EP3633095A1 - Lave-linge avec un système pour l'alimentation d'eau - Google Patents

Lave-linge avec un système pour l'alimentation d'eau Download PDF

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Publication number
EP3633095A1
EP3633095A1 EP19196979.9A EP19196979A EP3633095A1 EP 3633095 A1 EP3633095 A1 EP 3633095A1 EP 19196979 A EP19196979 A EP 19196979A EP 3633095 A1 EP3633095 A1 EP 3633095A1
Authority
EP
European Patent Office
Prior art keywords
water
detergent
supply system
reservoir
washing machine
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Withdrawn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
EP19196979.9A
Other languages
German (de)
English (en)
Inventor
Markus Behr
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 EP3633095A1 publication Critical patent/EP3633095A1/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Withdrawn legal-status Critical Current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
    • 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
    • D06F39/028—Arrangements for selectively supplying water to detergent compartments
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00—Washing or rinsing machines for crockery or tableware
    • A47L15/42—Details
    • A47L15/44—Devices for adding cleaning agents; Devices for dispensing cleaning agents, rinsing aids or deodorants
    • A47L15/4418—Devices for adding cleaning agents; Devices for dispensing cleaning agents, rinsing aids or deodorants in the form of liquids
    • A47L15/4427—Devices for adding cleaning agents; Devices for dispensing cleaning agents, rinsing aids or deodorants in the form of liquids entrained in the water supply line by a pressure drop, e.g. resulting from a Venturi throat
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00—Washing or rinsing machines for crockery or tableware
    • A47L15/42—Details
    • A47L15/4214—Water supply, recirculation or discharge arrangements; Devices therefor
    • A47L15/4217—Fittings for water supply, e.g. valves or plumbing means to connect to cold or warm water lines, aquastops
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L2401/00—Automatic detection in controlling methods of washing or rinsing machines for crockery or tableware, e.g. information provided by sensors entered into controlling devices
    • A47L2401/07—Status of hydraulic components, e.g. open/close status of water inlet/outlet valves, operating position of water diverters
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L2501/00—Output in controlling method of washing or rinsing machines for crockery or tableware, i.e. quantities or components controlled, or actions performed by the controlling device executing the controlling method
    • A47L2501/07—Consumable products, e.g. detergent, rinse aids or salt
    • D06F2202/08—
    • D06F2204/086—
    • 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
    • D06F39/088—Liquid supply arrangements

