WO2013131894A1 - Dispositif de réenclenchement motorisé - Google Patents

Dispositif de réenclenchement motorisé Download PDF

Info

Publication number
WO2013131894A1
WO2013131894A1 PCT/EP2013/054371 EP2013054371W WO2013131894A1 WO 2013131894 A1 WO2013131894 A1 WO 2013131894A1 EP 2013054371 W EP2013054371 W EP 2013054371W WO 2013131894 A1 WO2013131894 A1 WO 2013131894A1
Authority
WO
WIPO (PCT)
Prior art keywords
motor shaft
motor
shaft
switching
switching device
Prior art date
Application number
PCT/EP2013/054371
Other languages
German (de)
English (en)
Inventor
Wolfgang Scheugenpflug
Original Assignee
Eaton Electrical Ip Gmbh & 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
Application filed by Eaton Electrical Ip Gmbh & Co. Kg filed Critical Eaton Electrical Ip Gmbh & Co. Kg
Priority to DE112013001323.1T priority Critical patent/DE112013001323B4/de
Publication of WO2013131894A1 publication Critical patent/WO2013131894A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/1009—Interconnected mechanisms
    • H01H71/1018—Interconnected mechanisms with only external interconnections
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/66—Power reset mechanisms
    • H01H71/70—Power reset mechanisms actuated by electric motor
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/50—Manual reset mechanisms which may be also used for manual release
    • H01H71/56—Manual reset mechanisms which may be also used for manual release actuated by rotatable knob or wheel

