Anti-collision device for yacht

The invention relates to the technical field of marine equipment, in particular to a yacht anti-collision device. According to the yacht anti-collision device, the yacht can be decelerated and buffered more stably and efficiently, the hull of the yacht can be positioned and clamped, the hull is reversely pushed back, and the situation that the hull is damaged due to violent collision of the yacht is avoided. A yacht anti-collision device comprises a mounting frame, a yacht retarding assembly, a yacht body positioning assembly and the like. Firstly, the yacht is driven into a stop point, a return spring is compressed, a linear groove rod drives a sliding block to move, a sliding rod drives a pressing wheel to move, the pressing wheel makes contact with the side edge of the yacht and clamps the yacht, and the yacht is safely stopped on the shore, so that the speed of the yacht moving to the shore can be effectively reduced, and the situation that a yacht body is damaged due to violent collision of the yacht is