Fixing structure of transformer box wall magnetic shield

The utility model relates to a transformer accessory, and in particular relates to a fixing structure of a transformer box wall magnetic shield. The fixing structure is characterized by comprising a magnetic shield clamping component and a noise reduction rubber mat, wherein the magnetic shield clamping component is provided with a rectangular frame structure, uniformly-arrayed fixed blocks are fixedly arranged on the outer sides of two side frames, and through holes are formed in the fixed blocks; the noise reduction rubber mat is connected between left and right frames of the magnetic shield clamping component; screw rods which are vertically welded on a transformer box wall penetrate through the through holes in the fixed blocks, metal shielding caps cover the tail end of the screw rod and the periphery of a screw nut, and a spring washer and a flat washer are arranged between the fixed blocks and the screw nut. The fixing structure disclosed by the utility model has the beneficial effects of simplicity, convenience in operation, safety, reliability, cost conservation and functions of reducing the welding workload, improving the fixing stability of an oil tank magnetic shield and reducing the noises and loss of a transformer.