▎ 摘　　要

NOVELTY - The utility model claims an anti-collision environment-friendly buoy, comprising a buoy frame and a buoy body, the surface of the buoy body and the buoy body are coated with several graphene coating layers, the buoy frame comprises a bottom frame and a top frame, the top frame is provided with an upper ring body, a middle ring body and a lower ring body, the diameter of the middle ring body is greater than the diameter of the upper ring body or the lower ring body, between the upper ring body and the middle ring body, the middle ring body and the lower ring body are fixedly connected by an inclined rod, the middle ring body and the bottom frame top surface are located on the same plane, between the middle ring body and the bottom frame, the lower ring body and the bottom frame are in sliding fit. The utility model sets the top frame into a frame structure composed of an upper ring body, a middle ring body and a lower ring body, it improves the anti-collision performance of the floating cylinder, the middle ring body and the bottom frame, the lower ring body and the bottom frame are in sliding fit, the anti-collision effect of the floating cylinder is good, it reduces the maintenance cost, prolongs the service life; the middle ring body and the top surface of the bottom frame are located on the same plane, the stability of the mounting of the top frame and the bottom frame is ensured.