Transmission tower foundation leveling device

The invention provides a power transmission tower foundation leveling device, which belongs to the technical field of power transmission towers, and comprises a power transmission tower leveling foundation, a hydraulic adjusting system, a leveling cushion block and a bearing base, comprising four horizontally fixed inner ring cross beams, four horizontally fixed outer ring cross beams and four vertically fixed modulation bases, the number of the hydraulic adjusting systems is eight. Each hydraulic adjusting system comprises an upper hydraulic cylinder base, an upper cross universal joint, a hydraulic cylinder, a lower cross universal joint and a lower hydraulic cylinder base from top to bottom. The leveling cushion blocks are I-shaped, the number of the leveling cushion blocks is eight, every two leveling cushion blocks form a pair, the upper surfaces of each pair of leveling cushion blocks are fixedly connected with a modulation base of the leveling foundation of the transmission tower through bolts, and the