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WO2017162404A1 - Disjoncteur - Google Patents

Disjoncteur Download PDF

Info

Publication number
WO2017162404A1
WO2017162404A1 PCT/EP2017/054441 EP2017054441W WO2017162404A1 WO 2017162404 A1 WO2017162404 A1 WO 2017162404A1 EP 2017054441 W EP2017054441 W EP 2017054441W WO 2017162404 A1 WO2017162404 A1 WO 2017162404A1
Authority
WO
WIPO (PCT)
Prior art keywords
shift
circuit breaker
rod
drive
shift rod
Prior art date
Application number
PCT/EP2017/054441
Other languages
German (de)
English (en)
Inventor
Friedrich Löbner
Ingolf Reiher
Original Assignee
Siemens Aktiengesellschaft
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 Aktiengesellschaft filed Critical Siemens Aktiengesellschaft
Publication of WO2017162404A1 publication Critical patent/WO2017162404A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66—Vacuum switches
    • H01H33/666—Operating arrangements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/022—Details particular to three-phase circuit breakers
    • H01H2033/024—Details particular to three-phase circuit breakers with a triangular setup of circuit breakers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66—Vacuum switches
    • H01H33/666—Operating arrangements
    • H01H2033/6667—Details concerning lever type driving rod arrangements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/022—Details particular to three-phase circuit breakers

