EP1618630A1 - Connecteur enfichable pour la connexion electrique d'elements electroniques - Google Patents

Connecteur enfichable pour la connexion electrique d'elements electroniques

Info

Publication number
EP1618630A1
EP1618630A1 EP04725283A EP04725283A EP1618630A1 EP 1618630 A1 EP1618630 A1 EP 1618630A1 EP 04725283 A EP04725283 A EP 04725283A EP 04725283 A EP04725283 A EP 04725283A EP 1618630 A1 EP1618630 A1 EP 1618630A1
Authority
EP
European Patent Office
Prior art keywords
housing
connector
contact elements
contact
connector according
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Withdrawn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
EP04725283A
Other languages
German (de)
English (en)
Inventor
Robert Weber
Thomas Urbanek
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.)
Conti Temic Microelectronic GmbH
Original Assignee
Conti Temic Microelectronic 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 Conti Temic Microelectronic GmbH filed Critical Conti Temic Microelectronic GmbH
Publication of EP1618630A1 publication Critical patent/EP1618630A1/fr
Withdrawn legal-status Critical Current

Links

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
    • H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
    • H01R12/50—Fixed connections
    • H01R12/51—Fixed connections for rigid printed circuits or like structures
    • H01R12/55—Fixed connections for rigid printed circuits or like structures characterised by the 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
    • H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
    • H01R12/50—Fixed connections
    • H01R12/51—Fixed connections for rigid printed circuits or like structures
    • H01R12/55—Fixed connections for rigid printed circuits or like structures characterised by the terminals
    • H01R12/58—Fixed connections for rigid printed circuits or like structures characterised by the terminals terminals for insertion into holes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
    • H01R12/70—Coupling devices
    • H01R12/7005—Guiding, mounting, polarizing or locking means; Extractors
    • H01R12/7011—Locking or fixing a connector to a PCB
    • H01R12/7017—Snap means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
    • H01R12/70—Coupling devices
    • H01R12/7005—Guiding, mounting, polarizing or locking means; Extractors
    • H01R12/7011—Locking or fixing a connector to a PCB
    • H01R12/7047—Locking or fixing a connector to a PCB with a fastener through a screw hole in the coupling device
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/02—Contact members
    • H01R13/10—Sockets for co-operation with pins or blades
    • H01R13/11—Resilient sockets
    • H01R13/112—Resilient sockets forked sockets having two legs

