Detachable lightning arrester

The utility model relates to the technical field of lightning arresters, and discloses a detachable lightning arrester which comprises a lightning arrester body, a base is arranged at the bottom of the lightning arrester body, a through hole is formed in the surface of the base, an annular cavity is formed in the base, and a through hole is formed in the annular cavity. The detachable lightning arrester comprises a base, an annular cavity is formed in the base, a limiting assembly and a linkage assembly are arranged in the annular cavity of the base and on the surface of the annular cavity of the base, a sliding groove is formed in the bottom of the inner wall of the annular cavity of the base, the limiting assembly comprises an arc-shaped connecting block, and the arc-shaped connecting block is slidably connected to the inner wall of the sliding groove of the annular cavity of the base. When the lightning arrester body needs to be overhauled or replaced, a worker can rotate the lightning arrester body at the