Definitions

  • the invention relates to a motor-driven reclosing device for navbetätigbare switching devices.
  • DE 9203532 Ul shows a mechanical switching or remote drive for electrical switching devices with rotary or rocker arm drive for the switching mechanism, wherein at least one additional mechanical rotary drive is provided which is mechanically connected to the rotary drive on an adjacent switching device by tension elements in the form of two Bowden cables
  • EP 1 465 226 A1 shows a solution which relates to the switching on of switching devices with a rocker arm.
  • Circuit breaker receiving control cabinet can be installed. This device operates via a reduction gear, which reduces a high engine speed to a speed necessary for the circuit.
  • the invention has for its object to provide a reclosing device that works easily and easily on or on the front of one or more switchgear is mountable.
  • the object is achieved according to the invention essentially by the features of claim 1, while in the dependent claims particularly advantageous developments of the invention are characterized. The use of the invention is also claimed.
  • the essence of the invention relates to a reclosing device (hereinafter also referred to briefly as a motor drive) for attachment to at least one electrical switching device, in particular to a low-voltage circuit breaker or the like, wherein the switching device via a hand knob and an actuating shaft in the ON and OFF position is navbetätigbar.
  • a rotary actuator which is preferably designed to 90 °, the at least one switching device can be switched manually or by means of motor drive from an OFF position to an ON position.
  • the motor drive comprises an electric motor with motor shaft,
  • the motor shaft can be brought into operative connection with the actuating shaft of at least one switching device via a holding rod.
  • the arrangement according to the invention is used to reconnect switching devices remotely after intentional or unwanted shutdown by simple contact.
  • the motor drive is attachable to one or more switching devices, with a rotary actuation of 90 °, the one or more switching devices from an OFF position to an ON position can be switched.
  • the shift linkage comprises one or two parallel coupling elements, which are articulated between arranged on the operating shafts of one or two switching devices Doppelarmigen levers.
  • the motor drive can be arranged next to one another in addition to one or more switching devices that actuator shaft and motor shaft are parallel.
  • the actuation mechanism consists of a shift linkage with one or two
  • the first coupling element is on the actuating shaft via a
  • the shift linkage comprises a crank arranged on the motor shaft, which engages via a pull rod to a driver attached to the first coupling element.
  • Parallel to the at least one switching device is an electric motor whose
  • Motor shaft is arranged parallel to the actuating shafts.
  • the electric motor can be supplied with low voltage, for example with 12 V and energized via a remote switch.
  • the switch-on signal can be given by a potential-free contact to the motor drive from the outside.
  • a crank is attached to the motor shaft. The crank of the electric motor and the Einarm- or Doppelarmhebel move in two mutually parallel planes. In the ON-switching process performs the
  • Motor gear shaft one turn.
  • the drawbar is stored at one end at the end of the crank. At the other end, the pull rod is connected via a bearing with a sliding block running on the first coupling element.
  • Pull rod is arranged at one end at the end of the crank and the other end mounted on a sliding on the first coupling element sliding block. In the OFF position of the switching devices or the arranged on the first coupling element driver is located in a position with the greatest distance to the motor shaft. The sliding block reaches over the
  • Coupling element attached driver During one revolution of the crank, the pull rod performs a linear movement and the sliding block slides back and forth over a path on the first coupling element.
  • the actuating mechanism formed as a shift linkage can be accommodated in a mountable prismatic housing, which with its lower housing side of the
  • Fronseite / operating side of at least one switching device facing can be attached.
  • the use of the reclosing device according to the invention can be provided for at least one circuit breaker, the working current or
  • Undervoltage release can be switched off.
  • Each switching device is connected via connections to a current path.
  • Each current path supplies, for example, a consumer. If safety applications do not prevail where zero-voltage safety is required, a circuit-breaker with shunt release can be used.
  • the switch-off is fail-safe by means of an undervoltage release, it is perfectly sufficient to connect the motor-driven reclosing device to mains voltage.
  • a simple self-locking can be used with a relay that controls the electric motor.
  • the switch-on command can be given via a remote, external button.
  • the connection is then made by closing a contact.
  • Reclosing command can also be wireless. This can e.g. with the help of a radio system.
  • a preferred use of the reclosing device is proposed for a DC load-break switch, which is connected in photovoltaic systems between photovoltaic modules and inverters.
  • a DC circuit breaker for up to 32 A rated current
  • a so-called fire station switch DE 10 2008014129 B4
  • the circuit breaker is preferably mounted in the immediate vicinity of PV modules in order to minimize the lengths of cables between PV modules and circuit breakers as short as possible. Often, however, is the spatial
  • a switch-on signal can be given to the reclosing device.
  • the contacts are closed, the supply of the inverter with DC voltage is
  • Figure 1 a plan view of the shift linkage in switch position OFF;
  • Figure 2 a perspective view of the S ehalt rod at switch position ON;
  • Figure 3 A Detail shift linkage with switch OFF
  • Figure 3B movement of the shift linkage in the direction of ON.
  • a first embodiment is shown schematically, which comprises the following elements and details, wherein the reclosing device is attachable to at least one electrical switching device 10.1, on the actuating shaft 12, a one-armed lever 15 is arranged.
  • the electric motor 40 can be arranged relative to the switching device 10.1 such that the actuating shaft 12 and the motor shaft 41 are parallel;
  • the shift linkage comprises a (first) coupling element 30 which connects the motor shaft 41 with the actuating shaft 12.
  • the at least one switching device 10.1 (10.2) is manually switched on and off via a manual rotary knob 80 (see FIG. 2) for opening and closing conductor paths.
  • the hand knob 80 is the actuating shaft 12 is placed.
  • the actuating shaft is arranged perpendicular to the front panel of the switching devices.
  • the mounting surface of the switching devices is located on the back of at least one switching device and there primarily serves for mounting on a mounting rail.
  • the electric motor 40 is preferably also fastened with its rear side on the same mounting rail.
  • the operation of the invention is designed to cause the electric motor 40 to be rotated by a remote switch to provide one (or more) of power.
  • FIG. 1 shows the switching device 10.1 in the OFF position.
  • the shift linkage is designed such that by means of one rotation of the motor shaft 41, the one switching device 10.1 can be switched from its OFF position to its ON position.
  • a crank 42 is fixed, at the end of a pin 44 is trained, which is directed parallel to the motor shaft.
  • the pin 44 engages over a path S during one revolution of the motor shaft 41 to a pin 51 formed as a driver, which is attached to the first coupling element 30.
  • the driver on the first coupling element is directed perpendicularly away from the first coupling element 30 and toward the motor shaft.
  • the first coupling element 30 is articulated on the actuating shaft 12 via a one-armed lever 15 and has a second one-armed lever 11, 15 a parallel guide.
  • the coupling element 30 is mounted at both ends 22 on the levers 11, 15.
  • the axes of rotation of the two levers 15 and the motor shaft 41 are arranged mechanically parallel to each other.
  • the driver 44 arranged on the motor shaft 41 engages the driver 51 mounted on the coupling element 30 at least in an angular range W of 90 ° (or greater).
  • the coupling element is taken over a coupling path S and the switching device 10.1 in an angular range W of 90 ° (or greater) is actuated.
  • the switching device 10.1 locks in its ON position.
  • the rotational movement Dr of the electric motor 40 is turned off after one revolution of the electric motor 40.
  • the shutdown of the electric motor 40 via the actuation of a moving of the motor shaft 41 switching cam 45 via a micro-switch 48.
  • the latter is shown in more detail in Fig. 2.
  • the shift linkage is housed in a - not shown in the figures - housing.
  • the housing may be formed prismatic.
  • the housing is designed to be mountable, with its housing underside of the front side / operating side of the at least one switching device
  • the housing top is the housing bottom parallel and only the actuating shaft 12 is passed through the housing top.
  • the housing top can be designed as a removable lid. In a closed
  • Housing is thus visible only the actuating shaft 12 to the outside and a on the
  • Lever 11 may be freely rotatable in the described housing.
  • FIG. 2 shows a perspective view of a second arrangement according to the invention.
  • the shift linkage comprises the first coupling element 30 and a second coupling element 31, both of which are guided in parallel between the motor shaft 41 and the actuating shaft (s) 12.
  • First 30 and second coupling element 31 are hinged to the actuating shaft 12 via a double-armed lever 16.
  • the electric motor 40 and the two switching devices 10.1, 10.2 are in turn arranged side by side such that the actuating shafts 12 of the switching devices and motor shaft 41 are parallel.
  • the two switching devices 10.1, 10.2 are arranged on both sides of the motor shaft 41.
  • the shift linkage again comprises a crank 42 arranged on the motor shaft 41.
  • the crank engages via a pull rod 50 to a driver 51 'designed as a cylinder and attached to the first coupling element 30.
  • the pull rod 50 is supported at one end at the end 46 of the crank 42 and at the other end 53 is mounted via a sliding block 52 which is movable on the first coupling element.
  • the pull rod 50 can perform a sufficient linear movement for movement and full entrainment of the driver 51 'on the first
  • the ends of the coupling elements 30, 31 are in suspension openings, or on rotatable
  • FIG. 1 Retaining pin on the levers 15 (version of FIG. 1) or on the levers 16 (version of FIG. 2) mounted.
  • the coupling elements may be rigid in the form of two coupling rods. Alternatively, they can also be formed by taut ropes.
  • Figures 3A and 3B show two positions of the shift linkage and the motor shaft. 3A shows the situation of the motor shaft 41 in the starting position and the (or)
  • FIG. 3B shows the action of the shift linkage during the ON shift.
  • a switching cam 45 is screwed, which cooperates with a micro-switch 48.
  • the electric motor remains actuated until the motor shaft has made a complete turn, after which the switching cam 45 each the
  • Microswitch 48 is actuated. After one revolution, the relay of latching stops by a limit switch. During the revolution, the mechanism of the shift linkage and the actuation shafts of the two switching devices are rotated. After a quarter turn clockwise, the switchgear (s) is moved to the ON position. The motor drive enters the starting position and is immediately ready to start again at this position for the next switch-on command.
  • switching device in OFF is the one arm of the double-armed lever 16, to which the first coupling element is articulated, rotated in a position to the right.
  • the position of the one arm of the double-armed lever 16 has approximately an angle of 135 ° with respect to the line connecting both operating shafts of the switching devices.
  • the first coupling element 30 is shifted in an extreme position to the right.
  • the one arm of the double-armed lever and the first coupling element 30 thus assume an extreme shifted to the right position.
  • the crank 42 on the motor shaft 41 is in this position approximately parallel to the double-armed lever 16 and also has a position at an angle of about 135 ° relative to the line connecting both operating shafts of the switching devices.
  • the first coupling element 30 moves the double-armed lever 16 in
  • the actuating shafts have each made a 90 ° turn.
  • FIG. 3A it is indicated that two further coupling elements 30 'and 31' can be arranged beyond the double-armed lever 16. These coupling elements 30 ', 31' lead to a third, not shown switching device.
  • the third, or further switching device lies with its front side parallel to the front sides of the first two switching devices; Likewise, the actuating shaft of the further switching device is parallel to the motor shaft and the
  • Actuating shafts of the first two switching devices On the operating shaft of the other switching device is also a double-armed lever is present at the ends of the
  • Coupling elements 30 ', 31' then attack. Again, the coupling elements 30 ', 31' are guided in parallel.
  • the electric motor in this case should be designed so strong in its performance that it can muster the mechanical work to operate more than two switching devices.

