EP1587116A1 - Dispositif de verrouillage pour appareil de commutation pour installation - Google Patents

Dispositif de verrouillage pour appareil de commutation pour installation Download PDF

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Publication number
EP1587116A1
EP1587116A1 EP05007016A EP05007016A EP1587116A1 EP 1587116 A1 EP1587116 A1 EP 1587116A1 EP 05007016 A EP05007016 A EP 05007016A EP 05007016 A EP05007016 A EP 05007016A EP 1587116 A1 EP1587116 A1 EP 1587116A1
Authority
EP
European Patent Office
Prior art keywords
lever
actuating
trigger lever
switching device
trigger
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.)
Withdrawn
Application number
EP05007016A
Other languages
German (de)
English (en)
Inventor
Joachim Dipl.-Ing. Körner
Joachim Majewski
Erwin Dipl.-Ing. Muders
Klaus-Peter Dipl.-Ing. Eppe
Hermann Schmitt
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.)
ABB Patent GmbH
Original Assignee
ABB Patent 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 ABB Patent GmbH filed Critical ABB Patent GmbH
Publication of EP1587116A1 publication Critical patent/EP1587116A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/20—Interlocking, locking, or latching mechanisms
    • H01H9/28—Interlocking, locking, or latching mechanisms for locking switch parts by a key or equivalent removable member
    • H01H9/285—Locking mechanisms incorporated in the switch assembly and operable by a key or a special tool
    • 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
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/128—Manual release or trip mechanisms, e.g. for test purposes

