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WO1997001198A1 - Connecteur enfichable dote d'une bande de court-circuit - Google Patents

Connecteur enfichable dote d'une bande de court-circuit Download PDF

Info

Publication number
WO1997001198A1
WO1997001198A1 PCT/DE1996/000883 DE9600883W WO9701198A1 WO 1997001198 A1 WO1997001198 A1 WO 1997001198A1 DE 9600883 W DE9600883 W DE 9600883W WO 9701198 A1 WO9701198 A1 WO 9701198A1
Authority
WO
WIPO (PCT)
Prior art keywords
contact
housing
short
connector according
circuit
Prior art date
Application number
PCT/DE1996/000883
Other languages
German (de)
English (en)
Inventor
Ernst Liebich
Original Assignee
Siemens Aktiengesellschaft
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 Siemens Aktiengesellschaft filed Critical Siemens Aktiengesellschaft
Publication of WO1997001198A1 publication Critical patent/WO1997001198A1/fr

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
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/66—Structural association with built-in electrical component
    • H01R13/70—Structural association with built-in electrical component with built-in switch
    • H01R13/703—Structural association with built-in electrical component with built-in switch operated by engagement or disengagement of coupling parts, e.g. dual-continuity coupling part
    • H01R13/7031—Shorting, shunting or bussing of different terminals interrupted or effected on engagement of coupling part, e.g. for ESD protection, line continuity
    • H01R13/7032—Shorting, shunting or bussing of different terminals interrupted or effected on engagement of coupling part, e.g. for ESD protection, line continuity making use of a separate bridging element directly cooperating with 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
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46—Bases; Cases
    • H01R13/502—Bases; Cases composed of different pieces
    • H01R13/506—Bases; Cases composed of different pieces assembled by snap action of the parts
    • 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

