Ocean platform fixed type blowout preventer lifting device

The invention discloses an ocean platform fixed type blowout preventer lifting device, and relates to the technical field of ocean platforms, the ocean platform fixed type blowout preventer lifting device comprises a lifting main body and a lifting auxiliary mechanism, the lifting device is installed on the periphery of an annular blowout preventer on the top of a blowout preventer group, and the lifting device meets the requirements of a platform with a hydraulic cantilever hydraulic cylinder lifting blowout preventer system. Therefore, the blowout preventer system of the ocean platform is more standard and safer to install and hoist on the platform. The lifting device main bearing plate is connected with the annular blowout preventer bearing step face to face, and the bearing area is large; the lifting plate is lifted through the hydraulic cantilever oil cylinder, and the lifting process is stable. According to the ocean platform fixed type blowout preventer lifting device, lifting and moving of an ocean pl