Intelligent sorting and conveying system with double vehicles on two sides

The intelligent sorting and conveying system comprises an annular closed rail, a sorting double-side double-trolley line running on the annular closed rail, a package feeding module and a package discharging module, wherein the package feeding module and the package discharging module are arranged on the inner side and the outer side of the annular closed rail. Sorting trolleys are respectively arranged in the inner and outer directions of the sorting frame; the sorting trolley is divided into an inward sorting trolley and an outward sorting trolley; a horizontal supporting surface and a vertical steering surface are arranged on the annular closed rail; supporting walking wheels and limiting walking wheels are arranged on the two sides of the sorting frame. Circular sorting on the sortingtrolley is ensured; the conveying speed of the sorting trolley is increased; the sorting trolleys stably turn on the annular closed rail, connection of the sorting trolley frames is not damaged, the inward sorting trolleys an