Watertight cable ball hinge connecting structure for ocean drifting buoy

The utility model discloses a watertight cable ball hinge connecting structure for an ocean drifting buoy, which belongs to the technical field of ocean drifting buoys, and comprises a ball hinge force bearing device, a ball flange, a watertight cable main body and a force bearing ball head, a connecting column head is arranged at the bottom end of the protruding column, an external thread part is arranged on the outer wall of the connecting column head, a flexible connector is installed on the outer side of the connecting column head, an internal thread part is arranged on the inner wall of the flexible connector, and the internal thread part is in threaded connection with the external thread part arranged on the outer wall of the connecting column head. A flexible sleeve is arranged at the bottom end of the flexible connector, so that when the torsion between the watertight cable main body and the bottom of the force bearing ball head is large, the sealing effect of the joint of the watertight cable main bo