EP1159913B1 - Distributeur de tablettes de lavage pour lave-vaisselle - Google Patents

Distributeur de tablettes de lavage pour lave-vaisselle Download PDF

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Publication number
EP1159913B1
EP1159913B1 EP00111756A EP00111756A EP1159913B1 EP 1159913 B1 EP1159913 B1 EP 1159913B1 EP 00111756 A EP00111756 A EP 00111756A EP 00111756 A EP00111756 A EP 00111756A EP 1159913 B1 EP1159913 B1 EP 1159913B1
Authority
EP
European Patent Office
Prior art keywords
tablets
metering device
transfer
storage container
lock
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
Application number
EP00111756A
Other languages
German (de)
English (en)
Other versions
EP1159913A1 (fr
Inventor
Michael Preugschas
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chemische Fabrik Dr Weigert GmbH and Co
Original Assignee
Chemische Fabrik Dr Weigert GmbH and Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Chemische Fabrik Dr Weigert GmbH and Co filed Critical Chemische Fabrik Dr Weigert GmbH and Co
Priority to DE50007479T priority Critical patent/DE50007479D1/de
Priority to AT00111756T priority patent/ATE273658T1/de
Priority to EP00111756A priority patent/EP1159913B1/fr
Publication of EP1159913A1 publication Critical patent/EP1159913A1/fr
Application granted granted Critical
Publication of EP1159913B1 publication Critical patent/EP1159913B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • A47L15/44—Devices for adding cleaning agents; Devices for dispensing cleaning agents, rinsing aids or deodorants
    • A47L15/4463—Multi-dose dispensing arrangements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D83/00—Containers or packages with special means for dispensing contents
    • B65D83/04—Containers or packages with special means for dispensing contents for dispensing annular, disc-shaped, or spherical or like small articles, e.g. tablets or pills
    • B65D83/0409—Containers or packages with special means for dispensing contents for dispensing annular, disc-shaped, or spherical or like small articles, e.g. tablets or pills the dispensing means being adapted for delivering one article, or a single dose, upon each actuation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D2583/00—Containers or packages with special means for dispensing contents
    • B65D2583/04—For dispensing annular, disc-shaped or spherical or like small articles or tablets
    • B65D2583/0472—For dispensing annular, disc-shaped or spherical or like small articles or tablets characterised by the dispensing action
    • B65D2583/0477—For dispensing annular, disc-shaped or spherical or like small articles or tablets characterised by the dispensing action the container is maintained in the same position during the dispensing of several successive articles or doses
    • B65D2583/049—One rotational action of a cylindrical, disc-like or sphere-like element around its own axis, e.g. step-by-step, reciprocating

