Insulator salt density on-line monitoring device

The invention provides an insulator salt density on-line monitoring apparatus, which comprises a cabinet and a sampling insulator, an open-close sealing cover capable of accommodating the sampling insulator is equipped, the sampling insulator is connected to the cabinet through an elevating system, an upper electrode and a lower electrode are arranged at two ends of umbrella skirt of the sampling insulator, an atomizer is arranged in the sealing cover, the atomizer is connected to a water pump, the upper electrode and the lower electrode are connected to high voltage dc power, an upper electrode conductive sensor is arranged on the upper electrode, a lower electrode conductive sensor is arranged on the lower electrode, the upper electrode conductive sensor is connected to a control processor, the lower electrode conductive sensor is connected to the control processor, a discharge electrode is arranged in the sealing cover, the discharge electrode is connected to the high voltage dc power, and the control processor is connected to information network. The insulator salt density on-line monitoring device has the advantages of high automation degree, simple structure, convenient maintenance, and stable and accurate on-line monitoring on the insulator salt density.