Precast pile end-plate-free socket device

The utility model discloses a precast pile end-plate-free socket device which comprises a socket cylinder, a flat plate and a precast pile, the precast pile is hollow, a plurality of insertion holes are formed in the bottom end of the precast pile, a bottom column is fixed at the bottom end of the socket cylinder, a plurality of expansion rod structures corresponding to the insertion holes are arranged on the inner bottom wall of the socket cylinder, and the expansion rod structures are connected with the flat plate. And the plurality of expansion rod structures are respectively inserted into the plurality of insertion holes. According to the prefabricated pile fixing device, the inserting cylinder is arranged, the bottom column is arranged at the bottom end of the inserting cylinder and can be inserted into the ground, the expansion rod structures corresponding to the inserting holes of the prefabricated pile are arranged in the inserting cylinder, and the prefabricated pile can be pre-positioned and fixed a