WO2013092425A1 - Haushaltsgerät mit einer nebelquelle und einem kreislauf zur medienführung - Google Patents
Haushaltsgerät mit einer nebelquelle und einem kreislauf zur medienführung Download PDFInfo
- Publication number
- WO2013092425A1 WO2013092425A1 PCT/EP2012/075583 EP2012075583W WO2013092425A1 WO 2013092425 A1 WO2013092425 A1 WO 2013092425A1 EP 2012075583 W EP2012075583 W EP 2012075583W WO 2013092425 A1 WO2013092425 A1 WO 2013092425A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- circuit
- treatment
- medium
- household appliance
- source
- Prior art date
Links
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
- D06F73/00—Apparatus for smoothing or removing creases from garments or other textile articles by formers, cores, stretchers, or internal frames, with the application of heat or steam
- D06F73/02—Apparatus for smoothing or removing creases from garments or other textile articles by formers, cores, stretchers, or internal frames, with the application of heat or steam having one or more treatment chambers
-
- 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
Definitions
- the invention relates to a household appliance, which is used in particular for the treatment of textiles. Specifically, the invention relates to the field of water-conducting household appliances, in particular the washing machines, washer-dryers and tumble dryers.
- the known device comprises a chamber, wherein the chamber has a rotatable therein arranged, provided with at least one inlet opening perforated drum.
- valves are provided for introducing an oxidizing gas through an opening in the chamber.
- Garments may be treated with an oxidizing gas or in a liquid when dry or wet.
- the ozone gas is pressurized so that it flows from the generator via an ozone-resistant pipe to the valve.
- the device known from EP 1 264 026 B1 has the disadvantage that a pump or the like is required for the ozone generator in order to generate the required pressure.
- a ventilation tube is required, through which oxidizing gas can escape at a controlled rate. Because otherwise a back pressure would build up in the chamber, so that the ozone gas production comes to a standstill.
- overheating of the ozone generator must be prevented.
- the functionality of treating colored garments and fabrics with oxidizing gases is therefore expensive and the manufacturing cost of the apparatus is high.
- a device for cleaning and freshening textiles with an ultrasonic nebuliser is known.
- the ultrasonic nebulizer is used to evaporate a composition and to produce a fine droplet mist, wherein a housing is provided, which is divided by a membrane into at least two compartments.
- a piezoelectric vibration cell is provided for the formation of ultrasonic waves, which in the liquid and vapor-tight compartment is located and surrounded with a liquid or gel protective medium.
- a high-frequency generator for exciting the piezoelectric vibration cell is provided.
- the ultrasonic nebulizer is capable of producing a fine mist of liquids and is used to deliver the refreshing and cleaning composition in the form of very small droplets to the fabrics and thereby act as a moisturizer capable of to maintain a certain level of relative humidity within the interior cavity of the container.
- an air circulation device namely a fan
- a suitable air speed around the garments can be achieved via the fan.
- the known from EP 1 309 751 B1 device has the disadvantage that in practical use a correspondingly powerful fan is required or the application is limited. In particular, there is the problem that, if necessary, filters are required and then the required air pressure for filtering must be applied via the fan. Thus, in this embodiment, high production costs arise.
- the object of the invention is to provide a household appliance having an improved structure. Specifically, it is an object of the invention to provide a household appliance for the treatment of textiles, in which a treatment with excipients, in particular for refreshment, is possible in an advantageous manner and which can be produced inexpensively.
- a domestic appliance which is used in particular for the treatment of textiles, wherein a treatment container which surrounds a treatment area is provided, wherein a mist source is provided which has an atomizer, wherein a circuit for media guidance is provided the treatment tank and the mist source are connected, and the circulation is driven to the media management via a density difference of the circulated medium over.
- the mist source increases the density of the medium in an at least proportionately extending in the direction of gravity portion of the circuit for media management.
- the mist source by mixing finely atomized water droplets with air, can develop a mist which initiates and maintains the cycle in the gravitational portion of the cycle via the autogenous pressure.
- additional tools for conveying the mist such as a fan or a pump can be saved. This reduces the production costs.
- the atomizer of the mist source is designed as an ultrasonic atomizer.
