Shallow buried type ground column movement

The utility model relates to the technical field of lifting ground columns, in particular to a shallow buried type ground column machine core which comprises a foundation box, a column body and a hydraulic unit, an oil path block is arranged at the bottom of the foundation box, an overflow valve and a one-way valve are arranged on the side edge of the oil path block, the column body is arranged on the central axis of the foundation box, and a mounting plate is arranged at the top of the foundation box. A through hole is formed in the center of the mounting plate, and the column body penetrates through the through hole and extends out of the foundation box; the hydraulic unit comprises an oil cylinder assembly and a motor pump assembly, the oil cylinder assembly is arranged in the column body, the motor pump assembly is arranged on one side of the column body in the foundation box, and a self-made energy accumulator is further arranged on the other side of the column body in the foundation box. According to th