JP6710990B2 - 地中孔壁の洗浄方法 - Google Patents
地中孔壁の洗浄方法 Download PDFInfo
- Publication number
- JP6710990B2 JP6710990B2 JP2016019208A JP2016019208A JP6710990B2 JP 6710990 B2 JP6710990 B2 JP 6710990B2 JP 2016019208 A JP2016019208 A JP 2016019208A JP 2016019208 A JP2016019208 A JP 2016019208A JP 6710990 B2 JP6710990 B2 JP 6710990B2
- Authority
- JP
- Japan
- Prior art keywords
- hole
- hole wall
- underground
- cleaning
- injection
- 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.)
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- 238000004140 cleaning Methods 0.000 title claims description 44
- 238000000034 method Methods 0.000 title claims description 35
- 238000002347 injection Methods 0.000 claims description 66
- 239000007924 injection Substances 0.000 claims description 66
- 230000000087 stabilizing effect Effects 0.000 claims description 60
- 239000000243 solution Substances 0.000 claims description 47
- 239000007788 liquid Substances 0.000 claims description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
- 239000004576 sand Substances 0.000 description 26
- 239000003673 groundwater Substances 0.000 description 19
- 239000000463 material Substances 0.000 description 11
- 238000009412 basement excavation Methods 0.000 description 7
- 238000007865 diluting Methods 0.000 description 7
- 239000010802 sludge Substances 0.000 description 7
- 238000005553 drilling Methods 0.000 description 6
- 230000005484 gravity Effects 0.000 description 6
- 238000005086 pumping Methods 0.000 description 6
- 239000000126 substance Substances 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 229920005862 polyol Polymers 0.000 description 1
- 150000003077 polyols Chemical class 0.000 description 1
- 229920001451 polypropylene glycol Polymers 0.000 description 1
- 229920003225 polyurethane elastomer Polymers 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
Landscapes
- Bulkheads Adapted To Foundation Construction (AREA)
Description
2 地中孔
3 ケーシング
31 スクリーン
4 フィルター材
5 揚水管
6 水中ポンプ
7 付着物
81 盛土層
82 粘性土層
83 帯水層
9 釜場
10 サンドポンプ
11 ボーリングマシン
111 ロッド
112 掘削翼
113 サンドポンプ
12 ガイドパイプ
13 注入管
14 噴射装置
141 サンドポンプ
142 噴射管
1421 噴射口
143 排泥管
1431 バルブ
144 噴射治具
1441 接続管
1442 噴射基端部
1443 接続具
145 噴射部材
15 安定液注入管
16 清掃具
161 枠材
162 突起部
B 安定液
D 希釈液
Claims (2)
- 安定液を注入しながら地盤を掘削して構築した地中孔を井戸として利用するための、地中孔壁の洗浄方法であって、
前記地中孔に対して、スクリーンを備えたケーシングを建て込む前に、前記安定液が内部に供給されると姿勢が直線状となり先端を孔壁に向ける屈曲自在なホースよりなる噴射部材を備えた噴射装置を前記地中孔に挿入し、
前記噴射部材の先端から孔壁に向けて噴射される安定液の水流により、前記地中孔壁の付着物を除去することを特徴とする地中孔壁の洗浄方法。 - 請求項1に記載の地中孔壁の洗浄方法において、
前記噴射装置に、平面視で放射状に突出する複数の突起部を備えた清掃具を設置し、
前記突起部の先端部を前記地中孔壁に当接させて、該地中孔壁の付着物を掻き取ることを特徴とする地中孔壁の洗浄方法。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016019208A JP6710990B2 (ja) | 2016-02-03 | 2016-02-03 | 地中孔壁の洗浄方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016019208A JP6710990B2 (ja) | 2016-02-03 | 2016-02-03 | 地中孔壁の洗浄方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2017137693A JP2017137693A (ja) | 2017-08-10 |
| JP6710990B2 true JP6710990B2 (ja) | 2020-06-17 |
Family
ID=59566740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2016019208A Active JP6710990B2 (ja) | 2016-02-03 | 2016-02-03 | 地中孔壁の洗浄方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP6710990B2 (ja) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2023019276A (ja) * | 2021-07-29 | 2023-02-09 | 清水建設株式会社 | 井戸の洗浄方法及び泥膜の除去方法 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2627866B2 (ja) * | 1994-05-16 | 1997-07-09 | 株式会社日さく | 井戸の洗浄方法 |
| JP3032597U (ja) * | 1996-06-18 | 1996-12-24 | 株式会社明間ボーリング | 坑内洗浄装置 |
| GB2353809B (en) * | 1999-08-31 | 2003-08-06 | Anthony Allen | A drillable casing brush |
| JP2002035708A (ja) * | 2000-07-21 | 2002-02-05 | Shinkyo Chisui Kk | 洗浄装置 |
| JP3560943B2 (ja) * | 2001-09-28 | 2004-09-02 | 有限会社藤原設備工業所 | 井戸洗浄工法および井戸洗浄装置 |
| JP3996462B2 (ja) * | 2002-07-23 | 2007-10-24 | 鹿島建設株式会社 | 孔壁の洗浄装置 |
| US9371716B2 (en) * | 2014-05-09 | 2016-06-21 | Chevron U.S.A. Inc. | Self-extendable hydraulic wellbore cleaning tool |
| CN204851179U (zh) * | 2015-07-13 | 2015-12-09 | 中国石油天然气股份有限公司 | 一种连续油管多相位清洗工具 |
-
2016
- 2016-02-03 JP JP2016019208A patent/JP6710990B2/ja active Active
Also Published As
| Publication number | Publication date |
|---|---|
| JP2017137693A (ja) | 2017-08-10 |
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