EP0919074B1 - Connexion electrique - Google Patents

Connexion electrique Download PDF

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Publication number
EP0919074B1
EP0919074B1 EP97937566A EP97937566A EP0919074B1 EP 0919074 B1 EP0919074 B1 EP 0919074B1 EP 97937566 A EP97937566 A EP 97937566A EP 97937566 A EP97937566 A EP 97937566A EP 0919074 B1 EP0919074 B1 EP 0919074B1
Authority
EP
European Patent Office
Prior art keywords
connector
plug
contact
socket
contact 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.)
Expired - Lifetime
Application number
EP97937566A
Other languages
German (de)
English (en)
Other versions
EP0919074A1 (fr
Inventor
Wolfgang Haller
Hans Kieninger
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.)
ITT Manufacturing Enterprises LLC
Original Assignee
ITT Manufacturing Enterprises LLC
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 ITT Manufacturing Enterprises LLC filed Critical ITT Manufacturing Enterprises LLC
Publication of EP0919074A1 publication Critical patent/EP0919074A1/fr
Application granted granted Critical
Publication of EP0919074B1 publication Critical patent/EP0919074B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/64Means for preventing incorrect coupling
    • H01R13/641Means for preventing incorrect coupling by indicating incorrect coupling; by indicating correct or full engagement
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R2103/00Two poles
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R24/00Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
    • H01R24/38Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts

