Swing arm tower crane boom connects installation rope guide structure

The utility model discloses a swing arm tower crane boom connects installation rope guide structure, including jib loading boom anterior segment, jib loading boom back end and deflector, connect through round pin axle and bolt between jib loading boom anterior segment and the jib loading boom back end, the inner of deflector is fixed in the outside of jib loading boom anterior segment or the outside of jib loading boom back end, the axis direction of deflector perpendicular to jib loading boom and be close to round pin axle and bolt installation, and the smoothness processing is carried out to the outer end of deflector, the convex height of axle is sold in highly being greater than of deflector. The utility model has the advantages of simple structure, low cost only need can realize at crescent steel sheet of joint department welding of jib loading boom. The axis setting of deflector perpendicular to jib loading boom both can effectively have been avoided installing the cable head and on the jib loading boom