SE7910303L - Borrstrengshallare for en bergborrmaskin - Google Patents

Borrstrengshallare for en bergborrmaskin

Info

Publication number
SE7910303L
SE7910303L SE7910303A SE7910303A SE7910303L SE 7910303 L SE7910303 L SE 7910303L SE 7910303 A SE7910303 A SE 7910303A SE 7910303 A SE7910303 A SE 7910303A SE 7910303 L SE7910303 L SE 7910303L
Authority
SE
Sweden
Prior art keywords
jaws
drilling
hydraulic pressure
spring
hydraulically
Prior art date
Application number
SE7910303A
Other languages
English (en)
Inventor
J A Lagerstedt
Original Assignee
Atlas Copco 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 Atlas Copco Ab filed Critical Atlas Copco Ab
Priority to SE7910303A priority Critical patent/SE7910303L/sv
Publication of SE7910303L publication Critical patent/SE7910303L/sv

Links

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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/02—Drilling rigs characterised by means for land transport with their own drive, e.g. skid mounting or wheel mounting
    • E21B7/025—Rock drills, i.e. jumbo drills
    • 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
    • E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
    • E21B19/086—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods with a fluid-actuated cylinder
    • 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
    • E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/16—Connecting or disconnecting pipe couplings or joints
    • E21B19/161—Connecting or disconnecting pipe couplings or joints using a wrench or a spinner adapted to engage a circular section of pipe
    • E21B19/164—Connecting or disconnecting pipe couplings or joints using a wrench or a spinner adapted to engage a circular section of pipe motor actuated
    • 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
    • E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/24—Guiding or centralising devices for drilling rods or pipes

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)

Abstract

Patent krav 1.BorrstrangshAllarefbren bergborrmaskin innefattande tvA motst&ende backar (24,25) och en tryckfjader (49) operativt kopplad mellan backarna for att spanra ihop dessa till griplage, seat en forsta hydraulpAverkad kolvanordning (43) fOr att trycka ihop fjadern och tillAta backarna att foras isar,kannetecknad av en andra hydraulpfiverkad kolvanordning toppled mallan backarna •(24,25) far att pressa ihop dense i beroende as dat pd denna verkande hydraultrycket och en apordning (59,60) far att variabelt palagga detta hydraultryck.

Claims (1)

Patent krav
1. BorrstrangshAllarefbren bergborrmaskin innefattande tvA motst&ende backar (24,25) och en tryckfjader (49) operativt kopplad mellan backarna for att spanra ihop dessa till griplage, seat en forsta hydraulpAverkad kolvanordning (43) fOr att trycka ihop fjadern och tillAta backarna att foras isar,kannetecknad av en andra hydraulpfiverkad kolvanordning (57) toppled mallan backarna •(24,25) far att pressa ihop dense i beroende as dat pd denna verkande hydraultrycket och en apordning (59,60) far att variabelt palagga detta hydraultryck. Fig. Index
SE7910303A 1975-12-11 1979-12-15 Borrstrengshallare for en bergborrmaskin SE7910303L (sv)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SE7910303A SE7910303L (sv) 1975-12-11 1979-12-15 Borrstrengshallare for en bergborrmaskin

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE7513972A SE415117B (sv) 1975-12-11 1975-12-11 Borrstrengshallare for en bergborrmaskin
SE7910303A SE7910303L (sv) 1975-12-11 1979-12-15 Borrstrengshallare for en bergborrmaskin

Publications (1)

Publication Number Publication Date
SE7910303L true SE7910303L (sv) 1980-05-19

Family

ID=20326306

Family Applications (2)

Application Number Title Priority Date Filing Date
SE7513972A SE415117B (sv) 1975-12-11 1975-12-11 Borrstrengshallare for en bergborrmaskin
SE7910303A SE7910303L (sv) 1975-12-11 1979-12-15 Borrstrengshallare for en bergborrmaskin

Family Applications Before (1)

