Multi-port power electronic transformer

The utility model belongs to the technical field of sub-transformers, and particularly discloses a multi-port power electronic transformer which is characterized in that a connecting plate is fixedly welded to the bottom of a transformer equipment body, limiting grooves are formed in the inner sides of the two ends of the connecting plate, and bearing plates are symmetrically arranged at the bottom of the connecting plate; a first height adjusting block is fixedly arranged at the bottom, located on the outer side of the first semicircular groove, of the bearing plate, and an arc-shaped reinforcing metal plate is fixedly arranged at one end of the first height adjusting block; the bearing plate is installed on the outer side of the telegraph pole through the bolts made of the tungsten steel, the arc-shaped reinforcing plate is installed on the outer side of the telegraph pole in a reinforcing mode through the bolts made of the tungsten steel, and therefore secondary reinforcing can be conducted on the bearing