Integral lifting appliance for parallel operation type beam transporting vehicle

The utility model discloses a parallel operation type beam transporting vehicle integral hoisting sling which comprises a hoisting table, the bottoms of the two sides of the hoisting table are movably connected with two hoisting bases through steel cables, an adjusting assembly is arranged between the two hoisting bases and comprises two movable plates, and the two movable plates are arranged on the inner sides of the tops of the two hoisting bases correspondingly; a screw rod is movably connected between the two movable plates, the screw rod is rotationally connected with one movable plate, the screw rod is in threaded connection with the other movable plate, and the distance between the two movable plates can be adjusted by driving the screw rod to rotate through a rotating wheel, so that the distance between the two hoisting seats is adjusted; the connecting stability between the two hoisting seats is enhanced through stretching and retracting of the telescopic plate of the telescopic sleeve box, when beam