CL2025003599A1 - Un perno de roca. - Google Patents

Un perno de roca.

Info

Publication number
CL2025003599A1
CL2025003599A1 CL2025003599A CL2025003599A CL2025003599A1 CL 2025003599 A1 CL2025003599 A1 CL 2025003599A1 CL 2025003599 A CL2025003599 A CL 2025003599A CL 2025003599 A CL2025003599 A CL 2025003599A CL 2025003599 A1 CL2025003599 A1 CL 2025003599A1
Authority
CL
Chile
Prior art keywords
tube
tendon
hook
projection
expanding mechanism
Prior art date
Application number
CL2025003599A
Other languages
English (en)
Inventor
Rataj Mietek
Weaver Steven
Original Assignee
Sandvik Mining And Construction Australia Production/Supply Pty Ltd
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 Sandvik Mining And Construction Australia Production/Supply Pty Ltd filed Critical Sandvik Mining And Construction Australia Production/Supply Pty Ltd
Publication of CL2025003599A1 publication Critical patent/CL2025003599A1/es

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
    • E21D21/0033—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts having a jacket or outer tube
    • 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
    • E21D21/004—Bolts held in the borehole by friction all along their length, without additional fixing means
    • 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
    • F16B13/04—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front
    • F16B13/06—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front combined with expanding sleeve
    • F16B13/063—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front combined with expanding sleeve by the use of an expander
    • 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
    • E21D21/0086—Bearing plates
    • 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
    • F16B2013/008—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose used for mining purposes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Piles And Underground Anchors (AREA)
  • Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)

Abstract

Un perno de roca 40 que comprende: un tubo alargado, generalmente circular 41, el tubo tiene un extremo delantero 13 y un extremo trasero (42), un mecanismo expansor 15 dispuesto dentro del tubo en la región del extremo delantero 13, un tendón alargado 44 dispuesto longitudinalmente dentro del tubo 41 y conectado en o hacia un primer extremo del tendón 44 con el mecanismo expansor 15 y conectado en o hacia un segundo extremo opuesto del tendón 44 con un dispositivo de anclaje 46 situado en el extremo trasero 42 del tubo 41, el tendón 44 tiene una proyección 56 que se extiende radialmente y que está situada entre el mecanismo expansor 15 y el dispositivo de anclaje 46, y el tubo 41 tiene un gancho 58, el gancho 58 tiene una abertura 62 a través de la cual se extiende el tendón 44 y la proyección 56 tiene una dimensión radial demasiado grande para pasar a través de la abertura 62, en el que el gancho 58 está fijado en su posición dentro del tubo 41 entre la proyección del tendón 56 y el extremo trasero 42 del tubo 41.
CL2025003599A 2023-05-23 2025-11-18 Un perno de roca. CL2025003599A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP23174806.2A EP4467769A1 (en) 2023-05-23 2023-05-23 A rock bolt

Publications (1)

Publication Number Publication Date
CL2025003599A1 true CL2025003599A1 (es) 2026-03-27

Family

ID=86497857

Family Applications (1)

Application Number Title Priority Date Filing Date
CL2025003599A CL2025003599A1 (es) 2023-05-23 2025-11-18 Un perno de roca.

Country Status (5)

Country Link
EP (1) EP4467769A1 (es)
CN (1) CN121079486A (es)
AU (1) AU2024276657A1 (es)
CL (1) CL2025003599A1 (es)
WO (1) WO2024239065A1 (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN120251591B (zh) * 2025-06-06 2025-08-22 瑞安市亿品不锈钢制品有限公司 一种水下作业用不锈钢膨胀螺栓及其密封安装方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2820010A1 (en) * 2004-06-30 2005-12-30 Dywidag Systems International, Canada, Ltd Yieldable rock fastener system and method
ES2798073T3 (es) 2009-03-10 2020-12-09 Sandvik Intellectual Property Perno de fricción
WO2015189146A2 (en) 2014-06-13 2015-12-17 Sandvik Intellectual Property Ab Friction bolt
AU2016202822A1 (en) 2015-05-04 2016-11-24 Dywidag-Systems International Pty Limited Friction bolt assembly
WO2017093138A1 (en) * 2015-11-30 2017-06-08 Sandvik Intellectual Property Ab Friction bolt
AU2016101727A4 (en) 2016-09-26 2016-11-03 Fci Holdings Delaware, Inc. Rock bolt
PE20200119A1 (es) * 2017-05-07 2020-01-16 Epiroc Holdings South Africa Pty Ltd Conjunto de perno para roca con protector contra fallos
AU2018265326B2 (en) 2017-05-11 2023-06-08 Sandvik Intellectual Property Ab Friction rock bolt

Also Published As

Publication number Publication date
EP4467769A1 (en) 2024-11-27
CN121079486A (zh) 2025-12-05
AU2024276657A1 (en) 2025-10-16
WO2024239065A1 (en) 2024-11-28

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