Application Number Title Priority Date Filing Date
SE7513972A SE415117B (sv) 1975-12-11 1975-12-11 Borrstrengshallare for en bergborrmaskin

Country Status (8)

Country Link
US (1) US4096608A (sv)
JP (1) JPS5278701A (sv)
AU (1) AU504635B2 (sv)
CA (1) CA1064899A (sv)
DE (1) DE2656210C3 (sv)
FR (1) FR2334814A1 (sv)
GB (1) GB1567020A (sv)
SE (2) SE415117B (sv)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4449592A (en) * 1981-03-23 1984-05-22 Cooper Industries, Inc. Automatic drill string section changer
US4519592A (en) * 1983-11-14 1985-05-28 Mobil Oil Corporation Device for holding formation cores for boring
FI74778C (sv) * 1986-04-21 1988-03-10 Tampella Oy Ab Stångstyrningsanordning för en skarvstångsborrningsutrustning.
JPH04275850A (ja) * 1991-02-28 1992-10-01 Nec Corp 位置決め機構
US5203408A (en) * 1991-12-02 1993-04-20 Frontier Oilfield Sales Ltd. Tool saver
US6023826A (en) * 1997-06-16 2000-02-15 Garlock Inc Valve packing compression apparatus
DE19738171A1 (de) * 1997-09-01 1999-03-04 Delmag Maschinenfabrik Bohrgerät
US5947657A (en) * 1998-08-14 1999-09-07 Kennametal Inc. Drill jig assembly having hydraulic chuck and drill guide with pilot bore
CA2338823C (en) * 2001-02-27 2004-07-06 Hy-Tech Drilling Ltd. Drilling apparatus
SE523629C2 (sv) * 2001-11-29 2004-05-04 Atlas Copco Rocktech Ab Griptång monterad på ett stöd för klämverkan mot en borrstång
SE0600880L (sv) * 2006-04-21 2007-10-22 Atlas Copco Rock Drills Ab Borrstödanordning med kolvcylinderanordning med en första och andra fluidcylinder och bergborrningsanordning inkluderande en sådan borrstödanordning
FI123117B (sv) * 2011-02-18 2012-11-15 Sandvik Mining & Constr Oy Styrningsanordning för styrning av ett borrör
SE537994C2 (sv) 2012-08-30 2016-01-26 Atlas Copco Rock Drills Ab Förfarande vid en borrstödsanordning, borrstödsanordning, fordon jämte datorprogram och datorprogramprodukt vid enborrstödsanordning
CN109209264A (zh) * 2018-10-24 2019-01-15 四川宏华石油设备有限公司 一种钻柱导向机械手

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2351887A (en) * 1943-05-10 1944-06-20 Shell Dev Power-actuated spider and slips
US2586784A (en) * 1950-02-23 1952-02-26 Joy Mfg Co Kelly drive for rotary drills
US2858893A (en) * 1956-09-18 1958-11-04 Kenneth E Waggener Apparatus for jarring well pipe
US2985455A (en) * 1960-03-07 1961-05-23 Vernon R Powell Tube gripping mechanism
SE341169B (sv) * 1970-06-15 1971-12-20 Atlas Copco Ab
US3692320A (en) * 1970-10-19 1972-09-19 Longyear Co E J Chuck apparatus

Also Published As

Publication number Publication date
SE7513972L (sv) 1977-06-12
SE415117B (sv) 1980-09-08
DE2656210B2 (de) 1979-01-11
AU504635B2 (en) 1979-10-18
DE2656210A1 (de) 1977-06-23
AU2047676A (en) 1978-06-15
FR2334814B1 (sv) 1983-05-06
GB1567020A (en) 1980-05-08
FR2334814A1 (fr) 1977-07-08
CA1064899A (en) 1979-10-23
US4096608A (en) 1978-06-27
DE2656210C3 (de) 1979-08-30
JPS5278701A (en) 1977-07-02

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