Fecha de publicación: 23/08/2022 Fuente: WIPO "hemp" The utility model discloses a pile foundation sampling on-site monitoring system, which belongs to the field of building monitoring and comprises a mounting seat, a monitor body is arranged at the upper end of the mounting seat, a clamping groove is formed in the center of the upper end of the mounting seat, a clamping rod is connected to the center of the lower end of the monitor body, the clamping rod is arranged in the clamping groove, and the clamping rod is matched with the clamping groove. A moving groove is formed in the side wall of one side of the clamping groove, a spring is connected to the inner groove bottom of the moving groove, a moving block is connected to the other end of the spring, a limiting rod is connected to the end, away from the spring, of the moving block, a limiting hole is formed in the rod wall of the clamping rod, and the end, away from the spring, of the limiting rod penetrates through the limiting hole. The defects in the prior art are overcome, the monitor is conveniently mounted and dismounted through mutual cooperation of the mounting base, the monitor body, the clamping groove, the clamping rod, the moving groove, the spring, the moving block, the limiting rod, the limiting hole, the through hole, the hemp rope, the pulling block and other structures, operation is easy and convenient, time is saved, and the working efficiency is improved.