WO2019037993A1 - Unité de dosage de détergent liquide pour lave-linge - Google Patents

Unité de dosage de détergent liquide pour lave-linge Download PDF

Info

Publication number
WO2019037993A1
WO2019037993A1 PCT/EP2018/069873 EP2018069873W WO2019037993A1 WO 2019037993 A1 WO2019037993 A1 WO 2019037993A1 EP 2018069873 W EP2018069873 W EP 2018069873W WO 2019037993 A1 WO2019037993 A1 WO 2019037993A1
Authority
WO
WIPO (PCT)
Prior art keywords
dosing
water
detergent
washing
tub
Prior art date
Application number
PCT/EP2018/069873
Other languages
English (en)
Inventor
Caner GERMIYANLIOGLU
Florin Horea CORCHES
Kagan Kurtkaya
Selahattin CORAK
Original Assignee
Arcelik Anonim Sirketi
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 Arcelik Anonim Sirketi filed Critical Arcelik Anonim Sirketi
Priority to EP18745888.0A priority Critical patent/EP3673107B1/fr
Publication of WO2019037993A1 publication Critical patent/WO2019037993A1/fr

Links

Images

Classifications

    • 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 
    • D06F39/02—Devices for adding soap or other washing agents
    • D06F39/022—Devices for adding soap or other washing agents in a liquid state
    • 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 
    • D06F39/02—Devices for adding soap or other washing agents
    • 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

