EP2157231A1 - Appareil de séchage ménager et procédé de nettoyage d'un composant, notamment d'un évaporateur d'un dispositif de condensateur d'un tel appareil de séchage ménager - Google Patents

Appareil de séchage ménager et procédé de nettoyage d'un composant, notamment d'un évaporateur d'un dispositif de condensateur d'un tel appareil de séchage ménager Download PDF

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Publication number
EP2157231A1
EP2157231A1 EP09166793A EP09166793A EP2157231A1 EP 2157231 A1 EP2157231 A1 EP 2157231A1 EP 09166793 A EP09166793 A EP 09166793A EP 09166793 A EP09166793 A EP 09166793A EP 2157231 A1 EP2157231 A1 EP 2157231A1
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EP
European Patent Office
Prior art keywords
process air
evaporator
rinsing
air blower
heat exchanger
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Withdrawn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
EP09166793A
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German (de)
English (en)
Inventor
Klaus Grunert
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.)
BSH Hausgeraete GmbH
Original Assignee
BSH Bosch und Siemens Hausgeraete 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 BSH Bosch und Siemens Hausgeraete GmbH filed Critical BSH Bosch und Siemens Hausgeraete GmbH
Publication of EP2157231A1 publication Critical patent/EP2157231A1/fr
Withdrawn legal-status Critical Current

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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
    • D06F58/00—Domestic laundry dryers
    • D06F58/20—General details of domestic laundry dryers 
    • D06F58/22—Lint collecting arrangements

