HUB MOTOR DRIVE SYSTEM AND VEHICLE

• Main Author: CAI, Xiangyang
• Format: Patent
• Language: Chinese; English; French
• Published: 19.09.2024
• Subjects: ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; 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; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; PERFORMING OPERATIONS; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OFVEHICLES; TRANSPORTING; VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES; VEHICLES IN GENERAL

A hub motor drive system, which comprises: an output shaft (1); a motor (2); a planetary gear reduction mechanism (3), the planetary gear reduction mechanism (3) being located on the other side in the axial direction relative to the motor (2) and being arranged side by side with the motor (2) along an axial direction (A), a sun gear (31) being in transmission connection with a rotor (22), and planetary gear carriers (33, 37) being in transmission connection with the output shaft (1); a braking mechanism (4), the braking mechanism (4) being located on the other side in the axial direction relative to the motor (2) and being arranged side by side with the motor (2) in the axial direction (A), a brake disc assembly (41) being mounted in a torsion resistant manner on the output shaft (1), a brake caliper assembly (42) overlapping the planetary gear reduction mechanism (3) in a radial direction (R), and a brake disc assembly (41) overlapping the planetary gear reduction mechanism (3) in the axial direction (A). Re