A Seepage Analysis Method Considering the Defects of Occlusion Pile

An analysis method and occlusal pile technology, applied in excavation, construction, geometric CAD, etc., can solve the problems of inability to occlusal pile defects affecting judgment, lack of analysis models and methods, etc.

Active Publication Date: 2022-02-18
BEIJING MUNICIPAL CONSTR
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] Aiming at the deficiencies of the prior art, the present invention provides a seepage analysis method that considers the defects of occlusal piles, which solves the problem that there is currently a lack of corresponding analysis models and methods for occlusal pile defects, and it is impossible to judge the impact of occlusal pile defects

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  • A Seepage Analysis Method Considering the Defects of Occlusion Pile
  • A Seepage Analysis Method Considering the Defects of Occlusion Pile
  • A Seepage Analysis Method Considering the Defects of Occlusion Pile

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Embodiment

[0027] Such as Figure 1-6 As shown, the embodiment of the present invention provides a seepage analysis method considering the defects of occlusal piles, including the following steps:

[0028] S1. Design and manufacture of defect-free pile model S-1

[0029] There are no defects in this model. As an initial model, the diameter of the occlusal pile model is the design diameter D, the occlusal amount is the design size a, and the length of the pile body is the design length H. The schematic diagram of the model is as follows figure 1 , figure 2 shown;

[0030] S2. Design and make diameter defect model S-2

[0031] As the depth increases, it becomes more difficult to control the accuracy of the pile diameter. The diameter of the occlusal pile decreases gradually with the increase of the excavation depth. The diameter of the pile top in this model is the design diameter D, and the diameter of the pile bottom is 0.9D. The increase of the depth decreases linearly, then the pi...

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Abstract

The invention provides a seepage analysis method considering the defect of an occlusal pile, and relates to the technical field of underground construction engineering. The seepage analysis method considering occlusal pile defects includes the following steps: S1. Design and manufacture a defect-free pile body model S-1; S2. Design and manufacture a diameter defect model S-2; S3. Design and manufacture a perpendicularity defect model S-3; S4. Design and manufacture a comprehensive defect model S-4; S5. When analyzing the seepage situation of the occlusal pile, the four models made in steps S1-S4 are sequentially substituted for analysis and calculation, and data is obtained to know that there are various defects in the occlusal pile impact on the shaft and the surrounding environment. By establishing four models, the present invention obtains the influence on the shaft and the surrounding environment caused by various defects of the occlusal pile through analysis and calculation, provides a seepage analysis method considering the defects of the occlusal pile, and can solve the problem that the occlusion cannot be considered in the seepage analysis. The problem of pile defects makes the calculation results more in line with the actual engineering.

Description

technical field [0001] The invention relates to the technical field of underground construction engineering, in particular to a seepage analysis method considering the defects of occlusal piles. Background technique [0002] Occlusion piles are often used as enclosure and water-stop structure for shaft excavation. When the occlusal piles have geometric defects or the occlusion is not tight due to insufficient vertical precision of the occlusal piles, the groundwater around the shaft will flow into the shaft, which will affect the construction of the shaft in the lightest cases, and cause damage to the shaft wall structure in severe cases. At present, there is a lack of corresponding analysis models and methods for occlusal pile defects, and it is impossible to judge the impact of occlusal pile defects. Therefore, it is necessary to invent a seepage analysis method that considers occlusal pile defects to evaluate the impact of occlusal pile defects on shafts and surrounding e...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): E02D17/08E02D19/18G06F30/13G06F30/20
CPCE02D17/08E02D17/083E02D19/18G06F30/13G06F30/20
Inventor 郑昊唐汐王余良黄婷马景霞芦玉杰贾春光杨扬赵秀海贾鹏云花延杰刘志超商佳俊江世冲王晓飞王立桓刘文倩冯琪甄海平
Owner BEIJING MUNICIPAL CONSTR
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