CN102970913A - Domestic appliance having a plasma generator and method for the operation thereof - Google Patents
Domestic appliance having a plasma generator and method for the operation thereof Download PDFInfo
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- CN102970913A CN102970913A CN2011800158626A CN201180015862A CN102970913A CN 102970913 A CN102970913 A CN 102970913A CN 2011800158626 A CN2011800158626 A CN 2011800158626A CN 201180015862 A CN201180015862 A CN 201180015862A CN 102970913 A CN102970913 A CN 102970913A
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- home appliances
- plasma
- container
- plasma generator
- washing machine
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- 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
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- 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
- A47L15/0018—Controlling processes, i.e. processes to control the operation of the machine characterised by the purpose or target of the control
- A47L15/0057—Cleaning of machines parts, e.g. removal of deposits like lime scale or proteins from piping or tub
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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
- D06F35/005—Methods for washing, rinsing or spin-drying
- D06F35/008—Methods for washing, rinsing or spin-drying for disinfecting the tub or the drum
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
- H05H1/00—Generating plasma; Handling plasma
- H05H1/24—Generating plasma
- H05H1/2475—Generating plasma using acoustic pressure discharges
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
- H05H1/00—Generating plasma; Handling plasma
- H05H1/24—Generating plasma
- H05H1/2475—Generating plasma using acoustic pressure discharges
- H05H1/2481—Generating plasma using acoustic pressure discharges the plasma being activated using piezoelectric actuators
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- 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
- A47L15/4276—Arrangements to detect or remove bad smells or odours
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- 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
- A47L15/4291—Recovery arrangements, e.g. for the recovery of energy or water
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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
- D06F35/003—Washing machines, apparatus, or methods not otherwise provided for using electrochemical cells
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F58/00—Domestic laundry dryers
- D06F58/20—General details of domestic laundry dryers
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Acoustics & Sound (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Textile Engineering (AREA)
- Detail Structures Of Washing Machines And Dryers (AREA)
Abstract
The invention relates to a domestic appliance (1) having a container (4, 11, 18, 22, 24) which, during operation of the domestic appliance, is subjected to moisture and tends to form a biofilm on one of the inner surfaces (29) thereof, and having a plasma generator (3), wherein the plasma generator (3) can generate a cold atmospheric pressure plasma and is arranged at a distance of less than 5 cm from an inner surface (29) of the container (4, 11, 18, 22, 24). The invention further relates to a method for operating said domestic appliance.
Description
Technical field
The present invention relates to the home appliances with plasma generator and the operation method thereof of a kind of dish-washing machine, dryer, washing machine or drying and washing machine form.Described home appliances comprises container, and described container suffers moisture and tend within it that the surface forms biomembrane when the operation of described home appliances.
Background technology
Exist to form so-called biomembrane, the tendency of wet coating namely in the relatively wet home appliances in family expenses utensil, particularly those the insides, described biomembrane comprises bacterium, mould or other microorganisms.---described washing machine has the flushing shell for input washing medium or other clothing treatment media---usually produces biomembrane in the situation of washing machine, and described biomembrane allows the people feel unhygienic by its color and/or because stink forms.Therefore should avoid or so at least degree ground reduction Biofilm formation, so that corresponding to hygienic requirements.
For fear of described problem, the material that is used for the flushing shell is equipped with bactericidal agent once in a while.However novel bacteria, if not the described surface of mechanical cleaning regularly, As time goes on still can form biomembrane, because can be bred on killed bacterium.Other method is the water with the silver ion treatment inflow of kill bacteria.But silver ion can react with material in the water.In addition, microorganism also can enter into the flushing shell from surrounding air.
Ozone is added to can kill the microorganism that is present in the flushing shell in the water of inflow.The ozone of separating out can distribute in the flushing shell for this reason.But because adding, ozone can only when water is inputted, carry out, so in water, need relatively high ozone concentration.But the solubility of ozone in water is very little, thus most gaseous states of ozone enter into the flushing shell.Because the limiting value of the ozone in the breathe air is very little, thus a large amount of safety precautions need to be taked, to avoid causing health risk by the ozone of discharging.
