Classifications

• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
  • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
  • H01R13/46—Bases; Cases
  • H01R13/516—Means for holding or embracing insulating body, e.g. casing, hoods
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
  • H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
  • H01R11/11—End pieces or tapping pieces for wires, supported by the wire and for facilitating electrical connection to some other wire, terminal or conductive member
  • H01R11/28—End pieces consisting of a ferrule or sleeve
  • H01R11/281—End pieces consisting of a ferrule or sleeve for connections to batteries
  • H01R11/288—Interconnections between batteries
• • 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
  • H01R13/58—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable
  • H01R13/59—Threaded ferrule or bolt operating in a direction parallel to the cable or wire
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
  • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
  • H01R13/66—Structural association with built-in electrical component
  • H01R13/70—Structural association with built-in electrical component with built-in switch
  • H01R13/707—Structural association with built-in electrical component with built-in switch interlocked with contact members or counterpart
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
  • H01R2201/00—Connectors or connections adapted for particular applications
  • H01R2201/26—Connectors or connections adapted for particular applications for vehicles
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
  • H01R31/00—Coupling parts supported only by co-operation with counterpart
  • H01R31/02—Intermediate parts for distributing energy to two or more circuits in parallel, e.g. splitter

Definitions

• the invention relates to an electrical connector with a plug, which comprises a plug housing with a plug contact receiving part and a plug approach, wherein the plug contact receiving part SteckerANDaufnah men for receiving a main contact pin and additional plug receptacles for receiving a connector auxiliary contact arrangement, and the connector extension comprises the main contact pins and the auxiliary contact arrangements surrounds, and with a socket which comprises a socket housing with a socket contact receiving part and a socket attachment, the socket contact receiving element comprising can contact receptacles for receiving a respective main contact sleeve and additional receptacles for receiving an auxiliary can contact arrangement, and the socket extension surrounds the main contact sleeves and the can auxiliary contact arrangement.
• Such an electrical connector is known for example from DE 296 12 378 U1. It is used in particular to establish the electrical connection between the accumulators of electric industrial trucks such as forklifts or automobiles and control and regulating devices for the drives of the electric industrial trucks or automobiles. Furthermore, this electrical plug connector is used to establish the electrical connections between these accumulators and charging devices for the same.
• the main contact pins and main contact sleeves are used to establish the electrical connection to Transmission of the charging or operating current and the auxiliary contact arrangements of the electrical connection of electrical wires, which are used, for example, to transmit signals between a charging station or a consumer and the accumulator.
• the invention is therefore based on the object of developing an electrical connector of the type mentioned in such a way that it is suitable for transmitting a larger amount of signals or data with unchanged ease of use and unchanged robustness.
• the plug auxiliary contact arrangements and the socket auxiliary contact arrangements now comprise a plurality of wires, in other words they are designed with more poles.
• a plurality of wires for example five wires with a cross-section sufficient for signal or data transmission in a parallel arrangement does not require more space than a conventional, single-pole auxiliary plug contact arrangement.
• the plurality of wires can then, for example, be used for parallel data transmission, or several components, for example a charging station, can be electrically connected to one another in parallel with several components, for example a battery arrangement. In both cases, considerably more signals or data can be transmitted per unit of time compared to a, for example, only two-pole design of the auxiliary contact arrangements.
• the plug contact receiving part comprises exactly two additional plug receptacles and the socket contact receiving part comprises exactly two additional socket receptacles.
• the electrical connector according to the invention is designed exactly as the Conventional electrical connectors described above, so that the conventional plugs and sockets can be used unchanged.
• At least one, preferably both of the plug auxiliary contact arrangements and the socket auxiliary contact arrangements comprises a plug auxiliary contact adapter or a socket auxiliary contact adapter, each of which has adapter extensions that are each received by one of the additional plug receptacles or one of the additional receptacle receptacles and one each Include part of the veins.
• a plug auxiliary contact adapter or a socket auxiliary contact adapter each of which has adapter extensions that are each received by one of the additional plug receptacles or one of the additional receptacle receptacles and one each Include part of the veins.
• plug and socket auxiliary contact adapters have to be mounted by introducing the adapter extensions into the plug and socket additional receptacles instead of the previously single-pole plug and socket auxiliary contact arrangements.
• plug and socket auxiliary contact adapters With the provision of such plug and socket auxiliary contact adapters, it is even possible to retrofit existing electrical connectors of the above-mentioned conventional type by replacing the single-pole plug and socket auxiliary contact arrangements with the corresponding auxiliary contact adapters.
