Novel ventilation hole rotor groove type structure

The utility model discloses a novel ventilation hole rotor groove type structure, which comprises a rotor body (1), a shaft hole (2) is arranged in the middle of the rotor body (1), a plurality of groups of circular ventilation holes (3) which are uniformly distributed along the linear direction are arranged outside the shaft hole (2), waist-shaped ventilation holes (4) are arranged among the circular ventilation holes (3), and inclined grooves (10) are arranged at the edge of the rotor body (1). The inclined groove (10) comprises two symmetrically-arranged open grooves (5), and evenly-distributed closed grooves (6) are formed between the open grooves (5). The LED lamp is convenient to process and good in heat dissipation effect. 本实用新型公开了一种新型通风孔转子槽型结构，包括转子本体(1)，所述的转子本体(1)中部设有轴孔(2)，轴孔(2)外设有多组沿直线方向均匀分布的圆形通风孔(3)，圆形通风孔(3)间设有腰形通风孔(4)，转子本体(1)边缘处设有斜槽(10)，斜槽(10)包括两个对称设置的开口槽(5)，开口槽(5)间设有均匀分布的闭口槽(6)。它加工方便，并且散热效果好。