EP3842374A1 - Gelenkauslegerkran für den offshore-einsatz - Google Patents
Gelenkauslegerkran für den offshore-einsatz Download PDFInfo
- Publication number
- EP3842374A1 EP3842374A1 EP20216117.0A EP20216117A EP3842374A1 EP 3842374 A1 EP3842374 A1 EP 3842374A1 EP 20216117 A EP20216117 A EP 20216117A EP 3842374 A1 EP3842374 A1 EP 3842374A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- boom
- downstream
- upstream
- linear actuator
- articulated
- 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.)
- Granted
Links
- 238000011144 upstream manufacturing Methods 0.000 claims description 76
- 241000239290 Araneae Species 0.000 claims description 6
- 230000003071 parasitic effect Effects 0.000 description 6
- 229940082150 encore Drugs 0.000 description 5
- 238000005452 bending Methods 0.000 description 3
- 241001417494 Sciaenidae Species 0.000 description 2
- 244000045947 parasite Species 0.000 description 2
- 210000003625 skull Anatomy 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/18—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes
- B66C23/36—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes mounted on road or rail vehicles; Manually-movable jib-cranes for use in workshops; Floating cranes
- B66C23/52—Floating cranes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/18—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes
- B66C23/36—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes mounted on road or rail vehicles; Manually-movable jib-cranes for use in workshops; Floating cranes
- B66C23/42—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes mounted on road or rail vehicles; Manually-movable jib-cranes for use in workshops; Floating cranes with jibs of adjustable configuration, e.g. foldable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/54—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes with pneumatic or hydraulic motors, e.g. for actuating jib-cranes on tractors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/64—Jibs
- B66C23/68—Jibs foldable or otherwise adjustable in configuration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/84—Slewing gear
Definitions
- the present invention relates to the technical field of maritime cranes, and in particular that of articulated boom cranes for offshore application.
- such an articulated boom conventionally comprises two successive arrows: a support boom and a terminal boom.
- the support boom (commonly called “hand boom” in English) is conventionally articulated on a support structure.
- the terminal boom (commonly called “jib” in English) is itself conventionally articulated on the support boom.
- the second jacks are conventionally located between the facing faces of the two parts of the articulated boom: the upstream end of the cylinder is secured to the main boom and the downstream end of the rod is secured to the articulated boom .
- the support structure and the upstream end of the main boom cooperate by means of upstream articulation means defining an upstream articulation axis.
- downstream end of the main boom and the upstream end of the terminal boom cooperate by means of downstream articulation means defining a downstream articulation axis.
- the upstream and downstream articulation axes advantageously extend parallel to one another.
- said at least downstream linear actuator is secured to, on the one hand, one of the side faces of the support arm and, on the other hand, one of the side faces of said end boom.
- Such a configuration has the particular advantage of providing an improved lever arm between the main boom and the end boom.
- This new design also makes it possible to increase the angle of articulation between the parts of the articulated boom.
- downstream linear actuator also improves the ability of the articulated boom to support a load in a given position, particularly when the downstream linear actuator is fully retracted or fully extended.
- the present invention also relates to a machine for offshore application, equipped with an articulated jib crane according to the invention.
- the articulated jib crane 1 according to the invention (also called “crane 1”, or “skull knuckle boom” in English) is suitable for offshore applications.
- Such an articulated jib crane 1 is advantageously designed to equip a machine for offshore application (not shown - also called “offshore machine”). This crane 1 is thus suitable for being on board the “offshore” machine.
- gear includes in particular marine gear, in particular ships, pontoons, cranes, barges and offshore platforms.
- This crane 1 is thus useful, without being restrictive, for the installation or dismantling of transport infrastructures, repairs or operations on board.
- the support structure 2 advantageously consists of a barrel or mat, intended to be rotated about a vertical longitudinal axis 2 'by means of maneuvering means (not shown, advantageously hydraulic or electric).
- the winch drum 7 and the rotational drive means 8 together form a winch, advantageously conventional in itself.
- the rotational drive means 8 are in particular chosen from electric or hydraulic motor means.
