Oil-immersed transformer

The utility model relates to the technical field of transformer instruments, in particular to an oil-immersed transformer which comprises a body and a plurality of heat dissipation blades arranged on the outer side wall of the body, a protective cover is detachably arranged on the outer side wall of the body, and the heat dissipation blades are all located in the protective cover. The transformer has the effect of reducing the damage of the heat dissipation blades caused by impact in the transportation process of the transformer. 本申请涉及一种油浸式变压器，涉及变压器器械技术的领域，其包括本体和设置于本体外侧壁的若干个散热叶片，本体的外侧壁可拆卸设置有保护罩，散热叶片均处于保护罩内。本申请具有减小变压器在运输的过程中散热叶片受到撞击而损坏的效果。