EP1110499A2 - Geschirrspühlmaschine mit einem Gewichtserfassungsmittel - Google Patents
Geschirrspühlmaschine mit einem Gewichtserfassungsmittel Download PDFInfo
- Publication number
- EP1110499A2 EP1110499A2 EP00125027A EP00125027A EP1110499A2 EP 1110499 A2 EP1110499 A2 EP 1110499A2 EP 00125027 A EP00125027 A EP 00125027A EP 00125027 A EP00125027 A EP 00125027A EP 1110499 A2 EP1110499 A2 EP 1110499A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- dishwasher
- weight
- transducer
- cleaned
- converter
- 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.)
- Withdrawn
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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
- A47L15/4295—Arrangements for detecting or measuring the condition of the crockery or tableware, e.g. nature or quantity
-
- 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
- A47L15/50—Racks ; Baskets
Definitions
- the invention relates to a dishwasher with a treatment room for receiving a good to be cleaned with a cleaning medium and with a Weight detection means.
- Such a dishwasher is already known. With this dishwasher is the weight of a crockery basket in a dishwasher rinse container is arranged, mechanically detected.
- this object is achieved in a dishwasher of the type mentioned Art solved in that at least one electromechanical as a weight detection means Converter is provided.
- the electromechanical transducer is used to record the weight of the empty or at least partially filled with the items to be cleaned and / or the cleaning agent Dishwasher or one contained or empty in the dishwasher at least partially filled with the goods to be cleaned and / or the cleaning agent Component.
- One such component is the treatment room, in which the cleaning medium, e.g. B. a cleaning solution acts on the goods to be cleaned.
- the cleaning room is also called a rinsing container.
- a strain gauge is particularly advantageous or a piezoelectric transducer.
- electromechanical transducers are general known. They are suitable for weight detection and can be used on a dishwasher attach where there is a weight load or relief stretching or compression takes place.
- a strain gauge can be used Arrange underneath a foot of a dishwasher with which it can be opened stands on the floor.
- the converter can also be located in the connection area between the Place the dishwasher housing and a base.
- the converter can be also use where there is a treatment room inside the dishwasher Inclusion of the goods to be cleaned with a cleaning medium with the housing connected, d. H.
- an electromechanical transducer can preferably also be used Arrange on the bottom wall of the treatment room to fill the cleaning container with an at least substantially liquid cleaning medium, the occupies the lower area of the treatment room.
- at least one electromechanical transducer can be on one of the side walls of the treatment room. In this case, the weight change or detects the weight of a crockery basket from one or both side walls is held.
- a running rail on which the crockery basket can be moved by means of rollers or runners is preferred.
- Crockery basket arranged on the ceiling wall of the treatment room Determine converter.
- an electromechanical transducer responds to both elongation and compression, can be provided, especially in the area of the side walls of the treatment room, that a transducer is arranged below the holding means receiving the crockery basket is, while another transducer is arranged above the holding means, so that the lower transducer measures compression while the upper transducer measures elongation measures what is produced when the difference between the two is generated by the transducers Measurement signals can generate a larger measurement signal than each of the two transducers individually generated.
- transducers can also be arranged next to one another in order to receive their measurement signals add, which increases the measuring accuracy.
- the bottom wall of the treatment room arranged transducer can be seen from the determine the amount of detergent. From the weight or the change in weight by transducers arranged on the side walls and / or from a transducer arranged on the ceiling wall of the treatment room is measured, the weight of the crockery baskets can be empty or filled Record condition.
- the weight of the dishes can also be determined by the fact that the The weight of the dishwasher before it is filled and after being filled with the items to be cleaned, for example the dishes becomes. If the weight of the goods to be cleaned, be it directly by weight measurement on the side walls of the treatment room, be it straight through Measurement of the weight or the weight gain of the treatment room compared the carrier or by measuring the carrier in the area of the feet of the dishwasher or by one placed under the feet of the dishwasher Converter is determined, the amount of detergent can be determined from it, that is necessary to sufficiently clean the goods to be cleaned. For this serves an evaluation or arranged in the dishwasher or outside of it Control circuit, such as is already provided, for example, around the dishwasher to run according to programs.
