Well cementation rubber plug

The utility model provides a well cementation rubber plug, which consists of a top leather cup, a scraping wing, a body and a framework material, wherein the framework material is in a shape like a Chinese character 'tu', the body is covered at the outer side of the framework material, the scraping wing is fixed at the outer side of the body, the lower part of the scarping wing adopts a large-angle design, the top of the body is the top leather cup which is tightly matched with the outer wall of a sleeve pipe, slurry liquid in the sleeve pipe can be conveniently and cleanly cleaned when the well cementation operation is completed, and the structure is simple.