Grounding telescopic pressing-type civil electrical connector, plug thereof and socket thereof

The utility model provides a grounding telescopic pressing-type civil electrical connector, a plug thereof and a socket thereof. Particularly, the utility model provides a wired or non-wired plug suitable for indoor and outdoor usages and a fixed or mobile socket suitable for indoor and outdoor usages. The electrical connector comprises a rotating pressing-type electrical connection plug, a rotating pressing-type electrical connection socket and a grounding telescopic elastic mechanism, wherein the rotating pressing-type electrical connection plug comprises a connecting plug bolt body, a connecting plug operation body, a first guiding member and a metal pressing contract surface A, and the rotating pressing-type electrical connection socket comprises a second guiding member and a metal pressing contact surface B. The first guiding member is arranged on the connecting plug bolt body, the metal pressing contact surface A is arranged on a flange outer wall of the first guiding member, the second guiding member i