EP1463158A2 - Connecteur électrique - Google Patents

Connecteur électrique Download PDF

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Publication number
EP1463158A2
EP1463158A2 EP04005234A EP04005234A EP1463158A2 EP 1463158 A2 EP1463158 A2 EP 1463158A2 EP 04005234 A EP04005234 A EP 04005234A EP 04005234 A EP04005234 A EP 04005234A EP 1463158 A2 EP1463158 A2 EP 1463158A2
Authority
EP
European Patent Office
Prior art keywords
housing
connector
contact
electrical
cover
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Withdrawn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
EP04005234A
Other languages
German (de)
English (en)
Inventor
Dieter Miksche
John Evans
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.)
TE Connectivity Germany GmbH
Original Assignee
Tyco Electronics AMP 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 Tyco Electronics AMP GmbH filed Critical Tyco Electronics AMP GmbH
Priority to EP04005234A priority Critical patent/EP1463158A2/fr
Publication of EP1463158A2 publication Critical patent/EP1463158A2/fr
Withdrawn legal-status Critical Current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
    • 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
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/627—Snap or like fastening
    • H01R13/6271—Latching means integral with the housing
    • H01R13/6273—Latching means integral with the housing comprising two latching arms
    • 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
    • H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
    • 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
    • H01R13/6608—Structural association with built-in electrical component with built-in single component

