Convenient and liftable aeration disc

The utility model discloses a convenient and liftable aeration disc which comprises a fixed frame and a fixed block, the top of the fixed frame is connected with an aeration pipe, one side of the aeration pipe is connected with an air inlet pipe, and the fixed block is arranged at the top of the fixed frame; the aeration pipe is fixed on one side of the fixed block through an arc groove matched with the aeration pipe in size, and a clamping block is arranged on the other side of the aeration pipe; the convenient and liftable aeration disc has the beneficial effects that in the use process of the whole device, the clamping blocks can be pulled towards one side of the fixing frame by the pull rods, so that the clamping blocks move through mutual cooperation between the sliding grooves and the sliding blocks, at the moment, an aeration pipe is placed between the fixing frame and the fixing blocks through the arc-shaped grooves, and at the moment, the pull rods are loosened; when the aeration disc is lifted, the