Height adjusting device of marine pipe laying tensioner

The utility model relates to a height adjusting device of a marine pipe laying tensioner, which belongs the technical field of pipeline laying. A height adjusting device of a marine laying pipe tensioner is characterized in that the adjusting device comprises a lifting framework, a lifting lead screw, a screw rod nut, guiding shafts, a guide bush, a lifting eye and a check ring, wherein the lifting lead screw and the guiding shafts are installed at the lifting framework; the lifting lead screw is provided with the lead screw nut which is linked with the lifting eye; the check ring is installed on the lifting eye; the lifting lead screw penetrates the check ring; and the guiding shafts penetrate the lifting eye. The height adjusting device of the marine laying pipe tensioner has the advantages of simple structure, reasonable arrangement, convenience in implementation and height adjustment, safety, reliability, strong bending strength of the lifting lead screw, long service life, and the like.