EP2849286A1 - Klemme mit doppeltem elektrischem Anschlusssystem, insbesondere für ein elektrisches Niedrigspannungs-Schutzgerät, und eine solche Klemme umfassendes Gerät - Google Patents

Klemme mit doppeltem elektrischem Anschlusssystem, insbesondere für ein elektrisches Niedrigspannungs-Schutzgerät, und eine solche Klemme umfassendes Gerät Download PDF

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Publication number
EP2849286A1
EP2849286A1 EP14171705.8A EP14171705A EP2849286A1 EP 2849286 A1 EP2849286 A1 EP 2849286A1 EP 14171705 A EP14171705 A EP 14171705A EP 2849286 A1 EP2849286 A1 EP 2849286A1
Authority
EP
European Patent Office
Prior art keywords
cable
terminal
screw
connection
cage
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Withdrawn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
EP14171705.8A
Other languages
English (en)
French (fr)
Inventor
Yves Belin
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.)
Schneider Electric Industries SAS
Original Assignee
Schneider Electric Industries SAS
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 Schneider Electric Industries SAS filed Critical Schneider Electric Industries SAS
Publication of EP2849286A1 publication Critical patent/EP2849286A1/de
Withdrawn legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/28—Clamped connections, spring connections
    • H01R4/30—Clamped connections, spring connections utilising a screw or nut clamping member
    • H01R4/36—Conductive members located under tip of screw
    • H01R4/363—Conductive members located under tip of screw with intermediate part between tip and conductive member
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/28—Clamped connections, spring connections
    • H01R4/48—Clamped connections, spring connections utilising a spring, clip, or other resilient member
    • H01R4/4809—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar
    • H01R4/48185—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar adapted for axial insertion of a wire end