- At least two crockery baskets are provided in the treatment room, leaves differ according to the weight of each of these baskets, so that the amount of cleaning medium corresponds to each of the dishes baskets Load from dishes is assigned.
- the transducer can detect whether either only the upper basket or the lower basket is to be cleaned It is well loaded so that only the upper basket and the lower basket contain the cleaning medium is supplied, for example by means of a spray arm. So if within the Treatment room is a valve through which the supply of the cleaning medium to the upper basket and / or the lower basket, the valve can be adjusted accordingly open or close the weights measured by the transducers to Divide the cleaning medium accordingly.
- Using one in the area of the bottom wall of the treatment room arranged converter can also be detected whether the filled Amount of cleaning medium in relation to the determined weight of the baskets is sufficient.
- the dishwasher automatically cleans the cleansing goods either only in the upper basket or in the lower basket, after the weight of the upper basket and the lower basket is detected by the transducer has been set without an operator setting a corresponding program got to. This saves an operating function and the operation is compared a conventional dishwasher further simplified.
- the total load can be seen, but also it can also be differentiated whether the lower basket and / or the upper basket are loaded is, the filled amount of the cleaning medium can be detected, and it can Divide the cleaning medium between the upper basket and / or lower basket.
- the control device is preferably equipped with intelligent software preferably has a neural network or fuzzy logic to provide weight data compare specific times, d. H. the empty weight of the dishwasher as a whole or the empty weight of the treatment room or the empty weight of one Dish basket, also can be weight values of different parts of the dishwasher or save and compare the dishwasher as a whole, and certain dishwashing programs can be carried out automatically by the dishwasher depending on the load to be selected. It is by means of an appropriately equipped Control device also possible, weight values during operation of the dishwasher to be detected so that, for example, when a leak occurs Decrease the amount of cleaning medium by means of the on the bottom wall of the treatment room arranged transducer is detected.
- the control circuit also sets for example, based on the measured weight of the crockery baskets, the speed of the Spray arms tight.
- a dishwasher 1 according to the invention (FIG. 1) has inside a housing 100 on a washing container 2, in the dishes to be cleaned 30, d. H. in the dishwasher 1 item to be cleaned, for example in the form of plates, pots, cutlery, etc., is usually filled into crockery baskets 3, 4.
- Two spray devices 5, 6 are arranged in the rinsing container 2 to the material 30 to be cleaned with cleaning liquid to act upon.
- the cleaning liquid is fed into liquid supply lines by means of a circulation pump 7 8, 9 transported to the spray devices 5, 6.
- the cleaning liquid conveyed in the dishwasher 1 warmed at least in a partial program section of a washing program, for which purpose Water heater 10 is used.
- the pumped cleaning fluid is supplied by the circulation pump 7 to an inlet connection 11 of the instantaneous water heater 10 and through the instantaneous water heater 10 headed.
- This has at least two outlet ports 12, 13, of which the cleaning liquid via liquid feed lines 8, 9 to the respective spray devices is forwarded.
- the instantaneous water heater 10 is a heater, not shown here arranged.
- the crockery baskets 3, 4 are each via holding means on side walls 15, 16, which the Limit rinse tank 2, supported. Rails 17 each are suitable as holding means essentially U-shaped cross section. On this, the crockery baskets 3, 4 are placed Rollers 18 on. This also means that this is caused by the crockery baskets 3, 4 Weight on the rails 17 from the side walls 15, 16 added becomes. As a result, they experience 17 compressions in the areas below the rails, while 17 stretches above the joints with the rails be imprinted. The compressions and the strains can be by means of Measure electromechanical transducers 19a, 19b, 19c, 19d or 20a, 20b, 20c, 20d.
- the Measurement signals are sent via electrical lines, of which for reasons of clarity only the lines 21, 22 are shown, passed to an evaluation circuit 35, which is formed, for example, by the control device.
