EP0817318A1 - Anschlussbuchse für Kammformige Sammelschiene insbesondere für modulare elektrische Geräte - Google Patents

Anschlussbuchse für Kammformige Sammelschiene insbesondere für modulare elektrische Geräte Download PDF

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Publication number
EP0817318A1
EP0817318A1 EP97401194A EP97401194A EP0817318A1 EP 0817318 A1 EP0817318 A1 EP 0817318A1 EP 97401194 A EP97401194 A EP 97401194A EP 97401194 A EP97401194 A EP 97401194A EP 0817318 A1 EP0817318 A1 EP 0817318A1
Authority
EP
European Patent Office
Prior art keywords
terminal according
arrival terminal
conduction
insulating
active part
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.)
Granted
Application number
EP97401194A
Other languages
English (en)
French (fr)
Other versions
EP0817318B1 (de
Inventor
Jacques Guelin
Pierre Mazabraud
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.)
Legrand SNC
Legrand France SA
Original Assignee
Legrand SA
Legrand SNC
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 Legrand SA, Legrand SNC filed Critical Legrand SA
Publication of EP0817318A1 publication Critical patent/EP0817318A1/de
Application granted granted Critical
Publication of EP0817318B1 publication Critical patent/EP0817318B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H01R9/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, e.g. terminal strips or terminal blocks; Terminals or binding posts mounted upon a base or in a case; Bases therefor
    • H01R9/22—Bases, e.g. strip, block, panel
    • H01R9/223—Insulating enclosures for terminals
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R31/00—Coupling parts supported only by co-operation with counterpart
    • H01R31/08—Short-circuiting members for bridging contacts in a counterpart
    • H01R31/085—Short circuiting bus-strips
    • 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
    • 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
    • H01R4/70—Insulation of connections

