ZA202105645B - Threaded coupling for percussion drill bit - Google Patents

Threaded coupling for percussion drill bit

Info

Publication number
ZA202105645B
ZA202105645B ZA2021/05645A ZA202105645A ZA202105645B ZA 202105645 B ZA202105645 B ZA 202105645B ZA 2021/05645 A ZA2021/05645 A ZA 2021/05645A ZA 202105645 A ZA202105645 A ZA 202105645A ZA 202105645 B ZA202105645 B ZA 202105645B
Authority
ZA
South Africa
Prior art keywords
drill bit
threaded coupling
percussion drill
percussion
threaded
Prior art date
Application number
ZA2021/05645A
Other languages
English (en)
Inventor
Jing Yao James
Original Assignee
Jing Yao James
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Jing Yao James filed Critical Jing Yao James
Publication of ZA202105645B publication Critical patent/ZA202105645B/en

Links

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
    • E21B17/0426—Threaded with a threaded cylindrical portion, e.g. for percussion rods
    • 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
    • E21B10/00—Drill bits
    • E21B10/36—Percussion drill bits
    • E21B10/38—Percussion drill bits characterised by conduits or nozzles for drilling fluids
    • 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
    • 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
    • E21B10/00—Drill bits
    • E21B10/36—Percussion drill bits
    • 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
    • E21B10/00—Drill bits
    • E21B10/42—Rotary drag type drill bits with teeth, blades or like cutting elements, e.g. fork-type bits, fish tail bits
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
    • B23G2210/00—Details of threads produced
    • B23G2210/44—Threads having a trapezoidal profile

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)
ZA2021/05645A 2019-02-06 2021-08-10 Threaded coupling for percussion drill bit ZA202105645B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US16/268,677 US11199056B2 (en) 2019-02-06 2019-02-06 Threaded coupling for percussion drill bit
PCT/IB2020/000078 WO2020161542A1 (en) 2019-02-06 2020-02-06 Threaded coupling for percussion drill bit

Publications (1)

Publication Number Publication Date
ZA202105645B true ZA202105645B (en) 2023-06-28

Family

ID=71836297

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA2021/05645A ZA202105645B (en) 2019-02-06 2021-08-10 Threaded coupling for percussion drill bit

Country Status (10)

Country Link
US (1) US11199056B2 (enExample)
EP (1) EP3921502B1 (enExample)
JP (1) JP7489598B2 (enExample)
KR (1) KR102833667B1 (enExample)
CN (1) CN113692474B (enExample)
AU (1) AU2020218143B2 (enExample)
CA (1) CA3129126C (enExample)
FI (1) FI3921502T3 (enExample)
WO (1) WO2020161542A1 (enExample)
ZA (1) ZA202105645B (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112943120B (zh) * 2021-04-22 2022-11-15 中国铁建重工集团股份有限公司 一种凿岩钻孔装置
EP4183975B1 (en) * 2021-11-19 2024-05-15 Sandvik Mining and Construction Tools AB Thread pitch
EP4650561A1 (en) * 2024-05-15 2025-11-19 Sandvik Mining and Construction Tools AB Tilted ellipse thread bottom

