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
  • H01R13/73—Means for mounting coupling parts to apparatus or structures, e.g. to a wall
  • H01R13/74—Means for mounting coupling parts in openings of a panel
  • H01R13/748—Means for mounting coupling parts in openings of a panel using one or more screws
• • 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
  • H01R13/7193—Structural association with built-in electrical component specially adapted for high frequency, e.g. with filters with ferrite 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
  • H01R13/648—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
  • H01R13/6596—Specific features or arrangements of connection of shield to conductive members the conductive member being a metal grounding panel
• • 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
  • H01R13/7195—Structural association with built-in electrical component specially adapted for high frequency, e.g. with filters with planar filters with openings for contacts
• • 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
  • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
  • H01R13/72—Means for accommodating flexible lead within the holder
• • 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
  • H01R13/73—Means for mounting coupling parts to apparatus or structures, e.g. to a wall
• • 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
  • H01R13/73—Means for mounting coupling parts to apparatus or structures, e.g. to a wall
  • H01R13/74—Means for mounting coupling parts in openings of a panel
• • 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
  • H01R13/73—Means for mounting coupling parts to apparatus or structures, e.g. to a wall
  • H01R13/74—Means for mounting coupling parts in openings of a panel
  • H01R13/741—Means for mounting coupling parts in openings of a panel using snap fastening means
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
  • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
  • H01R13/73—Means for mounting coupling parts to apparatus or structures, e.g. to a wall
  • H01R13/74—Means for mounting coupling parts in openings of a panel
  • H01R13/741—Means for mounting coupling parts in openings of a panel using snap fastening means
  • H01R13/743—Means for mounting coupling parts in openings of a panel using snap fastening means integral with the housing
• • 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
  • H01R13/73—Means for mounting coupling parts to apparatus or structures, e.g. to a wall
  • H01R13/74—Means for mounting coupling parts in openings of a panel
  • H01R13/741—Means for mounting coupling parts in openings of a panel using snap fastening means
  • H01R13/745—Means for mounting coupling parts in openings of a panel using snap fastening means separate from the housing
• • 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
  • H01R13/73—Means for mounting coupling parts to apparatus or structures, e.g. to a wall
  • H01R13/74—Means for mounting coupling parts in openings of a panel
  • H01R13/746—Means for mounting coupling parts in openings of a panel using a screw ring
• • 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

