Portable temporary grounding hanging ring below 35kV and using method

The invention provides a portable temporary grounding hanging ring below 35kV. The hanging ring comprises an inverted L-shaped clamping plate and an insulating column arranged at a lower end of the L-shaped clamping plate. A double-tongue wire clamp is arranged below the L-shaped clamping plate, and a sliding groove is arranged in an inner side of the L-shaped clamping plate along a vertical direction. A right side of the double-tongue wire clamp is arranged on the sliding groove in a sliding mode along the vertical direction. Connecting columns are arranged on two sides of a middle portion ofan upper end of the double-tongue wire clamp. A direction adjusting tensioning wheel is arranged on the side wall of the L-shaped clamping plate on the right side of each connecting column, a supporting wheel is arranged at the upper end of a corner of the L-shaped clamping plate, a winder is arranged at the lower end of the insulating column, each connecting column is fixedly connected with oneend of an insulating rope,