Anti-curling handcart crank

The utility model discloses an anti-curling handcart crank which comprises a crank body, a crank handle is integrally arranged at the upper right end of the crank body, the crank handle is sequentially sleeved with a positioning sleeve and an extension sleeve from left to right, the positioning sleeve is fixedly connected with the crank handle, and an anti-corrosion layer is fixedly arranged on the outer surface of the positioning sleeve. A first bearing and a second bearing are sequentially arranged in the extension sleeve from left to right, the first bearing is arranged on the crank handlein a sleeving mode, the first bearing is close to the right end face of the positioning sleeve, the second bearing is arranged at the end of the right end of the crank handle in a sleeving mode, and the first bearing and the second bearing are both fixedly connected with the inner wall face of the extension sleeve. According to the technical scheme, the structure design is reasonable, the structure is simple, the working