ZA200904448B - A deformable rock bolt - Google Patents

A deformable rock bolt

Info

Publication number
ZA200904448B
ZA200904448B ZA200904448A ZA200904448A ZA200904448B ZA 200904448 B ZA200904448 B ZA 200904448B ZA 200904448 A ZA200904448 A ZA 200904448A ZA 200904448 A ZA200904448 A ZA 200904448A ZA 200904448 B ZA200904448 B ZA 200904448B
Authority
ZA
South Africa
Prior art keywords
anchors
stem
borehole
rock bolt
portions
Prior art date
Application number
ZA200904448A
Other languages
English (en)
Inventor
Charlie Chunlin Li
Original Assignee
Dynamic Rock Support As
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 Dynamic Rock Support As filed Critical Dynamic Rock Support As
Publication of ZA200904448B publication Critical patent/ZA200904448B/xx

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
    • E21D21/008—Anchoring or tensioning means
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
    • E02D5/74—Means for anchoring structural elements or bulkheads
    • E02D5/80—Ground anchors
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D20/00—Setting anchoring-bolts
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
    • E21D21/0026—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
    • E21D21/0026—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts
    • E21D21/0046—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts formed by a plurality of elements arranged longitudinally
    • 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
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B13/00—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose
    • F16B13/02—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose in one piece with protrusions or ridges on the shaft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Engineering & Computer Science (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Piles And Underground Anchors (AREA)
  • Dowels (AREA)
  • Joining Of Building Structures In Genera (AREA)
  • Fuses (AREA)
ZA200904448A 2006-12-22 2007-12-21 A deformable rock bolt ZA200904448B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE0602799A SE532203C2 (sv) 2006-12-22 2006-12-22 En deformerbar bergbult

Publications (1)

Publication Number Publication Date
ZA200904448B true ZA200904448B (en) 2010-09-29

Family

ID=39203959

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200904448A ZA200904448B (en) 2006-12-22 2007-12-21 A deformable rock bolt

Country Status (19)

