Assembled integral type vertical self-jacking device of hydraulic double-type crane tower

The utility model discloses an assembled integral type vertical self-jacking device of a hydraulic double-type crane tower, and belongs to the field of large-scale overweight hoisting equipment. The assembled integral type vertical self-jacking device of the hydraulic double-type crane tower comprises a flexible hinge assembly, wherein a base plate is arranged on the flexible hinge assembly, base supporting components, outer sleeve frames and hydraulic oil cylinders are arranged on the base plate, slippage conversion beams are arranged on the upper portions of the outer sleeve frames, and the assembled integral type vertical self-jacking device of the hydraulic double-type crane tower is characterized in that a tray is arranged on the hydraulic oil cylinder through a tray spandrel girder, the tray is provided with tower standard knots, working platforms are arranged on the two sides of the tray, the working platforms are of a frame structure composed of a profile steel rod piece and installed in a landing mode, and the height of working planes of the working platforms is the same as the height of the tray after the tray falls back. In the process of self-jacking process of the tower, the assembled integral type vertical self-jacking device can completely avoid generation of horizontal components, and the device can not cause any poor influences, such as deformation and displacement, on the tower.