In addition, waterborne liquid can occur in dish-washing machine or clothing preparation implement such as washing machine or dryer, it can not be disposed by refuse or can not be disposed by refuse, thereby so that also has the danger of microorganism formation and hyperplasia at this at once.Described waterborne liquid for example can be the condensate liquid that occurs in dryer.
In order to carry out surface treatment and particularly also for effects on surface carries out disinfection, to disclose the method for processing by the plasma of high voltage generation of utilizing.
Atmospheric pressure-plasma is a kind of like this plasma, and it roughly can produce under atmospheric pressure.Advantage is the vacuum technique example pump that can abandon taking a lot of trouble, chamber etc.This atmospheric pressure-plasma for example is used for the surface of treated substance for example being used for cleaning, activation, coating or other modifications.Atmospheric pressure-plasma can be divided into so-called cold plasma, namely have typically less than the Athermal plasma of 1 00 ℃ gas temperature and the hot plasma with higher gas temperature.The advantage that cold plasma has is, the temperature of gas is substantially equal to room temperature or slightly high, thereby plasma also is allowed to act on the material for a long time, and can not damage the surface of described material and particularly described material.
For example US 5,637, and 279 A have described a kind of non-hot atmospheric pressure-plasma with dielectrically impeded discharge device, wherein, have dielectric barrier between electrode.The plasma that produces in this way is used for for the purpose of purifying waste water or for plastic foil being carried out the purpose generation ozone of surface modification.
The plasma generator for generation of plasma of described type has been described in documents and materials DE 10 2,005 032 890 B4, DE 10 2,008 018 827 A1 and EP2 141 968 A2.
Summary of the invention
Under described background, task of the present invention is to provide the home appliances of a kind of dish-washing machine, dryer, washing machine or drying and washing machine form, and it is killing microorganisms and provide and avoid or eliminate as far as possible biomembranous possibility better.
Task of the present invention solves by home appliances and the operation method thereof according to corresponding independent claims.Preferred configuration of the present invention provides in the corresponding dependent claims.The preferred configuration of the inventive method is corresponding to the preferred configuration of home appliances of the present invention, although do not point out separately respectively therein.
Thus, theme of the present invention is the home appliances of dish-washing machine, dryer, washing machine or drying and washing machine form, it has container and at least one plasma generator, described container suffers moisture and tends to form biomembrane at the inner surface of family expenses utensil when described home appliances work, wherein, described plasma generator can produce cold atmospheric pressure-plasma and the described container of distance tend to form biomembranous inner surface with less than 5cm, preferably less than the spacing setting of 2cm.Described plasma generator can be arranged on the surface, and described surface is positioned at the described biomembranous inner surface opposite of tending to form.The special advantage of this arrangement is, directly should eliminate the biomembranous local plasma that produces.Thus, near surface to be cleaned tight, make air molecule ionization.For example when working, plasma generator produces ozone, nitrogen oxide, hydrogen peroxide, free radical and UV light.
Because the plasma that produces is owing to this plasma generator or these plasma generators can work in its direct surrounding environment according to layout of the present invention, so generally there is no need to derive the reactive biocidal particulate that produces.Therefore, also there is no need (to produce by fan in case of necessity) the air stream guiding through plasma generator.
Preferred this or these plasma generator consists of planarly.Alternatively also passable is that a plurality of plasma generators are arranged on the surface abreast.Passablely thus be that the lip-deep biomembrane that provides continuous biocidal atmosphere, described biocidal atmosphere to make to be in this zone in larger zone reduces.
One of described home appliances preferred embodiment in, described plasma generator is arranged in the flushing shell or washing lotion container of washing machine or drying and washing machine.
Described home appliances another preferred embodiment in, described plasma generator is arranged on the reservoir vessel for waterborne liquid.
Described reservoir vessel is at this particularly condensed fluid collection container, soft water container, hard water container and/or flushing water holder.
