Dismantling device for lower end cover of guide vane of mixed-flow water turbine

The utility model discloses a mixed-flow water turbine guide vane lower end cover dismantling device which comprises a dismantling assembly which comprises a connecting piece, a flange plate and a heavy punch which are arranged on the outer side of the connecting piece, and a guide piece arranged on the top of the heavy punch. The grabbing assembly comprises a mounting piece arranged on the outer side of the heavy hammer, a grabbing piece arranged in an inner cavity of the mounting piece, an anti-skid piece arranged on the outer side of the grabbing piece, a fixing piece arranged in an inner cavity of the grabbing piece, a reinforcing piece and a stabilizing piece, and the reinforcing piece and the stabilizing piece are arranged on the outer side of the mounting piece. According to the device, by arranging the dismounting assembly and the grabbing assembly, manpower and time are saved, the lower end cover cannot be inclined and clamped, the lower end cover is very easy to dismount, the working time for replac