Definitions

  • the invention relates to a household drying device, in particular a washer or dryer, with a closed process air circuit, wherein the process air circuit at least one heat exchanger, in particular an evaporator of a condenser device, a process air blower and a purge system for cleaning a disposed within the process air circuit component having.
  • the invention relates to a method for opening a maintenance opening in such a tumble dryer.
  • a compressor heat pump is used, in which a working medium (carbon dioxide, propane, chlorinated and / or fluorinated hydrocarbon or a corresponding mixture, eg R134a, R152a, R407C, R410A) in the gaseous state is compressed by a compressor, then in one second heat exchanger, which is also referred to as a "heater” or “condenser”, liquefied under the release of heat, then relaxed when passing through a throttle and in a first heat exchanger, which is also referred to as a "condenser” or “evaporator” under recording is evaporated by heat. Finally, it returns to the compressor.
  • a working medium carbon dioxide, propane, chlorinated and / or fluorinated hydrocarbon or a corresponding mixture, eg R134a, R152a, R407C, R410A
  • a heat pump is used, in which a first working fluid (ammonia) is periodically absorbed and desorbed by a second working fluid (water).
  • a heat pump is used, in which for the transport of heat thermoelectric elements, as well as Peltier elements referred to and constructed with special semiconductor materials, act.
  • the DE 10 2007 024 438 A1 relates to an air-cooled heat exchanger in a washer-dryer.
  • a lint filter function is integrated.
  • the process air laden with lint and moisture flows through the heat exchanger from bottom to top.
  • Moisture settles on the walls of the channels that form the heat exchanger, and runs down in the heat exchanger against the process air.
  • water vortices are formed, which absorb the lint from the process air and filter the process air in this way.
  • the flow of process air can be interrupted; but then no drying process takes place. In the absence of any other indication, therefore, the drying process takes place under steady-state streaming of the process air.
  • the document also contains no reference to a particular measure for cleaning the heat exchanger of lint, especially since this cleaning is functionally immanent to the heat exchanger.
  • the document thus also contains no indication as to how a cleaning process known elsewhere for a heat exchanger could be modified, e.g. B. by varying the flow of process air.
  • a clothes dryer with a heat pump In a clothes dryer with a heat pump, the cooling of the warm, moisture-laden process air and the condensation of the moisture contained substantially in the first heat exchanger, in which the heat supplied to the process air is used for the evaporation of the working fluid.
  • the process air In the second heat exchanger, in which heat is released due to the condensation of the gaseous working fluid, the process air is heated again before entering the laundry drum or treatment chamber.
  • the liquefied working fluid is passed through a throttle, in which the pressure of the working fluid is reduced, and back to the evaporator to evaporate there, with recapture of heat from the process air.
  • an aggregate for heat recovery in an exhaust air dryer which can be configured as a heat exchanger or as a heat pump.
  • the process air is extracted by the evaporator heat, which is supplied via the condenser ambient air, which usually flows with ambient conditions in the heat exchanger surfaces of the heat exchanger.
  • a method and apparatus for removing lint from a condensate separator formed as a heat exchanger are known.
  • a relatively small amount of about one-half liter of condensed water is used for the single-flushing of plates of the envisaged capacitor device.
  • the purging process takes about 30 seconds.
  • condensed water condensed water collected in a condenser water tank is used.
  • a device for cleaning the evaporator of a condenser device in a tumble dryer is known.
  • the evaporator of the condenser device which consists of a multiplicity of lamellae arranged parallel to one another, can be cleaned by means of a cleaning device on its side opposite a condensate water trough.
  • This cleaning device consists of a reciprocating comb-like brush or bristle arrangement, which is additionally supplied in the condensate water tank contained condensate water.
  • a process air blower for generating the process air flow is provided, which can be brought in a drying room with the laundry to be dried for the absorption of moisture in contact.
  • a drying phase in which the process air blower generates the process air flow and brings it into contact with the laundry to be dried in the drying room
  • a cleaning phase when the process air blower is switched off, a section of the process air duct is at least partially flooded with liquid for a certain period of time.
  • This liquid is then removed from the flooded section of the process air duct at the end of the cleaning phase.
  • the removed liquid is condensate liquid from a condensate container in which condensate water collected from the drying of wet laundry is collected during the drying of the laundry.
  • a household drying device in particular a washer or dryer, with a closed process air circuit, wherein the process air circuit at least one heat exchanger, in particular an evaporator of a condenser device, a process air blower and a flushing system for cleaning a disposed within the process air circuit component, in particular a condenser, having.
  • a control device is during at least a part a flushing operation or at least part of a sequence of flushing operations with the flushing system, the process air blower is turned on or turned on.
  • the invention likewise relates to a method for cleaning a component, in particular a vaporizer, of a condenser device, which is arranged within a process air cycle of a domestic drying appliance, in particular a washer or dryer, wherein during at least a part of a rinsing process or at least part of a sequence of rinsing operations with a rinsing system a process air blower of the household drying device is turned on.
  • a cleaning device in which the cleaning of the heat exchanger takes place, depending on the design, with a temporarily or continuously running process air blower. Contrary to previous views that entrainment of rinse water must be absolutely prevented, is now just entrainment of rinse water with the process air on the actually to be cleaned part sought to be able to clean behind arranged components in the process air cycle.