- finely atomized water droplets can be generated, so that the mist is generated by a mixing process of the finely atomized water droplets with air.
- a treatment agent source is provided, which is connected to the circuit for media management.
- the treatment agent source is designed as a treatment gas source.
- the treatment agent source may be configured as an ozone source.
- suitable substances in particular oxidizing gases, can be guided into the treatment area via the circulation circuit for the media.
- a refresh or improved cleaning of textiles is possible.
- the treatment agent source is in this case connected in an advantageous manner to a portion of the circuit for media management, which runs at least proportionally in the direction of gravity. In the conveying direction of the circuit, the treatment agent source can then be arranged behind the mist source and in front of the treatment tank.
- the treatment gas can be conducted at least substantially in gaseous form into the treatment area.
- the treatment agent is preferably introduced into the liquid to be atomized.
- the circuit for media guidance is designed as a closed circuit. As a result, an exchange with the environment is prevented from the outset. As a result, especially harmful and / or toxic gases, such as ozone, can be passed through the treatment area without the need for elaborate arrangements for filtering or the like.
- the circuit for media management is designed as an open circuit.
- at least one filter element is arranged in the circuit for media guide, over which the medium is guided to the outside.
- the filter can serve as a bridge between the treatment area (active space) and the environment.
- an inlet point of the treatment container, at which the medium-conveying circuit leads the medium into the treatment container is arranged lower in gravity than an outlet point of the treatment container at which the medium-conveying circuit guides the medium out of the treatment container ,
- the pressure required to drive the circuit pressure can be built up in an advantageous manner.
- Fig. 2 is a schematic representation for explaining the operation of the
- Fig. 3 shows a household appliance in a partial, schematic sectional view according to a second embodiment.
- Fig. 1 shows a household appliance 1 in a partial, schematic sectional view according to a first embodiment.
- the household appliance 1 is used in particular for the treatment of textiles 2.
- the household appliance 1 can be configured as a water-conducting household appliance 1.
- Such a water-conducting household appliance 1 can be configured in particular as a laundry treatment appliance and serve for washing laundry.
- the household appliance 1 is therefore configured as a washing machine, washer-dryer or tumble dryer.
- the domestic appliance 1 of the invention is also suitable for other applications in a correspondingly adapted modification.
- the household appliance 1 has a treatment container 3, which surrounds a treatment area 4, and a mist source 5, which has an atomizer 6 on.
- the atomizer 6 is in this case preferably designed as an ultrasonic atomizer 6.
- the mist source 5 can fog water.
- the mist source 5 can absorb a certain amount of water, which is optionally replenished.
- the water can be finely atomized by the ultrasonic atomizer 6.
- the finely atomized water droplets then mix with a gaseous medium 7, in particular air.
- the household appliance 1 has a circuit 8 for media management, which is illustrated by arrows 9, 10, 1 1, 12.
- the arrows or directions 9 to 12 in this case indicate the conveying direction of the medium 7.
- the household appliance 1 for the circuit for media management on a base body 15, the rohrformige sections 16, 17, 18 and a trough 19 includes.
- the tub 19 serves to receive a liquid which is atomized by the ultrasonic atomizer 6.
- the medium 7 passes from the treatment tank 3 into the tubular portion 16.
- the medium 7 takes the mist over the trough 19, so that a density p of the medium 7 in the rohrformigen section 17 is greater than in the rohrformigen section 16.
- the circuit 8 is started, as described further with reference to FIG. 2 and the formula (1). ben is.
- a significant height difference Ah is determined by a length of the tubular portion 17.
- the circuit 8 has sections 22, 23, 24, 25. In this case, the sections 23, 24 also extend mentally through the treatment area 4.
- the circuit 8 is designed here as a closed circuit 8, since the medium 7 does not reach an environment 26 of the treatment tank 3.
- the mist source 5 increases the density p of the medium 7 over the trough 19.
- the medium 7 passes over the tubular portion 17, it sinks downwards in the tubular portion 17 due to its increased density p, ie in the direction of gravity gave.
- the circuit 8 is started, then it will be through this
- the household appliance 1 also has a treatment agent source 27.
- the treatment agent source 27 is connected to the circuit 8 for media management.
