EP3759767A1 - Système de connecteur électrique et procédé de fabrication d'un système de connecteur électrique - Google Patents

Système de connecteur électrique et procédé de fabrication d'un système de connecteur électrique

Info

Publication number
EP3759767A1
EP3759767A1 EP19708075.7A EP19708075A EP3759767A1 EP 3759767 A1 EP3759767 A1 EP 3759767A1 EP 19708075 A EP19708075 A EP 19708075A EP 3759767 A1 EP3759767 A1 EP 3759767A1
Authority
EP
European Patent Office
Prior art keywords
wall
ring
opening
housing
connector
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.)
Pending
Application number
EP19708075.7A
Other languages
German (de)
English (en)
Inventor
Thorsten Kremer
Vu Lam Nguyen
Wolfgang Pade
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch 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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of EP3759767A1 publication Critical patent/EP3759767A1/fr
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/02—Contact members
    • H01R13/03—Contact members characterised by the material, e.g. plating, or coating materials
    • 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]
    • H01R13/6581—Shield structure
    • 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
    • H01R13/73—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
    • H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding  
    • 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]
    • 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]
    • H01R13/6581—Shield structure
    • H01R13/6582—Shield structure with resilient means for engaging mating connector

Definitions

  • the invention relates to a connector system and a method of manufacturing a connector system.
  • Such a connector may e.g. be mounted in a shielded manner on a housing, wherein in the interior of the housing components are arranged, which are electrically connected to the connector.
  • Such components may e.g. Control unit components, such as a printed circuit board with arranged thereon electronic or electrical components (ASICs, resistors, capacitors, coils, etc.) or data processing modules that output high data streams via the electrical connection (for example, more than 100Mbit / s) or
  • Connector plugged together so this arrangement of housing, Connector and mating connector are referred to as a connector assembly.
  • the invention is based on the recognition that the housing of a
  • Connector system advantageously made of a cheap and good thermal conductivity and shielding material, such as a metal is formed, for example aluminum. It may be advantageous to contact a screen element, for example a shield plate of the connector, with the electrically conductive housing, for example, in order to effect a continuous shielding in this way. It may be advantageous to provide the lowest possible electrical contact resistance from the housing to the screen element, since large screen currents can occur. Aluminum, however, can not form a particularly good electrically conductive aluminum oxide on its surface in the rule. It may therefore be advantageous to use copper for such a shielding element of the connector or a material which comprises predominantly copper.
  • the aluminum oxide layer of the housing which does not conduct well, can bring about increased contact resistance.
  • the different electrochemical standard electrode potentials of aluminum and copper e.g. Even at low humidity, so-called contact corrosion occurs at the interface of the housing and the shielding element. This can locally increase the contact resistance.
  • a soft material such as e.g. Aluminum, the soft material creep away.
  • the contact resistance may increase undesirably.
  • the connector system has:
  • the housing has an opening with a first inner wall, wherein the
  • Connector has a shield plate which projects at least partially into the opening.
  • a ring is arranged in the opening and contacted with an outer wall, the first inner wall of the opening electrically, wherein the shield plate electrically contacted with a further outer wall of the shield plate, a second inner wall of the ring.
  • an axial direction is defined by a central axis of the opening
  • the following sequence of elements results from radially outside: first the inner wall of the opening, then the ring with outer wall and second inner wall thereafter, subsequently as innermost Element a first portion of the shielding plate, which contacts the inner wall of the ring with the other outer wall of the shielding plate.
  • these three elements inner opening wall, ring, shield plate, for example, be arranged immediately adjacent to each other, e.g. gap-free, that is: in direct, gapless contact. This can advantageously be a particularly large contact area and thus a particularly low
  • the opening in the housing may be relatively coarse, i. with a relatively large tolerance e.g. be made of a diameter of the opening and / or e.g. have a large roughness on the first inner wall, e.g.
  • Inner wall of the opening can be effected and at the same time can be ensured by a more accurate tolerancing of the ring that the shield plate always safely and reliably contacted the second inner wall of the ring.
