Fan with dust filtering mechanism

The utility model discloses a fan with a dust filtering mechanism, and relates to the technical field of fans, the fan comprises a protective cover, the side edge of the protective cover abuts against a covering plate, the inner wall of the covering plate is provided with a filtering plate, the top end of the protective cover is connected with a connecting plate through a bolt, and the connecting plate is of an L-shaped structure. The side, close to the covering plate, of the connecting plate is connected with a fixing shaft. Through the arrangement of the connecting block and the limiting mechanism, when a worker needs to overhaul parts in the protective cover, the worker only needs to pull a pulling block to pull out a first inserting rod from the interior of the protective cover and then rotate a covering plate to open an overhaul opening, the whole operation process is convenient and fast, and the working efficiency is improved. And a fixing shaft and a limiting sleeve are arranged, after the device is us