  • a version with a running process air blower has the advantage that even horizontally or horizontally arranged heat exchanger fins, as they are available in conventional condensation dryers, can be cleaned without problems.
  • the domestic appliance or the method for its control are correspondingly designed so that the heat exchanger is an evaporator with substantially horizontal Slats is and the controller turns on the process air blower in each of the rinsing performed with the rinsing system.
  • the domestic appliance and its control device or the method are designed so that the component is an evaporator with substantially horizontal slats and the process air blower is turned on in each of the rinsing performed with the rinsing system.
  • a heat pump tumble dryer with vertically oriented heat exchanger fins alternating cleaning with running or without running process air blower is preferred.
  • Most of the deposits on the heat exchangers can be found on the front of the evaporator, which is particularly easy to clean when the process air fan is switched off, so that it is advantageous that process air blowers do not run continuously.
  • the domestic appliance or the method for its control are accordingly designed so that the heat exchanger is an evaporator with substantially vertical fins and the control device turns on the process air blower only a part and not every time the sequence of rinsing with the flushing system.
  • the domestic appliance or the method are designed such that the control device is designed to switch on the process air blower only at every tenth to two hundred and fiftieth, in particular at every thirtieth to one hundredth, preferably at every fiftieth flushing.
  • flushing system is configured as a flushed lint filter, in particular as a flushed lint filter upstream of the heat exchanger.
  • the control device can be configured in particular as an electronic control device and / or a microprocessor. In principle, however, manual switches for carrying out the process can also be used.
  • the process air blower can be designed as a pushing or sucking process air blower.
  • the arrangement of the process air blower can be provided at different locations within the process air cycle.
  • a cleaning of horizontal heat exchanger surfaces and a heat pump dryer also enables a cleaning of the condenser.
  • FIG. 1 shows components of a clothes dryer as a Hauhaltstrockmuddysproblem with a Flusen SimplySystem according to a first embodiment
  • FIG. 2 shows components of a clothes dryer as a Hauhaltstrockmuddysproblem with a Flusen SimplySystem according to a second embodiment.
  • FIG. 1 shows a clothes dryer 1, which is equivalent to a washer-dryer to understand.
  • a device shown in a schematic representation according to a first embodiment is contained in a household drying appliance with a lint washing system such as in particular a washing or tumble dryer, of which in Fig. 1 however, only the parts essential for an understanding of the present explanation are shown. These parts include, above all, a laundry or laundry drum WT to be dried, which is to be dried, and a process-air flow arrangement connected thereto, which is considered in more detail below Fig. 1 indicated arrows process air flows.
  • a process air circuit with this process air flow arrangement comprises a number of first to fourth process air ducts LU1, LU2, LU3 and LU4 and devices connected thereto, in the form of a process air blower GB, a heating device, in particular a first heat exchanger HE and an evaporator, in particular a second heat exchanger EV not shown here Capacitor device.
  • the evaporator or first heat exchanger EV is connected on the outlet side via a funnel-shaped connection TR1 serving as a transition part to the one end of the first process air duct LU1, to which cold, dry process air is supplied and which is connected at its other end to an input connection of the process air blower GB.
  • This process air blower GB is connected on the output side via the second process air duct LU2 to the input side of the heating device or the second heat exchanger HE, which is connected on the output side by the third process air duct LU3 to the input side of the washing or laundry drum WT for the supply of now hot, dry process air ,
  • On the output side is the washing or laundry drum WT for discharging hot moist process air, which is discharged from it to be dried wet laundry, through the fourth process air duct LU4 and an adjoining, also serving as a transition part funnel-shaped connection TR2 with the inlet side of the evaporator or first heat exchanger EV connected.
  • condensation of the moisture of the hot, moist process air supplied by the fourth process air channel LU4 from the washing or laundry drum WT takes place.
  • the resulting condensate in the evaporator EV occurs as in Fig. 1 indicated, in the form of water droplets in a arranged below the evaporator or first heat exchanger EV condensate water tank KW, in which it is collected.
  • the condensation water collected in the condensate water tank KW must be removed from it, so that it does not overflow.
  • the condensate water tank KW is connected to an outlet, for example, by a connecting channel, not shown.
  • a manual emptying by a user can also be provided.
  • the condensate water tank KW shown is connected via a first connecting channel K1 to the input side of an electric pump P, which may be, for example, an impeller pump.
  • the pump P is connected by a second connecting channel K2 to the input side of other components of a flushing system FS such as a rinsing nozzle DU.
  • a control device ST can, for example, a microcontroller with its own software or a microprocessor control comprising a CPU, an operating program and a program containing a ROM memory and a random access memory RAM and interface circuits to which the input side actuating signals are supplied and the output control signals to the various devices of in Fig. 1 to make displayed device permit.
  • a microcontroller with its own software or a microprocessor control comprising a CPU, an operating program and a program containing a ROM memory and a random access memory RAM and interface circuits to which the input side actuating signals are supplied and the output control signals to the various devices of in Fig. 1 to make displayed device permit.
