Water pump impeller with flow guiding performance

The utility model discloses a water pump impeller with diversion, which relates to the field of water pump impellers and comprises a shaft sleeve, a plurality of groups of blades are arranged on the outer side of the shaft sleeve, wing plates are arranged at one ends, extending into the shaft sleeve, of the blades, a bottom fixing disc is arranged at the bottom of the shaft sleeve, and a top cover is arranged at the top of the shaft sleeve. A fixing shaft is arranged at the bottom of the top cover, and a connecting shaft matched with the bottom fixing disc is arranged at the bottom of the fixing shaft. After local blades are damaged, thread fixation between the bottom fixing disc and the connecting shaft can be relieved by simultaneously screwing the bottom fixing disc and the top cover through a tool, after the thread fixation is relieved, the fixing shaft is pulled out, the bottom fixing disc is moved away, meanwhile, the pushing disc resets and extends out under the action of the spring, and the limiting s