Side slope rockfall cushioning and protection system

A protection system and slope technology, applied in the field of slope protection and treatment, and rock slopes, can solve the problems of unsolved rockfall accumulation, falling rocks are easy to break through high-strength metal grid mesh and ring metal mesh, and achieve project implementation costs Effects of lowering, material reduction, and impact reduction
CN104674686AActive Publication Date: 2015-06-03CHINA THREE GORGES UNIV

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
CHINA THREE GORGES UNIV
Publication Date
2015-06-03

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Abstract

The invention relates to a side slope rockfall cushioning and protection system. The side slope rockfall cushioning and protection system is formed by laminating a plurality of protection layers, and each protection layer is divided into two units, namely one passive protection unit and one energy-reducing buffer unit. The quantity of the protection layers is determined according to the oblique length of a side slope, a net distance between two adjacent protection layers is 20m to 25m, and a net distance between the passive protection unit and the energy-reducing buffer unit in the same protection layer is 8m to 10m. A first passive protection unit in the passive protection units consists of a steel-column supporting structure, a cat anchor structure, a continuous protection net and a detachable-type protection net; from the second protection layer, each passive protection unit consists of a steel-column supporting structure, a cat anchor structure and a continuous protection net; each energy-reducing buffer unit consists of a triangular supporting structure and high-elasticity meshes. By adopting the slope rockfall cushioning and protection system, the falling energy of the side slope rockfall can be reduced, the impact force of the rockfall for the protection net can be reduced, the accumulation problem of the rockfall in the system can be effectively solved, the consumption amount of materials is greatly reduced, and the engineering construction cost is reduced.
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Description

technical field

[0001] The invention relates to the field of slope engineering, belongs to slope protection and treatment methods, and is suitable for high and steep rock slopes prone to falling rocks. Background technique

[0002] With the rise and advancement of many large-scale construction projects, man-made slopes are becoming more and more common across the country, and the treatment of rockfall on slopes has become increasingly prominent and urgent. There are currently two main methods for slope rockfall control. One is the active slope protection system, which covers and wraps various types of flexible nets, mainly steel wire rope nets, on the surface of the slope to be protected to limit the rock mass on the slope. Weathering, spalling and collapse, or controlling the movement of falling rocks within a small range. When this method is implemented, the flexible net needs to cover the entire slope, and the amount of consumables is large. At the same time, falling roc...

Claims

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