Adjustable buffer energy-absorbing structure of stone retaining wall

By using an adjustable buffer energy-absorbing structure for the rockfall barrier, and through the adaptive control of the anchoring and guiding system, buffer energy-absorbing components, and control unit, the problem of insufficient protective effectiveness of the rockfall barrier is solved, and efficient protection of key targets such as bridge piers is achieved.

CN122428601APending Publication Date: 2026-07-21中铁二十五局集团第二工程有限公司 +3
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
中铁二十五局集团第二工程有限公司
Filing Date
2026-04-03
Publication Date
2026-07-21

AI Technical Summary

Technical Problem

Existing rockfall barriers, when used to protect critical targets such as bridge piers, suffer from problems such as vertical wall surface reflection and splashing, localized brittle damage, and difficulty in repair, resulting in insufficient protective effectiveness and economy.

Method used

An adjustable rockfall barrier structure is adopted, including an anchoring and guiding system, a buffer energy absorption component, a drive actuator, and a control unit. The target angle of the energy absorption plate is calculated through early warning signals to achieve adaptive adjustment and active intervention in the rockfall trajectory.

Benefits of technology

It achieves precise protection for critical infrastructure, maximizes the dissipation of impact energy and actively controls the trajectory of falling rocks through quantitatively verified optimal angle adjustment, thereby improving the protective capability of traditional rockfall barriers.

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Abstract

The present application relates to the technical field of geological disaster prevention engineering, and particularly relates to an adjustable buffer energy-absorbing structure of a rock retaining wall, which comprises an anchoring and guiding system, a buffer energy-absorbing assembly, a driving execution mechanism and a control unit. The present application combines the innovative adjustable inverted V-shaped buffer energy-absorbing assembly with the regulation and control strategy based on the impact dynamics model to construct an efficient, self-adaptive and easy-to-maintain dangerous rock prevention and enhancement system. Through the optimal angle adjustment verified quantitatively, the method realizes the maximum dissipation of impact energy and the active control of rockfall trajectory, improves the protection capability of the traditional rock retaining wall for the key structures behind, and has important engineering application value and popularization prospect.
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