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PE20181871A1 - EXPANDABLE ROCK BOLT WITH FIXING INDICATOR - Google Patents

EXPANDABLE ROCK BOLT WITH FIXING INDICATOR

Info

Publication number
PE20181871A1
PE20181871A1 PE2018002053A PE2018002053A PE20181871A1 PE 20181871 A1 PE20181871 A1 PE 20181871A1 PE 2018002053 A PE2018002053 A PE 2018002053A PE 2018002053 A PE2018002053 A PE 2018002053A PE 20181871 A1 PE20181871 A1 PE 20181871A1
Authority
PE
Peru
Prior art keywords
indicator
expandable rock
rock bolt
fixing indicator
expansion body
Prior art date
Application number
PE2018002053A
Other languages
Spanish (es)
Inventor
Vladimir Chrobak
Original Assignee
Dsi Underground Ip Holdings Luxembourg Sarl
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 Dsi Underground Ip Holdings Luxembourg Sarl filed Critical Dsi Underground Ip Holdings Luxembourg Sarl
Publication of PE20181871A1 publication Critical patent/PE20181871A1/en

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
    • E21D21/0026—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts
    • E21D21/0073—Anchoring-bolts having an inflatable sleeve, e.g. hollow sleeve expanded by a fluid
    • 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
    • E21D21/0093—Accessories

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Structural Engineering (AREA)
  • Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
  • Piles And Underground Anchors (AREA)
  • Earth Drilling (AREA)
  • Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
  • Road Signs Or Road Markings (AREA)
  • Joining Of Building Structures In Genera (AREA)

Abstract

Un perno para roca expansible que se forma con un cuerpo de expansion (2) cuya seccion transversal tiene una forma deformada que forma en la superficie al menos una muesca longitudinal (21) cuyos extremos se adquieren con tapas (3) con un componente de llenado en un lado de entrada y un componente de extremo en un lado de salida, donde la esencia de la invencion es que se encuentra equipado con al menos un indicador (5) de sujecion el cual se forma con un tubo hueco (51) el cual se fabrica de material elasticamente compresible y el cual se coloca en la pared del cuerpo de expansion (2) a lo largo del cual se saca el indicador (5) en el lado visible para la varilla mientras que al menos en una parte de una cavidad interna (512) del tubo (51) del indicador (5) se coloca el medio de indicacion.A bolt for expandable rock that is formed with an expansion body (2) whose cross section has a deformed shape that forms on the surface at least one longitudinal notch (21) whose ends are acquired with caps (3) with a filling component on an inlet side and an end component on an outlet side, where the essence of the invention is that it is equipped with at least one clamping indicator (5) which is formed with a hollow tube (51) which It is made of elastically compressible material and which is placed on the wall of the expansion body (2) along which the indicator (5) is removed on the side visible for the rod while at least in a part of a cavity internal (512) of the tube (51) of the indicator (5) the indicating means is placed.

PE2018002053A 2016-04-28 2016-09-26 EXPANDABLE ROCK BOLT WITH FIXING INDICATOR PE20181871A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CZ2016-244A CZ306774B6 (en) 2016-04-28 2016-04-28 An expandable rock bolt with a clamping indicator

Publications (1)

Publication Number Publication Date
PE20181871A1 true PE20181871A1 (en) 2018-12-05

Family

ID=57249835

Family Applications (1)

Application Number Title Priority Date Filing Date
PE2018002053A PE20181871A1 (en) 2016-04-28 2016-09-26 EXPANDABLE ROCK BOLT WITH FIXING INDICATOR

Country Status (11)

Country Link
US (1) US20190162068A1 (en)
EP (1) EP3449097A1 (en)
AU (1) AU2016404403A1 (en)
BR (1) BR112018015591B1 (en)
CA (1) CA3013035C (en)
CZ (1) CZ306774B6 (en)
MX (1) MX2018013018A (en)
PE (1) PE20181871A1 (en)
RU (1) RU2703014C1 (en)
WO (1) WO2017187219A1 (en)
ZA (1) ZA201804755B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108737790B (en) * 2018-06-11 2020-04-17 山西华鑫电气有限公司 Coal flow monitoring method based on image information acquisition
EP3748122A1 (en) 2019-06-04 2020-12-09 Sandvik Mining and Construction Tools AB A tension indicator for a rock bolt
ES2965301T3 (en) 2020-05-14 2024-04-12 Sandvik Mining And Construction Tools Ab A tension indicator for a rock bolt

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3104645A (en) * 1961-03-22 1963-09-24 Harrison Henry Bolt stress indicator
US4103771A (en) * 1976-06-11 1978-08-01 Rexnord Inc. Detecting resin cure
SU1776808A1 (en) * 1989-11-28 1992-11-23 Norilsk Gorno Metall Method for controlling fastening of anchor in hole
JP3810710B2 (en) * 2002-07-03 2006-08-16 島田 巌乃 Axial force meter
SE525179C2 (en) 2003-05-12 2004-12-21 Atlas Copco Rock Drills Ab Method and control system for pressure expandable rock bolts
WO2005003609A1 (en) 2003-07-01 2005-01-13 David Charles Tyrer Hydraulic fluid inlet valve
JP2005232761A (en) 2004-02-19 2005-09-02 Oyo Keisoku Kogyo Kk Method for measuring sectional stress of expansion lock bolt
CA2575710C (en) * 2004-09-20 2009-11-24 Atlas Copco Mai Gmbh An elongate element tensioning member
JP2007308990A (en) * 2006-05-19 2007-11-29 Oyo Corp Tunnel construction method and tunnel where the method is implemented
AU2008327529B2 (en) * 2007-11-21 2014-11-20 Robert Custers Hydraulically inflatable rock anchor with pressure indicator
RU2443867C1 (en) * 2010-08-23 2012-02-27 Государственное образовательное учреждение высшего профессионального образования Московский государственный горный университет (МГГУ) Method to control engagement of bolting with rock massif and device for its realisation
CA2872252C (en) 2012-05-22 2019-06-18 Atlas Copco Canada Inc. Rock bolt and method of installing a rock bolt
AU2013204292B2 (en) * 2012-11-07 2016-11-03 DSI Underground Australia Pty Limited Rock bolt assembly
CZ25706U1 (en) * 2013-06-21 2013-07-29 Jennmar Multitex S.R.O. Expandable rock attachment bolt
WO2015176081A2 (en) 2014-05-15 2015-11-19 Ncm Innovations (Pty) Ltd Breather tube indicator

Also Published As

Publication number Publication date
EP3449097A1 (en) 2019-03-06
CA3013035A1 (en) 2017-11-02
AU2016404403A1 (en) 2018-08-09
WO2017187219A1 (en) 2017-11-02
CA3013035C (en) 2021-01-26
CZ2016244A3 (en) 2017-06-28
ZA201804755B (en) 2019-04-24
BR112018015591B1 (en) 2022-08-30
US20190162068A1 (en) 2019-05-30
RU2703014C1 (en) 2019-10-15
BR112018015591A2 (en) 2018-12-26
CZ306774B6 (en) 2017-06-28
MX2018013018A (en) 2019-11-07

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