Definitions

  • the present invention relates generally comb-shaped power bars of the type implemented for example for the joint service of a plurality of modular electrical devices aligned side by side side by side on the same support.
  • these bars feed comprise, transversely, from place to place, following a regular pitch, a plurality of teeth, through which they are suitable for engaging with the connection terminal concerned with these modular electrical devices or, at least, that of some of them.
  • the present invention relates more particularly to the arrival terminal that is usual to associate with such a bar power supply to ensure its own connection to a electrical conductor capable of connecting it to any power supply.
  • This arrival terminal generally includes a conductive active part, and, coating at least in part this one, an insulating envelope, the active part forming by itself, on the one hand, a connection pad, which, for allow the engagement of an electrical conductor to be connected, present, at the right of an opening of the insulating envelope, at minus a conductor entry, and, on the other hand, a tab conduction, which projects out of the insulating envelope, and which, especially when the beam of the bar supply is protected by an insulating sheath, is intended to be superimposed, at least locally, on a tooth this power bar, for contact with this tooth and joint engagement with it in the connection terminal correspondent of any of the electrical appliances modules concerned.
  • the present invention generally has for object an incoming terminal for shaped power bar comb free from these drawbacks and further having other advantages.
  • connection pad of its active part has at least two conductor inputs, and in that, with its insulating envelope, which has, at the same time, at least two openings, in correspondence, each respectively, with the two entries of conductor of the connection pad of the active part, it is associated with at least one closing flap capable of closing at the asks for one of these openings.
  • these two driver inputs can be aligned back to back in an alignment direction perpendicular to the plane passing through the axis of the tapped hole which intersects them and by the direction of elongation of the conduction tab, and therefore parallel to the sill the power bar.
  • the unused driver input is duly closed by the closing flap provided for this purpose.
  • the arrival terminal according to the invention has a relatively small footprint and its behavior, wired, is particularly satisfactory.
  • the insulating envelope of the terminal of arrival comprises an upper portion, bell-shaped, by which it is adapted to cap the connection pad of the active part, and a bottom flap, which, articulated at the upper portion, is able to extend under this connection pad.
  • the insulating jacket has two lateral extensions, one upper, the other lower, by which it is able to enclose the root section of the conduction tab.
  • the conduction tab of the part active successively comprises two sections from the stud connection, the end section has a greater thickness to that of the root stretch.
  • the conduction tab of the arrival terminal according to the invention can either overlap above or below a tooth on the bar feed.
  • the arrival terminal according to the invention is then suitable as well in case the corresponding connection terminal of the modular electrical appliance concerned is a terminal of the type says to plate, that in case it is a terminal of the type said elevator, which further facilitates its reusability during a possible modification of the installation in which it intervenes.
  • the arrival terminal 10 is intended to be associated with a bar supply 11, which, in the general form of a comb, comprises, on the one hand, a sill 12, and, on the other hand, from transversely from place to place of this sill 12, following a regular step, teeth 13.
  • a bar supply 11 which, in the general form of a comb, comprises, on the one hand, a sill 12, and, on the other hand, from transversely from place to place of this sill 12, following a regular step, teeth 13.
  • the sill 12 of the power bar 11 is surrounded by a sheath insulating 14.
  • the arrival terminal 10 comprises, on the one hand, an active part 16, which is conductive, and, on the other hand, coating at least partly this active part 16, an insulating envelope 17.
  • the active part 16 itself comprises, on the one hand, a connection pad 18, which, to allow the engagement of a electrical conductor 19 to be connected, present, at the right of a opening 20 of the insulating jacket 17, at least one entry conductor 21, and, on the other hand, a conduction tab 22, which, intended to overlap, at least locally, according to modalities described in more detail later, at a tooth 13 of the feed bar 11, for contact therewith, protrudes from the insulating jacket 17.
  • the active part 16 also includes a screw clamp 23 intended to cooperate in screwing with a bore threaded 24 of the connection pad 18 which crosses transversely the conductor input 21 thereof.
  • connection pad 18 of the active part 16 has at least two conductor inputs 21, and to the insulating envelope 17, which comprises, jointly, at least two openings 20, in correspondence, each respectively, with the two conductor inputs 21 of the pad 18 of the active part 16, it is associated with at least a closing flap 26 capable of closing one of the these openings 20.
  • the stud 18 of the active part 16 has, overall, a parallelepiped outline, and, for example, cubic.
  • the insulating jacket 17 itself only has two openings 20.