Definitions

  • the invention relates to a circuit breaker, in particular a high voltage circuit breaker, with three switching rods, each of which along its longitudinal axis for separating and
  • Closing a switching contact of the circuit breaker is movable ⁇ Lich.
  • the invention relates to a circuit breaker with three switching contacts, each separated and closed by moving a switching rod. To each switching rod to a first contact electrode is connected, which moves with the switching rod for closing the switching contact to a fixed second contact electrode and is separated to separate the switching contact of the second contact electrode.
  • the invention relates to a trained as encapsulated ⁇ th vacuum switch such circuit breaker ter, wherein the shift rails are guided through a gas space.
  • the invention has for its object to provide an improved circuit breaker with three switching rods, each of which is movable for separating and closing a switching contact.
  • An inventive circuit breaker comprises three parallel zueinan- the shift rods, each of which its longitudinal axis is movable for separating and closing of a switching contact of the circuit breaker ent ⁇ long, common drive means for simultaneous movement of the three shift rails and a gearbox for coupling the shift rails to the community drive.
  • the transmission comprises a drive rod which is moved by the common drive and a traverse connected to the drive rod via a first pivot joint.
  • Each shift bar is connected via an associated two ⁇ side lever, which is rotatably mounted about a fixed axis and having an output connected to the crosshead via a second pivot joint first lever arm connected to the beam and movable through the crosshead.
  • the transmission of the circuit breaker forms a short kinematic ⁇ table chain for driving the shift rails with a low elasticity, which advantageously a relatively low drive energy is needed in particular for a separation of switching contacts.
  • the common drive of the Wennstan ⁇ gene by the crossbar and the similar coupling of all shift rails to the crossmember causes a rigid connection of all three shift rails and a very small difference in switching speeds between the shift rods. Furthermore, the same coupling allows all three shift rods to the Traverse a relatively low production cost, since all three shift rails can be coupled by the same parts to the crossbar.
  • An embodiment of the invention provides that the longitudinal axis of the drive rod is not parallel to the longitudinal axes of the shift rails, and that the fixed axes of the lever are perpendicular to the longitudinal axis of the drive rod and the longitudinal ⁇ axes of the shift rails.
  • This embodiment of the invention allows a space-saving deflection of the movement direction ⁇ tion of the drive rod in deviating ⁇ movement directions of the shift rails on the lever.
  • a further embodiment of the invention provides that each shift rod is connected via a coupling with its associated lever, wherein the coupling is connected via a third rotary joint with the second lever arm of the lever and a fourth rotary joint with the shift rod.
  • the paddocks thereby advantageously enable a decoupling of the movement ⁇ directions of the shift rods of the movements of the lever.
  • a further embodiment of the invention provides that the traverse has three mutually parallel truss arms and each truss arm is connected via a second pivot with the first lever arm exactly one lever.
  • a Rothgestal ⁇ tion of this embodiment provides that the traverse is connected via a first truss arm with the drive rod.
  • an expedient coupling of the shift rods to the cross member is achieved via a respective cross arm and a coupling of the cross member to the drive rod via one of the crossbar arms.
  • a further embodiment of the invention provides that the shift rails are guided by a gas tank spaced from the transmission, wherein the gas container for each shift ⁇ rod has a shift rod guide in which the shift ⁇ rod is guided.
  • This light embodiment of the invention enables the shift rails by a gas container, in particular for an insulating gas to pass, wherein the transmission is arranged off ⁇ half of the gas container. This allows the transmission to be adjusted without having to open and evacuate the gas container.
  • a further embodiment of the aforementioned embodiment of the invention provides that a running in a shift rod guide shift rod portion of each shift rod is gas-tight surrounded by a bellows, which is a first Faltenbalgende firmly connected to the shift rod guide, and the first Faltenbalgende opposite second Faltenbalgende, the solid is connected to a transmission ⁇ the switched switching rod head of the shift rod is connected, has.
  • each bellows is made of a metallic material.
  • Shift rod is also made for example of a metalli ⁇ rule material.
  • Bellows advantageously allow a seal of the gas space in the gas container in estate unit of moving shift rails.
  • a metallic design of the bellows and / or the shift rod heads advantageously increases their stability and enables their stable connection, for example by soldering or welding joints.
  • the gas container may further be arranged a vacuum interrupter chamber, are arranged in the switch rods with the movable contact ⁇ electrodes of switching contacts of the circuit breaker.
  • Shift rod is designed as a shift rod tube, in particular as a plastic tube. Compared to a massive design of the shift rods thereby the mass of
  • Switching rods are reduced, which advantageously reduces the drive energy required to drive the shift rods ⁇ and / or the switching speed of the power scarf ⁇ ters can be increased.
  • a further embodiment of the invention provides that the community drive is designed as a spring-loaded drive. This advantageously allows a faster and more reliable drive of the shift rails.
  • a further embodiment of the invention provides a gear housing, on which the fixed axes of the lever are mounted. Furthermore, the community drive can be attached to the Ge ⁇ gearbox housing.
  • FIG. 1 shows a side view of a circuit breaker
  • FIG. 3 shows an enlarged detail of FIG. 1. Corresponding parts are provided with the same reference numerals in the figures.
  • Figure 1 shows a circuit breaker 1 in a fragmentary side view, wherein the circuit breaker 1 is partially broken away and shown in section.
  • Figure 2 shows a plan view of the shown in Figure 1 ⁇ power switch 1.
  • Figure 3 shows an enlarged detail of Figure 1.
  • the circuit breaker 1 comprises three mutually parallel
  • Shift rods 3, 4, 5 are movable along its longitudinal axis to cause the disconnection and closing of a switching contact of the circuit breaker 1.
  • the circuit breaker 1 further comprises a community drive 7 for simultaneously moving the three shift rails 3, 4, 5 and a transmission 9 for coupling the shift rails 3, 4, 5 to the collective drive 7.
  • the transmission 9 comprises a drive rod 11, which of the Community drive 7 is moved, and a connected to the drive rod 11 via a first pivot 13 Traverse 15th
  • Each shift rod 3, 4, 5 is connected via an associated two-sided lever 17 with the cross member 15 and movable by the cross member 15.
  • Each lever 17 is rotatably mounted about a fixed axis 19 and has two tillwin ⁇ celte lever arms 21, 23.
  • a first lever arm 21 is connected to the cross member 15 via a second pivot joint 25.
  • the second lever arm 23 is connected via a coupling 27 with that Switching rod 3, 4, 5, which is associated with the lever 17.
  • the coupling 27 is connected via a third pivot 29 with the second lever arm 23 of the lever 17 and a fourth pivot 31 with the respective shift rod 3, 4, 5.
  • the longitudinal axes of the fixed shafts 19 extend parallel to each other and to the longitudinal axis of the at ⁇ rod perpendicular 11 and the longitudinal axes of the shift rails 3, 4, 5.
  • the swivel joints 13, 25, 29, 31 are provided for rotation in a to the longitudinal axes of the solid Axles 19 vertical plane formed.
  • the longitudinal axis of the drive rod 11 ver ⁇ runs at least approximately orthogonal to the longitudinal axes of the shift rails 3, 4, fifth
  • the traverse 15 is designed substantially flat as an identically triangular triangle, from the corners of which in each case a traverse arm 33, 34, 35 extends.
  • the truss arm 33, 34, 35 extend parallel to each other in a plane defined by the corners of the triangle.
  • a first Traversenarm 33 is comparatively connected via the first pivot joint 13 to the drive rod 11 and coupled by the cross-member 15 to the drive ⁇ rod 11.
  • Each Traversenarm 33, 34, 35 is via a second pivot joint 25 to the first lever arm 21 exactly one Lever 17 and via this lever 17 and the coupling 27 connected to it with the shift rod 3, 4, 5, the lever 17 is associated, connected.
  • a lever 17 is arranged on the first truss arm 33 between the first pivot joint 13 and the triangular section of the traverse 15 and the ⁇ at the other lever 17 are each arranged at one end of one of the two other crossbar arms 34, 35.
  • the circuit breaker 1 further comprises a gas container 47, of which only a container lid with a cover flange 49 is shown in FIG.
  • the gas tank 47 is disposed below the transmission 9 and filled with an insulating gas.
  • the shift rails 3, 4, 5 are guided through the gas tank 47.
  • the gas tank 47 has for each switching rod 3, 4, 5 a cup-shaped shift rod guide 51, in and out of the shift rod 3, 4, 5 is guided.
  • a running in the respective shift rod guide 51 shift rod portion of each shift rod 3, 4, 5 is gas tight ⁇ surrounded by a bellows 53.
  • a first Faltenbal- constricting 53.1 of the bellows 53 is fixed to the shift rails ⁇ guide 51, for example by a soldered or welded connection.
  • the second bellows end 53.2 of the bellows 53 opposite the first bellows end 53.1 is firmly connected to a shift rod head 55, which forms a geared end of the shift rod 3, 4, 5, for example by means of a soldered or welded connection.
  • the bellows 53 are, for example, each made of a metalli ⁇ 's material.
  • Figure 3 shows an enlarged detail of Figure 1 in the region of a head switching rod 55.
  • the shift rods ⁇ head 55 is made of a steel of a metallic material, for example of aluminum and in the region of the second Faltenbalgendes 53.2.
  • a subsequent to the switching rod head 55 part per ⁇ the shift rod 3, 4, 5 is designed as a switching rod tube 57, which is for example made of a plastic gefer ⁇ Untitled and dung fixed to the shift rod head 55 by a Klebeverbin-.
  • the shift rod head 55 has a collar 56 directed toward the shift rod tube 57, to which one end of the shift rod tube 57 is attached and to which the shift rod tube 57 is glued. Between the shift rod head 55 and an inner wall of the
  • PTFE polytetrafluoroethylene
  • the hinges 31, each connecting a coupling 27 with a shift rod 3, 4, 5, each comprise a fixed to the shift rod head 55 of the respective shift rod 3, 4, 5 connected yoke 59, in which the respective Kop ⁇ pel 27 protrudes, and guided through the coupling 27 hinge pin 61 which is connected to the yoke 59.
  • the fixed axes 19 are Gela ⁇ siege to a transmission housing 63, to which also the community drive 7 is attached.
  • the gear housing 63 is designed for example as a cast housing and indicated only schematically in Figure 1 ( ⁇ represents Darge is only one side wall of the gear housing 63).
  • the community drive 7 is formed for example in a known manner as a spring-loaded drive.
  • the circuit breaker 1 is designed, for example, as a vacuum switch with a vacuum interrupter chamber arranged inside the gas container 47.
  • the shift rods 3, 4, 5 extend to the vacuum interrupter chamber and are each connected to a contact electrode which is ⁇ within the vacuum interrupter chamber with the respective switching rod 3, 4, 5 moves to separate and close a switching contact.