Definitions

  • the invention relates to a metering device for dispensing Detergent tablets from a storage container into the utility room a dishwasher.
  • Dishwashing detergent for machine washing dishes and the like are in the prior art as a liquid, Powder and tablet available.
  • Especially commercial Dishwashers have a relatively high need for cleaning agents, which is a continuous replenishment of detergent makes necessary.
  • Liquid cleaners can be well stocked and be dosed, but their high weight and is disadvantageous Volume due to the required amount of water. powder detergent clump easily and are difficult to dose, because they are rinsed out of a reservoir with water have to.
  • a metering device of the type mentioned is out DE-A-196 20 088 known. It is not suitable for automatic Dosing of tablets with a higher detergent requirement, as he usually does in commercial dishwashers occurs.
  • Another dosing device is from DE 4 344 205 A.
  • the lock connects the entry of flight.
  • the invention has for its object a metering device of the type mentioned at the beginning to create a reliable Dosing of detergent tablets enables and Dosage of larger amounts of detergent is suitable.
  • dishwasher is within the scope of the invention to be widely understood and encompasses any device intended for mechanical Cleaning dishes or other objects suitable is.
  • dishwashers are included for cleaning medical instruments and the like. It can is a so-called one-tank machine, in which all Cleaning and rinsing processes in succession in one Wash tank in which the dishes remain stationary.
  • the invention is also for belt dishwashers usable where different cleaning, rinsing and Drying processes simultaneously in spatial succession Arranged areas or tanks take place that hold the dishes on a transport device such as a conveyor belt passes.
  • cleaning tablets includes within the scope of the invention all shaped bodies with a defined outer shape, the any ingredients that can be used for cleaning dishes contain.
  • the term is not limited to Tablets that contain the actual detergent, he can also, for example, tablets for use in rinse aid, for water softening or conditioning and the like include.
  • the storage container is the area of the metering device which contains the tablet supply. He will be on demand refilled.
  • a vapor-tight lock is provided between the storage container and the chute to the usable space (e.g. wash tank) of the dishwasher . Wrasendicht means within the scope of the invention that through this lock in the normal operation of the dishwasher moisture from the Usable space through the lock in the reservoir or not can penetrate to such an extent that the Tablets are not significantly dissolved, stick together, clump together or similar.
  • the exit of the Lock can also open directly into the usable space.
  • the storage container is for receiving a loose fill trained by tablets. This means that the tablets are randomly oriented in the pantry and not in of a given geometric arrangement.
  • the lock has a transport device for actively transporting it through through this lock.
  • Active transportation means that the tablets under the Influence of an external force to pass the vapor barrier.
  • the inventive design of the storage container for receiving a loose pile of tablets enables easy Also stock large amounts of tablets as well as a little elaborate refilling of the storage container. An elaborate Magazine tablets are not required.
  • the order the vapor-tight lock between the storage container and Usage space prevents the loose tablet filling from clumping or glued.
  • the active transportation of the Tablets through the sluice reliably cause a Desired number of tablets added to the dishwasher can be.
  • a feed shaft is preferably provided through which the Tablets are fed sequentially to the transport device.
  • This feed shaft connects the storage container with the entry of the transport device and thus the lock.
  • It can preferably be a transport device act tapered channel whose dimensions in Area immediately in front of the transport device is preferred are such that he only has to pass a single tablet, preferably in a defined spatial position, allowed.
  • the feed chute thus serves the tablets in a predetermined spatial orientation of the transport device supply.
  • the feed shaft is preferably designed so that the tablets at the entrance of the transport device with her Scope are lined up.
  • the supply of the tablets from the storage container through the Feed shaft to the transport device can only done by gravity.
  • a conveyor device is preferred for active conveyance (under the influence of external force) of tablets from the storage container into the feed shaft intended.
  • Such a conveyor facilitates the orderly slipping of tablets into the feed chute and prevents the formation of so-called tablet bridges in the Storage container, d. H. wedging the tablets in such a way that only under the influence of gravity slide on further tablets.
  • a conveyor the tablets without a feed shaft feed directly to the named transport device.
  • the conveying device can be, for example, as Screw conveyor or conveyor wheel can be formed. Together is these two embodiments that they are the most disordered tablets in the storage container during the conveying process can give a preferential orientation that the sliding in into the feed chute in the desired spatial Orientation made easier.
  • can distance, incline and Depth of the thread of a screw conveyor should be such that the aforementioned disc-shaped tablets in approximately with its cylinder axis in the radial direction of the screw oriented in the thread and thus pre-oriented in the Feed chute (or directly in the transport device, if applicable) be promoted.
