Automatic solid main shaft structure of staircase

The utility model provides an automatic solid main shaft structure of staircase, including solid main shaft, chain wheel structure and bearing structure, bearing structure symmetry respectively sets up in the both ends of solid main shaft, and chain wheel structure includes that driving sprocket and big sprocket, big sprocket symmetry respectively set up in the both ends of solid main shaft, driving sprocket and big sprocket fixed connection, technical scheme more than adopting through adopting solid main shaft with automatic escalator main shaft system, compares than before, and simple process, cost are lower, simple to operate and can noise abatement, in addition, can conveniently add automatic oiling system through the automatic solid main shaft structure of staircase who adopts utilitymodel to provide, this systematic distribution is at the position that is connected with the truss support board, can be at any time carries out the oiling according to main shaft system needs. 本实用新型提供种自动扶梯实心主轴结构，包括实心主轴、链轮结构