Busbar mounting bracket suitable for temperature rise test

The utility model discloses a busbar mounting bracket suitable for a temperature rise test, which comprises an assembled base with universal rollers at the bottom, two side edges of the assembled base are respectively and fixedly connected with a guide upright post, and the guide upright posts are fixed through a top cross beam tension brace; a plurality of groups of test busbar mounting racks are arranged along the height direction of the guide columns, each test busbar mounting rack comprises a lifting frame, two ends of each lifting frame are butted on lifting rails of the guide columns in a clamp manner through guide seats, and a plurality of test busbar mounting beams extending outwards are arranged on one side edge of each lifting frame along the length direction. The lifting frames are connected through longitudinally-through lead screws. By adjusting the position of the busbar clamp on the test busbar mounting beam, stepless adjustment of the horizontal and longitudinal positions of the cantilever sup