EP3364507B1 - Elektrischer steckverbinder für ein mehradriges elektrisches kabel - Google Patents

Elektrischer steckverbinder für ein mehradriges elektrisches kabel Download PDF

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Publication number
EP3364507B1
EP3364507B1 EP17156695.3A EP17156695A EP3364507B1 EP 3364507 B1 EP3364507 B1 EP 3364507B1 EP 17156695 A EP17156695 A EP 17156695A EP 3364507 B1 EP3364507 B1 EP 3364507B1
Authority
EP
European Patent Office
Prior art keywords
cable
electrical
contact elements
output
electrical component
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.)
Active
Application number
EP17156695.3A
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German (de)
English (en)
French (fr)
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EP3364507A1 (de
Inventor
Martin Huber
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.)
MD Elektronik GmbH
Original Assignee
MD Elektronik 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
Priority to HUE17156695A priority Critical patent/HUE051493T2/hu
Application filed by MD Elektronik GmbH filed Critical MD Elektronik GmbH
Priority to EP19164410.3A priority patent/EP3528351B1/de
Priority to EP17156695.3A priority patent/EP3364507B1/de
Priority to HUE19164410A priority patent/HUE053319T2/hu
Priority to DE102017220944.5A priority patent/DE102017220944A1/de
Priority to CN201711439262.8A priority patent/CN108462005B/zh
Priority to US15/879,442 priority patent/US10320127B2/en
Priority to MX2018001953A priority patent/MX2018001953A/es
Publication of EP3364507A1 publication Critical patent/EP3364507A1/de
Application granted granted Critical
Publication of EP3364507B1 publication Critical patent/EP3364507B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding  
    • H01R13/658—High frequency shielding arrangements, e.g. against EMI [Electro-Magnetic Interference] or EMP [Electro-Magnetic Pulse]
    • H01R13/6591—Specific features or arrangements of connection of shield to conductive members
    • H01R13/6592—Specific features or arrangements of connection of shield to conductive members the conductive member being a shielded cable
    • H01R13/6593—Specific features or arrangements of connection of shield to conductive members the conductive member being a shielded cable the shield being composed of different pieces
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
    • H01R24/38—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/2823—Wires
    • 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
    • H01R13/04—Pins or blades for co-operation with sockets
    • 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
    • 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
    • H01R13/6633—Structural association with built-in electrical component with built-in single component with inductive component, e.g. transformer
    • 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
    • H01R13/719—Structural association with built-in electrical component specially adapted for high frequency, e.g. with filters
    • 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
    • H01R13/719—Structural association with built-in electrical component specially adapted for high frequency, e.g. with filters
    • H01R13/7197—Structural association with built-in electrical component specially adapted for high frequency, e.g. with filters with filters integral with or fitted onto contacts, e.g. tubular filters
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R9/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, e.g. terminal strips or terminal blocks; Terminals or binding posts mounted upon a base or in a case; Bases therefor
    • H01R9/11—End pieces for multiconductor cables supported by the cable and for facilitating connections to other conductive members, e.g. for liquid cooled welding cables
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/30—Fastening or clamping coils, windings, or parts thereof together; Fastening or mounting coils or windings on core, casing, or other support
    • H01F27/303—Clamping coils, windings or parts thereof together
    • 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
    • H01R13/504—Bases; Cases composed of different pieces different pieces being moulded, cemented, welded, e.g. ultrasonic, or swaged together
    • 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
    • H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding  
    • H01R13/658—High frequency shielding arrangements, e.g. against EMI [Electro-Magnetic Interference] or EMP [Electro-Magnetic Pulse]
    • H01R13/6591—Specific features or arrangements of connection of shield to conductive members
    • H01R13/6594—Specific features or arrangements of connection of shield to conductive members the shield being mounted on a PCB and connected to conductive members
    • 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
    • H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding  
    • H01R13/658—High frequency shielding arrangements, e.g. against EMI [Electro-Magnetic Interference] or EMP [Electro-Magnetic Pulse]
    • H01R13/6591—Specific features or arrangements of connection of shield to conductive members
    • H01R13/6597—Specific features or arrangements of connection of shield to conductive members the conductive member being a contact of the connector

