Friction plate waist ring device

The utility model discloses a waist ring device. The door-shaped waist ring comprises two door-shaped waist ring half frames which are connected with each other, each waist ring half frame comprises awaist ring half frame body, a friction plate bottom plate, a friction plate and a wire pulling plate, the portions, on the inner sides of two corners of each waist ring half frame body, of a frame body are each fixedly provided with one friction plate bottom plate, and the friction plates are movably connected and fixed to the friction plate bottom plates; the wire pulling plate is fixed to the waist ring semi-frame body and provided with a wire penetrating hole for a steel wire rope to penetrate through. The friction plate is used for replacing an original idler wheel assembly and is more economical and practical, cost is reduced, the friction plate is made of novel synthetic materials, and it is guaranteed that the electric power iron tower stably ascends in the jacking process. The waist ring device is conveni