EP1484818A2 - Dispositif de connexion pour le raccordement par perforation d'isolant d'ou moins deux conducteurs - Google Patents

Dispositif de connexion pour le raccordement par perforation d'isolant d'ou moins deux conducteurs Download PDF

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Publication number
EP1484818A2
EP1484818A2 EP04012730A EP04012730A EP1484818A2 EP 1484818 A2 EP1484818 A2 EP 1484818A2 EP 04012730 A EP04012730 A EP 04012730A EP 04012730 A EP04012730 A EP 04012730A EP 1484818 A2 EP1484818 A2 EP 1484818A2
Authority
EP
European Patent Office
Prior art keywords
cutting
contact
connection device
conductor
spring
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
EP04012730A
Other languages
German (de)
English (en)
Other versions
EP1484818A3 (fr
EP1484818B1 (fr
Inventor
Jörg Diekmann
Michael Höing
Torsten Diekmann
Walter Hanning
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.)
Weidmueller Interface GmbH and Co KG
Original Assignee
Weidmueller Interface GmbH and 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
Priority claimed from DE20308630U external-priority patent/DE20308630U1/de
Priority claimed from DE20308629U external-priority patent/DE20308629U1/de
Application filed by Weidmueller Interface GmbH and Co KG filed Critical Weidmueller Interface GmbH and Co KG
Publication of EP1484818A2 publication Critical patent/EP1484818A2/fr
Publication of EP1484818A3 publication Critical patent/EP1484818A3/fr
Application granted granted Critical
Publication of EP1484818B1 publication Critical patent/EP1484818B1/fr
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
    • 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
    • H01R4/24—Connections using contact members penetrating or cutting insulation or cable strands
    • H01R4/2416—Connections using contact members penetrating or cutting insulation or cable strands the contact members having insulation-cutting edges, e.g. of tuning fork type
    • H01R4/2445—Connections using contact members penetrating or cutting insulation or cable strands the contact members having insulation-cutting edges, e.g. of tuning fork type the contact members having additional means acting on the insulation or the wire, e.g. additional insulation penetrating means, strain relief means or wire cutting knives
    • 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
    • H01R4/24—Connections using contact members penetrating or cutting insulation or cable strands
    • H01R4/2416—Connections using contact members penetrating or cutting insulation or cable strands the contact members having insulation-cutting edges, e.g. of tuning fork type
    • H01R4/242—Connections using contact members penetrating or cutting insulation or cable strands the contact members having insulation-cutting edges, e.g. of tuning fork type the contact members being plates having a single slot
    • H01R4/2425—Flat plates, e.g. multi-layered flat plates
    • H01R4/2429—Flat plates, e.g. multi-layered flat plates mounted in an insulating base
    • H01R4/2433—Flat plates, e.g. multi-layered flat plates mounted in an insulating base one part of the base being movable to push the cable into the slot