- an evaluation circuit 35 which is formed, for example, by the control device.
- the cables 21, 22 is also a wireless transmission of the measurement signals from the transducers 19a, 19b, 19c, 19d and 20a, 20b, 20c, 20d; 23, 26, 27, 31) to the evaluation circuit 35 possible.
- the evaluation circuit 35 is preferably assigned a memory 36, in which of the Transducers 19a, 19b, 19c, 19d or 20a, 20b, 20c, 20d measured measurement signals can be stored and / or comparable with values measured in previous rinsing processes are or are comparable with values or with target values specified by the manufacturer are comparable. Because of the converters 19a, 19b, 19c, 19d and 20a, 20b, 20c, 20d measured values can be the weight of the individual crockery baskets 3, 4 determine, from which it follows that even after deducting the empty weight of the crockery basket 3, 4 can determine the net weight of the dishes. This is the control device or the evaluation circuit 35 are available to use it for the data Rinsing process, d. H. for its duration, for the temperature to be used, for the amount of Detergent, for the speed of rotation of the spray devices 5, 6 wins.
- converters 19a, 19b, 19c, 19d and 20a, 20b, 20c, 20d at least provide a further converter 23 on the bottom of the washing compartment 2, the information about the Amount of water in the bottom area of the washing compartment 2.
- Converters can also be used on the bottom of the filter basket or on an outer wall of the instantaneous water heater to determine the amount of water in the filter basket 24 and in the water heater 10.
- the washing compartment 2 in the Housing 100 of dishwasher 1 can also be electromechanical Provide transducers through which the total weight load of the washing compartment 2 inclusive the crockery baskets 3, 4, the amount of crockery they have taken up and a cleaning liquid standing in the bottom area of the washing compartment 2 is measured.
- electromechanical Provide transducers through which the total weight load of the washing compartment 2 inclusive the crockery baskets 3, 4, the amount of crockery they have taken up and a cleaning liquid standing in the bottom area of the washing compartment 2 is measured.
- electromechanical Arrange transducers 26, 27 in feet 28, 29 give the weight or the change in weight of the entire content within the housing 100 of the Dishwasher 1 to the evaluation circuit 35. Also by means of these converters 26, 27 can thus the weight or the change in weight in the crockery baskets 3, 4 determine by inserting or removing the dishes 30.
- the transducer 19a, 19b, 19c, 19d or 20a, 20b, 20c, 20d shows that only the upper crockery basket 3 is loaded with crockery 30, switches the dishwasher 1 automatically without additional intervention by an operator a washing program in which only for cleaning these dishes Cleaning liquid is provided and, for example, only the Spray device 5 is actuated.
- the use of the dishwasher 1 can be optimized because always Data on the contents of the washing container 2 are available, both being recognized is how much weight in which of the baskets 3, 4 is present, as well as how much Cleaning liquid has entered the rinsing container 2.
- the difference between the respective measurement signals can preferably be formed, in order to achieve a larger measurement signal and to reduce the measurement inaccuracy. It is understood that a plurality of the respective transducers are arranged side by side can be used to increase the measuring accuracy.
- each load detection for one of the crockery baskets 3, 4 also as Weight detection in the sense of this invention is to be understood in such a way that in a Load detection is only determined whether the weight of the crockery baskets 3, 4 of deviates from its empty weight and from it by means of the converters 19a, 19b, 19c, 19 ,. 20a, 20b, 20c, 20d, 23, 26, 27, 31 measurement signals are generated, which are forwarded to the evaluation circuit become.
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- Washing And Drying Of Tableware (AREA)
Abstract
Description
Claims (13)
- Geschirrspülmaschine (1) mit einem Behandlungsraum (2) zur Aufnahme eines durch ein Reinigungsmedium zu reinigenden Gutes (30) und mit einem Gewichtserfassungsmittel, dadurch gekennzeichnet, daß als Gewichtserfassungsmittel mindestens ein elektromechanischer Wandler (19a, 19b, 19c, 19d; 20a, 20b, 20c, 20d, 23, 26, 27, 31) angeordnet ist.
