CA2832165C - Device for rock- and concrete machining - Google Patents

Device for rock- and concrete machining Download PDF

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Publication number
CA2832165C
CA2832165C CA2832165A CA2832165A CA2832165C CA 2832165 C CA2832165 C CA 2832165C CA 2832165 A CA2832165 A CA 2832165A CA 2832165 A CA2832165 A CA 2832165A CA 2832165 C CA2832165 C CA 2832165C
Authority
CA
Canada
Prior art keywords
impact mechanism
piston
mechanism according
chambers
drive chambers
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
CA2832165A
Other languages
English (en)
French (fr)
Other versions
CA2832165A1 (en
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 CA2832165A1 publication Critical patent/CA2832165A1/en
Application granted granted Critical
Publication of CA2832165C publication Critical patent/CA2832165C/en
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
    • B25D9/06—Means for driving the impulse member
    • B25D9/12—Means for driving the impulse member comprising a built-in liquid motor, i.e. the tool being driven by hydraulic pressure
    • B25D9/125—Means for driving the impulse member comprising a built-in liquid motor, i.e. the tool being driven by hydraulic pressure driven directly by liquid pressure working with pulses
    • 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
    • B25D9/04—Portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously of the hammer piston type, i.e. in which the tool bit or anvil is hit by an impulse member
    • 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
    • B25D9/06—Means for driving the impulse member
    • B25D9/12—Means for driving the impulse member comprising a built-in liquid motor, i.e. the tool being driven by hydraulic pressure
    • 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
    • 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
    • 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
    • B25D9/16—Valve arrangements therefor
    • B25D9/18—Valve arrangements therefor involving a piston-type slide valve
    • 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
    • E21B1/00—Percussion drilling
    • E21B1/38—Hammer piston type, i.e. in which the tool bit or anvil is hit by an impulse member
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Portable Nailing Machines And Staplers (AREA)
  • Fluid-Pressure Circuits (AREA)
CA2832165A 2011-04-05 2012-04-03 Device for rock- and concrete machining Active CA2832165C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE1100252-4 2011-04-05
SE1100252A SE536289C2 (sv) 2011-04-05 2011-04-05 Hydrauliska slagverk för berg- eller betongavverkande utrustning samt borr- och brytutrustning
PCT/SE2012/050365 WO2012138287A1 (en) 2011-04-05 2012-04-03 Device for rock- and concrete machining

Publications (2)

Publication Number Publication Date
CA2832165A1 CA2832165A1 (en) 2012-10-11
CA2832165C true CA2832165C (en) 2019-03-05

Family

ID=46969444

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2832165A Active CA2832165C (en) 2011-04-05 2012-04-03 Device for rock- and concrete machining

Country Status (10)

Country Link
US (1) US9724813B2 (https=)
EP (1) EP2694251B1 (https=)
JP (1) JP5974078B2 (https=)
CN (1) CN103459095B (https=)
AU (1) AU2012240637B2 (https=)
CA (1) CA2832165C (https=)
ES (1) ES2638140T3 (https=)
SE (1) SE536289C2 (https=)
WO (1) WO2012138287A1 (https=)
ZA (1) ZA201305715B (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2515569A (en) * 2013-06-28 2014-12-31 Mincon Internat Multi-accumulator arrangement for hydraulic percussion mechanism
KR102317232B1 (ko) * 2020-01-08 2021-10-22 주식회사 현대에버다임 유압 브레이커
ES3053390T3 (en) 2022-02-24 2026-01-21 T Rig Ltd Hydraulic impact mechanism for use in equipment for processing rock and concrete
US12601142B2 (en) * 2024-09-27 2026-04-14 Caterpillar Inc. Hydraulic hammer with integrated oil or fluid filter

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1553598A (en) 1922-04-28 1925-09-15 Frederick D Cooley Pneumatic hammer
US1849208A (en) 1928-02-25 1932-03-15 Cleveland Rock Drill Co Rock drill of the valveless type
US1748953A (en) 1928-05-03 1930-03-04 Cleveland Rock Drill Co Valveless rock drill
FR701725A (fr) * 1929-11-27 1931-03-21 Ingersoll Rand Co Outils à percussion à commande par fluide
FR716440A (fr) * 1931-05-02 1931-12-21 Cie Parisienne Outil Air Compr Perfectionnements aux marteaux, vibrateurs et outils analogues à air comprimé
US3444937A (en) 1967-06-07 1969-05-20 Vulcan Iron Works Boring apparatus with valveless impactor
US3620312A (en) * 1969-05-22 1971-11-16 Ingersoll Rand Co Rock drill
GB1396307A (en) 1971-05-11 1975-06-04 Af Hydraulics Hydraulic percussive implement
CA1071946A (en) 1975-10-24 1980-02-19 George A. Hibbard Rock drill
US4174010A (en) 1975-10-24 1979-11-13 Joy Manufacturing Company Rock drill
US4282937A (en) 1976-04-28 1981-08-11 Joy Manufacturing Company Hammer
US4550785A (en) * 1976-04-28 1985-11-05 Consolidated Technologies Corporation Hammer
AU520326B2 (en) * 1976-04-28 1982-01-28 Joy Manufacturing Company Oscillating motor
ES469097A1 (es) * 1978-03-31 1980-06-16 Crespo Jose T G Aparato hidraulico para producir impactos
US4658913A (en) * 1982-06-03 1987-04-21 Yantsen Ivan A Hydropneumatic percussive tool
SU1068591A1 (ru) 1982-11-30 1984-01-23 Специальное конструкторское бюро самоходного горного оборудования Гидравлический бесклапанный ударный механизм
BG38433A1 (en) * 1983-05-30 1985-12-16 Georgiev Hydraulic percussion mechanism
FI72178C (fi) 1983-10-28 1987-04-13 Tampella Oy Ab Med rotationsmaskineri foersedd tryckmediedriven slagborrmaskin.
US4921056A (en) 1987-04-23 1990-05-01 Ennis Melvyn S J Hammer drills for making boreholes
RU2013541C1 (ru) 1992-07-23 1994-05-30 Предприятие "ЭДМ" Восьмого творческо-производственного объединения Союза архитекторов Гидравлический бесклапанный ударный механизм
US5259462A (en) 1992-08-28 1993-11-09 Ingersoll-Rand Company Soft mount air distributor
US5944117A (en) 1997-05-07 1999-08-31 Eastern Driller's Manufacturing Co., Inc. Fluid actuated impact tool
DE10013270A1 (de) * 2000-03-17 2001-09-20 Krupp Berco Bautechnik Gmbh Fluidbetriebenes Schlagwerk
US8991515B2 (en) 2007-02-01 2015-03-31 J.H. Fletcher & Co. Fail-resistant hammer assembly for a valveless percussive drill

Also Published As

Publication number Publication date
JP5974078B2 (ja) 2016-08-23
CN103459095A (zh) 2013-12-18
EP2694251B1 (en) 2017-06-07
CA2832165A1 (en) 2012-10-11
EP2694251A4 (en) 2014-08-20
ZA201305715B (en) 2014-10-29
WO2012138287A1 (en) 2012-10-11
SE1100252A1 (sv) 2012-10-06
SE536289C2 (sv) 2013-08-06
ES2638140T3 (es) 2017-10-18
US9724813B2 (en) 2017-08-08
US20130327555A1 (en) 2013-12-12
CN103459095B (zh) 2016-04-27
AU2012240637B2 (en) 2017-06-22
EP2694251A1 (en) 2014-02-12
JP2014510646A (ja) 2014-05-01
AU2012240637A1 (en) 2013-10-17

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