Definitions

  • the invention relates to an electrical connector for a multi-core electrical cable according to the preamble of claim 1.
  • Such an electrical connector comprises at least two electrical contact elements on the input or cable side, for example in the form of contact plates to which one wire of the associated electrical cable is connected (via a suitable connection point), and furthermore at least two electrical contact elements on the output side, for example in the form of contact plates, each of which has an electrical connector element, for example in the form of an electrically conductive pin, in order to be able to establish an electrical connection with a mating connector.
  • At least one inductive electrical component e.g., between the cable-side (input-side) electrical contact elements of the connector and its output-side electrical contact elements comprising a plurality of turns integrally formed thereon to form a coil - which can be integrally formed, for example, on the cable-side contact elements and / or the output-side contact elements and via which the cable-side and the output-side contact elements are electrically connected to one another.
  • Such connectors are for example from the JP 2001 160463 A and the WO 2006/062629 A1 known.
  • WO 97/47083 describes an electrical connector with a common mode filter, which has a choke section and an insulating section with at least two core elements, each core element comprising two legs, and wherein the Throttle section and the insulating section are each assigned axially extending coils.
  • the invention is based on the problem of improving an electrical connector of the type mentioned at the outset with regard to the requirements described above.
  • the turns of the inductive electrical component run spirally along a plane and that an (internal) electrical connection part is formed in one piece from the electrical component, which bridges a section of the electrical component and integrally connects it to the output-side contact elements or the cable-side contact elements (in particular as a separate part from the corresponding contact element) is fixed.
  • the inductive electrical component can furthermore be at least partially enclosed by a jacket made of a plastic mixed with ferromagnetic material (in the ferritic phase).
  • the solution according to the invention allows the direct one-piece integration of at least one inductive electrical component on the input side of a connector, namely between the cable-side and the output-side contact elements of the connector, so that despite the additional range of functions associated with the inductive electrical component, no additional, separate components are required will.
  • the inductive electrical component is an integrally formed component of a carrier body, from which two support sections extend in such a way that they form an annular circumferential structure.
  • the electrical component can e.g. on the one hand (partially) encapsulated by the associated ferrite jacket; on the other hand, the jacket can be placed on the electrical component, e.g. by putting together individual jacket parts.
  • an inductive electrical component can be arranged between the cable-side contact elements and the output-side contact elements, which comprises two electrical coils, each of which is integrally formed in the manner according to the invention on a cable-side contact element and / or an output-side contact element, such that via a respective electrical coil one cable-side and one output-side contact element (in pairs) are electrically connected to each other.
  • the carrier body can be specifically designed to reliably absorb forces, such as torsional forces, and it can serve as a stop and locking means for other components, such as for an outer conductor of the connector.
  • the two support sections can each run in an arc shape. Furthermore, the two support sections can each have a free end (spaced from the respective connecting section of the carrier region) and can be shaped in such a way that the free ends of the two support sections face one another and lie opposite one another (and, if appropriate, abut against one another).
  • the carrier body can be formed in one piece in such a way that its support sections can be positioned by bending in such a way that they form an annular (in particular bow-shaped) contour together with the carrier region of the carrier body.
  • the inductive electrical component and the cable-side and output-side contact elements can be surrounded together by an encapsulation made of an electrically insulating material, in particular plastic.
  • the extrusion coating can have an opening through which the associated ferrite jacket can be applied to the inductive electrical component.
  • the carrier body can be included be connected to the outer conductor, in particular in a form-fitting and / or material-fitting manner.
  • the carrier body is e.g. partially arranged within the space surrounded by the outer conductor, in particular in such a way that the inductive component also lies within the space surrounded by the outer conductor.
  • the carrier body can be led out in sections from the outer conductor, for example through slots in the outer conductor.
  • the carrier body can be arranged in such a way that its support sections lead out of the outer conductor.
  • the support sections of the carrier body can enclose the outer conductor in sections on the outside.
  • the support sections of the support body are advantageously only bent over after the support body has been arranged within the space enclosed by the outer conductor and the support sections of the support body have been led out of the outer conductor, for example through slots in the outer conductor.
  • the input-side (cable-side) and the output-side electrical contact elements and furthermore the inductive electrical component - and optionally the carrier body - are manufactured as components of a single, integrally shaped component, for example in the form of a lead frame, and integrated into the connector been.
  • the lead frame is then divided into separate components if necessary.
  • FIG. 1A and 1B show an electrical connector, on the input side in - Figure 2A
  • Multicore electrical cable 1 shown in cross section is connected and has electrical connector elements 73, 74 on the output side for establishing an electrical connection with a mating connector.
  • the electrical cable 1 is designed as a two-wire electrical cable.
  • the two wires 11, 12 of the cable 1 run alongside one another along the longitudinal direction L of the cable; they form parallel veins. These are each formed by an electrical line 11a, 12a, for example made of copper, and an insulating sheath 11b, 12b surrounding the respective line.