In the situation of dryer or drying and washing machine, described reservoir vessel preferably is used for the condensed fluid collection container of the condensate liquid occur when dry wet air.At this, this condensed fluid collection container can be arranged on condensate liquid bowl and/or the condensate liquid reservoir vessel below the heat exchanger, and the condensate liquid that is collected in the condensate liquid bowl for example can be transferred in this condensate liquid reservoir vessel by pumping.
Dish-washing machine, washing machine or and the situation of dryer under, described reservoir vessel is the flushing water holder preferably.
Therefore, in a particularly preferred embodiment of the present invention, described home appliances is to comprise washing lotion container, laundry drum, water input system and have the washing lotion exhaust system of lotion pumps, presetting apparatus and flushing water holder and the washing machine of the plasma generator described in this article, and the inner surface of the described container of described plasma generator distance is with the spacing setting less than 5cm.
One preferred embodiment in, described home appliances is washing machine, this washing machine preferably also has the demineralizer for generation of demineralized water, inverse osmosis meter-device for example produces demineralized water (soft water) and adds salt solution (hard water) when its work.
Therefore the present invention particularly also is suitable for having the home appliances of soft water container and/or hard water container.The soft water container preferably is connected with water input system by demineralizer.
The flushing water that consumes in washing machine or dish-washing machine temporarily is stored in the flushing water holder, in order to then for example use in washing process subsequently.Particularly the consumption water from last flushing process of washing machine is so clean, to such an extent as to can replace without any problems the wetting and washing clothes of fresh water.In addition, advantage behind the desalination, that the flushing water of consumption has is that detergent concentration needn't carry out adaptive aspect hardness, even also " soft " because the water behind the desalination has experienced flushing process.Thus, flushing water consumption, behind the desalination is as washings even can be advantageously as fresh water.
Microorganism can occur and particularly can form biomembrane in soft water container, hard water container and/or flushing water container, it is very favorable therefore settling plasma generator described here.
As long as plasma generator can produce cold atmospheric pressure-plasma, then this plasma generator is just unrestricted according to the present invention.In addition, the as used herein such one or more plasma generator that also comprises of term " plasma generator ".
One preferred embodiment in, described plasma generator comprises piezo ceramic element, can produce cold atmospheric pressure-plasma on described piezo ceramic element.Such suitable plasma generator is described in documents and materials DE 10 2,005 032 890B4 that mentioned, DE 10 2,008 018 827 A1 and EP 2 141 968 A2 to some extent.
Preferably in the plasma generator of this embodiment, described piezo ceramic element comprises elementary zone and secondary region, wherein, elementary zone has electrode, apply alternating voltage and in secondary region, produce thus electric field at described electrode, thereby so that the gas in the secondary region surrounding environment, particularly air are converted into plasma.
Described home appliances another preferred embodiment in, described plasma generator comprises one first electrode, a dielectric and one second electrode.At this, described dielectric preferably includes plastics.More preferably, described dielectric is made of plastics.Suitable plastics for example are fluorinated polyethylene or polypropylene.Specially suitable is polytetrafluoroethylene (PTFE).
Described the second electrode preferable configuration is wire netting, wherein, generally forms plasma in the eyelet at described net when described plasma generator work.
One of home appliances of the present invention preferred embodiment in, described the first electrode and/or the second electrode comprise copper or are made of copper.
The plasma generator that uses in home appliances of the present invention can be less.In addition, energy consumption is generally very little.Thus usually can with home appliances or battery for example the power supply network of 12 overhead accumulators as the electric supply installation of described plasma generator.In addition, described home appliances can have for the additional device that line voltage or battery tension is converted to the operating voltage of described plasma generator.Even the use of battery allows also to adopt described plasma generator when the family expenses utensil is shut down.For particularly being interpreted as the following time, in the described time, home appliances is static, do not move or be not in the running status up to specification downtime.
The plasma that is produced by plasma generator generally comprises the complex mixture of reactive biocidal particulate, and it particularly also comprises oxygen groups.For example, highfield under 17 to 20kV the voltage between copper the first electrode and the second electrode of existing as the wire grid (dielectric that polytetrafluoroethylene (PTFE) consists of is set between the first electrode and the second electrode) cause a large amount of general only continue microsecond or the discharges of nanosecond, described discharge so that some air molecules ionize.
