CN105370656B - 液压冲击装置 - Google Patents

液压冲击装置 Download PDF

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Publication number
CN105370656B
CN105370656B CN201510511859.3A CN201510511859A CN105370656B CN 105370656 B CN105370656 B CN 105370656B CN 201510511859 A CN201510511859 A CN 201510511859A CN 105370656 B CN105370656 B CN 105370656B
Authority
CN
China
Prior art keywords
port
piston
hydraulic
control passage
valve
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
CN201510511859.3A
Other languages
English (en)
Chinese (zh)
Other versions
CN105370656A (zh
Inventor
亚科·哈马莱宁
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.)
Christopher Co
Original Assignee
Christopher Co
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 Christopher Co filed Critical Christopher Co
Publication of CN105370656A publication Critical patent/CN105370656A/zh
Application granted granted Critical
Publication of CN105370656B publication Critical patent/CN105370656B/zh
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Classifications

    • 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
    • B25D17/00—Details of, or accessories for, portable power-driven percussive tools
    • B25D17/06—Hammer pistons; Anvils ; Guide-sleeves for pistons
    • 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
    • B25D2217/00—Details of, or accessories for, portable power-driven percussive tools
    • B25D2217/0011—Details of anvils, guide-sleeves or pistons
    • B25D2217/0019—Guide-sleeves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D2250/00—General details of portable percussive tools; Components used in portable percussive tools
    • B25D2250/231—Sleeve details
    • 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
    • E21B1/12—Percussion drilling with a reciprocating impulse member
    • E21B1/24—Percussion drilling with a reciprocating impulse member the impulse member being a piston driven directly by fluid pressure
    • E21B1/26—Percussion drilling with a reciprocating impulse member the impulse member being a piston driven directly by fluid pressure by liquid pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Actuator (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Earth Drilling (AREA)
  • Percussive Tools And Related Accessories (AREA)
CN201510511859.3A 2014-08-19 2015-08-19 液压冲击装置 Active CN105370656B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP14181371.7A EP2987945B1 (fr) 2014-08-19 2014-08-19 Marteau ä coup hydraulique
EP14181371.7 2014-08-19

Publications (2)

Publication Number Publication Date
CN105370656A CN105370656A (zh) 2016-03-02
CN105370656B true CN105370656B (zh) 2018-01-02

Family

ID=51383578

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510511859.3A Active CN105370656B (zh) 2014-08-19 2015-08-19 液压冲击装置

Country Status (3)

Country Link
US (1) US20160053541A1 (fr)
EP (1) EP2987945B1 (fr)
CN (1) CN105370656B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102317232B1 (ko) * 2020-01-08 2021-10-22 주식회사 현대에버다임 유압 브레이커

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5277264A (en) * 1992-01-15 1994-01-11 Soosan Heavy Industries Co., Ltd. Hydropneumatic hammer
DE69024978T2 (de) * 1990-07-12 1996-12-12 G Drill Ab Gesteinsbohrgerät mit hydraulischem antrieb im bohrloch
US5715897A (en) * 1993-12-13 1998-02-10 G-Drill Ab In-hole rock drilling machine with a hydraulic impact motor
CN2813870Y (zh) * 2005-08-12 2006-09-06 李和平 液压冲击、钻孔双功能凿岩机
CN102094577A (zh) * 2010-12-09 2011-06-15 刘国经 芯阀射吸式液压潜孔锤

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4172411A (en) * 1976-06-09 1979-10-30 Mitsui Engineering & Shipbuilding Co., Ltd. Hydraulic hammer
FR2647870B1 (fr) * 1989-06-06 1991-09-06 Eimco Secoma Appareil de percussion hydraulique avec dispositif d'amortissement des ondes de choc en retour
SE526252C2 (sv) * 2003-03-26 2005-08-09 Wassara Ab Hydraulisk borrsträngsanordning
US6799641B1 (en) * 2003-06-20 2004-10-05 Atlas Copco Ab Percussive drill with adjustable flow control

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69024978T2 (de) * 1990-07-12 1996-12-12 G Drill Ab Gesteinsbohrgerät mit hydraulischem antrieb im bohrloch
US5277264A (en) * 1992-01-15 1994-01-11 Soosan Heavy Industries Co., Ltd. Hydropneumatic hammer
US5715897A (en) * 1993-12-13 1998-02-10 G-Drill Ab In-hole rock drilling machine with a hydraulic impact motor
CN2813870Y (zh) * 2005-08-12 2006-09-06 李和平 液压冲击、钻孔双功能凿岩机
CN102094577A (zh) * 2010-12-09 2011-06-15 刘国经 芯阀射吸式液压潜孔锤

Also Published As

Publication number Publication date
EP2987945A1 (fr) 2016-02-24
EP2987945B1 (fr) 2018-01-31
US20160053541A1 (en) 2016-02-25
CN105370656A (zh) 2016-03-02

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