To provide a drive unit capable of responding to requirements of simplification and downsizing of an entire cooling system, the cooling system for the drive unit, and an electric vehicle including the cooling system for the drive unit.SOLUTION: A drive unit includes: a motor which applies drive power to a vehicle; a motor housing in which the motor is accommodated; a supply path which is provided inside the motor housing and supplies a hydraulic fluid that is supplied from the outside of the motor housing, to the motor; a discharge path which is provided inside the motor housing and discharges the hydraulic fluid that is supplied from the supply path to the motor, to the outside of the motor housing; and a hydraulic fluid reservoir which is provided in the discharge path and in which a predetermined quantity of the hydraulic fluid is stored.SELECTED DRAWING: Figure 2
【課題】冷却システム全体の簡素化および小型化の要求に応えることができる駆動ユニット、駆動ユニットの冷却システム、及び駆動ユニットの冷却システムを含む電動車両を提供する。【解決手段】車両に対し駆動力を付与するモータと、モータを収容するモータハウジングと、モータハウジング内に設けられ、モータハウジングの外部から供給される作動流体をモータに供給する供給経路と、モータハウジング内に設けられる、供給経路からモータに供給された作動流体をモータハウジングの外部に排出する排出経路と、排出経路に設けられ、作動流体を所定量貯留する作動流体リザーバと、を含む。【選択図】図2
DRIVE UNIT, COOLING SYSTEM FOR DRIVE UNIT, AND ELECTRIC VEHICLE
駆動ユニット、駆動ユニットの冷却システム、及び電動車両
2019-12-12
Patent
Electronic Resource
Japanese
Electric drive unit and vehicle having corresponding electric drive unit
European Patent Office | 2023
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