Definitions

  • the invention relates to a locking device for preventing the unauthorized Turning on an installation switching device whose switching mechanism by a release lever is brought from a Verklinkungs- in a EntklinkungsSh, according to the preamble of claim 1.
  • Installation switching devices such as a main fuse switch or a circuit breaker, usually comprise at least one contact point, which from a fixed and one located on a contact lever movable contact piece is formed, inlet and outlet terminals, a control lever for the operation of outside and a derailleur, which is actuated by the operating lever and the with the Contact lever cooperates so that in a VerklinkungsSullivan the rear derailleur closed the contact point, and in a EntklinkungsSullivan the rear derailleur Contact point is permanently open. With verklinktem derailleur can therefore power from the Input to the output terminal flow over the contact point, with unlatched Rear derailleur is interrupted this rung.
  • the derailleur can be brought into the latched state, ie switched on, or brought into the unlatched state, that is turned off.
  • the release lever in the latching position is located, the rear derailleur can be latched by the operating lever.
  • the release lever is in the unlatched position, this disengages Rear derailleur, if it was previously latched.
  • the release lever is by a fetlock spring in the Verklinkungs vitesdian held.
  • the corresponding triggering device on the release lever that he briefly out the latching goes into the unlatching position, so that the rear derailleur itself Unlatched, and then immediately returned from the Fetelfeder in the Verklinkungswolf becomes.
  • the object is achieved with respect to the locking device by the characterizing Characteristics of claim 1, and with respect to the service switching device through the characterizing features of claim 13.
  • a tripping lever adjusting device arranged from outside the service switching device so between one switch-on and one switch-off position is adjustable, that in the off position the release lever is held in Entklinkungswolf.
  • the release lever is held in the Entklinkungswolf as long as the release lever actuator remains in the off position, and only when the trigger lever actuator is returned to the on position, is also the release lever released again, and then, for example, by a restraining spring in his Verklinkungswolf to be spent.
  • the trigger lever adjusting device can only be operated by means of a special tool.
  • a special tool can only be authorized by organizational means Persons, for example the maintenance and commissioning staff of the RU be made accessible.
  • the locking device for preventing unauthorized switching is through the trip lever actuating device according to the invention inside the service switching device integrated. The need for an additional, externally attached locking part eliminated.
  • the release lever adjusting device comprises an actuating part, which in the off position, a trigger lever actuating slide moved to a unlatching position in which the release lever is held in the unlocking position by the release lever-actuating slide.
  • the control part can be a perpendicular to the direction of the release lever-actuating slide oriented axis rotatably mounted body with an eccentric Extension be, with the eccentric extension in the off position the trigger lever-actuating slide is held in the Entklinkungslage.
  • the control part can also be, for example, a screw whose direction of movement runs parallel to the direction of displacement of the trigger lever-actuating slide.
  • the actuating part from outside the device housing can be actuated by a special tool on an operating side. It can do that Setting part advantageously be designed so that it on its operating side a Having adapted to the engaging special tool recess.
  • the recess has a circular depression with a hexagonal bottom recess is in the middle of a cuboid Pivot lifts parallel to the axis of rotation of the control.
  • the special tool with which Help the authorized personnel can operate the control unit is then a key in the center has a corresponding cuboid recess and the rest one adapted to the hexagonal bottom recess and the circular recess Has outer peripheral contour.
  • a further very advantageous embodiment of the invention is characterized in that in that in that the trigger lever actuator comprises an optical position indicator.
  • the trigger lever actuator comprises an optical position indicator.
  • the trigger lever actuator can be a radially molded on the operating side projection, the in the manner of a display nose indicates the position.
  • the lead could be so be formed so that when the locking device in the off position itself is transverse to the longitudinal direction of the installation switching device shows, and in the on position of the locking device according to parallel to the longitudinal direction of the service switching device shows.
  • access to the trigger lever actuator by a cover on the outside the service switching device can be blocked .
  • the cover can additionally be locked by a lock.
  • An inventive installation switching device comprises a locking device according to the invention as described above.
  • a locking device according to the invention as described above.
  • the operating side of the trigger lever actuator while the front front panel appropriate.
  • the operating side of the trigger lever actuator can but also be attached to a front device narrow side.
  • Fig. 1 shows an installation switching device 1, which here for example a fuse main switch is.
  • Fig. 1 the top view of the front side 3 is shown in perspective.
  • the front 3 is divided into a front front 5 and two rear front sides 7.
  • One of the two broad sides 9 is visible in Fig. 1 as well as a rear narrow side 11 and the two front narrow sides 13 and 15.
  • an operating lever 17 is mounted, with which the service switching device on or can be turned off.
  • the operating side 19 of the control part 21 is visible.
  • the control part 21 is part of a tripping lever actuating device arranged in the interior of the service switching device 1.
  • FIG. 2 shows in a schematic block diagram the mode of operation of a device according to the invention Service switching device.
  • the dashed square represents the insulating material housing of the service switching device according to the invention.
  • Inside the Installation switching device is the main current path 32, which is an input terminal 34 conductively connected to an output terminal 36.
  • a contact point 38 Between the entrance and the output terminal is arranged in the main current path 32, a contact point 38. It comprises a contact lever 40 with a movable contact piece 42 and a fixed contact piece 44.
