8 is then also passed into the bottom group 11 and collected there.
  • the rinsing process for the heat exchanger 8 is provided so that not only a single pass is provided with rinsing liquid, but at least two rinsing cycles are to take place, the liquid collected in the bottom group 11 via the pump 12, the line 13, the valve 14 and the line 22 are pumped back into the washing 5.
  • the liquid is pumped out of the bottom group 11 via the line 18 into the trap 21.
  • connection type shown in the figure with a direct connection to the external sewer system 19 can also be ensured that the washing compartment 5 and in particular the collecting container 4 at the end of the care process are always empty, since the collecting container 4 through the opening on the closure 6 completely is emptied and thus no more Kondensatreste remain in it.
  • the condensate tank 3 must therefore not be removed by the user of the dryer 1 for cleaning or emptying.
  • the dryer 1 is placed in a place where a direct connection to the external sewer system 19 is not possible, and thus the line 18 can not be realized can also be initialized before the first commissioning. This can be done analogously to the procedure as explained above.
  • the liquid collected in the bottom group 11 is then pumped via the line 22 into the collecting container 4 in such a connection after the end of the rinsing process.
  • the shutter 6 is closed.
  • the condensate tank 3 is then removed from the rinsing liquid device 2 and thus also from the drier 1 and a corresponding disposal carried out.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Detail Structures Of Washing Machines And Dryers (AREA)
  • Treatment Of Fiber Materials (AREA)

Claims (12)

