EP0885450B1 - Dispositif de commutation electromagnetique - Google Patents

Dispositif de commutation electromagnetique Download PDF

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Publication number
EP0885450B1
EP0885450B1 EP97915302A EP97915302A EP0885450B1 EP 0885450 B1 EP0885450 B1 EP 0885450B1 EP 97915302 A EP97915302 A EP 97915302A EP 97915302 A EP97915302 A EP 97915302A EP 0885450 B1 EP0885450 B1 EP 0885450B1
Authority
EP
European Patent Office
Prior art keywords
armature
core part
inner yoke
plunger core
yoke
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
EP97915302A
Other languages
German (de)
English (en)
Other versions
EP0885450A1 (fr
Inventor
Ralph-Ronald GÖBEL
Norbert SÖRGEL
Hans Pfab
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of EP0885450A1 publication Critical patent/EP0885450A1/fr
Application granted granted Critical
Publication of EP0885450B1 publication Critical patent/EP0885450B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/08—Electromagnets; Actuators including electromagnets with armatures
    • H01F7/16—Rectilinearly-movable armatures
    • H01F7/1607—Armatures entering the winding
    • H01F7/1615—Armatures or stationary parts of magnetic circuit having permanent magnet
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/08—Electromagnets; Actuators including electromagnets with armatures
    • H01F7/16—Rectilinearly-movable armatures
    • H01F7/1607—Armatures entering the winding
    • H01F7/1623—Armatures having T-form
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H51/00—Electromagnetic relays
    • H01H51/22—Polarised relays
    • H01H51/2209—Polarised relays with rectilinearly movable armature