Landscapes

  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)

Abstract

L'invention concerne un disjoncteur (1). Le disjoncteur (1) comprend trois tiges de commutation (3, 4, 5) mutuellement parallèles, chacune se déplaçant le long de son axe longitudinal pour provoquer l'ouverture et la fermeture d'un contact mobile du disjoncteur (1), un mécanisme d'entraînement commun (7) destiné au déplacement simultané des trois tiges de commutation (3, 4, 5) et un engrenage (9) destiné au couplage des tiges de commutation (3, 4, 5) au mécanisme d'entraînement commun (7). L'engrenage (9) comprend une tige d'entraînement (11) dont le déplacement est assuré par le mécanisme d'entraînement commun (7), et une traverse (15) reliée à la tige d'entraînement (11) par une première articulation tournante (13). Chaque tige de commutation (3, 4, 5) est reliée à la traverse (15) par un levier (17) bilatéral associé, lequel est monté pivotant sur un arbre fixe (19).
PCT/EP2017/054441 2016-03-24 2017-02-27 Disjoncteur WO2017162404A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102016205011.7 2016-03-24
DE102016205011.7A DE102016205011A1 (de) 2016-03-24 2016-03-24 Leistungsschalter

Publications (1)

Publication Number Publication Date
WO2017162404A1 true WO2017162404A1 (fr) 2017-09-28

