Ultrahigh-load offshore drilling line cage

By designing counterweights and a limiting system in the cage, the problem of unstable center of gravity of the cage is solved, achieving balance and safety of the cage, making it suitable for operation by personnel of different heights.

CN224185655UActive Publication Date: 2026-05-01SHENGSHI CONTAINER MANAGEMENT SHANGHAI +1
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Patent Information

Application Number
CN202520937131.6
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-05-13
Publication Date
2026-05-01
Estimated Expiration
2035-05-13

AI Technical Summary

Technical Problem

When using existing ultra-high load offshore drilling cable cages, improper personnel or material placement can easily lead to instability of the cage's center of gravity, resulting in tilting and reducing the safety of the equipment.

Method used

A counterweight and limit system were designed. The center of gravity of the cage was adjusted by moving the counterweight, and the stability of the personnel's grip was improved by adjusting the height of the handrail, so as to ensure the balance and safety of the cage during transportation.

Benefits of technology

It achieves balance and stability of the cage during transportation, improves safety and comfort, and is suitable for operation by people of different heights.

✦ Generated by Eureka AI based on patent content.
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Abstract

The utility model relates to the technical field of drilling cages, in particular to an ultrahigh-load offshore drilling rope cage which comprises a bottom plate, a supporting rod fixedly arranged at the top end of the bottom plate, a top plate fixedly arranged at the top end of the supporting rod, a plurality of lifting lugs fixedly arranged at the top end of the top plate, a shielding net fixedly arranged between the top plate and the bottom plate, and a positioning ring fixedly arranged on the side face of the bottom plate. A positioning groove is formed in the top end of the positioning ring, a plurality of balancing weights are slidably connected into the positioning groove, limiting boxes are fixedly arranged at the top ends of the balancing weights, connecting blocks are slidably connected into the limiting boxes, and limiting shafts are fixedly arranged in the connecting blocks; the lifting cage has the advantages that the position of the balancing weight can be conveniently and rapidly adjusted, the gravity center of the lifting cage can be conveniently adjusted, the lifting cage can be kept balanced in the lifting process, the stability of the lifting cage in the moving process can be conveniently improved, and therefore the safety of the lifting cage in the using process is improved.
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