EP3227486B1 - Appareil d'entretien de linge comprenant un dispositif désodorisant - Google Patents

Appareil d'entretien de linge comprenant un dispositif désodorisant Download PDF

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Publication number
EP3227486B1
EP3227486B1 EP15770538.5A EP15770538A EP3227486B1 EP 3227486 B1 EP3227486 B1 EP 3227486B1 EP 15770538 A EP15770538 A EP 15770538A EP 3227486 B1 EP3227486 B1 EP 3227486B1
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EP
European Patent Office
Prior art keywords
laundry
ozone
additive
designed
laundry appliance
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.)
Active
Application number
EP15770538.5A
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German (de)
English (en)
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EP3227486A1 (fr
Inventor
Christian Bräunlich
Ingo Schulze
Frieda Probst
Hartmut Schaub
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
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BSH Hausgeraete GmbH
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Publication of EP3227486A1 publication Critical patent/EP3227486A1/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
    • D06F35/00—Washing machines, apparatus, or methods not otherwise provided for
    • D06F35/001—Washing machines, apparatus, or methods not otherwise provided for using ozone
    • 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 
    • D06F58/203—Laundry conditioning 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
    • D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
    • D06F2103/02—Characteristics of laundry or load
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
    • D06F2103/18—Washing liquid level
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
    • D06F2103/20—Washing liquid condition, e.g. turbidity
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
    • D06F2103/38—Time, e.g. duration
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
    • D06F2103/60—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers related to auxiliary conditioning or finishing agents, e.g. filling level of perfume tanks
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2105/00—Systems or parameters controlled or affected by the control systems of washing machines, washer-dryers or laundry dryers
    • D06F2105/42—Detergent or additive supply
    • 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
    • D06F33/00—Control of operations performed in washing machines or washer-dryers 
    • D06F33/30—Control of washing machines characterised by the purpose or target of the control 
    • D06F33/32—Control of operational steps, e.g. optimisation or improvement of operational steps depending on the condition of the laundry
    • D06F33/37—Control of operational steps, e.g. optimisation or improvement of operational steps depending on the condition of the laundry of metering of detergents or additives
    • 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
    • D06F58/32—Control of operations performed in domestic laundry dryers 
    • D06F58/34—Control of operations performed in domestic laundry dryers  characterised by the purpose or target of the control
    • D06F58/36—Control of operational steps, e.g. for optimisation or improvement of operational steps depending on the condition of the laundry
    • D06F58/44—Control of operational steps, e.g. for optimisation or improvement of operational steps depending on the condition of the laundry of conditioning or finishing, e.g. for smoothing or removing creases

Definitions

  • the present invention relates to a laundry care apparatus having a deodorizing device comprising an ozone generating element for generating ozone and an additive discharging element for discharging an additive.
  • a laundry care process in a laundry care appliance such as e.g. a washing machine or a tumble dryer
  • the laundry to be cared for is cleaned or dried.
  • Heavily soiled laundry can contain unpleasant-smelling odors that correspond to olfactory-perceived substances, ie substances that can be perceived by the sense of smell and that leave an unpleasant impression on the user's perception.
  • various chemicals such as e.g. Ozone supplied to laundry to deactivate unpleasant-smelling odors.
  • a water-conducting household appliance is described with a nebulizer device for atomizing water in a water tank and with a treatment gas generator for generating treatment gas.
  • the object is achieved by a laundry care apparatus for maintaining laundry, wherein the laundry care apparatus comprises a laundry drum for receiving laundry, a mist generator for generating a water mist, and a deodorizer with an ozone generating element for generating ozone, wherein the mist generator is trained, generate a quantity of water mist in a first time period and supply it to the laundry drum, wherein the ozone generating element is designed to generate a quantity of ozone in a second period subsequent to the first time period and supply it to the laundry drum to effect an odor reduction of the laundry; and wherein the deodorizing device further comprises an additive discharge element configured to deliver an amount of an additive through the mist generator to the laundry drum in a third period subsequent to the second time period to supply the additive to the laundry.
  • the technical advantage is achieved that the successive addition of the amount of ozone and the amount of the additive in the laundry drum effective odor reduction of the laundry to be cleaned in the laundry care device is achieved, and the additive can be delivered effectively to the laundry.
