EP0461722B1 - Réglage de quantité d'alimentation d'eau pour lave-vaisselle et lave-linge - Google Patents
Réglage de quantité d'alimentation d'eau pour lave-vaisselle et lave-linge Download PDFInfo
- Publication number
- EP0461722B1 EP0461722B1 EP91201433A EP91201433A EP0461722B1 EP 0461722 B1 EP0461722 B1 EP 0461722B1 EP 91201433 A EP91201433 A EP 91201433A EP 91201433 A EP91201433 A EP 91201433A EP 0461722 B1 EP0461722 B1 EP 0461722B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- water
- valve
- receptacle
- storage vessel
- container
- 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.)
- Expired - Lifetime
Links
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
- A47L15/42—Details
- A47L15/4214—Water supply, recirculation or discharge arrangements; Devices therefor
- A47L15/4217—Fittings for water supply, e.g. valves or plumbing means to connect to cold or warm water lines, aquastops
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- 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
- A47L15/0021—Regulation of operational steps within the washing processes, e.g. optimisation or improvement of operational steps depending from the detergent nature or from the condition of the crockery
- A47L15/0023—Water filling
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00
- D06F39/08—Liquid supply or discharge arrangements
- D06F39/087—Water level measuring or regulating 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
- A47L15/4229—Water softening 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
- A47L15/4244—Water-level measuring or regulating 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
- A47L15/4285—Water-heater 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
- A47L15/4291—Recovery arrangements, e.g. for the recovery of energy or water
-
- 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
- A47L15/48—Drying arrangements
- A47L15/483—Drying arrangements by using condensers
-
- 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
- A47L2401/09—Water level
-
- 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
- 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
- A47L2501/01—Water supply, e.g. opening or closure of the water inlet valve
-
- 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
- A47L2501/02—Water discharge, e.g. opening or closure of discharge valve
Definitions
- the invention relates to a device for controlling the water supply quantity for a washing machine or dishwasher having a treatment container and a program control device, a storage vessel connected to the water supply line being arranged in the upper machine area and connected to the treatment container of the machine via a discharge line is connected, and the drain line has a valve which can be actuated by the program control device.
- CH-A 645 261 is a machine with a normal program-controlled valve and a reservoir is provided for measuring the amount of water required to regenerate the ion exchanger.
- Dishwashers and washing machines of the type mentioned initially require certain amounts of water in their functional sequence, the size of which may also vary depending on the type of sequence.
- measurement and control methods are used that work according to known physical rules.
- So z. B. detected the rise of a static water column in a vat pressure converted in a wind boiler and used by a pressure switch set to certain pressure values.
- the pressure switch now indirectly determines the filling quantity by switching an inlet valve on or off. Due to this indirect route, a relatively inaccurate measurement results in the chain, which is due to the tolerances of the individual components, assembly tolerances and the inlet pressure range of 0.3 to 10 bar to be managed.
- a device of the type mentioned in connection with a softening device for a dishwasher has become known.
- a water collecting container is provided in the upper area of the machine.
- the drain line there is a softening device, which on the one hand has a salt container and an ion exchange container in series with the salt container, which in turn opens into the container of the machine.
- the collecting container is provided with a second drain line which opens directly into the container of the machine.
- the ion exchange container can be connected directly to the fresh water supply line via an extra line.
- the collecting container is briefly filled with water up to the level of an overflow threshold during each program sequence of the dishwasher in the program section “Regenerate”.
- the water collected by the collecting container flows under the influence of gravity directly into the salt container, from which at the same time a quantity of brine corresponding to the receiving volume of the collecting container is fed to the ion exchange container in order to regenerate its ion exchange filling.
- the receiving volume of the collecting container can be changed by a height-adjustable overflow threshold. The brine requirement can thus be adapted to the degree of exhaustion of the ion exchange filling.
- the invention has for its object to provide a device of the type mentioned, which allows a very precise measurement of the amount of water to be supplied in a simple manner.
- the treatment container is fed exclusively from the storage container, that the valve is designed as a metering valve provided with an orifice, the duration of the opening for measuring the amount of water flowing through a timer of the program control device is time-controllable, and that the storage vessel contains a control device controlling the water inflow, with which its water level can be kept approximately at the same level when the metering valve is open.
- the size of the orifice plate and its wall thickness and the back pressure that occurs in the downstream system result in that per unit of time amount of water passing through.
- the decisive factor for the accuracy of the measurement is therefore primarily the metering valve, the opening orifice of which must be designed as a function of the downstream system. Since the water level in the storage vessel and thus the amount of water in the storage vessel remains essentially the same as a result of the control device, a different height cannot exert any influence on the amount of water passing through per unit of time.
- the metering valve is provided with an adjustable diaphragm.
- the amount of water to be supplied per unit of time can thus be changed in a simple manner, so that it can be easily adapted to the system connected behind the metering valve.
- Two fixed reed switches and a float carried by the water level are preferably provided as the control device for regulating the water level within the storage vessel.
