Suspended derrick derrick type upside-down lifting system

The utility model discloses a suspension derrick derrick type upside-down lifting system which comprises a base, a derrick, a lifting device and a limiting waist ring, the derrick is of a detachable assembled structure, the lower end of the derrick is detachably connected with the base, the lifting device comprises a power device and a lifting frame, the lifting frame and the base are arranged on the lower portion of an inner cavity of the derrick in parallel, and the lifting frame clamps a derrick. The power device provides reciprocating power for the lifting frame to lift the derrick, the limiting waist ring is horizontally fixed to the top of an inner cavity of the derrick, and the lifting stability of the derrick is guaranteed. The hoisting frame is designed into a derrick with a compact structure, the size of an inner cavity of the hoisting frame is only slightly larger than the plane size of a holding pole, modular factory manufacturing can be carried out, the weight of a single module can be controlled