CN110847828B - 钻具外螺纹应力分散槽及其修复方法 - Google Patents
钻具外螺纹应力分散槽及其修复方法 Download PDFInfo
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- CN110847828B CN110847828B CN201911263520.0A CN201911263520A CN110847828B CN 110847828 B CN110847828 B CN 110847828B CN 201911263520 A CN201911263520 A CN 201911263520A CN 110847828 B CN110847828 B CN 110847828B
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- external thread
- stress dispersion
- dispersion groove
- groove
- drilling tool
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- 239000006185 dispersion Substances 0.000 title claims abstract description 124
- 238000005553 drilling Methods 0.000 title claims abstract description 44
- 238000000034 method Methods 0.000 title claims abstract description 24
- 230000008439 repair process Effects 0.000 claims abstract description 27
- 230000002035 prolonged effect Effects 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 230000008034 disappearance Effects 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 241001391944 Commicarpus scandens Species 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
- E21B17/042—Threaded
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201911263520.0A CN110847828B (zh) | 2019-12-11 | 2019-12-11 | 钻具外螺纹应力分散槽及其修复方法 |
Applications Claiming Priority (1)
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CN201911263520.0A CN110847828B (zh) | 2019-12-11 | 2019-12-11 | 钻具外螺纹应力分散槽及其修复方法 |
Publications (2)
Publication Number | Publication Date |
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CN110847828A CN110847828A (zh) | 2020-02-28 |
CN110847828B true CN110847828B (zh) | 2021-03-02 |
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CN201911263520.0A Active CN110847828B (zh) | 2019-12-11 | 2019-12-11 | 钻具外螺纹应力分散槽及其修复方法 |
Country Status (1)
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CN (1) | CN110847828B (zh) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USH1329H (en) * | 1992-04-28 | 1994-07-05 | Exxon Production Research Company | Drill collar connections |
MXPA02001524A (es) * | 1999-08-10 | 2003-07-21 | Hunting Oilfield Services Inc | Conexion de tuberias entrelazadas. |
US7193526B2 (en) * | 2003-07-02 | 2007-03-20 | Intelliserv, Inc. | Downhole tool |
CN201546638U (zh) * | 2009-11-30 | 2010-08-11 | 中原特钢股份有限公司 | 一种用于油田钻井的新型钻铤 |
CN202832275U (zh) * | 2012-10-26 | 2013-03-27 | 东北石油大学 | 一种可降低螺纹最大应力的新型钻铤 |
US9261207B1 (en) * | 2014-12-12 | 2016-02-16 | Precision Couplings, Llc | Coupling with anti-rotational element |
CN208763603U (zh) * | 2018-04-24 | 2019-04-19 | 汪勇 | 一种新型钻具内螺纹应力分散槽结构 |
-
2019
- 2019-12-11 CN CN201911263520.0A patent/CN110847828B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USH1329H (en) * | 1992-04-28 | 1994-07-05 | Exxon Production Research Company | Drill collar connections |
MXPA02001524A (es) * | 1999-08-10 | 2003-07-21 | Hunting Oilfield Services Inc | Conexion de tuberias entrelazadas. |
US7193526B2 (en) * | 2003-07-02 | 2007-03-20 | Intelliserv, Inc. | Downhole tool |
CN201546638U (zh) * | 2009-11-30 | 2010-08-11 | 中原特钢股份有限公司 | 一种用于油田钻井的新型钻铤 |
CN202832275U (zh) * | 2012-10-26 | 2013-03-27 | 东北石油大学 | 一种可降低螺纹最大应力的新型钻铤 |
US9261207B1 (en) * | 2014-12-12 | 2016-02-16 | Precision Couplings, Llc | Coupling with anti-rotational element |
CN208763603U (zh) * | 2018-04-24 | 2019-04-19 | 汪勇 | 一种新型钻具内螺纹应力分散槽结构 |
Non-Patent Citations (2)
Title |
---|
钻铤螺纹应力分散槽结构改进;马福保 等;《石油矿场机械》;20140425;第43卷(第4期);第61-64页 * |
钻铤连接螺纹断裂失效分析及结构优化;汤云霞 等;《石油矿场机械》;20090625;第38卷(第6期);第25-28页 * |
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CN110847828A (zh) | 2020-02-28 |
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CB03 | Change of inventor or designer information |
Inventor after: Li Bin Inventor after: Chen Liwei Inventor after: Zhang Qi Inventor after: Xu Wanyou Inventor after: Bai Yanming Inventor after: Zhao Feng Inventor after: He Wanqiang Inventor after: Wang Chuangju Inventor after: Li Congshan Inventor after: Gong Quan Inventor before: Li Bin Inventor before: Wang Chuangju Inventor before: Zhang Qi Inventor before: Li Congbin Inventor before: Gong Quan Inventor before: Bai Yanming Inventor before: He Wanqiang Inventor before: Xu Wanyou Inventor before: Zhao Feng Inventor before: Chen Liwei |
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