Bolt anti-corrosion device for electric iron tower

The utility model discloses a bolt anti-corrosion device for an electric iron tower. Including a housing, a through hole is formed in the center of the bottom of the shell; an annular rubber pad is fixedly connected to the bottom of the shell at the periphery of the through hole; the upper end of the shell is rotationally connected with a cover body; a torsional spring is arranged between the bottom of the cover body and the inner wall of the shell; a mounting groove is formed in the side wall of the left end of the cover body; and a sliding block is slidably connected into the mounting groove, a spring is fixedly connected between the right end of the sliding block and the inner wall of the mounting groove, a clamping block is fixedly connected to the end, away from the spring, of the sliding block, a clamping groove used in cooperation with the clamping block is correspondingly formed in the inner side wall of the shell, and a cover opening mechanism is further arranged in the clamping groove. The bolt can