Definitions

  • the invention relates to an electromagnetic Switchgear in which an armature in an electromagnetic Block at one end of a plunger core part with an anchor plate is provided, a winding around a bobbin is wound, in the axial opening of the plunger part the armature is inserted axially displaceable, an inner Yoke is arranged around the winding and the outer one Surface of the anchor plate facing the anchor, a outer yoke is arranged so that it is the inner yoke opposite, with a permanent magnet between them is inserted, and that it faces part of the inner yoke which is opposite the anchor plate, around the Limit displacement, and moving contacts one Contact blocks through a coupling device by means of displacement the anchor are caused to make contact with stationary Establish or interrupt contacts.
  • the generic switching device is from DE 39 08 319 A1 known.
  • the outer yoke is U-shaped. It is opposite the other end of the plunger core part, that it is perpendicular and adjacent to it.
  • a magnetic The cylinder is in the axial opening of the Coil body used, this version has reduced Attractive forces during winding deenergization. At the same time, the attractions of the winding excitation increased with the rated current, making a highly efficient Actuation is achieved.
  • the electromagnetic block here includes an armature, the one Plunger core and two anchor plates, which on the both ends of the plunger are attached. Also heard to the electromagnetic block one around the plunger core of the anchor wound winding, inner yokes on the circumference of the Winding and are arranged between the two anchor plates, and outer yokes arranged outside the inner yokes are. There are permanent magnets between the inner and outer yokes inserted.
  • the core here is between a forward one and moved to a rearward position while retained by the inner and outer yokes when the winding is excited or de-energized and a contactor is operated to make or close a contact interrupt.
  • the magnetic flux of the permanent magnet superimposes the flow of the winding either positive or negative. With this arrangement, however, there must always be gaps or permanent magnets in the magnetic flux of the Winding.
  • the invention has for its object an electrical Switchgear of the type mentioned above with a magnet system, especially a DC magnet system with permanent magnet support to create that with low power dissipation and small space requirement several NC and NO contacts operated efficiently.
  • the inner Yoke is also designed such that it is the other End of the plunger part facing such that it perpendicular and adjacent to this, and that a magnetic Cylinder, which has an axial length that is sufficiently larger than the wall thickness of the yoke on the yoke Part facing this other end of the plunger core part is in the axially extending opening of the coil body, surrounding the other of the plunger part used is so that it is at the level of that part of the inner Yokes facing the outer end of the plunger core part is, lies.
  • the axial length of the magnetic cylinder is sufficient is greater than the wall thickness of the yoke on the yoke Part facing this other end of the plunger core part is a sufficient magnetic conductance for the transition the magnetic lines of force between the yoke and the Immersion core part guaranteed.
  • the expression "sufficiently large” includes the requirement for a sufficient magnetic Conductance and is not a minimum ratio between the axial length of the magnetic cylinder and the wall thickness of the Understand yokes because this ratio also depends on the width of the yoke.
  • DE-AS 1 140 622 discloses a plunger core with a cavity to accommodate a return spring.
  • the electromagnetic block 1 is one Switchgear shown according to the present invention. This is arranged in a lower housing part 2 according to FIG. 3.4, that is open at the top, not to one here shown contact block set up by the electromagnetic Block 1 is operated.
  • the electromagnetic Block 1 comprises a coil winding body 3 with one Contact block facing upper 4 and one facing away from it lower flange 5.
  • Around the coil winding body 3 is a winding 6 wound.
  • the coil winding body 3 has an axial opening 7 and is part of a coil former 8, to which the connections for the winding 6 are attached.
  • a plunger core part 9 of an armature 10 slidably inserted.
  • the end of the plunger core has an anchor plate 11 on it cylindrical extension 12.
  • the lower, the bottom of the lower housing part 2 facing plunger part end has a cylindrical Recess 13 for receiving a not shown Impression spring on the other hand on the lower housing part 2 supports and the contacts of the contact block in the de-energized State of the electromagnetic block 1 in the OFF state holds.
  • On opposite sides of the winding 6 and this closely adjacent is a U-shaped yoke half 14 of an inner yoke 15 is arranged. Both halves of the yoke 14 are formed from a plate-shaped central part 16, at the ends of legs 17, 18 continue at right angles.
  • the middle parts run 16 parallel to the plunger core part 9 between the flanges 4.5, while the upper leg facing the contact block 17 vertically aligned on the outer surface of the upper flange 4 to the plunger core part 9 and are almost up to the cylindrical coil winding body 3 with the axial Extend opening 7.
  • This is on the bottom of the Lower part 2 facing the side of a magnetic cylinder, here designed as a socket 19, which is at a slight distance is around the plunger core part 9 and one over has the lower flange 5 extending overhang that the lower leg 18 of the inner yoke halves 14 positively reach around.
  • the upper ones are Leg 17 closer to the winding 6 than the armature plate 11.
  • the upper flange 4 projects over the outer surfaces of the upper Leg 17 and provides a stop for the anchor plate 11 20 represents a small amount when the anchor 10 is tightened Gap is ensured.
  • An outer yoke 21 is arranged on the outside around the inner yoke 15, two plate-shaped permanent magnets 26 so between these are pushed that they are along the middle parts 16 run.
  • the outer yoke is made of two L-shaped ones Yoke halves 22 each with a main plate part 23 and one right-angled leg portion 24 is formed.
  • the Main plate parts 23 are parallel to the plunger core part 9 of the Anchor 10 aligned.
  • the leg parts facing each other 24 form an opening which is used to carry out a Anchor 10 attached coupling part 29 for actuating the Contact blocks serves. They are parallel to the upper legs 17 of the inner yoke 15, wherein in the space between both the anchor plate 11 is arranged.
  • the inner yoke 15 is used to fix the permanent magnets 26 3 or the outer yoke 21 according to FIG 2 with Provide projections 27 and 28, respectively.
  • the armature 10 is two magnetic Circles (see FIG 2) held by the plunger core part 9, the anchor plate 10, the outer yoke 21, the two Permanent magnet 26, the inner yoke 15 and the socket 19 are closed in the order mentioned.

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electromagnets (AREA)

Abstract

L'invention concerne un dispositif de commutation électromagnétique dans lequel une culasse intérieure (15) et une culasse extérieure (21) sont disposées autour de l'enroulement (6) d'une unité électromagnétique (1), et un élément permanent (26) en forme de plaque est introduit entre ladite culasse intérieure et ladite culasse extérieure. L'assistance de l'aimant permanent permet l'obtention d'un actionnement hautement efficace du dispositif de commutation.