Family

ID=58191426

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2017/054441 WO2017162404A1 (fr) 2016-03-24 2017-02-27 Disjoncteur

Country Status (2)

Country Link
DE (1) DE102016205011A1 (fr)
WO (1) WO2017162404A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108646562A (zh) * 2018-05-15 2018-10-12 浙江工业大学 一种基于交叉耦合的多机械臂系统有限时间参数辨识与位置同步控制方法
WO2021175554A1 (fr) * 2020-03-02 2021-09-10 Siemens Aktiengesellschaft Unité de commande pour commander des contacts de commutation de disjoncteur haute tension
CN113745020A (zh) * 2021-09-26 2021-12-03 苏州兰姆达电气有限公司 C-gis小型化高压真空断路器
CN114724898A (zh) * 2021-01-04 2022-07-08 中国石油天然气股份有限公司 断路器手摇传动装置

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017222943A1 (de) 2017-12-15 2019-06-19 Siemens Aktiengesellschaft Anordnung und Verfahren zum Antreiben eines beweglichen Kontakts einer Vakuumschaltröhre in einem Hochspannungsleistungsschalter
DE102018201151A1 (de) 2018-01-25 2019-07-25 Siemens Aktiengesellschaft Elektrische Schalteinrichtung

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2913379A1 (de) * 1979-03-30 1980-10-02 Siemens Ag Mehrpoliges elektrisches schaltgeraet mit einem in den innenraum eines rohrfoermigen grundgestells hineinragenden montagekoerper
JPS6389647U (fr) * 1986-12-01 1988-06-10
US5962824A (en) * 1998-06-10 1999-10-05 Lg Industrial Systems, Co., Ltd. Trip link structure for circuit breaker
EP1580783A1 (fr) * 2004-03-25 2005-09-28 Areva T&D SA Dispositif de commande pour l'actionnement coordonné d'au moins deux appareils de commutation dont un est à coupure le vide
EP2037475A1 (fr) * 2007-09-13 2009-03-18 Eaton Electric B.V. Mécanisme de fonctionnement doté de réglage de force de contact
EP2722862A1 (fr) * 2012-10-16 2014-04-23 ABB Technology AG Ensemble électrique pour appareillage de commutation et appareillage de commutation associé
CN204740983U (zh) * 2015-06-26 2015-11-04 中国西电电气股份有限公司 非sf6气体绝缘的高压组合电器用三相共箱式真空断路器

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19524636C1 (de) * 1995-07-06 1996-09-26 Licentia Gmbh Mehrphasiger Hochspannungsschalter

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2913379A1 (de) * 1979-03-30 1980-10-02 Siemens Ag Mehrpoliges elektrisches schaltgeraet mit einem in den innenraum eines rohrfoermigen grundgestells hineinragenden montagekoerper
JPS6389647U (fr) * 1986-12-01 1988-06-10
US5962824A (en) * 1998-06-10 1999-10-05 Lg Industrial Systems, Co., Ltd. Trip link structure for circuit breaker
EP1580783A1 (fr) * 2004-03-25 2005-09-28 Areva T&D SA Dispositif de commande pour l'actionnement coordonné d'au moins deux appareils de commutation dont un est à coupure le vide
EP2037475A1 (fr) * 2007-09-13 2009-03-18 Eaton Electric B.V. Mécanisme de fonctionnement doté de réglage de force de contact
EP2722862A1 (fr) * 2012-10-16 2014-04-23 ABB Technology AG Ensemble électrique pour appareillage de commutation et appareillage de commutation associé
CN204740983U (zh) * 2015-06-26 2015-11-04 中国西电电气股份有限公司 非sf6气体绝缘的高压组合电器用三相共箱式真空断路器

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108646562A (zh) * 2018-05-15 2018-10-12 浙江工业大学 一种基于交叉耦合的多机械臂系统有限时间参数辨识与位置同步控制方法
WO2021175554A1 (fr) * 2020-03-02 2021-09-10 Siemens Aktiengesellschaft Unité de commande pour commander des contacts de commutation de disjoncteur haute tension
US12100567B2 (en) 2020-03-02 2024-09-24 Siemens Energy Global GmbH & Co. KG Drive unit for driving switching contacts of a high-voltage circuit breaker
CN114724898A (zh) * 2021-01-04 2022-07-08 中国石油天然气股份有限公司 断路器手摇传动装置
CN113745020A (zh) * 2021-09-26 2021-12-03 苏州兰姆达电气有限公司 C-gis小型化高压真空断路器

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