Centralized arrangement type electric hydraulic power steering system for large-scale full-bearing passenger car

The invention relates to a centralized arrangement type electric hydraulic power steering system for a large-scale full-bearing passenger car. The centralized arrangement type electric hydraulic power steering system comprises a frame system, a steering pull rod system and a steering pipeline system, wherein the frame system comprises a left stringer for a frame, a first beam for the frame, a second beam for the frame, an edge beam framework for the frame, an upper stringer frame for the frame, a rear beam framework for the frame, and an edge stringer for the frame; the steering pull rod system comprises a steering diverter, a steering diverter bracket, a steering intermediate transmission shaft, a steering engine, a steering engine bracket, a steering drop arm and a steering drag rod; the steering pipeline system comprises a steering oil tank, an electric steering pump, the steering engine, an oil inlet pipeline, a high-pressure pipeline and a low-pressure pipeline. The centralized arrangement type electric hydraulic power steering system disclosed by the invention not only is easy to arrange and high in the height of a low drive zone, but also is convenient to assemble and disassemble.