- the articulated boom 3 is advantageously equipped with pulleys 9, which are dimensioned, distributed and arranged in order, to guide the elongated lifting member L between the winch drum 7 and the load to be lifted (not shown).
- the main 31 and end 32 arrows thus advantageously have a general parallelepipedal shape.
- the side faces 311, 321 advantageously extend parallel (or approximately parallel) with respect to each other, preferably vertically.
- the upstream end 312 of the main boom 31 is assembled with the support structure 2.
- the downstream end 313 of the main boom 31 and the upstream end 322 of the terminal boom 32 are for their part assembled together. And the downstream end 323 of the terminal boom 32 is free.
- the support structure 2 and the upstream end 312 of the main boom 31 cooperate by means of upstream articulation means 35 defining an upstream articulation axis 35 ', advantageously horizontal.
- the main jib 31 is intended to be maneuvered in rotation relative to the support structure 2, around this upstream articulation axis 35 'located at its upstream end 312.
- downstream end 313 of the main boom 31 and the upstream end 322 of the terminal boom 32 for their part cooperate by means of downstream articulation means 36 defining a downstream articulation axis 36 ', advantageously horizontal.
- end jib 32 is intended to be maneuvered in rotation relative to the main jib 31, around the downstream articulation axis 36 'located at its upstream end 322.
- the upstream 35 and downstream 36 articulation means advantageously consist of articulations, for example in the form of rolling bearings, which are formed between the assembled ends (for example of the bearing / journal type).
- the upstream 35 ′ and downstream 36 ′ articulation axes extend parallel to one another, advantageously horizontally.
- linear actuators 51, 52 advantageously consist of hydraulic jacks, preferably associated with a hydraulic unit (not shown).
- Linear actuators 51, 52 can also consist of electric jacks.
- Each linear actuator 51, 52 advantageously comprises a cylinder 511, 521 and a rod 512, 522.
- the rod 512, 522 for its part has a free downstream end 512 b , 522 b .
- said at least one downstream linear actuator 52 fits into a cylindrical space E52 (also called maximum horizontal width).
- cylindrical size is meant in particular the external volume defined by said at least one downstream linear actuator 52, in particular by its cylinder 521.
- Such an arrangement of said at least downstream linear actuator 52, according to the invention, then provides an improved lever arm between the main boom 31 and the end boom 32.
- the cylindrical size E52 of said at least one downstream linear actuator 52 advantageously extends outside the lateral space E31 , E32 of the main 31 and end arrows 32 (and more particularly outside the lateral space E31 , E32 of the part of the main 31 and end 32 arrows facing said at least downstream linear actuator 52).
- said at least one downstream linear actuator 52 is offset laterally with respect to the boom parts 31, 32, so as to extend opposite the lateral faces 311, 321 of the latter.
- Said at least one downstream linear actuator 52 is thus located outside the intermediate space delimited, on the one hand, between the vertical planes P311 of the main boom 31 and, on the other hand, between the vertical planes P321 of the boom terminal 32.
- the maneuvering means 5 comprise two downstream linear actuators 52, identical and coplanar, located on either side of the main boom 31 and of the terminal boom 32.
- Each downstream linear actuator 52 is thus secured to a pair of side faces 311, 321 located on the same side of the articulated boom 3: a side face 311 of the main boom 31 and a side face 321 of the end boom 32, located on the same side of the articulated boom 3.
- the upstream assembly means 10 are here secured to the cylinder 521 of the downstream linear actuator 52, at a distance from its upstream end 521 a , advantageously at its downstream end 521 b .
- the upstream assembly means 10 are here secured to the closing ring 521 b of the cylinder 521 of the downstream linear actuator 52.
- Said downstream linear actuator 52 then extends on either side of the upstream assembly means 10.
- the cylinder 521 of the downstream linear actuator 52 is thus intended to pivot around its downstream end 521 b , at the level of the upstream assembly means 10.
- This cylinder 521 of the downstream linear actuator 52 extends, partially or fully, projecting (or cantilever) with respect to the upstream assembly means 10 (upstream side).