In some embodiments, described home appliances allows automatically to eliminate microorganism and the particularly biomembrane of home appliances inside.Special information for this is unnecessary for the user of home appliances.
Yet described home appliances also can comprise a display unit, and it shows the operation of described plasma generator.Described display unit can be the display unit of vision and/or the sense of hearing.
For example in the washing machine, generally have a control device at a home appliances of the present invention, its except the control cleaning procedure also in the control of implementing plasma generator aspect the beginning of plasma generation and duration.Plasma generator generally when do not have water on this plasma generator next door through out-of-date work.Control device can cause that in display unit the corresponding sense of hearing and/or vision show when plasma generator is worked.
If home appliances of the present invention is washing machine, then in its washing lotion container, pressure sensor and/or temperature sensor are set preferably.If have pressure sensor and temperature sensor, then they preferably are located in the lower area of washing lotion container, thereby can measure pressure and/or the temperature that is present in the waterborne liquid in the washing lotion container.
In addition, theme of the present invention also comprises for the operation dish-washing machine, dryer, the method of the home appliances of washing machine or drying and washing machine form, described home appliances has container and at least one plasma generator, described container suffers moisture and tends to form biomembrane at the inner surface of family expenses utensil when described home appliances work, described plasma generator can produce cold atmospheric pressure-plasma and the described container of distance tend to form biomembranous inner surface with less than 5cm, preferably less than the spacing setting of 2cm, in the method, described plasma generator produces cold atmospheric pressure-plasma, described atmospheric pressure-plasma tends to form on the biomembranous inner surface with what the biocidal mode acted on described container, wherein, carry out the generation of described plasma and for the effect of described inner surface, and the air that surrounds described surface keeps stable.That is to say, in the method for the invention, the generation of plasma is directly carried out and is not existed for generation of air stream or make the media flow of surrounding described surface to distribute plasma or plasma to be delivered to the device on surface to be cleaned should eliminating biomembranous place.During implementing described method, generally waterborne liquid is not imported in the container.
One of described method preferred embodiment in, when producing plasma in the framework in the inventive method, show in display unit.
The advantage that the present invention has is to resist the microorganism in the home appliances and particularly can avoid or reduce biomembranous generation in simple and very effective mode.Can avoid or eliminate the color change and the stink that cause thus forming.Realized generally the improvement of sanitary condition.
Description of drawings
The below illustrates embodiments of the invention by means of attached Fig. 1 and 2, and in described embodiment, home appliances is washing machine.
Fig. 1 is home appliances, is configured to the schematic front cross sectional view of the first embodiment of washing machine at this, it has a soft water container, container (" hard water container ") and a container (" flushing water container ") that is used for flushing water that is used for the water after the salt adding, and these containers have respectively plasma generator.
Fig. 2 is home appliances, is configured to the enlarged drawing of the flushing shell with plasma generator of the second embodiment of washing machine at this.
The specific embodiment
Washing machine shown in the schematic diagram of Fig. 1 for the important parts of the present invention, the method that will mention below in described washing machine, can implementing.Also can consider other embodiment.Washing machine has washing lotion container 4, and laundry drum 2 can be rotated to support in the described washing lotion container and can drive by CD-ROM drive motor 14, and clothing 7 is arranged in described laundry drum.The drawing device 5 that the clothing that is shaped is especially taken moving part 34 and is used for washing lotion 6 help with washing lotion 6 or with flushing water 6 strengthen filling gush described clothing 7.Washing machine comprises the washing lotion input system, described washing lotion input system have water swivel for the family expenses network of rivers 8, can be automatically controlled valve 9, water input unit 33 and lead to the intake line 10 of washing lotion container 4, described intake line guides by flushing shell 11, and input water (fresh water) can be transported to treatment media in the washing lotion container 4 from described flushing shell.In washing lotion container 4, has heater 13.Described valve 9 and heater 13 can be controlled according to program operation block diagram by presetting apparatus 12.In order to measure hydrostatic pressure p, pressure sensor 15 is set in washing lotion container 4.
