Multi-curve superposition special-shaped steel arch tower bridge mounting device and mounting method

The invention provides a multi-curve superposition special-shaped steel arch tower bridge mounting device and a mounting method. The multi-curve superposition special-shaped steel arch tower bridge mounting device comprises a mounting base, a top plate is fixedly mounted at the top end of the mounting base, a placement pad is fixedly mounted in the center of the top end of the top plate, and a protection plate is fixedly mounted in the center of the upper surface of the placement pad; rotating wheels are rotationally connected to the two sides of the bottom end of the mounting base through rotating shafts, auxiliary wheels are symmetrically arranged on the two sides of the two rotating wheels, the auxiliary wheels are connected with the lower surface of the mounting base in a matched mode, and connecting mechanisms are connected to the two ends of the mounting base in a clamped mode. The multi-curve superposition special-shaped steel arch tower bridge installation device and method have the advantages that th