The utility model discloses a change insulators cross arm fixture for operation with two steel pipe poles that return of tower, including the fixture body, its characterized in that: fixture body middle section sets up two cross arm cassettes, and fixture body both ends respectively set up opening turn -buckle draw -in groove up, and the turn -buckle is hung in the turn -buckle draw -in groove at cross arm fixture both ends after being connected with insulating pull rod and wire lifting hook, and tighten up or relax the turn -buckle and can realize the change operation to insulator chain, the utility model discloses during the use, overcome the inconvenient problem of maintenance work that leads to the fact because of circuit design, easy and simple to handle, labour saving and time saving, work efficiency is high, the commonality is strong, and to the requirement of staff's un -specificness, the operation personnel are few, and it is succinct to change operation flow, low in labor strength, and general live working personnel use and to reach the overhaul technology requirement, and the advantage activity duration that has intensity height, light in weight, security height, portable is short, and work efficiency is high, has reduced the line outage time, has improved the electric quantity and has sold and circuit safety.