The utility model discloses a transmission line aerial earth wire lifter, it belongs to electric power overhead line technical field. It mainly includes the rack, and the rack top is articulated to have the hoisting frame more than two, and the hoisting frame afterbody is equipped with the mounting hole more than two, is equipped with hoisting hook in the mounting hole, is equipped with sliding sleeve and fixed?baseplate on the rack, and fixed?baseplate's both sides are equipped with draw -in groove and gear respectively, are equipped with the handle on the center pin of gear, and it has the bracing piece to articulate on the sliding sleeve, and the bracing piece is articulated with the hoisting frame, the hoisting frame is " n " type structure, and it is articulated with the hoisting frame that hoisting hook passes through the bolt, the hoisting frame is 0 - 75 with the contained angle an of vertical direction, the mounting hole is disposed under the hoisting frame hinge hole. The utility model discloses simple structure is convenient for fold, carry, and the construction operation is convenient, can easily adjust overhead earth wire inclination, has improved work efficiency, greatly reduced the operating risk. The utility model discloses mainly used overhead earth wire's promotion is overhauld.