Wall hole sleeve structure

The utility model discloses a wall hole sleeve structure which comprises a sleeve body, and the two ends of the sleeve body are open. A threading channel for a pipeline to pass through is formed in the inner side of the sleeve main body; the sleeve body is provided with a plurality of elastic clamps, and the elastic clamps protrude out of the outer surface of the sleeve body. According to the wall surface hole casing pipe structure, the inner wall of the casing pipe body is flat and smooth, a pipeline and a wrapped heat preservation layer can smoothly penetrate through the casing pipe body, the heat preservation layer wrapping the outer side of the pipeline body can make good contact with the inner wall of the casing pipe body, and the sealing effect is reliable; the foam gasket is installed between the end face of the sleeve body and the wall face, the sleeve body, the foam gasket and the wall face form the outer side seal of the sleeve body, the sleeve body, the pipeline heat preservation layer and the pipe