CN110512603B - 一种可二次注浆的预应力锚杆及方法 - Google Patents
一种可二次注浆的预应力锚杆及方法 Download PDFInfo
- Publication number
- CN110512603B CN110512603B CN201910767275.0A CN201910767275A CN110512603B CN 110512603 B CN110512603 B CN 110512603B CN 201910767275 A CN201910767275 A CN 201910767275A CN 110512603 B CN110512603 B CN 110512603B
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- CN
- China
- Prior art keywords
- anchor rod
- grouting
- anchor
- adjusting pipe
- head
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims abstract description 15
- 239000007788 liquid Substances 0.000 claims abstract description 51
- 239000011435 rock Substances 0.000 claims abstract description 29
- 238000007789 sealing Methods 0.000 claims description 18
- 239000011440 grout Substances 0.000 claims description 12
- 238000005553 drilling Methods 0.000 claims description 8
- 238000007599 discharging Methods 0.000 claims description 7
- 230000000903 blocking effect Effects 0.000 claims description 2
- 230000007774 longterm Effects 0.000 abstract description 9
- 241001391944 Commicarpus scandens Species 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000007569 slipcasting Methods 0.000 description 16
- 230000009471 action Effects 0.000 description 3
- 238000004873 anchoring Methods 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000005574 cross-species transmission Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
- E02D15/02—Handling of bulk concrete specially for foundation or hydraulic engineering purposes
- E02D15/04—Placing concrete in mould-pipes, pile tubes, bore-holes or narrow shafts
-
- 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
- E02D5/74—Means for anchoring structural elements or bulkheads
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D20/00—Setting anchoring-bolts
- E21D20/02—Setting anchoring-bolts with provisions for grouting
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
- E21D21/0026—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2250/00—Production methods
- E02D2250/003—Injection of material
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- Piles And Underground Anchors (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910767275.0A CN110512603B (zh) | 2019-08-20 | 2019-08-20 | 一种可二次注浆的预应力锚杆及方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910767275.0A CN110512603B (zh) | 2019-08-20 | 2019-08-20 | 一种可二次注浆的预应力锚杆及方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN110512603A CN110512603A (zh) | 2019-11-29 |
CN110512603B true CN110512603B (zh) | 2021-02-09 |
Family
ID=68626639
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201910767275.0A Expired - Fee Related CN110512603B (zh) | 2019-08-20 | 2019-08-20 | 一种可二次注浆的预应力锚杆及方法 |
Country Status (1)
Country | Link |
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CN (1) | CN110512603B (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112177638B (zh) * | 2020-10-13 | 2024-08-30 | 安徽理工大学 | 动水大通道突水钻孔网架、气囊、注浆一体化封堵装置及方法 |
CN113266407B (zh) * | 2021-05-26 | 2023-12-29 | 中建五局土木工程有限公司 | 预应力充气锚杆套装 |
CN114199647A (zh) * | 2021-12-13 | 2022-03-18 | 四川大学 | 岩体原位应力固化方法及固化系统 |
CN114215569B (zh) * | 2021-12-17 | 2023-07-28 | 南京林业大学 | 一种利用氧化镁-二氧化碳碳化的预应力锚杆施作方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1712670A (zh) * | 2005-07-13 | 2005-12-28 | 吴德兴 | 一种带防腐套管的注浆锚杆 |
DE102006059891A1 (de) * | 2006-12-19 | 2008-06-26 | Minova International Ltd., Witney | Anker mit Spreizelement und Verfüllmantel |
CN208587173U (zh) * | 2018-08-13 | 2019-03-08 | 福州大学 | 一种用于地下矿山巷道的两端锚固预应力构件注浆锚杆 |
CN108979692B (zh) * | 2018-09-20 | 2023-09-08 | 山东科技大学 | 一种新型增锚注浆锚杆及其施工方法 |
CN109723478A (zh) * | 2018-12-13 | 2019-05-07 | 郑州大学 | 一种预应力锚杆支护锚固装置及方法 |
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2019
- 2019-08-20 CN CN201910767275.0A patent/CN110512603B/zh not_active Expired - Fee Related
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Publication number | Publication date |
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CN110512603A (zh) | 2019-11-29 |
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SE01 | Entry into force of request for substantive examination | ||
CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: Jiang Ping Inventor after: Yang Yuetang Inventor after: Li Hongzhong Inventor after: Shen Xiaoniu Inventor before: Shen Xiaoniu |
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TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20210119 Address after: 430000, No. 473, Wuluo Road, Wuchang District, Wuhan City, Hubei Province Applicant after: HUBEI GEOLOGICAL SURVEY FOUNDATION ENGINEERING Co.,Ltd. Address before: No. 68, qiaoxia Road, Jianggan District, Hangzhou City, Zhejiang Province, 310016 Applicant before: Shen Xiaoniu |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210209 |