Lifting fixture for vertical hollow component

The utility model discloses a lifting fixture for a vertical hollow component. The lifting fixture comprises a lifting cylinder, a sling, an operating rod and a clamping mechanism, the operating rod is located above the hanging barrel and connected with the top of the hanging barrel through a sling. And the clamping mechanism comprises a core hammer and more than two clamping blocks which are positioned in the hanging barrel, and an automatic clamping mechanism connected between the operating rod and the core hammer. The upper part of the core hammer is a cone, the bottom of the hanging cylinder is provided with an anti-falling cross beam, and the side wall of the hanging cylinder is provided with radial openings which are uniformly distributed. The clamping block is clamped on the radial opening, and the rear end of the clamping block is supported on the inclined face of the cone of the core hammer. The overall structure is simple, using is convenient, automatic clamping and automatic loosening of the clamp