EP2693930B1 - Verfahren und vorrichtung zur detektion eines wasserwechsels in einem wasserführenden haushaltsgerät, insbesondere einer geschirrspülmaschine - Google Patents
Verfahren und vorrichtung zur detektion eines wasserwechsels in einem wasserführenden haushaltsgerät, insbesondere einer geschirrspülmaschine Download PDFInfo
- Publication number
- EP2693930B1 EP2693930B1 EP12708003.4A EP12708003A EP2693930B1 EP 2693930 B1 EP2693930 B1 EP 2693930B1 EP 12708003 A EP12708003 A EP 12708003A EP 2693930 B1 EP2693930 B1 EP 2693930B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- water
- preparation
- dishwasher
- detecting
- sensor
- 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
Links
- 238000000034 method Methods 0.000 title claims description 57
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 55
- 238000002360 preparation method Methods 0.000 claims description 54
- 238000004851 dishwashing Methods 0.000 claims description 14
- 238000005259 measurement Methods 0.000 claims description 9
- 102000004190 Enzymes Human genes 0.000 claims description 5
- 108090000790 Enzymes Proteins 0.000 claims description 5
- 238000001514 detection method Methods 0.000 description 14
- 238000004140 cleaning Methods 0.000 description 11
- 239000003599 detergent Substances 0.000 description 10
- 230000002255 enzymatic effect Effects 0.000 description 5
- 229920001296 polysiloxane Polymers 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000008237 rinsing water Substances 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000000249 desinfective effect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000002304 perfume Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Images
Classifications
-
- 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
- A47L15/0055—Metering or indication of used products, e.g. type or quantity of detergent, rinse aid or salt; for measuring or controlling the product concentration
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L15/00—Washing or rinsing machines for crockery or tableware
- A47L15/42—Details
- A47L15/44—Devices for adding cleaning agents; Devices for dispensing cleaning agents, rinsing aids or deodorants
-
- 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
- A47L15/006—Controlling processes, i.e. processes to control the operation of the machine characterised by the purpose or target of the control using wireless communication between internal components of the machine
-
- 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
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L15/00—Washing or rinsing machines for crockery or tableware
- A47L15/42—Details
- A47L15/44—Devices for adding cleaning agents; Devices for dispensing cleaning agents, rinsing aids or deodorants
- A47L15/4445—Detachable devices
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L15/00—Washing or rinsing machines for crockery or tableware
- A47L15/42—Details
- A47L15/44—Devices for adding cleaning agents; Devices for dispensing cleaning agents, rinsing aids or deodorants
- A47L15/4463—Multi-dose dispensing arrangements
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L15/00—Washing or rinsing machines for crockery or tableware
- A47L15/42—Details
- A47L15/44—Devices for adding cleaning agents; Devices for dispensing cleaning agents, rinsing aids or deodorants
- A47L15/4472—Blister packaging or refill cartridges
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L15/00—Washing or rinsing machines for crockery or tableware
- A47L15/42—Details
- A47L15/44—Devices for adding cleaning agents; Devices for dispensing cleaning agents, rinsing aids or deodorants
- A47L15/449—Metering controlling devices
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L2401/00—Automatic detection in controlling methods of washing or rinsing machines for crockery or tableware, e.g. information provided by sensors entered into controlling devices
- A47L2401/06—Water supply, circulation or discharge information
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L2401/00—Automatic detection in controlling methods of washing or rinsing machines for crockery or tableware, e.g. information provided by sensors entered into controlling devices
- A47L2401/12—Water temperature
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L2401/00—Automatic detection in controlling methods of washing or rinsing machines for crockery or tableware, e.g. information provided by sensors entered into controlling devices
- A47L2401/20—Time, e.g. elapsed operating time
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L2401/00—Automatic detection in controlling methods of washing or rinsing machines for crockery or tableware, e.g. information provided by sensors entered into controlling devices
- A47L2401/30—Variation of electrical, magnetical or optical quantities
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L2501/00—Output in controlling method of washing or rinsing machines for crockery or tableware, i.e. quantities or components controlled, or actions performed by the controlling device executing the controlling method
- A47L2501/07—Consumable products, e.g. detergent, rinse aids or salt
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L2501/00—Output in controlling method of washing or rinsing machines for crockery or tableware, i.e. quantities or components controlled, or actions performed by the controlling device executing the controlling method
- A47L2501/26—Indication or alarm to the controlling device or to the user
Definitions
- the invention relates to a method and a device for detecting a water change in a water-conducting household appliance, in particular a dishwasher.
