European standard digital modeling socket

The utility model discloses a European standard digital modeling socket which comprises a socket body, the top of the socket body is provided with a concave cavity used for being connected with a plug, the side portion of the concave cavity is provided with at least one set of limiting structure, the limiting structure is composed of two convex walls which are in mirror symmetry, and a limiting gap is arranged between the two convex walls. A positioning slot is formed in the top of the convex wall; a limiting block is arranged on the same side of the plug and the limiting structure, positioning columns which are of L-shaped structures and extend downwards are arranged on the two sides of the limiting block, and the limiting block can be clamped in the limiting gap in a sliding mode. According to the utility model, three-point limiting cooperation is carried out through the limiting gap and the positioning slots arranged at the two sides of the limiting gap, so that compared with cooperation of a plug through