CN104481423B - 一种抗拉弯双向气密封钻杆接头 - Google Patents
一种抗拉弯双向气密封钻杆接头 Download PDFInfo
- Publication number
- CN104481423B CN104481423B CN201410816845.8A CN201410816845A CN104481423B CN 104481423 B CN104481423 B CN 104481423B CN 201410816845 A CN201410816845 A CN 201410816845A CN 104481423 B CN104481423 B CN 104481423B
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- China
- Prior art keywords
- circular bead
- bead surface
- sealing
- thread
- curved
- Prior art date
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Links
- 238000005452 bending Methods 0.000 title abstract description 12
- 230000002457 bidirectional effect Effects 0.000 title abstract 6
- 238000007789 sealing Methods 0.000 claims abstract description 80
- 239000011324 bead Substances 0.000 claims abstract description 45
- 230000007704 transition Effects 0.000 claims abstract description 16
- 239000002184 metal Substances 0.000 claims abstract description 14
- 230000004323 axial length Effects 0.000 claims description 6
- 239000003292 glue Substances 0.000 claims 1
- 238000005553 drilling Methods 0.000 abstract description 9
- 238000006073 displacement reaction Methods 0.000 abstract 1
- 239000012530 fluid Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000009977 dual effect Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
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
Landscapes
- 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)
- Gasket Seals (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410816845.8A CN104481423B (zh) | 2014-12-25 | 2014-12-25 | 一种抗拉弯双向气密封钻杆接头 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410816845.8A CN104481423B (zh) | 2014-12-25 | 2014-12-25 | 一种抗拉弯双向气密封钻杆接头 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104481423A CN104481423A (zh) | 2015-04-01 |
CN104481423B true CN104481423B (zh) | 2017-02-22 |
Family
ID=52756015
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410816845.8A Active CN104481423B (zh) | 2014-12-25 | 2014-12-25 | 一种抗拉弯双向气密封钻杆接头 |
Country Status (1)
Country | Link |
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CN (1) | CN104481423B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112824642A (zh) * | 2019-11-20 | 2021-05-21 | 宝山钢铁股份有限公司 | 一种高抗粘扣性能的偏梯形螺纹接头 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5944552B2 (ja) * | 1981-05-14 | 1984-10-30 | 新日本製鐵株式会社 | 高気密性油井管用ネジ継手 |
CN2764923Y (zh) * | 2005-01-31 | 2006-03-15 | 宝山钢铁股份有限公司 | 双台肩气密封钻杆接头 |
CN201100098Y (zh) * | 2007-08-22 | 2008-08-13 | 上海海隆石油管材研究所 | 曲面对接双台肩高抗扭钻杆接头 |
CN101975032B (zh) * | 2010-10-28 | 2012-08-29 | 华东理工大学 | 一种密封性能良好的高效抗扭钻杆接头 |
CN103556955B (zh) * | 2013-11-01 | 2016-08-17 | 南通永大管业股份有限公司 | 一种高密封性油管的密封部结构 |
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2014
- 2014-12-25 CN CN201410816845.8A patent/CN104481423B/zh active Active
Also Published As
Publication number | Publication date |
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CN104481423A (zh) | 2015-04-01 |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20180108 Address after: 200237 Meilong Road, Shanghai, No. 130, No. Co-patentee after: Shanghai Hilong Drill Pipe Co., Ltd. Patentee after: East China University of Science and Technology Co-patentee after: Shanghai Hailong Petroleum Pipe Material Institute Co-patentee after: Oceanic rise oil drilling tools (Wuxi) Co., Ltd Address before: 200237 Meilong Road, Shanghai, No. 130, No. Co-patentee before: Shanghai Hilong Drill Pipe Co., Ltd. Patentee before: East China University of Science and Technology Co-patentee before: Shanghai Hailong Petroleum Pipe Material Institute |