Definitions

  • the invention relates to a washing machine, comprising a treatment room for a good to be cleaned, according to the preamble of claim 1.
  • Such washing machines are generally known and include a treatment room for a good to be cleaned, a first reservoir for a first detergent, a second reservoir for a second detergent and a third reservoir for a third detergent, and a water supply system with a water inlet and a water source the first reservoir assigned to the first, a second water outlet assigned to the second reservoir and a third water outlet assigned to the third reservoir, wherein the first detergent, the second detergent or the third detergent can be flushed into the treatment space by means of the water supply system.
  • the abovementioned reservoirs for detergents are designed as chambers of a common dispenser box, into which detergent liquid and / or powder and / or pressed into a tablet can be filled.
  • water can be supplied from the water source, for example a fixed water connection, to the individual chambers of the induction box and thus to the detergent filled therein, depending on a previously selected washing program.
  • the detergent in the chamber which has been supplied with water by means of the known water supply system, is rinsed out of this chamber by the water supplied and is flushed into the treatment room.
  • the invention therefore presents the problem of specifying a washing machine, the structure of which is simplified, in particular with regard to the water supply system of the washing machine.
  • a washing machine with the features of claim 1, which is characterized in that the water supply system is designed such that the first detergent is in a first operating state of the water supply system, in which a first water path connected to the water inlet in a flow-guiding manner is opened and a second water path that is connected to the water inlet in a flow-conducting manner is closed, and the second detergent in a second operating state of the water supply system, in which the first water path that is connected to the water inlet and closed and the second water path that is connected to the water inlet is opened, in each case in the manner of a water jet pump is sucked in from the respective reservoir by means of the water from the water source and can be conveyed into the treatment room with this water, in one third operating state of the water supply system, in which the first and the second water path are open at the same time, the third detergent can be conveyed from the third reservoir by means of the water from the water source into the treatment room.
  • the advantage achievable with the invention is, in particular, that the construction of the washing machine, in particular with regard to the water supply system of the washing machine, is simplified.
  • the invention it is possible to implement three different detergent detergents into the treatment room of a washing machine by means of a water supply system with only two water jet pumps and only two water paths connected to the water inlet of the water supply system.
  • the washing machine according to the invention thus requires a smaller number of pumps than the number of detergents.
  • water jet pumps are less expensive than the usual peristaltic pumps.
  • the smaller number of pumps and water paths of the water supply system connected to the water inlet also reduce the number of other components, such as hoses or cables.
  • the water supply system of the washing machine according to the invention can be realized overall more compact and thus space-saving.
  • washing machine is to be interpreted broadly and includes any type of washing machine for cleaning a good to be cleaned. Accordingly, the washing machine according to the invention can be, for example, a washing machine for laundry or a washing machine for dishes and cutlery, that is to say a dishwasher. Other types of washing machines, for example for special applications in hospitals or the like, are also conceivable.
  • the washing machine according to the invention can be used advantageously both in the household and in professional use, that is to say in trade.
  • the term “treatment room” should be interpreted broadly.
  • the treatment room comprises, for example, a washing liquid container designed as a tub and a laundry drum which is rotatably arranged in the tub.
  • the treatment room can be designed as the room for the dishes and cutlery.
  • the detergents and the reservoirs for the individual detergents are widely suitable in terms of type, function, material, shape, dimension and arrangement Freely selectable limits. This also applies in particular to the third detergent and the third reservoir.
  • washing machine provides that the third detergent can be rinsed out of the third reservoir by means of the water from the water source in the third operating state of the water supply system. In this way it is possible that the third detergent can be used in solid or liquid form in the third reservoir.
  • the third reservoir is designed as a induction box or as part of a induction box.
  • washing machine according to the invention which is alternative to the two aforementioned embodiments, provides that the third detergent in the third operating state of the water supply system is drawn in like a water jet pump by means of the water from the water source from the third reservoir and can be conveyed into the treatment room with this water.
  • the third detergent can be conveyed into the treatment room analogously to the first and the second detergent.
  • the water supply system has a first valve in the first water path and / or a second valve in the second water path, the first and / or the second valve being designed to be controllable by means of a control of the washing machine / is.
  • the first and / or the second waterway can be opened or closed as desired and in a simple manner as desired.
  • first and / or second valve can be freely selected within wide suitable limits in terms of type, functionality, material, shape, dimension and arrangement.
  • the first valve and / or the second valve are / is designed as a solenoid valve.
  • Solenoid valves can be switched very quickly, that is, they can be switched from a closed state to an open state and vice versa, so that very precise control of the water supply by means of the water supply system is made possible.