Definitions

  • the invention relates to a connector, for example a socket or plug connector, for the electrical connection of electronic components.
  • Complex electronic circuits generally consist of several assemblies, such as plug-in cards or additional devices, for example drives for mass storage, each of which contains printed circuit boards and which are usually electrically connected to one another in order to produce the function of the circuit.
  • cables are used which have standardized connectors at their ends, namely single-pole or multi-pole sockets or plugs.
  • Corresponding counterparts are provided on the modules to be connected, so that the plug connectors of the cables can be connected to the plug connectors of the modules.
  • the plug connectors of the modules for example socket strips or plug strips, are generally mechanically and electrically connected to a circuit board belonging to the respective module.
  • the mechanical connection between the connector and printed circuit board is particularly useful in vibration-loaded circuits, such as / are for example encountered in the automotive field, 'necessary to ensure the reliability of connection.
  • the electrical connection of the connectors to the respective circuit board is made by soldering, while the mechanical see connection made by screws, rivets or comparable joining technologies.
  • This double connection of the plug connector with the printed circuit board leads to an overdetermination of the bearing, which - in particular due to the thermal expansion of the soldering partners caused by the soldering - can lead to tension which can impair the function of the electronic circuit.
  • the connectors are first mechanically connected by means of screws or rivets to the circuit board.
  • the connector is then electrically connected to the printed circuit board by soldering and this to the housing.
  • the ken SMD-process for attaching the other components several work steps for mounting the or the connector, namely Handbestüc ?? Fasten and solder, downstream. Additional fasteners such as screws, rivets or similar are required. Additional screwing points are required to attach the circuit board to the housing, which is associated with an increased space requirement.
  • the present invention has the task of proposing a connector that can be attached to the circuit board after soldering, without the contact elements being tensioned and the fastening points of which can simultaneously be used to connect the circuit board to the housing.
  • the connector for the electrical connection of electronic components comprises one or more contact elements and a housing consisting of a lower part and an upper part which can be connected to the lower part.
  • the upper and lower parts enclose the contact elements between them in the assembled state, the lower ends of the contact elements projecting through openings in the housing and the upper ends of the contact elements making contact through openings in the upper part of the housing are.
  • the respective contact element of the connector is formed from at least three legs, which are arranged in a stepped manner in the housing, one of the legs being arranged flexibly in a cavity formed between the upper part and the lower part. This means that the leg arranged in the cavity enables the respective contact element to be bent.
  • the connector comprises, for example, one or more three-leg contact elements (also called contact pins or pins for short), the respective contact element in the region of a first and second leg, which in each case form one end of the contact element in a known manner, as a narrow sheet metal strip or wire pin is designed for contacting and in the area between the first and the second leg a third leg for connecting the two outer legs and for positioning the contact element in the housing is designed as a sheet metal strip.
  • three-leg contact elements also called contact pins or pins for short
  • the respective contact element in the region of a first and second leg which in each case form one end of the contact element in a known manner, as a narrow sheet metal strip or wire pin is designed for contacting and in the area between the first and the second leg
  • a third leg for connecting the two outer legs and for positioning the contact element in the housing is designed as a sheet metal strip.
  • the respective contact element is designed in a known manner in the case of a socket strip as a claw, for example from a plurality of resilient sheet metal strips, and in the case of a plug strip as a narrow sheet metal strip or wire pin.
  • One of the outer legs is a so-called male contact, ie contact is made via the outer surface of the leg, whereas the other outer leg is designed as a so-called female contact for contacting the inner surface of the leg.
  • the respective contact elements are used to make contact or to establish an electrical connection between the plug connector and a printed circuit board and a plug or a cable to be connected to it.
  • One of the outer legs of the respective contact element is used to establish electrical contact between the plug connector and a corresponding plug connector of a connecting cable or the like, and the other is Larger legs for producing an electrical contact between the connector and conductors or a corresponding connector of the circuit board.
  • the two outer legs, which form the ends of the respective contact element are offset from one another and parallel to one another and enclose the middle leg between them, so that they jointly have a step-shaped course in the housing or run largely Z-shaped.
  • the middle leg encloses an approximately equal angle with the two outer legs.
  • the legs preferably enclose an angle of 90 ° to 135 °.
  • the middle leg is arranged flexibly in the manner of a spiral spring in the cavity between the upper and lower part of the housing. This ensures that mechanical loads occurring when the plug connector is fastened are easily and securely absorbed by the central limb, which is designed as a spiral spring, so that the outer limbs causing the contacting are not damaged.
  • the respective contact element is preferably formed in one piece.
  • a plurality of contact elements are of uniform design and are arranged in the housing at a uniform distance from one another, in particular forming a row of contacts.
  • the lower part of the housing advantageously has, in a known manner, at least two bores which can be used to connect the housing to the printed circuit board by means of screws, rivets or similar fastening means.
  • the lower part of the housing of the connector has at least two fixing elements for the provisional fixing of the plug connector on the printed circuit board between the assembly and soldering operations.
