Electric power overhaul isolation device

The utility model discloses an electric power overhaul isolation device which comprises a supporting base, a limiting frame and an auxiliary drainage box, a dust falling and purifying mechanism is arranged in the auxiliary drainage box, an automatic cleaning mechanism is arranged above the auxiliary drainage box, an isolation warning mechanism is arranged on the side edge of the limiting frame, and a dust falling and purifying mechanism is arranged on the side edge of the limiting frame. When the electric power overhaul isolation device is used, the auxiliary drainage box, the second supporting rod and the supporting base are arranged, so that the device can automatically collect rainwater, the overall gravity of the device is increased by increasing the water storage amount, and the overall anti-toppling effect of the device is improved; and furthermore, by means of the arrangement of an annular cavity block, a water inlet pipe, a water outlet pipe, a micro water pump and an atomization spray head, the devic