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE401232B (sv) 1970-05-04 1978-04-24 Sandvik Ab Gengad forbindning for slagborrstenger
US4332502A (en) 1977-01-11 1982-06-01 Padley & Venables Limited Apparatus for use in drilling
SE469602B (sv) * 1985-04-04 1993-08-02 Sandvik Ab Skarvgaenga foer slagborrning
SE460550B (sv) 1986-07-15 1989-10-23 Sandvik Ab Gaengad foerbindning foer slagborrstaenger
US5163523A (en) * 1990-05-29 1992-11-17 Sandvik Rock Tools, Inc. Screw thread structure for percussion drill driver sub and case
AUPO445897A0 (en) * 1997-01-06 1997-01-30 Boart Longyear Inc. Straight hole drilling system
SE514113C2 (sv) * 1998-03-23 2001-01-08 Sandvik Ab Bergborrverktyg för slående borrning och rymmare avsedd att ingå i verktyget
SE514137C2 (sv) * 1998-03-24 2001-01-08 Sandvik Ab Gängförband för slående borrning, han- och hondel för att ingå i ett gängförband för slående borrning samt metod för att tillverka en produkt med en gänga för att ingå i ett gängförband för slående borrning
CA2234040A1 (en) * 1998-04-03 1999-10-03 Uli Walther Screw for use as a fastener in fibrous material such as wood
JP3402219B2 (ja) * 1998-09-30 2003-05-06 三菱マテリアル株式会社 掘削工具
JP3772591B2 (ja) * 1999-06-21 2006-05-10 三菱マテリアル株式会社 ケーシングパイプの連結構造
SE516651C2 (sv) * 1999-11-26 2002-02-05 Sandvik Ab Gängförband för slående borrning, en handel och en hondel
US6682101B2 (en) * 2002-03-06 2004-01-27 Beverly Watts Ramos Wedgethread pipe connection
SE524155C2 (sv) 2002-05-22 2004-07-06 Atlas Copco Secoroc Ab Gängförband för borrsträng för slående bergborrning
SE0201989L (sv) * 2002-06-27 2003-05-20 Sandvik Ab Handel, borrkrona och gängförband för slående bergborrning
SE0402026L (sv) 2004-08-17 2006-01-17 Sandvik Intellectual Property Bergborrkrona och gängförband för slående bergborrning
RU2008149702A (ru) 2006-05-17 2010-06-27 Сандвик Интеллекчуал Проперти Аб (Se) Верхнеударный инструмент для сверления камня, стержень сверла и соединительный рукав
CN101196102A (zh) * 2007-11-05 2008-06-11 周嘉陵 一种改进的异型半螺丝桩及钻杆结构
CN101566048B (zh) * 2008-04-23 2013-05-01 长年Tm公司 双钢冲击钻杆
CN101576112B (zh) * 2009-04-03 2011-06-22 孙中强 通过螺栓及连接件材质组合提高螺栓疲劳强度的方法
CN101571035B (zh) * 2009-06-17 2013-02-27 北京中煤矿山工程有限公司 锯齿形钻杆接头螺纹
FR2952993B1 (fr) * 2009-11-20 2011-12-16 Vallourec Mannesmann Oil & Gas Joint filete
JP6020286B2 (ja) * 2013-03-26 2016-11-02 三菱マテリアル株式会社 掘削工具のネジ継手構造、及び掘削工具
PL2845992T3 (pl) * 2013-09-09 2016-07-29 Sandvik Intellectual Property Kolumna wiertnicza ze złączem odpornym na zginanie
US10160033B2 (en) * 2014-06-23 2018-12-25 Schlumberger Technology Corporation Cold rolling devices and cold rolled rotary shouldered connection threads
CN208152957U (zh) 2018-05-04 2018-11-27 贵州迈锐钻探设备制造有限公司 钻头组件以及掘进凿岩钻具

Also Published As

Publication number Publication date
KR102833667B1 (ko) 2025-07-14
CN113692474A (zh) 2021-11-23
EP3921502A4 (en) 2022-06-22
AU2020218143B2 (en) 2024-04-04
CA3129126C (en) 2025-05-27
EP3921502A1 (en) 2021-12-15
WO2020161542A1 (en) 2020-08-13
US20200248510A1 (en) 2020-08-06
JP2022519260A (ja) 2022-03-22
CN113692474B (zh) 2024-08-13
AU2020218143A1 (en) 2021-08-26
CA3129126A1 (en) 2020-08-13
KR20210137022A (ko) 2021-11-17
FI3921502T3 (fi) 2024-01-24
JP7489598B2 (ja) 2024-05-24
US11199056B2 (en) 2021-12-14
EP3921502B1 (en) 2023-11-08

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