Split skeleton transformer

The utility model discloses a split framework transformer which comprises a first coil winding and a second coil winding, the first coil winding and the second coil winding are connected through a first fixing piece, the first coil winding comprises a framework set, a coil and a first magnetic core arranged around the coil, the first magnetic core penetrates through the framework set and the coil, and the second magnetic core penetrates through the framework set and the coil. The coil is separated by the framework group, a plurality of copper sheets are arranged in the framework group, and the plurality of copper sheets are connected through a second fixing piece, the framework is of a split design, so that the effective sectional area of the copper sheets can be solved, the heat dissipation performance can be improved, the product manufacturing cost can be reduced, and the mechanical performance stability can be improved; the insulation protection effect is better, partition plate partitioning is simple and