Angle-adjustable steering column and automobile

The angle-adjustable steering column comprises a steering column body, a lower mounting support, an upper mounting support, an angle adjusting support and a driving mechanism, the lower mounting support is fixed to the driving position of an automobile and located on the side, away from a driver, of the steering column body, and the lower mounting support is hinged to the outer pipe wall, close to the lower end, of the steering column body; the upper mounting support is fixed to a driving position of an automobile and located on the side, away from a driver, of the steering column body. One end of the angle adjusting support is hinged to the upper mounting support, a kidney-shaped hole is formed in the end, away from the hinge center, of the angle adjusting support, and a fixing shaft is fixed to the portion, close to the upper end, of the steering column body and installed in the kidney-shaped hole and can slide in the length direction of the kidney-shaped hole. The structure for adjusting the angle of the s