Free-of-cooler-type full circle swinging steering oar device

The utility model provides a free-of-cooler-type full circle swinging steering oar device. A power input shaft is arranged inside an upper portion shell body of the free-of-cooler-type full circle swinging steering oar device and supported and located through a bearing group. The power input shaft is sequentially connected with an upper speed reducing gear set, a power driving vertical shaft, a lower speed reducing gear set and a propeller shaft in driving mode. A lubricating oil pipe is arranged inside the upper portion shell body, one end of the lubricating oil pipe is connected with a lubricating oil pump, the other end of the lubricating oil pipe is connected with an outlet of a lubricating oil suction pipe, and an suction inlet of the lubricating oil suction pipe is arranged at the bottom of a lower portion shell body. The free-of-cooler-type full circle swinging steering oar device has the advantages that a lubricating oil cooler in a steering oar lubrication system is removed, so that a steering oar st