- the treatment agent source 27 is connected to the direction of gravity g extending portion 22 of the circuit 8 for media management.
- the medium 7 is passed through the treatment agent source 27.
- a UV lamp are arranged, on which the medium 7 and thus the steam is guided along.
- An electromagnetic radiation may be in the range around 185 nm.
- the treatment agent source 27 can be configured as an ozone generator, which generates ozone from the air by a silent discharge.
- the cooling of the lamp takes place via the medium. 7
- the treatment agent source 27 can be configured in particular as an ozone source 27.
- An additional cooling of such a treatment agent source 27 is then not required.
- a fan or the like, which promotes the ozone can be saved.
- the treatment agent source 27 may also be designed as a treatment gas source 27 for gases other than ozone.
- the circuit 8 Since the circuit 8 is designed as a closed circuit, the medium 7 and thus the entrained in the medium 7 ozone or other harmful or toxic gas does not enter the environment 26. This ensures a high level of reliability. Filter or the like are also not required.
- the guided through the treatment area 4 medium 7 is dehumidified in the treatment area 4 in a suitable manner, at least partially. This reduces the density of the mist. This can be done in particular by absorption of liquid droplets from the mist on surfaces. In particular, this takes place via the textiles 2 to be treated provided in the treatment container 3.
- the treatment tank 3 may be configured in particular as a tub 3 or as a washing drum 3. This is particularly the case with laundry treatment appliances 1, in particular a washing machine, a washer-dryer or a tumble dryer.
- the inlet point 21 of the treatment tank 3, at which the circuit 8 leads into the treatment tank 3, is arranged lower than an outlet point 20 of the treatment tank 3 with respect to gravity g, at which the medium conveying circuit 8 removes the medium 7 from the treatment tank 3 into the tubular tank Section 16 leads.
- the tubular section 17 can be made comparatively long in this way.
- the mist-enriched medium 7 can thus sink comparatively far down.
- the driving force for the circuit 8 is determined in this embodiment, essentially from the product of the relevant height difference Ah and the density change of the medium 7.
- Fig. 2 shows a schematic representation for explaining the operation of the circuit 8 for media management in the household appliances 1 according to the embodiments of the invention.
- the mist source 5 is provided as a mist generator.
- the treatment area 4 is provided as a smoke consumer.
- the circuit 8 is schematically divided into two regions 29, 30. In the region 29, the medium 7 has the lower density p n . In the region 30, the medium 7 has the higher density p h . To illustrate the operation, it is assumed here for the sake of simplicity that transition areas in which the pressure increase or pressure drop between the areas 29, 30 along the path 22, 23, 24, 25 of the circuit 8, resulting from the sections 22 to 25 is made, are of negligible extent.
- the circuit 8 is composed in this embodiment of horizontally oriented sections 23, 25 and vertically aligned sections 22, 24 together.
- Gravitational acceleration g is considered vectorial.
- the amount of gravitational acceleration g depends on the location of the household appliance 1.
- a typical value of the gravitational acceleration g is 9.81 m / s 2 .
- the path integral runs along the path 22 to 25 through the sections 22 to 25.
- the sections 22, 24 are each subdivided into parts Ah, Si.
- the horizontal sections 23, 25 are each divided into the parts s 2 , s 3 .
- the distances Ah, s 2 , s 3 are positive.
- the distance Si is not negative.
- the integration to be performed according to the formula (1) proceeds along the path 22 to 25, which is described by the location vector r.
- the integration runs here along infinitesimal sections dr. In this embodiment, the integration takes place in the direction of the arrows 9 to 12.
- the density p is location-dependent, which is described by p (r).
- the scalar product is to be formed between the acceleration due to gravity g and the infinitesimal distance dr.
- the infinitesimal span dr is parallel to the gravitational acceleration g and there is directional coincidence. Since the density p along the section 22 is constantly equal to p h , the contribution of the integral along the section 22 results in p h ⁇ g ⁇ (Ah + Si).
- g is the amount of gravitational acceleration g.
- the infinitesimal distance dr is also oriented parallel to the gravitational acceleration g.
- the integration takes place counter to the direction of gravitational acceleration g.
- the density p changes along the section 24.
