WO2012140140A1 - Appareil pour surveiller un dispositif oscillant en service d'un équipement ménager, équipement ménager pour l'entretien de pièces de linge - Google Patents

Appareil pour surveiller un dispositif oscillant en service d'un équipement ménager, équipement ménager pour l'entretien de pièces de linge Download PDF

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Publication number
WO2012140140A1
WO2012140140A1 PCT/EP2012/056678 EP2012056678W WO2012140140A1 WO 2012140140 A1 WO2012140140 A1 WO 2012140140A1 EP 2012056678 W EP2012056678 W EP 2012056678W WO 2012140140 A1 WO2012140140 A1 WO 2012140140A1
Authority
WO
WIPO (PCT)
Prior art keywords
drive motor
unit
acceleration sensor
vibration
control unit
Prior art date
Application number
PCT/EP2012/056678
Other languages
German (de)
English (en)
Inventor
Hasan Gökcer ALBAYRAK
Rudolf Seidl
Jörg SKRIPPEK
Dirk Aurich
Original Assignee
BSH Bosch und Siemens Hausgeräte GmbH
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 BSH Bosch und Siemens Hausgeräte GmbH filed Critical BSH Bosch und Siemens Hausgeräte GmbH
Publication of WO2012140140A1 publication Critical patent/WO2012140140A1/fr

Links

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
    • D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/30—Driving arrangements 
    • D06F37/304—Arrangements or adaptations of electric motors
    • 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
    • D06F33/00—Control of operations performed in washing machines or washer-dryers 
    • D06F33/30—Control of washing machines characterised by the purpose or target of the control 
    • D06F33/32—Control of operational steps, e.g. optimisation or improvement of operational steps depending on the condition of the laundry
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
    • 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
    • D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
    • D06F2103/26—Imbalance; Noise level
    • 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
    • D06F2105/00—Systems or parameters controlled or affected by the control systems of washing machines, washer-dryers or laundry dryers
    • D06F2105/46—Drum speed; Actuation of motors, e.g. starting or interrupting
    • D06F2105/48—Drum speed

