Water surface self-adaption communication buoy

The utility model relates to a water surface self-adaption communication buoy, wherein a self-adaption adjusting mechanism consists of an installing rack, a rotating ring, a supporting ring, rotating shafts, screw rods, a jam nut and a fastener; the installing rack is installed on the rotating ring through two rotating shafts; the rotating ring is installed on the supporting ring through two rotating shafts; the rotation direction of the rotating ring on the supporting ring is orthogonal with the rotation direction of the installing rack on the rotating ring; three screw rods are screwed in corresponding screw holes of the supporting ring; the self-adaption adjusting mechanism is fixed on a reinforcing rib in a glass reinforced plastic shell through the fastener; a satellite receiver and a pouring weight are fixed at the upper and lower ends of the installing rack respectively; a power supply is fixed on a bottom cap; and the bottom cap and the bottom of the glass reinforced plastic shell are fixedly connecte