Definitions

  • the present invention relates to an electrical connector, especially for use between a squib and an electrical control device for an occupant restraint system in motor vehicles.
  • the invention relates furthermore a method for assembling such a connector.
  • Electrical plug connections for detachable mechanical connection or locking of electrically conductive connections are known in numerous embodiments. Particularly safety-critical Connections are electrical plug connections in motor vehicles with which an electrically conductive Connection between an electrical control unit of an occupant restraint system and an airbag squib and / or a belt tensioning device or the like is produced becomes.
  • connection methods After inserting the contact and on it, for example connecting line connected by a clamp connection a coil is inserted into the connector housing used, so connected to the electrical contact will later be electrical between the connecting line and a plug connection to the squib.
  • a suitable one must be used to connect the coil to the contact electrical connection method between the coil connections and a contact area of the contact is applied become.
  • Such connection methods require one-sided exert a force on the contact area causing the contact area especially in the case of the connection process can easily bend the required heat.
  • Generic electrical connectors are from the Publications DE 197 35 168 A1, from DE 198 40 648 C1 and known from DE 198 40 726 A1, each for use between a can (squib) and an electrical control unit for an occupant restraint system in motor vehicles are provided.
  • a electrical connectors in particular for the manufacture of a electrical and a mechanical connection between a squib and an electrical control unit of an occupant restraint system provided in motor vehicles.
  • the Connector has a connector housing for receiving a electrical contact and one with the electrical contact electrically connected connecting line.
  • a housing cover can be attached so that the electrical contact and the connecting line protected are.
  • the connector housing has two essentially each other opposite sides openings to during the Installation of the connector on both sides access to the to be processed Areas on the electrical contact or on the Grant connecting line.
  • the case cover is like this designed to fit each other by putting on the connector housing cover opposite openings. In particular, this can with a U-shaped housing cover can be achieved.
  • the connector according to the invention has the advantage that the necessary assembly steps through the opposite opening, the electrical contact or connection of electrical contact with the connecting line, can be performed in the connector housing, wherein two-sided access to the areas to be worked on is possible.
  • two-sided access to the areas to be worked on is possible.
  • jamming a clamp connection between the connecting line and e.g. a crimp of the electrical contact by two stamps that through the two openings of the connector housing to the connection point be performed.
  • Even when welding contact and connecting line with the help of ultrasound or Resistance welding is the introduction of sonotrodes or Electrodes from two sides make sense.
  • punching of the contact area of the electrical contact can Punching tools are introduced to the relevant area on both sides so that there is no unilateral force the electrical contact works. This can cause damage of the electrical contact in the connector housing can be avoided by a one-sided force.
  • a suitable one Housing cover provided on the connector housing can be placed so that the opposite Openings are covered.
  • the connector housing has a guide that interacts with the housing cover so that the housing cover by pushing it onto the connector housing covers opposite openings.
  • the leadership holds the housing cover on the connector housing, so that the housing cover can only be removed in one direction. In the case of a U-shaped housing cover, this is in the direction the head part of the housing cover, which the legs of the Connects housing cover together.
  • a contact cover can preferably be used to cover the contacts be provided on the connector housing in one Area of electrical contacts can be placed and one Has recess to with a projection of the housing cover to work together so that by putting on the Contact cover on the connector housing the housing cover can be locked. In this way, the housing cover against shifting on the connector housing along the guide be secured.
  • the housing cover preferably has a locking element to the connector by pressing in the contact cover on the plug housing in a socket into which the connector is insertable and at the same time the housing cover to lock.
  • the housing cover has a strain relief has to the connecting line in the attached state to relieve against a tensile force from the outside. On this ensures that the connection between Contact and connecting line against a tensile force in the is substantially relieved.
  • the electrical contact preferably has a contact area that includes a crimp to the electrical Contact to be electrically connected to the connecting line.
  • a crimp connection provides a suitable clamp connection represents the electrical contact and the connecting line reliably connects electrically.
  • the connector housing preferably has an electrical component, especially a coil on that with the electrical Contact, in particular the contact area is connected.
  • the contact area is made in two parts, with between the two parts of the contact area the electrical component is switched. In this way, the connecting line with the contact connection via the electrical component get connected.
  • signal peaks can occur be filtered out when used in an occupant restraint system to an unwanted ignition of the squib being able to lead.
  • a method for mounting a connector involves an electrical contact and a connecting line inserted into a connector housing, the electrical Contact and the connecting line connected to each other be connected by connecting the electrical Contact is jammed.
  • two clamping tools are used through opposite openings of the connector housing be introduced and where connecting line and contact in a clamping area by pressing the Clamping tools are interconnected.
  • the method according to the invention enables the clamp connection easy to manufacture because the clamping tools brought from two opposite sides to the clamping area and then by pressing against each other of the clamping tools, the connecting line and the contact be connected to each other.
  • This represents a significant one Simplification compared to a previous assembly in which insert the clamp connection in the connector housing of clamping tools can be made through an opening could.
  • there is a movement for the clamping tools little space to grip the clamp connection and to apply sufficient pressure, connecting line and Jamming contact. This may result in a insufficiently tight jamming between the connecting line and contact.
  • the electrical contact connected to two connections of an electrical component with the electrical contact between the points which the two connections are connected to the electrical contact are severed.
  • a two-part cutting tool used, the parts through the opposite openings brought up to the contact and then by pressing the Parts of the contact is cut.
  • the opposite Openings of the connector housing allow that Cutting tool from both sides on the one to be cut bring electrical contacts and by pressing together the two parts of the severing tool to cut through a part from the electrical contact is punched out.
  • a housing cover can be opened the connector housing can be pushed open so that the two opposite Openings of the connector housing are covered.
  • FIG. 1 is an exploded view of an electrical Connector according to a preferred embodiment of the Invention shown.
  • the connector has a connector housing 1 on, in which two electrical contacts 2 are used are.
  • the electrical contacts 2 each have a contact connection 3 and a contact area 4 over which the Contact terminal 3 can be connected electrically.
  • the connecting lines 6 are insulated and the ends of the connecting lines that to be connected to the clamping device 5, stripped.
  • the connection devices can also be used as welding areas to which the connecting lines 6 with the help of ultrasonic welding or resistance welding can be attached.
  • connection connections and connecting cables connected to them 6 are inserted into the connector housing 1, so that the contact connections 3 are held in contact openings 7.
