Sleeve mold for reserved hole in building construction

The utility model discloses a sleeve mould for a reserved hole in building construction, which relates to the technical field of building construction and comprises a sleeve body corresponding to the reserved hole, a leather sheath is sleeved on the outer side of the sleeve body, an end cover is arranged at the top of the sleeve body, and a baffle is arranged at the bottom of the sleeve body. An end cover through hole is formed in the center of the end cover, a baffle through hole is formed in the center of the baffle, a self-drilling self-tapping screw is arranged in the sleeve body and penetrates through the end cover through hole and the baffle through hole, the position, located on the outer side of the end cover, of the self-drilling self-tapping screw is sleeved with a gasket, and the position, located on the inner side of the end cover, of the self-drilling self-tapping screw is connected with a nut in a screwed mode. The sleeve mold is stable, reliable, easy to operate, capable of being rapidly instal