EP3561962A1 - Boîte de raccordement pour dispositifs électriques - Google Patents

Boîte de raccordement pour dispositifs électriques Download PDF

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Publication number
EP3561962A1
EP3561962A1 EP19170751.2A EP19170751A EP3561962A1 EP 3561962 A1 EP3561962 A1 EP 3561962A1 EP 19170751 A EP19170751 A EP 19170751A EP 3561962 A1 EP3561962 A1 EP 3561962A1
Authority
EP
European Patent Office
Prior art keywords
contact
receiving
receiving chambers
elements
connection
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.)
Withdrawn
Application number
EP19170751.2A
Other languages
German (de)
English (en)
Inventor
Markus Bayer
Marcus Berger
Holger Kurz
Torsten Precht
Marcus Müller-Maranke
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.)
Wieland Electric GmbH
Original Assignee
Wieland Electric 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 Wieland Electric GmbH filed Critical Wieland Electric GmbH
Publication of EP3561962A1 publication Critical patent/EP3561962A1/fr
Withdrawn legal-status Critical Current

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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
    • 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
    • H01R9/22—Bases, e.g. strip, block, panel
    • H01R9/24—Terminal blocks
    • 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
    • H01R13/10—Sockets for co-operation with pins or blades
    • H01R13/11—Resilient sockets
    • H01R13/113—Resilient sockets co-operating with pins or blades having a rectangular transverse section
    • 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
    • H01R13/506—Bases; Cases composed of different pieces assembled by snap action of the parts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R29/00—Coupling parts for selective co-operation with a counterpart in different ways to establish different circuits, e.g. for voltage selection, for series-parallel selection, programmable connectors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/28—Clamped connections, spring connections
    • H01R4/48—Clamped connections, spring connections utilising a spring, clip, or other resilient member
    • H01R4/4809—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar
    • H01R4/48185—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar adapted for axial insertion of a wire end
    • H01R4/4819—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar adapted for axial insertion of a wire end the spring shape allowing insertion of the conductor end when the spring is unbiased
    • H01R4/4821—Single-blade spring
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/28—Clamped connections, spring connections
    • H01R4/48—Clamped connections, spring connections utilising a spring, clip, or other resilient member
    • H01R4/4809—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar
    • H01R4/4828—Spring-activating arrangements mounted on or integrally formed with the spring housing
    • H01R4/4833—Sliding arrangements, e.g. sliding button
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/28—Clamped connections, spring connections
    • H01R4/48—Clamped connections, spring connections utilising a spring, clip, or other resilient member
    • H01R4/4809—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar
    • H01R4/484—Spring housing details
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/28—Clamped connections, spring connections
    • H01R4/48—Clamped connections, spring connections utilising a spring, clip, or other resilient member
    • H01R4/4809—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar
    • H01R4/4846—Busbar details
    • H01R4/4848—Busbar integrally formed with the spring

