Wheelchair and electric wheelchair

The utility model relates to the field of medical instruments, in particular to a wheelchair and an electric wheelchair. The wheelchair comprises a main frame body, a walking wheel set, a steering wheel set, a pedal assembly and a backrest assembly. The walking wheel set and the steering wheel set are both rotationally connected with the main frame body. The pedal assembly comprises a pedal support, a pedal and a leg support, the pedal and the leg support are both connected with the pedal support, and the pedal support is rotatably connected with the main frame body; the backrest assembly comprises a backrest support and a back plate, the back plate is connected with the backrest support, and the backrest support is rotatably connected with the main frame body; the rotating axis of the pedal support relative to the main frame body, the rotating axis of the backrest support relative to the main frame body and the rotating axis of the walking wheel set relative to the main frame body are parallel. According to