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EP2201584B1 - Dispositif de couplage - Google Patents

Dispositif de couplage Download PDF

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Publication number
EP2201584B1
EP2201584B1 EP08801758.7A EP08801758A EP2201584B1 EP 2201584 B1 EP2201584 B1 EP 2201584B1 EP 08801758 A EP08801758 A EP 08801758A EP 2201584 B1 EP2201584 B1 EP 2201584B1
Authority
EP
European Patent Office
Prior art keywords
coupling
housing part
coupling device
electrically conductive
capacitive
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.)
Active
Application number
EP08801758.7A
Other languages
German (de)
English (en)
Other versions
EP2201584A1 (fr
EP2201584B2 (fr
Inventor
Zhidong Hua
Olaf Simon
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.)
SEW Eurodrive GmbH and Co KG
Original Assignee
SEW Eurodrive GmbH and Co KG
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=39925021&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP2201584(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by SEW Eurodrive GmbH and Co KG filed Critical SEW Eurodrive GmbH and Co KG
Publication of EP2201584A1 publication Critical patent/EP2201584A1/fr
Publication of EP2201584B1 publication Critical patent/EP2201584B1/fr
Application granted granted Critical
Publication of EP2201584B2 publication Critical patent/EP2201584B2/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/18—Rotary transformers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F2027/348—Preventing eddy currents
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/14—Inductive couplings
    • H01F2038/146—Inductive couplings in combination with capacitive coupling

Definitions

  • the coupling surfaces of each pair are arranged on a common, imaginary cylinder.
  • a compact size is provided.
  • Air is arranged between the two copper strips belonging to each capacitive coupling element.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Near-Field Transmission Systems (AREA)

Claims (14)

  1. Dispositif de couplage
    comprenant une première partie de boîtier et une seconde partie de boîtier montées à rotation l'une par rapport à l'autre autour d'un axe, sachant
    - qu'un enroulement primaire et un enroulement secondaire forment un élément de couplage inductif,
    ledit enroulement primaire étant agencé concentriquement à l'axe sur ladite première partie du boîtier
    et ledit enroulement secondaire étant agencé concentriquement audit axe sur ladite seconde partie du boîtier,
    - une surface électriquement conductrice, ménagée sur ladite première partie du boîtier en tant que première surface de couplage,
    et une surface électriquement conductrice, ménagée sur ladite seconde partie du boîtier en tant que seconde surface de couplage, formant associativement un élément de couplage capacitif,
    - ledit élément de couplage inductif étant entouré d'un blindage magnétique,
    caractérisé par le fait
    - que les éléments de couplage capacitif sont placés à l'extérieur du blindage magnétique de l'élément de couplage inductif.
  2. Dispositif de couplage selon la revendication 1,
    caractérisé par le fait que
    - des surfaces électriquement conductrices forment une première paire de surfaces de couplage sur la première partie du boîtier et des surfaces électriquement conductrices forment une seconde paire de surfaces de couplage sur la seconde partie dudit boîtier, sachant qu'une surface respective électriquement conductrice, notamment une surface de couplage de la première paire, forme un élément de couplage capacitif avec une surface électriquement conductrice, notamment une surface de couplage de la seconde paire.
  3. Dispositif de couplage selon l'une des revendications précédentes, caractérisé par le fait que
    les parties du boîtier sont fabriquées en matière plastique, ou
    un matériau électriquement isolant est prévu entre lesdites parties du boîtier et les surfaces respectives électriquement conductrices.
  4. Dispositif de couplage selon l'une des revendications précédentes,
    caractérisé par le fait que
    le blindage magnétique est interposé entre l'élément de couplage inductif et les éléments de couplage capacitif.
  5. Dispositif de couplage selon l'une des revendications précédentes,
    caractérisé par le fait que
    les surfaces de couplage sont constituées par des bandes annulaires métalliques dont la surface est agencée, à chaque fois, radialement par rapport à l'axe de rotation.
  6. Dispositif de couplage selon l'une des revendications précédentes,
    caractérisé par le fait que
    les surfaces de couplage de chaque paire se trouvent sur un cylindre virtuel commun.
  7. Dispositif de couplage selon l'une des revendications précédentes,
    caractérisé par le fait que
    les spires de l'enroulement primaire et de l'enroulement secondaire s'étendent, à chaque fois, autour de l'axe de rotation.
  8. Dispositif de couplage selon au moins l'une des revendications précédentes,
    caractérisé par le fait que
    l'enroulement primaire et de l'enroulement secondaire sont connectés, respectivement, à une fiche pourvue d'une sécurité anti-déboîtement.
  9. Dispositif de couplage selon au moins l'une des revendications précédentes,
    caractérisé par le fait que
    l'élément de couplage inductif est logé radialement à l'intérieur des éléments de couplage capacitif.
  10. Dispositif de couplage selon au moins l'une des revendications précédentes,
    caractérisé par le fait que
    chaque surface de contact présente une largeur d'anneau de 1 cm à 3 cm, notamment de 2 cm.
  11. Dispositif de couplage selon au moins l'une des revendications précédentes,
    caractérisé par le fait que
    les surfaces de couplage de chaque dispositif de couplage capacitif sont espacées de 0,5 cm à 2 cm, notamment de 1 cm.
  12. Dispositif de couplage selon au moins l'une des revendications précédentes,
    caractérisé par le fait que
    les surfaces de couplage des dispositifs de couplage capacitif sont réalisées, à chaque fois, sous la forme d'un anneau électriquement conducteur, sectionné électriquement en un emplacement.
  13. Dispositif de couplage selon la revendication précédente,
    caractérisé par le fait que
    les surfaces de couplage des dispositifs de couplage capacitif sont respectivement connectées à des moyens de raccordement, au centre, entre les extrémités formées par le sectionnement.
  14. Dispositif de couplage selon au moins l'une des revendications précédentes,
    caractérisé par le fait que
    les surfaces de couplage des dispositifs de couplage capacitif comportent des discontinuités ou des entailles s'étendant transversalement dans le sens périphérique, et/ou que
    lesdites surfaces de couplage sont fixées, à chaque fois, sur une structure sous-jacente électriquement isolante.
EP08801758.7A 2007-09-10 2008-08-29 Dispositif de couplage Active EP2201584B2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102007042659.5A DE102007042659C5 (de) 2007-09-10 2007-09-10 Koppeleinrichtung
PCT/EP2008/007079 WO2009033573A1 (fr) 2007-09-10 2008-08-29 Dispositif de couplage

