EP4122054A1 - Système de connecteur modulaire à courant élevé - Google Patents

Système de connecteur modulaire à courant élevé

Info

Publication number
EP4122054A1
EP4122054A1 EP21714305.6A EP21714305A EP4122054A1 EP 4122054 A1 EP4122054 A1 EP 4122054A1 EP 21714305 A EP21714305 A EP 21714305A EP 4122054 A1 EP4122054 A1 EP 4122054A1
Authority
EP
European Patent Office
Prior art keywords
contact
current connector
housing part
connection
modular high
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
EP21714305.6A
Other languages
German (de)
English (en)
Inventor
Norbert Kropiewnicki
Nicole Spilker
Sergej Zier
Thomas Beischer
Nando HOPPE
Benjamin Krüger
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.)
Harting Electric Stiftung and Co KG
Original Assignee
Harting Electric Stiftung and Co KG
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 Harting Electric Stiftung and Co KG filed Critical Harting Electric Stiftung and Co KG
Publication of EP4122054A1 publication Critical patent/EP4122054A1/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
    • H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
    • H01R13/42—Securing in a demountable manner
    • H01R13/422—Securing in resilient one-piece base or case, e.g. by friction; One-piece base or case formed with resilient locking 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
    • H01R13/46—Bases; Cases
    • H01R13/514—Bases; Cases composed as a modular blocks or assembly, i.e. composed of co-operating parts provided with contact members or holding contact members between them
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R25/00—Coupling parts adapted for simultaneous co-operation with two or more identical counterparts, e.g. for distributing energy to two or more circuits

