CN114232614A - 一种基于缓粘结预应力钢绞线的抗浮桩施工方法 - Google Patents
一种基于缓粘结预应力钢绞线的抗浮桩施工方法 Download PDFInfo
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- CN114232614A CN114232614A CN202210114968.1A CN202210114968A CN114232614A CN 114232614 A CN114232614 A CN 114232614A CN 202210114968 A CN202210114968 A CN 202210114968A CN 114232614 A CN114232614 A CN 114232614A
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- steel strand
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- prestressed steel
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/10—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against soil pressure or hydraulic pressure
- E02D31/12—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against soil pressure or hydraulic pressure against upward hydraulic pressure
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/58—Prestressed concrete piles
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2250/00—Production methods
- E02D2250/0046—Production methods using prestressing techniques
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2600/00—Miscellaneous
- E02D2600/10—Miscellaneous comprising sensor means
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2600/00—Miscellaneous
- E02D2600/20—Miscellaneous comprising details of connection between elements
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2600/00—Miscellaneous
- E02D2600/30—Miscellaneous comprising anchoring details
Abstract
Description
比较项目 抗拔桩类型 | 裂纹控制等级 | 桩身主筋配置 | 主筋造价 (元) | 相比普通钢筋 抗拔桩节省 |
普通钢筋抗拔桩 | 三级(0.3mm) | 36C28 | 31298.4 | / |
缓粘结预应力抗拔桩 | 三级(0.3mm) | 6C28+10AS 21.8 | 18933.9 | 39.5% |
有粘结预应力抗拔桩 | 三级(0.3mm) | 6C28+24AS 15.2 | 16710.8 | 46.6% |
无粘结预应力抗拔桩 | 三级(0.3mm) | 6C28+24AS 15.2 | 15918.1 | 49.1% |
比较项目 抗拔桩类型 | 裂纹控制等级 | 桩身主筋配置 | 主筋造价 (元) | 相比普通钢筋 抗拔桩节省 |
普通钢筋抗拔桩 | 三级(0.2mm) | 46C28 | 39992.4 | / |
缓粘结预应力抗拔桩 | 三级(0.2mm) | 6C28+10AS 21.8 | 18933.9 | 52.7% |
有粘结预应力抗拔桩 | 三级(0.2mm) | 6C28+24AS 15.2 | 16710.8 | 58.2% |
无粘结预应力抗拔桩 | 三级(0.2mm) | 6C28+24AS 15.2 | 15918.1 | 60.2% |
比较项目 抗拔桩类型 | 裂纹控制等级 | 桩身主筋配置 | 主筋造价 (元) | 相比普通钢筋 抗拔桩节省 |
普通钢筋抗拔桩 | 二级 | 不适用 | / | / |
缓粘结预应力抗拔桩 | 二级 | 6C28+10AS 21.8 | 18933.9 | / |
有粘结预应力抗拔桩 | 二级 | 6C28+24AS 15.2 | 16710.8 | 11.7% |
无粘结预应力抗拔桩 | 二级 | 6C28+24AS 15.2 | 15918.1 | 15.9% |
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CN202210114968.1A CN114232614A (zh) | 2022-01-31 | 2022-01-31 | 一种基于缓粘结预应力钢绞线的抗浮桩施工方法 |
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CN202210114968.1A CN114232614A (zh) | 2022-01-31 | 2022-01-31 | 一种基于缓粘结预应力钢绞线的抗浮桩施工方法 |