• plug and socket additional receptacles which were previously used to accommodate single-pole auxiliary contact arrangements and which are surrounded by the plug or socket attachment, for now multi-pole auxiliary contact arrangements has the further advantage that this does not increase the volume of the electrical Plug connector goes hand in hand, as is the case, for example, with "piggyback solutions", in which additional auxiliary contact arrangements are attached to the outside of plug and socket housings.
• Such a plug connector is known, for example, from DE 10 2005 037 864 A1.
• At least one, preferably both of the plug auxiliary contact adapter and the socket auxiliary contact adapter has a connection part which includes all of the wires.
• the wires of the adapter extensions are combined in a single connection part.
• the adapter extensions are integrally formed on the connector and extend approximately parallel to each other from this.
• the handling of the respective contact adapter is considerably facilitated in that it can be mounted in a single operation, for example by pushing the adapter extensions into the corresponding additional receptacles of the corresponding contact receiving part.
• connection parts of at least one, preferably both, of the auxiliary plug contact adapter and the auxiliary socket contact adapter are arranged on the side of the plug housing or the socket housing opposite the plug attachment or socket attachment.
• the multi-core cables connected to the plug or the socket for signal or data transmission can then be connected in a particularly space-saving manner.
• the connecting part of a plug or auxiliary contact adapter particularly preferably has a measure for strain relief of the connected electrical cable.
• the measure for strain relief comprises - particularly preferably - a thread with which a mating thread of the electrical connection device provided on the electrical cable can be brought into engagement.
• an external thread is provided on the connection part and the electrical connection device comprises a union nut which can be screwed onto the external thread.
• means are provided for fixing the plug auxiliary contact adapter in the additional plug receptacle and / or the auxiliary socket contact adapter in the additional receptacle receptacle. Due to these means, it is prevented that the corresponding auxiliary contact adapter can move undesirably, for example when plugging the plug and socket, which could possibly hinder contact between the plug and the socket auxiliary contact arrangements.
• the means for fixing preferably comprise a fixing recess or a fixing extension on at least one adapter extension and on the housing a housing extension engaging in the fixing recess or a housing extension in which the fixing extension engages.
• an electrical cable comprising all electrical wires is passed through a bore of the connection part having an inner jacket surface.
• the cable ends inside the connector.
• the wires are divided between the two adapter extensions.
• the cable can have a pre-assembled length that corresponds, for example, to the length of cables connected to the main contact pins or to the main contact sleeves.
• the cable passed through the bore preferably comprises a man tel with an outer jacket surface.
• the outer jacket surface of the jacket is materially bonded to the inner jacket surface of the bore. This creates a particularly reliable fixation of the cable in the drilling of the connector and thus a particularly secure strain relief.
• the material coherent connection is effected by encapsulating the cable with the material of the connecting part.
• FIG. 1 shows an exemplary embodiment of the electrical plug connector in a first perspective view with the plug and socket plugged together;
• Fig. 2 shows the same embodiment in a further perspective view, in which the plug and socket are separated from one another;
• Fig. 4 is a section according to the sectional plane IV-IV shown in Figure 3 through the same embodiment of the electrical Steckverbin fenders in the mated state of plug and socket;
• FIG. 6 shows a first exemplary embodiment of an auxiliary socket contact adapter in a first perspective illustration
• FIG. 9 shows a first exemplary embodiment of a plug auxiliary contact adapter in a first perspective view
• FIG. 12 shows a second exemplary embodiment of an auxiliary socket contact adapter in a perspective view
• FIG. 13 shows a second exemplary embodiment of a plug auxiliary contact adapter in a perspective view.
• plug connector 100 The exemplary embodiment of the electrical plug connector shown in the drawing, hereinafter referred to as "plug connector 100", comprises a plug 1 and a socket 2.
• the plug 1 comprises a plug housing 3 with a plug contact receiving part 4 and a plug attachment 5.
• the plug contact receiving part 4 comprises contact receptacles 6, 7 for receiving one main contact pin 8, 9 as well as additional plug receptacles for receiving one plug auxiliary contact arrangement 12, 13.
• the connector extension 5 surrounds the main contact pins 8, 9 and the connector auxiliary contact arrangements 12, 13. Within the space surrounded by the connector extension 5, a connector coding pin 14a is arranged, with which the connector 1, for example, according to one of the Main contact pins 8, 9 applied electrical voltage is coded.
• the plug contact receiving part 4 and the plug extension 5 are made in one piece by a plastic injection molding process, in which the main contact pins 8, 9 and end regions of attached electrical cables 8a, 9a are overmolded.
• receptacles 15 are provided for nuts, into which screws, not shown in the drawing, can be screwed for fastening a handle, also not shown.
• the socket 2 comprises a socket housing 16 with a socket contact receiving part 17 and a socket attachment 18.
• the socket contact receiving part in turn comprises socket contact receptacles 19, 20 for receiving one main contact sleeve 21, 22 and two additional socket receptacles 23, 24 each for receiving one can.