- Such metering devices work relatively reliably, as long as they are operated within typical and static washing programs.
- the object of the invention is therefore to provide a method and a device with which a water change, in particular before a final rinse section within a washing program, can be detected.
- control signal causes the dosing of a rinse aid preparation into the interior of a dishwasher after a detected water change. This ensures, in particular, that at the end of an automatic program, a rinse aid preparation is metered into the final-rinse program section.
- the method with the method steps (a.) - (e.) Is carried out only after at least a first dishwashing detergent preparation, preferably an enzyme-containing dishwashing detergent preparation, was released into the interior of the dishwasher, wherein the release of at least first dishwashing detergent preparation takes place if at least one temperature> 25 °, preferably> 29 ° C and the presence of water was detected.
- a first dishwashing detergent preparation preferably an enzyme-containing dishwashing detergent preparation
- the preparations which are metered into the rinsing process are different from one another, it being especially advantageous that the preparations dosed at the beginning of the rinsing process and the preparations added after the detection of a water change are different from each other.
- the method with the method steps (a.) - (e.) Is carried out after after the release of the first dishwashing detergent preparation at least a second dishwashing detergent preparation, preferably an alkaline dishwashing detergent preparation, was released into the interior of the dishwasher.
- the present invention further relates to a device for dosing a rinse aid preparation in the interior of a dishwasher comprising a sensor for detecting water, a sensor for detecting the temperature, a control unit for processing the Sensor data wherein the control unit is configured to carry out the method according to the invention.
- the metering device is preferably freely positionable by a user in the interior of a dishwasher. Furthermore, it is advantageous that the device comprises a cartridge with at least one chamber in which at least one rinse aid preparation is stored.
- the metering device comprises a metering device with a detachable or non-detachably coupled to the metering cartridge, which has at least one chamber with a dishwashing detergent preparation.
- the control unit necessary for carrying out the method according to the invention and at least one sensor for detecting water and a sensor for detecting the temperature are integrated in the dosing device.
- an actuator for releasing a dishwashing detergent preparation and / or an energy source are also arranged on or in the dosing device.
- the metering device preferably has at least one sensor for detecting water and a sensor for detecting the temperature.
- the temperature sensor is designed in particular for detecting a water temperature.
- the metering device comprises a sensor for detecting the conductivity, whereby in particular the presence of water or the spraying of water, in particular in a dishwasher, is detected.
- the sensor unit comprises at least one, at least 2-pole conductivity sensor.
- at least two poles of the conductivity sensor have a distance of 2-25 mm, preferably 5-15 mm, particularly preferably about 12 mm.
- At least two poles of a conductivity sensor are coated with an electrically conductive silicone, wherein it is particularly preferable that a substantially planar surface between the silicone and a outer Dosier confuseober Structure is formed. Due to the elastomeric properties of the conductive silicone, the sensor can be sealed in a simple and effective manner with respect to the environment and embedded in a housing wall of the dosing device.
- At least two sensor units are provided for measuring mutually different parameters, wherein very particularly preferably a sensor unit is a conductivity sensor and a further sensor unit is a temperature sensor.
- the sensors are especially adapted to detect the beginning, the course and the end of a washing program.
- the sensor combinations listed in the following table can be used Sensor 1 Sensor 2 Sensor 3 Sensor 4 conductivity sensor temperature sensor conductivity sensor temperature sensor brightness sensor conductivity sensor temperature sensor brightness sensor turbidity sensor
- the conductivity sensor can be detected, for example, whether the conductivity sensor is wetted by water, so that, for example. determine if there is water in the dishwasher.