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CN202210114968.1A Pending CN114232614A (zh) | 2022-01-31 | 2022-01-31 | 一种基于缓粘结预应力钢绞线的抗浮桩施工方法 |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114673142A (zh) * | 2022-05-05 | 2022-06-28 | 中国建筑技术集团有限公司 | 预应力后插复合锚索抗拔桩及其现场加载设备 |
CN114808952A (zh) * | 2022-04-19 | 2022-07-29 | 中铁建工集团有限公司 | 一种无粘结预应力钻孔灌注桩的施工方法 |
CN114960627A (zh) * | 2022-05-20 | 2022-08-30 | 中国建筑第二工程局有限公司 | 一种超长缓粘结预应力灌注桩施工方法 |
CN115162731A (zh) * | 2022-06-16 | 2022-10-11 | 北京市政路桥股份有限公司 | 一种基于预应力工程的水池施工方法 |
CN115653317A (zh) * | 2022-12-02 | 2023-01-31 | 中国三冶集团有限公司 | 一种缓粘结预应力钢筋先装方法 |
Citations (4)
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CN101629418A (zh) * | 2009-08-03 | 2010-01-20 | 天津市建筑科学研究院 | 后张预应力灌注桩及施工方法 |
CN113123332A (zh) * | 2021-04-13 | 2021-07-16 | 中国建筑技术集团有限公司 | 一种后张缓凝结主筋压力型抗拔作用桩及其制备方法 |
CN113431260A (zh) * | 2021-06-30 | 2021-09-24 | 西藏藏建科技股份有限公司 | 一种基于钢绞线的大梁施工工艺 |
CN113502807A (zh) * | 2021-06-15 | 2021-10-15 | 浙江省建筑设计研究院 | 缓凝结预应力灌注桩钢筋笼结构及其分段施工方法 |
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- 2022-01-31 CN CN202210114968.1A patent/CN114232614A/zh active Pending
Patent Citations (4)
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CN101629418A (zh) * | 2009-08-03 | 2010-01-20 | 天津市建筑科学研究院 | 后张预应力灌注桩及施工方法 |
CN113123332A (zh) * | 2021-04-13 | 2021-07-16 | 中国建筑技术集团有限公司 | 一种后张缓凝结主筋压力型抗拔作用桩及其制备方法 |
CN113502807A (zh) * | 2021-06-15 | 2021-10-15 | 浙江省建筑设计研究院 | 缓凝结预应力灌注桩钢筋笼结构及其分段施工方法 |
CN113431260A (zh) * | 2021-06-30 | 2021-09-24 | 西藏藏建科技股份有限公司 | 一种基于钢绞线的大梁施工工艺 |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114808952A (zh) * | 2022-04-19 | 2022-07-29 | 中铁建工集团有限公司 | 一种无粘结预应力钻孔灌注桩的施工方法 |
CN114673142A (zh) * | 2022-05-05 | 2022-06-28 | 中国建筑技术集团有限公司 | 预应力后插复合锚索抗拔桩及其现场加载设备 |
CN114673142B (zh) * | 2022-05-05 | 2023-11-07 | 中国建筑科学研究院有限公司 | 预应力后插复合锚索抗拔桩及其现场加载设备 |
CN114960627A (zh) * | 2022-05-20 | 2022-08-30 | 中国建筑第二工程局有限公司 | 一种超长缓粘结预应力灌注桩施工方法 |
CN115162731A (zh) * | 2022-06-16 | 2022-10-11 | 北京市政路桥股份有限公司 | 一种基于预应力工程的水池施工方法 |
CN115653317A (zh) * | 2022-12-02 | 2023-01-31 | 中国三冶集团有限公司 | 一种缓粘结预应力钢筋先装方法 |
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Inventor after: Zhang Xiaolei Inventor after: Ding Chao Inventor after: Huang Heng Inventor after: Jiaqingshuang Inventor after: Geng Jinjun Inventor after: Zhang Jinghao Inventor after: Shang Huijiang Inventor after: Wang Li Inventor after: Xiao Fuchun Inventor after: Liu Xiaolong Inventor after: Zhu Yuanhao Inventor before: Zhang Xiaolei Inventor before: Ding Chao Inventor before: Huang Heng Inventor before: Jiaqingshuang Inventor before: Geng Jinjun Inventor before: Zhang Jinghao Inventor before: Shang Huijiang Inventor before: Wang Li Inventor before: Xiao Fuchun Inventor before: Liu Xiaolong Inventor before: Zhu Yuanhao |