  • the ring or the material of the ring can be chosen so that there is no contact corrosion at its contact surface to the housing or at its contact surface to the shield plate.
  • the connector can, as described above, represent a kind of electrical interface to the outside for components which are arranged in an interior of the housing.
  • the connector may e.g. have a connector housing and / or a contact pin or a contact blade.
  • the connector may first be formed as a separate element from the housing and be mounted in the course of a manufacturing process on the housing, e.g. plugged in or plugged in. It can then be e.g. screwed or riveted or glued.
  • the connector housing may e.g. be made of a plastic, e.g. be injection molded from a thermoplastic, e.g. made of polyamide, polyethylene, polypropylene or other plastics.
  • the shield plate may be formed in the manner of a crown.
  • the shielding plate can have a base element, from which a plurality of arms can protrude counter to a plug-in direction of a mating connector into the plug connector or onto the plug connector.
  • the insertion direction may e.g. parallel to the axial direction.
  • the base member may be formed annularly closed. It can form a first section of the shielding plate, which opens into the opening of the
  • Housing protrudes.
  • the further outer wall of the shielding plate which electrically contacts the inner wall of the ring, may belong to the base element.
  • Contact points may be formed on the further outer wall for better and more durable or more reliable contacting, e.g. by an imprint.
  • the shroud may e.g. be arranged by a press fit or frictionally engaged in mounting the connector to the housing in the ring, e.g. be pressed.
  • the housing may also have a plurality of at least two openings in which e.g. each a ring is arranged and the connector corresponding thereto has a corresponding number (or less) of shielding plates, which at least with a first section in sections in each one of the
  • an average first roughness of the outer wall of the ring is less than 1, Omhh, preferably less than O, dmhh, more preferably less than 0.35mh ⁇ , and most preferably of O, bmhh, it is advantageously effected to a particularly large contact surface and thus to a particularly low contact resistance between the first inner surface of the opening and the ring comes.
  • a possibly rough (re) first surface of the opening e.g. with an average roughness of more than I Omhi through the first
  • Outer wall of the ring is virtually shaved or abraded and it in this way to a particularly good contact or a particularly low
  • the ring may be e.g. also be used for systems in which a first inner surface is high-quality coated (for example, with a precious metal) and must not be scratched.
  • the ring is modular and scale effects can occur during manufacture.
  • the average roughness is usually denoted by the abbreviation R a .
  • an average second roughness of the second inner wall of the ring is less than 1, Omhh or less than O, dmhh or less than 0.35mh ⁇ or less than 0.3mh ⁇ , it is advantageously effected that the risk is lowered possible coating of the shielding plate to damage or destroy or scratch. Furthermore, this results in the largest possible, smooth contact surface between the second inner wall of the ring and the shield plate and thus a low electrical contact resistance. Due to the fact that an average third roughness of the further outer wall of the
  • Shield sheet less than 1, Opm or less than 0.5pm or less than 0.35pm or less than O, bmhh is advantageously effected to reduce the risk of damaging or destroying the second inner wall of the ring scratch. Furthermore, this results in the largest possible, smooth contact surface between the second inner wall of the ring and the shield plate and thus a low electrical contact resistance.
  • the electrical contact resistance of the shielding plate can be kept permanently low and / or the shielding plate can be protected against corrosion, e.g. as a consequence of
  • the insertion force can be reduced.
  • the surface can advantageously be hardened compared with the surface of the uncoated shielding sheet.
  • Such a coating may e.g. be formed multi-layered. This advantageously allows a particularly good adhesion of the outermost layer on the shroud (and / or the ring), by between the outermost layer and the
  • Shielding sheet material (and / or ring material) is applied to one or more layers of material, e.g. can serve as a bonding agent / can. Also, in this way, a difference in the standard electrode potential between the
  • Shroud material and the outermost layer or ring and then to the housing are gradually degraded, which reduces the risk of contact corrosion.
  • the coating may comprise a material, e.g. for the most part, which is selected from the group: silver, gold, platinum, palladium, nickel, tin.
  • the coating may initially comprise nickel (directly on the shield plate or the ring) and then silver (pointing outward), that is, applied to the nickel.
  • Inner surface and / or an outer surface of the ring has a coating. In this way, even with a suitable coating sequence, the difference of