Definitions

  • the invention relates to a connector with a housing made of insulating material, which has at least two parallel rows of mutually opposite contact clips with contact elements and short-circuit bridges, each short-circuit bridge in a contact chamber via an opening between the rows of contact chambers under spring tension bears on two contact elements in opposite contact chambers and with a plug body consisting of insulating material, which lifts the short-circuit bridge from at least one contact element when the housing and plug body are coupled.
  • Such a connector is known from WO 93/07662.
  • This known connector has a housing made of insulating material with contact chambers, in which contact elements are arranged in a row and at least one contact spring is provided in a row parallel to this.
  • the contact spring connects two contact elements as short-circuit bridges.
  • a connector body consisting of insulating material which is designed with a series of contact pins or knives intended to be inserted into the contact elements and in a parallel row for each short-circuit bridge with an interrupter element made of insulating material, the coupling can the short circuit bridges are lifted from the above contact elements by the housing and the plug body.
  • a two-leg contact spring with a spring base, at least one contact leg and a U-shaped bend is provided as the short-circuit bridge for connecting two contact elements.
  • the contact leg springs freely and rests with a contact directly on the transition area of the contact elements.
  • the spring work is done exclusively by the short-circuit bridge.
  • Spring shape and position of the contact guarantee an optimal spring action with low actuation forces.
  • the contact elements which can be electrically connected to one another by the short-circuit bridges and are arranged in adjacent contact chambers in such connectors consist of conventional contact elements with a connection area, a contact area and a transition area between the connection and contact area. So far, those with a crimp connection area have mainly been used as contact elements.
  • the present invention has for its object to further develop the connector of the type mentioned in such a way that processing of the connector is easier, in particular when using contact elements with IDC connection areas.
  • the housing of the plug connector has two flat halves to be joined to one another, each with one of the two rows of contact chambers, and with a device for assembling the two halves of the housing in the correct position, that the short-circuit bridge in one contact chamber of one housing half comes to rest on the contact elements in the contact chambers of the other housing half, each of the two housing halves on its side the opposite half of the housing facing in the area of contact elements and short-circuit areas is provided with one or more openings.
  • the design of the connector according to the invention with two housing halves allows rational manufacture and assembly of the connector. It is not necessary to turn the housing during the mounting process. Only after the two halves of the housing have been completely equipped with short-circuit bridges, contact elements and connected lines are the two contact halves manually or manually detected by suitable production robots and assembled in the correct position with their surfaces previously lying on the assembly. The layering is done with a suitable device, such as. B. guide lugs and Funrungsnuten on the two housing halves of the plug-in condenser.
  • the two housing halves are designed identically, so that only a common injection mold is necessary for the two precise halves.
  • One half of the housing has to be rotated 180 degrees during assembly.
  • the two halves of the housing, each containing a single row of contact chambers, can be joined together, for example, by means of molded guide elements, which enable them to be pushed exactly into position A-m to the direction of the plug connector. Pushing the two halves of the housing together is advantageous in order to block them through the openings. or contact window protruding features of the short-circuit bridges.
  • a movable connection of the two housing halves in the form of a suitable swivel joint device can also be provided instead of the guide elements mentioned.
  • Suitable for this purpose is, for example, a hinge molded on the edge of the two housing halves or a film hinge molded on the edge of the two housing halves.
  • the short-circuit bridge preferably consists of a contact spring with a spring base mounted on the inside of an outer wall of one of the housing halves and at least one freely resilient contact leg which is connected to the spring arm base at each end via a cross-sectionally U-shaped bend.
  • the contact leg is preferably provided with a protrusion protruding through an opening of the respective housing half or with a bridge segment protruding from the contact window of the housing half.
  • the design of the short-circuit bridge ensures an optimal spring effect with low actuation forces.
  • the spring base is provided with two tabs, which latch when two short-circuit bridges are inserted into the associated contact chamber of a housing half on two projections of the inner wall of the contact chamber. This ensures a secure mounting of the short-circuit bridges within the contact spring.
  • the latching connection between the short-circuit bridge and the inner wall of the associated contact chamber also provides an assembly aid which effectively prevents the short-circuit bridge from slipping within the contact chamber.
  • the contact chambers provided in the respective housing halves of the connector for receiving the shorting bridges can be provided with at least one web projecting into the interior of these contact chambers, over which the U-shaped bend of the shorting bridge is pushed.
  • the spring base of the short-circuit bridge can be clamped between the web and the inner wall of this contact chamber.
  • the web is arranged as an injection-molded plastic web in the lower area, as seen from the plug body, within the contact chamber and prevents the short-circuit bridge, or the spring base of the short-circuit bridge, from lifting off the contact surface of the opposite inner wall of the contact chamber when loaded, ie when the plug body is inserted into the housing or when joining the two housing halves.
  • the contact elements are preferably provided on their side facing the associated short-circuit bridge with a so-called contact wart. Such an embodiment allows reliable contacting and thus a so-called cross-contact with the short-circuit bridge.
  • Various contacts can be used as contact elements in the contact chambers of the housing halves. Crimp contacts and IDC contacts are particularly suitable for this. With both contacts, care must be taken to ensure that the opposite features or bridge segments of the short-circuit bridges, which protrude through openings in the opposite housing half, are opposite a sufficiently large contact area of the contact element, into which the contact wart can be incorporated, in order to ensure good contact To give short circuit contact.
  • the IDC contact element in particular has to be provided with a sufficiently large floor area which lies between the connection area and the contact area of the IDC contact element. The aforementioned characteristic is incorporated into this sufficiently large floor area.
  • the housing halves are preferably provided in the area of the contact chambers with the short-circuit bridges arranged therein on the surface facing away from the respective housing half with a suitable plastic cover, so that on the one hand the short-circuit bridges are effectively protected against contamination and on the other hand an undesired short circuit on the rear of the housing halves is excluded .
