Patent ID: 6912836

Claim:
A hanging chain structure, comprising a plurality of hanging rings connected with each other, each of the hanging rings including a hook body, and a stop member pivotally mounted on the hook body, wherein: the hook body of each of the hanging rings has a first end formed with a pivot seat and a second end formed with a locking block, the locking block of the hook body is formed with a locking recess; the stop member of each of the hanging rings has a first end pivotally mounted on the pivot seat of the hook body and a second end provided with a retaining pin inserted into and locked in the locking recess of the locking block of the hook body; the pivot seat of the hook body of each of the hanging rings has a periphery formed with a limiting notch; the first end of the stop member of each of the hanging rings is formed with a receiving recess for receiving the pivot seat of the hook body; the stop member of each of the hanging rings has an inside having a mediate portion formed with a cylindrical receiving chamber extended to and communicated with the receiving recess; each of the hanging rings further includes a cylindrical elastic plate mounted in the receiving chamber of the stop member and having a distal end extended into and locked in the limiting notch of the pivot seat, and a spring mounted in the receiving chamber of the stop member and having a first end urged on a wall of the receiving chamber of the stop member and a second end urged on the elastic plate.