Definitions

• the present invention relates to connector assemblies. BACKGROUND OF THE INVENTION
• An electrical control device is usually connected to a wiring harness thanks to one or several electrical connectors.
• a connector assembly also called socket
• the signals and power supplies going through such connector may be subject to electromagnetic interference (also called ⁇ ⁇ ') or may themselves generate disturbances. It is thus beneficial to shield the signals and power supplies going through such connector in order to increase the immunity against incoming interferences and to decrease the levels of generated disturbances.
• electromagnetic interference also called ⁇ ⁇ '
• Such provisions are also referred to as X EMC or Electromagnetic Compatibility .
• a connector assembly adapted to be fastened to a mounting support, for instance an electrical control device, and adapted to receive a mating counterpart belonging to a wiring harness.
• the connector assembly comprises a connector foot portion, adapted to be fastened to a housing of the electrical control device thanks to fastening devices.
• the connector foot portion comprises a base metal shield plate.
• the shield plate is made of any material which conducts electricity such as copper alloy, tin, or aluminium alloy which are classed among different categories (or series) according to the main alloying element.
• the metal shield plate is made of an aluminium alloy of 1XXX series such as 1100, 1080, 1050, 1060, 1070 or 1010.
• said specific 1XXX series of aluminium alloy presents anti- corrosive and shielding properties which are adapted for such a use.
• the metal shield plate is made of aluminium alloy 1050.
• an aluminium alloy of 1XXX series contains at least 99% of aluminium.
• the second digit indicates modifications to alloy or impurity limit and the two last digits indicate the purity of the alloy.
• an aluminium alloy 1070 means that it contains a minimum of 99.70% of aluminium
• an aluminium alloy 1050 means that it contains a minimum of 99.50% of aluminium
• an aluminium alloy 1100 means that it contains a minimum of 99.00% of aluminium.
• the connector may also comprise a body portion extending away from the connector foot portion outwardly relative to the mounting support.
• the connector body portion has a body shield member which is in electrical contact with said metal shield plate. Further the metal shield plate is in electrical continuity with said fastening devices .
• the electrical continuity is ensured between the fastening devices and the body shield member whenever the connector assembly is fastened to the mounting support. Further the fastening devices are in electrical contact with the mounting support, thus establishing a complete electrical continuity between the body shield member of the connector assembly and the mounting support.
• connection systems comprising a connector assembly as described above, fastening devices, and a mounting support. Further the fastening devices are adapted to fasten the connector assembly on the mounting support, whereby the fastening devices are in electrical contact with the mounting support.
• the invention is also directed to an assembly method for fastening a connector assembly as described above to a mounting support, the method comprises the steps of:
• the shield member is in electrical contact with said metal shield plate and the metal shield plate is in electrical continuity with said fastening devices. Further, the fastening devices are in electrical continuity with the mounting support.
• Figure la and lb are general views of the connector assembly according to the invention.
• FIG. 1 is a sectional view of the connector assembly of Figure 1
• FIG. 3 is a detailed enlarged view of a section of the foot portion.
• Figure la and Figure lb show a connector assembly 10 according to the invention, comprising :
• a connector foot portion 1 having a substantially rectangular general shape, with a bottom surface 15 and a top surface 16, said connector foot portion 1 comprising a base metal shield plate 3, adapted to be placed adjacent to the bottom surface 15 as depicted in Fig. lb,
• the connector foot portion 1 and the connector body portion 2 may be formed as a plastic part, preferably made as an integral plastic molded part.
• the connector body portion 2 has an oval shape with an external surface 25 and an internal surface 26 (see Fig. 2) .
• a body shield member 22 is placed adjacent to the internal surface 26, said body shield member 22 being formed as a thin metallic sheet extending from a base portion 22a to a top portion 22b.
• the base portion 22a is adjacent to the bottom surface 15 of the connector foot portion 1.
• a hollow portion 80 is provided, in which wires and terminals can take place.
• two power connexions 81,82 and two signals connexions 83,84 are installed in the hollow portion 80 (see also Fig. lb) .
• other connexion configurations are also possible.
• a mating connector belonging to a wiring harness can be connected to the connector assembly 10 along a mating axis X, from the left hand side on Fig. la and lb.
• Said body shield member 22 has elastic lugs 23 extending slantwise outwardly away from said base portion 22a.
• elastic lugs 23 are disposed all around the base portion 22a.
• Said elastic lugs 23 bear on said base metal shield plate 3 for establishing an electrical contact between said body shield member 22 and said metal shield plate 3.
• the connector foot portion 1 is adapted to be fastened to a mounting support such as a housing 6 of an electrical control device thanks to fastening means.
• Said electrical control device has electrical interfaces with for example sensors and actuators, and with power supply through electrical connector assemblies like the considered depicted connector assembly 10.
• the connector foot portion can also be fastened directly onto a car frame portion or a an engine portion rather than onto an electrical control device.
