The invention discloses an operating apparatus of a drop-out fuse. The operating apparatus comprises a movable insulating operation platform and a guard bar; a vertical rod is arranged on the guard bar; a connecting rod is arranged on the top of the vertical rod; the connecting rod and the vertical rod are connected through a first universal joint; a sliding groove is formed in one side of the connecting rod; a sliding block which moves along the sliding groove is arranged in the sliding groove; the sliding block is connected with an operating body through a second universal joint; a rectangular tool accommodating box is arranged on the guard bar; an opening is formed in one side of the rectangular box; the opening is covered through a sliding cover; the vertical rod is a telescopic rod; and an adjustment rod which is arranged perpendicular to the vertical rod is arranged at the bottom. The operating apparatus is safe and reliable and accurate in positioning.