Insulation resistance monitoring device

The utility model discloses an insulation resistance monitoring device which comprises a workbench, a lifting cylinder fixed on one side of the upper end face of the workbench, a lifting plate fixed on the telescopic end of the lifting cylinder, an outer cylinder fixed on the upper end face of one side of the lifting plate, a first reset spring fixed on the inner cavity of the outer cylinder, and a connecting column fixed on the upper end face of the first reset spring. A disc is fixed to the upper end face of the connecting column, and a component bin is fixed to the upper end face of the disc. According to the utility model, the detection probe and the outer side of the disc can be conveniently disassembled and assembled through the hoop, so that the later overhaul and maintenance of the detection probe are more convenient, and when the detection probe is contacted with the surface of an object, the detection probe can be tightly attached to the object through the elasticity of the reset spring I; and an ob