  • the cores 11, 12 of the cable 1 are arranged together in a cable interior defined by a cable sheath 15 running in the longitudinal direction L of the cable and surrounded by it in cross section.
  • the cable jacket 15 consists of an electrically insulating material.
  • the cable shield 14 can be formed, for example, by a screen braid or also by a film or by a screen braid in combination with a film.
  • the cable shield 14 serves to shield the cable interior and for this purpose consists of a metallic material, such as aluminum.
  • a cable shield 14 in the form of a foil can be an aluminum foil.
  • a plastic film can be used for this purpose, which is coated with an electrically conductive material, such as aluminum, in particular on the inside facing the cable interior.
  • Shield braids are used in particular for shielding at comparatively low frequencies and cable shields in the form of foils for shielding at comparatively high frequencies (1 MHz to 10 GHz).
  • FIG. 2B schematically shows a possible specific embodiment of a cable shield 14.
  • the cable shield 14 is placed in the form of a film around the interior of the cable such that the two connecting sections 141, 142 of the film overlap in the circumferential direction.
  • the cable shield 14 can be opened in a targeted manner if, for example when the cable is being assembled, the interior of the cable is to be accessed.
  • the cable shield 14 can be combined with the cable jacket 15 to form a structural unit, e.g. by the cable shield 14 being connected to the cable sheath 15 on its outer surface facing away from the cable interior, for example via an adhesive.
  • drain strands 21, 22 are arranged in the interior of the cable, each of which extends together with the wires 11, 12 along the longitudinal direction L of the cable.
  • the drain wires 21, 22 are electrically conductive and not insulated, and they are in electrical contact with the cable shield 14.
  • Such filler strands 21, 22 serve to place the cable shield 14 in a defined manner at ground potential, and advantageously also when the cable shield 14 is locally damaged, for example in the case of a film, is torn in sections.
  • the filler strands 21, 22 can additionally contribute to shielding the interior of the cable.
  • a respective drain wire 21, 22 can contain a magnetic, in particular a ferromagnetic material. This can be an alloy (based on iron, nickel, cobalt), in particular steel.
  • a respective drain wire 21, 22 consists entirely of an electrically conductive ferromagnetic material.
  • a respective drain wire 21, 22 has at least one core made of a ferromagnetic material, which is surrounded by an electrically conductive material. This embodiment enables optimization of the core of the respective one Drain wire 21, 22 with a view to the magnetic properties and the optimization of the outer conductive area of a respective drain wire 21, 22 with a view to the electrical properties (also with a view to the skin effect at high frequencies).
  • a respective drain wire 21, 22 can be formed, for example, by a steel core which is coated with copper. The coating can be done, for example, by electroplating.
  • Both a respective wire 11, 12 and a respective drain wire 21, 22 of the electrical cable 1 from the Figures 1A , 1B and 2A regularly consists of a plurality of individual wires.
  • a (connector side) connecting section of the cable 1 is freed from the cable jacket 15.
  • the separation of the drain wires 21, 22 from the wires 11, 12 of the cable, for example around those cable components 11, 12; 21, 22 separate the associated connection points on the plug connector Figure 1A To be able to supply, takes place in the exemplary embodiment through the use of magnetic forces.
  • a magnet M is approximated for this purpose - after the cable sheath 15 has been cut open at the plug-side cable end - of a respective drain wire 21, 22 at the corresponding cable end.
  • a respective drain wire 21, 22 contains a material with such magnetic properties that the drain wire 21, 22 can be separated from the wires 11, 12 of the cable 1 under the influence of magnetic forces. This means that the magnetic properties of the drain wire 21, 22 must differ from those of a respective wire 11, 12.
  • FIG Figure 2B By lifting a respective drain wire 21, 22 out of the interior of the cable under the influence of magnetic forces, a foil can be used in FIG Figure 2B shown type formed cable shield 14 are automatically opened. Because it is only necessary for this that the ends 141, 142 of the cable shield 14 move away from one another under the action of the outwardly moving drain strands 21, 22.
  • a support crimp 16 i.e. a support sleeve fastened by crimping, which can (optionally) be surrounded by a potting 18, for example in the form of a ferrite-core filter extrusion coating.
  • a cable-side (ferrite core) filter acts here as a sheath wave filter, in particular for suppressing sheath waves in the form of high-frequency common mode interference, which e.g. are caused by electrical devices and which spread along the cable 1. That filter thus serves to eliminate or reduce common-mode interference which occurs in phase on the two parallel wires 11, 12 or the electrical lines 11a, 12a and which in the present example are caused in particular by jacket waves.
  • the connector connected to the end of the cable 1 on the plug side comprises an outer conductor 8, in the exemplary embodiment in the form of an outer tube, which consists of an electrically conductive material and which surrounds the plug in a ring shape in cross section or, in the exemplary embodiment, in a concrete ring shape.
  • the outer conductor 8 extends along a longitudinal direction (cable longitudinal direction L), i.e. axially, from a first, cable-side end 8a to a second, output-side end 8b. It can be connected to the support crimp 16, e.g. cohesive (by welding).
  • the outer conductor 8 has a pair of first slots 81 and a pair of second slots 82.
  • the slots 81 and 82, respectively, of a respective pair of slots are arranged opposite each other on the outer conductor 8 in the present case.
  • the slots 81 of the first pair of slots are each offset by 90 ° relative to slots 82 of the second pair of slots in the exemplary embodiment along the circumferential direction of the outer conductor 8.
  • the slots 81 and 82 extend in the axial direction a of the connector (and thus also along the cable longitudinal direction L) each up to the cable-side axial end of the outer conductor 8 (and form an open end of the respective slot there).