  • the connecting lines are through connecting line recesses 8 out in the connector housing 1, so that the clamp connection between the connecting lines 6 and the electrical Contacts 2 are inside the connector housing 1.
  • the connector housing 1 is essentially at two in the direction of insertion opened on opposite sides and has a first through opening 9 and a second through opening 10 on.
  • a housing cover 11 is provided, the side, i.e. in the direction perpendicular to the direction of insertion Be pushed onto the connector housing 1 can.
  • the connector housing 1 a first guide element 12 and the housing cover 11 a second guide element 13.
  • the second guide element the housing cover 11 is clearer in the figure of Figure 2a can be seen.
  • the first and second guide element 12, 13 are substantially L-shaped, the when sliding the housing cover 11 onto the connector housing 1 interlock with their thighs and only one Allow movement of the housing cover 11 in the guide direction.
  • a stop 14 is provided.
  • the housing cover 11 is U-shaped, the two legs of the housing cover 11 facing each other Cover opposite openings of the connector housing 1 and wherein the head part of the U-shaped housing cover 11 connects the two legs together.
  • the housing cover 11 is the housing cover 11 against a further stop 17 in the direction of the contact connections held. This also serves to relieve the guiding elements 12, 13 against acting in the direction of the connecting lines 6 Forces.
  • the connector housing 1 has a holder 18 in which a Coil component 19 can be used.
  • the two electrical Connections 20 of the coil component 19 are through a connection bracket 21 is held against lateral bending, by the holding element 21 having two recesses 22.
  • a contact cover 23 is also provided, which is on the connector housing 1 is placed in the area of the contact connections 3 can be.
  • the contact cover 23 has a first one Locking device 24 and a second locking device 25 on.
  • By completely fitting the contact cover 23 can after the housing cover 11 on the connector housing 1 is pushed on, the housing cover 11 locked into the housing.
  • the housing cover 11 by a leg 28 of the contact cover 23 against a side Kept pushing down.
  • strain relief 29 provided on the housing cover 11.
  • the strain relief 29 is pushed onto the connecting lines 6, so that they are in the area of the connecting lines 8 rests on the connecting lines 6 and jams them.
  • the second through opening 10 makes it possible to mount electrical contacts inserted into the connector housing 1 and electrical connecting lines 6 and the coil component 19 in the connector housing 1 in a suitable manner Way to connect.
  • the connecting devices 5 of the electrical Contact areas 2 accessible from two sides, so that the clamp connection can be made in a simpler manner can.
  • the connecting device 5 are brought together connected by pressing the stamps together.
  • the first through opening 9 is used when connecting the Connections 20 of the coil component 19 with one of the contact areas 4 the relevant contact area 4 from one of the To mechanically support the side facing away from the connection point. This can prevent that due to the Effect of heat when connecting and one on the contact area 4 acting force the contact area 4 of the corresponding electrical contact 2 deformed.
  • the mechanical Support is provided by one of the bottom of the Given the connector housing brought contact surface.
  • the connections 20 are preferred with the contact area 4 by soldering, welding or similar connection techniques connected.
  • Connector housing 1 is a stamp from the bottom of the connector housing 1 through the first passage opening 9 to the contact area 4 moved up and from the top of the connector housing 1 the punching tool to the respective section that to be punched out. By pressing together the section of punching tool and punch of the contact area 4 punched out.
  • the punching out can be due to the introduction of punching tools and stamps from opposite sides the contact area essentially without force the contact area 4 take place in the transverse direction. This makes possible it, the coil component 19 with the corresponding contact area 4 to connect and then the contact area 4 between the connections 20 of the coil component 19 to separate if coil component 19 and the electrical Contacts 2 are already inserted in the connector housing 1. This makes assembly considerably easier because it is easy to handle of the pre-assembled electrical contact 2 with connected Coil component 19 and already severed contact areas automated assembly is difficult.
  • FIGs 4a, 4b are two views of the connector housing 1 shown in preassembled states.
  • the connector housing 1 In the connector housing 1 are the coil component 19 and the electrical Contacts 2.
  • the clamping devices 5 of the electrical Contacts 2 are the stripped ends of the Connection line 6.
  • the connections 20 of the coil component 19 lie on the left of the two electrical contacts 2.
  • Figure 4b shows a bottom view of that shown in Figure 4a pre-assembled connector housing 1. You can see the one to be punched out Section of contact area 4 and a bottom view of the clamping devices 5, which are located on the corresponding End of the electrical contacts 2 are.
  • the connector section 42 is substantially perpendicular to the connector housing 1 from. However, it can also be provided that the connector section 42 as an extension of the connector housing 1 is formed so that the contact connections 3, the contact areas and the connecting lines 6 have the same orientation to have.
  • the connector section 42 of the connector housing 1 is used to connect the squib to an electrical outlet (not shown) used, in which two contact pins (not are shown) which engage in the contact connections 3 and make an electrical contact there.
  • Figure 5a is a connector according to the invention in one pre-locked state shown.
  • the housing cover 11 On the connector housing 1 the housing cover 11 is pushed on and then the Contact cover 23 placed on the connector housing 1. Through the legs 28 of the contact cover 23, the housing cover 11 against being pushed down from the plug housing 1 held.
  • the electrical connector is complete shown assembled state in which the connector is locked in the socket (not shown).
  • the The connector is locked in the socket as soon as the Contact cover 23 is completely placed on the connector housing 1 is.
  • the projection 27 of the housing cover engages 11 in the recess 26 of the contact cover 23 so that the housing cover 11 and the contact cover 23 essentially a common surface of the electrical Create connector 1.
  • the housing cover 11 points to the area facing the contact cover 23 a bevelled section 32, which makes it possible to a tool, e.g. a screwdriver, under the contact cover 23 to grip and thus the locking of the Contact cover 23 by prying up the contact cover 23 to solve.
  • the electrical connector is in shown a pre-locked and a locked state.
  • the electrical connector contacts contact pins 33, which are located in a socket 34.
  • the Plug housing 1 has a first locking arm 35, which in a first recess 36 of the connector housing 34 in one locked state comes to rest.
  • the state of the electrical connector is the contact cover 23 not completely on the connector housing 1 attached so that a second one attached to the contact cover Not yet latch arm 37 in the second latch arm 37 assigned second recess 38 of the socket 34 engages.
  • the advantage of the construction method according to the invention is that that through the two-sided opening of the connector housing 1 a Simplified pre-assembly of components in the connector housing 1 can.
  • Coil component 19, electrical contacts 2 and the connecting lines can be inserted into the housing be, the connection of the components in this pre-assembled Condition of the connector housing 1 are made can.
  • the connection between the connecting lines 6 and the connecting devices 5 of the electrical contacts 2 can go through with the help of two through the opposite Openings of the connector housing 1 moved up to the clamping device 5 Press stamp by exerting a pressing force the connecting device 5 can be made. This is easier to carry out than jamming the connecting device 5 in the horizontal plane, since the connector housing 1 not enough space for inserting tool parts next to the connecting device 5. The same goes for for the punching tool and the one interacting with the punching tool Punch.
EP04005234A 2003-03-29 2004-03-05 Connecteur électrique Withdrawn EP1463158A2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP04005234A EP1463158A2 (fr) 2003-03-29 2004-03-05 Connecteur électrique