Inverse osmosis meter-device is set as the demineralizer 17 of water supply desalination, it is arranged between transfer valve 9 and the washing lotion container 4, particularly is arranged between valve 9 and soft water container 24 or the hard water container 18, but is connected with washing lotion container 4 on flushing shell 11 next doors by a pipeline at this.In the first embodiment shown in Figure 1, because the inverse osmosis meter obtains the water (being called in this example " soft water ") of partial deionization, the water of described partial deionization is collected in soft water container 24.For this reason, demineralizer 17 is connected with described soft water container 24 by the first soft water pipeline 25.Described soft water container 24 is connected with described washing lotion container 4 by the second soft water pipeline 27 again, thereby so that the water behind the desalination (soft water) thus can as expecting, be input in the washing lotion container 4 and be input in the laundry drum 2.Conducting power sensor 19 is set as the first sensor of the salt content of the water that is used for determining being conducted through demineralizer 17 between demineralizer 17 and soft water container 24.In addition, arrange one and be connected to reservoir vessel 18 on the demineralizer 17 by the pipeline 26 that is used for the water after the salt adding in this first embodiment, it is used for water with higher salt concentrations.Because the demineralizer 17 that uses in this embodiment is inverse osmosis meter-devices, thus when this collects desalination, produce add salt solution and preserve application for subsequently, for example for initial flushing process.
In addition, a flushing water holder 22 is set also in the embodiment shown, the water that it uses in the time of can storing the flushing clothing.Described water (so-called " flushing water ") particularly when its relate to be before words behind the desalination and water that use during in flushing can be used to subsequently washing process.For this reason, this flushing water holder 22 is by a pipeline 23(" for the first intake line of the water after the salt adding ") be connected with described valve 9, described valve is also controlled the input of fresh water.16 expressions are used for flushing water is transported to the pump of flushing water holder 22.
A plasma generator 3(who is used for producing cold atmospheric pressure-plasma at air is being set respectively for the plasma generator 3 in the washing lotion container 4 is not shown for the purpose of clear and concise in soft water container 24, flushing water holder 22, hard water container 18, flushing shell 11 and the washing lotion container 4), thus, since these waterborne liquids may reach several days depositing or since wet air and organic compound for example scale remover and softening agent can not form or disseminate microorganism.Plasma generator 3 respectively with the inner surface 29 of above-mentioned container or flushing shell at a distance of 0.5 to 1.5cm.Plasma generator 3 comprises copper the first electrode that is not shown specifically, dielectric and copper the second electrode that polytetrafluoroethylene (PTFE) is made in this embodiment here.
In the lower area of washing lotion container 4, have the second conducting power sensor 20, utilize it can after flushing, try to achieve the content of the inorganic and organic substance in the flushing water.For this reason, the data that are deposited with in the memory of presetting apparatus 12 can be determined the type of salt or inorganic and organic substance and the relation between concentration and the conducting power.
For sense of hearing ground and/or the ongoing plasma generation of vision ground demonstration, has display unit 21 on the washing machine 1 of particular embodiment shown here.In this embodiment, if in container, do not carry out the water input, then plasma generator 3 work.
Fig. 2 illustrates the enlarged drawing of flushing shell 11, and it has a plurality of plasma generators 3 according to the second embodiment of home appliances of the present invention, and described home appliances also is configured to washing machine at this.At this, plasma generator comprises respectively (not being shown specifically) piezo ceramic element or the first electrode, a dielectric and second electrode here.Plasma generator 3 is respectively about 5 to 10mm at this inner surface 29 apart from flushing shell 11, can effectively suppress Biofilm formation thereon thus.Water enters into flushing shell 11 and enters into the unshowned washing lotion container here of washing machine via an intake line 10 from this flushing shell from unshowned water supply here via a water input unit 33 and a plurality of opening (spray equipment) 32.Special advantage when the present invention being used in the flushing shell is, plasma generator 3 can be arranged in the relatively little space, thereby so that for example has the wall of a plurality of openings 32 and also can be in the sterile atmosphere that produces by described plasma generator 3 and the biomembrane that produces there can be eliminated.That is to say that in this embodiment, the wall with a plurality of openings 32 also can be apart from plasma generator 3 about only 10mm.When not carrying out the water input, plasma generator work.