  • solenoid valves it is very easy to operate the respective water jet pump in such a way that the respective detergent is conveyed from the water source into the treatment room by means of the water or that only water is conveyed from the water source into the treatment room.
  • a further advantageous development of the washing machine according to the invention provides that a flow rate stabilizer is / is arranged in the first water path and / or in the second water path. This makes it possible to keep the flow in the first and / or the second water path of the water supply system constant, even in the case of, for example, fluctuating pressures of a water source designed as a fixed water connection. Accordingly, the design of the water supply system as well as the design of the washing machine as a whole is simplified.
  • the water supply system can be freely selected within wide suitable limits. This also applies in particular to the arrangement of the water supply system.
  • the water supply system can be decentralized.
  • An advantageous development of the washing machine according to the invention provides that the water supply system is designed as a structural unit. In this way, the compactness of the water supply system is further improved. In addition, the water supply system is easier to handle, for example during initial assembly or customer service work.
  • a particularly advantageous development of the washing machine according to the invention in accordance with the aforementioned embodiment provides that the water supply system with a body of the treatment room, in particular with a washing liquid container surrounding a washing drum of the treatment room, is combined to form one structural unit. This improves the degree of integration of the washing machine. Accordingly, handling during initial assembly or customer service work is also simplified.
  • the washing machine is designed as a washing machine for laundry items.
  • the washing machine has a treatment room 2, which comprises a washing drum 4 and a washing liquid container 6 designed as a tub, the washing drum 4 being rotatably arranged in the washing liquid container 6 in a manner known to those skilled in the art.
  • the washing machine has a first reservoir 8 in the form of a detergent canister for a first detergent 10 in the form of a liquid detergent, a second reservoir 12 in the form of a detergent canister in a second detergent 14 in the form of a liquid detergent, and a third reservoir 16 in the form of a detergent dispenser for a third detergent in the form of a solid 18 on.
  • the third detergent 18 can be designed, for example, as a tablet.
  • the first reservoir 8 and the second reservoir 12 are each designed as a canister that can be removed from the washing machine.
  • the dispenser drawer 16 is at least partially pullable out of a shaft of the washing machine, not shown, in a manner known to the person skilled in the art.
  • the first detergent 10 can be, for example, a detergent for the prewash, the second detergent 14 a detergent for the main wash and the third detergent 18 a fabric softener.
  • the washing machine has a water supply system 19 with a water inlet 22 assigned to a water source 20 and a first water outlet 24 assigned to the first reservoir 8, and a second water outlet assigned to the second reservoir 12 26 and a third water outlet 28 assigned to the third reservoir 16, wherein the first detergent 10, the second detergent 14 or the third detergent 18 can be flushed into the treatment room 2 by means of the water supply system 19.
  • the water supply system 19 is designed such that the first detergent 10 is in a first operating state of the water supply system 19, in which a first water path 30, which is connected to the water inlet 22 in a flow-conducting manner, and a second water path 32, which is connected in a flow-conducting manner to the water inlet 22, is closed, and that second detergent 14 in a second operating state of the water supply system 19, in which the first water path 30 connected to the water inlet 22 in a flow-conducting manner is closed and the second water path 32 connected to the water inlet 22 in a flow-conducting manner is opened, in each case in the manner of a water jet pump by means of the water from the water source 20 is sucked out of the respective reservoir 8, 12 and can be conveyed with this water into the treatment room 2, wherein in a third operating state of the water supply system 19, in which the first and the second water path 30, 32 are open at the same time, the third detergent 18 can be conveyed from the third reservoir 16 by means of the water from the water source
  • the third detergent 18 in the third operating state of the water supply system 19, can be rinsed out by means of the water from the water source 20 from the third reservoir 16, namely the induction bowl.
  • the water supply system 19 has a first valve 34 in the first water path 30 and a second valve 36 in the second water path 32, the first and the second Valve 34, 36 are designed to be controllable by means of a control, not shown, of the washing machine.
  • the valves 34, 36 are designed as a single double solenoid valve. Accordingly, the valves 34, 36 are combined in the double solenoid valve as one structural unit 38.
  • a flow constant 40, 42 are arranged in the first water path 30 and in the second water path 32.
  • the water supply system 19 itself as well as the water supply system 19 and the washing liquid container 6 are combined to form one structural unit.
  • Fig. 1 the water supply system 19 of the washing machine is shown in its first operating state.
  • the first valve 34 is automatically opened by means of the control of the washing machine as a function of the previously selected washing program and the second valve 36 is automatically closed.
  • the first water path 30 is connected in a flow-conducting manner to the water inlet 22 of the water supply system 19, so that water from the water source 20, namely the fixed water connection, can flow into the first water path 30.
  • the water flows in the first water path 30 in the direction of flow after the flow stabilizer 40 at a constant rate of 2 l / min.
  • the first water path 30 is first passed through a hose 44, in order to then be guided in a hose 48 downstream over a free flow path 46.