  • the components of the connector arranged within the interior of the connector enclosed by the outer conductor 8 comprise first, on the input side (ie, on the cable side), electrical contact elements 31, 32 on the cable side, in the present case in the form of contact plates.
  • a connection point in the form of a receptacle 33, 34 for an (stripped) electrical line 11a or 12a of the wires 11, 12 of the electrical cable 1 is integrally formed thereon.
  • the plug connector On the output side (and at a distance from the cable-side contact elements 31, 32 in the axial direction a), the plug connector (in the interior enclosed by the outer conductor 8) has second, output-side contact elements 71, 72, each of which has a plug element 73 and 74, respectively, in FIG Form of a connector pin is formed, via which the connector can be electrically connected to a mating connector.
  • the plug elements 73, 74 project in the axial direction a from the associated contact element 71 or 72 on the output side.
  • the term "electrical component” is expressly intended to include electronic components and in particular semiconducting components; still active electrical components as well as passive electrical components.
  • the electrical component can be a passive electrical filter, such as e.g. a common mode filter.
  • the electrical component 5 has (as an inductive component) two coils 51, 52. On the one hand, it is formed in one piece with the cable-side contact elements 31, 32 and, on the other hand, it is also electrically connected to the output-side contact elements 71, 72 via connecting parts 53, 54. This means that the wires 11, 12 of the electrical cable 1 are each electrically connected to the plug elements 73, 74 of the plug connector via the electrical component 5. Electrical signals which are fed to the plug connector via the wires 11, 12 of the cable 1 thus pass through the electrical component 5 before they are output via the plug elements 73, 74 to a mating connector and thus to an electrical assembly assigned to the mating connector.
  • the cable-side (input-side) contact elements 31, 32 on the one hand can be electrically connected in pairs to the output-side contact elements 71, 72 via the electrical component 5. That is, each of the cable-side contact elements 31, 32 is connected via the electrical component 5 to exactly one of the output-side contact elements 71, 72, as follows based on FIG Figures 4A and 4B will be explained in more detail.
  • an electrical component 5 designed as a common mode filter common mode interference can occur with such a configuration are eliminated or reduced, which occur (simultaneously) on the two parallel wires 11, 12 and the electrical lines 11a, 12a.
  • the (optional) carrier body 4 is designed here as a carrier bracket.
  • a support section 43 or 44 of the support body 4 extends from connection sections 41, 42 of the support body 4. This runs curved (arc-shaped) in the circumferential direction along the outer conductor 8.
  • the two support sections 43, 44 of the carrier body 4 form an annular contour.
  • the carrier body 4 penetrates one of the first slots 81 of the outer conductor 8 in the radial direction.
  • the electrical component 5 combined in the exemplary embodiment with the carrier body 4 to form a one-piece assembly, like parts of the carrier body 4, is arranged in the interior of the outer conductor 8 and is therefore surrounded by the latter.
  • the carrier body 4 is led radially (in each case through one of the first slots 81) out of the interior of the outer conductor 8.
  • the support sections 43, 44 each run arcuately in the circumferential direction along the outer wall of the outer conductor 8. Together, the two support sections 43, 44 encompass the outer conductor 8 in the circumferential direction at an angle of approximately 180 °.
  • the support sections 43, 44 of the carrier body 4 each have a free end 43a, 44a, which faces away from the connecting section 41 and 42, at which the respective support section 43 and 44 extends from the carrier body 4.
  • the free ends 43a, 44a of the support sections 43, 44 face one another and lie opposite one another in order to form the described annular contour.
  • the free ends 43a, 44a are (slightly) spaced from one another. In another embodiment, these can also be in contact with one another.
  • the drain wires 21, 22 extending from the electrical cable 1 are arranged with their respective free end sections 21a and 22a, so that the second slots 82 are partially closed by the drain wires 21, 22.
  • the drain wires 21, 22 can be within the respective second Slot 82 cohesively, for example by soldering or welding. More information on this is given below using the Figures 3A and 3B are explained.
  • a potting compound 85 (potting compound), e.g. in the form of an injection molded part, filled. In the present case, this lies on the inside of the outer conductor 8 facing the inside of the plug and, together with the outer conductor 8, encloses the said components 31-34, 4, 5, 61-64 and 71-74 of the plug connector.
  • the encapsulation 85 has channels 86 in which the free end sections 21a, 22a of the drainage strands 21, 22 are received and guided.
  • the carrier body 4 - as a (multi) function bracket - can also perform a number of other functions on the plug connector.
  • the carrier body 4 serves as a positioning means for positioning the outer conductor 8 on the plug connector.
  • the positioning of the outer conductor 8 relative to the carrier body 4 takes place concretely in such a way that the outer conductor 8 with its first slots 81, which are open on the cable side (i.e. at the respective end 81a facing the electrical cable 1), is pushed over the carrier body 4, more precisely over the Connecting portions 41, 42 of the carrier body 4 until the closed end 81b of the respective slot 81 opposite the open cable-side end 81a engages with the carrier body 4, as in FIG Figure 1B shown. That is, the closed ends 81b of the slots 81 serve as stops for positioning the outer conductor 8 on the carrier body 4 (along the longitudinal direction L of the cable).
  • the outer conductor 8 (via the first slots 81) is arranged in a form-fitting manner on the carrier body 4.
  • the outer conductor 8 can also be cohesive, e.g. be connected to the carrier body 4 by welding.
  • a respective first slot 81 of the outer conductor 8 can be provided with an insertion phase in order to avoid damage to the outer conductor 8 when it is pushed onto the carrier body 4.
  • the carrier body 4 can each have axially extended extensions 46 which cover the first slots 81 (in sections), cf. Figure 1B , if the carrier body 4 and the outer conductor 8 to each other as intended are aligned and positioned.