  • the control device ST has according to Fig. 1 for example, two input terminals E1 and E2, with which switches S1 and S2 are connected, each of which is located at a voltage terminal U, for example, may cause a voltage of + 5V.
  • the control device ST in the present case, for example, four output terminals A1, A2, A3 and A4.
  • the first output terminal A1 of the control device ST is connected to a corresponding control input of the heating device HE or the second heat exchanger, which can be switched on or off by the control input supplied control signals.
  • the second output connection A2 of the control device ST is connected to a control input of the process air blower GB, which can be switched on or off by control signals supplied to it at this control input.
  • the third output terminal A3 of the control device ST is connected via a connection to the washing or laundry drum WT, which is to be understood only as an operative connection, which can be set in rotation or stopped by the control signals emitted via the relevant connection. This means that the relevant control signals from the third output terminal A3 of the control device ST are delivered to a drive motor connected to the washing or laundry drum WT.
  • the fourth output terminal A4 of the control device ST is connected to a control input of the pump P, which can be set to its pumped by this connection control signals either started or stopped.
  • the control device ST considered above with its input terminals E1 and E2 and output terminals A1 to A6, let it be For example, by closing the switch S1 connected to the input terminal E1 of the controller ST, the normal drying operation of wet laundry located in the laundry drum WT is initiated and performed, and by closing the switch connected to the input terminal E2 of the controller ST S2 a rinsing process is initiated.
  • the actuation of the two switches S1 and S2 can be made so that both switches S1 and S2 can be actuated simultaneously, in particular for a flushing operation.
  • the respective switches S1 and S2 can be formed by a push-button switch, moreover.
  • the provision of the condensate water from the condensate water tank KW can be carried out for a rinsing process, for example programmatically preferably during a drying operation or after its completion automatically or selectively by manual intervention in the program control of the device containing washing or tumble dryer.
  • the control device ST could be connected to a further input via a further switch (not shown) to the voltage terminal U.
  • This flushing process can optionally be carried out once or several times with the relevant condensate water.
  • the condensate water collected again in the condensate water sump KW is then to be reintroduced into the cycle of the rinsing system FS.
  • the condensate water collected in the condensate water sump KW must either be discharged into an existing wastewater system or pumped into another sump, which must then be emptied manually.
  • the rinsing system FS is arranged as a lint washing system, which is known per se, in the process air duct LU4, LU1.
  • the Flusen Jardinsystem FS is arranged on or before serving as an evaporator first heat exchanger EV to clean this.
  • the lint washing system FS preferably uses the separated moisture, which was collected in a collecting container such as the condensate water sump KW of the moisture separator.
  • process air blower GB shown in the drawing is drawn between the second heat exchanger HE or condenser and the washing or laundry drum WT, the process air blower GB can also be used at any other position within the process air cycle. Particularly preferred are an arrangement in front of or behind the washing or laundry drum WT, wherein the process air blower GB is then used correspondingly pushing or sucking.
  • the pump P is supplied with pure water, in particular with condensate water from the condensate water tank KW.
  • the connection would be possible, for example in the case of a washer-dryer, the connection to a fresh water connection.
  • the pump P directs the condensate water or fresh water via the second connecting channel K2 to the rinsing nozzle DU, which in the embodiment shown is designed to rinse vertical lamellae LV of the first heat exchanger EV embodied as an evaporator.
  • a flushing system FS designed in this way can also be designed in another manner known in particular per se.
  • the flushing system FS can also be configured as a lint filter with purging upstream of the evaporator.
  • the control device ST is equipped with a second switch S2 or controllable via a second user-operable switch S2 to apply to a fourth output port A4, a control signal for the pump P in the active state.
  • the pump P pumps water, so that a purge occurs.
  • a control signal for activating the process air blower GB is additionally applied to the output port A2.
  • Such a procedure thus has the effect that, in the case of a predominant proportion of the rinsing processes, the vaporizer or its vertical fins LV are cleaned and, in the case of a small proportion of the rinsing operations, the second heat exchanger HE or condenser is additionally cleaned.
  • FIG. 2 shows a second embodiment, in which, in contrast to the embodiment according to FIG. 1 in the first heat exchanger EV instead of vertical slats horizontal slats LH are used.
  • the fourth output port A4 is designed and switched not only for activating the pump P, but in addition to activating the process air blower GB.
  • the process air blower GB is compulsorily activated each time the pump P of the flushing system FS is activated.
  • a different type of circuit can be provided, in which by a control device ST with embodiment according to FIG. 1 at the same time a signal is applied to the second output terminal A2 each time a signal is applied to the fourth output terminal A4.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Detail Structures Of Washing Machines And Dryers (AREA)
EP09166793A 2008-08-22 2009-07-30 Appareil de séchage ménager et procédé de nettoyage d'un composant, notamment d'un évaporateur d'un dispositif de condensateur d'un tel appareil de séchage ménager Withdrawn EP2157231A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102008041474A DE102008041474A1 (de) 2008-08-22 2008-08-22 Haushaltstrockungsgerät und Verfahren zum Reinigen eines Bauteiles, insbesonder eines Verdampfers einer Kondensatoreinrichtung eines solchen Haushaltstrocknungsgerätes