Definitions

  • the present invention relates to an automatic liquid detergent dosing unit that is suitable for use in washing machines.
  • liquid detergents in washing machines are becoming widespread. Accordingly, in order to provide ease of utilization, automatic dosing systems are developed for the liquid cleaning agent to be stored in a receptacle and to be delivered into the washing water controllably depending on the requirement of the washing program.
  • the common characteristic of the state of the art dosing systems is to have receptacles wherein the liquid detergent is stored and hydraulic systems that enable the detergent to be delivered to the washing environment in correct amount.
  • a plurality of solutions are available for performing the dosing process. Some of these solutions are the submersible pumps placed into the tanks filled with liquid cleaning agents and the hydraulic pumps that suck the cleaning agent with the vacuum effect and transfer into the washing medium.
  • the hydraulic dosing pumps used in the state of the art dosing systems are electrically operated and additional cable connections are required to supply electric power. Due to the cable connections, taking the hydraulic dosing pump out of the washing machine for purposes such as cleaning becomes difficult and said cable connections increase the production costs.
  • a washing machine comprising a detergent dispensing device.
  • the aim of the present invention is the realization of an automatic liquid detergent dosing unit that is suitable for use in washing machines, wherein the number of electrical connections is decreased and a precise dosing is ensured.
  • the dosing unit realized in order to attain the aim of the present invention is suitable for use in washing machines and comprises a hydraulic pump that provides the dosing of the liquid detergent stored in the detergent dispenser.
  • the dosing unit further comprises at least one dosing water inlet that provides water intake for the dosing of the liquid detergent or the softener, and an impeller that rotates with the dynamic pressure of the water coming from said dosing water inlet and enables the hydraulic pump to be driven by means of the hydraulic energy of the water by transferring the rotation movement to the hydraulic pump.
  • the hydraulic pump is a gear pump and consists of a drive gear and a driven gear.
  • the impeller that rotates with the effect of water rotates the drive gear around the same axis as that of the former by means of a shaft and transfers the movement to the driven gear so as to enable the gear pump to pump the liquid detergent or the softener into the housing (detergent box).
  • the washing machine wherein the dosing unit of the present invention is used comprises two dosing units, one used for dosing the liquid detergent and the other for dosing the softener, and the water taken through the external water inlet by means of a valve is directed towards the dosing units in order to be used for dosing liquid detergent or softener.
  • the control unit regulates the operation of the valve for dosing liquid detergent or softener and enables the valve to direct water towards the dosing water inlets at a predetermined time in a predetermined amount.
  • Figure 1 - is the schematic view of a washing machine and the liquid detergent/softener dosing units.
  • Figure 2 - is the perspective view of a detergent dispenser housing.
  • Figure 3 - is the perspective view of a detergent dispenser and two dosing units that are connected to the detergent dispenser.
  • Figure 4 - is the perspective view of a dosing unit.
  • Figure 5 - is the exploded view of a dosing unit.
  • Figure 6 - is the sideways view of a dosing unit.
  • Figure 7 - is the cross-sectional view taken along the line A-A in Figure 6.
  • Figure 8 - is the cross-sectional view taken along the line B-B in Figure 6.
  • the washing machine (7) comprises a tub (2) wherein the washing-drying processes are performed; a drum that rotates in the tub (2) and wherein the laundry is placed; a detergent dispenser (4) that has at least one receptacle (3) wherein the liquid detergent or the softener is stored, and a housing (6) (also called “detergent box") wherein the detergent dispenser (4) is placed and that has a tub outlet (5) enabling the liquid detergent or the softener (both referred to as "liquid material” hereinafter) that is dosed and accumulated on the base thereof to be transferred to the tub (2) by being swept by means of the water ( Figure 1).
  • the liquid detergent dosing unit (1) that is suitable for use in the washing machine (7) comprises
  • an impeller (11) that has more than one impeller fin (10), that rotates around its axis as the water taken from the dosing water inlet (9) strikes the fins (10) thereof and that, by transferring the rotational movement to the hydraulic pump (8), enables the hydraulic pump (8) to be operated with the dynamic pressure of the water without the need for consuming electrical energy (Figure 5, Figure 8).
  • the hydraulic pump (8) is a gear pump that consists of a drive gear (12) and a driven gear (13) that operate in unison.
  • the impeller (11) rotates the drive gear (12) in the hydraulic pump (8) around the same axis as that of the impeller (11) by means of a long shaft (14).
  • the drive gear (12) transfers the movement to the driven gear (13) and enables the hydraulic pump (8) to be operated ( Figure 5, Figure 7).
  • the dosing unit (1) comprises a pump chamber (16) that is fluidly connected to the receptacle (3) by means of at least one control valve (15) when the detergent dispenser (4) is placed into the housing (6) and wherein the drive gear (12) and the driven gear (13) are disposed and the liquid materials are filled for being dosed; an impeller chamber (17) wherein the impeller (11) rotates with the effect of dynamic pressure of the water taken from the dosing water inlet (9) and striking the impeller fins (10); a separator (18) that separates the pump chamber (16) and the impeller chamber (17); a short shaft (19) with one end connected to the separator (18), that enables the driven gear (13) to be idly supported so as to rotate around its axis; a sealing element (20) such as gasket or felt that is arranged around the hole through which the long shaft (14) in the separator (18) passes and that provides sealing between the pump chamber (16) and the impeller chamber (17) so as to prevent the mixing of the liquid materials and water; an inlet orifice (21)
  • the detergent transfer tube (22) extends vertically from the pump chamber (16) up to a level above the level of the liquid material stored in the receptacle (3) and bends downwards so as to provide the transfer of the liquid material to the housing (6) ( Figure 4, Figure 5, Figure 6).
  • the liquid material transferred from the detergent dispenser (4) to the pump chamber (16) is prevented from continuing their flow with the effect of gravity and being discharged (unnecessarily flowing) into the housing (6) when the hydraulic pump (8) is not performing the dosing function, and only the amount of the liquid material that is dosed during the operation of the hydraulic pump (8) is enabled to reach the housing (6).
  • the washing machine (7) comprises two dosing units (1) one of which is used for dosing the liquid detergent and the other for dosing the softener, and at least one valve (25) that directs the water taken from the water mains through the first water inlet (9) to the first dosing unit (1) in order to be used in liquid detergent dosing or through the second dosing water inlet (9) to the second dosing unit (1) in order to be used in softener dosing ( Figure 1).
  • the washing machine (7) further comprises a washing water inlet (24) that is arranged on the housing (6), that enables the water taken from the mains for the main washing and rinsing processes to be transferred into the housing (6) and the liquid materials that are previously dosed and accumulated on the base of the housing (6) to be swept with water and transferred to the washing environment in the tub (2) through the tub outlet (5) ( Figure 1, Figure 2).
  • liquid detergent in a predetermined amount according to the washing program is dosed in the main washing process and softener in a predetermined amount is dosed in the rinsing process.
  • water at a predetermined flow rate and amount is taken through the dosing water inlet (9) into the impeller chamber (16) in the dosing unit (1) and the impeller (11) is enabled to be rotated with the water hitting the impeller fins (10).
  • the impeller (11) actuates the drive gear (12) in the hydraulic pump (8) by transferring movement by means of the long shaft (14), and the liquid materials that are taken from the receptacle (3) and dosed are transferred into the housing (6) by means of the detergent transfer tube (22). Then, the dosed liquid water accumulating on the base of the housing (6) are swept with the water taken through the washing water inlet (24) and transferred to the washing environment in the tub (2) through the tub outlet (5).
  • the washing machine (7) comprises a powder detergent receptacle (26) that is arranged in the detergent dispenser (4) and wherein the powder detergent is placed; an auxiliary water inlet (27) that is arranged on the housing (6) and that enables the powder detergent to be swept with the water taken from the water mains and transferred into the washing environment in the tub (2) through the tub outlet (5), and an air discharge tube (28) that is arranged on the housing (6) and that enables the air to be discharged during the washing process ( Figure 2).
  • the valve (25) is a multi-way valve that has one inlet and a plurality of outlets (for example, four outlets) and enables, in addition to the water directed to the first and second dosing water inlets (9), the water taken from the water mains to be directed towards the washing water inlet (24) and/or towards the auxiliary water inlet (27) for the transfer of the powder detergent.
  • the control unit (not shown in figures) regulates the operation of the valve (25) for the processes of dosing liquid detergent and softener, taking water during the washing and rinsing steps and sweeping the powder detergent, and enables the valve (25) to direct water at predetermined times and in predetermined amounts to the first and second dosing water inlets (9), the washing water inlet (24) and the auxiliary water inlet (27).
  • the liquid detergent and the softener are precisely dosed and transferred into the washing environment in the tub (2).
  • the hydraulic pump (8) used for dosing is operated by means of an impeller (11) rotated by the water taken from the water mains instead of electrical energy.
  • an impeller (11) rotated by the water taken from the water mains instead of electrical energy.