  • ozone a reduction in the germ load of the laundry can be achieved, whereby the temperature during a laundry care process can be reduced, since a further reduction of the germ load of the laundry by an elevated temperature is no longer necessarily required. As a result, the energy consumption of the laundry care process can be reduced.
  • Ozone is a strong oxidizing agent that can oxidize and deactivate odors, thereby achieving effective odor reduction in the laundry.
  • the odorants are deactivated and can no longer be perceived by humans. As a result, the odors lose their unpleasant-smelling properties.
  • the oxidation effect of ozone is not limited to unpleasant-smelling substances.
  • Ozone also oxidizes and deactivates other positive-acting additives that are added by the user of the laundry care device. Additives, such as fragrances can be added during a laundry care process of the laundry in order to achieve a positive effect for the user, such as a positive aroma of the laundry.
  • a mist is generated by a mist generator and supplied to the laundry drum.
  • a quantity of ozone is generated by the ozone generating element of the deodorizing device and supplied to the laundry drum.
  • the supplied ozone can oxidize and thus deactivate odors in the laundry, thereby causing an odor reduction of the laundry.
  • the further period of time may depend on the half-life of ozone and may, in particular, be in the range of 5 minutes to 25 minutes.
  • the amount of additive is released by the additive discharge element through the mist generator to the laundry drum.
  • the generated amount of ozone may optionally be supplied to the laundry drum by a siphon, thereby allowing a continuous filling of the laundry drum with a mixture of water mist and the additive.
  • an effective distribution of the additive is achieved with the water mist generated by the mist generator on the laundry.
  • the odor-reduced laundry can be mixed with the additive without the additive being oxidized by any ozone remaining in the laundry drum and thus deactivated.
  • An additive may be any type of substance that is added by the user of the laundry care device in addition to the main care product.
  • the washing agent added by the user has the effect of achieving a cleansing of the laundry to be nourished.
  • the additive is added by the user in addition to the detergent during the laundry process to achieve another effect.
  • the additive may comprise various flavorings or fragrances, so that the laundry after the laundry care process has a pleasant smell for the user of the laundry care appliance.
  • the perfume may be a liquid or gaseous perfume, such as lavender flavor or other flavoring agents.
  • the additive may comprise other substances, such as an impregnating agent, in order to achieve an impregnation of laundry after the laundry care process.
  • the additive may comprise a bleaching, disinfecting, coloring, or coating agent, or any other type of agent added in addition to the main care agent during the laundry care process.
  • a corresponding treatment of the laundry to be cared for with ozone and with an additive can be carried out before, during or after a conventional laundry care operation with moist or dry laundry in the laundry drum.
  • an effective odor reduction of the laundry after the laundry care process can be achieved, and after the odor reduction, an additive to the laundry are supplied without the additive is deactivated by remaining in the laundry drum ozone.
  • a laundry care appliance is understood to mean a device which is used for laundry care, such as e.g. a washing machine, or a tumble dryer.
  • a laundry care appliance is understood as a household laundry care appliance. So a laundry care device, which is used in the context of household management, and is treated with the laundry in normal household quantities.
  • the ozone generating element is designed to supply the generated amount of ozone through the mist production device to the laundry drum as an ozone-containing water mist.
  • an ozone-containing water mist is generated by the introduction of ozone in the water mist generated by the mist generator, which can be absorbed by the laundry, thereby the odor of the laundry can be effectively reduced because ozone as ozone water mixture or as an ozone-water mist mixture can be effectively absorbed by the laundry.
  • unpleasant-smelling odors can be deactivated not only in the laundry drum itself, but also directly in the laundry, eg directly on the laundry fibers.
  • an effective odor reduction of the laundry is effected in the laundry drum.
  • the ozone generating element is designed to supply the amount of ozone by an ozone line of the laundry drum as an ozone-air mixture.
  • the technical advantage is achieved that an odor reduction of the laundry is achieved even with dry laundry by the introduction of ozone in the laundry drum as ozone-air mixture, which can be dispensed with the implementation of an unnecessary washing with washing liquor. If the laundry has only unpleasant odors, but does not require intensive cleaning, then the laundry to be cared for can be added to the laundry drum in a dry state.
  • the mist generator is configured to generate a quantity of water mist which is supplied to the laundry.
