Connecting buckle with safety switch

A connecting buckle with a safety switch, comprising a male connecting piece, a female connecting piece and a buckling apparatus, wherein

• a male connecting rod is arranged at one end of the male connecting piece, a sliding frame is arranged at the other end of the male connecting piece, and rotating holes are arranged on two sides of the sliding frame;
• a female connecting rod is arranged at one end of the female connecting piece, a sliding groove configured to accommodate the sliding frame is arranged on the other end of the female connecting piece, and a buckling hole is arranged on the sliding groove;
• the buckling apparatus comprises a buckling piece arranged on the sliding frame and configured to be accommodatable in the sliding frame, a convex ring is arranged in the middle of the buckling piece, an inner hole of the convex ring is configured to be aligned with the rotating holes, a rotating shaft is arranged in the convex ring, two ends of the rotating shaft are arranged to be fitted into the rotating holes, a clamping part configured to be fitted into the buckling hole is arranged at one end of the buckling piece, an upward supporting spring is arranged between the other end of the buckling piece and the sliding frame, and a strip-shaped shifting slotted hole is arranged at one end, close to the upward supporting spring, of the buckling piece;
• a pressure stopping apparatus is also arranged on the buckling apparatus, and the pressure stopping apparatus comprises a shifting block arranged on the buckling piece, a shifting rod configured to be fitted with the shifting slotted hole is arranged at the lower end of the shifting block, a pressing block is arranged at the lower end of the shifting rod, and a pressure stopping convex block that opposes the pressing block is arranged on the sliding frame.