The Reference numeral table
1 home appliances
2 laundry drums
3 plasma generators
4 washing lotion containers
5 drawing devices
6 washing lotions
7 clothings
The 8 family expenses networks of rivers
9 valves
10 intake lines
11 flushing shells
12 presetting apparatus
13 heaters
14 CD-ROM drive motors
15 pressure sensors
16 pumps
17 demineralizers
18 are used for the reservoir vessel of the water after the salt adding, hard water container
19 first conducting power sensors
20 second conducting power sensors
21 display unit
22 flushing water holders
23 for the water after the salt adding or the first intake line of flushing water
24 soft water containers
25 first soft water pipelines
26 are used for the first pipeline of the water after the salt adding
27 second soft water pipelines
28 are used for the second pipeline of the water after the salt adding
The inner surface of 29 containers
The rotation of 30 cylinders
The housing of 31 flushing shells
32 spray equipments
33 water input units
34 clothings are taken moving part
Claims (15)
1. dish-washing machine, dryer, the home appliances of washing machine or drying and washing machine form (1), it has container (4,11,18,22,24) and plasma generator (3), described container suffers moisture and tends to form biomembrane at the inner surface (29) of family expenses utensil when described home appliances work, it is characterized in that, described plasma generator (3) is configured to produce cold atmospheric pressure-plasma and distance described container (4,11,18, tending to 22,24) forms biomembranous inner surface (29) with the spacing setting less than 5cm.
2. home appliances according to claim 1 (1) is characterized in that, described plasma generator consists of planarly or a plurality of plasma generator is arranged on the surface abreast.
3. home appliances according to claim 2 (1) is characterized in that, described plasma generator (3) is arranged in the flushing shell (11) or washing lotion container (4) of washing machine (1) or drying and washing machine.
4. each described home appliances (1) in 3 according to claim 1 is characterized in that, described plasma generator (3) is arranged in the reservoir vessel (18,22,24) for waterborne liquid.
5. home appliances according to claim 4 (1) is characterized in that, described reservoir vessel (18,22,24) is condensed fluid collection container, soft water container (24), hard water container (18) and/or flushing water holder (22).
6. each described home appliances (1) in 5 according to claim 1 is characterized in that described plasma generator (3) comprises piezo ceramic element, can produce cold atmospheric pressure-plasma on described piezo ceramic element.
7. home appliances according to claim 6 (1), it is characterized in that, described piezo ceramic element comprises elementary zone and secondary region, wherein, elementary zone has electrode, apply alternating voltage and in secondary region, produce thus electric field at described electrode, thereby so that the gas in the secondary region surrounding environment is converted into plasma.
8. each described home appliances (1) in 5 according to claim 1 is characterized in that described plasma generator (3) comprises one first electrode, a dielectric and one second electrode.
9. home appliances according to claim 8 (1) is characterized in that, described dielectric comprises plastics.
10. according to claim 8 or 9 described home appliances (1), it is characterized in that described the second electrode structure is wire netting.
11. each described home appliances (1) in 10 is characterized in that described the first electrode and/or the second electrode comprise copper or be made of copper according to claim 8.
12. each described home appliances (1) in 11 is characterized in that according to claim 1, described home appliances (1) has for the battery to described plasma generator (3) power supply.