Publications (3)

Publication Number Publication Date
EP2201584A1 EP2201584A1 (fr) 2010-06-30
EP2201584B1 true EP2201584B1 (fr) 2017-07-26
EP2201584B2 EP2201584B2 (fr) 2020-07-22

Family

ID=39925021

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08801758.7A Active EP2201584B2 (fr) 2007-09-10 2008-08-29 Dispositif de couplage

Country Status (3)

Country Link
EP (1) EP2201584B2 (fr)
DE (1) DE102007042659C5 (fr)
WO (1) WO2009033573A1 (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010001484A1 (de) 2010-02-02 2011-09-29 Balluff Gmbh Übertragungsvorrichtung zur kontaktlosen Übertragung von Energie und Daten, Übertragungssystem und Verfahren zur kontaktlosen induktiven Energieübertragung und Datenübertragung
CN103260517B (zh) * 2010-09-28 2016-04-20 滑动环及设备制造有限公司 非接触式旋转接头
EP2688078A1 (fr) 2012-07-17 2014-01-22 Stichting Nationaal Lucht- en Ruimtevaart Laboratorium Alimentation et transfert de données sans contact
GB2506192A (en) 2012-09-25 2014-03-26 Bae Systems Plc Optical rotating joint having drive shaft with a hollow central bore
DE102014105261B3 (de) * 2014-04-14 2015-02-19 Sick Ag Optoelektronischer Sensor und Verfahren zur Erfassung von Objekten in einem Überwachungsbereich
EP3146543A1 (fr) 2014-05-23 2017-03-29 I.M.A. Industria Macchine Automatiche S.p.A. Unité de travail équipée d'un dispositif permettant un transfert d'électricité sans contact et procédé permettant un transfert d'électricité sans contact dans une unité de travail
DE102015103823A1 (de) * 2015-03-16 2016-09-22 Sick Ag Vorrichtung zur Übertragung von Daten und Energie zwischen zwei sich relativ zueinander bewegenden Gegenständen
DE102015121452B3 (de) * 2015-12-09 2017-05-11 Sick Ag Vorrichtung zur kontaktlosen Übertragung von Daten und zur Ermittlung einer Winkeländerung zwischen zwei sich relativ zueinander bewegenden Gegenständen
DE102018107150A1 (de) 2018-03-26 2019-09-26 Wittenstein Se Getriebe, Motor-Getriebe-Kombination und Welle-Getriebe-Kombination
DE102021201679A1 (de) * 2021-02-23 2022-08-25 Dr. Johannes Heidenhain Gmbh Winkelmesssystem
IL294352B1 (en) * 2022-06-27 2025-10-01 Irp Nexus Group Ltd Method for controlling power transfer in a rotating transformer