Definitions

  • the present invention relates to an electrical connection terminal of a cable said first to the connection range of an electrical apparatus, said terminal comprising a cage having a wall through which is screwed an actuating screw of the terminal, the actuation of the screw causing the relative movement between the cage and the screw, the connection of the cable said first to the aforementioned connection range being obtained by clamping said cable between the connection pad and either the cage or the screw, during the screwing the screw in the direction of the connection.
  • These simple terminals are generally of the type with screw connection and may comprise for example a cage mounted movable in translation relative to the housing of the apparatus and adapted to be moved relative to this housing by means of a screw.
  • This screw passes through a portion of the housing and the cage, and its actuation can cause either the translation of the cage so as to allow the clamping of a conductor (or two conductors) between a connecting range of the apparatus and the cage, ie the translation of the screw so as to make the clamping connection of the conductor between the end of the screw and the connection pad.
  • Dual terminals are also known comprising a screw-type connection system for receiving a cable, as previously mentioned, which is associated with a quick-type connection system for receiving a comb tooth, said comb being intended for allow the power supply of the devices and to be powered itself by means of the aforementioned cable.
  • Such a terminal with a double connection system is described for example in the document EP 0 865 128 or the document FR 2 894 722 .
  • the quick-type connection systems comprise resilient means, generally comprising a spring, and are intended to provide the connection of teeth belonging to a comb, said teeth being force-insertable inside the elastic means by virtue of their flat shape. and the rigidity of the teeth.
  • the present invention solves these disadvantages and proposes a connection terminal of the double connection type, of simple design, making it possible to connect one device to one or two cables in a rapid manner.
  • Another object of the invention is to provide such a terminal which can be mounted on all current pre-wired devices.
  • Another object of the invention is to provide such a terminal which can be made from a terminal of the standard screw connection type, enjoying all the advantages provided by this terminal, the quick connection system can be added or not, or disassembled then, so as to find a terminal type standard screw connection, the quick type connection system does not interfere with standard base systems during operation.
  • connection terminal of the kind mentioned above, this terminal being characterized in that it further comprises means for connecting a cable said second, said connection means being of the rapid type comprising a spring, the connection and disconnection of this second cable being performed after an action exerted on the screw so as to cause compression of the aforementioned spring, this compression making it easier to insert the so-called second cable into the terminal, or to release the cable to facilitate its removal from this terminal.
  • the aforesaid cage is mounted movable in translation relative to the housing of the apparatus, and the aforementioned actuating screw is rotatably mounted about its longitudinal axis relative to the housing of the apparatus, such so that the screwing of the screw causes the displacement in translation of the cage between a connection position and a disconnection position of said first cable.
  • the aforesaid action on the screw consists in exerting a pressure on this screw so as to drive the cage in translation, which cage co-operates with the spring so as to compress it during this action exerted on the screw.
  • this terminal comprises a U-shaped connection pad integral with the housing of the apparatus and mounted inside the cage, and a spring blade fixedly mounted within said range, the connection said first cable being made by clamping said cable between the cage and one said one of the wings of the aforementioned U.
  • connection of said second cable is made by clamping said cable between the spring blade and the other, said second, wings of the aforementioned U.
  • the quick-connect system can be added or not, or disassembled afterwards, so as to find a terminal of the standard screw connection type, the quick-type connection system does not interfere with the standard basic systems when its operation.
  • the aforementioned cage comprises at least one projecting element adapted to cooperate with the aforementioned spring during the translation of the cage so as to compress said spring during the aforementioned action exerted on the screw, this compression of the spring being intended to facilitate the insertion or removal of said second cable.
  • the aforementioned cage comprises two main walls facing each other, a so-called upper wall traversed by the screw, and a bottom wall intended to cooperate with the so-called first cable, and the two main walls respectively comprise on their internal faces. , two pads directed towards the inside of the cage and intended to cooperate with the aforementioned spring.
  • the subject of the invention is also an electrical apparatus comprising at least one connection terminal comprising the previously mentioned characteristics taken alone or in combination.
  • this apparatus is an electrical protection device.
  • this apparatus is a low voltage electrical circuit breaker.
  • a modular low-voltage circuit breaker intended to be mounted on a mounting rail R and equipped with a terminal B according to a preferred embodiment of the invention, said terminal being intended to ensure the electrical connection of the internal conductors circuit breaker, either to the electrical network or to other modular electrical appliances.
  • the circuit-breaker housing has two ports 1.2 for access to the terminal intended to respectively allow the introduction of two cables 3,4, said cables being intended to cooperate respectively with screw connection means 5 and quick spring type connection means 6.
  • This bound B comprises in a manner known per se a cage C comprising four walls 7,8,9,10 delimiting an opening 11 of substantially parallelepiped shape, said cage C being slidably mounted in a housing 12 provided inside the casing of the circuit breaker and being adapted to be displaced in translation by means of an actuating screw 13 screwed into one of the walls of the cage and rotatably mounted relative to the housing of the apparatus, between a connection position and a disconnection position from the terminal.
  • This terminal also comprises a U-shaped connection pad 14 mounted inside the aforementioned opening 11 of the cage C and intended to be electrically connected to the internal conductors of the apparatus.
  • a pin-shaped leaf spring 15 having a first end portion 16 intended to be fixed to a said first one, the wings of the aforementioned U of the beach, and a free end portion 18 adapted to be brought into abutment on a cable 4 so as to ensure the clamping of this cable between the other said second wing 19 of said U and said free end portion 18 of the spring blade 15 when such a cable 4 is introduced into the terminal.
  • the aforementioned screw connection means 5 consist mainly of the cage C adapted to be driven by the screw 13, and said first wing 17 of the range, a cable said first 3 being adapted to be clamped between the cage C and this wing 17 during the actuation of the screw 13 in the direction of a connection.
  • the quick-type connection means 6 consist mainly of this spring blade 15 cooperating with the second flange 19 of the U of the beach so as to clamp a second said cable 4 between these two elements. 19.
  • the two main walls 9,10 of the cage C have on their inner faces two studs 20,21 extending towards the inside of the cage C and intended to cooperate with the spring blade 15 in order to release the orifice 2 introduction of so-called quick connection means 6 and allow the electrical connection of the cable 4 said second, and facilitate its removal, as will be explained in the following.
  • terminal B is in the position ready for insertion of a cable 4 into the orifice 2 associated with the fast type connection means 6.
  • the terminal is in the connection position of two cables 3,4 cooperating respectively with the quick-type connection means 6 and the screw connection means 5.
  • the cage C has therefore been brought to the upper position after the screwing of the 13.
  • the cable said first 3 is clamped between the bottom wall 8 of the cage C and one, said first 17, the wings of the U formed by the connecting pad 14, while the cable says second 4 is clamped between the leaf spring 15 and the other said second 19, the wings of the aforementioned U.
  • connection terminal of the double connection type of simple design, which makes it possible to connect one device to one or two cables in a rapid manner.
  • This terminal can be mounted on all current pre-wired devices. It is therefore possible to have only one range to which this additional function can be added by integrating using one or more terminals according to the invention.
  • this terminal according to the invention can easily be made from a terminal type standard screw connection, enjoying all the benefits provided by the latter terminal, the quick connect system can be added or not, or disassembled then on demand.
  • screw connection means can receive two cables instead of a single cable, as in the embodiment described above.