13. be used for the operation dish-washing machine, dryer, the method of the home appliances of washing machine or drying and washing machine form (1), described home appliances has container (4,11,18,22,24) and plasma generator (3), described container suffers moisture and tends to form biomembrane at the inner surface (29) of family expenses utensil when described home appliances work, described plasma generator (3) can produce cold atmospheric pressure-plasma and distance described container (4,11,18,22, tending to 24) forms biomembranous inner surface (29) with the spacing setting less than 5cm, and in the method, described plasma generator (3) produces cold atmospheric pressure-plasma, described atmospheric pressure-plasma acts on described container (4 in the biocidal mode, 11,18,22,24) tend to form on the biomembranous inner surface (29), wherein, carry out the generation of described plasma and for the effect of described inner surface (29), and the air that surrounds described surface keeps stable.
14. method according to claim 13 is characterized in that, carries out the generation of plasma when not having waterborne liquid to import in the described container (4,11,18,22,24).
15. according to claim 13 or 14 described methods, it is characterized in that, when described home appliances (1) is out of service, carry out the generation of plasma.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102010027795A DE102010027795A1 (en) | 2010-04-15 | 2010-04-15 | Domestic appliance with plasma generator and method for its operation |
| DE102010027795.9 | 2010-04-15 | ||
| PCT/EP2011/055868 WO2011141263A1 (en) | 2010-04-15 | 2011-04-14 | Domestic appliance having a plasma generator and method for the operation thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102970913A true CN102970913A (en) | 2013-03-13 |
| CN102970913B CN102970913B (en) | 2015-04-08 |
Family
ID=44625937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201180015862.6A Active CN102970913B (en) | 2010-04-15 | 2011-04-14 | Domestic appliance having a plasma generator and method for the operation thereof |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP2557981B1 (en) |
| CN (1) | CN102970913B (en) |
| DE (1) | DE102010027795A1 (en) |
| PL (1) | PL2557981T3 (en) |
| WO (1) | WO2011141263A1 (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103409968A (en) * | 2013-07-05 | 2013-11-27 | 北京凡元兴科技有限公司 | Intelligent rotary type plasma washing machine |
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| WO2023082735A1 (en) * | 2021-11-12 | 2023-05-19 | 珠海格力电器股份有限公司 | Ionization water tank and dishwasher |
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| DE102020203397A1 (en) | 2020-03-17 | 2021-09-23 | Henkel Ag & Co. Kgaa | Increased performance in washing and cleaning |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103409968A (en) * | 2013-07-05 | 2013-11-27 | 北京凡元兴科技有限公司 | Intelligent rotary type plasma washing machine |
| CN103422321A (en) * | 2013-07-05 | 2013-12-04 | 北京凡元兴科技有限公司 | Clothing vertical-hanging type plasma washing machine |
| CN103422321B (en) * | 2013-07-05 | 2016-06-15 | 周庆芬 | A kind of medicated clothing hanging plasma washing machine |
| CN103409968B (en) * | 2013-07-05 | 2016-11-23 | 周庆芬 | A kind of intelligent rotary type plasma washing machine |
| CN109068935A (en) * | 2016-03-08 | 2018-12-21 | Bsh家用电器有限公司 | Household appliance and its operation method with the surface containing polyoxometallate |
| CN110665030A (en) * | 2018-07-02 | 2020-01-10 | 浙江三花智能控制股份有限公司 | Household appliance with liquid circulation loop |
| CN109222817A (en) * | 2018-11-26 | 2019-01-18 | 珠海格力电器股份有限公司 | Dish washing machine and control method thereof |
| CN111926545A (en) * | 2019-04-28 | 2020-11-13 | 博西华电器（江苏）有限公司 | Clothes dryer and control method thereof |
| WO2023082735A1 (en) * | 2021-11-12 | 2023-05-19 | 珠海格力电器股份有限公司 | Ionization water tank and dishwasher |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2557981B1 (en) | 2014-04-02 |
| EP2557981A1 (en) | 2013-02-20 |
| CN102970913B (en) | 2015-04-08 |
| PL2557981T3 (en) | 2014-09-30 |
| WO2011141263A1 (en) | 2011-11-17 |
| DE102010027795A1 (en) | 2011-10-20 |
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Address after: Munich, Germany Patentee after: BSH Household Electrical Appliance Co., Ltd Address before: Munich, Germany Patentee before: BSH Bosch and Siemens Household Appliances Co., Ltd. |