Claims (3)

  1. Dispositif de commutation électromagnétique, dans lequel un induit (10) dans un bloc (1) électromagnétique est pourvu d'une plaque (11) d'induit à une extrémité d'une partie (9) de noyau plongeur, un bobinage (6) est enroulé autour d'une carcasse (8) de bobine dont l'ouverture (7) axiale reçoit à coulissement axial la partie (9) de noyau plongeur de l'induit (10), une culasse (15) intérieure est disposée tout autour du bobinage (6) et est tournée vers la surface extérieure de la plaque (11) de l'induit (10), une culasse (21) extérieure est disposée de telle sorte qu'elle fait face à la culasse (15) intérieure, un aimant (26) permanent étant inséré entre les deux culasses, et qu'elle est tournée vers une partie de la culasse (15) intérieure qui fait face à la plaque (11) d'induit afin de limiter la course de coulissement de cette dernière, et des contacts mobiles d'un bloc de contacts sont amenés, par un élément (29) d'accouplement et au moyen du coulissement de l'induit (10), à réaliser ou interrompre le contact avec des contacts fixes, caractérisé en ce que la culasse (15) intérieure est en outre réalisée de telle sorte qu'elle fait face à l'autre extrémité de la partie (9) de noyau plongeur de telle sorte qu'elle en est voisine en lui étant perpendiculaire, et en ce qu'un cylindre (19) magnétique, qui possède une longueur axiale qui est suffisamment supérieure à l'épaisseur de paroi de la culasse (15) intérieure sur la partie de cette dernière qui est tournée vers cette autre extrémité de la partie (9) de noyau plongeur, est introduit dans l'ouverture (7) axiale de la carcasse (8) de bobine, en entourant alors l'autre extrémité de la partie (9) de noyau plongeur, de telle sorte qu'il se trouve au niveau de la partie de la culasse (15) intérieure qui est tournée vers l'extrémité extérieure de la partie (9) de noyau plongeur.
  2. Dispositif de commutation électromagnétique suivant la revendication 1, caractérisé en ce que l'autre extrémité de la partie (9) de noyau plongeur comporte une cavité (13) pour recevoir un ressort repousseur.
  3. Dispositif de commutation électromagnétique suivant la revendication 1 ou 2, caractérisé en ce que la culasse (15) intérieure est pourvue de saillies (27) pour maintenir l'aimant (26) permanent.
EP97915302A 1996-03-06 1997-02-24 Dispositif de commutation electromagnetique Expired - Lifetime EP0885450B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19608729 1996-03-06
DE19608729A DE19608729C1 (de) 1996-03-06 1996-03-06 Elektromagnetisches Schaltgerät
PCT/DE1997/000331 WO1997033293A1 (fr) 1996-03-06 1997-02-24 Dispositif de commutation electromagnetique

Publications (2)

Publication Number Publication Date
EP0885450A1 EP0885450A1 (fr) 1998-12-23
EP0885450B1 true EP0885450B1 (fr) 1999-08-25

Family

ID=7787437

Family Applications (1)

Application Number Title Priority Date Filing Date
EP97915302A Expired - Lifetime EP0885450B1 (fr) 1996-03-06 1997-02-24 Dispositif de commutation electromagnetique

Country Status (5)

Country Link
US (1) US5959519A (fr)
EP (1) EP0885450B1 (fr)
CN (1) CN1065357C (fr)
DE (2) DE19608729C1 (fr)
WO (1) WO1997033293A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10232661A1 (de) * 2002-07-18 2004-02-12 Siemens Ag Tauchanker-Vorrichtung