Definitions

  • the invention is based on a modular high-current connector according to the preamble of independent claim 1.
  • Such high-current connectors are used for high-current applications and in particular for supplying power to transformers.
  • WO 2019/219126 A1 shows a connector for high-current use. Two contact elements can be bridged with one another for higher energy transfer.
  • Such connectors are adapted in size to the respective area of application. As a rule, different sizes are used for different areas of application.
  • German Patent and Trademark Office researched the following prior art in the priority application for the present application: DE 102018 127720 B3 and WO 2019/219 126 A1.
  • the object of the invention is to propose a high-current connector that can be modularly adapted to the respective field of application.
  • the high-current connector according to the invention has a first housing part and a second housing part connected to it! on.
  • the connection of the two housing parts can be realized via a screw connection.
  • a pin contact is arranged in the first housing part.
  • the first part of the housing! forms the plug-in area or the plug-in side of the high-current connector.
  • the contact pin therefore forms the contact center! for a socket, for example a transformer socket,
  • connection contact element is arranged for the electrical connection to an electrical line to be connected.
  • the second part of the housing! has an open housing wall. This open side of the housing can be closed with a housing cover. The housing wall, however, at the same time forms the connection point for fixing a further housing part.
  • the third housing part is fixed to the second housing part.
  • a screw connection is preferably used for this purpose.
  • a further connection contact element for the electrical connection to a further line to be connected is arranged in the third housing part.
  • the modular high-current connector with further housing parts, a fourth, a fifth and / or a sixth housing part.
  • a connection contact element is arranged for electrical connection to a further line to be connected.
  • the housing parts are arranged one behind the other and fixed to one another.
  • the third part of the housing! is then fixed to the second housing part, the fourth housing part is fixed to the third housing part, etc.
  • the last housing part is closed over the above-mentioned housing cover, so that the high-current connector or its housing as a whole is closed and media-tight. This allows the high-current connector to be expanded as required.
  • the same components can be used for this.
  • connection contact elements are connected to the individual connection contact elements.
  • the respective connection contact elements are preferably connected to the pin contact in an electrically conductive manner. With several lines connected in parallel, higher currents can be transmitted via the pin contact.
  • the high-current connector can transmit 4 ⁇ GA for one line, SGOA for two lines and 12G0A for three lines.
  • the high-current connector according to the invention can be expanded as required and thus adapted to different areas of application,
  • connection contact elements each have a connection area and a contact area.
  • the electrical lines are connected to the connection area.
  • the connection area has a cylindrical opening.
  • a crimp connection offers a high level of vibration protection.
  • Such a connection technology is therefore particularly popular in the railway sector.
  • the contact area of the connection contact element has a cylindrical through opening.
  • connection contact elements Through openings of the connection contact elements introduced.
  • the diameter of the pin contact and the individual through openings are matched to one another.
  • connection direction of the lines and the plug-in direction of the high-current connector also run orthogonally to one another.
  • the lines run flat away from the connected device, which is particularly advantageous in the railway sector, since the lines run flat on a wagon wall and can therefore be laid to save space.
  • a circumferential contact strip is preferably arranged within the cylindrical through opening of the respective connection contact element.
  • the pin contact is preferably designed essentially cylindrical and has a connection area and a contact area.
  • the connection area forms the electrical contact described above between the pin contact and the connection contact elements.
  • the contact area forms the electrical contact to a device or connection socket.
  • the contact area of the pin contact advantageously has a circumferential thread.
  • the contact area of the pin contact preferably has a circumferential ring.
  • the circumferential thread runs from the contact tip of the pin contact to the circumferential ring. This makes it possible to contact the pin contact with what is known as a cable lug, which is pressed against the circumferential ring by a nut screwed onto the thread.
  • a cable lug which is pressed against the circumferential ring by a nut screwed onto the thread.
  • One Such contacting has proven to be particularly durable and extremely shaking test. This contacting technique is therefore particularly suitable in the railway sector.
  • the pin contact preferably has an axial opening in the contact area, which is used, for example, as a receptacle for a screwdriver or a wrench, in particular an Allen key.
  • a square outer contour can also sensibly be implemented in such a way that a wrench can be attached. Here, however, the outer contour is to be executed within an inner diameter of the thread.
  • Fig. 1 is a perspective view of two inventive
  • FIG. 3 shows a sectional illustration of a pin contact which is in electrical contact with two connection contact elements
  • connection contact element 5 shows a sectional illustration of a connection contact element
  • FIG. 6 shows an exploded view of a high-current connector according to the invention
  • FIG. 7 shows a perspective sectional view of the first housing part of the high-current connector according to the invention.
  • the figures contain partially simplified, schematic representations. In some cases, identical reference symbols are used for identical, but possibly not identical elements. Different views of the same elements could be scaled differently.
  • FIG. 1 shows a perspective view of two high-current plug connectors 1, T according to the invention.
  • an electrical line (not shown) is connected.
  • two electrical lines are connected.
  • the larger version of the high-current plug connector 1 shows a perspective view of two high-current plug connectors 1, T according to the invention.
  • High-current connector V is thus able to transmit a higher current intensity.
  • Figure 2 the Thomasdarsteliung the larger high-current connector version V is shown.
  • the electrical lines connected to the high-current connector 1, T are fixed by means of a screwed cable gland 6, 6 ‘.
  • the high-current connector 1, T has a first housing part 7 in which a pin contact 9 is arranged.
  • the pin contact 9 can be seen in detail in FIGS. 3 and 4.
  • the pin contact 9 has a contact area K 'and a connection area A ! on.
  • Pin contact 9 protrudes from the first housing part 7 on the plug-in side and, when plugged in, forms the electrical contact with a device socket (not shown).
  • the pin contact 9 protrudes with its connection area A ‘in a second
  • pin contact 9 is in electrically conductive contact with at least one Connection contact element 5.
  • An electrical line (not shown) is connected to each connection contact element 5 by crimping technology.
  • the pin contact 9 and the connection contact element S or their main axes of symmetry are aligned orthogonally to one another. This also includes the plug-in direction and the
  • the second housing part 8 has an open housing wall 10.
  • the border of the open housing wall 10 is provided with a circumferential groove 11, into which a seal (not shown) for media sealing of the high-current connector 1, V is inserted.
  • the open housing wall 10 can be closed by means of a housing cover 12.
  • connection contact element 5 can be provided on the connection side with another connected line (not shown) and is electrically contacted with the pin contact 9 on the contact side.
  • connection contact element 5 according to the invention is shown in section.
  • the connection contact element has a groove 18 on both sides. In these grooves 16, webs 17 formed on the second housing part 8 engage, as a result of which the connection contact element is secured against rotation.
  • the connection contact element 5 is fixed in the second housing part 8 via a fixing means 14.
  • the same fixing element 14 can of course also be used for further housing parts, for example a third housing part 13.
  • the connection contact element 5 has a connection area A and a contact area K.
  • the connection area A has a cylindrical opening 2 which is provided for a crimp connection with an electrical line to be connected.
  • the contact area K of the connection contact element 5 has a cylindrical through opening 3. For the electrical connection between the connection contact element 5 and the pin contact 9, the pin contact 9 is inserted into this through opening 3.
  • a contact strip 4 is arranged within the through opening 3, which ensures reliable electrical contact between the connection contact element 5 and the pin contact 9.
  • the main axes of symmetry of the crimping opening 2 and the through opening 3 are aligned orthogonally to one another.
  • the plug-in direction SR and the cable connection direction KA of the high-current plug connector 1, V are aligned perpendicular to one another.
  • the cables thus run flat away from the device, which enables simple cable routing or laying.
  • the contact area K ′ of the pin contact 9 is closed off by a circumferential ring 15.
  • the contact pin 9 has a circumferential thread 20.
  • an annular cable lug (not shown) is guided around the contact tip of the contact pin 9.
  • the cable lug is fixed by means of at least one threaded screw (not shown) and is pressed against the annular surface of the circumferential ring 15 in the process.
  • a second threaded screw or lock nut is preferably used here in order to ensure optimal vibration protection.
  • the first housing part 7 of the high-current connector 1 can be seen in a perspective sectional view.
  • the contact pin 9 is aligned in such a way that its contact area K ′ protrudes from the insulating body 19 in the insertion direction SR.
  • the insulating body 19 runs above the circumferential ring - against the plug direction SR - to the first housing part 7 of the high-current connector 1.
  • the insulating body 19 protrudes from the first housing part 7 and is only held in its upper area by the first housing part 7. This freely running part of the insulating body 19 later protrudes into a device wall or into the transformer housing.
  • the contact pin 9 has two circumferential grooves 20, 20 'in the area which runs inside the insulating body 19. A sealing ring 21, 2T is inserted into each of these grooves 20, 20 '. As a result, the high-current connector 1 is sealed media-tight on the plug-in side.
  • the contact pin 9 protrudes - against the plug-in direction SR - out of the first housing part 7 into at least one second housing part 8 and possibly also into a third housing part 13.
  • the connection contact elements 5 already mentioned above are connected to the pin contact 9 in this area.
  • the contact pin 9 has a shoulder 22 in the connection direction. Via this shoulder 22, the pin contact 9 can be fixed or clamped in the first housing part 7 with the aid of a fixing means 23.
  • the pin contact 9 is preferably made of pure copper in order to ensure a corresponding current-carrying capacity.
  • Pure copper means that the material has a copper content of at least 99 percent by weight.
  • connection contact element or the Terminal contact elements can consist of such a pure copper.