  • Standard electrode potentials between ring material and the outer and / or inner contact partners are degraded. Due to the fact that the first inner wall of the opening comprises aluminum or predominantly comprises aluminum, a particularly simple, cost-effective production is made possible, and a particularly good shielding is ensured in the region of the opening.
  • the majority of the housing may be made of aluminum or of alloys with aluminum or comprise predominantly aluminum.
  • the housing immediately after without further processing the production can be used. For example, immediately after injection molding or melt casting or
  • the housing is so particularly inexpensive to produce.
  • the arrangement of the ring in the opening it is advantageously possible to shave off or shave off any possibly not well electrically conductive layer on the surface of the first inner wall particularly well or in particularly many places.
  • electrically insulating layers e.g., oxide or dirt. Due to the large roughness, the probability of such abrasion process is greatly increased, at least in some places. At the same time, this does not mean the ring has a big one
  • the ring may be e.g. also be used for systems in which a first inner surface is high-quality coated (for example, with a precious metal) and must not be scratched.
  • Shielding sheet copper includes or predominantly includes copper is a particularly simple and inexpensive production of the connector or the shield plate allows.
  • copper or an alloy of copper
  • copper has a particularly good electrical conductivity and thus a particularly low electrical resistance.
  • copper has a particularly good thermal conductivity.
  • the ring is made of a material which a
  • Standard electrode potential of the first inner wall of the opening of the housing and the standard electrode potential of the projecting into the opening portion of the shielding plate, in particular without coating, is advantageously reduces the risk of contact corrosion.
  • the risk of an increase in the contact resistance between the housing or the first inner wall of the opening and the shielding plate over time can be reduced.
  • the durability of the shielding can be significantly increased by the interposition of the ring.
  • the ring is made of steel or stainless steel or wherein the ring comprises predominantly steel or stainless steel allows a particularly cost-effective production.
  • Stainless steel has a standard electrode potential which is e.g. between that of aluminum and copper or between aluminum and silver. At the same time stainless steel or steel can be made stainless, so that corrosion of the ring as such can be prevented, even at higher humidity.
  • steel or stainless steel is a relatively hard material, so that a ring made in this way can easily be permanently introduced into the opening, e.g. by a press-fitting process.
  • the opening of the housing e.g. can also be relatively widely tolerated in its inner diameter - by the hard material of the ring this can e.g.
  • the housing then has a material which is relatively soft in comparison to the ring, the ring can always be securely and firmly mounted or fastened in the opening, e.g. by a press-fitting process.
  • a method of manufacturing a connector system comprises the following steps:
  • the fact that the ring is pressed into the opening is advantageously causes a particularly permanent seat of the ring in the opening.
  • a particularly large contact surface between the ring and the first inner surface of the opening is created.
  • Fig. 1 a perspective and partially sectioned view of a
  • FIG. 2 is a perspective view of a detail of a housing of the
  • FIG. 3 is a perspective view of an exploded view of the
  • Fig. 4a a cross section through the connector system of Fig. 1;
  • Fig. 4b an enlarged detail of Fig. 4a;
  • FIG. 5 shows a cross section through the connector assembly of FIG. 1 in FIG
  • FIG. 1 shows, by way of example, a perspective and partially sectioned illustration of a plug connector arrangement 200 in the unmated condition.
  • Connector assembly 200 is formed from a connector system 100 and a mating connector 60, which plugged onto one or in a connector 1 of the connector system 100 along a plug-in direction E or
  • the mating connector 60 has a mating connector housing 61, on which a lever 62 is rotatably mounted.
  • the lever 62 has in the region of its shaft on both sides depending on a backdrop 63, in which the mating of the
  • This contacting element 78 is designed to contact a corresponding contact element 5 (not visible here) of the connector 1 (see, for example, FIG. 5).
  • the connector system 100 includes:
  • the already mentioned connector here e.g. a connector housing 2 made of plastic;
  • a housing 20 to which the connector 1 is mounted e.g. inserted and then screwed or by a riveted or by a glue or
  • the housing 20 is here only indicated and shown cut to better represent the other components or elements of the connector system 100.
  • the housing 20 may be formed here, for example, of aluminum or an aluminum alloy.
  • the housing 20 has two openings 21, each with a first inner wall 22.
  • only exactly one opening 21 may be provided in the housing 20, or more than two openings 21 may be provided.
