JPH08511313A - 非ダブテール型かみ合いクサビ状ネジ山を有する管連結部 - Google Patents
非ダブテール型かみ合いクサビ状ネジ山を有する管連結部Info
- Publication number
- JPH08511313A JPH08511313A JP7502193A JP50219395A JPH08511313A JP H08511313 A JPH08511313 A JP H08511313A JP 7502193 A JP7502193 A JP 7502193A JP 50219395 A JP50219395 A JP 50219395A JP H08511313 A JPH08511313 A JP H08511313A
- Authority
- JP
- Japan
- Prior art keywords
- thread
- screw thread
- wedge
- stub
- threads
- 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.)
- Granted
Links
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 description 7
- 238000005553 drilling Methods 0.000 description 6
- 239000003129 oil well Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L15/00—Screw-threaded joints; Forms of screw-threads for such joints
- F16L15/06—Screw-threaded joints; Forms of screw-threads for such joints characterised by the shape of the screw-thread
-
- 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)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Fluid Mechanics (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1. ネジ山を有するピン部材がネジ山を有するボックス部材に係合し、前記 部材の前記ネジ山が螺旋状に巻かれるに従って前記クサビ状ネジ山の荷重側面と スタブ側面が相互に離間してクサビ状ネジ山断面形状を成し、前記クサビ状ネジ 山は負の荷重側面と正のスタブ側面とを含み、前記クサビ状ネジ山は完全メイク ・アップに際して、ねじりメイク・アップに抵抗する支持応力をネジ山の全長に わたって分布する事によってネジ山の全長にわたってトルク荷重を分布しまたネ ジ山を密封し、ピン部材がボックス部材に対して組立てられる際に、回転メイク ・アップ前に前記クサビ状ネジ山の前記正のスタブ側面がピン部材をボックス部 材に対して自己定心させる事を特徴とする管連結部。 2. 前記正のスタブ側面は連結部の軸線に対して、前記負の荷重側面よりも 大きな角度で傾斜し、かみ合いネジ山形状を成す事を特徴とする請求項1に記載 の管連結部。 3. クサビ状ネジ山の完全メイク・アップ前にネジ山の谷底と頂部とが放射 方向に締まりばめする事を特徴とする請求項1または2に記載の管状連結部。 4. 回転メイク・アップの完了前に多数のネジ山が係合するようにピン部材 をボックス部材に対して定心す るためピン部材の末端に配置された急角度パイロットコーンを含む事を特徴とす る請求項1に記載の管状連結部。 5. 連結部材軸線に対する前記パイロットコーンの角度範囲が15°乃至4 5°である事を特徴とする請求項4に記載の管状連結部。 6. 連結部の回転メイク・アップの前にネジ山の少なくとも半分が係合する 事を特徴とする請求項4に記載の連結部。 7. ネジ山を有するピン部材がネジ山を有するボックス部材に係合し、前記 部材の前記ネジ山が螺旋状に巻かれるに従って前記クサビ状ネジ山の荷重側面と スタブ側面が相互に離間してクサビ状ネジ山断面形状を成し、前記クサビ状ネジ 山は正の荷重側面と負のスタブ側面とを含み、前記クサビ状ネジ山は完全メイク ・アップに際して、ねじりメイク・アップ力に抵抗する支持応力をネジ山の全長 にわたって分布する事によってネジ山の全長にわたってトルク荷重を分布しまた ネジ山を密封し、分解に際してピン部材がボックス部材から後退させられる際に 、前記クサビ状ネジ山の前記正の荷重側面がピン部材をボックス部材に対して自 己定心させる事を特徴とする管連結部。 8. 前記負のスタブ側面は連結部の軸線に対して前記正の荷重側面より小さ い角度を成してかみ合いネジ山断面形状を成す事を特徴とする請求項7に記載の 管連結 部。 9. クサビの完全メイク・アップ前に放射方向に締まりばめするネジ山谷底 と頂部とを含む事を特徴とする請求項7または8のいずれかに記載の管連結部。
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US078,995 | 1993-06-15 | ||
US08/078,995 | 1993-06-15 | ||
US08/078,995 US5454605A (en) | 1993-06-15 | 1993-06-15 | Tool joint connection with interlocking wedge threads |
PCT/US1994/006736 WO1994029627A1 (en) | 1993-06-15 | 1994-06-13 | Pipe connection with non-dovetail interlocking wedge threads |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH08511313A true JPH08511313A (ja) | 1996-11-26 |
JP3210021B2 JP3210021B2 (ja) | 2001-09-17 |
Family
ID=22147461
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50219395A Expired - Lifetime JP3210021B2 (ja) | 1993-06-15 | 1994-06-13 | 非ダブテール型かみ合いクサビ状ネジ山を有する管連結部 |
Country Status (5)
Country | Link |
---|---|
US (1) | US5454605A (ja) |
EP (1) | EP0686244B1 (ja) |
JP (1) | JP3210021B2 (ja) |
DE (1) | DE69413011T2 (ja) |
WO (1) | WO1994029627A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012526931A (ja) * | 2009-05-12 | 2012-11-01 | ヴァルレック・マンネスマン・オイル・アンド・ガス・フランス | 炭化水素井戸の掘削と運転のためのねじ付き接続構造を作るためのセットおよびそのねじ付き接続構造 |
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FR2599811B1 (fr) * | 1986-06-04 | 1988-11-10 | Vallourec | Joint pour tubes filetes travaillant a la compression axiale et utilisable dans l'industrie du petrole |
US4822081A (en) * | 1987-03-23 | 1989-04-18 | Xl Systems | Driveable threaded tubular connection |
US5092635A (en) * | 1990-04-27 | 1992-03-03 | Baker Hughes Incorporated | Buttress thread form |
US5462315A (en) * | 1992-03-09 | 1995-10-31 | Marubeni Tubulars, Inc. | Stabilized center-shoulder-sealed tubular connection |
-
1993
- 1993-06-15 US US08/078,995 patent/US5454605A/en not_active Expired - Lifetime
-
1994
- 1994-06-13 DE DE69413011T patent/DE69413011T2/de not_active Expired - Lifetime
- 1994-06-13 JP JP50219395A patent/JP3210021B2/ja not_active Expired - Lifetime
- 1994-06-13 EP EP94920206A patent/EP0686244B1/en not_active Expired - Lifetime
- 1994-06-13 WO PCT/US1994/006736 patent/WO1994029627A1/en active IP Right Grant
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012526931A (ja) * | 2009-05-12 | 2012-11-01 | ヴァルレック・マンネスマン・オイル・アンド・ガス・フランス | 炭化水素井戸の掘削と運転のためのねじ付き接続構造を作るためのセットおよびそのねじ付き接続構造 |
US8925975B2 (en) | 2009-05-12 | 2015-01-06 | Vallourec Oil And Gas France | Set for producing a threaded connection for drilling and operating hydrocarbon wells, and resulting threaded connection |
Also Published As
Publication number | Publication date |
---|---|
DE69413011T2 (de) | 1999-01-21 |
EP0686244A1 (en) | 1995-12-13 |
US5454605A (en) | 1995-10-03 |
DE69413011D1 (de) | 1998-10-08 |
WO1994029627A1 (en) | 1994-12-22 |
JP3210021B2 (ja) | 2001-09-17 |
EP0686244B1 (en) | 1998-09-02 |
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