  • connection pad 18 extends on either side of its tapped hole 24, opening one and the other therein, and they are therefore aligned back to back in a direction of alignment D1 with respect to which the tongue of conduction 22 extends transversely.
  • the axis A of the threaded bore 24 is perpendicular to the direction of elongation D2 of the conduction tongue 22, and the direction of alignment D1 of the two conductor inputs 21 is perpendicular to the plane passing through this axis A and through this direction of elongation D2.
  • the conduction tab 22 of the active part 16 comprises, successively, from connection pad 18, two sections, namely, a root section 28, by which it is attached in one piece to this connection pad 18, and a end section 29, by which it is intended to come in contact with a tooth 13 of the feed bar 11.
  • the root section 28 extends halfway up the stud connection 18, perpendicular to the corresponding face of it, along a width L1, which, in practice, is equal to that of this face.
  • the end section 29 extends along a smaller width L2, while being centered relative to the root segment 28.
  • this section end 29 a perpendicular to the following direction which it should be applied to a tooth 13 of the bar supply 11, a thickness E2 greater than that El of root segment 28.
  • the end section 29 comprises, with respect to the thickness El of the root section 28, an additional thickness E'2, E “2 on one and the other of its two main faces 30, 31, that is to say on both of the two faces which extend perpendicular to the direction in which it is intended to be superimposed on a tooth 13 of the bar supply 11.
  • the extra thickness E'2 on the main face 30 upper end section 29 is greater than the extra thickness E "2 on its lower main face 31.
  • the management according to which the end section 29 is intended to be superimposed on a tooth 13 of the feed bar 11 is parallel to the axis A of the threaded bore 24 of the connection pad 18.
  • one and the other of these main faces 30, 31 are each connected respectively by a chamfer 32, 33 at the root section 28.
  • the root section 28 has a rectangular outline elongated in the direction of alignment D1 of the conductor inputs 21 of the connection pad 18, while that the end section 29 has a substantially square contour.
  • the conduction tab 22 is generally rectilinear.
  • this conduction tab 22 is of a in one piece with the connection pad 18.
  • the set can for example be very simply consisting of a section of profile duly cut and machined.
  • the insulating envelope 17 comprises, for its part, on the one hand, a upper portion 35, which is bell-shaped, with a contour of the connection pad 18 of the active part 16, and by which it is adapted to cover this connection pad 18, and, on the other part, a bottom flap 36, which, articulated by a hinge zone 37 at the upper portion 35, along one face 38 of this one, and, more precisely, along the free edge of the face 38 of the upper portion 35 opposite the tongue of conduction 22, is able to extend under the connection pad 18 of the active part 16.
  • the hinge zone 37 which results from a simple local thinning of the material, extends perpendicularly to the conduction tab 22.
  • the openings 20 of the insulating jacket 17 are formed by notches affecting two opposite faces 39 of its upper portion 35, on either side of that, 38, along which the bottom flap 36 is articulated.
  • these openings 20 are in arch-shaped, with straight side edges and an area of crest in a semicircle.
  • the upper portion 35 of the insulating envelope 17 has an opening 41, to give access to the threaded hole 24 of the connection pad 18 of the active part 16, and, for housing, and retaining, the corresponding clamping screw 23, it comprises, around this opening 41, a well 42 projecting towards inside a return square 43 along its free edge.
  • the closing flap 26 provided according to the invention is permanently attached to the envelope insulating 17.
  • the closing flap 26 is articulated to the bottom flap 36, by a hinge area 44, which is perpendicular to its own area hinge 37 of this bottom flap 36, and which is therefore parallel to the conduction tab 22 of the active part 16.
  • the insulating envelope 17 has two closing flaps 26 which, each associated respectively at its two openings 20, are capable of closing off at the request of one or the other of these.
  • These two closing flaps 26 are in practice hinged to the bottom flap 36 along two opposite sides of this one, each extending respectively from one side and on the other side of the hinge zone 37 of this bottom flap 36.
  • their area hinge 44 is formed by a thin strip which extends overall over their entire width.
  • closing flaps 26 and the upper portion 35 of the insulating envelope 17 are provided, in the embodiments shown, means snap fit for holding in the closed position of these closing flaps 26.
  • these means snap hooks have hooks 45 which extend from place in place protruding on the faces 39 of this portion upper 35, along the opening 20 which they present, and, jointly, the closing flaps 26 have their edge free shaped bevel, to facilitate their engagement with these hooks 45.
  • these means on the one hand, on the bottom flap 36, at the ends of the free edge thereof, two legs 46, which protrude laterally, and, on the other hand, on the face 47 opposite of the upper portion 35, two legs 49, which, extending from the corresponding hooks 45 present projecting from the faces 39 of this upper portion 35, are themselves hook shaped.
