Safety isolation protective cover for terminal block

The utility model discloses a safety isolation protective cover for a terminal block, which comprises a groove-shaped protective plate, buckles and a signboard, wherein the groove of the protective plate is in an arc shape, and the opening parts of the groove of the two ends of the protective plate are provided with the buckles matched with the terminal block, and the buckles are of extending pieces of the arc and bend inwards; and the signboard for warning is arranged on the front side of the protective plate. The utility model is suitable for insulating charged terminals related to the safety of operating equipment when insulation relaying protective equipment is overhauled in power industry, has visual and eye-catching effect to effectively prevent accidents caused by the mistouching or misoperation of on-site staff in the implementing process, has simple operation, stability, reliability, and difficult fall-off, and can achieve uniform, standard, canonical operation.