  • Such extensions 46 can also serve as guide means for guiding the outer conductor 8 when it is pushed onto the carrier body 4.
  • the extensions can act as an EMC labyrinth, ie not only reduce the free line of sight, but also counteract the penetration of electromagnetic waves into the space within the outer conductor 8.
  • further functions of the carrier body 4 lie in the tension and pressure relief of the components 31-34, 4, 5, 71-74 of the plug connector arranged in the interior of the outer conductor 8 with the action of forces / torques on the outer conductor 8 and in the train. and pressure relief of the drainage strands 21, 22, in particular under the action of torsional forces (along the circumferential direction of the outer conductor 8). This prevents shear off of the filler strands 21, 22.
  • a coding housing can also be positioned and locked onto the carrier body 4. Furthermore, for AC decoupling (by means of a capacitor) between the carrier body 4 and the contact elements 31, 32; 71, 72 a capacitor can be arranged.
  • FIGS 3A and 3B show a longitudinal section ( Figure 3A ) and a cross section ( Figure 3B ) through the electrical connector from the Figures 1A and 1B .
  • Figure 3A shows a longitudinal section
  • Figure 3B shows a cross section through the electrical connector from the Figures 1A and 1B .
  • the arrangement of axially extending extensions 46 of the carrier body 4 in the first slots 81 of the outer conductor 8 on the one hand and the arrangement of the filler strands 21, 22 in the second slots 82 of the outer conductor 8 on the other hand are illustrated.
  • the carrier body 4 here represented in particular by the axially extended lateral extensions 46 (in two spatial levels), can serve as a guiding aid when pushing on and positioning the outer conductor 8.
  • an EMC labyrinth is formed by covering the first slots 81 of the outer conductor 8 by means of the extensions 46 of the carrier body 4, in particular because of the flanged design of the extensions 46 (which are mushroom-shaped in cross section) in order to prevent the penetration of electromagnetic waves into to prevent the space surrounded by the outer conductor 8.
  • Figure 4A shows an exploded view of the electrical connector from the Figures 1A and 1B together with the components directly adjoining it on the cable side, specifically before the bending of the support sections 43, 44 of the carrier body 4 Figures 1A and 1B ).
  • the carrier body 4 can with the electrical component, which in Figure 4A For reasons of clarity, it is not shown in detail, can be combined to form a one-piece assembly, as will be explained below with reference to FIG Figures 5A to 8 will be explained in more detail.
  • the cable side is in Figure 4A the electrical cable 1 with the wires 11, 12 and their respective core (electrical line 11a or 12a) as well as with the drain wires 21, 22 and with the cable jacket 15.
  • the end of the electrical cable 1 facing the electrical connector is to be provided with the support crimp 16 already described, to which in turn a potting 18 is applied.
  • the plug connector is surrounded by the outer conductor 8 with the first and second slots 81 and 82, the space between the carrier body 4 - with the exception of the support sections 43, 44 leading to the outside - and the outer conductor 8 being filled by a potting compound 85.
  • the assembly of the connector including the connection of the electrical cable 1, can be described as follows: First, the electrical cable 1 is provided and provided with the supporting crimp 16 at its free end to which it is to be connected to the associated electrical connector. On the electrical cable 1, its drain wires 21, 22 have already been separated, as shown in FIG Figures 2A and 2B described.
  • the lead frame is then provided, from which the carrier body 4 and the cable-side and output-side contact elements 31, 32; 71, 72 together with the further components 33, 34; 73, 74 are formed.
  • the stripped free ends of the wires 11, 12 of the electrical cable 1, at each of which the associated core is exposed in the form of an electrical line 11a, 12a, are each in contact with a cable-side contact element 31, 32 via its receptacle 33, 34 Intervention.
  • An additional connection is preferably made in a materially bonded manner at the respective contact or engagement area, for example by soldering or welding.
  • the components defining the interior of the electrical connector namely the carrier body 4 and the contact elements 31, 32; 71, 72 with the further associated components 33, 34; 73, 74 and the electrical component 5 arranged on the carrier body 4, including the associated wires, are then provided with the insulating encapsulation 85 by injection molding to form the channels 86.
  • the outer conductor 8 is pushed (by means of the first slots 81) over the aforementioned components of the electrical connector, the outer conductor 8 being guided through the carrier body 4. Then the filler strands 21, 22 are compared with their free end sections 21a, 22a Figures 3A and 3B , are introduced into the second slots 82 of the outer conductor 8 provided for this purpose and are fixed there in a materially integral manner, for example by soldering, welding or gluing. And there are the support portions 43, 44 of the carrier body 4 to form the annular configuration from the Figures 1A and 1B bent over as in Figure 4B shown, and optionally also cohesively, for example by welding, fixed to the outer conductor 8.
  • the transition between the electrical cable 1 and the connector is provided with the encapsulation 18, which in particular encloses the support crimp 16.
  • FIGS. 5A to 5E show the essential components of an electrical connector of the above based on the Figures 1A to 4B described type, in particular the design of the electrical component 5 is shown in detail.
  • the electrical connector to be described manifests itself in particular in the Figure 5A Inductive electrical component 5 shown as well as - optionally - in the configuration of the carrier body 4 adapted to it.
  • the electrical cable 1, as in Figure 5B shown, the outer conductor 8, as in Figure 1C shown, the support sleeve 16 (support crimp), as in Figure 5D shown, and the assembly of the electrical cable 1 with the support crimp 16, as in Figure 5E are, in contrast, essentially unchanged from that further above on the basis of the Figures 1A to 4B described arrangement, so that reference is made to those description passages belonging to these figures with respect to those components.
  • Electrical component 5 shown is designed as an inductive electrical component. This has windings in the form of electrical coils 51, 52, which are made in one piece with the cable-side contact elements 31, 32, ie, are integrally formed thereon.