Landscapes

  • Connector Housings Or Holding Contact Members (AREA)

Abstract

L'invention concerne un connecteur modulaire à courant élevé (1) comprenant une première partie de boîtier (7) et une deuxième partie de boîtier (8) reliée à celle-ci, la deuxième partie de boîtier (8) présentant une paroi de boîtier ouverte (10). La paroi de boîtier ouverte (10) peut être ajoutée à un nombre illimité de parties de boîtier supplémentaires.
EP21714305.6A 2020-03-18 2021-03-08 Système de connecteur modulaire à courant élevé Pending EP4122054A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102020107396.8A DE102020107396A1 (de) 2020-03-18 2020-03-18 Modulares Hochstromsteckverbindersystem
PCT/DE2021/100234 WO2021185407A1 (fr) 2020-03-18 2021-03-08 Système de connecteur modulaire à courant élevé

Publications (1)

Publication Number Publication Date
EP4122054A1 true EP4122054A1 (fr) 2023-01-25

Family

ID=75223018

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21714305.6A Pending EP4122054A1 (fr) 2020-03-18 2021-03-08 Système de connecteur modulaire à courant élevé

Country Status (6)

Country Link
US (1) US20230076774A1 (fr)
EP (1) EP4122054A1 (fr)
KR (1) KR20220154194A (fr)
CN (1) CN115244792A (fr)
DE (1) DE102020107396A1 (fr)
WO (1) WO2021185407A1 (fr)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018111734B3 (de) 2018-05-16 2019-06-06 Harting Electric Gmbh & Co. Kg Hochstromsteckverbinder und Verfahren zu seiner Montage
DE102018127720B3 (de) 2018-11-07 2019-12-05 Harting Electric Gmbh & Co. Kg Hochstromsteckverbinder und Steckverbindersystem

Also Published As

Publication number Publication date
KR20220154194A (ko) 2022-11-21
WO2021185407A1 (fr) 2021-09-23
CN115244792A (zh) 2022-10-25
DE102020107396A1 (de) 2021-09-23
US20230076774A1 (en) 2023-03-09

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