CN101575854B - 一种高压旋喷扩大头锚杆及其施工方法 - Google Patents
一种高压旋喷扩大头锚杆及其施工方法 Download PDFInfo
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- CN101575854B CN101575854B CN2009100229043A CN200910022904A CN101575854B CN 101575854 B CN101575854 B CN 101575854B CN 2009100229043 A CN2009100229043 A CN 2009100229043A CN 200910022904 A CN200910022904 A CN 200910022904A CN 101575854 B CN101575854 B CN 101575854B
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- Prior art keywords
- pressure
- spray head
- anchor
- rotating spray
- drilling rod
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- 238000010276 construction Methods 0.000 title claims abstract description 38
- 238000005553 drilling Methods 0.000 claims abstract description 72
- 239000007921 spray Substances 0.000 claims abstract description 67
- 239000002689 soil Substances 0.000 claims abstract description 20
- 238000005520 cutting process Methods 0.000 claims abstract description 19
- 239000004576 sand Substances 0.000 claims abstract description 18
- 230000000694 effects Effects 0.000 claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
- 239000004568 cement Substances 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 13
- 230000015572 biosynthetic process Effects 0.000 claims description 11
- 230000003014 reinforcing effect Effects 0.000 claims description 10
- 238000002347 injection Methods 0.000 claims description 7
- 239000007924 injection Substances 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 5
- 238000007493 shaping process Methods 0.000 claims description 5
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 4
- 229910001294 Reinforcing steel Inorganic materials 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 3
- 238000007569 slipcasting Methods 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Images
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- Piles And Underground Anchors (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
Description
Claims (5)
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CN2009100229043A CN101575854B (zh) | 2009-06-10 | 2009-06-10 | 一种高压旋喷扩大头锚杆及其施工方法 |
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CN2009100229043A CN101575854B (zh) | 2009-06-10 | 2009-06-10 | 一种高压旋喷扩大头锚杆及其施工方法 |
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CN101575854A CN101575854A (zh) | 2009-11-11 |
CN101575854B true CN101575854B (zh) | 2010-10-20 |
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CN2009100229043A Expired - Fee Related CN101575854B (zh) | 2009-06-10 | 2009-06-10 | 一种高压旋喷扩大头锚杆及其施工方法 |
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Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102465529A (zh) * | 2010-11-08 | 2012-05-23 | 邹宗煊 | 一种桩端锚筋自动扩展大头波浪边旋喷锚桩及其工法 |
CN103883332B (zh) * | 2014-02-28 | 2016-08-17 | 北京市市政工程研究院 | 粉细砂地层加固方法及装置 |
CN104032737B (zh) * | 2014-05-21 | 2016-05-04 | 苏州市能工基础工程有限责任公司 | 压力分散型扩大头锚杆的施工方法及结构 |
CN104074188A (zh) * | 2014-06-18 | 2014-10-01 | 宏扬建设有限公司 | 水泥砂浆压注机及压注砂浆锚杆施工方法 |
CN106087992B (zh) * | 2016-06-30 | 2017-11-07 | 青岛蓝天创先科技服务有限公司 | 不会塌孔的高压射水钻进并扩孔的锚杆桩 |
CN107165002A (zh) * | 2017-05-17 | 2017-09-15 | 中铁西北科学研究院有限公司 | 一种注浆设备及其施工方法 |
CN107386283A (zh) * | 2017-07-19 | 2017-11-24 | 中铁四局集团市政工程有限公司 | 一种适用于淤泥夹砂层的锚杆施工方法 |
CN109322624B (zh) * | 2018-10-29 | 2022-08-26 | 武大巨成结构股份有限公司 | 一种锚固孔孔底扩孔装置 |
CN111042117A (zh) * | 2019-12-04 | 2020-04-21 | 中铁十四局集团大盾构工程有限公司 | 一种旋喷锚杆桩施工方法 |
CN111676969A (zh) * | 2020-05-29 | 2020-09-18 | 重庆建工第四建设有限责任公司 | 基坑囊式扩大头锚索支护结构及施工方法 |
CN113565535B (zh) * | 2021-07-10 | 2023-08-22 | 海通建设集团有限公司 | 一种高压旋喷锚索结构 |
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- 2009-06-10 CN CN2009100229043A patent/CN101575854B/zh not_active Expired - Fee Related
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GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: China JK Institute of Engineering Investigation and Design Assignor: SHANXI ZHONGJI GEOTECHNICAL ENGINEERING Co.,Ltd. Contract record no.: 2012610000041 Denomination of invention: High-pressure jet grouting enlarged footing anchor rod and construction method thereof Granted publication date: 20101020 License type: Exclusive License Open date: 20091111 Record date: 20120410 |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101020 |