  1. Procédé de fonctionnement d'un appareil ménager (1) destiné à l'entretien du linge comprenant un dispositif à liquide de rinçage (2), dans lequel le condensat généré pendant un processus d'entretien est collecté en tant que liquide de rinçage dans une cuve de rinçage (5) et est dirigé de manière spécifique aux phases de fonctionnement en vue de l'enlèvement de peluches dans un échangeur de chaleur (8) d'une pompe à chaleur de l'appareil ménager (1) à travers l'échangeur de chaleur, caractérisé en ce que, en fonction d'un type de raccordement spécifique du dispositif à liquide de rinçage (2), le liquide de rinçage dirigé à travers l'échangeur de chaleur (8) en vue d'une élimination de liquide est dirigé automatiquement dans une cuve de collecte (4) du dispositif à liquide de rinçage (2) ou dans un système à eaux usées externe (19), et en ce que lors de la première mise en service du dispositif à liquide de rinçage (2) le type de raccordement est initialisé par le biais d'un actionnement spécifique d'au moins un élément de commande de l'appareil ménager et est mis en mémoire dans une unité de commande (16).
  2. Procédé selon la revendication 1, caractérisé en ce que l'initialisation est exécutée par le biais d'un actionnement spécifique d'au moins un élément de commande (17) de l'appareil ménager (1).
  3. Procédé selon l'une des revendications précédentes, caractérisé en ce que le condensat débordant de la cuve de rinçage (5) remplie s'écoule dans la cuve de collecte (4).
  4. Procédé selon l'une des revendications précédentes, caractérisé en ce que le liquide de rinçage et le condensat collecté dans la cuve de collecte (4) sont dirigés dans un siphon (21) du système à eaux usées externe (19), lorsque le dispositif à liquide de rinçage (2) est relié au système à eaux usées externe (19).
  5. Procédé selon l'une des revendications précédentes, caractérisé en ce que pour l'évacuation du condensat collecté dans la cuve de collecte (4) une fermeture (6), en particulier une fermeture disposée au niveau du point le plus profond de la cuve de collecte (4), de la cuve de collecte (4) est ouverte lors de la première mise en service du dispositif à liquide de rinçage (2), lorsque le dispositif à liquide de rinçage (2) est relié au système à eaux usées externe (19) en vue de l'élimination du condensat.
  6. Procédé selon l'une des revendications précédentes, caractérisé en ce que le liquide de rinçage est dirigé dans la cuve de collecte (4) après le passage à travers l'échangeur de chaleur (8), lorsque le dispositif à liquide de rinçage (2) en vue de l'élimination de liquide n'est pas raccordé au système à eaux usées externe (19).
  7. Procédé selon l'une des revendications précédentes, caractérisé en ce que le liquide de rinçage est dirigé après le passage à travers l'échangeur de chaleur (8) dans le bloc de fond (11) de l'appareil ménager (1) et de là en fonction du type de raccordement du dispositif à liquide de rinçage (2) est dirigé automatiquement dans le système à eaux usées externe (19) ou dans la cuve de collecte (4).
  8. Procédé selon la revendication 7, caractérisé en ce que l'état de remplissage augmentant dans le bloc de fond (11) en raison du liquide affluant depuis la cuve de rinçage (5) et la cuve de collecte (4) est détecté et le liquide collecté dans le bloc de fond (11) est dérivé seulement lorsqu'une valeur seuil d'état de remplissage est atteinte.
  9. Procédé selon l'une des revendications précédentes, caractérisé en ce que le rinçage de l'échangeur de chaleur (8) est réalisé au moins deux fois, dans lequel après le premier rinçage le liquide de rinçage dirigé à travers l'échangeur de chaleur (8) est redirigé dans la cuve de rinçage (5), et seulement après le dernier passage de rinçage le liquide de rinçage est dirigé en fonction du type de raccordement du dispositif à liquide de rinçage (2) dans la cuve de collecte (4) ou dans le système à eaux usées externe (19).
  10. Procédé selon la revendication 8 et 9, caractérisé en ce que le liquide collecté dans le bloc de fond (11) est pompé dans la cuve de rinçage (5) jusqu'à ce que le nombre de cycles de rinçage soit terminé, et après le rinçage de l'échangeur de chaleur (8), lorsque la valeur seuil d'état de remplissage dans le bloc de fond (11) est atteinte, le liquide collecté dans celui-ci est pompé dans le siphon (21) du système à eaux usées (19), lorsque le dispositif à liquide de rinçage (2) est relié au système à eaux usée (19) en vue de l'élimination du condensat.
  11. Appareil ménager (1) destiné à l'entretien du linge comprenant un dispositif à liquide de rinçage (2), avec lequel pendant un processus d'entretien un condensat généré peut être collecté en tant que liquide de rinçage dans une cuve de rinçage (5) et de manière spécifique aux phases de fonctionnement en vue de l'enlèvement de peluches dans un échangeur de chaleur (8) d'une pompe à chaleur de l'appareil ménager (1) dirigeable à travers l'échangeur de chaleur, caractérisé en ce que, en fonction d'un type de raccordement spécifique du dispositif à liquide de rinçage (2) le liquide de rinçage dirigé à travers l'échangeur de chaleur (8) en vue de l'élimination de liquide peut être dirigé automatiquement dans une cuve de collecte (4) du dispositif à liquide de rinçage (2) ou dans un système à eaux usées externe (19), et en ce que lors de la première mise en service du dispositif à liquide de rinçage (2) le type de raccordement peut être initialisé et mis en mémoire dans une unité de commande (16).
  12. Appareil ménager (1) selon la revendication 11, caractérisé en ce que le condensat peut être collecté dans une cuve de rinçage (5), laquelle est disposée au moins par endroits dans la cuve de collecte (4), de sorte que le liquide débordant de la cuve de rinçage (5) passe automatiquement dans la cuve de collecte (4).
EP08804657.8A 2007-10-12 2008-09-24 Procédé de fonctionnement d'un dispositif à liquide de rinçage dans un appareil ménager pour l'entretien du linge et dispositif à liquide de rinçage Active EP2207929B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102007049060A DE102007049060A1 (de) 2007-10-12 2007-10-12 Verfahren zum Betreiben einer Spülflüssigkeitseinrichtung in einem Hausgerät zur Pflege von Wäschestücken und Spülflüssigkeitseinrichtung
PCT/EP2008/062748 WO2009050003A1 (fr) 2007-10-12 2008-09-24 Procédé de fonctionnement d'un dispositif à liquide de rinçage dans un appareil ménager pour l'entretien du linge et dispositif à liquide de rinçage

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Publication Number Publication Date
EP2207929A1 EP2207929A1 (fr) 2010-07-21
EP2207929B1 true EP2207929B1 (fr) 2017-07-12

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US (1) US8266814B2 (fr)
EP (1) EP2207929B1 (fr)
CN (1) CN101821444B (fr)
DE (1) DE102007049060A1 (fr)
EA (1) EA017276B1 (fr)
WO (1) WO2009050003A1 (fr)

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WO2009050003A1 (fr) 2009-04-23
CN101821444B (zh) 2014-09-03
CN101821444A (zh) 2010-09-01
DE102007049060A1 (de) 2009-04-16
EA201070464A1 (ru) 2010-10-29
EA017276B1 (ru) 2012-11-30
US20100200018A1 (en) 2010-08-12
US8266814B2 (en) 2012-09-18
EP2207929A1 (fr) 2010-07-21

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