- Geschirrspülmaschine (1) nach Anspruch 1, dadurch gekennzeichnet, daß mindestens ein Wandler (19a, 19b, 19c, 19d; 20a, 20b, 20c, 20d) an einer Seitenwand (15, 16) des Behandlungsraums (2) angeordnet sind.
- Geschirrspülmaschine (1) nach Anspruch 1 oder 2, dadurch gekennzeichnet, daß mindestens ein Wandler (19a, 19b, 19c, 19d; 20a, 20b, 20c, 20d) im Bereich eines einen Spülkorb (5, 6) aufnehmenden Haltemittels (17) angeordnet sind.
- Geschirrspülmaschine (1) nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, daß mindestens ein Wandler (23) am Boden des Spülbehälters (2) angeordnet ist.
- Geschirrspülmaschine (1) nach einem der Ansprüche 1 bis 4, dadurch gekennzeichnet, daß mindestens ein Wandler (31) an einer Deckenwand (25) des Spülbehälters (2) angeordnet ist.
- Geschirrspülmaschine (1) nach einem der Ansprüche 1 bis 5, dadurch gekennzeichnet, daß mindestens ein Wandler (26, 27) im Bereich der Tragfüße (27, 28) der Geschirrspülmaschine (1) angeordnet sind.
- Geschirrspülmaschine (1) nach einem der Ansprüche 1 bis 6, dadurch gekennzeichnet, daß der mindestens eine Wandler über elektrische Leitungen (21, 22) mit einer Auswerteschaltung (35) verbunden ist oder daß die Meßsignale des mindestens einen Wandlers (19a, 19b, 19c, 19d, 20a, 20b, 20c, 20d; 23, 26, 27, 31) drahtlos an die Auswerteschaltung (35) übermittelbar sind.
- Geschirrspülmaschine (1) nach Anspruch 7, dadurch gekennzeichnet, daß die Auswerteschaltung (35) mit einem Speicher (36) verbunden ist, in dem Soll-Meßwerte oder von dem elektromechanischen Wandler (19a, 19b, 19c, 19d, 20a, 20b, 20c, 20d; 23, 26, 27, 31) gelieferte Meßwerte abspeicherbar sind.
- Geschirrspülmaschine (1) nach Anspruch 7 oder 8, dadurch gekennzeichnet, daß die Auswerteschaltung (35) eine Fuzzy-Logik oder ein neuronales Netz enthält.
- Geschirrspülmaschine (1) nach einem der Ansprüche 1 bis 9, dadurch gekennzeichnet, daß der Wandler (19a, 19b, 19c, 19d, 20a, 20b, 20c, 20d; 23, 26, 27, 31) ein Dehnungsmeßstreifen oder ein piezoelektrischer Wandler ist.
- Verfahren zum Betreiben einer Geschirrspülmaschine (1) mit einem Behandlungsraum (2) zur Reinigung eines zu reinigenden Gutes (30) durch ein Reinigungsmedium, bei dem mittels mindestens eines Wandlers (19a, 19b, 19c, 19d, 20a, 20b, 20c, 20d; 23, 26, 27, 31) das Gewicht des zu reinigenden Gutes (30) und/oder des Reinigungsmediums gemessen wird.
- Verfahren nach Anspruch 10, dadurch gekennzeichnet, daß aus den gemessenen Gewichtsdaten die Menge des Reinigungsmediums, die Dauer des Spülprozesses, die Temperatur des Spülprozesses, die Art der mechanischen Behandlung mittels Sprüheinrichtungen (5, 6) und/oder die Menge eines Detergents bestimmt wird.