  • the housing 20 has an interior 28, in which further components, for example a printed circuit board, a control unit, a data processing module, electrical connections of an inverter, etc. may be arranged, wherein preferably the interior 28 of the housing 20 against an external environment 29 of the housing electrically is shielded.
  • Distal first ends 5a of two contact pins 5 projecting through one of the two openings 21 and at a second distal end 5b (See Figures 4 and 5) also protrude into the interior 28 of the housing 20 each one of the electrical lines 70 can be electrically connected or contacted.
  • the contact pins 5 can be connected in the interior 28 of the housing 20, for example, with electrical connections for data lines or high-current applications, etc. They may have for example a cross-section of at least 1 mm 2, or at least 10mm, at least 20mm 2 or 2, in order to transmit currents of at least 1A, or at least 10A, or at least 50A.
  • the plug connector 1 has a shielding plate 40 which is not visible in this figure and projects at least in sections into the opening 21 (see FIGS. 3 to 5).
  • a ring 30 is arranged, which electrically contacts the first inner wall 22 of the opening 21 with an outer wall 31 of the ring 30.
  • the shield plate 40 which is not visible here, electrically contacts a second inner wall 32 of the ring 30 with a further outer wall 41 of the shielding plate 40. This ensures a continuous shielding from the housing 20 to the shield plate 40. This shielding can then by an electrical connection of the shield plate with a
  • Mating connector shield plate 90 (see Fig. 5) and from there to a
  • Shielding conductor 73 of the line 70 are formed gapless, here e.g. there is a single wire shield or a single wire shield and no
  • the contact pins 5 are individually shielded by a respective shield plate 40th
  • the ring 30 is formed here as an example as Einpressteil. For example, it can be arranged or pressed in the opening 21 in a frictionally engaged or frictionally engaged manner and thus have a large contact surface with the first inner wall 22 of the opening 21, resulting in a low electrical contact resistance.
  • the ring 30 may e.g. be formed of steel or stainless steel.
  • the housing 20 and the first inner wall 22 of the opening 21 may e.g. made of aluminum or one
  • a mean first roughness RA1 of the outer wall 31 of the ring 30 is less than 1.0 m, preferably less than 0.5 pm, more preferably less than 0.35 pm and most preferably less than 0.3 pm.
  • the outer wall 31 of the ring 30 is very smooth.
  • the first inner wall 22 of the opening 21 has e.g. prior to mounting the ring 30, a mean fourth roughness RA4 that is more than 10pm or that is between 10pm and 50pm or that is between 15pm and 30pm.
  • a mean fourth roughness RA4 that is more than 10pm or that is between 10pm and 50pm or that is between 15pm and 30pm.
  • Inner wall 22 of the opening 21 formed directly from the casting of the housing, so unprocessed.
  • Figure 2 shows a perspective view of a detail of the housing 20 of the
  • a total of five mounting holes 25 are arranged on or in which the connector housing 2 can be attached, e.g. by a screw connection or riveting.
  • the housing 20 has the two openings 21 in a housing wall 24.
  • the housing wall 24 at the location of the two openings each completely, channel-like breached.
  • the edge of the openings 21, which are of circular design only here by way of example, is designed in two stages as viewed along the insertion direction E or the axial direction A.
  • FIG. In other words, viewed from the outside environment 29, an opening 21 initially has a first diameter D1 here.
  • the diameter of the opening 21 decreases slightly, e.g. by the amount of a ring thickness DR of the ring 30, to a second diameter D2.
  • the ring thickness can e.g. in a range between 100pm and 3mm, preferably between 500pm and 1.5mm.
  • a base on which the inserted or pressed into the opening 21 or pressed on the disposed in the opening 21 ring 30 rests. This allows a particularly simple installation of the ring 30 in the opening 21, since the ring 30 can not fall into the interior 28 of the housing 20.
  • a third diameter D3 (not shown here) as the outer diameter of the ring 30 may be e.g. at room temperature (especially at low pressure) be the same size as the first diameter D1 of the opening 21 or he can at
  • Room temperature may be slightly greater than the first diameter D1 of the opening 21, for example 1 pm to 1000pm greater, preferably 10pm to 500pm larger and most preferably 20pm to 250pm larger.
  • the ring 30 may be held by a press fit in the opening 21.
  • FIG. 3 shows a perspective view of an exploded view of FIG
  • Connector system 100 of FIG. 1. The contact pins 5 are not yet inserted into the connector housing 2. At one of the interior 28 of the housing 20 facing the end of the connector housing 2, two receptacles 6 are each formed for a fastener 7.
  • the fastener 7 is exemplified here as a nut.
  • the fastening element 7 is inserted into the receptacle 6, then the contact pin 5 is inserted with its first distal end 5 a into the connector housing 2.
