Lifting protection structure of bridge crane

By designing a lifting protection structure including a gantry, top seat, slider, slider, connecting rod and threaded screw in a bridge crane, the problem of cargo shaking and falling when the crane lifts cargo is raised is solved, and the stable rise and safe lifting of objects are achieved.

CN119706633AInactive Publication Date: 2025-03-28EUROCRANE (CHINA) CO LTD
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Patent Information

Application Number
CN202510135954.1
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-02-07
Publication Date
2025-03-28
Estimated Expiration
Not applicable · inactive patent

AI Technical Summary

Technical Problem

When the crane lifts the cargo, the cargo is prone to shake, causing possible falls and causing safety accidents.

Method used

A bridge crane lifting protection structure is designed, including a gantry, top seat, slider, slider, connecting rod and threaded screw. Through the coordinated work of these components, the stability and limiting functions of the object during the rising process are achieved.

Benefits of technology

Through the coordination of the connecting rod and the slider, the object is avoided to shake when rising, the stability of the object is increased, and the rotation of the threaded screw is achieved to flexibly attach and lift the object, effectively preventing the risk of goods falling.

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Abstract

The invention discloses a bridge crane lifting protection structure, and relates to the technical field of cranes, the bridge crane lifting protection structure comprises a portal frame, a top seat is fixedly arranged at the top of the portal frame, first grooves are formed in the two ends of the top seat, and sliding rods are fixedly arranged on the surfaces of the inner walls of the first grooves; an object is hung at the bottom of a fixing column, then a pulley in a lifting device rotates to drive a connecting plate and the object to move towards the top of a portal frame together, when the object moves upwards, a connecting rod rotates, and the connecting rod pushes a first fixing seat and a sliding block to move towards the two ends of a sliding rod; when the height of the object reaches a certain value, the sliding blocks can reach the two ends of the sliding rod, so that the connecting plate cannot continue to ascend, the ascending of the connecting plate is limited, meanwhile, through the arrangement of the connecting rod, the object is prevented from being in a shaking state during ascending, and the stability of the object during ascending is improved.
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