  • the insulating envelope 17 comprises, on the side of the face 47 of the upper portion 35 opposite the bottom flap 36, two lateral extensions 51, 52, one upper, the other lower, by which it is able to enclose the section of root 28 of the conduction tongue 22 of the active part 16.
  • the upper lateral extension 51 extends in projection on the face 47 of the upper portion 35, perpendicular to this face 47.
  • the lateral extension 52 lower is articulated to the lateral extension 51 upper by a hinge zone 54 parallel to the conduction tab 22.
  • these means on the one hand, projecting from the lateral extension 51 upper, on the opposite side thereof at the lower lateral extension 52, a rib 56, and, on the other hand, projecting from the lateral extension 52 lower, on the side thereof opposite the lateral extension 51 upper, a tab 57, which, perforated in the shape of a handle, is suitable for hooking on the rib 56.
  • the conduction tab 22 of the part active 16 of the arrival terminal 10 according to the invention is superimposed, by its end section 29, on a tooth 13 of the power bar 11.
  • connection terminal 60 in which the assembly must be engaged is of the elevator type, this superposition is made from below, i.e. on the side of the underside tooth 13 concerned of the feed bar 11.
  • a connection terminal 60 of the type lift comprises, on the one hand, a contact element fixed 61, on which the clamping screw 62 is supported corresponding, and, on the other hand, a movable contact element 63, which, in the shape of a stirrup, surrounds the fixed contact element 61, and with which the clamping screw 62 meshes, and the elements to be clamped must be engaged between the element of fixed contact 61 and the strand of the movable contact element 63 opposite to that with which the clamping screw 62 meshes.
  • the extra thickness E'2 that presents on its face main 30 upper the end section 29 of the conduction tab 22 allows the contact of this tab conduction 22 with tooth 13 of feed bar 11 despite the presence of insulation thicknesses due, on the one hand, to the insulating sheath 14 of the supply bar 11, and, on the other hand, to the upper lateral extension 51 of the insulating envelope 17 of the arrival terminal 10.
  • the root segment 28 of the conduction tab 22 of the incoming terminal 10 is advantageously isolated in its entirety, on its upper face, by the feed bar 11 and by the lateral extension 51 upper of the insulating envelope 17, and, on its face lower, by the lower lateral extension 52 of this insulating envelope 17, for the benefit of security.
  • the electrical conductor 19 to connect is then engaged in one or other of the inputs conductor 21 that comprises the connection pad 18 of the active part 16, thanks to the corresponding opening 20 of the insulating jacket 17, and, as shown schematically in lines continuous in FIG. 5, the other of the openings 20 of this insulating jacket 17 is then closed by the shutter closure 26 associated therewith, by folding down this flap closure 26 around its hinge zone 44, such that shown schematically by arrow F in this figure 5.
  • connection terminal 60 is of the plate type, the superimposition, on a tooth 13 of the feed bar 11, of the end section 29 of the conduction tab 22 of the arrival terminal 10 according to the invention, is done from above.
  • a connection terminal 60 to plate includes, as before, a contact element fixed 61, but the associated clamping screw 62 meshes with a fixed part 63 ′, which can for example be constituted by a caliper surrounding as before the fixed contact element 61, and it carries with it a plate 64, which has passed under the free end of its barrel, and which it is responsible for move closer to the fixed contact element 61, and the elements to tighten are to be engaged between this plate 64 and this element fixed contact 61.
  • the root section 28 of the conduction tab 22 is advantageously insulated in its whole, on its upper face, by the lateral extension 51 upper of the insulating envelope 17, and, on its face lower, by the power bar 11.
  • the end section 29 of the tongue of conduction 22 of the arrival terminal 10 a a thickness equal to that of its root section 28.
  • this conduction tab 22 is even thick.
  • this conduction tab 22 is bent.
  • the offset of the end section 29 of the conduction tongue 22 by relative to its root section 28 is on the side of the screw 23 of the connection pad 18.
  • the arrival terminal 10 according to the invention is only suitable for case where the connection terminal 60 is of the elevator type.
  • connection 60 is of the plate type.
  • two components 26 are provided, according to the provisions of the same type as those described with reference to Figures 1 to 7.
  • the lower lateral extension 52 of the insulating jacket 17 is attached to the bottom flap 36, connecting in one holding on to the free edge of it via a back to square 54 '.
  • a rib 56 is therefore provided along on each of the lateral sides of the lateral extension 51 upper, and a tab 57 along each of the lateral sides of the lower lateral extension 52.
  • the present invention is moreover not limited to embodiments described and shown, but encompasses any variant of execution and / or combination of their various elements.
  • this single closing flap could be attached to the insulating jacket by a hinge sufficient length to allow installation at right one or other of the openings thereof.
  • this insulating envelope could form a separate piece of this insulating envelope, being reported so detachable on it, and staying on hold in its corresponding position on this insulating jacket up to its use.

