EP3970263A1 - Unité de transmission ainsi que montage d'une unité de transmission avec bornier - Google Patents

Unité de transmission ainsi que montage d'une unité de transmission avec bornier

Info

Publication number
EP3970263A1
EP3970263A1 EP20724790.9A EP20724790A EP3970263A1 EP 3970263 A1 EP3970263 A1 EP 3970263A1 EP 20724790 A EP20724790 A EP 20724790A EP 3970263 A1 EP3970263 A1 EP 3970263A1
Authority
EP
European Patent Office
Prior art keywords
housing
terminal block
seals
electrical machine
inverter
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
EP20724790.9A
Other languages
German (de)
English (en)
Inventor
Nadine BAYARI
Harald Ihben
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.)
Magna PT BV and Co KG
Original Assignee
Magna PT BV 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 Magna PT BV and Co KG filed Critical Magna PT BV and Co KG
Publication of EP3970263A1 publication Critical patent/EP3970263A1/fr
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/22—Auxiliary parts of casings not covered by groups H02K5/06-H02K5/20, e.g. shaped to form connection boxes or terminal boxes
    • H02K5/225—Terminal boxes or connection arrangements
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/14—Casings; Enclosures; Supports
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers

Definitions

  • the present invention relates to a gear unit with a terminal block for an electrical connection of an electric machine with an inverter and a process for mounting the gear unit.
  • a watertight plug connection is known from DE 11 2013 006 946 T5.
  • the waterproof, shielded connector includes terminal parts, which are each provided on the end parts of the high-voltage electric cables, an insulating connector housing, the terminal receiving chambers for receiving the connector parts, a conductive shield shell, which is provided on an outside of the connector housing, a shield ring that a connection of the electromagnetic shielding member at a predetermined posi tion of the shield shell upsets and fixed, and a surface seal, which is provided for a water seal.
  • the gasket is pressed onto a shield housing when the shield shell is fixed to a device. In this way the device can be sealed.
  • the surface seal is annular, so that the surface seal can be inserted into an annular groove of the connector housing connection.
  • the surface seal and the annular groove are as Sealing components are provided that prevent the ingress of moisture or similar chem.
  • WO 2016/156 730 A1 shows an electrical machine which is arranged in a housing, a leadthrough being provided through the housing in a sealed form.
  • the connection has a shoulder that extends inside the housing of the electrical machine.
  • An O-ring which is a radial seal, is provided as a seal.
  • the object of the invention is to provide an improved seal of a gear unit with a terminal block against water and oil, the arrangement also being easy to assemble.
  • a gear unit with an electric machine in a gear housing and an inverter, the electric machine being mounted in the nern of the gear housing and bushings for the electrical connection of an inverter through the housing of the electric machine and the gear housing being provided, with the housing of the electrical machine has sealed bushings for the electrical connections and a Klem menblock is provided which extends with a collar in the interior of the Getriebege housing, axial seals and radial seals are provided on the terminal block.
  • the bushings on the housing of the electrical machine are sealed with potting material.
  • the collar of the terminal block seals against the housing of the electrical machine's rule and the transmission housing with axial seals running on the surface of the collar.
  • a radial seal seals the terminal block against the inverter housing.
  • a radial seal seals a sensor connector against the terminal block.
  • a radial seal seals an assembly cover that closes an opening in the inverter housing.
  • the seals are made via sealing rings or by gluing or potting.
  • the object is also achieved by a method for assembling a gear unit with the steps:
  • FIG. 2 shows a perspective view of a terminal block
  • 3 shows a perspective illustration of the exemplary embodiment of a terminal block
  • 4 is a sectional view of an exemplary embodiment according to the invention
  • Fig. 5 exploded view of the embodiment.
  • FIG. 1 to 3 show an embodiment of a terminal block 110 for electrically connecting a first element 112 to a second element 114, as is known from the prior art.
  • the terminal block 110 for an electrical connection of the first element, an electrical machine, to a second element, an inverter has a plurality of first receiving devices 116 for receiving electrical connections of the first element 118 and a plurality of second receiving devices 120 for receiving electrical connections of the second element 122 on. At least one of the first receiving devices 116 is arranged in a first plane 124 and at least two of the first receiving devices 116 are arranged in a second plane 126.
  • the first plane 124 is arranged parallel to the second plane 126. At least one of the first receiving devices 116 arranged in the first plane 124 is arranged both partially overlapping in a projection onto the second plane 126 and offset from at least one of the first receiving devices 120 arranged in the second plane 126.
  • the terminal block 110 has six first receiving devices 116 for receiving electrical connections of the first element 118 and six second receiving devices 120 for receiving electrical connections of the second element 122.
  • the terminal block 110 shows three first receiving devices 116 for receiving electrical connections of the first element 118 in the first level 124 and three first receiving devices 116 for receiving electrical connections of the first element 118 in the second level 126 and three second receiving devices 120 for receiving electrical connections of the second element 122 in the third level 128 and three second receiving devices 120 for receiving electrical connections of the second element 122 in the fourth level 130.
  • the terminal block 110 has six fastening devices 132.
  • the fastening devices 132 consist of a bore 136 in which a screw 138 is received.
  • the fastening device 132 is designed such that an electrical connection of the first element 118 is to be electrically connected to at least one electrical connection of the second element 122.
  • the terminal block 110 is installed in an insulating housing 140.
  • the electrical connections of the first element 118 and the electrical connections of the second element 122 are tongue-shaped.
  • FIGS. 1 to 3 The exemplary embodiment shown in FIGS. 1 to 3 is an example; the elements 122 and 118 can also be crimped and inserted into cable lugs 20.
  • the embodiment according to the invention according to FIG. 4 relates to an electrical machine which is installed in a transmission and which is connected to its inverter via the wall of the transmission housing 180, the inverter being installed outside the transmission housing.
  • Fig. 4 also shows at least partially a connection of an electrical Ma machine - not shown - with a housing 175 and the terminal block 110, which is used to connect to the inverter. Only part of the inverter housing 170 of the inverter is shown. The inverter is attached to the gear housing 180 with its inverter housing 170. The terminal block 110 is partially seated in the inverter housing 170.
  • the inverter case 170 partially encloses the insulating case 140.
  • the terminal block 110 and the inverter housing 170 are closed by an assembly cover 172. Furthermore, a sensor connector 10 can be seen in this example.
  • the electrical connections of the first element 118 are passed through bushings 6, each of which is sealed in the bushings 6 for each electrical connection 118, that is, for each phase. Sealing lips 2 are used for this.
  • the bushings 6 with the sealing lips are then cast with a plastic.
  • the cable lug 20 is crimped onto a sealed phase connection, the electrical connection of the first element 118, and the sensor plug 10 is mounted.
  • a radial seal 3 is also installed on the sensor connector 10.
  • the terminal block 110 is completely assembled parallel to this, whereby the electrical connections can be screwed or clipped.
  • the terminal block has egg NEN, on the housing of the electrical machine 175 extending around the collar 7.
  • the collar 7 forms a first surface 7 a, which extends in the direction of the housing 175 of the electrical machine, and a second surface 7 b, which extends in the direction of the transmission housing 180. Circumferential grooves in which sealing rings are used as axial seals 4a and 4b can be made on these surfaces.
  • the terminal block 110 is pressed against the housing 175 of the electrical machine via the first axial seal 4a.
  • the electric machine is then installed in the transmission, the second axial seal 4b being pressed against the transmission housing 180.
  • the collar 7 of the terminal block 110 runs inside the gear housing 180 and the rest of the terminal block 110 outside.
  • the inverter is assembled, being attached to the gear case 180 from the outside.
  • the inverter housing 170 is pressed against the terminal block via a radial log device 5.
  • the assembly cover 172 is then closed, which can be done by screwing, clipping or gluing.
  • the assembly cover also has a radial seal 1.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Motor Or Generator Frames (AREA)
  • Connector Housings Or Holding Contact Members (AREA)

