Take industry fan of shock attenuation flabellum

The utility model discloses a take industry fan of shock attenuation flabellum, reach around a plurality of shock attenuation flabellums of basal portion outer peripheral face setting including the basal portion, the basal portion surface is equipped with a plurality of fan -shaped mounting grooves along circumference, fan -shaped mounting groove is located triangle department and is equipped with fixed screw, the shock attenuation flabellum includes fan -shaped fixing base and flabellum, fan -shaped fixing base cooperatees with fan -shaped mounting groove, correspondingly is located triangle department and is equipped with fixing hole, be equipped with in the middle part of being located to support the cover, support the cover was connected with the shock structure through damping spring one end, the tip that the basal portion was kept away from through shock -absorbing rod and flabellum to the other end of shock structure is connected. The utility model discloses a damping spring's damping action, the effectual vibration amplitude who reduces the flabellum, in a lot of reversal loading who makes the flabellum receive was in fatigue strength's the limit always, the effectual bending that prevents the flabellum permanence improved flabellum life greatly, made the flabellum can adapt to long -time work and rotate at a high speed.