  • the inductive electrical component 5 comprises Figure 5A two coils 51 and 52 each formed by a plurality of windings, each of which is integrally formed on one of the cable-side contact elements 31, 32.
  • the coils 51, 52 each run along a (common) plane and are spiral (wound).
  • the two coils 51, 52 in the exemplary embodiment have two coil sections 51a, 52a which face one another and thereby run side by side.
  • the windings of the coils 51, 52 can, for example, each have been produced by laser cutting from a base element formed on the cable-side contact elements 31, 32, as will be explained below with reference to FIG Figures 7A to 7C will be described.
  • Each coil 51, 52 also has an (inner) connecting part 53 or 54 (in the form of a contact tongue), via which an electrical connection to the output-side contact elements 71, 72 can be established.
  • an electrical connection between a coil 51 or 52 and an associated output-side contact element 71 or 72 is to be established in the exemplary embodiment by means of each of the two connection parts 53, 54.
  • a cable-side electrical contact element 31 or 32 is in electrical connection with exactly one output-side electrical contact element 71, 72 via a coil 51 or 52.
  • the cable-side and output-side contact elements 31, 32; 71, 72 connected to each other in pairs via a coil 51 or 52.
  • plug elements 73, 74 in the form of plug pins are molded onto the output-side electrical contact elements 71, 72.
  • the inductive electrical component 5 and the cable-side electrical contact elements 31, 32 and the output-side electrical contact elements 71, 72 (in the exemplary embodiment in each case with the associated connection points 33, 34 or plug elements 73, 74) in the present case form part of a one-piece stamped grid.
  • the lead frame comprises a plurality of separation points S, in the exemplary embodiment in the form of webs, at which the material of the lead frame can be severed in accordance with the intended purpose in order to use it to initially separate components of the lead frame from one another. At which points the lead frame is cut to separate the components connected via it depends on which circuit diagram is to be produced with the lead frame in individual cases.
  • the connections of the output-side connection elements 71, 72 with the other components of the lead frame can be connected to the corresponding separation points S are cut.
  • Figure 5A shows the arrangement shown in addition to the inductive electrical component 5 and the associated cable-side and output-side contact elements 31, 32; 71, 72 furthermore have a carrier body 4, which in one piece together with the electrical component 5 and the cable-side and output-side contact elements 31, 32; 71, 72 is shaped.
  • the carrier body 4 comprises in particular support sections 43, 44 which are bent over in order to produce their final configuration.
  • the support sections 43, 44 are in the embodiment of the Figure 5A via a connecting section 41 or 42 in one piece on the cable side Contact elements 31, 32 formed.
  • Axial extensions 46 of the carrier body 4 (with lateral bends 46a) are also integrally formed thereon.
  • the electrical component 5 and the cable-side and output-side electrical contact elements 31, 32; 71, 72 consist of an electrically conductive material. This can therefore also apply to the lead frame as a whole or to its other components, such as in particular the carrier body 4.
  • the electrical connector is according to Figure 6A first the electrical cable 1 is connected to the cable-side contact elements 31, 32. Specifically, for this purpose the insulated free end of a respective electrical line 11a, 12a of the wires 11, 12 of the cable 1 is applied to the associated connection point 33, 34 of the cable 1 and fixed there, for example by welding. The drain wires 21, 22 of the electrical cable 1 are initially still exposed.
  • connection part 53, 54 of a respective coil 51, 52 is bent over in such a way that it bridges a section of the corresponding coil 51, 52 and electrically contacts the respectively assigned output-side contact element 71, 72, compare Figure 6B .
  • a respective connection part 53, 54 can in turn be fixed to the associated output-side contact element 71 or 72, in particular by welding.
  • the ferrite jacket 9 is formed by a plastic mixed with ferromagnetic material (in the ferritic phase).
  • the ferrite jacket 9 can be produced on the one hand by overmolding the adjacent sections of the coils 51, 52; or individual parts of the ferrite jacket 9, for example two jacket halves, are inserted through the opening regions 87 and plugged together in such a way that they encompass the corresponding sections 51a, 52a of the coils 51, 52.
  • a ferrite can be injected onto the outer conductor 8 and / or onto exposed line sections.
  • FIGS 7A to 7D illustrate the production of the coils 51, 52, starting from a lead frame, which first has a (plate-like, one-piece, each with a cable-side contact element 31 or 32) base element 5a or 5b, as in FIG Figure 7A shown.
  • a respective coil 51, 52 is produced from the corresponding base element 5a or 5b by laser cutting, an electrical connection part 53 or 54 also being formed in the central opening of a respective coil 51, 52.
  • connection parts 53, 54 The defined flipping of the connection parts 53, 54 so that they each contact exactly one associated output-side contact element 73 or 74 is based on the Figures 7D and 8th shown in more detail.
  • a holder H with clamping action
  • two bending punches B1, B2 are used to bend the connecting part 53, 54 of a respective coil 51, 52, of which one, first bending punch B1 acts transversely to the direction of extension of the connecting part 53, 54, around this from the plane of the respective coil 51, 52 press, and of which the other, second bending punch B2 acts parallel to the plane of the respective coil 51, 52 on the associated connecting part 53 or 54 in order to move it in the direction of the associated output-side contact element 71 or 72.
  • a bending jaw B3 is used to ensure, during the action of the bending punches B1, B2, that the connecting part 53, 54 bridges the section of the respective coil 51, 52 to be bridged without touching it.
  • the connecting part (for example 53) is then pressed against the assigned output-side contact element (73) by means of a welding mechanism M and welded to it.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)
EP17156695.3A 2017-02-17 2017-02-17 Elektrischer steckverbinder für ein mehradriges elektrisches kabel Active EP3364507B1 (de)