• Said housing 6 encloses a control unit and is adapted to mechanically and electromagnetically protect said control unit.
• Said housing 6 comprises recesses 60 adapted to receive fastening devices 5.
• the fastening devices are screws 50, and the counterpart are said threaded holes 60, but other fastening devices are encompassed in the scope of the present invention like riveting, press fitting or other means.
• housing 6 is partially metallic, whereby the fastening devices 5, when fastened to the housing, are in permanent electrical contact with said housing 6.
• the connector foot portion 1 On the connector foot portion 1, there is provided at least a hole 14 receiving said fastening devices 5. In the depicted example, there are provided four holes 14 distributed at the four corners of the foot portion 1.
• Each metallic insert 4 is in electrical contact with both the metal shield plate 3 and with the fastening devices 5 as it will be explained in details later on.
• the base metal shield plate 3 is made from a thin metallic sheet having a substantially rectangular shape similar to the rectangular shape of the foot portion 1, disposed parallel to a interface plane P which is perpendicular to the mating axis X.
• the base metal shield plate 3 comprises a central opening 30 for the passage of electrical connections and holes 44 (at least one hole, four holes in the example) coaxially located relative to the holes 14 of the connector foot portion 1, the edge of each hole 44 comprising at least a slant elastic projection 33 extending toward the foot portion 1, and adapted to bear on the metallic insert 4.
• the base metal shield plate 3 comprises four clips 32 (see Fig. la) engaging into corresponding recesses 18 provided in the connector foot portion. Clips 32 are extending substantially perpendicularly from the surface of the shield plate 3.
• clips 32 have a pine tree shape in order to be retained once inserted into the recesses 18, whereby the metal shield plate 3 is firmly retained on the foot portion 1 prior to fastening with the fastening device 5, as illustrated in Fig lb.
• the fastening device is exemplified by a screw 50 having a head 52, a bearing collar 51, a body 53 fitted with a male thread 54 received in the female thread 60 of the housing 6.
• the metallic insert 4 comprises a bottom section 41 bearing on the elastic projections 33 and a top section 42 bearing on the collar 51 of the screw.
• the external surface of the metallic insert is adjacent to the internal surface of the hole 14.
• a border 17 protruding relative to the top edge 42b of the top section 42, along the mating axis X.
• a local cutaway on the left side of the screw on Figure 3 shows the border 17 before screwing, whereas on the right side it is shown after screwing.
• the compressed portion acting as a brake for the screw 50 in order to avoid a loosening of the screw 50.
• the invention is also directed to an assembly method for assembling a connector assembly 10 as described above to a housing 6, this method comprising the steps of:
• fastening the connector assembly thanks to fastening devices 5.
• the body shield member 22 is in permanent electrical contact with the metal shield plate 3 and the metal shield plate 3 is in permanent electrical continuity with the fastening devices 5, and the fastening devices are in permanent electrical continuity with the housing 6 via the metallic inserts 4.
• the screw 50 compresses the border 17 during the screwing, and the compressed border, being at least partially elastically deformed, is adapted to brake the screw after screwing in order to avoid loosening of the screw 50.
• - Sample B connector assembly which comprises a metal shield plate made of aluminum alloy 1050, this connector assembly being fastened to a housing of an electrical device thanks to fastening devices.
• the interface shielding measurement is measured before the tests. For that, samples A and B are put on a braid and the interface shielding measurement is measured between the terminals of a multimeter. The result of the interface resistance shielding is thus representative of the whole connection system.
• connection systems have been subjected to the salt tests described in example 1.
• Sample 1 Connector assembly comprising a metal plate made of 1010 aluminum alloy (IXXX series); said connector assembly being fastened to a housing of an electrical device thanks to fastening devices.
• Sample 2 Connector assembly comprising a metal plate made of 2017 aluminum alloy (2XXX series) ; said connector assembly being fastened to a housing of an electrical device thanks to fastening devices.
• Sample 3 Connector assembly comprising a metal plate made of 5754 aluminum alloy (5XXX series) ; said connector assembly being fastened to a housing of an electrical device thanks to fastening devices.
• the metal plate made of IXXX series aluminum alloy presents the lowest corrosion whereas the metal plate made of 2XXX presents the highest corrosion.

Landscapes

• Details Of Connecting Devices For Male And Female Coupling (AREA)
• Connector Housings Or Holding Contact Members (AREA)
• Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)

Priority Applications (4)

Applications Claiming Priority (2)

Publications (1)

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ID=45464638

Family Applications (1)

Country Status (5)

Cited By (3)

Families Citing this family (3)

Citations (5)

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• 2011
  • 2011-10-26 WO PCT/IB2011/002961 patent/WO2012056325A1/en active Application Filing
  • 2011-10-26 EP EP11805938.5A patent/EP2702646B1/en not_active Not-in-force
  • 2011-10-26 JP JP2013535532A patent/JP5932813B2/ja not_active Expired - Fee Related
  • 2011-10-26 KR KR1020137013845A patent/KR101832538B1/ko active IP Right Grant
  • 2011-10-26 CN CN201180052439.3A patent/CN103262359B/zh not_active Expired - Fee Related

Patent Citations (5)

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