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Detail Structures Of Washing Machines And Dryers (AREA)

Abstract

La présente invention concerne une unité de dosage automatique (1) de détergent liquide qui est appropriée pour être utilisée dans des lave-linge (7) comprenant une cuve (2) dans laquelle sont réalisés les processus de lavage-séchage ; un tambour qui tourne dans la cuve (2) et dans lequel est placé le linge ; un distributeur (4) de détergent qui comprend au moins deux réservoirs (3) dans lesquels est stocké le détergent liquide ou l'adoucissant, et un logement (6) dans lequel est placé le distributeur (4) de détergent et qui comporte une sortie (5) de cuve permettant de transférer à la cuve (2) le détergent liquide ou l'adoucissant qui est dosé et accumulé sur sa base en étant emporté au moyen de l'eau, l'unité de dosage automatique (1) de détergent liquide comprenant une pompe hydraulique (8) qui permet de doser les matières liquides stockées dans le distributeur (4) de détergent afin d'être transférées dans des proportions prédéfinies à l'environnement de lavage dans la cuve (2) à des fins de lavage et de rinçage principaux.
PCT/EP2018/069873 2017-08-21 2018-07-23 Unité de dosage de détergent liquide pour lave-linge WO2019037993A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP18745888.0A EP3673107B1 (fr) 2017-08-21 2018-07-23 Unité de dosage de détergent liquide pour lave-linge

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
TRA2017/12411 2017-08-21
TR2017/12411A TR201712411A2 (tr) 2017-08-21 2017-08-21 Çamaşir maki̇nalari i̇çi̇n bi̇r sivi deterjan dozajlama üni̇tesi̇

Publications (1)

Publication Number Publication Date
WO2019037993A1 true WO2019037993A1 (fr) 2019-02-28

Family

ID=63014529

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2018/069873 WO2019037993A1 (fr) 2017-08-21 2018-07-23 Unité de dosage de détergent liquide pour lave-linge

Country Status (3)

Country Link
EP (1) EP3673107B1 (fr)
TR (1) TR201712411A2 (fr)
WO (1) WO2019037993A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3733953A1 (fr) * 2019-04-28 2020-11-04 BSH Hausgeräte GmbH Machine à laver
CN112442863A (zh) * 2019-09-05 2021-03-05 Pas德国有限责任公司 用于洗衣机的冲洗容器以及洗衣机
WO2022105593A1 (fr) * 2020-11-17 2022-05-27 无锡小天鹅电器有限公司 Appareil de libération de détergent et dispositif de lavage