  • the ozone-air mixture can be supplied as gas through the ozone line of the laundry drum.
  • the ozone generating element is designed to generate the amount of ozone under the action of UV light or by dielectrophoresis.
  • ozone is generated from molecular oxygen as part of a silent electrical discharge by two electrodes of opposite charge.
  • ozone is produced by dielectrophoresis.
  • electrophoresis ozone can be produced with little effort and with an ozone concentration of between 3% by volume and 6% by volume.
  • Ozone generating element in which ozone is generated under the action of ultraviolet light, ozone is generated from molecular oxygen by the action of ultraviolet light.
  • ozone In UV-based ozone generating elements, ozone can be produced at a concentration of between 0.5% by volume and 1% by volume. Thus, by means of an ultraviolet light or dielectrophoresis based ozone generating element, the amount of ozone can be generated to effect effective odor reduction in the laundry to be nourished.
  • the laundry care device comprises an ozone removal device, wherein the ozone removal device is designed to remove a further amount of ozone in the laundry care device.
  • the ozone removing device may comprise an activated carbon filter by which the further amount of ozone in the laundry care device may be deactivated, e.g. by conversion of ozone into carbon dioxide.
  • excess ozone can also be removed from the laundry care appliance by the ozone removal device.
  • the ozone eliminator, e.g. the activated carbon filter can be controlled so that the further amount of ozone, or the excess ozone, after completion of the ozone treatment of the laundry is removed from the laundry care device.
  • the ozone removal device is designed to remove the further amount of ozone after the second period has ended in the laundry care device.
  • the technical advantage is achieved that is achieved by a timely controlled removal of excess ozone by the ozone removal device, a dosage of ozone concentration in the laundry care device with respect to the really required amount of ozone in the laundry care device.
  • This ensures that in the second period, an amount of ozone is present in the laundry drum to effect an effective odor reduction of the laundry.
  • the ozone concentration can be greatly reduced, or the ozone can be completely removed from the laundry drum. This ensures that the added in the third period additive is not deactivated by remaining ozone, or that there is no damage to the laundry fibers or the user by ozone.
  • An ozone eliminator may include an activated carbon filter that converts ozone to carbon dioxide.
  • An ozone eliminator may comprise a suitable catalyst, e.g. Made of copper or manganese to eliminate ozone.
  • An ozone removing device may comprise a heating element through which the ozone-enriched air is heated to a high temperature, e.g. 300 ° C, is heated, and thereby the degradation of ozone is accelerated.
  • a high temperature e.g. 300 ° C
  • the laundry care appliance comprises a controller and a valve, wherein the controller is designed to determine the amount of the additive, and wherein the controller is designed to control the valve such that the determined amount of the additive through the Mist generation device is delivered to the laundry drum.
  • the technical advantage is achieved that is achieved by the controller and the valve, that the additive is delivered in the advantageous amount and at an advantageous time to the laundry. It has proved to be advantageous that the additive is added only after the end of the second period in order to prevent the additive from remaining in the laundry drum ozone is deactivated.
  • the valve can be controlled by the controller such that the additive is added only after the second period has ended.
  • the controller may be configured to determine the amount of additive required. The determination of the amount of additive required may depend on the amount of laundry or type of laundry or the laundry care program selected by the user.
  • an advantageous dosage of the amount of additive is achieved by the controller and by the valve. As a result, after the odor reduction of the laundry, the required amount of the additive can be released to the laundry.
  • the valve is designed as a three-way valve, wherein the three-way valve is connected to the additive delivery element through a first section of a supply line, with the mist production device through a second section of the supply line, and with a water supply device through a third section of the supply line wherein the three-way valve is configured, in a first valve setting, the amount of the additive through the first portion and the second portion of the supply line of the mist generator and in a second valve setting a quantity of water from the water supply means through the third portion and the second portion of the supply Supply mist generating device.
  • the mist generator needs water to produce a mist of water.
  • the required amount of water is provided by the water supply device and directed to the mist production device through the three-way valve.
  • the three-way valve ensures that only water is supplied to the mist generator in the first period and no additive is discharged from the additive discharge member to the mist generator in the first period. This prevents the additive from being deactivated by ozone in the second period following the first period.
