Metal twist lock puller structure

The utility model discloses a pull head structure of a metal twist lock. The pull head structure comprises a pull head main body, an elastic piece, an elastic piece and a torsion piece, the elastic piece is provided with a jacking end and a needle locking end, the jacking end of the elastic piece is arranged above the end part of the elastic piece and is jacked by the elastic piece, and the upper plate is provided with a needle penetrating opening for the needle locking end to penetrate downwards; a riveting structure is arranged on the periphery of the torsion part, the puller body is provided with an anti-falling edge, the riveting structure is bent to be movably connected to the anti-falling edge in a hooked mode, and then the torsion part is movably connected to the upper plate; the torsion piece comprises an operation cover, a conversion protruding block and a torsion spring, the conversion protruding block protruding downwards is arranged at the bottom of the operation cover, the torsion spring is arran