- the conductance or conductivity sensor may consist of an electrically conductive anode and a cathode which protrude from the housing of the metering device into the interior of the dishwasher or are electrically conductively connected to the interior of the dishwasher.
- the distance of the anode and cathode is selected so that an electrically conductive water bridge between the anode and cathode can form during operation of the dishwasher, which can be measured by a drop in the resistance between the anode and cathode.
- Rinsing programs usually have a characteristic temperature profile, the u.a. is determined by the heating of the rinse water and the drying of the dishes, which can be detected by a temperature sensor.
- At least one sensor unit is arranged on or in the control unit.
- a control unit in the sense of this application is a device which is suitable for influencing the transport of material, energy and / or information.
- the control unit influences actuators by means of control signals with the aid of information, in particular of measuring signals of the sensor unit, which processes them in the sense of the control target.
- control unit may be a programmable microprocessor.
- a plurality of dosing programs are stored on the microprocessor.
- the control unit has, in a preferred embodiment, no connection to the possibly existing control of the household appliance. Accordingly, no information, in particular electrical, optical or electromagnetic signals, is exchanged directly between the control unit and the control of the household appliance.
- control unit is coupled to the existing control of the household appliance.
- this coupling is wireless.
- a transmitter on or in a dishwasher preferably on or at the dosing chamber embedded in the door of the dishwasher, which wirelessly transmits a signal to the dosing device when the control of the domestic appliance controls the dosage of, for example, a detergent from the dosing device Dosing or rinse aid causes.
- the controller of the dishwasher sends control signals to the metering device for dispensing certain preparations and Dosiermengen.
- the delivery of preparations from the dosing device can be done sequentially or simultaneously. It is particularly preferred to dose a plurality of preparations sequentially in a rinsing program.
- the following metering sequences are to be preferred 1st dosage 2nd dosage 3.Dos réelle 4.Dostechnik Enzymatic cleaning preparation Alkaline cleaning preparation Alkaline cleaning preparation rinse aid Enzymatic cleaning preparation Alkaline cleaning preparation rinse aid Enzymatic cleaning preparation Alkaline cleaning preparation rinse aid disinfecting preparation Enzymatic cleaning preparation Alkaline cleaning preparation rinse aid perfume pretreatment preparation Enzymatic cleaning preparation Alkaline cleaning preparation rinse aid
- At least one enzyme-containing preparation and / or alkaline preparation is released in the pre- and / or main wash program of the dishwasher, the release of the enzyme-containing preparation preferably taking place before the release of the alkaline preparation.
- the dosing of the rinse aid takes place in the rinse aid program of the dishwasher, wherein the rinse aid program is recognized by a water change according to the inventive method described here.
- a discontinuous, discrete resistance measurement takes place on the conductivity sensor and preferably also on the temperature sensor. Due to the discontinuous, discrete measurement in particular the electrical energy consumption of the control unit is reduced.
- Fig. 1 shows a metering device consisting of a positionable metering device 2 with a two-chamber cartridge 1 in the dish drawer 11 with the dishwasher door 39 open a dishwasher 38.
- a control unit In the metering device 2, a control unit, a temperature sensor and a conductivity sensor are arranged. It can be seen that the dosing device 2 can be positioned with the cartridge 1 in principle anywhere in the dish drawer 11, wherein it is advantageous to provide a dish-shaped or cup-shaped dosing 1.2 in a corresponding plate or cup receptacle of the dish drawer 11 ,
- a dishwasher cleaner preparation can be given, for example in the form of a tablet. It is advantageous in this embodiment of the invention that when the positionable metering system 1,2 in the lower or upper (not shown) dish drawer 11, the delivery of the preparations 40a, 40b from the cartridge 1 directly through the bottom of the dispenser arranged outlet openings in the rinsing water liquor takes place, so that a quick solution and uniform distribution of the rinse formulations is guaranteed in the washing program.
- a direct spraying of the conductivity sensor with rinsing water is effected by a spray arm and the control unit and the conductivity sensor are configured such that a discontinuous, discrete resistance measurement is carried out on the conductivity sensor and preferably also on the temperature sensor.
