Two-gear gearbox of electric automobile

The utility model discloses a two-gear gearbox of an electric automobile, which is provided with a first forward gear and a second forward gear and comprises an input shaft, an intermediate shaft, a first-gear unit, a second-gear unit, a main speed reduction unit and an output shaft, when the input shaft rotates forwards, power is transmitted to the intermediate shaft through the first gear unit and then transmitted to the output shaft through the main speed reduction unit, and a first forward gear is formed. The input shaft rotates reversely, power is transmitted to the middle shaft through the second gear unit and then transmitted to the output shaft through the main speed reduction unit, and a second forward gear is formed. Gear switching can be achieved only through motor steering speed regulation, power interruption is avoided, the control logic of a gear shifting mechanism and the whole vehicle is reduced, and the control mode is simple and flexible. 本实用新型公开了一种电动汽车两挡齿轮箱，该齿轮箱具有第一前进挡位和第二前进挡位，其包括输入轴、中间轴、一挡