Buoy device with anti-collision function

The invention discloses a buoy device with an anti-collision function. The buoy device comprises a buoy body, a plurality of visible plates and an instrument platform. The buoy body is provided with a cavity so that the buoy body can float on the water surface. The plurality of visible plates are arranged on the buoy body and are distributed at intervals in the circumferential direction of the buoy body; the visible plate is provided with a plurality of visible through holes. The instrument platform is used for installing meteorological instruments; the instrument platform is installed on the buoy body through the supporting elastic piece and supported by the supporting elastic piece. The instrument platform comprises an instrument platform body and a protection ring connected to the periphery of the instrument platform body. According to the technical scheme, the multiple visual plates are arranged on the buoy body and distributed at intervals in the circumferential direction of the buoy body, so that at lea