The invention discloses a cross-country motorcycle which comprises a rear wheel, a rear axle, a front wheel and a rack, a hub is arranged on the rear wheel, the hub is rotationally arranged on the rack through the rear axle, a plurality of power assisting parts used for increasing the contact area between the rear wheel and the ground are arranged on the hub, and contraction parts matched with the power assisting parts are arranged on the rear axle, so that the power assisting parts are tightened for preventing contact with ground. According to the cross-country motorcycle power assisting device, the trafficability of a cross-country motorcycle on a severe road section can be enhanced, the road holding force of the motorcycle during starting is enhanced, stable running of rear wheels is guaranteed, and meanwhile different driving modes are provided by detecting whether the motorcycle is in a running state through wind resistance during running.
本发明公开了一种越野摩托车,后轮、后轮轴、前轮及机架,所述后轮上设有轮毂,所述轮毂通过后轮轴转动设于机架上,所述轮毂上设有若干用于增加后轮与地面间接触面积的助力部,所述后轮轴上设有与助力部相配合的收缩部,使助力部在摩托车正常行驶时收紧助力部使之不与地面接触,本发明可使越野摩托车增强在恶劣路段的通过性,加强摩托车在起步时的抓地力,保证其后轮稳定行驶,同时利用行驶时风阻检测车辆是否为行驶状态来提供不同驱动方式。
Cross-country motorcycle
一种越野摩托车
2021-06-25
Patent
Electronic Resource
Chinese