- the cylinder 521 then extends on the side of the support structure 2 and the rod 522 extends on the side of the terminal boom 32.
- the cylinder 521 extends opposite one of the side faces 311 of the main boom 31; and the rod 522 extends opposite one of the side faces 321 of the terminal boom 32 and one of the side faces 311 of the main boom 31.
- Such a combination of upstream assembly means 10 and downstream assembly means 11, in particular the "ball joint" function of the upstream assembly means 10, confers an optimized length in buckling on said at least downstream linear actuator 52, frees them. rotations and eliminates parasitic moments, in particular parasitic bending moments.
- the spider 101 thus defines two degrees of freedom in rotation R1 , R2 , perpendicular to each other (advantageously a vertical axis of rotation R1 and a horizontal axis of rotation R2 ).
- the spider 101 here consists of a ring within which the downstream end 521b of the cylinder 521 of the downstream linear actuator 52 is inserted.
- the ring 101 has two pairs of concentric orifices 1011, 1012 each defining one of the two degrees of freedom in rotation R1 , R2.
- Two first concentric orifices 1011 receive journals 1013 cooperating with complementary blind orifices 1014, concentric, carried by the downstream end 521 b of the cylinder 521 of the downstream linear actuator 52 (advantageously provided on the closing ring 521 b on the rod side, designated by the same reference 521 b for simplicity), here to define the vertical axis of rotation R1 .
- Two second concentric orifices 1012 receive journals 1015 carried by the fork 102 (one attached and the other fixed), here to define the horizontal axis of rotation R2.
- the downstream connection means 11 are in turn made integral with the free end 522 b of the shaft 522.
- said at least downstream linear actuator 52 is advantageously secured to one of the side faces 321 of the terminal boom 32, at a distance from the downstream articulation means 36.
- said at least upstream linear actuator 51 is for its part secured to, on the one hand, the support structure 2 and, on the other hand, the main boom 31.
- the upstream linear actuator 51 is secured to, on the one hand, the upstream assembly means 15 at the level of the upstream end 511a of its cylinder 51 and, on the other hand, the means of downstream assembly 16 at the free end 512b of its rod 512.
- the upstream linear actuators 51 are also two in number, identical and coplanar, located on either side of the main boom 31.
- said at least downstream linear actuator 52 provides an improved lever arm between the main boom 31 and the end boom 32.
- the downstream linear actuator 52 When opening the terminal boom 32, the downstream linear actuator 52 is intended to oscillate around the first degree of freedom in rotation R1 (horizontal) defined by the upstream assembly means 10.
- the mounting of the cylinder 521 of the downstream linear actuator 52 at its downstream end 521 b , by means of the upstream assembly means 10, further optimizes the buckling length which is limited only to the length of rod 522 deployed. (and no longer to the total length of this downstream linear actuator 52).
- the downstream linear actuator 52 also has a rotational play according to the first degree of rotational freedom R1 (horizontal) and the second rotational degree of freedom R2 (vertical), also defined by the means d upstream assembly 10.
