1. American standard bow type unloading buckle to connect the wire rope to the buckle body inside the center position to contact the wire rope, can not be cross bolt position or other places as a connection point hanging. In the unloading buckle to let the wire rope like a sling lifting method in the knot set, need to be located in the cross bolt with an aluminum sleeve fixed wire rope ring eye, buckle body as and wire rope contact to achieve the ring tethered. If the opposite is easy in the process of upward traction force, the bolt with the friction rolling loose situation.

2. Wire rope, hook, unloading buckle connection if it is a multi-stranded wire rope, can not all hang directly on the hook, but should be connected through the unloading buckle. Connection, the need for the bolt is located inside the hook, the bow-shaped buckle body to bear multiple wire rope.