Definitions

  • the invention relates to a connecting device according to the preamble of claim 1 and claim 14.
  • Insulation-penetrating connection devices are known from the prior art, which is a cutting and contact spring with two resilient contact legs have, which limit a contact slot, wherein a U-shaped over or force spring borders the two legs.
  • DE 197 shows such a solution, for example 32 182 C1. It is also known to use a conductor in such a connection device to introduce an actuating element, in particular a slide element.
  • connection devices in which the Insulation displacement contact is designed as a pipe contact without an over or force spring.
  • connection devices in which more than one conductor is to be contacted in the conductor insertion direction.
  • connection devices are intended in particular for terminal blocks, but also electrical Other devices such as contactors or the like. be suitable.
  • the invention solves the problem by the subject matter of claim 1 and the supplement or alternative of claim 14.
  • the actuating element either has at least an elongated conductor insertion opening to accommodate two or more conductors is designed in the conductor insertion direction (X) or at least two with one another in the conductor insertion direction aligned conductor insertion openings.
  • the cutting and contact spring provided with a separate spring. This can in turn have side recesses have and / or be slit laterally.
  • actuating element As a slide element.
  • the invention is suitable on the one hand for designs in which a single cutting and Contact spring is so long that it is designed for connecting several conductors or that several conductors can be inserted into it, so that a multiple contact or multiple connection is created.
  • a single cutting and Contact spring is so long that it is designed for connecting several conductors or that several conductors can be inserted into it, so that a multiple contact or multiple connection is created.
  • metal parts of two individual connections i.e. at least two cutting and contact springs aligned with each other one behind the other are. Both conductors can be routed simultaneously into the individual connections, where the The conductor insulation is cut and the contact is made.
  • the two cutting and contact springs overlap in the direction of conductor insertion individual connections arranged one behind the other, preferably partially such that both Conductor through the front cutting and contact spring through the rear cutting and contact spring are feasible.
  • the overall length is particularly short here.
  • first cutting and contact spring through the extends over the rear spring of the rear individual connection in the conductor insertion direction and that the first cutting and contact spring in the contact area of the conductor insertion device rear cutting and contact spring in their facing the conductors Has side recesses in the legs.
  • the cutting and contact spring is a multiple cutting and contact spring, in particular as a double cutting contact spring for Connection of two or more conductors laid out side by side.
  • the double-cutting and contact spring of at least three parallel to one another and in one plane or legs arranged side by side essentially in one plane, being on both sides of the middle leg between the outer and the middle leg respectively one of the contact slots is formed.
  • Claim 17 is an alternative to claim 1 consider, but can also complement this, so that then several conductors next to and / or can be contacted in succession using IDC technology.
  • the middle leg has a double function for two contact slots is used, the width compared to a design with four separate legs particularly significantly reduced.
  • More than three legs can also be arranged directly next to one another, e.g. four or more legs, so that three - or correspondingly more - mouths, Cutting areas and contact areas for three or more conductors. Important is that at least one of the middle legs on both sides in "double function" is used to the width compared to embodiments with two legs each Reduce contact.
  • the at least three or more legs preferably widen at their free ends muzzle-like, so that on the one hand a first mouth area for a first contact slot and on the other hand at least one second mouth area for the second Contact slot is formed.
  • the legs are in the mouth areas provided with cutting edges to penetrate the conductor insulation.
  • the middle leg (s) in turn double function at the free ends to be provided with two of the cutting edges so that they have the cutting function in regard can exert on both adjacent contact slots.
  • the conductors in the at least two contact slots in the conductor insertion direction are preferred offset to each other. In this way, the width can again can be reduced since the conductors can overlap somewhat to one another offset laterally. This not only uses the middle leg in a double function, but also also minimizes the overall width of the middle leg (s). At least To be able to insert two conductors at the same time, it is recommended that at least the to arrange two mouth areas offset from each other in the direction of the conductor.
  • An over-spring in particular in a U-shape, is preferred on the outer legs Interpretation attached.
  • the spring spring in turn acts on both in a double function Contact slots or one on both conductors in the at least two contact slots Contact force off or increases the contact force. Compared to an embodiment with two or more springs offers the possibility of further material savings.
  • slots can be provided in the spring his.
  • the legs can also be arranged at a slight angle to one another. It is further conceivable that the contact slots in the conductor insertion direction or against the conductor insertion direction rejuvenate.
  • Switching on and off takes place in particular by means of an actuating element, which slidably and / or rotatably guided / mounted relative to the cutting and contact spring is.
  • the actuating element can, for example, in a higher-level housing of an electrical Device, in particular a terminal block or a contactor or the like. disposed his.
  • Two or more actuating elements arranged next to one another can also be provided his.
  • a pivotable actuating element is also conceivable in principle.
  • connection device 1 shows metal parts of a connection device 1 with two individual connections 1a here and 1b for connecting non-stripped conductor ends of conductors 2, which one or have a plurality of line conductors 3 and a conductor insulation surrounding the line conductors 3 4th
  • the individual connections 1a and 1b each have a cutting and contact spring 5, which consist of two metal legs 6, 7, between which a contact slot 8 is formed and which are either in one plane or at a slight angle to each other are aligned.
  • the legs 6, 7 widen in a mouth-like manner. Cutting edges 9 in the mouth area 10 allow the conductor insulation 4 to be cut when inserted of the conductor 2 in the contact slot 8.
  • a U-shaped spring 11, as shown in the DE 197 32 182 C2 is known and here in the edge recesses 20 of the legs 6, 7 engages, increases the contact force on the conductor located in the contact slot 8 and 2 ensures long-term good contact with the smallest space requirement.
  • the legs 6, 7 are designed here as the free ends of a common busbar 12, which runs downward behind the spring 11 in the housing.
  • the two Busbars 12 of the individual connections 1a, 1b can be placed at any point, e.g. below to be stitched together.