  • an electrical connection of an inverter or other electrical contact from the interior 28 of the housing 20 are screwed tight.
  • Sealing element 50 arranged in the form of a sealing ring. This way you can
  • the two rings 30 are used as initially separate from the housing 20 parts in the two openings 21 of the housing 20 and mounted therein, for example, pressed. It is understood that only a single opening 21 may be provided in the housing 20 or more than two openings 21st
  • the shield plate 40 has here, only by way of example, the shape of a crown. In other words, it has an annularly closed base element 44. On the base member 44 is a plurality of e.g. eight arms 43 are arranged, which, viewed from the base element 44, extend opposite to the insertion direction E and each have a free end 46. Redundancy in the contacting is ensured on the one hand by the plurality of arms 43, since even if one arm 43 fails, the shield is secured to the mating connector shield plate 90 (FIG. 5). At the same time, a plurality of parallel circuits are caused by the plurality of arms 43 to the mating shield plate 90, which according to the Kirchhoff's rule, the electrical contact resistance to only a single contact point decreases.
  • the base member 44 protrudes in a connector housing 2 and in
  • Connector system 100 mounted state at least partially into the associated opening 21 of the housing 20 into it.
  • This can e.g. the section 45, e.g. the entire base element 44 or along the insertion direction E viewed front portion of the base member 44.
  • the base member 44 has the other
  • Outer wall 41 and other outer wall, with the shield plate 40 is contacted with the second inner wall 32 of the ring 30.
  • contact points 42 are formed, e.g. by an embossment which protrude radially outwards from the further outer wall 41.
  • the electrical contact resistance to the ring 30 can be reduced by the plurality of contact points 42, since there is a kind of parallel connection with a number of circuits, the number of
  • the further outer wall 41 of the shielding plate 40 may be e.g. have a coating (e.g., by electroplating or a CVD or PVD method). Such a coating may e.g. reduce an electrical contact resistance.
  • Shield plate 40 could start on contact with air.
  • a coating can eg cause hardening of the surface and thus protect the surface during insertion. Finally, such a coating can cause a reduction of the insertion force.
  • Such a coating may comprise, for example, a material, in particular for the most part, which is selected from the group: silver, gold, platinum, palladium, nickel, tin.
  • Such a coating may be formed, for example, in multiple layers. For example, a layer of nickel and then a layer of silver can be applied to the material of the shielding plate 40.
  • the ring 30 on the outer wall 31 and / or the second inner wall 32 may have such a coating.
  • the second inner wall 32 of the ring 30 is preferably smooth. It can e.g. have a mean second roughness RA2 that is less than 1, 0pm or less than 0.5pm or less than 0.35pm or even less than 0.3pm. Thus, the risk is minimized, a surface of the shield plate 40 during insertion of the
  • a mean third roughness RA3 of the further outer wall 41 of the shielding plate 40 may be e.g. less than 1, 0pm or less than 0.5pm or less than 0.35mh ⁇ or less than 0.3mh ⁇ .
  • Figure 4a shows an Ouerterrorism through the connector system 100 of FIG. 1. It can be seen, as viewed radially from the outside in the region of the opening 21, first the housing 20, then the ring 30 and then the shield plate 40 follow each other and are in electrical contact , Viewed in the axial direction A, the base in the housing 20 can also be clearly seen in the region of the edge of the opening 21.
  • the contact pin 5 has, at its second distal end 5b, a contact protection 8, e.g. is formed in the manner of a cap made of a non-electrically conductive plastic.
  • the connector housing 2 has radially outwardly an insertion opening 9 for the mating connector 60.
  • Figure 4b shows an enlarged detail of Fig. 4a, in which case the mating connector 60 is inserted into the connector 1. This is visible on the mating connector shield plate 90, which projects into the insertion opening 9 and an inner surface of the arm 43 of the shielding plate 40 contacted.
  • Figure 5 shows a cross section through the connector assembly of Fig. 1 in the assembled state.
  • the electrical line 70 has an inner conductor 71 which, viewed radially outwards, is surrounded by an inner insulation 72, which in turn is surrounded by a shielding conductor 73, which is finally surrounded on the outside by an outer insulation 74.
  • a contacting element 78 produces the electrical connection between the contact pin 5 (which can also be designed as a contact blade or as a contact element, etc.) and the inner conductor 71 of the electrical line 70.
  • the mating connector shield plate 90 is connected to the shielding conductor 73 of the electrical lead 70 by means of a crown-like connecting element 80.
  • the connector assembly 200 as viewed along the axial direction A and viewed along the current path is electrically shielded everywhere radially outward and thus has a particularly good electromagnetic compatibility (EMC).