Definitions

  • the invention relates to a device for monitoring an operating device of a household appliance, which has a drive motor and comprises a drive unit driven by the drive motor, with a vibration monitoring unit, which at least one acceleration sensor for monitoring the vibration behavior of the vibrating device wherein the at least one acceleration sensor is arranged on the drive motor, in particular integrated in or on the drive motor. Furthermore, the invention relates to a household appliance for the care of laundry.
  • a drum for receiving items of laundry is driven by a drive motor.
  • the drum rotates about its horizontal axis of rotation, and there are imbalances due to the load with laundry. Excessive imbalances lead to wear of the components.
  • an object of the present invention to provide a device and a household appliance for the care of items of laundry, with which or with which the occurrence of unwanted imbalances can be detected in a simple and time-saving manner and yet reliably at an early stage. Furthermore, an object of the invention is to provide a universal adapter assembly by which all drive motors, in particular universal motors, for washing machines of a production, which are equipped with the same motor connectors, can be retrofitted with acceleration sensors.
  • An inventive device for monitoring an oscillating in operation device of a household appliance comprises a drive motor and a by the drive motor drivable vibration unit of the device.
  • the device comprises a vibration monitoring unit with at least one acceleration sensor for monitoring the vibration behavior of the vibrating device.
  • the vibration monitoring unit comprises a formed as an intermediate connector board, which has a socket strip, which is adapted in the number of its sockets and in shape of a connector pin header of the drive motor. If a household appliance is to be equipped with a function for reducing imbalances, this board can advantageously plugged as an adapter with the socket strip on the connector pin strip of the drive motor and the motor line coupled with socket strip to the terminal block of the intermediate connector.
  • the at least one acceleration sensor is arranged on the drive motor, in particular integrated in or on the drive motor. This is a particularly advantageous embodiment, since thereby the vibration behavior can be detected precisely.
  • a very stable attachment is provided, which is designed to save space.
  • the integrated arrangement allows very precise information about the vibration behavior of the vibrating device, in particular of subcomponents thereof.
  • the device preferably comprises a control unit which is designed to evaluate the information of the at least one acceleration sensor and, depending thereon, to control the drive motor.
  • the engine speed can thus be deselected or anticipated so that the limits of system stability with regard to undesired vibration behavior are not exceeded.
  • the loading of the oscillating unit in particular the loading of a drum with items of laundry, is redistributed, so that the imbalance is reduced.
  • the mechanical accelerations can be adjusted by the control of the control unit on the drive motor and on other components of the oscillating device so that no major system oscillations occur.
  • the rotational speed values of the drive motor prevailing during the detection of the acceleration and deceleration values are evaluated, and the respective travel signal is determined from the rotational speed and the acceleration and deceleration values for the detected deflection direction.
  • the speed values to be evaluated are preferably the speed values corresponding to the detected acceleration and deceleration values or a speed value that is to be detected during the detection of the acceleration and deceleration values. and delay values, in particular within a predetermined measurement interval, mean speed of the drive motor.
  • a tachogenerator is provided for detecting the rotational speed values, which is rotatably coupled to the shaft of the drive motor. A possible slip is thus excluded.
  • the acceleration sensor is arranged together with a tacho interface, a computing unit and a bus interface on a board which is provided with a socket strip for the connector pin header of the drive motor.
  • the board as a so-called intermediate plug together with each drive motor, in particular a universal motor, any washing machine whose drive motor has a standardized motor connector, with a function for monitoring imbalances and adjusting the control processes to an unevenly distributed in the laundry drum Laundry items to be upgraded.
  • Another advantage is a board having a terminal block for the power supply of the drive motor.
  • the plug for the power supply from the motor plug, instead plug on the board and plug the plug for the power supply to the terminal block of the board.
  • Another advantage in the sense of a universality may be when the tachogenerator with the engine end shield of the drive motor forms a structural unit.
  • a temperature sensor can be mounted in the drive motor, which is connected to the computing unit on the board.
  • also designed as an intermediate connector board can be used.
  • a standard tachogenerator unit of a drive motor which is electrically contacted via a motor connector, are exchanged for the formed as an intermediate connector board.
  • the board preferably includes the acceleration sensor and a tachometer interface.
  • Advantageous embodiments of the device according to the invention are equally regarded as advantageous embodiments of the domestic appliance according to the invention in a method for operating a household appliance with a drum for receiving laundry, the vibration behavior of an oscillating in operation apparatus of a household appliance, which is a drive motor and the has to be driven by the drive motor drum, monitored by means of the device according to the invention.
  • the vibration behavior is detected at least with an acceleration sensor of the device.
  • the acceleration sensor is integrated in the drive motor.
  • information of the acceleration sensor is evaluated by a control unit, and depending on the drive motor is driven.
  • at least two different speed profiles are stored in the control unit for the drive motor, and depending on the information of the acceleration sensor, a specific speed profile is selected and the drive motor driven according to this selected speed profile.
  • Fig. 1 is a simplified representation of a household appliance 1, which for
  • Care of laundry is designed and may be for example a washing machine, a washer-dryer or a tumble dryer,
  • the domestic appliance in the example shown, a washing machine 1, comprising a drum 3 rotatably connected to a vibrating unit 2, which is rotatable about an axis A perpendicular to the plane extending axis.
  • a laundry item 4 is introduced.
  • the household appliance 1 comprises a drive motor 5, which is provided for driving the drum 3 in a manner not shown.
  • the drive motor 5 at least one acceleration sensor 6 is integrated, which is associated with a vibration monitoring unit shown in Fig. 2 and 4, respectively.
  • the household appliance 1 comprises an electronic control unit 7, which is designed to control the motor 5.
  • the control unit 7 is designed to evaluate the information detected by the sensor 6.
  • At least the drum 3 and the drive motor 5 belong to a vibrating device (oscillation unit 2), which is movable relative to the housing of the household appliance 1, shown schematically as a frame.
  • this board is plugged as an adapter 8 with the socket strip 9 on the connector pin strip 11 of the drive motor 5 and the motor line with socket strip 12 to the terminal block 13 of the intermediate connector 8 coupled (bow arrow 14th ).
  • the acceleration sensor 6, a tachometer interface 15, a computing unit (CPU) and a bus interface 16 are also arranged.
  • the bus interface 16 establishes the connection via the line 17 to the electronic control unit 7, via which the power control for the drive motor 5 (not shown) is controlled.
  • a domestic appliance 1 with an arbitrary universal drive motor 5, which is equipped with a standardized connector pin strip 11, can be replaced by a printed circuit board 8 adapted to the characteristics of the associated household appliance 1 in the form of an intermediate plug between the plug pin strip 1 1 and the motor plug 12 are equipped with an imbalance reduction function.
  • the drive motor 5 has a rear bearing plate 19, in which the rear ball bearing 20 of the shaft 21 of the motor rotor (not shown) is mounted. On the outside of the bearing plate 19, a flange 22 is attached, which serves as a housing for the tachometer generator 23.
  • the tachogenerator 23 has a fixed to the rotor shaft 21 axis tachometer 24 of the motor 5 magnetic ring 25 as a rotor with which it magnetically excited during its rotation iron teeth 26, which in turn generate rotationally synchronized pulses to the coils 27.

