Marine transmission shaft

The utility model provides a marine transmission shaft, belongs to the ship and joins in marriage technical field, including the first axle body, controller, universal -joint spindle, the second axle body, strut, first cylinder, connecting rod, first extension board, first fretwork, first round pin axle, inner tube, second extension board, second fretwork, second round pin axle, third axis body, scissor arm, urceolus, second pillar, the 2nd fisheye bearing, second cylinder, a fisheye bearing and first pillar, the controller is installed on the first axle body, and the first axle body passes through universal -joint spindle and the second axle body and links to each other, installs the second pillar under the second axle body, the 2nd fisheye bearing of installation on the second pillar, and the piston rod of second cylinder is installed on the 2nd fisheye bearing, and the second cylinder is installed on a fisheye bearing, and a fisheye bearing installs on first pillar, the utility model has the advantages that: the marine transmission shaft of length can be adjusted, the use in different places on the ship is adapted to.