  • a device for loading the storage container with mechanical vibrations or the like be, for example a vibration or vibrating device, such as it is known to the person skilled in the art for avoidance or dissolution of powder bridges in powder silos.
  • the transport device is preferably to be carried out formed discrete transport operations, with each Transport process transported a predetermined number of tablets becomes.
  • it can have at least one transport chamber have, by means of the tablets from the reservoir side Are transported to the usable space side of the lock. While the transport chamber can neither briefly with the storage container side still with the usable space side communicating with the lock. That way the transport device forms the lock at the same time, because it keeps the storage container from the usable space of the dishwasher watertight separates.
  • the transport device can have, for example, a cellular wheel, at least one transport chamber is arranged on its circumference is.
  • This cell wheel rotates.
  • At spaced apart Places of its scope are feed channel and usable space or Ejection chute arranged to the utility room.
  • Rotates an empty one Chamber past the feed channel it becomes under the influence of Gravity and / or the external force of the conveyor with one or more tablets if necessary.
  • Rotates the filled one Chamber past the chute she empties the tablet preferably under the influence of gravity in the Usage space of the dishwasher.
  • the cell wheel rotates circumferentially, preferably sealingly a corresponding counter surface so that the cell wheel at the same time which essentially forms a vapor-tight lock.
  • a counting device for counting the Tablets supplied can be provided.
  • the counting mechanism can be connected to the transport device and count the revolutions of the cellular wheel, for example.
  • Malfunctions e.g. an empty container
  • the present invention also relates to a dishwasher with the invention described above Metering device.
  • This dishwasher preferably has a collecting device for in the utility room transported tablets.
  • collecting means that the tablets transported into the utility room one predetermined by the arrangement of the collecting device Place ready for dissolution by the wash liquor become. This prevents tablets from being conveyed, for example Dishes fall, stay there and with the dishes together in a subsequent washing or rinsing tank be promoted.
  • the collecting device can, for example, as a from the dosing device according to the invention into the wash liquor reaching collecting tube be formed, which on his Has circumferential openings and thus the entry of wash liquor allowed to dissolve the tablet or tablets.
  • a dishwasher 1 has a wash tank 2 which wash liquor therein is circulated by means of a pump 3 and via wash arms 4 with appropriate nozzles on the Sprayed dishes.
  • Dosing device 5 provided the tablets in a collecting tube 6 dosed, which is perforated on the circumference. In the collecting tube 6 tablets are in the wash liquor solved.
  • FIGs 2 and 3 show a first embodiment of a dosing device according to the invention.
  • a storage container 7 there are cleaning tablets 8.
  • a removable lid 9 enables refilling of the storage container.
  • the reservoir 7 tapers in its lower part to a feed shaft 10.
  • a screw conveyor 11 In the area of the transition between the storage containers 7 and feed shaft 10 is a screw conveyor 11 arranged.
  • the screw conveyor 11 is driven by a motor 12 and a gear arrangement indicated at 13 in rotated.
  • the electric motor 12 drives at the same time a cellular wheel 14 on its circumference two Transport chambers 15, each of which for receiving a Tablet is formed, as can be seen in particular in Figure 3 is.
  • the feed chute opens at the circumference of the cellular wheel 10 and the chute 16.
  • the cellular wheel 14 When the cellular wheel 14 rotates, one falls Tablet from the feed shaft 10 in an empty transport chamber 15. The tablet is diametrically opposed to the opposite Side of the circumference of the cellular wheel 14 located Ejection chute 16 ejected and falls into the collecting tube 6 of the dishwasher 1.
  • the cellular wheel 14 forms at the same time the essentially vapor-tight lock, since it is the Feed shaft 10 and thus the reservoir 7 on the one hand and the discharge chute facing the usable space of the wash cabinet 16 on the other hand, seals against one another essentially in a vapor-tight manner.
  • the outer circumference of the cellular wheel 14 and / or the inner circumference of the cavity in which the cellular wheel 14 runs in addition to be provided with seals to seal the vapor sure. However, it will often suffice the cellular wheel 14 with a small air gap against the surrounding To let cavity run.
  • FIGS. 4 and 5 show a second embodiment of the Invention shown.
  • the same reference numbers designate here corresponding components.
  • a conveyor wheel 17 is provided as a conveyor.
  • a conveyor wheel 17 has an end face of the feed wheel Recesses on the located in the reservoir 7 Tablets interact positively and these feed onto the feed shaft 10. Lend these recesses the tablets 8 also have a spatial preferred orientation, the tablets 8 slide into the feed shaft 10 in the spatial orientation shown in the figures facilitate.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Washing And Drying Of Tableware (AREA)
  • Basic Packing Technique (AREA)
  • Detergent Compositions (AREA)