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Control Of Washing Machine And Dryer (AREA)

Abstract

L'invention concerne un appareil dans un équipement ménager (1) comprenant une unité oscillante (2) qui oscille en service et qui présente un moteur d'entraînement (5) et un tambour (3) pouvant être entraîné par le moteur d'entraînement (5). L'appareil présente une unité de surveillance d'oscillation qui comporte au moins un capteur d'accélération (6) pour surveiller le comportement oscillatoire de l'unité oscillante (2), ledit capteur d'accélération (6) étant disposé sur le moteur d'entraînement (5), en particulier intégré dans ou sur le moteur d'entraînement (5). L'unité de surveillance d'oscillation (6, 8, 15, 16) comporte une platine (8) conçue comme un connecteur intermédiaire qui comporte une barrette de fiches femelles qui est adaptée pour ce qui est du nombre de ses fiches femelles (10) et de sa forme à une barrette de fiches mâles (11) du moteur d'entraînement (5). L'invention concerne également un équipement ménager pour l'entretien de pièces de linge.
PCT/EP2012/056678 2011-04-15 2012-04-12 Appareil pour surveiller un dispositif oscillant en service d'un équipement ménager, équipement ménager pour l'entretien de pièces de linge WO2012140140A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102011007515.1 2011-04-15
DE102011007515A DE102011007515A1 (de) 2011-04-15 2011-04-15 Einrichtung zur Überwachung einer im Betrieb schwingenden Vorrichtung eines Haushaltgeräts, Haushaltgerät zur Pflege von Wäschestücken sowie Verfahren zum Betreiben eines Haushaltgeräts

Publications (1)

Publication Number Publication Date
WO2012140140A1 true WO2012140140A1 (fr) 2012-10-18

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Country Status (2)

Country Link
DE (1) DE102011007515A1 (fr)
WO (1) WO2012140140A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105274775A (zh) * 2014-06-16 2016-01-27 青岛海尔洗衣机有限公司 一种不平衡检测的洗衣机及不平衡检测方法
DE102014217943A1 (de) 2014-09-08 2016-03-10 BSH Hausgeräte GmbH Verfahren zum Betrieb einer Waschmaschine mit einem Drucksensor sowie hierzu geeignete Waschmaschine
CN113026296A (zh) * 2019-12-09 2021-06-25 青岛海尔洗衣机有限公司 洗衣机控制方法和洗衣机

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015192403A1 (fr) * 2014-06-16 2015-12-23 青岛海尔洗衣机有限公司 Procédé de détection de déséquilibre de machine à laver et machine à laver
EP3348697A1 (fr) * 2017-01-12 2018-07-18 Electrolux Appliances Aktiebolag Appareil avec un ou plusieurs senseurs
IT201900001815A1 (it) * 2019-02-08 2020-08-08 Candy Spa Macchina lavabiancheria