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EP2157231A1 true EP2157231A1 (fr) 2010-02-24

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EP09166793A Withdrawn EP2157231A1 (fr) 2008-08-22 2009-07-30 Appareil de séchage ménager et procédé de nettoyage d'un composant, notamment d'un évaporateur d'un dispositif de condensateur d'un tel appareil de séchage ménager

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EP (1) EP2157231A1 (fr)
DE (1) DE102008041474A1 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010031265A1 (de) * 2010-07-13 2012-01-19 BSH Bosch und Siemens Hausgeräte GmbH Verfahren zum Betreiben eines Kondensationstrockners mit einer internen Reinigung sowie Kondensationstrockner hierzu
WO2013144763A2 (fr) 2012-03-27 2013-10-03 BSH Bosch und Siemens Hausgeräte GmbH Appareil de traitement de vêtements doté d'un condenseur et dispositif de nettoyage
EP2796614A4 (fr) * 2011-12-20 2015-05-06 Panasonic Corp Sèche-linge et procédé de nettoyage d'un évaporateur dans un sèche-linge
CN106480638A (zh) * 2015-08-27 2017-03-08 Bsh家用电器有限公司 用于干燥器具的过程空气组件以及干燥器具
CN106480637A (zh) * 2015-08-27 2017-03-08 Bsh家用电器有限公司 具有过程空气鼓风机和冲洗***的干燥器具

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010031459A1 (de) 2010-07-16 2012-01-19 BSH Bosch und Siemens Hausgeräte GmbH Diffusor für geringe Bauhöhe
DE102012209826A1 (de) * 2012-06-12 2013-12-12 BSH Bosch und Siemens Hausgeräte GmbH Kondensationstrockner mit einer Pumpe sowie Verfahren zu seinem Betrieb

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DE3000865A1 (de) 1980-01-11 1981-07-16 Fichtel & Sachs Ag, 8720 Schweinfurt Waeschetrockner mit waermerueckgewinnung
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EP0468573A1 (fr) 1990-07-24 1992-01-29 Whirlpool Europe B.V. Dispositif pour nettoyer un évaporateur, en particulier des peluches dans un sèche-linge
US5272781A (en) * 1991-07-10 1993-12-28 Ardam Snc Process and a device for eliminating lint deposits in hot-air circuits of clothes washers and dryers
FR2711153A1 (fr) * 1993-10-13 1995-04-21 Esswein Sa Procédé et dispositif de nettoyage du circuit de séchage d'une machine lavante-séchante ou séchante.
DE3738031C2 (de) 1987-11-09 1995-10-12 Bosch Siemens Hausgeraete Verfahren und Vorrichtung zum Entfernen von Flusen aus einem als Wärmetauscher ausgebildeten Kondenswasser-Abscheider
DE19943125A1 (de) 1999-04-30 2000-11-02 Bsh Bosch Siemens Hausgeraete Verfahren zum Reinigen der Prozeßluftführung eines Haushaltwäschetrockners sowie ein zur Durchführung dieses Verfahrens eingerichteter Haushaltwäschetrockner
DE19738735C2 (de) 1997-09-04 2003-02-20 Bsh Bosch Siemens Hausgeraete Kondensationstrockner mit einem geschlossenen Trocknungsluftkreislauf
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DE102007024438A1 (de) 2007-05-25 2008-11-27 BSH Bosch und Siemens Hausgeräte GmbH Hausgerät zur Pflege von Wäschestücken, insbesondere Waschtrockner

