Multi-degree-of-freedom large-magnification-ratio visual carrying motion protection platform suitable for long and narrow space in TBM

By designing a visually equipped motion protection platform with multiple degrees of freedom and large expansion ratio in TBM, the problem of insufficient freedom and easy damage to the visual monitoring equipment in narrow and long spaces is solved, and unmanned monitoring and efficient construction are achieved.

CN120465950AActive Publication Date: 2025-08-12CHINA RAILWAY 19TH BUREAU GRP 1ST ENG +2
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Patent Information

Application Number
CN202510645079.1
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-05-20
Publication Date
2025-08-12
Estimated Expiration
2045-05-20

AI Technical Summary

Technical Problem

The existing visual monitoring equipment has limited freedom in the long and narrow space within the TBM, insufficient telescopic ratio, difficult to cover all areas and is vulnerable to damage, and cannot meet the visual monitoring needs in harsh environments.

Method used

A visually equipped motion protection platform with multiple degrees of freedom and large expansion ratio is designed, including guide rails and load platforms, horizontal expansion and contraction mechanisms, rotating mechanisms, vertical expansion and contraction mechanisms, visual protection systems and front and rear swing mechanisms. Through the coordinated movement of these mechanisms, the flexible movement and protection of visual equipment in the TBM is achieved.

Benefits of technology

Unmanned monitoring at different locations within the TBM is realized, which improves the flexibility and reliability of visual monitoring, ensures the durability and safety of the equipment, reduces the risk of manual operation, and improves construction efficiency.

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Abstract

The invention belongs to the field of tunnel boring machine internal equipment, and discloses a multi-degree-of-freedom large-magnification-ratio visual carrying motion protection platform suitable for a long and narrow space in a TBM (Tunnel Boring Machine), which comprises a guide rail, a loading platform, a horizontal telescopic mechanism, a rotating mechanism, a vertical telescopic mechanism, a visual protection system and a front-back swinging mechanism. According to the multi-degree-of-freedom large-magnification-ratio vision carrying motion protection platform, the flexibility and coverage range of TBM internal vision monitoring are improved, and the requirements of different monitoring positions can be met; through multi-degree-of-freedom motion and a large magnification ratio, comprehensive monitoring of a complex environment in the TBM is realized; the visual protection system effectively protects visual equipment, and durability and stability of the equipment are improved; the structure design is compact, deployment and operation in a long and narrow space in the TBM are suitable, and the space utilization rate is increased; and through automatic and intelligent design, the requirement of manual operation is reduced, the operation risk is reduced, and the working efficiency is improved.
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