Air inlet cover of range hood

The utility model relates to a range hood air inlet cover which comprises a range hood air inlet cover, one side of the range hood air inlet cover is fixedly connected with a fixing frame through a plurality of fastening bolts, one side of the top of the fixing frame is provided with a through hole, the interior of the through hole is connected with a sealing mechanism in a clamped mode, and the other side of the top of the fixing frame is provided with an installation mechanism. Through a mounting rod, a T-shaped sliding block, a fixing plate and a cleaning cotton strip, if the interior and the exterior of the air inlet cover need to be cleaned after the air inlet cover is used for a long time, a sealing plate and a plug pin are pulled out, a user holds a handle with a hand and pulls the mounting rod downwards, so that the T-shaped sliding block slides in the vertical direction of a T-shaped sliding groove, and then the air inlet cover is cleaned. And then the connecting rod and the fixing plate are driven t