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21.发明公开
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公开(公告)号：EP4449585A1
公开(公告)日：2024-10-23
申请号：EP22835391.8
申请日：2022-12-13
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公开(公告)号：EP4406766A2
公开(公告)日：2024-07-31
申请号：EP24152272.1
申请日：2024-01-16
发明人： JIN, Yejin , ZHAO, Wanchao , SUN, Yawei
IPC分类号： B60K11/02
CPC分类号： B60K2001/00120130101 , B60K11/02 , B60Y2410/1020130101 , B60Y2400/308420130101 , B60Y2400/308620130101 , B60Y2400/30420130101
摘要： The present invention relates to a cooling system for an electric drive device of a vehicle, characterized in that the electric drive device comprises a housing, a motor accommodated in a first space in the housing and a reducer accommodated in a second space in the housing; the cooling system comprises: a cooling pump, having a first suction port and a second suction port connected to the first space and the second space respectively, wherein the cooling pump is operatively configured to alternatively suck in cooling liquid from the first suction port or the second suction port; and a cooler connected to an outlet of the cooling pump to receive the cooling liquid sucked in from the first suction port or the second suction port.
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公开(公告)号：EP4394199A1
公开(公告)日：2024-07-03
申请号：EP23212905.6
申请日：2023-11-29
发明人： YING, Renlong , CHEN, Ci , ZHAO, Jingjing , LIU, Jinjin , CHEN, Zhongxian , XIONG, Lingyun , FAN, Pengcheng
IPC分类号： F16C35/067 , F16B21/18 , F16C35/073 , F16C35/077 , F16F15/32 , F16C19/06
CPC分类号： F16C2380/2620130101 , F16C35/067 , F16C35/073 , F16C35/077 , F16C19/06 , F16B21/18 , F16B21/186 , F16B21/183 , F16F15/32 , F16C2326/0120130101
摘要： The present disclosure relates to a retaining ring (1), including: an annular body (2) including an opening (3); an operating part (4) arranged at two sides of the opening, and including operating holes (5) arranged at two sides of the opening (3). The annular body (2) further includes a reinforcing portion (6) arranged opposite the opening (3). The present disclosure further relates to an electric machine including the retaining ring and a vehicle including the electric machine.
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25.发明公开
公开(公告)号：EP4371799A1
公开(公告)日：2024-05-22
申请号：EP22208410.5
申请日：2022-11-18
发明人： Lewandowski, Marek
CPC分类号： B60L3/0007 , B60L3/04 , B60L1/003 , B60W2030/08220130101
摘要： Electric drive device (1) for a vehicle (100), comprising:
- an electric machine (2);
- a housing (3) having a DC power interface (4) connectable with a highvoltage battery (101) of the vehicle (100) disposed outside the housing (3);
- DC power lines (5) configured to carry a DC voltage provided at the DC power interface (4);
- a DC link capacitor (6) connected between the DC power lines (5);
- an inverter (7) having an AC output (8) connected to the electric machine (2) and a DC input (9) connected to the DC power lines (5); and
- an electric auxiliary device (10) electrically suppliable via the DC power lines (5) and configured to dissipate electric energy stored in the DC link capacitor (6) and/or in the electric machine (2) in an operation state, where the highvoltage battery (101) is disconnected from the DC power interface (4);
wherein the DC power lines (5), the DC link capacitor (6) and the auxiliary device (10) are arranged inside the housing (3).-
26.发明公开
公开(公告)号：EP4297253A1
公开(公告)日：2023-12-27
申请号：EP23180114.3
申请日：2023-06-19
发明人： DENG, Xiaoxue , JIN, Yejin , LIAO, Binhong , CHENG, Xing-Ang , ZHANG, Joshua-Shu , SUN, Ray-Lei
摘要： The present disclosure relates to an electric drive assembly system, a vehicle and a method for assembling an electric drive assembly system. The electric drive assembly system comprises: a housing, comprising a main body and a cover; and the following, disposed in the housing: an electric machine, comprising a rotor shaft; a gearbox assembly, comprising a gear input shaft connected to the rotor shaft and disposed coaxially therewith, to receive torque from the electric machine; an electric machine control module, configured to control the electric machine, and superposed with the electric machine and/or the gearbox assembly in a direction transverse to the gear input shaft; and an electrical connection assembly, configured to electrically connect the electric machine control module to a stator of the electric machine.
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公开(公告)号：EP4290744A1
公开(公告)日：2023-12-13
申请号：EP22177859.0
申请日：2022-06-08
发明人： Förster, David , Hubert, Markus
摘要： Verfahren zur Herstellung einer Statorvorrichtung (1) für eine elektrische Maschine (101), aufweisend folgende Schritte:
- Bereitstellen eines Stators (2), aufweisend einen Statorkern (3), der eine Statorlängsachse (4) und eine bezüglich der Statorlängsachse (4) axiale Statorstirnseite (5) aufweist, und eine Vielzahl von Formleitern (7a-c), welche eine Statorwicklung ausbilden und den Statorkern (3) abschnittsweise axial bezüglich der Statorlängsachse (4) durchsetzen, wobei die Formleiter (7a-c) wenigstens einen Anschlussformleiter (7a) umfassen, der einen sich an der Statorstirnseite (5) aus dem Statorkern (3) heraus erstreckenden und ein freies Ende (11) des Anschlussformleiters (7a) aufweisenden Endabschnitt (10) aufweist;
- Bereitstellen einer Gehäusevorrichtung (12), aufweisend einen Gehäusekörper (13) mit einem Aufnahmeraum (15) für den Stator (2) und einen Biegeabschnitt (16);
- Anordnen des Stators (2) innerhalb des Aufnahmeraums (15) derart, dass der Endabschnitt (10) in einer aufgenommenen Stellung des Stators (2) aus dem Aufnahmeraum (15) herausragt; und
- Biegen des Endabschnitts (10) unter Abstützung auf dem Biegeabschnitt (16), um den Endabschnitt (10) plastisch zu verformen.-
公开(公告)号：EP4275278A1
公开(公告)日：2023-11-15
申请号：EP21810561.7
申请日：2021-11-09
IPC分类号： H03K17/082 , H03K17/567
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公开(公告)号：EP4270741A1
公开(公告)日：2023-11-01
申请号：EP22170563.5
申请日：2022-04-28
发明人： Lewandowski, Marek
摘要： Arrangement (16), comprising an electric motor (1) with a stator (2) with a lamination stack (3) surrounded by windings (4) for generating a rotating electromagnetic field, a rotor (5) surrounded by the stator (3), a first endcap (7) arranged at one axial side of the electric motor (1), a second endcap (10) arranged at the opposite axial side of the electric motor (1), channels (11, 12) for a cooling fluid which extend in axial direction through the lamination stack (3), pipes (17) for the cooling fluid which form a closed circuit and which are connected to an inlet (18) and an outlet (19) of the electric motor (1), a pump (20) for conveying the cooling fluid, wherein the electric motor (1) is located in the suction path of the pump (20).
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