PROPULSION SYSTEM AND ELECTRIC AXLE FOR A VEHICLE

• Main Authors: DOCZY BRIAN, GIVAN ELIEL C
• Format: Patent
• Language: Chinese; English
• Published: 24.02.2023
• Subjects: ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS INVEHICLES; ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OFTRANSMISSIONS IN VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GASEXHAUST OR FUEL SUPPLY OF PROPULSION UNITS, IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; BLASTING; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; DYNAMO-ELECTRIC MACHINES; ELECTRICITY; ENGINEERING ELEMENTS AND UNITS; GEARING; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; GENERATION; HEATING; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; LIGHTING; MECHANICAL ENGINEERING; PERFORMING OPERATIONS; THERMAL INSULATION IN GENERAL; TRANSPORTING; VEHICLES IN GENERAL; WEAPONS

The utility model relates to an electric propulsion system for a vehicle, in particular to a motor vehicle, comprising a permanent magnet motor (4) which comprises a stator (410) and a rotor with six or eight poles; a differential (7) capable of driving the output shaft; a transmission device (10) kinematically arranged between the electric machine (4) and the differential (7), the transmission device comprising a first torque transmission path (11) having a first reduction ratio and a second torque transmission path (12) having a second reduction ratio, the transmission device (10) comprises coupling means (1, 2) for selectively transmitting torque between the electric machine (4) and the differential (7) via the first transmission path (11) or via the second transmission path (12). The utility model further relates to an electric wheel shaft. 本实用新型涉及一种用于车辆、特别是机动车辆的电动推进系统，包括：永磁体电机(4)，该电机包括定子(410)和具有六个或八个极的转子；能够驱动输出轴的差速器(7)；在运动学上布置在该电机(4)与该差速器(7)之间的变速器装置(10)，该变速器装置包括具有第一减速比的第一扭矩传递路径(11)和具有第二减速比的第二扭矩传递路径(12)，该