Multifunctional connecting piece

The utility model relates to the technical field of power distribution equipment components, in particular to a multifunctional connecting piece. According to the technical scheme, the connecting structure comprises a cuboid-shaped main body installation matching plate, and first matching connecting plates which are integrally formed and are symmetrical in the front-back direction are arranged at the front position and the rear position of the upper end of the main body installation matching plate respectively. A transition connecting supporting plate facing the upper portion of the outer side in the front-back direction is arranged at the upper end of each first matched connecting plate, a second matched connecting plate which is integrally formed and vertically upward is arranged at the upper end of each transition connecting supporting plate, and a first combined mounting groove is formed between the front first matched connecting plate and the rear first matched connecting plate. And a second combined mou