HINGE MECHANISM AND ELECTRONIC DEVICE

The present application relates to the field of communication devices, and discloses a hinge mechanism and an electronic device. The hinge mechanism comprises a mounting base, swing arms, rotating shafts, holding assemblies, and abutment members; the holding assemblies comprise rotating bases, matching parts, first elastic reset members, and limiting members; the limiting members are provided on the outer sides of the rotating shafts; the rotating bases are rotatably provided on the outer sides of the limiting members; the matching parts are fixedly provided on the rotating bases; the first elastic reset members are elastically connected between the rotating bases and the mounting base; part of each limiting member is connected to the mounting base, and the other part of the limiting member is movable with respect to the mounting base and the corresponding rotating base; the swing arms are sleeved on the rotating shafts; the rotating shafts are rotatably connected to the mounting base; the swing arms are prov