  • a hose 50 is connected in a flow-conducting manner to the hose 48, which in turn is connected in a flow-conducting manner to the first reservoir 8, in which the first detergent 10 is stored.
  • the detergent 10 is sucked in by means of the hose 50 in the manner of a water jet pump and with the water through the hose 48 and the first water outlet 24 formed on the hose 48 into the treatment room 2, namely in the washing liquid container 6, promoted.
  • Fig. 2 shows the water supply system 19 of the washing machine in its second operating state.
  • the conveyance of the second detergent 14 from the second reservoir 12 into the treatment room 2 works analogously to the above-described conveyance of the first detergent 10 from the first reservoir 8 into the treatment room 2.
  • the first valve 34 is automatically closed by means of the control of the washing machine as a function of the previously selected washing program and the second valve 36 is automatically opened.
  • the second water path 32 is connected in a flow-conducting manner to the water inlet 22 of the water supply system 19, so that water from the water source 20, namely the fixed water connection, can flow into the second water path 32.
  • the water flows in the second water path 32 in the direction of flow after the flow stabilizer 42 at a constant rate of 2 l / min.
  • the second water path 32 is first passed through a hose 52, in order to then be guided in a hose 54 downstream over the free flow path 46.
  • a hose 56 is connected in a flow-conducting manner to the hose 54, which hose is in turn connected to the second reservoir 12, in which the second detergent 14 is stored, in a flow-conducting manner.
  • the second detergent 14 is sucked in by means of the hose 56 in the manner of a water jet pump and with the water through the hose 54 and the second water outlet 26 formed on the hose 54 into the treatment room 2, namely promoted in the washing liquid container 6.
  • the first and the second valve 34, 36 are opened simultaneously by means of the control. Accordingly, the first water path 30 and the second water path 32 are connected in a flow-conducting manner to the water inlet 22 of the water supply system 19, so that water from the water source 20, namely the fixed water connection, can flow into the first water path 30 and the second water path 32 simultaneously.
  • the water flows in the first and second water paths 30, 32 in the direction of flow after the flow stabilizers 40, 42 at a constant rate of 2 l / min.
  • the first and the second water path 30, 32 are each first led through a hose 44, 52.
  • the invention is not limited to the present exemplary embodiment.
  • the third detergent in the third operating state of the water supply system in the manner of a water jet pump that is to say analogously to the first and the second detergent, is sucked in from the third reservoir by means of the water and can be conveyed into the treatment room with this water .
  • This embodiment which differs from the present exemplary embodiment, is shown in FIGS 1 to 3 not shown.
  • the way in which the third detergent is conveyed from the third reservoir into the treatment room would then be, for example, as follows: in the third operating state of the water supply system 19, the first and second valves 34, 36 are controlled by the washing machine as a function of the previously selected one Washing program opened automatically.
  • the first water path 30 and the second water path 32 are connected in a flow-conducting manner to the water inlet 22 of the water supply system 19, so that water from the water source 20, namely the fixed water connection, can flow into the first water path 30 and the second water path 32 simultaneously.
  • the water flows in the first and second water paths 30, 32 in the direction of flow after the flow stabilizers 40, 42 at a constant rate of 2 l / min.
  • the first and the second water path 30, 32 are each first led through a hose 44, 52.
  • a hose (not shown) is connected in a flow-conducting manner, which in turn is connected in a flow-conducting manner to the third reservoir 16, in which the third detergent 18 is stored. Due to the water flowing in the hose 58, the third detergent 18 is sucked in by means of the hose, not shown, analogously to the first and the second detergent 10, 14 of the present exemplary embodiment, in the manner of a water jet pump and with the water through the hose 58 and on the third water outlet 28 formed in the hose 58 into the treatment room 2, namely into the washing liquid container 6.
  • the first and second detergents can be, for example, a washing solution, an emulsion or a dispersion.
  • the third detergent can be in the form of a washing solution, an emulsion or a dispersion. If the third detergent is rinsed out of the third reservoir, it can also be either a washing solution, an emulsion, a dispersion or a solid.
  • the solid can be freely selected after it has been assembled within a wide range.
  • the solid can be in the form of a powder, a pressed tablet or the like. In connection with the water from the water source, the so-called wash liquor is then obtained, for example.
  • washing machine is to be interpreted broadly and includes any type of washing machine for cleaning a good to be cleaned.
  • the washing machine according to the invention can be, for example, a washing machine for laundry or a washing machine for dishes and cutlery, that is to say a dishwasher.
  • Other types of washing machines for example for special applications in hospitals or the like, are also conceivable.
  • the washing machine according to the invention is both in Household as well as in professional use, i.e. in business, can be used advantageously. Accordingly, the term “treatment room” should be interpreted broadly.
  • the treatment room comprises, for example, a washing liquid container designed as a tub and a laundry drum which is rotatably arranged in the tub.
  • the treatment room can be designed as the room for the dishes and cutlery.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Detail Structures Of Washing Machines And Dryers (AREA)
EP19196979.9A 2018-10-04 2019-09-12 Lave-linge avec un système pour l'alimentation d'eau Withdrawn EP3633095A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102018124446.0A DE102018124446A1 (de) 2018-10-04 2018-10-04 Waschmaschine

