Fixing device for construction engineering pile foundation detection

The utility model discloses a constructional engineering pile foundation detection fixing device, and relates to the technical field of constructional engineering equipment. The detection device comprises a fixed block, a supporting side plate, an extrusion spring and a detection device body, the fixed block comprises a sliding groove, a sliding column is slidably installed in the sliding groove, the fixed block is in threaded connection with a set of rotating rods, an inner notch and an inner sliding groove are formed in the fixed block, a supporting rod is slidably installed in the inner sliding groove, and a screw is rotationally connected in the inner notch. The peripheral side surface of the screw rod is in threaded connection with a screw cylinder and is fixedly provided with first conical teeth, the surface of the screw cylinder is provided with a sliding groove opening, the inner end of the rotating rod is fixedly provided with second conical teeth, the sliding column and the detection device body are