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008138798A2 (fr) 2007-05-16 2008-11-20 BSH Bosch und Siemens Hausgeräte GmbH Lave-linge à commande automatique
EP2048276B1 (fr) 2007-10-08 2010-09-01 Miele & Cie. KG Dispositif de dosage pour un produit de traitement pour un lave-linge et lave-linge
CN102409515A (zh) 2011-09-14 2012-04-11 海尔集团公司 一种洗衣机洗涤剂自动投放装置及其控制方法
CN102182049B (zh) * 2011-05-10 2012-07-11 李耀强 一种洗涤剂投放及混合装置
EP2540902A1 (fr) * 2011-06-30 2013-01-02 Electrolux Home Products Corporation N.V. Machine à laver le linge
EP2428607B1 (fr) 2008-10-07 2015-12-02 BSH Hausgeräte GmbH Appareil ménager acheminant de l'eau avec un système automatique de dosage de detergent
WO2017114637A1 (fr) * 2015-12-29 2017-07-06 Arcelik Anonim Sirketi Machine à laver avec fonction de dosage automatique d'agent nettoyant

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008138798A2 (fr) 2007-05-16 2008-11-20 BSH Bosch und Siemens Hausgeräte GmbH Lave-linge à commande automatique
EP2048276B1 (fr) 2007-10-08 2010-09-01 Miele & Cie. KG Dispositif de dosage pour un produit de traitement pour un lave-linge et lave-linge
EP2428607B1 (fr) 2008-10-07 2015-12-02 BSH Hausgeräte GmbH Appareil ménager acheminant de l'eau avec un système automatique de dosage de detergent
CN102182049B (zh) * 2011-05-10 2012-07-11 李耀强 一种洗涤剂投放及混合装置
EP2540902A1 (fr) * 2011-06-30 2013-01-02 Electrolux Home Products Corporation N.V. Machine à laver le linge
CN102409515A (zh) 2011-09-14 2012-04-11 海尔集团公司 一种洗衣机洗涤剂自动投放装置及其控制方法
WO2017114637A1 (fr) * 2015-12-29 2017-07-06 Arcelik Anonim Sirketi Machine à laver avec fonction de dosage automatique d'agent nettoyant

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3733953A1 (fr) * 2019-04-28 2020-11-04 BSH Hausgeräte GmbH Machine à laver
CN112442863A (zh) * 2019-09-05 2021-03-05 Pas德国有限责任公司 用于洗衣机的冲洗容器以及洗衣机
CN112442863B (zh) * 2019-09-05 2023-07-14 Pas德国有限责任公司 用于洗衣机的冲洗容器以及洗衣机
WO2022105593A1 (fr) * 2020-11-17 2022-05-27 无锡小天鹅电器有限公司 Appareil de libération de détergent et dispositif de lavage

Also Published As

Publication number Publication date
TR201712411A2 (tr) 2019-03-21
EP3673107B1 (fr) 2022-11-02
EP3673107A1 (fr) 2020-07-01

Similar Documents

Publication Publication Date Title
US11603621B2 (en) Household cleaning appliance with a non-bulk dispensing system convertible to a household cleaning appliance with a bulk dispensing system
US10231597B2 (en) Household cleaning appliance with a single water flow path for both non-bulk and bulk dispensing
US10132023B2 (en) Household cleaning appliance with a dispensing system operable between a single use dispensing system and a bulk dispensing system
EP3673107B1 (fr) Unité de dosage de détergent liquide pour lave-linge
US11035070B2 (en) Household cleaning appliance with a dispensing system operable between a single use dispensing system and a bulk dispensing system
US20190017208A1 (en) Laundry treating appliance with removable basket
EP3041982B1 (fr) Appareil de lavage comprenant une unité de dosage automatique
RU2675461C2 (ru) Прибор для ухода за бельем с насосом для моющего раствора
US10066611B2 (en) Pressure-driven metered mixing dispensing pumps and methods
WO2017114637A1 (fr) Machine à laver avec fonction de dosage automatique d'agent nettoyant
CN107780156B (zh) 洗衣机
US11105033B2 (en) Integrated single dose and bulk dispenser for a laundry treating appliance
WO2019068697A1 (fr) Système de dosage de détergent liquide et d'adoucissant pour machines à laver
CN205134013U (zh) 洗衣机
US20220396908A1 (en) Laundry washing machine with improved washing performances
EP3673106B1 (fr) Machine à laver avec dispositif d'alimentation et de dosage d'agent de traitement amélioré
US9228281B2 (en) Wash basket for use with a washing machine appliance
EP3521500A1 (fr) Commutateur de trajet d'écoulement et appareil de distribution de détergent liquide
CN112760938B (zh) 洗护剂投放装置及洗衣机
RU2051248C1 (ru) Стиральная машина
CN114762582A (zh) 进水装置以及洗碗机
US20160270627A1 (en) Dishwasher

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 18745888

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

ENP Entry into the national phase

Ref document number: 2018745888

Country of ref document: EP

Effective date: 20200323