Folding pedal driving draw-bar box

The utility model relates to a draw-bar box, in particular to a folding pedal driving draw-bar box. The bicycle comprises a handlebar assembly, a steering wheel, a folding joint, a riding pedal, a gear transmission gearbox, a spline type sliding clutch, a main bicycle frame, an auxiliary bicycle frame, a transmission shaft, a supporting groove body, a rear wheel and a rear gear transmission system. The steering wheel is installed at the bottom of the handlebar, the handlebar is hinged to one end of the auxiliary frame through the folding joint, and the other end of the auxiliary frame is hinged to the main frame. The riding pedal is connected with the gear transmission gearbox, the gear transmission gearbox is connected with or disconnected from the transmission shaft through the spline type sliding clutch, the transmission shaft is connected with the rear gear transmission system, and the rear wheel is connected with the rear gear transmission system. The supporting groove body is installed on the main frame