Publications (1)

Publication Number Publication Date
EP3633095A1 true EP3633095A1 (fr) 2020-04-08

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ID=67953650

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19196979.9A Withdrawn EP3633095A1 (fr) 2018-10-04 2019-09-12 Lave-linge avec un système pour l'alimentation d'eau

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EP (1) EP3633095A1 (fr)
DE (1) DE102018124446A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002081806A1 (fr) * 2001-04-04 2002-10-17 BSH Bosch und Siemens Hausgeräte GmbH Machine, a savoir lave-linge ou lave-vaisselle avec dispositif de fixation pour tuyaux flexibles integres dans le caisson d'introduction d'agent de traitement
US20060107705A1 (en) * 2004-11-23 2006-05-25 Unilever Home & Personal Care Usa, Division Of Conopco, Inc. Automatic stand-alone dispensing device for laundry care composition
EP2508667A1 (fr) * 2009-12-03 2012-10-10 Haier Group Corporation Machine à laver pour agent de lavage ajouté automatiquement par pression négative et procédé de commande de celle-ci
EP2902540A1 (fr) * 2014-01-30 2015-08-05 Candy S.p.A. Machine à laver le linge
US20170167068A1 (en) * 2014-03-27 2017-06-15 Hangzhou Kambayashi Electronics Co., Ltd. Detergent dosing controller

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002081806A1 (fr) * 2001-04-04 2002-10-17 BSH Bosch und Siemens Hausgeräte GmbH Machine, a savoir lave-linge ou lave-vaisselle avec dispositif de fixation pour tuyaux flexibles integres dans le caisson d'introduction d'agent de traitement
US20060107705A1 (en) * 2004-11-23 2006-05-25 Unilever Home & Personal Care Usa, Division Of Conopco, Inc. Automatic stand-alone dispensing device for laundry care composition
EP2508667A1 (fr) * 2009-12-03 2012-10-10 Haier Group Corporation Machine à laver pour agent de lavage ajouté automatiquement par pression négative et procédé de commande de celle-ci
EP2902540A1 (fr) * 2014-01-30 2015-08-05 Candy S.p.A. Machine à laver le linge
US20170167068A1 (en) * 2014-03-27 2017-06-15 Hangzhou Kambayashi Electronics Co., Ltd. Detergent dosing controller

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