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4674814A (en) 1985-07-08 1987-06-23 Japan Aviation Electronics Industry Limited Connector assembly
CA2071681A1 (fr) 1991-06-22 1992-12-23 Hans Jurgen Bossler Appareil de transmission de l'alimentation electrique et de donnees pour vehicules motorises
DE4125143A1 (de) 1991-07-30 1993-02-04 Schwan Ulrich Einrichtung zur kontaktlosen uebertragung von wechselsignalen
US5814900A (en) 1991-07-30 1998-09-29 Ulrich Schwan Device for combined transmission of energy and electric signals
JP2002198238A (ja) 2000-12-26 2002-07-12 Yazaki Corp 回転接続部の電力・信号伝送装置
EP1241058A2 (fr) 2001-03-16 2002-09-18 Tamagawa Seiki Kabushiki Kaisha Connecteur rotatif sans contact et connecteur non-rotatif sans contact
GB2381075A (en) 2001-09-12 2003-04-23 Halil Giray Hassan Non-contact data transmission in rotating machinery
US7425096B2 (en) 2004-07-22 2008-09-16 Siemens Aktiengesellschaft Gantry for an X-ray device
CA2673298C (fr) 2006-12-20 2016-05-17 Analogic Corporation Systeme rotatif de transfert d'energie sans contact

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* Cited by examiner, † Cited by third party
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GB880227A (en) * 1958-08-27 1961-10-18 Nippon Electric Co Means for coupling between the rotating and fixed parts for an electric signal transmission system
US4117436A (en) * 1976-08-23 1978-09-26 The Charles Stark Draper Laboratory, Inc. Torqueless relatively moving transformer windings
US4242666A (en) * 1979-05-23 1980-12-30 General Electric Company Range selectable contactless data acquisition system for rotating machinery
DE3273563D1 (en) * 1981-09-04 1986-11-06 Contraves Ag Arrangement for the contactless information transmission between bodies rotating relatively to one another
FR2529513A1 (fr) * 1982-07-05 1984-01-06 Labinal Dispositif de mesure d'un parametre dans un pneumatique sur une roue, notamment de vehicule automobile
DE69631799T2 (de) * 1995-05-29 2004-07-29 Matsushita Electric Industrial Co., Ltd., Kadoma Stromversorgungsgerät
WO1997022118A1 (fr) * 1995-12-14 1997-06-19 Philips Electronics N.V. Dispositif enregistreur/lecteur a bande magnetique comprenant un tambour porte-tetes
ATE403240T1 (de) * 1997-01-03 2008-08-15 Schleifring Und Appbau Gmbh Vorrichtung zur kontaktlosen übertragung elektrischer signale und/oder energie
DE19705301C1 (de) * 1997-02-13 1998-10-01 V W B Gmbh Einrichtung zur berührungslosen Informations- und Energieübertragung
DE19932504A1 (de) 1999-07-12 2001-02-01 Dieter Reuker Realisierung einer kontaktlosen Energie- und Datenübertragung zweier zueinander drehbarer Teile
US6523383B2 (en) * 2000-12-28 2003-02-25 The Timken Company Monitoring and controlling system with connectorless quick-change components
DE102004032022A1 (de) * 2004-07-01 2006-01-19 Walter Dittel Gmbh Signalübertragung
US7667769B2 (en) * 2004-07-12 2010-02-23 Honeywell International Inc. Rotatable wireless electrical coupler
DE102005020186A1 (de) * 2005-04-28 2006-11-09 General Electric Co. Kontaktloses Mehrkanal-Leistungsübertragungssystem für ein Computertomographie-System

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4674814A (en) 1985-07-08 1987-06-23 Japan Aviation Electronics Industry Limited Connector assembly
CA2071681A1 (fr) 1991-06-22 1992-12-23 Hans Jurgen Bossler Appareil de transmission de l'alimentation electrique et de donnees pour vehicules motorises
DE4125143A1 (de) 1991-07-30 1993-02-04 Schwan Ulrich Einrichtung zur kontaktlosen uebertragung von wechselsignalen
US5814900A (en) 1991-07-30 1998-09-29 Ulrich Schwan Device for combined transmission of energy and electric signals
JP2002198238A (ja) 2000-12-26 2002-07-12 Yazaki Corp 回転接続部の電力・信号伝送装置
EP1241058A2 (fr) 2001-03-16 2002-09-18 Tamagawa Seiki Kabushiki Kaisha Connecteur rotatif sans contact et connecteur non-rotatif sans contact
GB2381075A (en) 2001-09-12 2003-04-23 Halil Giray Hassan Non-contact data transmission in rotating machinery
US7425096B2 (en) 2004-07-22 2008-09-16 Siemens Aktiengesellschaft Gantry for an X-ray device
CA2673298C (fr) 2006-12-20 2016-05-17 Analogic Corporation Systeme rotatif de transfert d'energie sans contact

Also Published As

Publication number Publication date
EP2201584A1 (fr) 2010-06-30
WO2009033573A1 (fr) 2009-03-19
DE102007042659B4 (de) 2012-09-13
DE102007042659C5 (de) 2016-01-21
DE102007042659A1 (de) 2009-03-26
EP2201584B2 (fr) 2020-07-22

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