- Verfahren nach Anspruch 10 oder 11, dadurch gekennzeichnet, daß aufgrund des gemessenen Gewichts des in einem Geschirrkorb (4, 5) enthaltenen, zu reinigendes Gutes (30) bestimmt wird, ob entweder nur in dem oberen Geschirrkorb (3) oder in dem unteren Geschirrkorb (4) ein Reinigungsprozeß durchgeführt wird.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE1999159686 DE19959686A1 (de) | 1999-12-10 | 1999-12-10 | Geschirrspülmaschine mit einem Gewichtserfassungsmittel |
DE19959686 | 1999-12-10 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1110499A2 true EP1110499A2 (de) | 2001-06-27 |
EP1110499A3 EP1110499A3 (de) | 2001-10-10 |
Family
ID=7932210
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP00125027A Withdrawn EP1110499A3 (de) | 1999-12-10 | 2000-11-16 | Geschirrspühlmaschine mit einem Gewichtserfassungsmittel |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP1110499A3 (de) |
DE (1) | DE19959686A1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010136294A3 (de) * | 2009-05-29 | 2011-04-14 | BSH Bosch und Siemens Hausgeräte GmbH | Geschirrspülmaschine |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10163196A1 (de) * | 2001-12-21 | 2003-07-03 | Bsh Bosch Siemens Hausgeraete | Spülverfahren für Geschirrspülmaschinen und Geschirrspülmaschinen |
DE102019215312A1 (de) | 2019-10-07 | 2021-04-08 | BSH Hausgeräte GmbH | Haushaltsgeschirrspülmaschine |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2211310A1 (de) * | 1972-03-09 | 1973-09-13 | Bosch Hausgeraete Gmbh | Geschirrspuelmaschine |
JPH10328115A (ja) * | 1997-04-24 | 1998-12-15 | Daewoo Electron Co Ltd | 食器洗浄機の洗浄水給水方法 |
EP0962183A1 (de) * | 1998-05-28 | 1999-12-08 | AEG Hausgeräte GmbH | Geschirrspülmaschine mit wenigstens einem Geschirrkorb und Verfahren zum Betreiben derselben |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3858595A (en) * | 1973-01-19 | 1975-01-07 | Champion Ind Inc | Utensil washing apparatus |
DE2701879A1 (de) * | 1977-01-18 | 1978-07-20 | Reinhard Kinne | Koerbe fuer geschirr |
DE19514873A1 (de) * | 1995-04-22 | 1996-10-24 | Miele & Cie | Programmgesteuerte Geschirrspülmaschine, insbesondere Spülautomat für den Labor- und Krankenhausbereich |
US5929753A (en) * | 1997-03-05 | 1999-07-27 | Montague; Albert | Vehicle/aircraft security system based on vehicle displacement profile, with optional GPS/cellular discrimination indicator |
-
1999
- 1999-12-10 DE DE1999159686 patent/DE19959686A1/de not_active Withdrawn
-
2000
- 2000-11-16 EP EP00125027A patent/EP1110499A3/de not_active Withdrawn
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2211310A1 (de) * | 1972-03-09 | 1973-09-13 | Bosch Hausgeraete Gmbh | Geschirrspuelmaschine |
JPH10328115A (ja) * | 1997-04-24 | 1998-12-15 | Daewoo Electron Co Ltd | 食器洗浄機の洗浄水給水方法 |
EP0962183A1 (de) * | 1998-05-28 | 1999-12-08 | AEG Hausgeräte GmbH | Geschirrspülmaschine mit wenigstens einem Geschirrkorb und Verfahren zum Betreiben derselben |
Non-Patent Citations (1)
Title |
---|
PATENT ABSTRACTS OF JAPAN vol. 1999, no. 03, 31. März 1999 (1999-03-31) & JP 10 328115 A (DAEWOO ELECTRON CO LTD), 15. Dezember 1998 (1998-12-15) * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010136294A3 (de) * | 2009-05-29 | 2011-04-14 | BSH Bosch und Siemens Hausgeräte GmbH | Geschirrspülmaschine |
US10080477B2 (en) | 2009-05-29 | 2018-09-25 | BSH Hausgeräte GmbH | Dishwasher with dish detection device |
Also Published As
Publication number | Publication date |
---|---|
EP1110499A3 (de) | 2001-10-10 |
DE19959686A1 (de) | 2001-06-13 |
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