Iron core structure of converter transformer

The invention relates to the technical field of transformer manufacturing, in particular to a converter transformer iron core structure which is suitable for a 150Hz converter transformer, an iron core upper clamping piece is fixedly installed on the upper portion of each iron core silicon steel sheet, an iron core lower clamping piece is fixedly installed on the lower portion of each iron core silicon steel sheet, and a shock pad is placed between every two adjacent iron core silicon steel sheets. The iron core upper beam, the upper beam insulation and the upper beam insulation cushion block are fixedly arranged on the iron core upper clamping piece through the insulation screw rod and the insulation nut; the iron core side beam, the side beam insulation and the side beam insulation cushion block are fixedly arranged on the iron core upper clamping piece and the iron core lower clamping piece through the insulation screw rod and the insulation nut; and the iron core lower part foot pad, the foot pad insulato