Adjustable fixing structure for construction engineering foundation pile detection

The utility model discloses an adjustable fixing structure for constructional engineering foundation pile detection, and relates to the technical field of constructional engineering foundation pile detection, in particular to an adjustable fixing structure for constructional engineering foundation pile detection, which comprises a jack and a foundation pile, a sliding plate is arranged at the top of the foundation pile, and the jack is arranged at the top of the sliding plate. The outer side of the sliding plate is movably connected with a fixed base body, the top end of the inner side of the fixed base body makes contact with the outer side of the jack, four pushing columns are movably connected into the fixed base body, and four limiting plates corresponding to the pushing columns are movably connected into the fixed base body. According to the adjustable fixing structure for construction engineering foundation pile detection, under pushing of an electric push rod, a lower pressing plate can drive a pushing