Wire lifting device foraluminum tube type jumper mother tube of ultra-high voltage and extra-high voltage power transmission line

The invention relates to the technical field of operation and maintenance of power transmission and transformation equipment, in particular to a wire lifting device for an aluminum tube type jumper mother tube of an ultra-high voltage power transmission line. The wire lifting device structurally comprises a cross arm clamp, a straight line tightener, an insulating pull rod and a jumper hoop, an L-shaped through groove is arranged at the bottom of the cross arm clamp, a pressing plate is connected to the bottom of the L-shaped through groove through a bolt, a notch B is arranged at the right end of the cross arm clamp, the notch B is arranged to be in a concave spherical shape in the horizontal direction, the concave spherical shape is movably connected with a linear tightener, the two ends of the insulating pull rod are movably connected with a movable connector A and a movable connector B respectively, and the jumper hoop is a closed circular ring formed by a jumper hoop semi-ring A and a jumper hoop semi-ri