Rapid ring opening and closing device

The utility model discloses a rapid loop opening and closing device which comprises a loop opening and closing control box and a vacuum arc-extinguishing chamber, the vacuum arc-extinguishing chamber is arranged in the loop opening and closing control box, and a first wiring pile head, a second wiring pile head and a third wiring pile head are installed in the vacuum arc-extinguishing chamber. The first wiring pile head and the second wiring pile head are connected through a second sliding groove, a first sliding groove is formed between the third wiring pile head and the first wiring pile head and between the third wiring pile head and the second wiring pile head, an electric telescopic rod is installed at the bottom of the first sliding groove, and a sliding block is installed at the top of the electric telescopic rod. According to the loop opening and closing device, loop opening and closing operation can be carried out through wireless remote control, no spark phenomenon occurs when operation is carried o