  • the three-way valve in a subsequent to the second period third period, the amount of additive from the additive delivery element through the mist generator to the laundry.
  • the laundry care appliance comprises a further additive dispensing element, which is designed to deliver a quantity of a further additive through an air channel to the laundry drum.
  • the technical advantage is achieved that can be supplied by the use of the further additive delivery element of the further additive of the laundry in the laundry drum.
  • the first additive may be a fragrance to provide the laundry with a pleasant fragrance
  • the other additive e.g. an impregnating agent
  • the delivery of the additional additive to the laundry drum through the air duct has the advantage that the additional additive can be dispensed directly to the laundry drum, and must not be passed through the mist generator. This type of dispensing is advantageous when the half-life of the further additive is low, and therefore must be quickly supplied to the laundry, or if the further additive is not suitable to be delivered as an additive-containing water mist to the laundry drum.
  • an effective delivery of all the required additives to the laundry can be achieved.
  • the further additive dispensing element comprises an exchangeable cartridge.
  • the technical advantage is achieved that is achieved by using a replaceable cartridge as another additive delivery element that the user of the laundry care device can flexibly exchange the additional additive used depending on the laundry care process.
  • another cartridge with a different additive can be used, for example, for weakly smelling laundry items.
  • the cartridge may be configured to be replaced after one or more laundry processes, and may be reused after replacement.
  • the cartridge can be designed to store the additional additive used in a stable form over a longer period of time and to release the further additive when dispensed in an active form, so that the further additive achieves a beneficial effect in the laundry to be cared for.
  • the laundry care device comprises a load detection device for detecting a laundry or laundry type in the laundry drum and a controller, wherein the controller is adapted to determine a time interval of ozone generation depending on the detected laundry load or laundry type, and wherein the ozone generating element is designed to generate the amount of ozone in the specific time interval.
  • the technical advantage is achieved that by detecting the amount of laundry or laundry of the laundry in the laundry drum by the load detecting means, the advantageous amount of ozone can be determined by the controller and generated by the ozone generating element to effect an effective odor reduction of the laundry to be cleaned.
  • the type of laundry to be cleaned influences the required amount of ozone.
  • a type of laundry that has a large surface area such as towels
  • a large amount of ozone is needed to effect effective odor reduction of the laundry items.
  • pieces of laundry with cotton fibers which have a large surface area and therefore can bind a large amount of ozone. Accordingly, when using laundry with cotton fibers, a larger amount of ozone must be supplied to the laundry drum than is the case with conventional laundry fibers.
  • a type of laundry which is a small Ozone, such as polyester fibers, a small amount of ozone is needed to reduce odors.
  • accurate determination and generation of the required amount of ozone is achieved, thereby effecting effective odor reduction of the laundry in the laundry drum.
  • the additive dispensing element is designed to determine the amount of at least one additive as a function of the detected laundry load or type of laundry, wherein the additive dispensing element is designed to deliver the determined quantity of at least one additive to the laundry drum.
  • the technical advantage is achieved that by the detection of the amount of laundry or the type of laundry, the amount of additive dispensed by the additive delivery element can be adapted to the amount of additive really required.
  • the amount of additive really needed depends on the amount of laundry or type of laundry. A larger amount of laundry correlates with a larger amount of the required additive. Also, depending on the type of laundry, a larger or smaller amount of the additive is needed.
  • the really required amount of the additive can be delivered to the laundry.
  • the laundry care device comprises a level sensor, a flow sensor and a controller, wherein the level sensor is adapted to detect a level of water or wash liquor in the tub, wherein the flow sensor is formed, a flow rate of water or wash liquor a water or wash liquor feed line in a further time interval, wherein the controller is adapted to determine the amount of ozone in dependence on the detected level and in dependence on the detected flow rate, and wherein the ozone generating element is formed, the predetermined amount of ozone depending on the detected level and depending on the detected flow rate.
  • the technical advantage is achieved that the detected by the level sensor amount of water or wash liquor in the tub correlated with the laundry load or the type of laundry.
  • the level of water in the tub is dependent on the type of laundry laundry. If an absorbent laundry type is present in the laundry drum, then a larger amount of water is absorbed through the laundry than when a low-speed laundry type is used.
  • a flow sensor in a water or washing liquor supply line the flow velocity can be detected in a time interval and thereby closed in the time interval to the amount of water supplied to the tub.