Landscapes

  • Mechanisms For Operating Contacts (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)

Abstract

L'invention concerne un dispositif de réenclenchement motorisé à monter sur au moins un appareil de commutation électrique, en particulier sur un disjoncteur basse tension ou similaire. Le dispositif de commutation doit pouvoir être actionné de manière rotative dans une position en circuit et hors circuit par l'intermédiaire d'un bouton rotatif manuel. Les caractéristiques de l'invention consistent en ce • que le dispositif de réenclenchement comporte un moteur électrique (40) pourvu d'un arbre (41) de moteur, • l'arbre (41) de moteur pouvant être mis en liaison fonctionnelle avec l'arbre d'actionnement (12) d'au moins un appareil de commutation (10.1) par l'intermédiaire de tringles de manœuvre (30, 42, 50), • et les tringles de manœuvre (30, 42, 50) comportent un premier élément d'accouplement (30) avec lequel l'arbre (41) de moteur peut être relié à l'arbre d'actionnement (12) et les tringles de manœuvre sont conçues de telle manière qu'au moins un appareil de commutation (10.1) puisse être amené d'une position hors circuit dans une position en circuit au moyen d'une rotation de l'arbre (41) de moteur.
PCT/EP2013/054371 2012-03-08 2013-03-05 Dispositif de réenclenchement motorisé WO2013131894A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE112013001323.1T DE112013001323B4 (de) 2012-03-08 2013-03-05 Motorgetriebene Wiedereinschaltvorrichtung