Landscapes

  • Connections Arranged To Contact A Plurality Of Conductors (AREA)
EP14171705.8A 2013-09-17 2014-06-10 Klemme mit doppeltem elektrischem Anschlusssystem, insbesondere für ein elektrisches Niedrigspannungs-Schutzgerät, und eine solche Klemme umfassendes Gerät Withdrawn EP2849286A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1358923A FR3010838B1 (fr) 2013-09-17 2013-09-17 Borne a double systeme de raccordement electrique, en particulier pour un appareil de protection electrique basse tension, et appareil comportant une telle borne

Publications (1)

Publication Number Publication Date
EP2849286A1 true EP2849286A1 (de) 2015-03-18

Family

ID=49713242

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14171705.8A Withdrawn EP2849286A1 (de) 2013-09-17 2014-06-10 Klemme mit doppeltem elektrischem Anschlusssystem, insbesondere für ein elektrisches Niedrigspannungs-Schutzgerät, und eine solche Klemme umfassendes Gerät

Country Status (3)

Country Link
EP (1) EP2849286A1 (de)
CN (1) CN204668510U (de)
FR (1) FR3010838B1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111869011B (zh) * 2018-03-13 2022-05-24 威德米勒界面有限公司及两合公司 用于导体的弹力端子

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1100123B (de) * 1955-01-07 1961-02-23 Dr Friedrich Wieland Klemme fuer elektrische Leiter
DE2107218A1 (de) * 1971-02-16 1972-08-24 Siemens Ag Elektrisches Installationsgerät
EP0865128A1 (de) 1997-03-10 1998-09-16 Siemens Aktiengesellschaft Verteilungsanlage
EP1213792A1 (de) * 2000-12-11 2002-06-12 Hager Electro S.A. Bistabile elektrische Anschlussklemme
EP1796214A1 (de) * 2005-12-09 2007-06-13 Schneider Electric Industries Sas Elektrische Anschlussklemme und Elektrisches Schaltgerät mit einer solchen Anschlussklemme
EP2429037A1 (de) * 2010-09-14 2012-03-14 Siemens Aktiengesellschaft Rahmenklemmelement für elektromechanische Schaltgeräte mit integriertem Anschlussstück

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1100123B (de) * 1955-01-07 1961-02-23 Dr Friedrich Wieland Klemme fuer elektrische Leiter
DE2107218A1 (de) * 1971-02-16 1972-08-24 Siemens Ag Elektrisches Installationsgerät
EP0865128A1 (de) 1997-03-10 1998-09-16 Siemens Aktiengesellschaft Verteilungsanlage
EP1213792A1 (de) * 2000-12-11 2002-06-12 Hager Electro S.A. Bistabile elektrische Anschlussklemme
EP1796214A1 (de) * 2005-12-09 2007-06-13 Schneider Electric Industries Sas Elektrische Anschlussklemme und Elektrisches Schaltgerät mit einer solchen Anschlussklemme
FR2894722A1 (fr) 2005-12-09 2007-06-15 Schneider Electric Ind Sas Borne de connexion electrique et appareil electrique de coupure comportant une telle borne
EP2429037A1 (de) * 2010-09-14 2012-03-14 Siemens Aktiengesellschaft Rahmenklemmelement für elektromechanische Schaltgeräte mit integriertem Anschlussstück

Also Published As

Publication number Publication date
FR3010838A1 (fr) 2015-03-20
FR3010838B1 (fr) 2015-10-16
CN204668510U (zh) 2015-09-23

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