FR2634817B1 - Dispositif pour commander des moyens hydrauliques d'actionnement dans une fleche de forage de roche et une structure de fleche analogue - Google Patents

Dispositif pour commander des moyens hydrauliques d'actionnement dans une fleche de forage de roche et une structure de fleche analogue

Info

Publication number
FR2634817B1
FR2634817B1 FR898910052A FR8910052A FR2634817B1 FR 2634817 B1 FR2634817 B1 FR 2634817B1 FR 898910052 A FR898910052 A FR 898910052A FR 8910052 A FR8910052 A FR 8910052A FR 2634817 B1 FR2634817 B1 FR 2634817B1
Authority
FR
France
Prior art keywords
boom
analog
operating means
rock drill
hydraulic operating
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.)
Expired - Lifetime
Application number
FR898910052A
Other languages
English (en)
French (fr)
Other versions
FR2634817A1 (fr
Inventor
Rauno Rajala
Juha Piipponen
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.)
Tampella Oy AB
Original Assignee
Tampella Oy 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 Tampella Oy AB filed Critical Tampella Oy AB
Publication of FR2634817A1 publication Critical patent/FR2634817A1/fr
Application granted granted Critical
Publication of FR2634817B1 publication Critical patent/FR2634817B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • E21B7/022—Control of the drilling operation; Hydraulic or pneumatic means for activation or operation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/003—Systems with load-holding valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/50—Pressure control
    • F15B2211/505—Pressure control characterised by the type of pressure control means
    • F15B2211/50509—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means
    • F15B2211/50545—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means using braking valves to maintain a back pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Earth Drilling (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
FR898910052A 1988-07-27 1989-07-26 Dispositif pour commander des moyens hydrauliques d'actionnement dans une fleche de forage de roche et une structure de fleche analogue Expired - Lifetime FR2634817B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI883528A FI83256C (fi) 1988-07-27 1988-07-27 Anordning foer anvaendning av hydrauliska manoeveranordningar i en bergborrsbom.

Publications (2)

Publication Number Publication Date
FR2634817A1 FR2634817A1 (fr) 1990-02-02
FR2634817B1 true FR2634817B1 (fr) 1992-06-19

Family

ID=8526868

Family Applications (1)

Application Number Title Priority Date Filing Date
FR898910052A Expired - Lifetime FR2634817B1 (fr) 1988-07-27 1989-07-26 Dispositif pour commander des moyens hydrauliques d'actionnement dans une fleche de forage de roche et une structure de fleche analogue

Country Status (14)

Country Link
JP (1) JPH02217586A (de)
CN (1) CN1039870A (de)
AT (1) AT393870B (de)
AU (1) AU615088B2 (de)
CA (1) CA1331126C (de)
CH (1) CH680813A5 (de)
DE (1) DE3924469A1 (de)
FI (1) FI83256C (de)
FR (1) FR2634817B1 (de)
GB (1) GB2224081B (de)
IT (1) IT1235268B (de)
NO (1) NO178837C (de)
SE (1) SE469570B (de)
ZA (1) ZA895494B (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4118822A1 (de) * 1991-06-07 1992-12-10 Rexroth Mannesmann Gmbh Steuereinrichtung zur zu- und abfuehrung von arbeitsfluessigkeit bei einem hydraulischen arbeitsraum
DE4436548C2 (de) * 1994-10-13 2000-12-21 Mannesmann Rexroth Ag Ventilanordnung zur Betätigung eines hydraulischen Verbrauchers
KR100474259B1 (ko) * 1996-11-26 2005-06-20 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 건설기계의작업장치용실린더를위한유압장치
DE102007049604B4 (de) * 2007-10-16 2014-08-21 Marco Systemanalyse Und Entwicklung Gmbh Ventilanordnung
EP2341253B8 (de) * 2010-01-05 2013-10-16 Nem S.R.L. Hydraulische Vorsteuereinrichtung
IT202100021647A1 (it) * 2021-08-10 2023-02-10 Omt Group S P A Dispositivo fluidodinamico di controllo, per attuatori a doppio effetto

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT303647B (de) * 1970-06-23 1972-12-11 Boehler & Co Ag Geb Bohrstütze
FR2459895A1 (fr) * 1979-06-25 1981-01-16 Secoma Dispositif d'alimentation et de commande a distance pour une pluralite de recepteurs hydrauliques disposes sur un meme engin
JPS57501588A (de) * 1980-10-17 1982-09-02
DE3044144A1 (de) * 1980-11-24 1982-09-09 Linde Ag, 6200 Wiesbaden Hydrostatisches antriebssystem mit einer einstellbaren pumpe und mehreren verbrauchern
FI79884C (fi) * 1988-06-03 1990-03-12 Tampella Oy Ab Foerfarande och anordning foer borrning av ett haol i berg.

Also Published As

Publication number Publication date
GB2224081A (en) 1990-04-25
SE8902602L (sv) 1990-01-28
FI83256B (fi) 1991-02-28
AU615088B2 (en) 1991-09-19
CH680813A5 (de) 1992-11-13
FI883528A (fi) 1990-01-28
NO893044D0 (no) 1989-07-26
FI883528A0 (fi) 1988-07-27
NO178837B (no) 1996-03-04
SE8902602D0 (sv) 1989-07-26
DE3924469A1 (de) 1990-02-01
CA1331126C (en) 1994-08-02
FI83256C (fi) 1991-06-10
CN1039870A (zh) 1990-02-21
FR2634817A1 (fr) 1990-02-02
GB8916311D0 (en) 1989-08-31
NO178837C (no) 1996-06-12
AU3828989A (en) 1990-02-01
ZA895494B (en) 1990-04-25
NO893044L (no) 1990-01-29
IT8921291A0 (it) 1989-07-25
SE469570B (sv) 1993-07-26
JPH02217586A (ja) 1990-08-30
ATA179889A (de) 1991-06-15
AT393870B (de) 1991-12-27
IT1235268B (it) 1992-06-26
GB2224081B (en) 1992-09-16

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Legal Events

Date Code Title Description
ST Notification of lapse