- This float works with the reed switches in such a way that the supply valve for the water supply to the storage vessel is opened or closed as soon as the float exceeds certain limits specified by the reed switches.
- FIGS. 1 to 3 an object according to the invention in a dishwasher is shown schematically in FIGS. 1 to 3.
- the dishwasher 10 contains a container 11 for receiving the dishes to be washed. On the back of the container 11, a flat storage vessel 12 is arranged with a broad side adjacent.
- the fresh water is fed to the dishwasher 10 from a fresh water supply 13 via an aqua stop valve 14, a feed line 15 and a so-called free air gap 16.
- a control device which has two reed switches 18, 19 and a float 20.
- a metering valve 21 is arranged in a drain line 22 below the storage vessel 12.
- the metering valve contains an unrecognizable orifice.
- the opening position of the metering valve 21 can be limited in time by a timer of a program control device 23.
- 24 denotes a two-way valve downstream of the metering valve 21, which is followed by a water softening system with a salt container 25 and an ion exchanger 26.
- the ion exchanger 26 opens into the container 11 of the dishwasher 10 with a line 27.
- this acts as a condenser, at least when the cold water is connected. If the storage vessel 12 is filled immediately after the "rinse aid" program section, a large temperature difference to the other container surfaces is formed on the connection surface. The air-water mixture in the interior condenses on this condensation surface as it passes by by natural convection.
- the ventilation of the storage vessel 12 takes place via a pipeline 28 which is connected to the storage vessel 12 and is led either directly into the container 11 or into a floor pan, not shown, below the container 11.
- the water in the storage vessel 12 can also be heated by a heating device, not shown.
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Water Supply & Treatment (AREA)
- Washing And Drying Of Tableware (AREA)
Claims (10)
- Dispositif pour commander la quantité d'amenée d'eau pour une machine à laver ou un lave-vaisselle présentant un récipient de traitement (11) et un appareil de commande à programme (23), dans lequel est agencé dans la région supérieure de la machine un récipient de réserve (12) raccordé à l'amenée d'eau (13 à 15), qui est relié via une conduite d'évacuation (22) au récipient de traitement (11) de la machine, et la conduite d'évacuation (22) présente une vanne (21) pouvant être actionnée par l'appareil de commande à programme,caractérisé en ce quele récipient de traitement (11) est alimenté exclusivement depuis le récipient de réserve,en ce que la vanne (21) est réalisée sous la forme d'une vanne de dosage pourvue d'un diaphragme, dont la durée d'ouverture peut être commandée dans le temps pour mesurer la quantité d'eau passant, au moyen d'un circuit de temporisation de l'appareil de commande à programme (23),et en ce que le récipient de réserve (12) comprend un dispositif de réglage (18, 19, 20) commandant l'amenée d'eau, grâce auquel son niveau d'eau peut être maintenu à une hauteur approximativement constante lorsque la vanne de dosage (21) est ouverte.
- Dispositif selon la revendication 1, caractérisé en ce que la vanne de dosage (21) est pourvue d'un diaphragme réglable.
- Dispositif selon la revendication 1, caractérisé en ce qu'il est prévu, en tant que dispositif de réglage, deux interrupteurs reed (18, 19) agencés de façon fixe et un flotteur (20) porté par le niveau d'eau (17).
- Dispositif selon l'une quelconque des revendications 1 à 3, caractérisé en ce qu'il est prévu dans la conduite d'évacuation (22) derrière la vanne de dosage (21) une vanne à deux voies (24) et un dispositif d'adoucissement d'eau comportant un récipient de sel (25) et un échangeur d'ions (26).
- Dispositif selon la revendication 4, caractérisé en ce que la vanne à deux voies (24) est agencée, en tant que composant séparé, en aval de la vanne de dosage (21).
- Dispositif selon la revendication 4, caractérisé en ce que la vanne à deux voies (24) est intégrée dans le dispositif d'adoucissement d'eau (25, 26).
- Dispositif selon l'une quelconque des revendications 1 à 6, caractérisé en ce que le récipient de réserve (12) réalisé à plat s'appuie par une face large contre la paroi arrière ou une paroi latérale du récipient (11).
- Dispositif selon l'une quelconque des revendications 1 à 7, caractérisé en ce que le récipient de réserve (12) est pourvu via une ouverture d'une conduite tubulaire (28) qui débouche soit dans le récipient (11), soit dans une cuve de fond agencée au-dessous du récipient (11).
- Dispositif selon l'une quelconque des revendications 1 à 8, caractérisé en ce que le récipient de réserve (12) est pourvu d'un dispositif de chauffage.