- the density is p h .
- the density is p n .
- the pressure difference p driving the volume flow in this exemplary case is proportional to the relevant height difference Ah.
- the pressure difference p is proportional to the density difference p h - p n .
- the circuit 8 Since the density difference p h - p n is positive, which is caused by the mist source 5, and the relevant height difference Ah is positive, the circuit 8 is started and kept going.
- the circuit 8 is driven to media management on the density difference p h - p n of the guided over the circuit 8 medium 7.
- the trough 19 is preferably arranged so that the medium 7 with the higher density p h at the start of the circuit 8 at least substantially reaches the tubular portion 17. This can be achieved in that the trough 19 is arranged comparatively close to the section 17 and is relatively far away from the section 16.
- the distance s 2 is thus set much smaller than the distance s 3 .
- a certain downward slope along the section 25 can be realized.
- the mist-containing medium 7 in the treatment area 4 is continuously withdrawn water, so there at any time a lower density prevails than in the rest of the circuit 8.
- the circuit 8 is activated in the direction of the arrows 9 to 12.
- a gas or aerosol-shaped auxiliary substance can be guided into the treatment area 4 with the aid of the gaseous medium 7.
- the transport of such auxiliaries can be achieved by autoconvection without any additional auxiliary equipment, such as a Pump or a blower, are performed in the treatment area 4. This results in a cyclical media management, so that the closed system described with reference to FIG. 1 can be realized.
- the mist source 5 is at a higher level than the treatment area 4, in which the medium 7 moisture is removed.
- Fig. 3 shows a household appliance 1 in a partial, schematic sectional view according to a second embodiment.
- the circuit 8 is designed as an open circuit 8.
- the environment 26 is included in the circuit 8 for media management.
- the medium passes from the treatment tank 3 in the environment 26.
- an inlet opening 35 which is seen in the direction 12 of the circuit 8 in front of the mist source 5, sucked air from the environment 26.
- a treatment agent source 27 as shown in FIG. 1, is used for harmful substances or toxic substances
- filtering is generally required.
- a filter element 36 may be attached to the tubular portion 16.
- the filter element 36 is used for filtering the reaching of the treatment area 4 in the environment 26 medium 7.
- the filter element 36 may also be omitted.
- fog can thus be continuously guided from the mist source 5 to a mist absorber, which is provided, for example, by the textiles 2.
- a mist absorber which is provided, for example, by the textiles 2.
- Additives, in particular additional gases can in this case be transported with the medium 7.
- the circuit 8 can also use the mist generated by the mist source 5 as an auxiliary medium in order to guide the actual working medium, in particular ozone or another working gas, into the treatment area 4.
- a treatment agent can be supplied at any point in the circuit 8 or generated in the circuit 8.
- An additional visualization of the possibly invisible treatment agent, in particular treatment gas then results via the mist from the mist source 5. This allows a user, for example, by a Glass door observe that a treatment with such a treatment gas or the like takes place.
- circuit 8 Another advantage of the circuit 8 is that no moving or moisture sensitive components, such as a pump or blower, are required. Also a resistance to a working gas such as ozone can be easily realized.