  • fixing elements can be, for example, plastic tongues with a lateral shoulder, which are made in one piece with the lower part of the housing and run in the same direction as the outer legs of the contact elements and taper towards the free end.
  • the plastic tongues can be introduced into holes provided for this purpose on the printed circuit board while overcoming a resilient resistance emanating from the plastic tongues due to an excess of the shoulders compared to the distance between the holes.
  • the spacing of the holes is chosen so that the plastic tongues are inserted into the holes with as little force as possible, but the shoulders of the plastic tongues require a largely low joining force. This means that an insertion force, albeit low, is required to insert the plastic tongues.
  • the plastic tongues After the plastic tongues have passed the material thickness of the circuit board, the plastic tongues spring back into their relaxed position, whereby the ledges of the plastic tongues prevent the connector from falling out as long as they are not exerted by an external force in the same way as when the plastic tongues are inserted into the holes be deformed.
  • Fig. 1 a connector in perspective view
  • Fig. 2 a connector in longitudinal section
  • Fig. 3 a connector in longitudinal section
  • Fig. 4 a contact element in longitudinal section
  • Fig. 5 shows a section V-V through the connector according to
  • a connector 1 is shown in perspective.
  • the connector 1 comprises a housing 2, which has a lower part 3 and an upper part 4.
  • the connector 1 shown is a socket strip provided for attachment to a printed circuit board, in which a plurality of contact elements 6 (also called contact pins or pins for short) are arranged offset from one another, for example in two parallel rows, in such a way that that of a contact element 6 of a row of solder fell on an adjacent row runs between two contact elements 6 of the adjacent row.
  • a contact elements 6 also called contact pins or pins for short
  • the contact elements 6 are embedded in the housing 2 in the closed state of the connector 1.
  • the housing 2, in particular the upper part 4, has openings 0 with joining aids H ′ , which are arranged on the top of the housing 2.
  • One end of one of the contact elements 6 is arranged in the respective opening 0.
  • contact elements of another connector or of a connecting cable which are not shown and correspond to the contact elements 6 of the connector 1, can be inserted, so that they make electrical contact with one another on the upper part 4.
  • the housing 2 on the lower part 3 also has an opening 0 through which the contact element 6 with the opposite end protrudes from the underside of the housing 2 and, for example, enables an electrical connection to a printed circuit board or another plug connector, not shown.
  • the connector 1 can have a separate opening 0 on the top and bottom of the housing 2 for each contact element 6 or a large common opening 0 for a plurality of contact elements 6.
  • the housing 2 has two diagonally opposite corners of the housing 2 and is made in one piece with the lower part 3, in the same direction as the ends of the housing 3 protruding from the lower part 3
  • the fixing elements 9 are plastic tongues with a lateral shoulder, which taper towards the free end.
  • the taper is formed by a partially conical surface in the manner of a truncated cone K.
  • FIG. 4 shows an enlarged section of FIG. 3 with a single contact element 6 in longitudinal section
  • FIG. 5 shows an enlarged section of FIG. 3 with a fixing element 9 in cross section.
  • Contact elements 6 are divided into a plurality of • the legs 61, 62, 63 'which together form the respective contact element.
  • two outer legs 61 and 63 are provided, which open into the opening in the upper part 4 or protrude from the opening 0 of the lower part 3.
  • the two outer legs 61 and 63 forming the ends of the respective contact element 6 run parallel and offset by a distance from one another in approximately the same direction, for example perpendicularly.
  • a middle leg 62 enclosed or arranged between the two outer legs 61 and 63 includes an approximately equal opening angle ⁇ with the respectively adjacent outer leg 61 and 63.
  • This opening angle advantageously has a size of 90 ° to 135 °, but other opening angles are also possible.
  • the respective contact element 6, in particular one of the outer legs 63 and the middle leg 62 are designed in a known manner as narrow sheet metal strips.
  • the outer contacting leg 63 serves as a male contact in the form of a pin or sheet metal strip.
  • the other outer leg 61 is formed, for example, as a claw from several resilient metal strips and thus serves as a female contact.
  • the entire contact element 6 is preferably made in one piece as a pressed sheet metal part.
  • the outer legs 61 and 63 thus serve to establish the electrical connection of the connector 1 on the one hand with a printed circuit board and on the other hand to establish the electrical contact with a corresponding connector of a connecting cable or the like, the middle leg 62 being used for receiving of mechanical loads is designed as a spiral spring.
  • the housing 2 consisting of the lower part 3 and the upper part 4 which can be connected to the latter includes the contact elements 6, as shown in FIG. 3, a cavity 11 being located between the upper part 4 and the lower part 3 in the region of the middle leg 62 of the respective contact element 6 a bending deformation of the middle leg 62 enables.
  • the soldering or subsequent cooling in the material induces stress, since the conventional, straight contact elements are subject to the rigid conditions caused by the clamping between the upper and lower part are prevented from expanding.
  • the material stresses resulting from the thermal expansion of the contact elements 6 in the connector 1 according to the invention can be reduced by the resilient effect of the middle leg 62 of the respective contact element 6 to such an extent that they do not adversely affect the function of the electronic circuit.
  • the rigid boundary conditions which make such compensation impossible in the conventional straight contact elements are compensated for in the connector 1 according to the invention by the deformability of the middle leg 62 of the respective contact element 6.
  • the respective contact pockets 10 have a diameter that enables the outer leg 61 of the associated contact element 6 to be received with almost no play.
  • the opening 0 in the upper part 4 of the housing 2 has a smaller diameter than the contact pocket 10.
  • the outer leg 61 is supported upward on the material surrounding the opening 0 of the upper part 4. Downward, the outer leg 61 is supported on a spacer 12 which is made in one piece with the lower part 3.

