Roadbed pavement deflection detection device

The utility model provides a roadbed pavement deflection detection device. The roadbed pavement deflection detection device comprises a moving seat; the hydraulic cylinder is fixedly mounted at the top of the movable seat; the mounting seat is fixedly mounted on a telescopic shaft of the hydraulic cylinder; the through groove is formed in the outer wall of one side of the mounting seat; the two fixing plates are both fixedly mounted on the inner wall of the through groove; the rotating rod is rotationally mounted at the top of the mounting seat, and the bottom end of the rotating rod extends into the through groove; and the two connecting plates are slidably mounted on the inner walls of the two sides of the through groove, and the sides, away from each other, of the two connecting plates extend to one side of the mounting base correspondingly. The roadbed pavement deflection detection device provided by the utility model has the advantages of simplicity in operation, convenience in carrying and capability of