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Remedial reinforcement device and method for emergency rescue of anti-slide pile slope

A technology of reinforcement device and anti-sliding pile, applied in excavation, construction, artificial islands, etc., can solve the problems of delaying emergency rescue time, tilting of anti-sliding piles, failure of anchoring measures, etc., so as to improve the effective embedding depth and reduce water pressure. effect, sufficient anti-slip ability

Active Publication Date: 2021-10-19
SHANDONG TRAFFIC PLANNING DESIGN INST
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] During the construction and operation stages of road and railway slopes, under the influence of continuous rainfall and other bad weather or special geological disasters, the rock and soil mechanical indicators of the slope continue to decline, and a new downcut sliding surface is formed on the slope below the old sliding surface, forming a deeper , a wider range of sliding surfaces, the generation of new sliding surfaces leads to the inability of the original slope reinforcement measures to resist the increased sliding force, resulting in the inclination of anti-slide piles and the failure of anchoring measures
If the above-mentioned slope diseases are not dealt with and reinforced in time, the instability and slide of the slope will lead to the interruption of traffic, which will bring great obstacles to material transportation and emergency rescue.
[0004] The inventors found that conventional emergency rescue would delay the best emergency rescue time due to the rationality of the discussion plan, economical cost, and unreasonable process, and would often cost more to deal with

Method used

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  • Remedial reinforcement device and method for emergency rescue of anti-slide pile slope

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Effect test

Embodiment 1

[0028] As a typical implementation method of the present invention, please refer to figure 1 , this embodiment discloses a remedial reinforcement device for emergency rescue of anti-slide pile slopes, including the original slope reinforcement mechanism arranged on the old sliding surface 2, the original slope reinforcement mechanism includes anti-slide piles 4, pile The first anchor cable 5, the anchor cable 6, the first anchor cable frame beam 7 and the hanging net guest soil spraying; it can be understood that the anti-slide pile 4 of the original slope reinforcement mechanism is driven into the old sliding surface 2, and the pile One end of the head anchor cable 5 is fixed on the anti-sliding pile 4, and the other end is driven into the new sliding surface 3. One end of the anchor cable 6 is fixed on the first anchor cable frame beam 7, and the other end is driven into the new sliding surface 3. The first anchor cable frame The grid beam 7 is arranged in the bedrock layer ...

Embodiment 2

[0042] As a typical implementation of the present invention, this embodiment discloses a remedial reinforcement method for emergency rescue of anti-slide pile 4 slopes, including the following steps:

[0043] 1) According to the original geological profile, surface displacement and deep displacement monitoring data, the newly added sliding surface position is proposed;

[0044] 2) Add an inclined drainage hole at the foot of the slope to quickly lower the water level of the slope, with a distance of 5m and a length of 25m. The drainage holes are filled with hard plastic permeable pipes (φ110mm), and the inner ends are wrapped with 2 layers of non-woven fabric; the slope is quickly lowered. The process of unloading the water level of the body is called unloading. Unloading can quickly reduce the potential sliding force of the slope, thereby quickly improving the stability of the slope, but unloading should ensure that it will not cause traction deformation of the rear slope;

...

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Abstract

The invention discloses a remedial reinforcement device and a method for emergency rescue of an anti-slide pile side slope, belonging to the field of roads and bridges, which can rapidly improve the shear resistance index of soil, quickly stabilize the side slope in the early stage of danger, reduce construction cost, and ensure The road is in normal operation, and the devices include anti-sliding piles, deformation monitoring steel pipe piles, miniature steel pipe pile groups and retaining plates between piles. The anti-sliding piles are inserted into the original sliding surface, and the anti-sliding piles are inserted into the deformation monitoring steel Pipe piles are used to monitor the deformation of rock layers or soil. Micro steel pipe piles are set on the front side of the anti-sliding piles, and a pile top platform is set on the top of the micro-steel piles; between adjacent anti-sliding piles, soil retaining between piles is set The retaining plate between the piles is anchored in the bedrock layer.

Description

technical field [0001] The invention belongs to the field of roads and bridges, and in particular relates to a remedial reinforcement device and method for emergency rescue of anti-slide pile slopes. Background technique [0002] The statements herein merely provide background information related to the present invention and do not necessarily constitute prior art. [0003] During the construction and operation stages of road and railway slopes, under the influence of continuous rainfall and other bad weather or special geological disasters, the rock and soil mechanical indicators of the slope continue to decline, and a new downcut sliding surface is formed on the slope below the old sliding surface, forming a deeper , A wider range of sliding surfaces, the generation of new sliding surfaces leads to the inability of the original slope reinforcement measures to resist the increased sliding force, resulting in the inclination of anti-slide piles and the failure of anchoring m...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): E02D17/20E02D29/02
CPCE02D17/20E02D17/207E02D29/0275
Inventor 李帅苏聚卿赵国娄文杰崔玉桥徐洪明王玉兰徐旺姬冬孙昌海王咸林魏东旭闫见华
Owner SHANDONG TRAFFIC PLANNING DESIGN INST
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