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Loose slope accumulation body sloping jet anchor net structure

A technology of spraying anchor nets and integrated bodies, which is applied in the direction of basic structure engineering, climate change adaptation, sheet pile walls, etc., can solve problems such as high renovation costs, damage to ecological landscapes, and aging of concrete surfaces, so as to improve structural strength and deformation stiffness , improve the stability of the overall structure, and speed up the construction progress

Pending Publication Date: 2021-08-06
CHANGSHA UNIVERSITY OF SCIENCE AND TECHNOLOGY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Such measures are mainly used to protect the weathering and spalling of rock and soil on the slope surface of excavated slopes, fragmentation, and a small amount of falling rocks and blocks, etc., and the effect is not good for the collapse or overall instability of loose slope deposits; and the use of The above-mentioned measures often destroy the ecological landscape due to the pursuit of strength and efficacy. As time goes by, the concrete surface will age, the masonry rubble will be weathered, and even cause overall damage, and the later renovation costs will be high
At present, there are mainly problems in the protection of loose slope deposits such as the lack of systematic protection schemes, measure research and comprehensive design, and the lack of technical and economic comparative analysis in protection schemes and protection type selection.

Method used

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  • Loose slope accumulation body sloping jet anchor net structure
  • Loose slope accumulation body sloping jet anchor net structure
  • Loose slope accumulation body sloping jet anchor net structure

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Embodiment approach

[0036] As a preferred embodiment of the present invention, the covering layer includes a first covering layer 2 and a second covering layer 3, both of the first covering layer 2 and the second covering layer 3 are preferably concrete layers, and the concrete strength is preferably not lower than C20. Since most of the exposed slopes formed by engineering excavation are loose rock and soil, their structural strength and deformation rigidity are not high, and landslides and other phenomena often occur. The slope of the body is reinforced to improve its own structural strength and deformation stiffness. Because the sprayed anchor net 4 is a mesh structure, the connection point between the anchor rod 1 and the sprayed anchor net 4 is welded. On the upper surface of the sprayed anchor net 4 The second cover layer 3 is laid, on the one hand, to cover the welding point of the sprayed anchor net 4 and the anchor rod 1 to play an aesthetic role; 4 compressive strength, improve its work...

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Abstract

The invention relates to a side slope protection device, and discloses a loose slope accumulation body sloping jet anchor net structure. The loose slope accumulation body sloping jet anchor net structure comprises anchor rods (1) partially driven into a slope accumulation body and arranged in a quincunx shape, a jet anchor net (4) used for reinforcing a slope surface and a covering layer used for covering the slope surface, the anchor rods (1) and the jet anchor net (4). The covering layer comprises a first covering layer (2) directly covering the slope surface and a second covering layer (3) covering the upper surface of the jet anchor net (4), the jet anchor net (4) is located between the first covering layer (2) and the second covering layer (3), and the top end part, exposed out of the slope surface, of the anchor rod (1) is connected with the jet anchor net (4). The loose slope accumulation body sloping jet anchor net structure has the advantages that the sliding force for pushing the slope to slide is reduced, the overall stability of a slope system is ensured, the structural strength and deformation rigidity of a loose rock-soil body are enhanced, meanwhile, the construction speed is increased, and the construction cost is reduced.

Description

technical field [0001] The invention relates to a side slope protection device, in particular to a loose slope deposit grading spray anchor net structure. Background technique [0002] With the process of urbanization and the development of the transportation industry, more and more loose slope deposits are excavated to form exposed slopes. Due to the low structural strength, poor deformation resistance and easy weathering of loose rock and soil, the construction disturbance Or under rainfall conditions, it often leads to partial collapse of slope accretion bodies, or even overall instability. [0003] Commonly used measures for slope protection include shotcrete, mortar or composite soil plastering, sprayed concrete, and mortared rubble. Such measures are mainly used to protect the weathering and spalling of rock and soil on the slope surface of excavated slopes, fragmentation, and a small amount of falling rocks and blocks, etc., and the effect is not good for the collaps...

Claims

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Application Information

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IPC IPC(8): E02D17/20E02D5/74
CPCE02D5/74E02D17/20E02D17/202E02D2600/30E02D2600/40Y02A10/23
Inventor 黄戡蒋萌彭雪辉孙逸玮李宇健黄先强张文杰刘汝宁
Owner CHANGSHA UNIVERSITY OF SCIENCE AND TECHNOLOGY
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