Industry fan anticreep damping device

The utility model relates to an industry fan anticreep damping device, it includes blade, pivot and the shell above it, the cover is equipped with upper fixed ring, support ring, lower fixing ring onthe shell, between support ring top surface and the upper fixed ring, inlay between support ring bottom surface and the lower fixing ring and be equipped with the ball, there is a buffer in position that the lateral surface and the blade of support ring correspond through first articulated elements is articulated, buffer includes sealed cylinder, buffer rod, the buffer rod other end is articulatedwith the top surface of blade, upper fixed ring's top surface, lower fixing ring's bottom surface are carried on adjustable fixedly with the shell through L shape mounting respectively, the blade ishaving upper adjusting plate with the position welding of buffer rod articulated, upper adjusting plate is provided with along blade direction's T shape track, buffer rod through the second articulated elements articulated have