Forced lubrication multi-stage section type water feeding pump

The utility model provides a forced lubrication multi-stage section type water feeding pump, and relates to the technical field of machine manufacturing. The rotor structure comprises a pump shaft, an impeller and a balance disc, a suction section and a discharge section are arranged on the pump shaft, a guide vane structure is arranged between the suction section and the discharge section, the guide vane structure comprises a first-stage guide vane, a guide vane and a discharge section guide vane, a dynamic balance disc is arranged at the left end of the pump shaft, and a thrust bearing disc is arranged at the right end of the pump shaft. According to the utility model, all pressure-bearing parts adopt forge piece structures, the hydraulic efficiency is high, the pressure-bearing performance is very good, the metal mechanical performance is better than that of casting pieces, the defects of the casting pieces are overcome, the forge piece structures are adopted, the safe operation performance of the pump is