Claims (13)

  1. Dispositif de dosage avec un réservoir (7) pour délivrer des pastilles de détergent (8) depuis le réservoir (7) dans la cuve de service d'un lave-vaisselle (1), un sas (14, 15) sensiblement étanche aux vapeurs étant disposé entre le réservoir (7) et la cuve de service, le réservoir (7) étant conçu pour recevoir des pastilles (8) en vrac, et le sas comportant un dispositif de transport (14, 15) pour le transport actif des pastilles à travers celui-ci.
  2. Dispositif de dosage selon la revendication 1, caractérisé en ce qu'il est prévu un conduit d'amenée (10) à travers lequel les pastilles (8) sont amenées séquentiellement au dispositif de transport (14, 15).
  3. Dispositif de dosage selon la revendication 2, caractérisé en ce qu'il comporte en outre un dispositif de convoyage (11, 17) pour le convoyage actif de pastilles (8) depuis le réservoir (7) dans le conduit d'amenée (10).
  4. Dispositif de dosage selon la revendication 3, caractérisé en ce que le dispositif de transport est réalisé comme transporteur à vis sans fin (11).
  5. Dispositif de dosage selon la revendication 3, caractérisé en ce que le dispositif de convoyage est réalisé comme roue de convoyage (17).
  6. Dispositif de dosage selon l'une des revendications 1 à 5, caractérisé en ce que le dispositif de transport (14, 15) est conçu pour exécuter des opérations de transport discrètes, un nombre prédéterminé de pastilles étant transporté à chaque opération de transport.
  7. Dispositif de dosage selon la revendication 6, caractérisé en ce que le dispositif de transport comporte au moins une chambre de transport (15) au moyen de laquelle des pastilles (8) sont transportées depuis le côté réservoir vers le côté de la cuve de service du sas.
  8. Dispositif de dosage selon la revendication 7, caractérisé en ce que le dispositif de transport comporte une roue cellulaire (14) sur le pourtour de laquelle est disposée au moins une chambre de transport (15).
  9. Dispositif de dosage selon la revendication 8, caractérisé en ce que la roue cellulaire (14) forme en même temps le sas.
  10. Dispositif de dosage selon l'une des revendications 1 à 9, caractérisé en ce qu'il est prévu un dispositif de comptage pour compter les pastilles (8) amenées à la cuve de service.
  11. Dispositif de dosage selon la revendication 10, caractérisé en ce que le dispositif de comptage comporte un capteur capacitif.
  12. Lave-vaisselle caractérisé en ce qu'il comporte un dispositif de dosage selon l'une des revendications 1 à 11.
  13. Lave-vaisselle selon la revendication 12, caractérisé en ce qu'il comporte un dispositif de collecte (6) des pastilles (8) transportées dans la cuve de service.
EP00111756A 2000-06-02 2000-06-02 Distributeur de tablettes de lavage pour lave-vaisselle Expired - Lifetime EP1159913B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE50007479T DE50007479D1 (de) 2000-06-02 2000-06-02 Dosiereinrichtung für Geschirrspülreinigertabletten
AT00111756T ATE273658T1 (de) 2000-06-02 2000-06-02 Dosiereinrichtung für geschirrspülreinigertabletten
EP00111756A EP1159913B1 (fr) 2000-06-02 2000-06-02 Distributeur de tablettes de lavage pour lave-vaisselle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP00111756A EP1159913B1 (fr) 2000-06-02 2000-06-02 Distributeur de tablettes de lavage pour lave-vaisselle

Publications (2)

Publication Number Publication Date
EP1159913A1 EP1159913A1 (fr) 2001-12-05
EP1159913B1 true EP1159913B1 (fr) 2004-08-18

Family

ID=8168888

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00111756A Expired - Lifetime EP1159913B1 (fr) 2000-06-02 2000-06-02 Distributeur de tablettes de lavage pour lave-vaisselle

Country Status (3)

Country Link
EP (1) EP1159913B1 (fr)
AT (1) ATE273658T1 (fr)
DE (1) DE50007479D1 (fr)

Families Citing this family (28)