  • This plastic cover is preferably molded onto the respective housing half.
  • FIG. 1 shows a first exemplary embodiment of a connector with two housing halves to be pushed onto one another in a perspective view
  • FIG. 2 shows a housing half in section through a contact chamber with a short-circuit bridge inserted
  • Figure 3 is a perspective view of a contact element with an IDC connection area for insertion into a contact chamber of the housing halves of the connector of Figure 1 and
  • Figure 4 shows a second embodiment of a connector with two collapsible housing halves interconnected via a swivel joint in a perspective view.
  • the connector shown in FIG. 1 has 2 housing halves 1, 2 made of insulating material to be pushed onto one another.
  • a plurality of adjacent contact chambers 3, 4 for short-circuit bridges 8 and contact elements 7 is arranged in each of the housing halves 1, 2, the longitudinal axes of the contact chambers 3, 4 running parallel to one another and parallel to the front longitudinal walls of the respective housing 1, 2 lie.
  • the contact chambers 3, 4 extend through the entire height of the respective housing halves 1, 2.
  • the two housing halves 1, 2 are of identical design, with each of the two housing halves 1,2 being rotated by 180 degrees to push the two housing halves together.
  • Each of the two housing halves 1, 2 is provided on its front edge surface 1 a, 2 a with a tab 21 projecting out to the respective other housing halves 2, 1, which has a guide groove 23 on its side pointing towards the center of the respective housing halves is provided.
  • the respective housing half 1, 2 is provided on the edge facing the other housing half 2, 1 with a projection 22 which extends over the entire edge and forms a further guide element.
  • This projection 22 engages in the mentioned groove 23 of the tab-shaped guide element 21 at Sliding the two halves of the housing together 1.2 em.
  • These two guide elements 21, 22 ensure that they are pushed onto one another in an exact position.
  • other suitable guide elements can of course also be provided for pushing the two housing halves 1, 2 precisely onto one another.
  • the contact windows 5, 6 are aligned such that a short-circuit bridge 8 with more than one protrusion 13 projects through the contact window 6 into the contact chamber 3, which has a T-shaped cross-sectional contour at its upper outlet opening (the chamber itself is adapted to the short-circuit bridge shape) .
  • the two contact windows 5 are designed and arranged in such a way that they are identified from the oeiden with the reference number 4.
  • the housing half 1 lying opposite the housing half 2 is also provided so that contact elements and the contact chamber marked with the reference number 3 are used in the two contact chambers marked with the reference numerals 4 and a short-circuit bridge with two protrusions protruding through the invisible contact window.
  • the sword of the connector body is marked with the reference symbol 30 and protrudes through the upper opening of the contact chamber 3.
  • the short-circuit bridge 8 consists of a two-legged contact spring with a spring base 10 and at least one contact leg 11, at one end above one in cross section U-shaped bend 12 is connected to the spring base 10.
  • the spring base 10 is mounted on the inside of an outer wall of the housing half 2 (or 1).
  • This outer wall preferably consists of a plastic cover 50 which is molded onto the outer surface of the housing halves 1, 2 in the region of the short-circuit bridges 8. This is shown for the housing half 2 in FIG.
  • the contact leg 11 can spring freely and is provided with a protrusion 13 which projects out of the contact window 6 and which is U-shaped or V-shaped in cross section.
  • the whole The short-circuiting bow according to FIG. 2 corresponds approximately to the design of the short-circuiting bow in WO 93/07662, which is why reference is expressly made to this publication for the purposes of the disclosure.
  • the sword 30 of the connector body belonging to the connector is pressed further downward, reaching behind the end of the short-circuit bridge 8, the entire contact leg 11 including the configuration 13 m pushes back the interior of the contact chamber 3.
  • the short-circuit bracket is provided at its free end in the area of the spring base 10 with two tabs 14 which contact the contact chamber 3 of the housing half 2 when the short-circuit bridge 8 m is inserted latch two projections 15 or lugs of the housing wall or the inner wall of the plastic cover 50.
  • a web 16 m projects the interior of the contact chamber 3, via which the U-shaped bend 12 of the short-circuit bridge 8 is shot.
  • the spring base 10 of the shorting bridge 8 is preferably clamped between the web 16 and the inner wall of the plastic cover 50. This web 16 integrally molded onto the inner wall of the contact chamber prevents the spring base from being lifted off the inner wall of the plastic cover 50 when the short-circuit bridge 8 is loaded.
  • the rear side of the housing halves 1, 2 in the area of the contact chambers 4 for the contact elements can be designed such that IDC contact elements can be used which can be contacted by lines.
  • the housing halves 1, 2 are made freely accessible in the area of the IDC connection of this IDC contact element and are provided with a centering funnel 27 for the lines which are printed into the IDC contact elements of the IDC contact element.
  • the housing halves 1, 2 are on their rear side each provided with windows 28, m the primary locking elements of the IDC contact elements can snap into place.
  • the contact element 7 has emen ID C-terminal region 42 'which is connected through a Verbmdungssteg with base plate 40 at a contact region 43, here a Fe derk ⁇ ntakt.
  • the bottom surface 40 is the area of the contact element 7 which shines through the contact window 5 (see FIG. 1) and is contacted by the short-circuit bridge of the opposite housing half.
  • a shape, a so-called contact wart 41 is preferably incorporated into the bottom surface 40.
  • This contact lug 41 ensures safe contacting with the associated short-circuit bridge (cross contact). In contrast to the previously known.
  • contact element 7 in connection area 42 is modified in accordance with the invention.
  • the insulation displacement clamps 46 which are folded out of the bottom wall 44 of the connection area 42 between the side walls 45, are folded out of the bottom wall 44 with the same direction.
  • the bending lines 47 are selected such that the cutting clamps 46 are bent from the bottom wall 44 by 90 degrees in the direction of the contact area 43 of the contact element 7.
  • the two insulation displacement clamps shown in FIG. 3 are thus bent up in the same direction out of the bottom wall 44, while in the IDC contact elements known to date with two insulation displacement clamps, these are folded towards one another. According to the invention, care must be taken to ensure that the bottom surface 44 which is covered by the
  • FIG. 4 shows a further exemplary embodiment of two housing halves 1, 2, of a connector according to the invention shown.
  • these two housing halves 1, 2 are connected to one another via a suitable swivel joint device 20 in order to be able to be folded up in accordance with the arrows shown in FIG.
  • the swivel joint device 20 in FIG. 4 is a film hinge which is integrally formed on the two housing halves 1, 2.
  • the two housing halves 1, 2 are thus joined together by simply folding them together.
  • the advantage of this solution is that the two housing halves 1, 2 to be joined are firmly connected to one another and can therefore never be confused. Furthermore, this solution allows the connector to be manufactured very inexpensively. Otherwise, the connector shown in FIG. 4 corresponds to the connector in FIG. 1.

