The utility model relates to a novel wind power generation device includes: support the base, open fan formula blade, shang guquan, universal driving shaft, generator, voltage stabilizing circuit and energy memory, the support base passes through fixed connection's mode and is connected with division fan formula blade one end, open the fan formula blade other end and the last fixed connection that encloses admittedly, the support base passes through the universal driving shaft and is connected with the generator rotation, generator and voltage stabilizing circuit fixed connection, voltage stabilizing circuit's outlet terminal and energy memory input terminal connection. The utility model discloses every blade of this device has the same streamlined contour, utilizes wind -force in the at utmost, and it is effectual to gather wind, not the gyration resistance.