Upper positioning device for transformer body

The utility model relates to an upper positioning device for a transformer body, in particular to an upper positioning structure for a bell jar type transformer and belongs to the technical field of transformers. The utility model adopts the following technical scheme: the upper positioning device comprises a flange welding device (1), an insulation paperboard (2), an insulation cushion block (3), an iron core supporting plate (4), a transformer box cover (5) and a rectangular limit plate (6), wherein the welding device (1) is fixed on and matched with the transformer box cover (5); the rectangular limit plate (6) is fixed on the iron core supporting plate (4); the insulation paperboard (2) and the insulation cushion block (3) are placed on the outer side of the rectangular limit board (6) and between the transformer box cover (5) and the iron core supporting plate (4). The upper positioning device for the transformer body has the benefits as follows: limiting is performed between the transformer box cover an