Priority Applications (8)

Application Number Priority Date Filing Date Title
EP19164410.3A EP3528351B1 (de) 2017-02-17 2017-02-17 Elektrischer steckverbinder für ein mehradriges elektrisches kabel
EP17156695.3A EP3364507B1 (de) 2017-02-17 2017-02-17 Elektrischer steckverbinder für ein mehradriges elektrisches kabel
HUE19164410A HUE053319T2 (hu) 2017-02-17 2017-02-17 Villamos dugaszos csatlakozó többeres villamos kábelhez
HUE17156695A HUE051493T2 (hu) 2017-02-17 2017-02-17 Villamos dugaszos csatlakozó többeres villamos kábelhez
DE102017220944.5A DE102017220944A1 (de) 2017-02-17 2017-11-23 Elektrischer Steckverbinder für ein mehradriges elektrisches Kabel
CN201711439262.8A CN108462005B (zh) 2017-02-17 2017-12-26 用于多芯电缆的电插接连接器
US15/879,442 US10320127B2 (en) 2017-02-17 2018-01-25 Electrical connector for a multi-wire electrical cable
MX2018001953A MX2018001953A (es) 2017-02-17 2018-02-15 Conector electrico para un cable electrico de varios nucleos.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP17156695.3A EP3364507B1 (de) 2017-02-17 2017-02-17 Elektrischer steckverbinder für ein mehradriges elektrisches kabel