  • the level sensor and the flow sensor the amount of ozone required for the cleaning process can thus be generated by the ozone generating element and fed to the laundry drum, whereby an effective odor reduction of the laundry is achieved.
  • the laundry care appliance comprises an ozone sensor and a controller, wherein the ozone sensor is designed to detect an ozone concentration value in the laundry drum, wherein the controller is designed to determine the amount of ozone in dependence on the detected ozone concentration value, and wherein the ozone generating element is configured to generate the predetermined amount of ozone depending on the detected ozone concentration.
  • the technical advantage is achieved that by using the controller and the ozone sensor, the ozone concentration value in the laundry drum can be determined and thereby the generation and addition of a favorable amount of ozone to the laundry in the laundry drum can be ensured by the ozone discharge member.
  • the ozone sensor enables the direct transfer of the detected ozone concentration value in the laundry drum to the ozone generating element.
  • the ozone generating element can thus respond without delay and automatically to a too low or too high ozone concentration value in the laundry drum, and the production of ozone increase or decrease.
  • the laundry care appliance comprises an additive sensor and a controller, wherein the additive sensor is configured to detect an additive concentration value in the laundry drum, wherein the controller is configured to determine the amount of additive as a function of the detected additive concentration value, and wherein the additive delivery member is adapted to deliver the determined amount of additive to the laundry drum depending on the detected additive concentration.
  • the technical advantage is achieved that can be detected by the use of the additive sensor, the additive concentration value in the laundry drum, and thereby the amount of additive can be determined and delivered to the laundry drum to achieve an advantageous distribution of the additive on the laundry.
  • the additive sensor allows for the direct transfer of the detected additive concentration value to the additive delivery element.
  • the additive delivery element can thus react without delay and automatically to a too low or too high additive concentration value in the laundry drum, and increase or reduce the delivery rate of the additive.
  • By adjusting the beneficial additive concentration value in the laundry drum effective addition of the additive to the laundry in the laundry drum can be achieved.
  • Fig. 1 shows a schematic representation of a general laundry care device 100, such as a washing machine.
  • the laundry care device 100 may include a reservoir 101 into which detergent or other liquid substances may be introduced.
  • the washing liquor required for the laundry care process is formed when water is supplied to the storage container 101 and mixes there with the detergent or with the other liquid substances.
  • the interior of the laundry care device 100 optionally includes a tub 103 in which the generated wash liquor is received. A lot of laundry may be introduced into a laundry drum 105 which is at least partially inserted into the optional tub 103.
  • the laundry care device 100 comprises a mist production device 107, which is designed to generate a water mist.
  • a mist production device 107 which is designed to generate a water mist.
  • water is introduced into the mist generator 107 and is passed through an element of the mist generator 107, e.g. by an ultrasonic atomizer, which may comprise, for example, a piezoelectric crystal, fine drops of water are generated, through which a mist of water droplets is formed.
  • the laundry care apparatus 100 may further comprise a deodorizing device 109 having an ozone generating element 111 and an additive discharging element 113.
  • the ozone generating element 111 and the additive discharging element 113 may be disposed in contact with each other or separately in the deodorizing device 109.
  • Fig. 2 shows a schematic representation of a deodorizing device 109 in a laundry care device 100, such as a washing machine, with a tub 103, with a rotatably mounted laundry drum 105 for receiving laundry 115, and with a sleeve 117 in the tub 103.
  • a laundry care device 100 such as a washing machine
  • a tub 103 with a rotatably mounted laundry drum 105 for receiving laundry 115, and with a sleeve 117 in the tub 103.
  • a cycle system for deodorizing laundry 115 is shown.
  • air from the tub 103 via an air line 119 to a Ozone eliminator 121 passed.
  • the ozone eliminator 121 may include an activated carbon filter that removes ozone in the air, for example, by deactivating by conversion to carbon dioxide.
  • the ozone removing device 121 may be configured to remove ozone and other odorants from the laundry care device 100.
  • the ozone eliminator 121 may be in contact with the outside air through an opening portion 123, thereby enabling air exchange with the environment.
  • the cleaned air is then fed through a fan feed line 125 to a fan 127, which supplies the air via a fan discharge line 129 to the ozone generating element 111.