Landscapes

  • Connector Housings Or Holding Contact Members (AREA)

Abstract

Le connecteur selon l'invention présente un boîtier comportant deux demi-boîtiers (1, 2) dont les faces sont destinées à être asemblées et qui sont respectivement pourvus d'une série de chambres de contact (3). Ces chambres de contact (3) renferment des éléments de contact (7) et des bandes de court-circuit (8). Chaque bande de court-circuit (8) d'une chambre de contact (3) d'un demi-boîtier (1) est en contact via des ouvertures (5, 6) avec deux éléments de contact (7) du demi-boîtier opposé. Le connecteur présente un dispositif (20, 21) destiné à assurer le parfait alignement des deux demi-boîtiers (1, 2) lors de leur emboîtement.
PCT/DE1996/000883 1995-06-20 1996-05-20 Connecteur enfichable dote d'une bande de court-circuit WO1997001198A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19522365 1995-06-20
DE19522365.9 1995-06-20

Publications (1)

Publication Number Publication Date
WO1997001198A1 true WO1997001198A1 (fr) 1997-01-09

Family

ID=7764786

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE1996/000883 WO1997001198A1 (fr) 1995-06-20 1996-05-20 Connecteur enfichable dote d'une bande de court-circuit

Country Status (1)

Country Link
WO (1) WO1997001198A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1848071A2 (fr) * 2006-04-21 2007-10-24 Phoenix Contact GmbH & Co. KG Connecteur à fiches doté de contacts anti-court-circuit

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3727174A (en) * 1969-04-10 1973-04-10 Amp Inc Housing for electrical connectors
FR2371795A1 (fr) * 1976-11-22 1978-06-16 Amp Inc Boitier de connecteur electrique pour cables plats
FR2430106A1 (fr) * 1978-06-28 1980-01-25 Labinal Element de boitier de connexions electriques
US5100345A (en) * 1990-04-10 1992-03-31 Yazaki Corporation Connector with a terminal locking block

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3727174A (en) * 1969-04-10 1973-04-10 Amp Inc Housing for electrical connectors
FR2371795A1 (fr) * 1976-11-22 1978-06-16 Amp Inc Boitier de connecteur electrique pour cables plats
FR2430106A1 (fr) * 1978-06-28 1980-01-25 Labinal Element de boitier de connexions electriques
US5100345A (en) * 1990-04-10 1992-03-31 Yazaki Corporation Connector with a terminal locking block

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1848071A2 (fr) * 2006-04-21 2007-10-24 Phoenix Contact GmbH & Co. KG Connecteur à fiches doté de contacts anti-court-circuit
DE102006019160A1 (de) * 2006-04-21 2007-10-25 Phoenix Contact Gmbh & Co. Kg Steckverbinder mit Kurzschlußkontakten
DE102006019160B4 (de) * 2006-04-21 2008-02-28 Phoenix Contact Gmbh & Co. Kg Steckverbinder mit Kurzschlußkontakten
EP1848071A3 (fr) * 2006-04-21 2008-06-18 Phoenix Contact GmbH & Co. KG Connecteur à fiches doté de contacts anti-court-circuit

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