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP03007190 2003-03-29
EP03007190 2003-03-29
EP04005234A EP1463158A2 (fr) 2003-03-29 2004-03-05 Connecteur électrique

Publications (1)

Publication Number Publication Date
EP1463158A2 true EP1463158A2 (fr) 2004-09-29

Family

ID=32826781

Family Applications (1)

Application Number Title Priority Date Filing Date
EP04005234A Withdrawn EP1463158A2 (fr) 2003-03-29 2004-03-05 Connecteur électrique

Country Status (1)

Country Link
EP (1) EP1463158A2 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004031464B3 (de) * 2004-06-30 2006-02-09 Tyco Electronics Amp Gmbh Verriegelbare Steckverbindung
EP2485341A1 (fr) * 2009-09-29 2012-08-08 Yazaki Corporation Mécanisme de verrouillage pour composant en résine moulé

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004031464B3 (de) * 2004-06-30 2006-02-09 Tyco Electronics Amp Gmbh Verriegelbare Steckverbindung
EP2485341A1 (fr) * 2009-09-29 2012-08-08 Yazaki Corporation Mécanisme de verrouillage pour composant en résine moulé
EP2485341A4 (fr) * 2009-09-29 2014-05-21 Yazaki Corp Mécanisme de verrouillage pour composant en résine moulé
US8769782B2 (en) 2009-09-29 2014-07-08 Yazaki Corporation Resin molded parts lock mechanism

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