  • the ozone generating element 111 generates an amount of ozone and supplies the generated ozone through an ozone supply line 131 to the mist generator 107 to obtain an amount of ozone-containing water mist.
  • the amount of ozone generated may be determined depending on the laundry load, the type of laundry or the odor load on the laundry.
  • existing metering systems may be provided in the laundry care device 100, such as e.g. Flow, pressure, odor or ozone sensors are used.
  • Flow, pressure, odor or ozone sensors are used.
  • even offline detected ozone concentration curves can be used to determine an advantageous amount of ozone generated by the ozone generating element 111.
  • the advantageous amount of ozone is supplied to the tub 103 from the mist generator 107 through a water mist supply line 133, and the supply of ozone into the tub 103 is controlled by a supply valve 135.
  • the ozone generating element 111 includes conventional ozone generators capable of generating gaseous ozone, such as an ozone generator that generates ozone by dielectrophoresis.
  • the ozone generating element 111 may deliver the generated ozone as an ozone-air mixture to the mist generator 107 to obtain an ozone-water mist mixture.
  • the mist generator 107 supplies the ozone-containing water mist to the tub 103, so that the ozone contains the odorous substances in the tub 103 oxidize and thus disable it. This causes effective reduction of undesirable odors in the laundry 115.
  • an amount of an additive is supplied through an additive discharge member 113 through a supply pipe 137 to the mist generator 107, thereby forming a mixture of additive and water mist.
  • the mixture of additive and water mist is supplied to the tub 103 via the water mist supply line 133.
  • the additive may e.g. a fragrance to provide the laundry 115 with a fragrance. As a result, a pleasant smell of the laundry 115 is achieved for the user of the laundry care device 100.
  • the additive may comprise any substance which causes a user-desired effect in the cleaning of the laundry 115.
  • the supply line 137 includes a three-way valve 139 connected to the additive discharge member 113 through a first portion 141 of the supply pipe 137, and which is connected to the mist generator 107 through a second portion 143 of the supply pipe 137.
  • the three-way valve 139 is connected to a water supply device 147 through a third section 145 of the supply line 137.
  • an additive amount may be supplied from the additive discharge member 113 through the first portion 141 and through the second portion 143 to the supply line 137 to the mist generator 107.
  • an amount of water may be supplied from the water supply device 147 through the third section 145 and through the second section 143 to the supply line 137 to the mist generator 107.
  • the deodorizing device 109 may comprise a further additive dispensing element, which supplies a further additive to the tub 103 through a further separate air line.
  • the further additive delivery element can be integrated into the further separate air line.
  • the further additive delivery element may comprise a cartridge through which a desired additional additive is supplied to the tub 103.
  • the cartridge can be designed as an exchangeable cartridge, through which a fragrance desired for the user can be introduced into the laundry 115 into the tub 103.
  • the excess ozone may be removed by the ozone eliminator 121.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Accessory Of Washing/Drying Machine, Commercial Washing/Drying Machine, Other Washing/Drying Machine (AREA)
  • Control Of Washing Machine And Dryer (AREA)

Claims (15)

  1. Lave-linge (100) destiné à l'entretien du linge, dans lequel le lave-linge (100) comprend un tambour à linge (105) destiné à accueillir du linge (115), un dispositif de production de brouillard (107) destiné à produire un brouillard d'eau, et un dispositif de désodorisation (109) muni d'un élément de production d'ozone (111) destiné à produire de l'ozone, caractérisé en ce que
    le dispositif de production de brouillard (107) est réalisé de manière à produire une quantité de brouillard d'eau et à alimenter le tambour à linge (105) au cours d'une première période,
    l'élément de production d'ozone (111) est réalisé de manière à produire une quantité d'ozone et à alimenter le tambour à linge (105) au cours d'une deuxième période succédant à la première période, afin de provoquer une réduction des odeurs du linge, et
    le dispositif de désodorisation (109) comprend en outre un élément d'émission d'additif (113) qui est réalisé de manière à émettre une quantité d'un additif au niveau du tambour à linge (105) par l'intermédiaire du dispositif de production de brouillard (107) au cours d'une troisième période succédant à la deuxième période, afin d'alimenter l'additif dans le linge (115).