Abstract

La présente invention concerne une unité de transmission pourvue d'une machine électrique et d'un onduleur, la machine électrique étant installée à l'intérieur du boîtier de transmission (180) et des traversées pour le branchement électrique (118) d'un onduleur sont présents à travers le boîtier (175) de la machine électrique et du boîtier de transmission (180). Le boîtier (175) de la machine électrique comprend des traversées étanches (6) pour les branchements électriques (118) et un bornier (110) qui s'étend par son collet (7) à l'intérieur de la transmission est prévu. Des joints axiaux ainsi que des joints radiaux sont prévus sur le bornier (110).
EP20724790.9A 2019-05-15 2020-05-05 Unité de transmission ainsi que montage d'une unité de transmission avec bornier Pending EP3970263A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102019207042.6A DE102019207042A1 (de) 2019-05-15 2019-05-15 Getriebeeinheit sowie Montage einer Getriebeeinheit mit Klemmenblock
PCT/EP2020/062444 WO2020229228A1 (fr) 2019-05-15 2020-05-05 Unité de transmission ainsi que montage d'une unité de transmission avec bornier

Publications (1)

Publication Number Publication Date
EP3970263A1 true EP3970263A1 (fr) 2022-03-23

Family

ID=70617101

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20724790.9A Pending EP3970263A1 (fr) 2019-05-15 2020-05-05 Unité de transmission ainsi que montage d'une unité de transmission avec bornier

Country Status (4)