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP12158628.3 2012-03-08
EP12158628.3A EP2637193A1 (fr) 2012-03-08 2012-03-08 Dispositif de réenclenchement motorisé

Publications (1)

Publication Number Publication Date
WO2013131894A1 true WO2013131894A1 (fr) 2013-09-12

Family

ID=47790237

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2013/054371 WO2013131894A1 (fr) 2012-03-08 2013-03-05 Dispositif de réenclenchement motorisé

Country Status (3)

Country Link
EP (1) EP2637193A1 (fr)
DE (1) DE112013001323B4 (fr)
WO (1) WO2013131894A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106057600A (zh) * 2016-08-05 2016-10-26 上海永继电气股份有限公司 断路器的重合闸装置
CN109524254A (zh) * 2019-01-10 2019-03-26 常熟开关制造有限公司(原常熟开关厂） 一种开关装置

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2831932A (en) * 1956-05-23 1958-04-22 Westinghouse Electric Corp Isolating switch
DE3022971A1 (de) 1979-06-25 1981-01-22 Gen Electric Leistungsschalter
DE9203532U1 (fr) 1992-03-17 1993-07-15 Kloeckner-Moeller Gmbh, 5300 Bonn, De
US5311161A (en) 1993-04-30 1994-05-10 General Electric Company Molded case circuit breaker motor operator interface assembly
FR2709867A1 (fr) 1993-09-08 1995-03-17 Bensadoun Michel Procédé et dispositif de réenclenchement d'un disjoncteur.
EP1465226A1 (fr) 2003-04-03 2004-10-06 Siemens Aktiengesellschaft Dispositif de commande pour appareil d'installation électrique et méthode correspondante
DE102008014129B4 (de) 2008-03-13 2009-12-31 Moeller Gmbh Schutzvorrichtung für Solarpanels

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2831932A (en) * 1956-05-23 1958-04-22 Westinghouse Electric Corp Isolating switch
DE3022971A1 (de) 1979-06-25 1981-01-22 Gen Electric Leistungsschalter
DE9203532U1 (fr) 1992-03-17 1993-07-15 Kloeckner-Moeller Gmbh, 5300 Bonn, De
US5311161A (en) 1993-04-30 1994-05-10 General Electric Company Molded case circuit breaker motor operator interface assembly
FR2709867A1 (fr) 1993-09-08 1995-03-17 Bensadoun Michel Procédé et dispositif de réenclenchement d'un disjoncteur.
EP1465226A1 (fr) 2003-04-03 2004-10-06 Siemens Aktiengesellschaft Dispositif de commande pour appareil d'installation électrique et méthode correspondante
DE102008014129B4 (de) 2008-03-13 2009-12-31 Moeller Gmbh Schutzvorrichtung für Solarpanels

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
KLÖCKER-MOELLER, SCHUTZSCHALTER, BAUART, QUALITÄTSSICHERUNG, 1 January 1971 (1971-01-01)
KLÖCKNER-MOELLER ED - KLÖCKNER-MOELLER: "Schutzschalter. Bauart, Qualitätssicherung", 1 January 1971, SCHUTZSCHALTER. BAUART, QUALITÄTSSICHERUNG,, PAGE(S) 1 - 9, XP007920895 *
KLOECKNER MOELLER: "Montageanweisung Kloeckner Moeller", 19911101, 1 November 1991 (1991-11-01), pages 1, XP007920872 *
KLOECKNER MOELLER: "Montageanweisung Moeller", 19990401, 1 April 1999 (1999-04-01), pages 1 - 2, XP007920873 *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106057600A (zh) * 2016-08-05 2016-10-26 上海永继电气股份有限公司 断路器的重合闸装置
CN106057600B (zh) * 2016-08-05 2023-09-19 上海永继电气股份有限公司 断路器的重合闸装置
CN109524254A (zh) * 2019-01-10 2019-03-26 常熟开关制造有限公司(原常熟开关厂） 一种开关装置
CN109524254B (zh) * 2019-01-10 2024-03-26 常熟开关制造有限公司(原常熟开关厂） 一种开关装置

Also Published As

Publication number Publication date
EP2637193A1 (fr) 2013-09-11
DE112013001323A5 (de) 2014-12-18
DE112013001323B4 (de) 2023-11-16

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