Definitions

  • the present invention relates to an electrical Plug connection for those provided with pyrotechnic agents Restraint systems in motor vehicles according to the preamble of claim 1.
  • the object of the present invention is an electrical To create a connector of the type mentioned at the one with the plugging process a visible to the user There is an indication of whether the contact connection in Is okay or not.
  • the measures according to the invention with the help of Coil spring achieves a so-called ejection effect, i.e. that the connector then from the coil spring is pushed back when the connection from Connector and connector in not or still is not given correctly. This is always ensured that either the contact connection is electrically correct, or otherwise that Is made apparent to the user when the Contact connection not or not correctly is carried out, since only when the latching is present is or is holding, the correct contact connection has been reached.
  • Another advantage is that the Contact connection and the snap connection different pairs of components is divided.
  • Housing of the connector which has a supply line is connected to the concentric contact sleeves can be twisted. This is especially so with such Plug-in connections advantageous, where an angled Access to the lines and thus an angled housing on Connector is provided. That is how it is Establish the connector where the connector is relatively hidden, relieved.
  • the preferred in the drawing Embodiment shown electrical Plug connection 10 (FIG. 1) is used, for example, with pyrotechnic restraint systems, such as Airbags, belt tensioners and the like in motor vehicles used.
  • the electrical connector 10 is in essentially from a connector 11 (FIGS. 2-4) and a connector plug 12 ( Figures 5-8). It is the connector 11 in a manner not shown by means of a metallic housing 13 part of the pyrotechnic By means, so built into this.
  • the plug connection 10 can also be used for data transport Ring lines or the like. Find use.
  • the plug connector 11 has a plug housing 15 Plastic, a coil spring 16 made of electrically conductive Material and a central contact part in the form of a Pin 17.
  • the socket housing 15 is essentially cylindrical and has one example around the central area an annular recess in Form of a circumferential annular groove 18. Between the am The outer circumferential annular groove 18 and the one in FIG. 2 the lower end of the plug-in housing 15 is an annular rim 19 molded.
  • Within the socket housing 15 is a Intermediate floor 20 arranged on the bottom of the Plug-in housing 15 towards a cylindrical body 21 is molded, which two parallel axial Passage recesses 22 and 23 has that in not shown way also penetrate the intermediate floor 20.
  • One recess 22 is centered on the axis of the cylindrical body 21 arranged, while this parallel recess 23 is eccentric.
  • the eccentric Recess 23 can also be through one of the outer circumference incorporated axial groove or the like can be formed.
  • the central recess 22 is the central one Contact pin 17 added. From the intermediate floor 20 protrudes to upper end of the socket housing 15 towards a second however smaller cylindrical body 24 in diameter, which is provided with a conical surface 25 at its free end is.
  • the second cylindrical body 24 has one central bore 26 that with the central recess 22 in the first cylindrical body 21 and in Intermediate floor 20 is aligned.
  • the helical spring 16 which is made of spring steel, for example is formed, has several, here seven coils 28. Von the lowest coil 28 of the coil spring 16 is a straight spring end 29 in the axial direction from such that this spring end 29 in the eccentric recess 23rd in the intermediate floor 20 and in the first cylindrical body 21 can penetrate.
  • the uppermost one of the coils 28 has one Spring end 31 that from a peripheral region of this upper Spiral radially inwards, i.e. bent by about 90 °, protrudes ( Figure 2).
  • the first lower Spring end 29 penetrates the eccentric recess 23 and protrudes downwards from this (FIG. 4).
  • the lower of the coils 28 of the coil spring 16 on the Intermediate floor 20.