  2. Lave-linge (100) selon la revendication 1, caractérisé en ce que l'élément de production d'ozone (111) est réalisé de manière à alimenter la quantité d'ozone produite vers le tambour à linge (105) par l'intermédiaire du dispositif de production de brouillard (107), sous forme d'un brouillard d'eau contenant de l'ozone.
  3. Lave-linge (100) selon la revendication 1, caractérisé en ce que l'élément de production d'ozone (111) est réalisé de manière à alimenter la quantité d'ozone vers le tambour à linge (105) par l'intermédiaire d'une conduite d'ozone sous forme de mélange ozone-air.
  4. Lave-linge (100) selon l'une quelconque des revendications précédentes, caractérisé en ce que l'élément de production d'ozone (111) est réalisé de manière à produire la quantité d'ozone en ayant recours à de la lumière UV ou par diélectrophorèse.
  5. Lave-linge (100) selon l'une quelconque des revendications précédentes, caractérisé en ce que le lave-linge (100) comprend un dispositif d'élimination d'ozone (121), et
    le dispositif d'élimination d'ozone (121) est réalisé de manière à éliminer une autre quantité d'ozone au sein du lave-linge (100).
  6. Lave-linge (100) selon la revendication 5, caractérisé en ce que
    le dispositif d'élimination d'ozone (121) est réalisé de manière à éliminer l'autre quantité d'ozone au sein du lave-linge (100) après achèvement de la deuxième période.
  7. Lave-linge (100) selon l'une quelconque des revendications précédentes, caractérisé en ce que le lave-linge (100) comprend un dispositif de commande et un clapet,
    le dispositif de commande est réalisé de manière à déterminer la quantité d'additif, et
    le dispositif de commande est réalisé de manière à commander le clapet de sorte que la quantité déterminée d'additif est émise au niveau du tambour à linge (105) par l'intermédiaire du dispositif de production de brouillard (107).
  8. Lave-linge (100) selon la revendication 7, caractérisé en ce que le clapet est réalisé sous la forme d'un clapet à trois canaux (139), et
    le clapet à trois canaux (139) est relié à l'élément d'émission d'additif (113) par l'intermédiaire d'une première section (141) d'une conduite d'alimentation (137), au dispositif de production de brouillard (107) par l'intermédiaire d'une deuxième section (143) de la conduite d'alimentation (137), et à un dispositif d'alimentation d'eau (147) par l'intermédiaire d'une troisième section (145) de la conduite d'alimentation (137), dans lequel
    le clapet à trois canaux (139) est réalisé, dans une première position de clapet, de manière à alimenter la quantité d'additif vers le dispositif de production de brouillard (107) par l'intermédiaire de la première section (141) et de la deuxième section (143) de la conduite d'alimentation (137) et, dans une deuxième position de clapet, de manière à alimenter une quantité d'eau issue du dispositif d'alimentation d'eau (147) vers le dispositif de production de brouillard (107) par l'intermédiaire de la troisième section (145) et de la deuxième section (143) de la conduite d'alimentation (137).
  9. Lave-linge (100) selon l'une quelconque des revendications précédentes, caractérisé en ce que le lave-linge (100) comprend un autre élément d'émission d'additif qui est réalisé de manière à émettre une quantité d'un autre additif au niveau du tambour à linge (105) par l'intermédiaire d'une arrivée d'air.
  10. Lave-linge (100) selon la revendication 9, caractérisé en ce que l'autre élément d'émission d'additif comprend une cartouche échangeable.
  11. Lave-linge (100) selon l'une quelconque des revendications précédentes, caractérisé en ce que le lave-linge (100) comprend un dispositif de détection de charge destiné à détecter une quantité de linge ou un type de linge présent dans le tambour à linge (105) et un dispositif de commande, dans lequel le dispositif de commande est réalisé de manière à déterminer un intervalle de temps de production d'ozone en fonction de la charge de linge ou du type de linge détecté(e), et
    l'élément de production d'ozone (111) est réalisé de manière à produire la quantité d'ozone dans l'intervalle de temps déterminé.
  12. Lave-linge (100) selon la revendication 11, caractérisé en ce que le dispositif de commande est réalisé de manière à déterminer la quantité d'au moins un additif en fonction de la charge de linge ou du type de linge détecté(e), et
    l'élément d'émission d'additif (113) est réalisé de manière à émettre la quantité déterminée d'au moins un additif au niveau du tambour à linge (105).
