Adjustable cantilever operation platform

An adjustable overhanging operation platform is arranged between an upper-layer floor bearing plate and a lower-layer floor bearing plate and comprises an overturn-preventing stand column and at least two horizontal overhanging rods arranged on the overturn-preventing stand column, one ends of the horizontal overhanging rods are fixed to the overturn-preventing stand column, the other ends of the horizontal overhanging rods are overhung outside a building, and the overhanging operation platform is arranged at the ends overhung outside the building. The overhanging operation platform comprises a connecting rod arranged between the horizontal overhanging rods and handrails arranged on the horizontal overhanging rods. The horizontal cantilever rod is connected with the overturn-preventing stand column through lower horizontal round steel, the two ends of the lower horizontal round steel penetrate through the horizontal cantilever rod and the overturn-preventing stand column respectively and then are connected th