Landscapes

  • Details Of Connecting Devices For Male And Female Coupling (AREA)
  • Connector Housings Or Holding Contact Members (AREA)
  • Manufacturing Of Electrical Connectors (AREA)

Abstract

L'invention concerne un système (100) de connecteur électrique. Le système (100) de connecteur électrique présente : - un connecteur électrique (1) ; - un boîtier (20) sur lequel le connecteur (1) est monté, le boîtier (20) présentant une ouverture (21) pourvue d'une première paroi intérieure (22), le connecteur électrique (1) présentant une tôle de blindage (40), laquelle fait saillie au moins en partie dans l'ouverture (21), un anneau (30) étant disposé dans l'ouverture (21) et étant en contact électrique avec la première paroi intérieure (22) de l'ouverture (21) par une paroi extérieure (31), la tôle de blindage (40) étant en contact électrique avec une deuxième paroi intérieure (32) de l'anneau (30) par une autre paroi extérieure (41) de la tôle de blindage (40).
EP19708075.7A 2018-02-28 2019-02-26 Système de connecteur électrique et procédé de fabrication d'un système de connecteur électrique Pending EP3759767A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102018202955.5A DE102018202955A1 (de) 2018-02-28 2018-02-28 Steckverbindersystem und Verfahren zur Herstellung eines Steckverbindersystems
PCT/EP2019/054718 WO2019166426A1 (fr) 2018-02-28 2019-02-26 Système de connecteur électrique et procédé de fabrication d'un système de connecteur électrique

Publications (1)

Publication Number Publication Date
EP3759767A1 true EP3759767A1 (fr) 2021-01-06

Family

ID=65598643

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JP (2) JP7130758B2 (fr)
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WO2019166426A1 (fr) 2019-09-06
CN111742448B (zh) 2022-09-20
DE102018202955A1 (de) 2019-08-29
JP7453280B2 (ja) 2024-03-19
KR102568447B1 (ko) 2023-08-22
KR20200123475A (ko) 2020-10-29
CN111742448A (zh) 2020-10-02
JP2021515364A (ja) 2021-06-17
US20210050684A1 (en) 2021-02-18
JP7130758B2 (ja) 2022-09-05
JP2022137113A (ja) 2022-09-21
US11398695B2 (en) 2022-07-26

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