Country Link
US (1) US8337120B2 (no)
EP (1) EP2094944B1 (no)
JP (2) JP5777282B2 (no)
KR (1) KR101142635B1 (no)
CN (1) CN101720379B (no)
AT (1) ATE455933T1 (no)
AU (1) AU2007338947B2 (no)
BR (1) BRPI0720592B1 (no)
CA (1) CA2682332C (no)
DE (1) DE602007004521D1 (no)
ES (1) ES2340341T3 (no)
MX (1) MX2009006804A (no)
NO (3) NO331088B1 (no)
PL (1) PL2094944T3 (no)
PT (1) PT2094944E (no)
RU (1) RU2407894C1 (no)
SE (1) SE532203C2 (no)
WO (1) WO2008079021A1 (no)
ZA (1) ZA200904448B (no)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8807877B1 (en) * 2008-09-19 2014-08-19 Rhino Technologies Llc Tensionable spiral bolt with resin nut and related methods
NO332912B1 (no) * 2008-12-23 2013-01-28 Dynamic Rock Support As Forbedret bergbolt med plogende ankere
US8899883B2 (en) 2009-12-22 2014-12-02 Denis Champaigne Anchor tendon with selectively deformable portions
SE535627C2 (sv) * 2010-05-26 2012-10-23 Luossavaara Kiirunavaara Ab Bergbult
CN101943013A (zh) * 2010-09-09 2011-01-12 中南大学 一种巷道岩爆的动静组合支护方法
US8882680B2 (en) 2011-12-02 2014-11-11 Interscope, Inc. Insertable endoscopic instrument for tissue removal
US9204868B2 (en) 2011-12-02 2015-12-08 Interscope, Inc. Methods and apparatus for removing material from within a mammalian cavity using an insertable endoscopic instrument
US9808146B2 (en) 2011-12-02 2017-11-07 Interscope, Inc. Endoscopic tool for debriding and removing polyps
US8753042B1 (en) * 2012-12-04 2014-06-17 Drill Tie Systems, Inc. Drill tie stake
USD719798S1 (en) 2012-12-04 2014-12-23 Drill Tie Systems, Inc. Drill tie stake
US9206622B2 (en) * 2013-03-14 2015-12-08 Flexible Security Llc Energy absorbing lock systems and methods
US10286251B2 (en) * 2013-05-06 2019-05-14 Dynepic Sports Llc Load distributing grip handle
CL2014001002A1 (es) * 2013-12-12 2014-11-28 Ncm Innovations Pty Ltd Perno de anclaje en roca que incluye un cuerpo cilindrico alargado que tiene, un primer extremo distal y un segundo extremo proximal opuesto, una porcion roscada en el segundo extremo, un primer anclaje situado en o al menos parcialmente situado en una primera porcion de extremo del cuerpo, un segundo anclaje, una primera porcion de vastago entre el primer y el segundo anclaje.
CN103850696B (zh) * 2014-01-22 2016-04-13 山东科技大学 多段锚固式砂浆锚杆及其锚固方法
CN103953375A (zh) * 2014-04-14 2014-07-30 东北大学 一种具有弹性让压及大阻尼特性的组合式锚杆
CN104018863A (zh) * 2014-05-16 2014-09-03 山东科技大学 一种多段膨胀让压预应力注浆锚杆及其使用方法
SE539627C2 (sv) * 2015-01-23 2017-10-24 Bergteamet Ab Dynamisk bergbult och förfarande för tillverkening av i sådan ingående dragstång.
WO2016181219A1 (en) 2015-05-08 2016-11-17 Normet International Ltd. Locally anchored self-drilling hollow rock bolt
USD835977S1 (en) * 2016-02-08 2018-12-18 Ncm Innovation (Pty) Ltd. Grout anchored rock bolt
US10941657B2 (en) * 2016-07-12 2021-03-09 Fci Holdings Delaware, Inc. Corrosion resistant yieldable bolt
RU2724176C1 (ru) * 2017-01-09 2020-06-22 Минова Интернэшнл Лимитед Составной деформируемый скальный анкер с улучшенным диапазоном деформаций
CN107084893B (zh) * 2017-06-14 2023-03-10 西安工业大学 一种节理岩体锚杆动载荷试验装置
US10982542B2 (en) * 2017-09-15 2021-04-20 Rand York Castings (Pty) Limited Rock bolt
CN107893673A (zh) * 2017-11-01 2018-04-10 中国科学院武汉岩土力学研究所 一种抗岩爆和大变形翼式挤压型吸能锚杆
AU2019216876A1 (en) * 2018-02-08 2020-09-03 DSI Underground Australia Pty Limited Rock bolt
JP7049851B2 (ja) 2018-02-14 2022-04-07 三菱造船株式会社 船舶
SE543815C2 (sv) * 2018-03-05 2021-08-03 Nybergs Mekaniska Verkst Ab Adaptivt och momentant beläggande av skyddande barriärer på ett bergförstärkningselement
GB201807373D0 (en) 2018-05-04 2018-06-20 Norwegian Univ Of Science And Technology Rock bolts
BR112020022524A2 (pt) * 2018-05-11 2021-02-02 Epiroc Drilling Tools Ab método de garantia de falha controlada de barra de tirante
CA3148758A1 (en) * 2019-08-06 2021-02-11 Jason WASLEY "friction stabilizer"
CN114607428B (zh) * 2022-03-08 2024-06-11 长江水利委员会长江科学院 一种用于软岩加固的内锚式可伸缩锚杆及应用方法