  • the top second spring end 31, for this purpose in the radial direction centric contact pin 17 is biased extends in a direction perpendicular or orthogonal to axial direction of the central contact pin 17th
  • the connector plug 12 has a plastic housing 37, the one from a socket housing part 36 and a cross for this running cable connection housing part 38 with cover 39 is composed. It is also possible that Cable connection housing part coaxial to To arrange socket housing part 36. Furthermore owns the connector 12 two concentric to each other arranged contact sleeves 41, 42, between which a hollow cylindrical ferrite core 43 is provided and in essentially taken from the socket housing part 36 are.
  • the outer contact sleeve 41 ( Figure 8A) is made of a flat Sheet metal shaped such that three axial slots 46, 47, and 48 are provided in the peripheral wall, of which the Slot 46 over the entire length of the contact sleeve 41 runs. This results in three in the bottom End faces 49, 50 and 51 arranged circumferentially. Am The upper end is the contact sleeve 41 with one in the area of the axial slot 46 notched and tangential bent connecting web 42 provided at its free End of V-crimp bars 53, 54 bent at right angles.
  • the inner contact sleeve 42 (FIG 8B), i.e. it is rolled from a flat sheet and punched, with a tangentially projecting connecting web 56 with V crimp bars 57, 58 are provided.
  • Circumferential axially extending contact tabs 59, 60 are notched, which are bent inwards towards each other and on theirs free ends to form an insertion opening are bent back.
  • Both Connecting webs 52 and 56 are in the assembled state, as shown in Figures 1 and 6, in one plane and in parallel to each other.
  • the ferrite core 43 and the contacts 41 and 42 do not touch at any point.
  • the leadership and isolation is formed by a plastic wall, while the Concentricity of contact sleeves 41, 42 and ferrite core 43 given by corresponding recesses in the molded body is.
  • the ends 62, 63 are two in parallel insulated electrical wires 64 and 65 through holes 66 of another ferrite core 67 inserted in the Cable connection housing 38 is added.
  • the ends 62, 63 are in the openings 68, 69 of the V-crimp bars 53, 54 and 57, 58 inserted.
  • By closing and locking the here only schematically represented cover 39 become the wire ends 62, 63 by means of the cover 39, not shown here Approaches pressed into the V crimp bars in such a way that the Insulation of the wires cut through and electrical Connection between the wire ends 62, 63 and the Crosspieces 52, 56 is produced.
  • the Locking edge 74 can, as in FIG. 7, in cross section arc-shaped, but it can also be sawtooth-shaped be trained.
  • the hollow cylindrical part 71 has in addition to its central bore 77 three ring-section-shaped axial slots 78, 79 and 80 in which the corresponding Legs of the outer contact sleeve 41 are received, the end faces 49 to 51, as shown in Figure 6 protrudes downward from the slots 78 to 80 ( Figure 7).
  • the bottom 76 of the Cable connection housing 38 with corresponding recesses the one with the bore 77 or the slots 78 to 80 align, provide.
  • the contact pins 17 and 29 of the Connector 11 when the connector is not inserted 12 short-circuited, so that an ignition of the pyrotechnic Funds due to external electrical influences in the Initial assembly or repair or one Safety check of the restraint system is not possible.
  • the insertion process is with the safe electrical separation of helical spring 16 and centric Contact pin 17 only ends when the Locking edge areas 74 of the connector 12 in the annular groove 18 of the connector 11 arrive or snap.
  • This means that the insertion length is such that the upper second spring end 31 of the helical spring 16 itself Safety has lifted off the central contact pin 17. Is when plug connector and Connector does not reach the snap connection, is at Let go of the connector 12 due to this the helical spring 16 biased by the insertion process ejected from the connector 11. This is for the User a clear and visible sign that the contact connection is insufficient or insufficient Dimensions has been reached.