Related Child Applications (2)

Application Number Title Priority Date Filing Date
EP19164410.3A Division-Into EP3528351B1 (de) 2017-02-17 2017-02-17 Elektrischer steckverbinder für ein mehradriges elektrisches kabel
EP19164410.3A Division EP3528351B1 (de) 2017-02-17 2017-02-17 Elektrischer steckverbinder für ein mehradriges elektrisches kabel

Publications (2)

Publication Number Publication Date
EP3364507A1 EP3364507A1 (de) 2018-08-22
EP3364507B1 true EP3364507B1 (de) 2020-05-20

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EP17156695.3A Active EP3364507B1 (de) 2017-02-17 2017-02-17 Elektrischer steckverbinder für ein mehradriges elektrisches kabel
EP19164410.3A Active EP3528351B1 (de) 2017-02-17 2017-02-17 Elektrischer steckverbinder für ein mehradriges elektrisches kabel

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EP19164410.3A Active EP3528351B1 (de) 2017-02-17 2017-02-17 Elektrischer steckverbinder für ein mehradriges elektrisches kabel

Country Status (6)

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US (1) US10320127B2 (hu)
EP (2) EP3364507B1 (hu)
CN (1) CN108462005B (hu)
DE (1) DE102017220944A1 (hu)
HU (2) HUE053319T2 (hu)
MX (1) MX2018001953A (hu)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
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EP3595101B1 (de) * 2016-11-23 2022-08-24 MD Elektronik GmbH Elektrischer steckverbinder für ein mehradriges elektrisches kabel
CN112531883B (zh) * 2020-11-25 2023-05-12 贵州电网有限责任公司 一种新型模块化ftu
EP4322341A1 (de) * 2022-08-12 2024-02-14 Rosenberger Hochfrequenztechnik GmbH & Co. KG Verbindungsanordnung zum elektrischen verbinden eines busteilnehmers an ein differentielles bussystem

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Also Published As

Publication number Publication date
MX2018001953A (es) 2018-11-09
CN108462005A (zh) 2018-08-28
HUE051493T2 (hu) 2021-03-01
EP3364507A1 (de) 2018-08-22
HUE053319T2 (hu) 2021-06-28
EP3528351B1 (de) 2020-11-11
CN108462005B (zh) 2020-11-20
US20180241157A1 (en) 2018-08-23
EP3528351A1 (de) 2019-08-21
DE102017220944A1 (de) 2018-08-23
US10320127B2 (en) 2019-06-11

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