A insulating barrier that is used for cross arm area load to change drop out fuse

The utility model discloses an insulating barrier that is used for cross arm area load to change drop out fuse, its characterized in that its alternate insulating barrier (1) comprises phase insulation board (1-1), fixed insulation board (1-2), fixed insulation board (1-2) is gone up to open has the cross arm mounting groove (1-3) corresponding with 60 6 1600 cross arms of angle, insulating barrier (2) are including looking at and appraising ground insulation board (2-1), sealing insulation board (2-2) mutually, insulation board (2-1) is gone up to open mutually has draw-in groove (2-4), the one end of draw-in groove (2-4) is semicircle draw-in groove (2-4-1), insulation board (2-1) swing joint seals insulation board (2-2) mutually, closed insulation board (2-2) is gone up to open there is semicircle draw-in groove (2-5), , the utility model discloses simple structure, safe and reliable, the regulation is nimble, the installation is firm, application scope is wide, improvement live working efficiency, ensures the live working security.