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DE8703832U1 (de) * 1987-03-16 1987-06-19 Wilo-Werk Gmbh & Co -Pumpen- Und Apparatebau-, 4600 Dortmund Elektromotor, insbesondere für Pumpen
DE68912009T2 (de) * 1988-07-13 1994-06-01 Oplaender Wilo Werk Gmbh Mit modularem Verbindungsmittel ausgestatteter elektrischer Motor.
DE102005037144A1 (de) * 2005-02-18 2006-08-24 Diehl Ako Stiftung & Co. Kg Schwingfähig aufgehängtes Innenaggregat einer Wäschebehandlungsmaschine, Verfahren zur Ansteuerung einer Wäschebehandlungsmaschine sowie Verwendung eines elektronischen Sensors als Schwingungssensor in einem Innenaggregat
DE102007017708A1 (de) * 2007-04-14 2008-10-16 Robert Bosch Gmbh Motor mit Schwingungsaufnehmer
EP2063011A1 (fr) * 2007-11-22 2009-05-27 Electrolux Home Products Corporation N.V. Appareil ménager électrique
US20090266113A1 (en) * 2008-04-29 2009-10-29 Emerson Electric Co. Appliance Having A Vibration Detection Device
EP2309623A2 (fr) * 2009-10-06 2011-04-13 Griesser Holding AG Dispositif d'entraînement électrique pour un store

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DE3513155A1 (de) * 1985-04-12 1986-10-23 Licentia Gmbh Antriebsmotor fuer ein geraet
GB2174513B (en) * 1985-05-03 1988-11-09 Hoover Plc Spin speed control means for laundry spin driers or other centrifuges
DE19738845A1 (de) * 1997-09-05 1999-03-11 Aeg Hausgeraete Gmbh Wasch- und/oder Trocknungsgerät
DE102004053216B3 (de) * 2004-06-18 2006-02-09 Diehl Ako Stiftung & Co. Kg Vorrichtung zur Erfassung einer Schwingbewegung einer Wäschetrommel
DE102010001845A1 (de) * 2010-02-11 2011-08-11 BSH Bosch und Siemens Hausgeräte GmbH, 81739 Einrichtung zur Überwachung einer im Betrieb schwingenden Vorrichtung eines Haushaltsgeräts, Haushaltsgerät zur Pflege von Wäschestücken sowie Verfahren zum Betreiben eines Haushaltsgeräts

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8703832U1 (de) * 1987-03-16 1987-06-19 Wilo-Werk Gmbh & Co -Pumpen- Und Apparatebau-, 4600 Dortmund Elektromotor, insbesondere für Pumpen
DE68912009T2 (de) * 1988-07-13 1994-06-01 Oplaender Wilo Werk Gmbh Mit modularem Verbindungsmittel ausgestatteter elektrischer Motor.
DE102005037144A1 (de) * 2005-02-18 2006-08-24 Diehl Ako Stiftung & Co. Kg Schwingfähig aufgehängtes Innenaggregat einer Wäschebehandlungsmaschine, Verfahren zur Ansteuerung einer Wäschebehandlungsmaschine sowie Verwendung eines elektronischen Sensors als Schwingungssensor in einem Innenaggregat
DE102007017708A1 (de) * 2007-04-14 2008-10-16 Robert Bosch Gmbh Motor mit Schwingungsaufnehmer
EP2063011A1 (fr) * 2007-11-22 2009-05-27 Electrolux Home Products Corporation N.V. Appareil ménager électrique
US20090266113A1 (en) * 2008-04-29 2009-10-29 Emerson Electric Co. Appliance Having A Vibration Detection Device
EP2309623A2 (fr) * 2009-10-06 2011-04-13 Griesser Holding AG Dispositif d'entraînement électrique pour un store

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105274775A (zh) * 2014-06-16 2016-01-27 青岛海尔洗衣机有限公司 一种不平衡检测的洗衣机及不平衡检测方法
DE102014217943A1 (de) 2014-09-08 2016-03-10 BSH Hausgeräte GmbH Verfahren zum Betrieb einer Waschmaschine mit einem Drucksensor sowie hierzu geeignete Waschmaschine
WO2016037877A1 (fr) 2014-09-08 2016-03-17 BSH Hausgeräte GmbH Procédé permettant de faire fonctionner un lave-linge comprenant un capteur de pression et lave-linge adapté audit procédé
CN113026296A (zh) * 2019-12-09 2021-06-25 青岛海尔洗衣机有限公司 洗衣机控制方法和洗衣机

Also Published As

Publication number Publication date
DE102011007515A1 (de) 2012-10-18

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