Landscapes

  • Coupling Device And Connection With Printed Circuit (AREA)

Abstract

L'invention concerne un connecteur (1) assurant un raccordement sécurisé et protégé envers des sollicitations mécaniques et thermiques, ce connecteur comprenant un ou plusieurs éléments de contact (6) ainsi qu'un boîtier (2) composé d'une partie inférieure (3), à laquelle peut être reliée une partie supérieure (4), les éléments de contact (6) étant confinés entre la partie inférieure (3) et la partie supérieure (4). Les extrémités inférieures des éléments de contact (6) sont en saillie par des ouvertures (0) façonnées dans le boîtier (2) et le contact est établi avec les extrémités supérieures des éléments de contact (6) par des ouvertures (0) façonnées dans la partie supérieure (4) du boîtier (2). L'invention est caractérisée en ce que chaque élément de contact (6) comprend au moins trois branches (61, 62, 63) à disposition en gradins dans le boîtier (2), une des branches (62) étant positionnée flexible dans une cavité (11) entre la partie supérieure (4) et la partie inférieure (3).
EP04725283A 2003-04-26 2004-04-02 Connecteur enfichable pour la connexion electrique d'elements electroniques Withdrawn EP1618630A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10318980A DE10318980A1 (de) 2003-04-26 2003-04-26 Steckverbinder zur elektrischen Verbindung elektronischer Komponenten
PCT/DE2004/000716 WO2004097992A1 (fr) 2003-04-26 2004-04-02 Connecteur enfichable pour la connexion electrique d'elements electroniques

Publications (1)

Publication Number Publication Date
EP1618630A1 true EP1618630A1 (fr) 2006-01-25

Family

ID=33154458

Family Applications (1)

Application Number Title Priority Date Filing Date
EP04725283A Withdrawn EP1618630A1 (fr) 2003-04-26 2004-04-02 Connecteur enfichable pour la connexion electrique d'elements electroniques

Country Status (3)

Country Link
EP (1) EP1618630A1 (fr)
DE (2) DE10318980A1 (fr)
WO (1) WO2004097992A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4361429B2 (ja) * 2004-06-29 2009-11-11 矢崎総業株式会社 直付けコネクタの嵌合構造
DE102014205467B4 (de) * 2014-03-24 2018-04-19 Continental Automotive Gmbh Steckverbindungsanordnung
DE102018101667B3 (de) * 2018-01-25 2019-04-11 Lumberg Connect Gmbh Steckverbinder mit Sekundärsicherung
CN208508025U (zh) * 2018-06-05 2019-02-15 矢崎（中国）投资有限公司 板端连接器
DE202022102847U1 (de) 2022-05-23 2023-06-22 PTR HARTMANN GmbH Vorrichtung zur elektrischen Kontaktierung von elektrischen Leiterbahnen einer Leiterplatte

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Publication number Priority date Publication date Assignee Title
DE1765007C3 (de) * 1968-03-20 1978-12-07 Siemens Ag, 1000 Berlin Und 8000 Muenchen Anordnung zum Schnappbefestigen eines Gerätes
GB2188497B (en) * 1986-03-27 1990-11-07 Yazaki Corp Connector
JP2540705B2 (ja) * 1992-12-01 1996-10-09 山一電機株式会社 シ―ルドコネクタアッセンブリ
JP3405425B2 (ja) * 1995-01-20 2003-05-12 住友電装株式会社 基板用コネクタ
US5743751A (en) * 1996-05-14 1998-04-28 Davis; Philip E. Straddle adapter for mounting edge connectors to a printed circuit board
JP3395824B2 (ja) * 1996-12-27 2003-04-14 タイコエレクトロニクスアンプ株式会社 フレキシブル基板用コネクタ
JP3478970B2 (ja) * 1998-03-27 2003-12-15 矢崎総業株式会社 基板用コネクタ
US6095856A (en) * 1998-10-30 2000-08-01 General Electric Company Holder connector apparatus and methods
JP3462096B2 (ja) * 1998-11-05 2003-11-05 住友電装株式会社 基板用コネクタ
JP2002151190A (ja) * 2000-11-14 2002-05-24 Yazaki Corp 基板用コネクタ
JP3998442B2 (ja) * 2001-08-09 2007-10-24 矢崎総業株式会社 基板用コネクタ

Non-Patent Citations (1)

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Title
See references of WO2004097992A1 *

Also Published As

Publication number Publication date
DE112004001225D2 (de) 2006-03-30
DE10318980A1 (de) 2004-11-11
WO2004097992A1 (fr) 2004-11-11

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