CN108914946B - 一种带有伸缩扩孔钻头的预制管桩下沉装置及其施工方法 - Google Patents
一种带有伸缩扩孔钻头的预制管桩下沉装置及其施工方法 Download PDFInfo
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- CN108914946B CN108914946B CN201810938451.8A CN201810938451A CN108914946B CN 108914946 B CN108914946 B CN 108914946B CN 201810938451 A CN201810938451 A CN 201810938451A CN 108914946 B CN108914946 B CN 108914946B
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- Prior art keywords
- drill
- rod
- tubular pile
- limiting
- wing
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/02—Foundation pits
- E02D17/04—Bordering surfacing or stiffening the sides of foundation pits
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D7/00—Methods or apparatus for placing sheet pile bulkheads, piles, mouldpipes, or other moulds
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Earth Drilling (AREA)
- Piles And Underground Anchors (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
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CN201810938451.8A CN108914946B (zh) | 2018-08-17 | 2018-08-17 | 一种带有伸缩扩孔钻头的预制管桩下沉装置及其施工方法 |
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CN201810938451.8A CN108914946B (zh) | 2018-08-17 | 2018-08-17 | 一种带有伸缩扩孔钻头的预制管桩下沉装置及其施工方法 |
Publications (2)
Publication Number | Publication Date |
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CN108914946A CN108914946A (zh) | 2018-11-30 |
CN108914946B true CN108914946B (zh) | 2020-05-22 |
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CN201810938451.8A Active CN108914946B (zh) | 2018-08-17 | 2018-08-17 | 一种带有伸缩扩孔钻头的预制管桩下沉装置及其施工方法 |
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CN (1) | CN108914946B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN116815706B (zh) * | 2023-08-30 | 2023-11-10 | 连云港苔南绿化工程有限公司 | 一种水利工程领域的绿化护坡装置 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008070038A1 (en) * | 2006-12-04 | 2008-06-12 | Baker Hughes Incorporated | Expandable reamers for earth-boring applications and methods of using the same |
CN103628480A (zh) * | 2012-08-27 | 2014-03-12 | 上海中技桩业股份有限公司 | 一种先导排土压预制桩施工方法与装置 |
CN107989551A (zh) * | 2017-12-12 | 2018-05-04 | 广西大学 | 沉桩用的破岩扩孔钻头及沉桩的施工方法 |
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2018
- 2018-08-17 CN CN201810938451.8A patent/CN108914946B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008070038A1 (en) * | 2006-12-04 | 2008-06-12 | Baker Hughes Incorporated | Expandable reamers for earth-boring applications and methods of using the same |
CN103628480A (zh) * | 2012-08-27 | 2014-03-12 | 上海中技桩业股份有限公司 | 一种先导排土压预制桩施工方法与装置 |
CN107989551A (zh) * | 2017-12-12 | 2018-05-04 | 广西大学 | 沉桩用的破岩扩孔钻头及沉桩的施工方法 |
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Application publication date: 20181130 Assignee: Center for technology transfer Jiangsu University of Science and Technology Assignor: JIANGSU University OF SCIENCE AND TECHNOLOGY Contract record no.: X2021980006173 Denomination of invention: A prefabricated pipe pile sinking device with telescopic reaming bit and its construction method Granted publication date: 20200522 License type: Common License Record date: 20210714 |
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EC01 | Cancellation of recordation of patent licensing contract | ||
EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Center for technology transfer Jiangsu University of Science and Technology Assignor: JIANGSU University OF SCIENCE AND TECHNOLOGY Contract record no.: X2021980006173 Date of cancellation: 20210826 |
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Effective date of registration: 20211222 Address after: 310000 room 1901, unit 3, building 3, Wanda Commercial Center, Gongshu District, Hangzhou City, Zhejiang Province Patentee after: HANGZHOU JIANGRUN TECHNOLOGY Ltd. Address before: 212003, No. 2, Mengxi Road, Zhenjiang, Jiangsu Patentee before: JIANGSU University OF SCIENCE AND TECHNOLOGY |