Abstract

La connexion électrique (10) selon l'invention est dotée d'un connecteur (11) à socle (15) cylindrique présentant un contact centrique (17) et un contact excentrique (29) et d'un raccord (12) comportant des connecteurs femelle concentriques (41, 42) dans une fiche femelle cylindrique (36), ledit raccord permettant, lorsqu'il est branché au connecteur (11), d'atteindre les connexions à contact des éléments excentrique et centrique (29, 17), d'un côté, et celui des connecteurs femelle (41, 42) qui correspond, de l'autre côté, et d'établir ainsi une connexion axiale à enclenchement . Pour indiquer de manière visible à l'utilisateur, lors du branchement, si la connexion à contact est opérationnelle ou non, le contact excentrique est conçu sous forme de ressort spiral (16) dont l'extrémité (29) est incurvée; une fois le raccord (12) branché au connecteur (11), le ressort spiral (16) peut être comprimé par le connecteur femelle extérieur (41, 42), et la connexion axiale à enclenchement entre le connecteur (11) et le raccord (12) s'établit grâce aux éléments d'enclenchement (18, 74) prévus sur le socle (15) et la fiche femelle (36).

Claims (10)

  1. Connexion électrique (10) comportant un connecteur (11), qui comporte un culot d'enfichage cylindrique (15) comportant une partie de contact centrale (17) et une partie de contact excentrée (29), et comportant une fiche de raccordement (12), qui est pourvue de douilles concentriques de contact (41,42) situées dans un manchon d'enfichage cylindrique (36), et dans lequel, lors de l'enfichage de cette fiche sur le connecteur (11), on peut obtenir les liaisons de contact entre d'une part les parties de contact excentrée et centrale (29,17), et d'autre part la douille concernée faisant partie des douilles de contact concentriques (41,42), et obtenir une liaison axiale à encliquetage, caractérisée en ce que la partie de contact excentrée est formée par une extrémité coudée (29) d'un ressort hélicoïdal (16) de sorte que lors de l'enfichage de la fiche de raccordement (12) sur le connecteur (11), le ressort hélicoïdal (16) peut être comprimé par la douille extérieure faisant partie des douilles de contact concentriques (41,42) et que la liaison axiale à encliquetage entre le connecteur (11) et la fiche mâle de raccordement (12) est formée au moyen d'éléments d'encliquetage (18,74), qui s'engagent les uns dans les autres et sont prévus sur le culot d'enfichage (15) et sur le manchon d'enfichage (36).
  2. Connexion selon la revendication 1, caractérisée en ce que le manchon cylindrique d'enfichage (36) de la fiche de raccordement (12), qui loge les douilles de contact concentriques (41,42), est pourvu d'un bec d'encliquetage (74), qui s'étend sur une partie de la circonférence et peut être logé, en réalisant un encliquetage, dans un évidement d'encliquetage (18), qui s'étend de façon correspondante sur une partie de la circonférence et est formé dans le culot cylindrique d'enfichage (15) du connecteur (11).
  3. Connexion selon la revendication 2, caractérisée en ce que le bec d'encliquetage (74) est agencé avec une forme en dents de scie en coupe transversale.
  4. Connexion électrique (10) selon au moins l'une des revendications 1 à 3, dans laquelle la partie de contact excentrée (29) est pourvue d'un doigt de court-circuit (31) formant ressort et s'applique au repos au moyen de ce doigt sur la partie de contact centrale (17), auquel cas lors de l'enfichage de la fiche de raccordement (12) sur le connecteur (11), le doigt de court-circuit (31) peut s'écarter de la partie de contact centrale (17), caractérisée en ce que le doigt de court-circuit formant ressort est formé par une extrémité (31), qui est coudée radialement vers l'intérieur, du ressort hélicoïdal (16), et que lors de l'enfichage de la fiche de raccordement (12) sur le connecteur (11), le doigt de court-circuit (31) peut être repoussé sur un élément de séparation (24) qui est voisin de la partie de contact centrale (17).
  5. Connexion selon la revendication 4, caractérisée en ce que l'élément de séparation est un corps cylindrique en matériau isolant (24), qui comporte une rampe de montée (25) et qui est traversé par la partie de contact centrale.
  6. Connexion selon au moins l'une des revendications précédentes, caractérisée en ce que la surface frontale (49 à 51) de la douille de contact extérieure concentrique (41) possède un diamètre moyen qui correspond à la spire opposée (28) du ressort hélicoïdal (16).
  7. Connexion selon au moins l'une des revendications précédentes, caractérisée en ce que la course de déplacement relative entre le culot d'enfichage (15) du connecteur (11) et le manchon d'enfichage (36) de la fiche de raccordement (12) correspond au moins à la course de déplacement nécessaire pour la séparation du doigt de court-circuit (31) par rapport à la partie de contact centrale (17).
  8. Connexion selon au moins l'une des revendications précédentes, caractérisée en ce que les deux douilles de contact concentriques (41,42) sont pourvues de contacts de raccordement sertis en V (53,54;57,58), qui, à l'état monté, sont disposés parallèlement et côte-à-côte.
  9. Connexion selon au moins l'une des revendications précédentes, caractérisée en ce que la douille de contact extérieure concentrique (41) comporte des fentes axiales (46 à 48) réparties sur la périphérie.
  10. Connexion selon au moins l'une des revendications précédentes, caractérisée en ce qu'un noyau de ferrite cylindrique creux (43) est prévu entre les deux douilles de contact concentriques (41,42).
EP97937566A 1996-08-16 1997-08-12 Connexion electrique Expired - Lifetime EP0919074B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19632905A DE19632905A1 (de) 1996-08-16 1996-08-16 Elektrische Steckverbindung
DE19632905 1996-08-16
PCT/EP1997/004373 WO1998008277A1 (fr) 1996-08-16 1997-08-12 Connexion electrique

