Settling tank floating oil collecting device

A settling tank floating oil collecting device comprises a settling tank. A main oil conveying pipe is arranged in the settling tank and connected with a rotating connector, the other end of the rotating connector is connected with a vertical pipe, the vertical pipe is connected with a tee, other two ends of the tee are respectively connected with two symmetric oil conveying pipes, the upper ends of the two oil conveying pipes are provided with oil collecting discs, the oil collecting discs are connected with a floater with a heat tracing layer through a soft sleeve, the heat tracing layer is connected with a heat tracing wire on the oil collecting discs, the heat tracing wire is wound around the oil conveying pipes, the heat tracing wire on the oil conveying pipes is connected with the position of a heat tracing wire re-rotation connector on the main oil conveying pipe through a rubber hose, and a water inlet of the end of the heat tracing wire is located outside a side wall of the settling tank. The settlin