Lever type light bicycle

The utility model relates to a walking-substituting lever type light bicycle, which is improved aiming at the defect of the existing bicycles. The utility model is characterized in that a chain wheel is alternately driven by a pair of pedal levers for driving a rear wheel to move, and the bicycle can be driven even by the standing gravity of bodies. Damping springs which can be increased or decreased are arranged below a saddle tube capable of stretching in a large range, handlebars are kidney shapes, the four sides of which can be grasped, and the handlebars can be connected with an upright tube in a rotating mode. A main tube of a front fork can be reversely folded and can elastically adjust the height of the upright tube of the handlebars, and both sides of a rear wheel are respectively provided with a supporting small wheel. The technique can reduce the bicycle body, the carry and the storage are convenient, and the bicycle can be ridden with saved labor. The operation is safe, and the regulating needs of various ages and conditions are satisfied.