Indoor automatic dust removal spraying device for building construction

The utility model relates to the technical field of dust removal devices, and discloses a building construction indoor automatic dust removal spraying device which comprises a bottom plate, supporting columns are fixedly connected to the four corners of the top of the bottom plate, a containing plate is fixedly connected to the tops of the supporting columns, and an electric telescopic rod is fixedly connected to the middle of the top end of the containing plate. A mounting box is fixedly connected to the top of the electric telescopic rod, a mounting column is fixedly connected to the top of the mounting box, a threaded rod is rotatably connected to the middle of the top end of the mounting column, a moving block is in threaded connection to the outside of the threaded rod, and push-pull rods are rotatably connected to the left side and the right side of the moving block. According to the device, the spraying height is adjusted, the spraying height can be adjusted according to the height of a room, the use l