  13. Lave-linge (100) selon l'une quelconque des revendications précédentes, caractérisé en ce que le lave-linge (100) comprend un capteur d'état de remplissage, un capteur de débit, et un dispositif de commande, et
    le capteur d'état de remplissage est réalisé de manière à détecter un état de remplissage d'eau ou de lessive au sein du bac à lessive (103), et
    le capteur de débit est réalisé de manière à détecter une vitesse d'écoulement d'eau ou de lessive dans une conduite d'eau ou de lessive au cours d'un autre intervalle de temps, et
    le dispositif de commande est réalisé de manière à déterminer la quantité d'ozone en fonction de l'état de remplissage détecté et en fonction de la vitesse d'écoulement détectée, et
    l'élément de production d'ozone (108) est réalisé de manière à produire la quantité déterminée d'ozone en fonction de l'état de remplissage détecté et en fonction de la vitesse d'écoulement détectée.
  14. Lave-linge (100) selon l'une quelconque des revendications précédentes, caractérisé en ce que le lave-linge (100) comprend un capteur d'ozone et un dispositif de commande, et
    le capteur d'ozone est réalisé de manière à détecter une valeur de concentration en ozone dans le tambour à linge (105), et
    le dispositif de commande est réalisé de manière à déterminer la quantité d'ozone en fonction de la valeur de concentration en ozone détectée, et
    l'élément de production d'ozone (111) est réalisé de manière à produire la quantité déterminée d'ozone en fonction de la concentration en ozone détectée.
  15. Lave-linge (100) selon l'une quelconque des revendications précédentes, caractérisé en ce que le lave-linge (100) comprend un capteur d'additif et un dispositif de commande, et
    le capteur d'additif est réalisé de manière à détecter une valeur de concentration en additif dans le tambour à linge (105), et
    le dispositif de commande est réalisé de manière à déterminer la quantité d'additif en fonction de la valeur de concentration en additif détectée, et
    l'élément d'émission d'additif (113) est réalisé de manière à émettre la quantité déterminée d'additif en fonction de la concentration en additif détectée au niveau du tambour à linge (103).
EP15770538.5A 2014-12-03 2015-09-28 Appareil d'entretien de linge comprenant un dispositif désodorisant Active EP3227486B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102014224728.4A DE102014224728B3 (de) 2014-12-03 2014-12-03 Wäschepflegegerät mit einer Desodorierungseinrichtung
PCT/EP2015/072251 WO2016087074A1 (fr) 2014-12-03 2015-09-28 Appareil d'entretien de linge comprenant un dispositif désodorisant

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EP3227486B1 true EP3227486B1 (fr) 2018-11-21

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CN (1) CN107002336B (fr)
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CN109423839A (zh) * 2017-08-22 2019-03-05 无锡小天鹅股份有限公司 雾化投放装置及其投放方法、衣物处理装置
CN110093763B (zh) * 2018-01-31 2023-10-27 青岛胶南海尔洗衣机有限公司 一种干衣机的滤屑装置及其使用方法
KR20210047109A (ko) * 2019-10-21 2021-04-29 엘지전자 주식회사 세탁기 및 그 제어 방법
CN112064306B (zh) * 2020-09-02 2023-04-07 广州视源电子科技股份有限公司 衣物护理方法、衣物护理机及计算机可读存储介质
DE102020213272A1 (de) 2020-10-21 2022-04-21 BSH Hausgeräte GmbH Wäschebehandlungsgerät zur durchführung eines wäschebehandlungsprogramms und verfahren zum frischhalten von wäsche
CN115704175A (zh) * 2021-08-09 2023-02-17 博西华电器（江苏）有限公司 用于干衣机的方法、装置、电子设备、存储介质及干衣机
CN113789621B (zh) * 2021-08-18 2023-08-04 沂南县福达制衣有限公司 一种纺织面料用表面除臭设备

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DE102014224728B3 (de) 2016-06-09
EP3227486A1 (fr) 2017-10-11
CN107002336A (zh) 2017-08-01
CN107002336B (zh) 2019-04-12
WO2016087074A1 (fr) 2016-06-09

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