Three-phase electric meter plug-in

The utility model relates to the technical field of power equipment maintenance, in particular to a three-phase electric meter plug-in. Provided is a three-phase electric meter plug-in. The device comprises a plug, a base and an electric energy meter arranged on the base, wherein the plug comprises a conductive column and a first binding post, the bottom surface of the conductive column is arranged on the first binding post, one vertical side surface and the top surface of the conductive column are of cambered surface structures, the conductive column is configured to be inserted into an electric energy meter, the first binding post is arranged on the base, and the first binding post is connected with a connecting wire connected with a power supply. By arranging the conductive column structure, the sectional area of the conductive column is increased, so that the contact area of the conductive column and the electric energy meter is increased, the conduction of the conductive column and the electric energy me