Definitions

  • the present invention relates to a terminal box for electrical equipment, such as motor connections.
  • Such motor terminals serve to connect the wires or lines of a winding of an electric motor with external terminals.
  • Such motor connections are designed according to the prior art as so-called motor terminal boards.
  • On such a clipboard designed as a plurality of pins contact pins are provided.
  • the winding wires or winding lines of the electric motor are soldered at their ends consuming with intermediate lines, which in turn are crimped with cable lugs.
  • Each cable lug is assigned a separate terminal pole.
  • the generally ring-shaped cable lug is pushed over the pin-shaped pole and thus electrically connected to the motor terminal board.
  • Such Motorklemmbrett is for example from the DE 10 2008 015 554 A1 known.
  • the motor terminal board must in turn be provided in the prior art with terminal blocks, terminal blocks or the like.
  • the external connection cables are led through cable glands into the interior of the motor connection where they are connected to the terminal blocks or terminal blocks.
  • the present invention is not limited to motor connections.
  • the terminal box is also suitable to be connected to the windings of a transformer or more generally to electrical equipment, such as white goods. In all these applications, a compact design of the junction box is desirable.
  • the invention therefore has the object to simplify a terminal box for electrical equipment constructive and to keep compact.
  • connection box comprises a base area and a connection area for external connections.
  • the base area serves as a connection for the windings of the motor or transformer or generally for the connection lines of the electrical equipment.
  • each winding so the winding wire or the winding line of each winding or the connecting line is provided at its end with a contact element.
  • the connection area serves as a carrier for external connections. These external connections are each provided with contact elements which are compatible with the contact elements.
  • the contact elements are designed as angekrimmte at the end of a winding or connecting cable tabs.
  • the tabs used here are also referred to as contact lugs or contact blades. It is therefore flat, preferably rectangular, plug-in flags or plug knives.
  • the receiving chambers are designed such that the tabs can be inserted edgewise.
  • the plane of the planar contact is aligned perpendicular to the transverse direction of the base region or to the arrangement direction of the further contact elements and receiving chambers.
  • connection box is of modular design, which means that the base region is arranged in a module, the base part, and the connection region is arranged in a second module, the plug-in part.
  • the male part is attachable to the base part.
  • bypass channels are configured on the base part. These bridging channels are arranged at the ends of the receiving chambers and each have contact windows to the receiving chambers to be contacted. To bridge two contact elements, the respective contact bridges simply pass through the contact windows in the respective receiving chambers. It can be changed via the bypass channels and corresponding bridging contacts between star and delta circuits. Furthermore, these bypass channels can also be used to connect frequency converters or test adapters for testing the functionality of the module.
  • a receiving chamber is provided on the base part for each contact element of each winding or connecting line.
  • This receiving chamber is designed in an advantageous manner in the manner of a hollow cuboid and takes in each case one attached to the end of a winding or connecting cable contact element.
  • the contact counter-elements are formed on the plug-in part as contact forks.
  • the fork tines of the respective contact forks can pinch the contact surface of the tab between flanking or laterally flank when plugged onto the base part plug part.
  • the contact forks formed on the plug-in part form socket contacts and the flat plug formed on the base part plug contacts.
  • actuating levers are formed on the plug-in part, which press with their free ends on the latching tongues of the tabs. In this way, the respective contact element can be released from its receiving chamber on the base part by pressing on the actuating lever again.
  • actuating levers are provided on the male part in a further advantageous embodiment, which act with their lever ends on clamping springs on the contact counter-elements.
  • the clamping springs form clamping points for the external conductors to be connected. Press the lever ends of the operating levers to open the clamping points on the clamping springs with the operating lever pressed. With the operating levers, it is thus possible to selectively open or close the clamping points.
  • the base part 1 has at its the viewer in Fig. 1 facing connection side 2 more, in the embodiment nine in the transverse direction 3 side by side arranged receiving chambers 4.
  • the receiving chambers 4 are executed in the embodiment as a hollow cuboid.
  • Each receiving chamber 4 is suitable for receiving a contact element 30 designed as a flat plug 5.
  • the tab 5 is inserted for mounting in the receiving chamber 4 in the transverse direction 3 perpendicular insertion direction 6.
  • each locking tongue 7 is bent in the transverse direction 3.
  • the latching tongue 7 engages in the inserted state of the tab 5 in the receiving chamber 4 a projection on the receiving chamber wall facing it or a portion of this receiving chamber wall, so that the tab 5 against the insertion direction 6 can not be unintentionally removed from the receiving chamber 4 again or pulled out.
  • the receiving chambers 4 are designed such that the tabs 5 can be inserted edgewise. This means that the contact plane of the tab 5 can be pushed perpendicular to the transverse direction 3 in the receiving chamber 4. As a result, the receiving chambers 4 can be made significantly narrower in the transverse direction 3, which over the entire length of the base part 1 has a considerable space savings result. The base part 1 can thus be made particularly compact by this orientation of the tab 5.
  • a further arranged in the transverse direction 3 side by side row of receiving slots 8 is further arranged.
  • the row with the six receiving wells 8 in the embodiment is arranged above the row with the receiving chambers 4, wherein between the individual receiving wells 8 in each case a gap is left free.
  • the receiving wells 8 are similar to the receiving chambers 4 designed as a hollow cuboid.
  • contact elements 30 can be inserted as blade contacts.
  • the blade contacts 9 are inserted with vertically pivoted contact planes in the insertion direction 6 in the receiving slots 8.
  • latching tongues 7 are formed, which form a rear grip in the receiving slots 8, to prevent accidental removal of the blade contacts 9 against the plug 6 from the receiving slots 8.
