EP3938614C0 - Anordnung, bohrmaschine und verfahren zur steuerung der bewegungsgeschwindigkeit eines klopfelements einer bohrmaschine - Google Patents

Anordnung, bohrmaschine und verfahren zur steuerung der bewegungsgeschwindigkeit eines klopfelements einer bohrmaschine

Info

Publication number
EP3938614C0
EP3938614C0 EP20723576.3A EP20723576A EP3938614C0 EP 3938614 C0 EP3938614 C0 EP 3938614C0 EP 20723576 A EP20723576 A EP 20723576A EP 3938614 C0 EP3938614 C0 EP 3938614C0
Authority
EP
European Patent Office
Prior art keywords
drilling machine
arrangement
control
movement speed
percussive element
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.)
Active
Application number
EP20723576.3A
Other languages
English (en)
French (fr)
Other versions
EP3938614B1 (de
EP3938614A1 (de
Inventor
Maria Pettersson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Epiroc Rock Drills AB
Original Assignee
Epiroc Rock Drills AB
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 Epiroc Rock Drills AB filed Critical Epiroc Rock Drills AB
Publication of EP3938614A1 publication Critical patent/EP3938614A1/de
Application granted granted Critical
Publication of EP3938614C0 publication Critical patent/EP3938614C0/de
Publication of EP3938614B1 publication Critical patent/EP3938614B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D9/00—Portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously
    • B25D9/14—Control devices for the reciprocating piston
    • B25D9/145—Control devices for the reciprocating piston for hydraulically actuated hammers having an accumulator
    • 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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/06—Down-hole impacting means, e.g. hammers
    • E21B4/14—Fluid operated hammers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D9/00—Portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously
    • B25D9/14—Control devices for the reciprocating piston
    • B25D9/26—Control devices for adjusting the stroke of the piston or the force or frequency of impact thereof
    • 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
    • E21B6/00—Drives for drilling with combined rotary and percussive action

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Automation & Control Theory (AREA)
  • Earth Drilling (AREA)
EP20723576.3A 2019-03-14 2020-03-09 Anordnung, bohrmaschine und verfahren zur steuerung der bewegungsgeschwindigkeit eines klopfelements einer bohrmaschine Active EP3938614B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE1950321A SE543394C2 (sv) 2019-03-14 2019-03-14 Arrangemang, borrmaskin och förfarande för att styra förflyttningshastigheten hos en borrmaskins slagorgan
PCT/SE2020/050255 WO2020185149A1 (en) 2019-03-14 2020-03-09 Arrangement, drilling machine and method to control the movement speed of a percussive element of a drilling machine

Publications (3)

Publication Number Publication Date
EP3938614A1 EP3938614A1 (de) 2022-01-19
EP3938614C0 true EP3938614C0 (de) 2023-06-07
EP3938614B1 EP3938614B1 (de) 2023-06-07

Family

ID=70482752

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20723576.3A Active EP3938614B1 (de) 2019-03-14 2020-03-09 Anordnung, bohrmaschine und verfahren zur steuerung der bewegungsgeschwindigkeit eines klopfelements einer bohrmaschine

Country Status (3)

Country Link
EP (1) EP3938614B1 (de)
SE (1) SE543394C2 (de)
WO (1) WO2020185149A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2620417A (en) * 2022-07-07 2024-01-10 Rotojar Innovations Ltd Drilling apparatus

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE392830B (sv) * 1975-03-18 1977-04-25 Atlas Copco Ab Anordning vid bergborrmaskiner for dempning av rekylen fran ett till maskinen anslutet arbetsverktyg
US4363365A (en) * 1980-03-03 1982-12-14 Nikolaev Igor V Impact tool with damping chambers
SE458672B (sv) * 1986-02-28 1989-04-24 Atlas Copco Ab Hydrauliskt slagverk foer en bergborrmaskin
FI861851A (fi) * 1986-05-02 1987-11-03 Tampella Oy Ab Anordning foer ett axiallager i en borrmaskin.
SE8604362L (sv) * 1986-10-15 1988-04-16 Atlas Copco Ab Dempanordning vid en slaende bergborrmaskin
FR2647870B1 (fr) * 1989-06-06 1991-09-06 Eimco Secoma Appareil de percussion hydraulique avec dispositif d'amortissement des ondes de choc en retour
SE530571C2 (sv) * 2006-11-16 2008-07-08 Atlas Copco Rock Drills Ab Bergborrningsförfarande och bergborrningsmaskin
SE532464C2 (sv) * 2007-04-11 2010-01-26 Atlas Copco Rock Drills Ab Metod, anordning och bergborrningsrigg för styrning av åtminstone en borrparameter
SE536758C2 (sv) * 2012-11-28 2014-07-15 Atlas Copco Rock Drills Ab Slagverk till en hydraulisk bergborrmaskin, förfarande för drift av ett slagverk och hydraulisk bergborrmaskin inkluderande ett slagverk

Also Published As

Publication number Publication date
SE543394C2 (sv) 2020-12-29
EP3938614B1 (de) 2023-06-07
EP3938614A1 (de) 2022-01-19
SE1950321A1 (sv) 2020-09-15
WO2020185149A1 (en) 2020-09-17

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