- Dispositif selon l'une quelconque des revendications 1 à 9, caractérisé en ce qu'une vanne à plusieurs voies (29) est agencée en aval de la vanne de dosage (21) pour l'alimentation de chambres de dosage (30) contenant des détergents.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4019047A DE4019047A1 (de) | 1990-06-15 | 1990-06-15 | Zulaufmengensteuerung fuer spuel- und waschgeraete |
DE4019047 | 1990-06-15 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0461722A1 EP0461722A1 (fr) | 1991-12-18 |
EP0461722B1 true EP0461722B1 (fr) | 1996-01-24 |
Family
ID=6408405
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP91201433A Expired - Lifetime EP0461722B1 (fr) | 1990-06-15 | 1991-06-11 | Réglage de quantité d'alimentation d'eau pour lave-vaisselle et lave-linge |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0461722B1 (fr) |
DE (2) | DE4019047A1 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022131681A1 (fr) * | 2020-12-15 | 2022-06-23 | 엘지전자 주식회사 | Lave-vaisselle |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1256122B (it) * | 1992-07-22 | 1995-11-29 | Smeg Spa | Dispositivo di sicurezza per lavastoviglie in particolare per il rilevamento dell'elevato consumo di acqua |
DE4238450C2 (de) * | 1992-11-13 | 1995-11-16 | Bosch Siemens Hausgeraete | Programmgesteuerte Haushalt-Geschirrspülmaschine |
DE102007041311A1 (de) | 2007-08-31 | 2009-03-05 | BSH Bosch und Siemens Hausgeräte GmbH | Verfahren zum Betreiben eines wasserführenden Haushaltsgeräts |
DE102009001584A1 (de) * | 2009-03-16 | 2010-09-23 | BSH Bosch und Siemens Hausgeräte GmbH | Geschirrspülmaschine mit einem Frischwasserspeicher |
DE102009039847A1 (de) * | 2009-09-03 | 2011-03-10 | BSH Bosch und Siemens Hausgeräte GmbH | Geschirrspülmaschine |
US8876980B2 (en) | 2010-06-30 | 2014-11-04 | Electrolux Home Products, Inc. | System and associated method for preventing overfilling in a dishwasher |
US8702874B2 (en) | 2011-02-08 | 2014-04-22 | Electrolux Home Products, Inc. | Method and system for removing a clog from a dishwasher |
DE102011000762A1 (de) * | 2011-02-16 | 2012-08-16 | Miele & Cie. Kg | Wasserführendes Haushaltgerät mit einem Speicherbehälter |
DE102011000759A1 (de) * | 2011-02-16 | 2012-08-16 | Miele & Cie. Kg | Verfahren zum Füllen eines Behandlungsraums eines wasserführenden Haushaltgeräts |
KR20130087858A (ko) * | 2012-01-30 | 2013-08-07 | 삼성전자주식회사 | 연수화 장치 및 이를 포함하는 식기세척기 |
KR102125724B1 (ko) * | 2013-09-10 | 2020-06-23 | 삼성전자주식회사 | 연수장치와 이를 포함하는 식기세척기 및 식기세척기의 제어방법 |
DE102015220869B4 (de) * | 2015-10-26 | 2017-05-24 | BSH Hausgeräte GmbH | Wasserführendes Haushaltsgerät und Verfahren zum Betreiben eines solchen |
EP3585236A1 (fr) | 2017-02-24 | 2020-01-01 | Electrolux Appliances Aktiebolag | Lave-vaisselle, procédé et système de commande pour gérer un état d'obstruction |
CN113529341B (zh) * | 2020-04-21 | 2024-01-02 | 合肥海尔洗衣机有限公司 | 用于洗涤设备的进水量确定方法和洗涤设备 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2947484C2 (de) * | 1979-11-24 | 1983-09-08 | Bosch-Siemens Hausgeräte GmbH, 7000 Stuttgart | Enthärtungseinrichtung, insbesondere für Geschirrspülmaschinen |
DE3446288A1 (de) * | 1984-12-19 | 1986-06-19 | Licentia Gmbh | Verfahren und anordnung zur programmsteuerung einer waschmaschine |
DE3522901A1 (de) * | 1985-06-26 | 1987-01-08 | Bosch Siemens Hausgeraete | Haushalt-geschirrspuelmaschine |
KR910001073B1 (ko) * | 1986-12-31 | 1991-02-23 | 삼성전자 주식회사 | 자동식기 세척기의 제어방법 |
DE3732452A1 (de) * | 1987-09-25 | 1989-04-20 | Bosch Siemens Hausgeraete | Programmgesteuerte haushalt-geschirrspuelmaschine |
-
1990
- 1990-06-15 DE DE4019047A patent/DE4019047A1/de not_active Withdrawn
-
1991
- 1991-06-11 EP EP91201433A patent/EP0461722B1/fr not_active Expired - Lifetime
- 1991-06-11 DE DE59107295T patent/DE59107295D1/de not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022131681A1 (fr) * | 2020-12-15 | 2022-06-23 | 엘지전자 주식회사 | Lave-vaisselle |
Also Published As
Publication number | Publication date |
---|---|
EP0461722A1 (fr) | 1991-12-18 |
DE59107295D1 (de) | 1996-03-07 |
DE4019047A1 (de) | 1991-12-19 |
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