  • clamping wings 10 are formed on the respective rear side.
  • the clamping wings 10 are used for crimping the tab 5 and the blade contacts 9 with wires or lines of their associated technical equipment.
  • the tabs 5 are designed so that they can be crimped to the winding wires or winding lines of a respective winding of the electric motor or transformers or to connecting lines of another electrical device to ultimately connect the electrical equipment with the external devices. These are, for example, line connections for transmitting high currents.
  • the tabs 5 thus form the main terminals of the electrical equipment.
  • the blade contacts 9 are made smaller in comparison to the tabs 5 and are usually used to transmit lower currents.
  • the blade contacts 9 are used to connect additional devices, such as a heater, an engine brake, a temperature sensor or the like. It is therefore peripheral connections or auxiliary connections for the electrical equipment.
  • Fig. 1 In the embodiment of Fig. 1 shown on the left, is an angular grounding contact 11, which is inserted in the final assembled state in a provided next to the receiving chambers 4 grounding chamber 34.
  • This grounding chamber 34 is arranged in the region or below the screw fastening 35 for the basic module.
  • the grounding contact 11 does not need to be screwed separately to an external housing. Rather, the grounding contact 11 is designed as pluggable as the contact elements 30, so the tab 5 and the blade contacts 9. Also, the connection to the corresponding contact counter-element 18 in the same manner as in the contact elements 30th
  • each of these unlocking 12 is associated with a receiving chamber 4 or a receiving shaft 8. Through the unlocking openings 12, for example, with a screwdriver blade to the locking tabs 7 on the tabs 5 and the blade contacts 9 to solve this from its final assembly position in the receiving chamber 4 or in the receiving shaft 8 again.
  • the unlocking 12 also serve to carry out the contact counter-elements 18 for connection to the contact elements 30th
  • two bridging channels 14 extending in the transverse direction 3 are arranged.
  • the bypass channels 14 are connected via contact window 15 with the receiving chambers 4 and the receiving wells 8.
  • one or more contact bridges 16 may be mounted in each of the bridging channels 14.
  • a contact bridge 16 designed as a bridging comb 16 with two bridging contacts 17 and a contact bridge 16 on the right with three bridging contacts 17 are shown on the left.
  • the connection side 2 facing the bypass channel 14 is in three parts for receiving contact bridges 16 with two bridging contacts 17.
  • the bridging contacts 17 are configured as contact forks 20 and can receive a tab 5 and / or a blade contact 9 between them for contacting the contact elements 30.
  • the bridging channels 14 serve to realize, for example, star circuits or triangular circuits between the flat plugs 5 inserted in the receiving chambers 4.
  • Frequency converters can also be connected and supplied with voltage and current via the bridging channels 14. Furthermore, it is possible to connect a controller via the bypass channels. It is also possible to insert a frequency converter module into a bypass channel 14 in order to mechanically and electrically connect it to the base part 1.
  • bearing areas 38 and clamping elements 43 are provided, in which the contact bridges 16 can be stored or clamped for later use.
  • Fig. 2 shows the contact counter-elements 18 complementary to the contact elements 30.
  • the contact counter-elements 18 have on their upper sides clamping springs 31 for connecting stripped ends of electrical conductors. At their ends remote from the clamping springs 31, the contact counter-elements 18 have contact forks 20. With these contact forks 20, the contact counter-elements 18 clamp the contact elements 30, so the tab 5 and blade contacts 9 between them.
  • the contact counter-elements 18 pass through the receiving chambers 4 and the receiving wells 8 through the Entriegelungsötechnischen 12.
  • the unlocking 12 thus comes in a dual function. They are therefore also referred to as contact openings. Furthermore, it is thus possible that with a contact fork 20, the contact elements 30 can be contacted both in the receiving chambers 4 and in the receiving slots 8.
  • the mating contacts 18 are combined in a cuboid plug-in part 21:
  • all contact counter-elements 18 are mounted in adapted receiving pots in the plug-in part 21.
  • the contact forks 20 of the contact counter-elements 18 protrude out of the underside of the plug-in part 21.
  • actuating lever 22 can still be provided in the plug-in part 21.
  • the operating levers 22 have lever ends 23.
  • the contact counter-elements 18 are used to connect external, not shown in the drawing figures head.
  • the conductors connect the electrical equipment to the external periphery.
  • clamping springs 31 are formed on the contact counter-elements.
  • the plug-in part 21 is simply plugged onto the base part 1. In the plugged state then flank each forks 20 of the contact counter-elements 18, the tab 5 and blade contacts 9 of the contact elements 30 between them. The tabs 5 and blade contacts 9 of the contact elements 30 are then firmly clamped between the contact forks 20 of the contact counter-elements 18.
  • pivot axes 25 also.
  • a latching lever 26 is rotatably mounted. At the locking levers 26 designed as a pivot lever each have a latching hook 27 is formed.
  • This latching hook 27 can after insertion of the male part 21 on the base part 1 in a trained on the base part 1 recess 28 incident.
  • the male part 21 is positively secured to the base part 1.
  • the base part 1 serves as a carrier of the terminals of the electrical devices while the male part 21 carrier of the connection technology for the external terminals.
  • the contact elements 30, so the tab 5 at the ends of the windings or connecting cables are advantageously prefabricated in the house of the manufacturer of electrical equipment by the tabs 5 are simply crimped to the winding or terminal ends. Then, the contact elements 30, so the tab 5 and the blade contacts 9 in the receiving chambers 4 and the receiving slots 8 are mounted.
  • test adapters are provided which have the corresponding contact counter-elements 18. The test adapter must be plugged similar to the male part 21 only on the base part 1 in order to perform the functional test can.
  • Another advantage is that both the contact elements 30 and the contact counter-elements 18 are fixed very secure, so that a failure of parts is hardly possible. Since the individual contact elements 30 and contact counter-elements 18 are arranged in predefined receiving chambers 4 or receiving shafts 8 on the base part 1 or receiving pots 29 on the plug-in part 21 and also the contact bridges 16 are arranged in the bypass channels 14 at predefined positions, faulty contacts are excluded.