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3394527A (en) * 1967-07-24 1968-07-30 American Cyanamid Co Reinforcing anisotropic non-homogeneous engineering structures
US4129007A (en) * 1977-08-04 1978-12-12 Celtite, Inc. Anchor device for resin anchor system
JPS5550104U (no) * 1978-09-22 1980-04-02
US4360292A (en) * 1980-05-28 1982-11-23 Keeler Andrew L Grouted strand anchor and method of making same
DE3504543C1 (de) 1985-02-11 1986-05-15 Bochumer Eisenhütte Heintzmann GmbH & Co KG, 4630 Bochum Klebeanker
US4784530A (en) * 1986-09-16 1988-11-15 Price Jr Stanley J Roof bolt apparatus
EP0351668B1 (de) * 1988-07-15 1992-10-14 Mächtle GmbH Fassadendübel
CN2092604U (zh) * 1991-05-24 1992-01-08 煤炭科学研究总院杭州环境保护研究所 可控式金属伸长锚杆
US5230589A (en) 1992-03-23 1993-07-27 Gillespie Harvey D Mine roof bolt
US5273377A (en) * 1992-11-30 1993-12-28 Taylor Alton E Roof bolt
US5511909A (en) * 1994-06-07 1996-04-30 Jennmar Corporation Cable bolt and method of use in supporting a rock formation
US5919006A (en) * 1997-02-14 1999-07-06 Jennmar Corporation Tensionable cable bolt with mixing assembly
AUPP367598A0 (en) 1998-05-22 1998-06-18 Industrial Rollformers Pty Limited Rock bolt and method of forming a rock bolt
DE10131818C1 (de) 2000-10-20 2003-02-13 Rudolf Seiz Bohrinjektionsanker mit mantelseitig vorgesehenen Erhebungen und/oder Ausnehmungen
CN2470538Y (zh) * 2001-03-08 2002-01-09 张延策 新型锚杆
AUPS310802A0 (en) * 2002-06-21 2002-07-11 Industrial Rollformers Pty Limited Yielding cable bolt
AU2003204831B2 (en) 2002-06-21 2009-02-05 Minova Australia Pty Limited Yielding strata bolt
CN2591229Y (zh) * 2002-12-06 2003-12-10 李国富 一种可伸长可回收全锚固锚杆
AU2002953368A0 (en) * 2002-12-16 2003-01-09 Garford Pty Ltd A yielding rock bolt
AU2003904006A0 (en) 2003-08-01 2003-08-14 Garford Pty Ltd Improved cable bolt
CA2944579C (en) * 2003-12-17 2020-04-07 Terrasimco Inc. Toughened polyethylene terephthalate
US20050158127A1 (en) * 2004-01-21 2005-07-21 Fergusson Jeffrey R. Yielding strata bolt
JP2006299546A (ja) 2005-04-18 2006-11-02 Usei Sho ロックボルト

Also Published As

Publication number Publication date
MX2009006804A (es) 2009-10-08
NO342673B1 (no) 2018-06-25
CN101720379A (zh) 2010-06-02
BRPI0720592B1 (pt) 2017-11-28
AU2007338947B2 (en) 2010-08-05
EP2094944B1 (en) 2010-01-20
NO20110667L (no) 2008-06-23
EP2094944A1 (en) 2009-09-02
ATE455933T1 (de) 2010-02-15
JP5777282B2 (ja) 2015-09-09
JP2010513763A (ja) 2010-04-30
KR101142635B1 (ko) 2012-05-11
US20100021245A1 (en) 2010-01-28
NO20120439L (no) 2008-06-23
JP5825330B2 (ja) 2015-12-02
NO20070320L (no) 2008-06-23
NO332393B1 (no) 2012-09-10
BRPI0720592A2 (pt) 2014-02-25
CN101720379B (zh) 2012-07-18
ES2340341T3 (es) 2010-06-01
KR20090117701A (ko) 2009-11-12
CA2682332A1 (en) 2008-07-03
SE532203C2 (sv) 2009-11-10
PL2094944T3 (pl) 2010-08-31
JP2014055502A (ja) 2014-03-27
AU2007338947A1 (en) 2008-07-03
RU2407894C1 (ru) 2010-12-27
SE0602799L (sv) 2008-06-23
CA2682332C (en) 2010-03-23
WO2008079021A1 (en) 2008-07-03
PT2094944E (pt) 2010-04-23
US8337120B2 (en) 2012-12-25
DE602007004521D1 (de) 2010-03-11
NO331088B1 (no) 2011-10-03

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