The utility model provides a soft isolating contact formula electroscope of 500kV, is including receiving and releasing the line ware, receive and releases the insulating rope of installation on the line ware, and the ring is connected to the one end of insulating rope, one side construction bolt of ring, the electroscope is connected to one side of bolt, the lateral part installation carousel of electroscope, the middle part of carousel is articulated with the electroscope, and the side week installation of carousel is first tests electric probe and second and tests the electric probe, the utility model discloses a first electric probe and the second tested is tested the electric probe and can be rotated on the carousel, when first test the electric probe and damage after, the utility model discloses a camera can make things convenient for operating personnel to survey isolating contact formula electroscope spy time measuring. The camera passes through the wireless connectivity computer. The quilt cover provided by the utility model is simple and compact in structure, is low in cost, and is quick and convenient for application.