Landscapes

  • Connector Housings Or Holding Contact Members (AREA)
EP19170751.2A 2018-04-25 2019-04-24 Boîte de raccordement pour dispositifs électriques Withdrawn EP3561962A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102018109960.6A DE102018109960A1 (de) 2018-04-25 2018-04-25 Anschlusskasten für elektrische Einrichtungen

Publications (1)

Publication Number Publication Date
EP3561962A1 true EP3561962A1 (fr) 2019-10-30

Family

ID=66251626

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19170751.2A Withdrawn EP3561962A1 (fr) 2018-04-25 2019-04-24 Boîte de raccordement pour dispositifs électriques

Country Status (2)

Country Link
EP (1) EP3561962A1 (fr)
DE (1) DE102018109960A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022128424A1 (fr) * 2020-12-15 2022-06-23 Valeo Siemens Eautomotive Germany Gmbh Unité de connexion pour un stator, ensemble stator pour une machine électrique, procédé de fabrication d'un ensemble stator, et machine électrique pour l'entraînement d'un véhicule
CN117977231A (zh) * 2024-04-01 2024-05-03 深圳市宝安任达电器实业有限公司 一种用于高低压配电柜铜排及插件的连接结构

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102021119665B4 (de) 2021-07-28 2023-02-23 Easelink Gmbh Bodenkontakteinheit für ein Fahrzeugbatterieladesystem

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5782652A (en) * 1996-05-23 1998-07-21 The Whitaker Corporation Electrical connector assembly for a magnet wire
US6139351A (en) * 1999-06-16 2000-10-31 Delphi Technologies, Inc. High power connection system
DE10232281A1 (de) * 2002-07-16 2004-02-12 Phoenix Contact Gmbh & Co. Kg Elektrische Anschlußanordnung
EP1638169A2 (fr) * 2004-09-15 2006-03-22 Phoenix Contact GmbH & Co. KG Borne de raccordement électrique
DE202016008409U1 (de) * 2016-07-28 2017-11-06 Harting Electric Gmbh & Co. Kg Betätiger für eine Anschlusseinrichtung für elektrische Leiter

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19729800A1 (de) * 1997-07-11 1999-02-04 Schaltbau Ag Stecker oder Dose für Steckverbinder
DE102008015554A1 (de) * 2008-03-25 2009-10-08 Siemens Aktiengesellschaft Motorklemmbrett
JP5790619B2 (ja) * 2012-10-29 2015-10-07 住友電装株式会社 コネクタ
DE202016104708U1 (de) * 2016-08-26 2016-09-09 MCQ TECH GmbH Elektrischer Kontaktsatz einer steckbaren Anschlussklemme

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5782652A (en) * 1996-05-23 1998-07-21 The Whitaker Corporation Electrical connector assembly for a magnet wire
US6139351A (en) * 1999-06-16 2000-10-31 Delphi Technologies, Inc. High power connection system
DE10232281A1 (de) * 2002-07-16 2004-02-12 Phoenix Contact Gmbh & Co. Kg Elektrische Anschlußanordnung
EP1638169A2 (fr) * 2004-09-15 2006-03-22 Phoenix Contact GmbH & Co. KG Borne de raccordement électrique
DE202016008409U1 (de) * 2016-07-28 2017-11-06 Harting Electric Gmbh & Co. Kg Betätiger für eine Anschlusseinrichtung für elektrische Leiter

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022128424A1 (fr) * 2020-12-15 2022-06-23 Valeo Siemens Eautomotive Germany Gmbh Unité de connexion pour un stator, ensemble stator pour une machine électrique, procédé de fabrication d'un ensemble stator, et machine électrique pour l'entraînement d'un véhicule
CN117977231A (zh) * 2024-04-01 2024-05-03 深圳市宝安任达电器实业有限公司 一种用于高低压配电柜铜排及插件的连接结构
CN117977231B (zh) * 2024-04-01 2024-06-04 深圳市宝安任达电器实业有限公司 一种用于高低压配电柜铜排及插件的连接结构

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