Active bicycle of shock attenuation formula

The utility model discloses an active bicycle of shock attenuation formula, active bicycle includes the chassis and sets up the frame on the chassis to and flywheel assembly, pedal subassembly, handrail subassembly and the seat subassembly of setting on the frame, on the one end of frame was rotated and is connected to the chassis, the other end was connected to on the chassis through two buffer buffering formulas, two buffers are " eight characters type " and set up, and every buffer includes the spring holder and be located the spring on the spring holder that the spring holder is including connecting the bracing piece between frame and chassis to and fix the last spring stop at the bracing piece other end at the lower spring stop of bracing piece one end and threaded connection, the spring housing is on the bracing piece, and spring stop and last spring stop department under are supported respectively to its both ends. The utility model discloses an active bicycle of shock attenuation formula has good buffer function, and the accessible adjust to go up the spring stop in the position of bracing piece, the length of coming regulating spring, and then realize different buffering effect.