The invention is mainly applied to the technical field of electric power, and particularly relates to an isolation switch operation mechanism mounting bracket. The isolation switch operation mechanismmounting bracket comprises a supporting top plate; a handle is arranged at one end of the supporting top plate; the handle and the supporting top plate are connected through a connecting bolt; the supporting top plate comprises a supporting platform; a groove is formed in the periphery of the supporting platform; baffles are mounted in the groove separately; a spring is arranged between each baffle and the groove separately; a positioning structure is arranged between the baffle and the supporting platform; lifting supporting legs are arranged at the bottom of the supporting platform separately; a lifting rod is arranged in each lifting supporting leg; the bottom of each lifting supporting leg is mounted in a corresponding base; and a rolling wheel is arranged at the bottom of each base separately. The isolation switch operation mechanism mounting bracket has the characteristics of simple structure, reasonable design, flexible movement, convenience in use, simple mounting operation, safety and reliability.