Landscapes

  • Connections Arranged To Contact A Plurality Of Conductors (AREA)
  • Coupling Device And Connection With Printed Circuit (AREA)
  • Multi-Conductor Connections (AREA)
  • Connections By Means Of Piercing Elements, Nuts, Or Screws (AREA)
EP97401194A 1996-06-06 1997-05-30 Anschlussbuchse für kammförmige Sammelschiene, insbesondere für modulare elektrische Geräte Expired - Lifetime EP0817318B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9606993A FR2749708B1 (fr) 1996-06-06 1996-06-06 Borne d'arrivee pour barre d'alimentation en forme de peigne notamment pour appareils electriques modulaires
FR9606993 1996-06-06

Publications (2)

Publication Number Publication Date
EP0817318A1 true EP0817318A1 (de) 1998-01-07
EP0817318B1 EP0817318B1 (de) 2006-05-17

Family

ID=9492771

Family Applications (1)

Application Number Title Priority Date Filing Date
EP97401194A Expired - Lifetime EP0817318B1 (de) 1996-06-06 1997-05-30 Anschlussbuchse für kammförmige Sammelschiene, insbesondere für modulare elektrische Geräte

Country Status (4)

Country Link
EP (1) EP0817318B1 (de)
AT (1) ATE326780T1 (de)
DE (1) DE69735868D1 (de)
FR (1) FR2749708B1 (de)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1091448A1 (de) 1999-10-08 2001-04-11 Efen Elektrotechnische Fabrik GmbH Einzelklemmenabdeckung
EP1681748A2 (de) * 2005-01-18 2006-07-19 Tyco Electronics UK Limited Verbesserung an elektrische Verbindungsgehäuse
WO2009024633A1 (es) * 2007-08-21 2009-02-26 Daisel Innova, S.L. Conector modular para conexiones eléctricas
FR2971635A1 (fr) * 2011-02-11 2012-08-17 Seifel Connecteur de raccordement electrique comportant une enveloppe

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3721947A (en) * 1972-07-13 1973-03-20 E Robin Battery terminal guard
DE3121964A1 (de) * 1981-06-03 1982-12-23 Brown, Boveri & Cie Ag, 6800 Mannheim Sammelschienenblock
FR2582451A1 (fr) * 1985-05-23 1986-11-28 Merlin Gerin Connecteur-barrette de raccordement pour des appareils modulaires
US4785378A (en) * 1987-09-24 1988-11-15 General Electric Company Loop-feed wiring arrangement for electric circuit breakers and switches
US5064384A (en) * 1990-12-04 1991-11-12 Square D Company Jumper assembly for multiple breaker application
EP0472409A1 (de) * 1990-08-21 1992-02-26 Crabtree Electrical Industries Limited Verbesserung in Bezug auf die Befestigung von Schaltgeräten
US5201678A (en) * 1991-11-06 1993-04-13 Homac Mfg. Company Set screw bus connector
DE29502063U1 (de) * 1995-02-09 1995-03-23 Hager Electro Gmbh Anschlußklemme

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3721947A (en) * 1972-07-13 1973-03-20 E Robin Battery terminal guard
DE3121964A1 (de) * 1981-06-03 1982-12-23 Brown, Boveri & Cie Ag, 6800 Mannheim Sammelschienenblock
FR2582451A1 (fr) * 1985-05-23 1986-11-28 Merlin Gerin Connecteur-barrette de raccordement pour des appareils modulaires
US4785378A (en) * 1987-09-24 1988-11-15 General Electric Company Loop-feed wiring arrangement for electric circuit breakers and switches
EP0472409A1 (de) * 1990-08-21 1992-02-26 Crabtree Electrical Industries Limited Verbesserung in Bezug auf die Befestigung von Schaltgeräten
US5064384A (en) * 1990-12-04 1991-11-12 Square D Company Jumper assembly for multiple breaker application
US5201678A (en) * 1991-11-06 1993-04-13 Homac Mfg. Company Set screw bus connector
DE29502063U1 (de) * 1995-02-09 1995-03-23 Hager Electro Gmbh Anschlußklemme

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1091448A1 (de) 1999-10-08 2001-04-11 Efen Elektrotechnische Fabrik GmbH Einzelklemmenabdeckung
EP1681748A2 (de) * 2005-01-18 2006-07-19 Tyco Electronics UK Limited Verbesserung an elektrische Verbindungsgehäuse
EP1681748A3 (de) * 2005-01-18 2008-03-26 Tyco Electronics UK Limited Verbesserung an elektrische Verbindungsgehäuse
WO2009024633A1 (es) * 2007-08-21 2009-02-26 Daisel Innova, S.L. Conector modular para conexiones eléctricas
ES2319058A1 (es) * 2007-08-21 2009-05-01 Daisel Innova, S.L. Conector modular para conexiones electricas.
US8210882B2 (en) 2007-08-21 2012-07-03 Daisel Innova, S.L. Modular connector for electric connections
RU2467440C2 (ru) * 2007-08-21 2012-11-20 Дайсель Иннова, С.Л. Модульный разъем для электрических соединений
CN101861681B (zh) * 2007-08-21 2013-02-06 戴瑟尔伊诺瓦公司 用于电气连接的模块式连接器
FR2971635A1 (fr) * 2011-02-11 2012-08-17 Seifel Connecteur de raccordement electrique comportant une enveloppe

Also Published As

Publication number Publication date
FR2749708A1 (fr) 1997-12-12
DE69735868D1 (de) 2006-06-22
FR2749708B1 (fr) 1998-09-04
ATE326780T1 (de) 2006-06-15
EP0817318B1 (de) 2006-05-17

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