Belt pulley fan leaf fixed disc

The utility model relates to a fan leaf fixed disc of a belt pulley, which belongs to the technical field of ventilating equipment, and comprises an iron belt pulley, and an iron fan leaf fixed disc is fixedly connected on the iron belt pulley. The iron fan leaf fixed disc comprises a ring-shaped connecting disc, and a plurality of blades of the fan leaf fixed disc are arranged on the periphery of the connecting disc, and a fan leaf mounting hole which is stamped to form in one time is arranged on the blades of the fan leaf fixed disc. A supporting shoe is arranged between the belt pulley and the blades of the fan leaf fixed disc, both ends of the supporting shoe are respectively welded with the belt pulley and the blades of the fan leaf fixed disc, the arrangement of the iron fan leaf fixed disc and the iron belt pulley lowers production cost, and improves the toughness of the fan leaf fixed disc of a belt pulley. The fan leaf mounting hole is stamped to shape in one time, which improves the production effic