The invention relates to an electric energy meter connecting seat large current butt joint mechanism. The electric energy meter connecting seat large current butt joint mechanism comprises a propulsion mechanism and electric energy meter connecting seats, wherein the propelling mechanism is provided with large current contact elastic pieces, and the electric energy meter connecting seats are provided with meter connecting seat contact copper sheets; the large current contact elastic pieces each include a fitting part and a fixing part integrally formed with the fitting part, the fitting partsare each provided with a rectangular groove, and a first mounting hole, a second mounting hole and a third mounting hole are formed in the surface of each fixing part in parallel; the meter connectingseat contact copper sheets each include a protruding piece, one side of each protruding piece is integrally connected with a mounting protruding lug perpendicular to the protruding piece, the mounting protruding lugs are each provided with a fourth mounting hole, and the other side of each protruding piece is integrated connected with a mounting block, and the mounting blocks are each provided with a fifth mounting hole; and the meter connecting seat contact copper sheets are disposed to be inserted into the rectangular grooves of the large current contact elastic pieces in a matched mode. The electric energy meter connecting seat large current butt joint mechanism can realize the quick butt joint and separation of the meter connecting seats and realize the large current butt joint of themeter connecting seats, facilitates replacement of the meter connecting seats, and has high verification efficiency.