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE112012005336.2T DE112012005336B4 (de) | 2011-12-20 | 2012-12-14 | Haushaltsgerät mit einer Nebelquelle und einem Kreislauf zur Medienführung |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102011089122A DE102011089122A1 (de) | 2011-12-20 | 2011-12-20 | Haushaltsgerät mit einer Nebelquelle und einem Kreislauf zur Medienführung |
DE102011089122.6 | 2011-12-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2013092425A1 true WO2013092425A1 (de) | 2013-06-27 |
Family
ID=47471784
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2012/075583 WO2013092425A1 (de) | 2011-12-20 | 2012-12-14 | Haushaltsgerät mit einer nebelquelle und einem kreislauf zur medienführung |
Country Status (2)
Country | Link |
---|---|
DE (2) | DE102011089122A1 (de) |
WO (1) | WO2013092425A1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016091184A1 (zh) * | 2014-12-10 | 2016-06-16 | 海尔亚洲株式会社 | 雾发生器以及洗衣机 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102014214347B3 (de) * | 2014-07-23 | 2015-09-10 | BSH Hausgeräte GmbH | Haushaltsgerät |
DE102014224722B3 (de) * | 2014-12-03 | 2016-06-09 | BSH Hausgeräte GmbH | Wäschepflegegerät mit einer Programmauswahleinrichtung |
DE102014224728B3 (de) * | 2014-12-03 | 2016-06-09 | BSH Hausgeräte GmbH | Wäschepflegegerät mit einer Desodorierungseinrichtung |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1264026B1 (de) | 1999-11-10 | 2004-06-16 | Eric Wasinger | Vorrichtung zur behandlung von gefärbten kleidungsstücken und geweben mit oxidierenden gasen |
EP1441060A1 (de) * | 2003-01-25 | 2004-07-28 | Electrolux Home Products Corporation N.V. | Wäschetrockner mit einer Einrichtung zum Einsprühen von Zusätzen und Verfahren hierfür |
EP1309751B1 (de) | 2000-08-16 | 2004-11-03 | The Procter & Gamble Company | Vorrichtung zum reinigen und zum auffrischen von textilien mit ultraschallvernebler und ultraschallvernebler |
DE102007015246A1 (de) * | 2007-03-29 | 2008-10-02 | BSH Bosch und Siemens Hausgeräte GmbH | Haushalt-Waschmaschine mit einer drehbar gelagerten Wäschetrommel und Verfahren zum Deodorieren von Kleidung in einer solchen Waschmaschine |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030126691A1 (en) * | 2001-12-20 | 2003-07-10 | Gerlach Christian Gerhard Friedrich | Fabric article treating method and apparatus |
US7584633B2 (en) * | 2003-04-14 | 2009-09-08 | Lg Electronics Inc. | Spray type drum washing machine |
DE202007015696U1 (de) * | 2007-11-07 | 2008-02-21 | Beyer, Marcus | Einrichtung zum Auffrischen geruchsbelasteter, äußerlich nicht verschmutzter Oberbekleidung, die trocken oder feucht vorliegt |
DE102010027991A1 (de) * | 2010-04-20 | 2011-10-20 | Henkel Ag & Co. Kgaa | Dosiersystem zur Verwendung in Verbindung mit einem wasserführenden Haushaltsgerät wie eine Waschmaschine, Spülmaschine, Wäschetrockner oder dergleichen |
DE102010038620A1 (de) * | 2010-07-29 | 2012-02-02 | BSH Bosch und Siemens Hausgeräte GmbH | Hausgerät mit einem Ozongenerator |
-
2011
- 2011-12-20 DE DE102011089122A patent/DE102011089122A1/de not_active Withdrawn
-
2012
- 2012-12-14 WO PCT/EP2012/075583 patent/WO2013092425A1/de active Application Filing
- 2012-12-14 DE DE112012005336.2T patent/DE112012005336B4/de not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1264026B1 (de) | 1999-11-10 | 2004-06-16 | Eric Wasinger | Vorrichtung zur behandlung von gefärbten kleidungsstücken und geweben mit oxidierenden gasen |
EP1309751B1 (de) | 2000-08-16 | 2004-11-03 | The Procter & Gamble Company | Vorrichtung zum reinigen und zum auffrischen von textilien mit ultraschallvernebler und ultraschallvernebler |
EP1441060A1 (de) * | 2003-01-25 | 2004-07-28 | Electrolux Home Products Corporation N.V. | Wäschetrockner mit einer Einrichtung zum Einsprühen von Zusätzen und Verfahren hierfür |
DE102007015246A1 (de) * | 2007-03-29 | 2008-10-02 | BSH Bosch und Siemens Hausgeräte GmbH | Haushalt-Waschmaschine mit einer drehbar gelagerten Wäschetrommel und Verfahren zum Deodorieren von Kleidung in einer solchen Waschmaschine |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016091184A1 (zh) * | 2014-12-10 | 2016-06-16 | 海尔亚洲株式会社 | 雾发生器以及洗衣机 |
Also Published As
Publication number | Publication date |
---|---|
DE112012005336A5 (de) | 2014-09-04 |
DE112012005336B4 (de) | 2021-01-28 |
DE102011089122A1 (de) | 2013-06-20 |
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