  • Slits or recesses 13 in the side walls running perpendicular to the legs 6, 7 the U-shaped spring 11 allow the implementation particularly Narrow designs, since the insulation of the conductor protrude laterally into the slot can.
  • a double connection for two conductors 2 is realized in that two of the Connection devices 1a, 1, b are arranged directly one behind the other such that the slots 8 of the two individual connections 1a and 1b are aligned with one another, so that a conductor 2 through the first individual connection 1a into the second individual connection 1b is feasible.
  • the free ends of the legs 6, 7 of the rear individual connection in the conductor insertion direction X. 1b lie according to FIG. 1 in their mouth region 10 on the rear ends of the Legs 6, 7 of the first or front individual connection 1a.
  • FIG. 1 The principle of FIG. 1 can theoretically be applied to three or even more individual connections expand.
  • the two cutting and contact springs 5 overlap in the conductor insertion direction (X) individual connections 1a, 1b arranged one behind the other so partially, that a conductor perpendicular to the conductor insertion direction theoretically also directly from above in the mouth region 10 in the area of the rear cutting and contact spring 5 feasible is.
  • the first cutting and contact springs 5 extends through the rear Overspring 11 of the rear individual connection 1 through. In doing so, she points - to the Do not impede contacting of the second conductor - in the contact area in the direction of conductor insertion X rear cutting and contact device 1a side recesses 19 in the legs 6, 7 of the cutting and contact spring 5.
  • the preferred actuating element 14 is here as a slide element trained, which in a corresponding space of an electrical device, in particular a terminal block or the like. is displaceably guided.
  • connection device receiving insulating housing It preferably also has a pin or web 21 on one or both sides, which for engaging in a corresponding recess of the connection device receiving insulating housing is designed and which serves the displaceability to secure the actuating element on the insulating material housing.
  • the conductor insertion openings 15, 16 extend over the plane (s) of the cutting and Contact springs 5 in addition, at the height of which the actuating element 14 also has a corresponding one Has slot 17 with which it over the cutting and contact springs 5th is feasible.
  • the required overall length compared to an embodiment with two separate actuators clearly reduced but also the actual one Switching on and off for two conductors 2 simplified by using only one at the same time Movement two (or correspondingly more) conductor 2 can be switched.
  • the conductor insertion openings 15, 16 can be adapted to the geometry of the metal parts i.e. they can either be spaced so that the individual conductors are directly into the mouth areas of two individual connections - regardless of whether they are mutually exclusive overlap more or less (Fig. 2, 3a) or not (Fig. 3b) - or together before front individual connection of two individual connections 1a, 1b are feasible.
  • the individual connections 1a and 1b or the multiple connection form with the actuating element 14 the connecting device 1 designed as a double connection.
  • Fig. 4 shows a variant in which a longer cutting and contact spring 5 is used in which two conductors 2 can be inserted one after the other.
  • the same also longer spring 11 has additional lateral slots 22 to the spring action the spring on the two conductors 2 in the two for contacting the conductors Separate 2 designated areas as far as possible.
  • a longer one Spring 11 with slot could also have two shorter springs 11 on the cutting and contact spring may be arranged (not shown here).
  • the legs 6, 7 do not necessarily have to be parallel in the area of the slots 8 between them to each other but by appropriate interpretation could also be a tapering in the direction of insertion (see Fig. 4c) or possibly widening wedge formed are made, which facilitates the contacting of conductors with different diameters.
  • Fig. 4 differs from the previous applications in that the metal parts two individual connections 1a, 1b are aligned with one another but also with one another clear height offset are arranged. Nevertheless, there is only one actuating element 14 provided, which by its step-like design with two step-like to each other offset conductor insertion openings 15, 16 takes this changed arrangement into account.
  • actuating element 14 provided, which by its step-like design with two step-like to each other offset conductor insertion openings 15, 16 takes this changed arrangement into account.
  • the actuating elements 14 with the conductors 2 can, for example, on approaches or using tools supported on abutments in a higher-level housing Screwing are moved (not shown here).
  • FIG. 6 shows metal parts of a further connection device 10 for insulation penetration Connection of two conductors 102, which one or more cable core (s) 103 and a conductor insulation 104 surrounding the line core (s) 103.
  • connection device has a double cutting and contact spring 107 for connection of two conductors 102, which consist of three parallel to one another and in one plane or legs 105, 106 arranged essentially next to one another in one plane, 107 exists.
  • the three legs 105, 106, 107 can be used as free ends of a superordinate busbar 110 formed, which at its free end with the contact slots 108, 109 is provided.
  • the busbar 110 can be L-, U- (FIG. 1a) or Z-shaped be curved.
  • the legs 105, 106, 107 widen in a mouth-like manner, so that on the one hand a first mouth area 111 in front of the first contact slot 108 and on the other hand a second mouth region 112 is formed in front of the second contact slot 109 is.
  • the legs 105, 106, 107 with cutting edges are in the mouth regions 111, 112 113 to penetrate the conductor insulation.
  • the middle leg 106 has a tapered shape at its free end because it has a double function delimits one of the mouth areas 111, 102 on both sides and there the Wire insulation cut.
  • the mouth regions can be in the conductor insertion direction X, as can be seen in FIG. 1, be staggered. It is also conceivable for the conductors 102 to be inserted in the State also in the double cutting and contact spring 117 offset from one another are arranged to the required installation space in the wired state to further reduce (see also Fig. 6b).
  • a spring 115 which is U-shaped here and the ends at the outer Legs 105, 107 are secured in recesses 114 thereof, increases the contact force on both conductors 2.
  • outer legs 105, 107 could also be connected to one another in the manner of a pipe contact be, although the arrangement of FIG. 1 with spring 115 is preferred.
  • an actuating element 118 is preferably used for switching on and off.
  • the preferred actuating element is designed as a slide element, which in one corresponding free space of an electrical device, in particular a terminal block or the like. is guided displaceably. It exhibits either an elongated and for the Inclusion of two conductors designed conductor insertion opening (not shown here) or two or more conductor insertion openings arranged laterally next to one another relative to the conductor insertion direction 119, 120 (corresponding to Fig. 6). Lateral webs 121 are used Guide in a higher-level housing of a connection terminal (not shown here).
  • the free space 122 serves to accommodate the legs 105, 106, 107.
  • the free end the conductor lies against a lower stop 123.
  • the actuating element 118 is preferably open on one or particularly preferably on both sides, so that it is very builds narrow.

