| 摘要 |
TITLE: AUTOMATIC SHIFTING MECHANISM OF AN ELECTRIC TRICYCLE CONVENIENT FOR MOUNTING Abstract An automatic shifting mechanism of an electric tricycle convenient for mounting, comprising a transmission housing, characterized in that a main shaft, having an input gear, a backward gear and a forward gear mounted thereon, is provided inside the transmission housing, the input gear and the main shaft are in synchronous rotation connection, and the backward gear and the forward gear are in relative rotation connection with the main shaft; a chuck is provided on the main shaft; a motor mounting bracket, configured to fix the shift motor, is provided on the shift motor. |
