Plugging structure for reserved hole of building concrete shear wall

The utility model relates to the technical field of building construction, in particular to a plugging structure for a reserved hole of a building concrete shear wall. The filling device comprises filling device bodies arranged on the two sides of a reserved hole in the shear wall. The filling device comprises a filling cavity and a fixing plate, wherein the filling cavity is composed of two sideplates, a rear plate and a bottom plate, and the fixing plate is arranged below the bottom plate and used for fixing the filling cavity to the shear wall. the top of the filler cavity is opened to form a filler opening for adding fine aggregate concrete into the reserved hole; the cutting plate is used for cutting the fine aggregate concrete extending out of the reserved hole to be flat, cutting grooves used for inserting the cutting plate to cut the fine aggregate concrete are correspondingly formed in the two side plates, and the fixing plate is fixed to the shear wall through split bolts. The shear wall is simple i