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Publication number Priority date Publication date Assignee Title
DE10158605A1 (de) * 2001-11-29 2003-06-12 Aeg Hausgeraete Gmbh Vorrichtung zum Dosieren von festem Reinigungsmittel
US20040245279A1 (en) * 2003-05-05 2004-12-09 Bradley Tareasa L. System for dispensing an active ingredient using a dispensable tablet, dispensable tablet and container for holding such dispensable tablets
US6991131B2 (en) * 2003-09-02 2006-01-31 Ecolab, Inc. Distributable container and system and method using distributable container
US7896195B2 (en) * 2004-06-08 2011-03-01 Ecolab Inc. Tablet dispenser with isolated product hopper
US7097068B2 (en) 2004-06-08 2006-08-29 Ecolab Inc. Tablet dispenser with isolated delivery sensor
DE102008010801B4 (de) * 2008-02-23 2011-03-03 Pierburg Gmbh Dosiervorrichtung für Feststoffpellets einer Ammoniak abspaltenden Substanz
EP2719645A1 (fr) 2012-10-12 2014-04-16 Krämer AG, Bassersdorf Dispositif destiné à évacuer des objets dans une pièce fermée
CN107287832B (zh) * 2016-03-30 2021-09-21 青岛海尔洗涤电器有限公司 一种洗衣机的分配器盒、洗衣机以及投放方法
DE102016210398A1 (de) 2016-06-13 2017-12-14 BSH Hausgeräte GmbH Dosiervorrichtung für Reinigungsmittel-Formkörper in Haushalts-Geschirrspülmaschinen
US10898056B2 (en) 2016-06-13 2021-01-26 BSH Hausgeräte GmbH Metering device for shaped cleaning-agent bodies in domestic dishwashers
DE102016210397A1 (de) 2016-06-13 2017-12-14 BSH Hausgeräte GmbH Haushalts-Geschirrspülmaschine mit einem Dosiersystem für Feststoff-Zugabemittel
DE102016210399A1 (de) 2016-06-13 2017-12-14 BSH Hausgeräte GmbH Dosiervorrichtung für Reinigungsmittel-Formkörper in Haushalts-Geschirrspülmaschinen
DE102016116417A1 (de) 2016-09-02 2018-03-08 Miele & Cie. Kg Geschirrspülautomat, insbesondere Haushaltsgeschirrspülmaschine
GB2557202B (en) 2016-11-30 2019-05-15 Reckitt Benckiser Finish Bv Dosing device and system
GB2557204B (en) * 2016-11-30 2019-02-20 Reckitt Benckiser Finish Bv Dosing device and system
GB2557201A (en) * 2016-11-30 2018-06-20 Reckitt Benckiser Finish Bv Dosing device and system
DE102017208702A1 (de) 2017-05-23 2018-11-29 BSH Hausgeräte GmbH Dosiervorrichtung und Haushalts-Geschirrspülmaschine
GB201715659D0 (en) * 2017-09-27 2017-11-08 Reckitt Benckiser Vanish Bv A dispensing mechanism for dispensing tablets of a washing product
CN111345765B (zh) * 2018-12-22 2024-05-14 emz-汉拿两合有限公司 片剂配量系统和配备有这种片剂配量系统的用水的家用清洁装置
US11284776B2 (en) 2018-12-22 2022-03-29 Emz-Hanauer Gmbh & Co. Kgaa Tablet dosing system and water-carrying domestic cleaning apparatus equipped therewith
EP3969653A1 (fr) * 2019-05-13 2022-03-23 Reckitt Benckiser (Brands) Limited Dispositif de dosage, cartouche de stockage, unité de dosage et appareil ménager à circulation d'eau doté d'un système de dosage automatique
EP3739106A1 (fr) * 2019-05-13 2020-11-18 BSH Hausgeräte GmbH Appareil ménager à circulation d'eau et procédé de fonctionnement d'un appareil ménager à circulation d'eau
WO2020249520A1 (fr) 2019-06-11 2020-12-17 Reckitt Benckiser (Brands) Limited Procédé de fonctionnement d'appareil électroménager à circulation d'eau et appareil électroménager associé
EP3751041A1 (fr) 2019-06-11 2020-12-16 BSH Hausgeräte GmbH Méthode pour opérer un appareil ménager aquifère et appareil ménager
EP3771766A1 (fr) * 2019-08-01 2021-02-03 BSH Hausgeräte GmbH Appareil domestique à circulation d'eau doté d'un système de dosage automatique
US20220257088A1 (en) * 2019-08-01 2022-08-18 Reckitt Benckiser (Brands) Limited Dosing unit and water-bearing household appliance with an automatic dosing system
EP3922767A1 (fr) * 2020-06-08 2021-12-15 emz-Hanauer GmbH & Co. KGaA Appareil électroménager pourvu de dispositif de dosage
EP3922768A1 (fr) * 2020-06-08 2021-12-15 emz-Hanauer GmbH & Co. KGaA Système comprenant un appareil électroménager doté d'un dispositif de dosage

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DE4344205A1 (de) * 1993-12-23 1995-06-29 Aweco Kunststofftech Geraete Geschirrspülmaschine mit einer Reinigungsmittel-Dosiervorrichtung
DE19540958A1 (de) * 1995-11-03 1997-05-07 Aeg Hausgeraete Gmbh Dosiervorrichtung
DE19620088A1 (de) * 1996-05-18 1997-11-20 Wismar Joerg Peter Behälter zur Aufnahme von Geschirrspültabletten im Geschirrspüler
DE19636417A1 (de) * 1996-09-07 1998-03-12 Aeg Hausgeraete Gmbh Geschirrspülmaschine mit einer Dosiervorrichtung
DE19652787A1 (de) * 1996-12-19 1998-07-30 Sita Mestechnik Gmbh I G Einrichtung zum volumetrischen Dosieren eines pulverförmigen oder granulierten Reinigungsmittels in wasserführenden Reinigungsmaschinen, insbesondere für Haushaltwaschmaschinen oder Geschirrspüler
SE516650C2 (sv) * 1997-11-04 2002-02-05 Sensidos Ab Förfarande och anordning för dosering och dispensering av läkemedel

Also Published As

Publication number Publication date
DE50007479D1 (de) 2004-09-23
ATE273658T1 (de) 2004-09-15
EP1159913A1 (fr) 2001-12-05

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