  • a rear derailleur 46 Associated with the contact point 38 is a rear derailleur 46. This has a mechanical effect the contact lever 40 together so that the contact point 38 at entklinktem rear derailleur 46 is open and closed with latched rear derailleur 46.
  • the mechanical Interaction is symbolized by arrow N.
  • the rear derailleur 46 can be from the outside by an actuating lever 48 actuate. Inside the switching device is still a triggering device 50 is provided, which via a release lever on the Derailleur 46 acts, and thus unlocks the rear derailleur when triggered.
  • the triggering device 50 can be a thermal release for overcurrent protection or a magnetic release for short circuit current protection. Up to here corresponds to that shown in Fig. 2 schematic internal structure of a service switching device of the prior art.
  • New in the switching device according to the invention is an externally operable, but in the Inside the switching device arranged release lever actuator 52. This acts with the rear derailleur 46 together, as indicated by the connecting line in Fig. 2.
  • the exact nature of the interaction of a trip lever actuating device according to the invention is shown in FIGS. 3 and 4.
  • Fig. 3 shows schematically a switching mechanism 60 with a tripping lever actuating device according to the invention 62, which a trigger lever-actuating slide 78, with a Locking and a Stellfortsatz 82, 84 and an actuating part 90 includes, wherein the Derailleur 60 is in the off position.
  • the derailleur 60 includes a Derailleur base body 64, indicated here only schematically, the one not closer described, as trained according to the prior art, mechanical Derailleur includes.
  • the rear derailleur 60 of the contact lever 66 cooperates, to whose free end is the movable contact piece 68.
  • the solid contact piece 70 is indicated only schematically in its position and without electrical contact shown.
  • an actuating lever 72 is mounted, shown in Fig. 3 with solid lines located in the off position is. From this switch-off position, he can be brought into the closed position, which indicated by the dashed line position 72a of the actuating lever is.
  • the switching mechanism 60 includes a trigger lever 74. This is in Fig. 3 in his Entklinkungs ein shown.
  • the trigger lever 74 in the one shown in Fig. 3 Entklinkungswolf is located, the rear derailleur 60 is unlatched and the contact lever 66 opens the contact point, made up of solid and mobile Contact piece 68, 70.
  • the slider 78 has in the one shown in FIG schematic representation substantially the shape of a rectangular plate, on whose one end a second extension 80 is L-shaped.
  • the second extension 80 is in mechanical operative connection with the tripping device of the service switching device (not shown here). If the tripping device of the service switching device triggers, it spends the slider 78 in the in Fig. 3 shown Off position.
  • conventional service switching devices ends the interaction of the triggering device with the slide 78 briefly after the triggering event, so that the slider 78 then back towards the Double arrow S is freely movable.
  • the rear derailleur 60 provides a restraining spring (here not shown) on the trigger lever 74 that this after the triggering Effect of the trigger device spent back into its Verklinkungswolf is, so that the rear derailleur latched by the operating lever 72 again and can be turned on.
  • the slider 78 is on its second extension opposite end extended to the locking extension 82.
  • the free end of the locking extension 82 is perpendicular to Longitudinal direction of the same of the actuating extension 84 formed, in fact substantially perpendicular to the longitudinal extension direction of the locking extension 82.
  • the control part 90 is attached.
  • the actuator 90 is a around a direction perpendicular to the direction S of the trigger lever operating slide oriented axis rotatably mounted body with an eccentric extension 92.
  • Das Control part 90 is of its the eccentric extension 92 opposite operating side 94 operable by a tool, where to operate means that Setting part is rotated about the axis 96.
  • Fig. 4 shows the switching mechanism 60 in the on state.
  • the actuator 90 is included rotated by an actuator in such a position that the eccentric extension 92 releases the actuating extension 84, so that by the connection of the locking extension 82 formed with the trigger lever slide 78 part in the Displacement direction S is movable.
  • the trigger 74 is activated by the force of the rear derailleur 60, not shown here, restraint spring in its Verklinkungswolf has spent and has the trigger actuating lever 78 in the direction of displacement S moves to the left.
  • the rear derailleur 60th be turned on, so that the contact lever 66, the contact point, formed from the movable and the fixed contact piece 68, 70, closes.
  • the actuator 90 is located thus in the closed position.
  • this switch-on position has a on, the eccentric extension 92 opposite, operating side 94 mounted orientation nose 96 in the direction of the displacement direction S.
  • this orientation nose is not visible because it is rotated 90 degrees points into the plane and therefore is covered by the control part 90.
  • Fig. 5 shows a realized embodiment of a switching mechanism according to the invention 100 with a trigger lever actuator 102 according to the invention. It can be seen the cylindrical actuator 104 of the operating side 106. At the operating side 106 is a cylindrical recess 108 is introduced, from the center of a cuboid Pin 110 protrudes. On the outer circumference of the actuator 104, on the operator side 106, an orientation nose 112 can be seen, which is the current position of the setting part 104 indicates to the outside. On the operator side 106 opposite side is an eccentric extension 114 formed on the actuator 104. In that shown in Fig.
  • the Turn actuator 104 To turn the rear derailleur by the operating lever, the Turn actuator 104 a quarter turn clockwise. Then the orientation nose shows 112 in the direction opposite to the operating lever 124, and the eccentric Extension 114 is the Stellfortsatz 116. In this position, then the release lever 122, acted upon by the restoring force of a restraining spring, which is inside the Rear derailleur 100 arranged here but is not visible, in the direction of the contact lever 126 are moved. It is moved over the extension 120 the trigger lever operating slide 118 with in the direction of the contact lever 126 to move. The trigger lever 122 thus moves to move into its Verklinkungswolf. In This Verklinkungswolf can then the rear derailleur by the operating lever 124th be turned on again. From the outside, this switch-on is recognizable by the Position of the orientation nose 112.

