Novel liftable external hanging rack

The invention discloses a novel liftable external hanging frame, and relates to the technical field of fabricated building construction. The novel liftable external hanging rack comprises a lifting device, a scaffold board, a vertical rod group, an external vertical net, a diagonal draw bar, a guide rail and a wall-attached support. The lifting device is composed of a lifting seat, a worm elevator and a hanging seat, the lifting seat is installed at the bottom of the guide rail, a base of the worm elevator is installed on the lifting seat, the upper end of a worm of the worm elevator is connected with the hanging seat through a high-strength bolt, and the hanging seat is installed on the first wall-attached support; the scaffold board is respectively connected with the vertical rod group and the guide rail through bolts; each vertical rod set is composed of a vertical rod set lower section and a vertical rod set upper section, the vertical rod set upper sections and the vertical rod set lower sections are con