U-shaped shackle for crane lifting operations
By introducing a rotatable cylindrical collar into the U-shaped shackle and setting a gap, the problem of the cross pin falling off due to operational negligence is solved, thus improving safety and reliability.
CN224337004UActive Publication Date: 2026-06-09CHINA 19TH METALLURGICAL CORP
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- CHINA 19TH METALLURGICAL CORP
- Filing Date
- 2025-07-08
- Publication Date
- 2026-06-09
Smart Images
Figure CN224337004U_ABST
Abstract
The utility model relates to a hoisting and lifting tool technical field, especially a kind of U-shaped shackle for crane hoisting operation, it includes U-shaped ring, connecting cross pin, U-shaped ring includes first side plate portion, arc plate portion and second side plate portion connected in turn, connecting threaded through-hole is provided on first side plate portion, connecting through-hole is provided on second side plate portion, connecting cross pin includes connecting outer thread section and connecting column section connected in turn, connecting cross pin is set into connecting threaded through-hole, connecting through-hole, by being provided with cylindrical sleeve ring, cylindrical sleeve ring is rotatably sleeved on connecting column section, when the direction of U-shaped shackle is wrongly used due to the inattention of operator, steel wire rope will contact with cylindrical sleeve ring, cylindrical sleeve ring rotates around connecting column section with force steel wire rope, avoid connecting outer thread section, connecting column section to appear rotation, effectively reduce the possibility that connecting cross pin appears to fall off, improve the use safety of U-shaped shackle.
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