Gearbox and vehicle

A gearbox, being applicable to new energy automobiles without power interruption, comprising an output shaft and two drive assemblies, wherein each of the two drive assemblies is used to drive the output shaft;

• the drive assembly comprises an electric machine, a reduction gear set, and a gear transmission assembly in transmission connection with the output shaft, and the electric machine is in transmission connection with the gear transmission assembly through the reduction gear set;
• the gear transmission assembly comprises at least three gear pairs, and transmission ratios of respective gear pairs in the at least three gear pairs are different;
• and
• in response to the gearbox being in a first transmission mode, the reduction gear set is in transmission connection with the output shaft through one of the at least three gear pairs,
• wherein the drive assembly further comprises a shift shaft and an intermediate shaft parallel to the shift shaft;
• the shift shaft and an input shaft of the electric machine are coaxially arranged, and the input shaft of the electric machine is in transmission connection with the shift shaft through the reduction gear set and the intermediate shaft;
• and
• the reduction gear set comprises two gears arranged on the intermediate shaft, and a gear arranged on the input shaft and a gear arranged on the shift shaft are respectively in meshed connection with corresponding gears arranged on the intermediate shaft.