Indoor waterproof construction device

The utility model relates to the technical field of waterproof construction devices, and discloses an indoor waterproof construction device which solves the problems that a stirring rod and a scraping plate of an existing waterproof construction device are difficult to clean, the cleaning difficulty of operators is increased, and the working efficiency is reduced. A first shaft seat is fixedly mounted at the bottom in the first mounting groove, a connecting pipe is rotatably mounted in the first shaft seat, a stirring barrel is fixedly mounted at the top of the connecting pipe, a top cover is movably mounted at the top of the stirring barrel, flushing transmission assemblies are arranged on the two sides of the top of the supporting table, and a placement barrel is fixedly mounted on the surface of the stirring barrel; a spray gun is movably mounted in the placement barrel, a mixing and stirring assembly is arranged in the supporting table and the stirring barrel, and an outer gear ring is fixedly mounted on