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Washing And Drying Of Tableware (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PL12708003T PL2693930T3 (pl) | 2011-07-20 | 2012-03-06 | Sposób oraz urządzenie do wykrywania wymiany wody w sprzęcie gospodarstwa domowego prowadzącym wodę, w szczególności zmywarce do naczyń |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102011079488A DE102011079488A1 (de) | 2011-07-20 | 2011-07-20 | Verfahren und Vorrichtung zur Detektion eines Wasserwechsels in einem wasserführenden Haushaltsgerät, insbesondere einer Geschirrspülmaschine |
PCT/EP2012/053784 WO2013010682A1 (de) | 2011-07-20 | 2012-03-06 | Verfahren und vorrichtung zur detektion eines wasserwechsels in einem wasserführenden haushaltsgerät, insbesondere einer geschirrspülmaschine |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2693930A1 EP2693930A1 (de) | 2014-02-12 |
EP2693930B1 true EP2693930B1 (de) | 2016-10-05 |
Family
ID=45812767
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP12708003.4A Active EP2693930B1 (de) | 2011-07-20 | 2012-03-06 | Verfahren und vorrichtung zur detektion eines wasserwechsels in einem wasserführenden haushaltsgerät, insbesondere einer geschirrspülmaschine |
Country Status (7)
Country | Link |
---|---|
US (1) | US20140130831A1 (pl) |
EP (1) | EP2693930B1 (pl) |
DE (1) | DE102011079488A1 (pl) |
ES (1) | ES2608587T3 (pl) |
HU (1) | HUE031426T2 (pl) |
PL (1) | PL2693930T3 (pl) |
WO (1) | WO2013010682A1 (pl) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9706897B2 (en) * | 2014-11-20 | 2017-07-18 | The Procter & Gamble Company | Personalized cleaning composition dispensing device |
US9538901B2 (en) | 2014-11-20 | 2017-01-10 | The Procter & Gamble Company | Composition dispensing device for an automatic dishwasher |
ITUB20154180A1 (it) * | 2015-10-02 | 2017-04-02 | Pierluigi Rossi | Erogatore automatico |
FR3048363A1 (fr) | 2016-03-04 | 2017-09-08 | Oreal | Article cosmetique electrique a pile repositionnable |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002092751A2 (en) * | 2001-05-14 | 2002-11-21 | The Procter & Gamble Company | Cleaning product |
US6955067B2 (en) * | 2002-03-28 | 2005-10-18 | The Procter & Gamble Company | Smart dosing device |
DE102009002693A1 (de) | 2008-07-15 | 2010-01-21 | Henkel Ag & Co. Kgaa | Dosiersystem |
DE102009044960A1 (de) * | 2009-09-24 | 2011-03-31 | Henkel Ag & Co. Kgaa | Verfahren und System zur Detektion der Rotation eines Sprüharms in einer Geschirrspülmaschine |
DE102010002750A1 (de) | 2010-03-11 | 2011-10-06 | Henkel Ag & Co. Kgaa | Verfahren zur Steuerung eines im Inneren eines wasserführenden Haushaltsgeräts positionierbaren Dosiersystems |
-
2011
- 2011-07-20 DE DE102011079488A patent/DE102011079488A1/de not_active Withdrawn
-
2012
- 2012-03-06 ES ES12708003.4T patent/ES2608587T3/es active Active
- 2012-03-06 WO PCT/EP2012/053784 patent/WO2013010682A1/de active Application Filing
- 2012-03-06 PL PL12708003T patent/PL2693930T3/pl unknown
- 2012-03-06 EP EP12708003.4A patent/EP2693930B1/de active Active
- 2012-03-06 HU HUE12708003A patent/HUE031426T2/en unknown
-
2014
- 2014-01-21 US US14/159,918 patent/US20140130831A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
WO2013010682A1 (de) | 2013-01-24 |
HUE031426T2 (en) | 2017-07-28 |
US20140130831A1 (en) | 2014-05-15 |
EP2693930A1 (de) | 2014-02-12 |
ES2608587T3 (es) | 2017-04-12 |
DE102011079488A1 (de) | 2013-01-24 |
PL2693930T3 (pl) | 2017-07-31 |
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