Reinforcing device for connecting end of offshore oil pipe

The utility model relates to the technical field of pipeline reinforcement, in particular to an offshore oil pipe connecting end reinforcing device which comprises two pipelines, connecting plates are connected to the outer portions of the two pipelines and connected through a plurality of connecting bolts, and the outer wall of each pipeline is connected with a mounting seat through a plurality of fixing bolts. Reinforcing assemblies used for reinforcing the connecting bolts are arranged outside the connecting bolts and comprise fixing plates, the ends, close to the mounting bases, of the fixing plates are fixedly connected with the outer wall of the mounting base located on the right side, and the inner walls of the fixing plates are fixedly connected with two supporting columns; the other end of each supporting column is fixedly connected with the outer wall of the mounting base located on the left side, a fixing base is fixedly connected to the inner wall of the fixing plate, a fixing groove is formed in