Landscapes

  • Coupling Device And Connection With Printed Circuit (AREA)
  • Connections By Means Of Piercing Elements, Nuts, Or Screws (AREA)
  • Manufacturing Of Electrical Connectors (AREA)
  • Connections Arranged To Contact A Plurality Of Conductors (AREA)
EP04012730A 2003-06-03 2004-05-28 Dispositif de connexion pour le raccordement par perforation d'isolant d'ou moins deux conducteurs Expired - Lifetime EP1484818B1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE20308630U DE20308630U1 (de) 2003-06-03 2003-06-03 Anschlußvorrichtung mit isolationsdurchdringendem Anschluß von wenigsten zwei Leitern
DE20308630U 2003-06-03
DE20308629U 2003-06-03
DE20308629U DE20308629U1 (de) 2003-06-03 2003-06-03 Anschlußvorrichtung zum isolationsdurchdringenden Anschluß von mehreren Leitern

Publications (3)

Publication Number Publication Date
EP1484818A2 true EP1484818A2 (fr) 2004-12-08
EP1484818A3 EP1484818A3 (fr) 2005-01-12
EP1484818B1 EP1484818B1 (fr) 2006-12-27

Family

ID=33160877

Family Applications (1)

Application Number Title Priority Date Filing Date
EP04012730A Expired - Lifetime EP1484818B1 (fr) 2003-06-03 2004-05-28 Dispositif de connexion pour le raccordement par perforation d'isolant d'ou moins deux conducteurs

Country Status (3)

Country Link
EP (1) EP1484818B1 (fr)
AT (1) ATE349783T1 (fr)
DE (1) DE502004002415D1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009146788A1 (fr) * 2008-06-03 2009-12-10 Mc Technology Gmbh Pièce de pression pour borne de raccordement
WO2016087799A1 (fr) 2014-12-05 2016-06-09 Legrand France Element de connexion electrique a perçage de gaine isolante d'un fil electrique
FR3113544A1 (fr) 2020-08-20 2022-02-25 Berker Gmbh & Co. Kg Borne de connexion auto-dénudante d’un conducteur électrique isolé

Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3897128A (en) * 1974-03-25 1975-07-29 Amp Inc Pre-insulated connecting device for a plurality of wires having insulation displacing features
US4223971A (en) * 1979-01-05 1980-09-23 Amp Incorporated Electrical wiring assembly and method
GB2050079A (en) * 1979-04-26 1980-12-31 Bunker Ramo Insulation piercing contact element
GB2075279A (en) * 1980-05-02 1981-11-11 Egerton A C Ltd Terminal connector
DE3627333A1 (de) * 1986-08-12 1988-02-18 Baer Elektrowerke Gmbh & Co Kg Elektrischer schalter
FR2725836A1 (fr) * 1994-10-17 1996-04-19 Lacroix Jacques Dispositif de connexion de fils conducteurs gaines
DE29603585U1 (de) * 1996-02-28 1997-06-26 Lumberg Karl Gmbh & Co Steckverbinder
DE19627209C1 (de) * 1996-07-05 1997-10-23 Siemens Ag Anschlußvorrichtung für nichtabisolierte Leiter
US5860829A (en) * 1996-05-31 1999-01-19 The Whitaker Corporation Cross connect terminal block
DE19732182C1 (de) * 1997-07-25 1999-03-25 Quante Ag Schneidklemm-Kontakt sowie Anschlußleiste oder -modul und Reihenklemme mit einem Schneidklemm-Kontakt
US6074240A (en) * 1996-10-16 2000-06-13 Marconi Communications Inc. Terminal block
US6080006A (en) * 1999-05-26 2000-06-27 Broder; Eric S. Insulated connector for electrical conductors
EP1020964A1 (fr) * 1999-01-15 2000-07-19 The Whitaker Corporation Connecteur pour terminer des câbles de communication
EP1191634A2 (fr) * 2000-09-25 2002-03-27 Weidmüller Interface GmbH & Co. Barette à bornes avec contacts autodénudants et dispositif de connexion

Patent Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3897128A (en) * 1974-03-25 1975-07-29 Amp Inc Pre-insulated connecting device for a plurality of wires having insulation displacing features
US4223971A (en) * 1979-01-05 1980-09-23 Amp Incorporated Electrical wiring assembly and method
GB2050079A (en) * 1979-04-26 1980-12-31 Bunker Ramo Insulation piercing contact element
GB2075279A (en) * 1980-05-02 1981-11-11 Egerton A C Ltd Terminal connector
DE3627333A1 (de) * 1986-08-12 1988-02-18 Baer Elektrowerke Gmbh & Co Kg Elektrischer schalter
FR2725836A1 (fr) * 1994-10-17 1996-04-19 Lacroix Jacques Dispositif de connexion de fils conducteurs gaines
DE29603585U1 (de) * 1996-02-28 1997-06-26 Lumberg Karl Gmbh & Co Steckverbinder
US5860829A (en) * 1996-05-31 1999-01-19 The Whitaker Corporation Cross connect terminal block
DE19627209C1 (de) * 1996-07-05 1997-10-23 Siemens Ag Anschlußvorrichtung für nichtabisolierte Leiter
US6074240A (en) * 1996-10-16 2000-06-13 Marconi Communications Inc. Terminal block
DE19732182C1 (de) * 1997-07-25 1999-03-25 Quante Ag Schneidklemm-Kontakt sowie Anschlußleiste oder -modul und Reihenklemme mit einem Schneidklemm-Kontakt
EP1020964A1 (fr) * 1999-01-15 2000-07-19 The Whitaker Corporation Connecteur pour terminer des câbles de communication
US6080006A (en) * 1999-05-26 2000-06-27 Broder; Eric S. Insulated connector for electrical conductors
EP1191634A2 (fr) * 2000-09-25 2002-03-27 Weidmüller Interface GmbH & Co. Barette à bornes avec contacts autodénudants et dispositif de connexion

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009146788A1 (fr) * 2008-06-03 2009-12-10 Mc Technology Gmbh Pièce de pression pour borne de raccordement
WO2016087799A1 (fr) 2014-12-05 2016-06-09 Legrand France Element de connexion electrique a perçage de gaine isolante d'un fil electrique
FR3113544A1 (fr) 2020-08-20 2022-02-25 Berker Gmbh & Co. Kg Borne de connexion auto-dénudante d’un conducteur électrique isolé

Also Published As

Publication number Publication date
DE502004002415D1 (de) 2007-02-08
ATE349783T1 (de) 2007-01-15
EP1484818A3 (fr) 2005-01-12
EP1484818B1 (fr) 2006-12-27

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