Explosion-proof transformer shell

The utility model provides an anti-explosion transformer shell, and belongs to the technical field of transformer explosion prevention, a plurality of cooling fins are evenly installed on the outer side wall of the anti-explosion transformer shell, a pressure release valve communicated with an inner cavity of the transformer shell is arranged at the upper end of the transformer shell, and the pressure release valve comprises a pressure release pipe, a fixing sleeve, a sliding plate, a longitudinal spring and a pressure release assembly. A pressure relief hole is formed in the middle of the top wall of the pressure relief pipe; a circular ring is fixedly mounted on the inner top wall of the pressure relief pipe; the fixing sleeve is fixedly installed on the inner wall of the pressure relief pipe, the sliding plate is slidably connected to the fixing sleeve, and the longitudinal spring is arranged between the top wall of the pressure relief pipe and the sliding plate. The pressure relief assembly comprises four