Landscapes

  • Switch Cases, Indication, And Locking (AREA)
EP05007016A 2004-04-16 2005-03-31 Dispositif de verrouillage pour appareil de commutation pour installation Withdrawn EP1587116A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE200410019174 DE102004019174B4 (de) 2004-04-16 2004-04-16 Verriegelungsvorrichtung für ein Installationsschaltgerät
DE102004019174 2004-04-16

Publications (1)

Publication Number Publication Date
EP1587116A1 true EP1587116A1 (fr) 2005-10-19

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP05007016A Withdrawn EP1587116A1 (fr) 2004-04-16 2005-03-31 Dispositif de verrouillage pour appareil de commutation pour installation

Country Status (2)

Country Link
EP (1) EP1587116A1 (fr)
DE (1) DE102004019174B4 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2443452A (en) * 2006-11-03 2008-05-07 Novar Ed & S Ltd Electric switch assemblies
WO2008128672A3 (fr) * 2007-04-19 2009-05-14 Abb Ag Dispositif de verrouillage pour un appareil de coupure d'installation
EP2797097A1 (fr) * 2013-04-28 2014-10-29 Siemens Aktiengesellschaft Disjoncteur avec mécanisme de verrouillage
WO2015181086A1 (fr) * 2014-05-30 2015-12-03 Eaton Electrical Ip Gmbh & Co. Kg Appareil de commutation à dispositif de verrouillage

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1981055A1 (fr) 2007-04-13 2008-10-15 Abb Ag Commutateur d'installation et système de compteur de courant
DE102008017932A1 (de) 2007-04-13 2008-10-16 Abb Ag Installationsschalter und Stromzählersystem

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3657672A (en) * 1970-09-24 1972-04-18 Westinghouse Electric Corp Circuit breaker with manual trip structure
DE8816037U1 (de) * 1988-12-24 1989-02-16 Christian Geyer GmbH & Co, 8500 Nürnberg Elektrischer Schalter
DE29609857U1 (de) * 1996-06-04 1996-08-22 Geyer AG, 90441 Nürnberg Schaltstellungssperreinrichtung
DE10147371C1 (de) * 2001-09-26 2003-01-23 Siemens Ag Schaltgerät mit Klemmenverriegelung

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3657672A (en) * 1970-09-24 1972-04-18 Westinghouse Electric Corp Circuit breaker with manual trip structure
DE8816037U1 (de) * 1988-12-24 1989-02-16 Christian Geyer GmbH & Co, 8500 Nürnberg Elektrischer Schalter
DE29609857U1 (de) * 1996-06-04 1996-08-22 Geyer AG, 90441 Nürnberg Schaltstellungssperreinrichtung
DE10147371C1 (de) * 2001-09-26 2003-01-23 Siemens Ag Schaltgerät mit Klemmenverriegelung

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2443452A (en) * 2006-11-03 2008-05-07 Novar Ed & S Ltd Electric switch assemblies
WO2008128672A3 (fr) * 2007-04-19 2009-05-14 Abb Ag Dispositif de verrouillage pour un appareil de coupure d'installation
CN101681733B (zh) * 2007-04-19 2012-08-29 Abb股份有限公司 室内布线开关设备锁定装置
EP2797097A1 (fr) * 2013-04-28 2014-10-29 Siemens Aktiengesellschaft Disjoncteur avec mécanisme de verrouillage
US9147547B2 (en) 2013-04-28 2015-09-29 Siemens Aktiengesellschaft Circuit breaker
WO2015181086A1 (fr) * 2014-05-30 2015-12-03 Eaton Electrical Ip Gmbh & Co. Kg Appareil de commutation à dispositif de verrouillage

Also Published As

Publication number Publication date
DE102004019174B4 (de) 2012-09-06
DE102004019174A1 (de) 2005-11-17

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