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1234135C (zh) * 2001-01-18 2005-12-28 株式会社日立制作所 电磁铁和使用该电磁铁的开关装置的操作机构
US6972535B1 (en) * 2004-11-23 2005-12-06 Kuo-Hua Chen Controller for motor
EP1876623B1 (fr) * 2006-07-03 2013-03-20 Siemens Aktiengesellschaft Interrupteur de position de sécurité
US20080036560A1 (en) * 2006-08-08 2008-02-14 General Electric Company Electromagnet Apparatus
ATE549733T1 (de) * 2007-02-23 2012-03-15 Siemens Ag Elektromagnetisches schaltgerät
EP1962317B1 (fr) 2007-02-23 2009-06-24 Siemens Aktiengesellschaft Appareil de commutation électromagnétique
FR2919754B1 (fr) * 2007-07-30 2013-11-08 Valeo Equip Electr Moteur Relais bistable
PL2431991T3 (pl) * 2010-09-20 2013-08-30 Secheron Sa Mechanizm wyzwalający dla urządzenia przerywającego obwód
JP5727860B2 (ja) 2011-05-19 2015-06-03 富士電機機器制御株式会社 電磁接触器
JP5917853B2 (ja) * 2011-08-11 2016-05-18 富士通コンポーネント株式会社 スイッチ及びコネクタ
JP6027860B2 (ja) * 2012-02-29 2016-11-16 株式会社日本自動車部品総合研究所 ソレノイド装置、及びその動作方法
JP5914065B2 (ja) 2012-03-12 2016-05-11 富士電機機器制御株式会社 開閉器
JP5981756B2 (ja) 2012-04-13 2016-08-31 富士電機機器制御株式会社 電磁接触器
JP5965218B2 (ja) 2012-06-08 2016-08-03 富士電機機器制御株式会社 電磁接触器
DE102012107922A1 (de) * 2012-08-28 2014-03-06 Eto Magnetic Gmbh Elektromagnetische Aktuatorvorrichtung
KR20140033814A (ko) * 2012-09-10 2014-03-19 엘에스산전 주식회사 전자개폐장치
JP5990091B2 (ja) * 2012-11-13 2016-09-07 富士電機機器制御株式会社 電磁開閉器
JP6171320B2 (ja) * 2012-12-12 2017-08-02 富士電機機器制御株式会社 電磁接触器
CN103915290A (zh) * 2013-01-09 2014-07-09 厦门宏发电力电器有限公司 直动式磁路结构的磁保持继电器
CN103236376B (zh) * 2013-03-29 2015-06-17 厦门宏发电力电器有限公司 一种非对称螺线管式结构的磁保持继电器
DE102013210193B4 (de) 2013-05-31 2019-02-21 Te Connectivity Germany Gmbh Anordnung für ein elektrisches Schaltelement, insbesondere Schütz oder Relais, und elektrisches Schaltelement mit einem Steuerungsmodul zwischen Jochschenkel und Spule
DE102013013585B4 (de) * 2013-06-20 2020-09-17 Rhefor Gbr Selbsthaltemagnet mit besonders kleiner elektrischer Auslöseleistung
WO2014208098A1 (fr) * 2013-06-28 2014-12-31 パナソニックＩｐマネジメント株式会社 Dispositif de point de contact et relais électromagnétique le comportant
CN111384835B (zh) * 2013-10-23 2023-01-10 雷福尔公司 驱动器以及包括驱动器的锁止单元
KR101529589B1 (ko) * 2013-12-19 2015-06-17 엘에스산전 주식회사 전자접촉기
JP6312021B2 (ja) * 2014-01-30 2018-04-18 パナソニックＩｐマネジメント株式会社 リモコンリレー
KR200488063Y1 (ko) * 2014-06-30 2018-12-10 엘에스산전 주식회사 릴레이
US9741482B2 (en) * 2015-05-01 2017-08-22 Cooper Technologies Company Electromagnetic actuator with reduced performance variation
JP6536472B2 (ja) * 2016-04-28 2019-07-03 株式会社デンソー ソレノイド
CN107395799B (zh) * 2017-07-17 2020-04-10 佛山市川东磁电股份有限公司 一种膨胀自定位直线电磁开关
US11769646B2 (en) * 2020-10-14 2023-09-26 Littelfuse, Inc. Magnetic core of a relay disconnect switch
JP2023092759A (ja) * 2021-12-22 2023-07-04 オムロン株式会社 電磁継電器

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1140622B (de) * 1960-04-12 1962-12-06 Continental Elektro Ind Ag Anordnung zur Verbindung von Kontaktbrueckentraeger und Magnetanker bei Kleinschuetzen
US3984795A (en) * 1976-02-09 1976-10-05 I-T-E Imperial Corporation Magnetic latch construction
US4509026A (en) * 1981-04-30 1985-04-02 Matsushita Electric Works, Ltd. Polarized electromagnetic relay
EP0380693B1 (fr) * 1988-08-08 1994-06-08 Mitsubishi Mining & Cement Co., Ltd. Electro-aimant a noyau mobile
JP2552179B2 (ja) * 1988-09-29 1996-11-06 三菱電機株式会社 有極電磁石装置
GB2229038B (en) * 1989-03-07 1994-01-26 Matsushita Electric Works Ltd Electromagnetic contactor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10232661A1 (de) * 2002-07-18 2004-02-12 Siemens Ag Tauchanker-Vorrichtung
DE10232661B4 (de) * 2002-07-18 2005-09-08 Siemens Ag Tauchanker-Vorrichtung

Also Published As

Publication number Publication date
EP0885450A1 (fr) 1998-12-23
WO1997033293A1 (fr) 1997-09-12
DE59700374D1 (de) 1999-09-30
US5959519A (en) 1999-09-28
CN1065357C (zh) 2001-05-02
DE19608729C1 (de) 1997-07-03
CN1211336A (zh) 1999-03-17

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