Publications (2)

Publication Number Publication Date
EP0919074A1 EP0919074A1 (fr) 1999-06-02
EP0919074B1 true EP0919074B1 (fr) 2000-04-26

Family

ID=7802704

Family Applications (1)

Application Number Title Priority Date Filing Date
EP97937566A Expired - Lifetime EP0919074B1 (fr) 1996-08-16 1997-08-12 Connexion electrique

Country Status (5)

Country Link
US (1) US6149448A (fr)
EP (1) EP0919074B1 (fr)
JP (1) JP2000517093A (fr)
DE (2) DE19632905A1 (fr)
WO (1) WO1998008277A1 (fr)

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US6224407B1 (en) * 1997-12-17 2001-05-01 The Whitaker Corporation Coaxial switch connector assembly
DE10118258A1 (de) * 2001-04-11 2002-11-21 Christian Schwaiger Gmbh & Co Schalt- und verrastbare, koaxiale Steckverbindung
JP3743559B2 (ja) * 2001-12-11 2006-02-08 住友電装株式会社 コネクタ
JP2003249308A (ja) * 2002-02-25 2003-09-05 Tyco Electronics Amp Kk 電気コネクタ組立体
JP4005385B2 (ja) * 2002-02-25 2007-11-07 タイコエレクトロニクスアンプ株式会社 点火装置用コネクタ組立体および短絡組立体
US6705886B1 (en) 2003-01-23 2004-03-16 Fci Americas Technology, Inc. Electrical connector having connector position assurance member
US6811424B2 (en) * 2003-03-26 2004-11-02 Fci Americas Technology, Inc. Electrical connector having connector position assurance member
US6921279B2 (en) * 2003-06-05 2005-07-26 Fci Americas Technology, Inc. Electrical connector with connector position assurance member
US6857892B2 (en) * 2003-06-05 2005-02-22 Fci Americas Technology, Inc. Electrical connector with connector position assurance member
US6964579B2 (en) * 2003-06-06 2005-11-15 Fci Americas Technology, Inc. Position assured connector
WO2005013435A1 (fr) * 2003-08-01 2005-02-10 Inter Automotive Closures Inc. Systeme connecteur a jonction auto-ajustable
US7347726B2 (en) * 2004-01-23 2008-03-25 Andrew Corporation Push-on connector interface
US7347727B2 (en) * 2004-01-23 2008-03-25 Andrew Corporation Push-on connector interface
US20050177199A1 (en) * 2004-02-09 2005-08-11 Cardiac Pacemakers, Inc. PSA cable and connector for quadripolar lead terminal
US7753696B2 (en) * 2005-05-12 2010-07-13 Cardiac Pacemakers, Inc. Lead terminal multi-tool
US7306474B1 (en) * 2006-10-16 2007-12-11 Fci Americas Technology, Inc. Electrical connector with scoop proof dome
US7841865B2 (en) * 2008-09-19 2010-11-30 Ivus Industries, Llc Orientationless spring probe receptacle assembly
US8454186B2 (en) 2010-09-23 2013-06-04 Willis Electric Co., Ltd. Modular lighted tree with trunk electical connectors
US8298633B1 (en) 2011-05-20 2012-10-30 Willis Electric Co., Ltd. Multi-positional, locking artificial tree trunk
US9157587B2 (en) 2011-11-14 2015-10-13 Willis Electric Co., Ltd. Conformal power adapter for lighted artificial tree
US8569960B2 (en) 2011-11-14 2013-10-29 Willis Electric Co., Ltd Conformal power adapter for lighted artificial tree
US8876321B2 (en) 2011-12-09 2014-11-04 Willis Electric Co., Ltd. Modular lighted artificial tree
US9044056B2 (en) 2012-05-08 2015-06-02 Willis Electric Co., Ltd. Modular tree with electrical connector
US10206530B2 (en) 2012-05-08 2019-02-19 Willis Electric Co., Ltd. Modular tree with locking trunk
US9572446B2 (en) 2012-05-08 2017-02-21 Willis Electric Co., Ltd. Modular tree with locking trunk and locking electrical connectors
US9179793B2 (en) 2012-05-08 2015-11-10 Willis Electric Co., Ltd. Modular tree with rotation-lock electrical connectors
CN104969421B (zh) * 2012-12-07 2018-04-27 泰科电子英国有限公司 具有弹簧分离功能的电连接器和具有该电连接器的组件
US9439528B2 (en) 2013-03-13 2016-09-13 Willis Electric Co., Ltd. Modular tree with locking trunk and locking electrical connectors
US9671074B2 (en) 2013-03-13 2017-06-06 Willis Electric Co., Ltd. Modular tree with trunk connectors
US9894949B1 (en) 2013-11-27 2018-02-20 Willis Electric Co., Ltd. Lighted artificial tree with improved electrical connections
US8870404B1 (en) 2013-12-03 2014-10-28 Willis Electric Co., Ltd. Dual-voltage lighted artificial tree
US9883566B1 (en) 2014-05-01 2018-01-30 Willis Electric Co., Ltd. Control of modular lighted artificial trees
US9960550B2 (en) * 2016-07-25 2018-05-01 Delphi Technologies, Inc. Coaxial connector assembly
DE102017004873A1 (de) * 2017-05-22 2018-11-22 Mbda Deutschland Gmbh Steckverbindungssystem zur zündsicheren, elektrisch abgeschirmten Kontaktierung mit einer Zündpille
US10683974B1 (en) 2017-12-11 2020-06-16 Willis Electric Co., Ltd. Decorative lighting control
EP3726667A1 (fr) 2019-04-15 2020-10-21 TE Connectivity Germany GmbH Connecteur pour transmissions haute fréquence dans le domaine automobile, élément d'amélioration d'impédance, ensemble de connexion, procédé d'amélioration de l'impédance dans un connecteur
FR3122949B1 (fr) * 2021-05-14 2023-05-05 Tyco Electronics France Sas Connecteur électrique comprenant un élément d’assurance de position de connecteur

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Also Published As

Publication number Publication date
DE59701530D1 (de) 2000-05-31
DE19632905A1 (de) 1998-02-19
US6149448A (en) 2000-11-21
JP2000517093A (ja) 2000-12-19
WO1998008277A1 (fr) 1998-02-26
EP0919074A1 (fr) 1999-06-02

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