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1410206A1 (de) 1959-09-21 1968-10-10 Siemens Elektrogeraete Gmbh Waschmaschine
DE3000865A1 (de) 1980-01-11 1981-07-16 Fichtel & Sachs Ag, 8720 Schweinfurt Waeschetrockner mit waermerueckgewinnung
GB2087029A (en) * 1980-09-19 1982-05-19 Heat Pumps W R Ltd Improvements in or Relating to Heat Exchangers
DE3738031C2 (de) 1987-11-09 1995-10-12 Bosch Siemens Hausgeraete Verfahren und Vorrichtung zum Entfernen von Flusen aus einem als Wärmetauscher ausgebildeten Kondenswasser-Abscheider
DE4023000C2 (de) 1990-07-19 2003-02-27 Bsh Bosch Siemens Hausgeraete Wäschetrockner mit einem Wärmepumpenkreis
EP0468573A1 (fr) 1990-07-24 1992-01-29 Whirlpool Europe B.V. Dispositif pour nettoyer un évaporateur, en particulier des peluches dans un sèche-linge
US5272781A (en) * 1991-07-10 1993-12-28 Ardam Snc Process and a device for eliminating lint deposits in hot-air circuits of clothes washers and dryers
FR2711153A1 (fr) * 1993-10-13 1995-04-21 Esswein Sa Procédé et dispositif de nettoyage du circuit de séchage d'une machine lavante-séchante ou séchante.
DE19738735C2 (de) 1997-09-04 2003-02-20 Bsh Bosch Siemens Hausgeraete Kondensationstrockner mit einem geschlossenen Trocknungsluftkreislauf
DE19943125A1 (de) 1999-04-30 2000-11-02 Bsh Bosch Siemens Hausgeraete Verfahren zum Reinigen der Prozeßluftführung eines Haushaltwäschetrockners sowie ein zur Durchführung dieses Verfahrens eingerichteter Haushaltwäschetrockner
WO2006029953A1 (fr) 2004-09-13 2006-03-23 BSH Bosch und Siemens Hausgeräte GmbH Procédé de séchage pour un appareil électroménager et appareil électroménager permettant la mise en oeuvre dudit procédé
EP1936022A1 (fr) * 2006-12-22 2008-06-25 Electrolux Home Products Corporation N.V. Sèche-linge
DE102006061211A1 (de) * 2006-12-22 2008-06-26 BSH Bosch und Siemens Hausgeräte GmbH Verfahren zum Entfernen von Flusen aus einem Wärmetauscher eines Hausgeräts, sowie entsprechendes Hausgerät
DE102007024438A1 (de) 2007-05-25 2008-11-27 BSH Bosch und Siemens Hausgeräte GmbH Hausgerät zur Pflege von Wäschestücken, insbesondere Waschtrockner

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010031265A1 (de) * 2010-07-13 2012-01-19 BSH Bosch und Siemens Hausgeräte GmbH Verfahren zum Betreiben eines Kondensationstrockners mit einer internen Reinigung sowie Kondensationstrockner hierzu
EP2796614A4 (fr) * 2011-12-20 2015-05-06 Panasonic Corp Sèche-linge et procédé de nettoyage d'un évaporateur dans un sèche-linge
WO2013144763A2 (fr) 2012-03-27 2013-10-03 BSH Bosch und Siemens Hausgeräte GmbH Appareil de traitement de vêtements doté d'un condenseur et dispositif de nettoyage
WO2013144763A3 (fr) * 2012-03-27 2013-11-28 BSH Bosch und Siemens Hausgeräte GmbH Appareil de traitement de vêtements doté d'un condenseur et dispositif de nettoyage
CN104204337A (zh) * 2012-03-27 2014-12-10 Bsh博世和西门子家用电器有限公司 具有冷凝器和清洁器装置的衣物处理器具
CN106480638A (zh) * 2015-08-27 2017-03-08 Bsh家用电器有限公司 用于干燥器具的过程空气组件以及干燥器具
CN106480637A (zh) * 2015-08-27 2017-03-08 Bsh家用电器有限公司 具有过程空气鼓风机和冲洗***的干燥器具

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