Fork rod vertical circulation elevator

The utility model discloses a fork rod vertical circulation elevator which comprises a machine frame, two chain wheels, a chain and a plurality of conveying modules, the two chain wheels are installed on the machine frame in an up-and-down distribution mode and driven by a driving device to rotate, the chain is annularly wound on the two chain wheels, and the conveying modules are arranged on the chain. The rack is provided with an annular track along the track of the chain, each conveying module comprises a carrier, a circulating mover and a direction retainer, and the circulating movers are fixedly connected with the chain and are arranged in the annular track in a sliding fit mode; the direction retainer comprises a rotating shaft, a cross fixed to one end of the rotating shaft and four rotating wheels rotationally installed at the end of the cross, and the other end of the rotating shaft is inserted into the circulating mover in a penetrating mode and fixedly connected with a carrier. According to the for