Marine power electrical transformer

The utility model discloses a power electrical transformer for a ship. The power electrical transformer comprises a transformer body, an electrical connector, a lime plate, a frame cover, a square frame, an aluminum pipe, an internal threaded pipe, a long screw rod, a connecting plate, a bottom plate, a micro water pump, a connecting hole and a bearing. The utility model has reasonable design, water resources around the ship can be fully utilized to cool the power electrical transformer which generates heat during operation; a frame cover is mounted at the top of a transformer body, and lime plates are mounted on the inner wall of the frame cover; and meanwhile, all the important electric connectors are covered, so that the effect of separating the electric connection position from the periphery of the interior of the ship is achieved, meanwhile, the lime plate can dry air around the electric connection position, the function of driving the transformer body to move up and down is achieved, and the transformer