• a socket coding pin 14b is provided with which the socket 2 is coded, for example, according to a voltage that is to be applied to the main contact sleeves 21, 22. Plug and socket can only be plugged together if the codings match. Otherwise the plug-in process will be blocked by the plug and socket coding pins.
• the socket contact receiving part 17 and the socket extension 28 are - in a manner corresponding to the plug contact receiving part 4 and the connector extension 5 - manufactured in one piece by a plastic injection molding process, in which the main contact sleeves 21, 22 and end areas of cables 21a, 22a attached to them are overmolded .
• There are receptacles 27 on the Dosennapsier receiving part 17 are provided, which are used to receive nuts, not shown, for fastening a handle, not shown.
• plug and socket attachment 5, 18, main contact pins 8, 9 and main contact sleeves 21, 22 as well as plug auxiliary contact arrangements 12, 13 and socket auxiliary contact arrangements 25, 26 are adapted to one another in such a way that plug and socket contact with simultaneous contacting of the main and auxiliary contacts are pluggable.
• the Dosenbyskon tact arrangements 25, 26 formed by a socket auxiliary contact adapter 28, which has adapter extensions 29, 30, each of which is supported by an additional socket receptacle 23, 24 are included.
• Each of the adapter extensions 29, 30 comprises, as can be seen in FIGS. 7 and 12, a plurality of electrical wires 31, in the illustrated embodiments five wires 31 each.
• Each of the Dosenangeskon contact arrangements is thus multi-pole, five-pole in the illustrated mattersbeispie len .
• the ends of the wires are sleeve-shaped.
• FIGS. 6 to 8 which show a first exemplary embodiment of an auxiliary socket contact adapter 28, the adapter extensions 29, 30 are molded onto a connection part 32 of the auxiliary socket contact adapter 28. All Cores 31 are led to the connection part 32, so that an electrical connection of all the cores to an electrical cable having a corresponding number of cores can be achieved with a single electrical connection device, which is not shown in the drawing.
• a measure 33 is provided for strain relief of an electrical cable connected with the aid of the electrical connection device (not shown in the drawing). It comprises an external thread 34, with which an internal thread can be brought into engagement, for example on a union nut of the electrical connection device not shown in the drawing.
• the connector 32 of this can auxiliary contact adapter 28 has a bore 54 through which a cable 50 is passed. It comprises all the electrical wires 31. They are divided between the two extensions 29, 30 within the connection part 32.
• the cable 50 has an outer jacket surface 52 which is integrally connected to the inner jacket surface of the bore 54, which cannot be recognized in the drawing. The cohesive connection is brought about by overmolding the cable with the material of the connection part 32, a plastic material, during the manufacture of the auxiliary contact adapter.
• means 35 are provided for fixing the auxiliary socket contact adapter 28 in the socket contact receiving part 17. They each include a fixing recess 36, 37 on facing sides of the adapter extensions 29, 30, in which a Ge housing extension 38 engages and thus locks the auxiliary contact adapter 28 against displacement in the additional socket receptacles 23, 24.
• the plug auxiliary contact arrangements 12, 13 are formed by a plug auxiliary contact adapter 39 which has adapter extensions 40, 41, each of which is connected by a plug connector. set recording 10, 11 are added.
• Each of the adapter extensions 40, 41 comprises, as can be seen in FIGS. 10 and 13, a plurality of electrical wires 42, in the illustrated embodiments five wires 42.
• Each of the plug auxiliary contact arrangements is thus multi-pole, five-pole in the exemplary embodiment shown.
• the ends of the wires are designed in the form of pins, in such a way that they can each be inserted into a sleeve-shaped end of the wires 31 of the auxiliary socket contact arrangements.
• FIGS. 9 to 11 show a first exemplary embodiment of a plug auxiliary contact adapter 39, the adapter projections 40,
• connection part 43 of the plug auxiliary contact adapter 39 All wires 42 are led to connector 43, so that an electrical connection of all wires with a corresponding number of wires pointing, electrical cable in turn with a single electrical connection device, which is also not shown in the drawing, accomplished can be.
• a measure 44 is again provided for relieving strain on an electrical cable connected with the aid of the electrical connection device not shown in the drawing. It comprises an external thread 45 with which an internal thread provided, for example, on a union nut of the electrical connection device, not shown in the drawing, can be brought into engagement.
• the connector 43 of this plug auxiliary contact adapter 39 has a bore 55 through which a cable 51 is passed. It includes all of the wires 42. The wires are inside the connecting part 43
• the cable 51 has an outer jacket surface 53 which is firmly connected to the inner jacket surface of the bore 55.
• the material connection is in turn brought about by overmolding the cable 51 with the material of the connection part 43 during the manufacturing process.
• means 46 are again provided for fixing the plug auxiliary contact adapter 39 in the plug contact receiving part 4. They each include a fixing recess 47, 48 on mutually facing sides of the adapter extensions 40, 41, into which a housing extension 49 engages and thus locks the auxiliary connector contact adapter 39 against displacement in the additional connector receptacles 10, 11.

Landscapes

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

Priority Applications (2)

Applications Claiming Priority (4)

Publications (1)

Family

ID=68848285

Family Applications (1)

Country Status (3)

Citations (6)

Family Cites Families (9)

• 2019
  • 2019-12-10 EP EP19818045.7A patent/EP3925035A1/de active Pending
  • 2019-12-10 WO PCT/EP2019/084313 patent/WO2020164778A1/de unknown
  • 2019-12-10 CN CN201980090734.4A patent/CN113383466B/zh active Active

Patent Citations (6)

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