Country Link
EP (1) EP3970263A1 (fr)
CN (1) CN113826311B (fr)
DE (1) DE102019207042A1 (fr)
WO (1) WO2020229228A1 (fr)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102022201260A1 (de) 2022-02-08 2023-08-10 Zf Friedrichshafen Ag Gehäuseteil mit einem Servicezugang
DE102022133887A1 (de) * 2022-12-19 2024-06-20 Schaeffler Technologies AG & Co. KG Elektrisch betreibbarer Achsantriebsstrang
EP4468523A1 (fr) * 2023-05-24 2024-11-27 Polestar Performance AB Unité de connecteur et véhicule électrique et moteur électrique comprenant une telle unité
DE102023127286A1 (de) * 2023-10-06 2025-04-10 Tk Elevator Innovation And Operations Gmbh Elektromotor mit Anschlussanordnung sowie Aufzugsanlage mit Elektromotor
DE102023128532A1 (de) * 2023-10-18 2025-04-24 Valeo Eautomotive Germany Gmbh Isolationsschutz für einen Wechselrichter gegen Stromschlaggefahr
DE102023134562A1 (de) * 2023-12-11 2025-06-12 Voith Patent Gmbh Umrichter zur Stromversorgung eines E-Motors und Antriebseinheit
DE102024127996A1 (de) * 2024-09-26 2026-03-26 Valeo Eautomotive Germany Gmbh Elektrischer Antrieb für ein Fahrzeug, Verfahren zur Herstellung eines elektrischen Antriebs und Fahrzeug

Citations (1)

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Publication number Priority date Publication date Assignee Title
DE102007024472A1 (de) * 2007-05-25 2008-11-27 Volkswagen Ag Getriebegehäuse für eine elektrische Antriebseinheit eines Scheibenwischers mit einer Entlüftungseinrichtung

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US7607220B2 (en) * 2004-03-22 2009-10-27 Gm Global Technology Operations, Inc. Method for establishing electrical connections in a hybrid electro-mechanical transmission
CN100491738C (zh) * 2006-04-28 2009-05-27 上海凯泉泵业（集团）有限公司 无泄漏全动力密封型立式自吸泵
JP5194609B2 (ja) * 2007-07-26 2013-05-08 住友電装株式会社 機器用コネクタ
DE102008028622B4 (de) * 2008-06-18 2025-05-15 Sew-Eurodrive Gmbh & Co Kg Elektromotor
US7926819B2 (en) * 2008-08-25 2011-04-19 GM Global Technology Operations LLC Seals for transmission drive motors
DE102009002001A1 (de) * 2009-03-31 2010-10-07 Robert Bosch Gmbh Dichtung für senkrechte Durchführung eines Getriebesteckers
DE102011081896A1 (de) * 2011-08-31 2013-02-28 Zf Friedrichshafen Ag Elektromotor mit einer Anschlussvorrichtung
DE102012223431A1 (de) * 2012-12-17 2014-06-18 Robert Bosch Gmbh Gehäuse für eine elektrische Maschine mit einer Dichtung
WO2014171019A1 (fr) * 2013-04-15 2014-10-23 Yazaki Corporation Produit moulé à base de résine et connecteur blindé imperméable à l'eau
FR3034584B1 (fr) * 2015-04-02 2019-06-07 Valeo Equipements Electriques Moteur Ensemble comportant une machine electrique tournante positionnee a l'interieur d'une enceinte
DE102016204968A1 (de) * 2016-03-24 2017-09-28 Robert Bosch Gmbh Elektrische Maschine sowie Verfahren zum Herstellen einer elektrischen Maschine
DE102016113424A1 (de) * 2016-07-20 2018-01-25 Getrag Getriebe- Und Zahnradfabrik Hermann Hagenmeyer Gmbh & Cie Kg Klemmenblock für eine elektrische Verbindung
EP3526884B1 (fr) * 2016-10-14 2022-05-18 Robert Bosch GmbH Procédé de mise en contact électrique d'un enroulement d'une machine électrique avec une carte de circuits imprimés
US10717401B2 (en) * 2017-04-21 2020-07-21 Ford Global Technologies, Llc Terminal block assembly for electrified vehicles
US20190032657A1 (en) * 2017-07-31 2019-01-31 Nidec Tosok Corporation Electric oil pump

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007024472A1 (de) * 2007-05-25 2008-11-27 Volkswagen Ag Getriebegehäuse für eine elektrische Antriebseinheit eines Scheibenwischers mit einer Entlüftungseinrichtung

Also Published As

Publication number Publication date
CN113826311A (zh) 2021-12-21
DE102019207042A1 (de) 2020-11-19
WO2020229228A1 (fr) 2020-11-19
CN113826311B (zh) 2023-12-01

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Owner name: MAGNA PT B.V. & CO. KGAA