Hot air stirring structure of tempering furnace

The hot air stirring structure comprises a motor, a transmission shaft, an outer shell, an inner groove, an inner shell, rotary blades, an inner bin, balls and an air stirring component, the transmission shaft is installed on the right end face of the motor, the air stirring component is installed on the right end face of the transmission shaft, the inner groove is formed in the inner side of the outer shell, and the balls are installed between the outer shell and the inner groove. The inner side of the inner groove is provided with an inner shell, the surface of the inner wall of the inner shell is provided with a rotary vane, and the inner side of the inner shell is provided with an inner bin. Compared with the prior art, the air stirring component has the following beneficial effects that the mechanical loss in the air stirring component can be reduced by using the balls and the bearings; and hot air in the inner bin can be spirally stirred. 本实用新型提供一种回火炉热风搅动结构，包括：电机、传动轴、外壳体、内槽、内壳体、旋叶、内仓、滚珠以及搅风部件，所述电机右端面安装有