- the “ball joint” functions of the assembly means 10, 11 release the rotations and eliminate the parasitic moments, in particular the parasitic bending moments.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1915585A FR3105200B1 (fr) | 2019-12-24 | 2019-12-24 | Grue à flèche articulée, pour application offshore |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3842374A1 true EP3842374A1 (de) | 2021-06-30 |
EP3842374B1 EP3842374B1 (de) | 2023-07-19 |
Family
ID=69811360
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP20216117.0A Active EP3842374B1 (de) | 2019-12-24 | 2020-12-21 | Gelenkauslegerkran für den offshore-einsatz |
Country Status (6)
Country | Link |
---|---|
US (1) | US11731863B2 (de) |
EP (1) | EP3842374B1 (de) |
CN (1) | CN113023594A (de) |
BR (1) | BR102020026596A2 (de) |
DK (1) | DK3842374T3 (de) |
FR (1) | FR3105200B1 (de) |
Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1287779B (de) * | 1967-07-04 | 1969-01-23 | ||
EP0124947A1 (de) * | 1983-05-04 | 1984-11-14 | Van Seumeren Agenturen B.V. | Hebewerkzeug |
US5215202A (en) * | 1990-09-05 | 1993-06-01 | Aichi Sharyo Co., Ltd. | Mobile vehicular apparatus with aerial cabin |
JP2001317077A (ja) | 2000-05-11 | 2001-11-16 | Kubota Corp | ブーム及びこれを備えたオフセット形バックホー |
EP1770050A1 (de) * | 2005-09-29 | 2007-04-04 | Steindl Krantechnik Ges.m.b.H | Klappbarer Kran |
AT12086U1 (de) * | 2010-06-17 | 2011-10-15 | Palfinger Ag | Fahrzeugkran |
US20120186380A1 (en) | 2009-07-15 | 2012-07-26 | Yasuyuki Yamada | Load-compensation device |
EP2520484A2 (de) | 2011-05-02 | 2012-11-07 | Hallin Marine Singapore Pte. Ltd. | Vorrichtung und Verfahren zur Positionierung eines Unterwasserobjekts |
WO2014109637A1 (en) | 2013-01-08 | 2014-07-17 | Innovative Input B.V. | Crane with heave compensation |
WO2014200354A1 (en) * | 2012-06-06 | 2014-12-18 | Seaonicas As | Hybrid crane |
WO2017103139A1 (en) | 2015-12-18 | 2017-06-22 | Van Aalst Group B.V. | 3d motion-compensated lifting assembly for cranes |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT12086B (de) | 1900-09-27 | 1903-06-10 | Berlin Anhaltische Maschb Ag | |
US3039213A (en) | 1960-12-12 | 1962-06-19 | Case Co J I | Gimbal mounted hydraulic cylinder |
SU1070116A1 (ru) * | 1982-06-08 | 1984-01-30 | Центральное Конструкторское Бюро "Строймаш" Научно-Производственного Объединения "Ленстроймаш" | Стрела крана |
RU2178382C1 (ru) | 2000-12-20 | 2002-01-20 | Волгоградская государственная сельскохозяйственная академия | Стрела грузоподъемного средства |
JP2010538944A (ja) * | 2007-09-14 | 2010-12-16 | グッドクレーン コーポレーション | 運動補償システム |
CN201325840Y (zh) | 2008-12-12 | 2009-10-14 | 上海三一科技有限公司 | 一种起重机副臂防后倾装置 |
RU142452U1 (ru) | 2014-02-14 | 2014-06-27 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования Волгоградский государственный аграрный университет | Стрела грузоподъёмного средства |
NL2013384B1 (en) | 2014-08-29 | 2016-09-26 | U-Sea Beheer B V | Disturbance compensating marine and off-shore knuckle boom crane, ship provided therewith, and method there for. |
SI25285B (sl) | 2016-10-25 | 2022-10-28 | Tajfun Liv, Proizvodnja In Razvoj D.O.O. | Zložljivi žerjav |
-
2019
- 2019-12-24 FR FR1915585A patent/FR3105200B1/fr active Active
-
2020
- 2020-12-21 EP EP20216117.0A patent/EP3842374B1/de active Active
- 2020-12-21 DK DK20216117.0T patent/DK3842374T3/da active
- 2020-12-21 US US17/128,670 patent/US11731863B2/en active Active
- 2020-12-23 CN CN202011538330.8A patent/CN113023594A/zh active Pending
- 2020-12-23 BR BR102020026596-2A patent/BR102020026596A2/pt unknown
Patent Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1287779B (de) * | 1967-07-04 | 1969-01-23 | ||
EP0124947A1 (de) * | 1983-05-04 | 1984-11-14 | Van Seumeren Agenturen B.V. | Hebewerkzeug |
US5215202A (en) * | 1990-09-05 | 1993-06-01 | Aichi Sharyo Co., Ltd. | Mobile vehicular apparatus with aerial cabin |
JP2001317077A (ja) | 2000-05-11 | 2001-11-16 | Kubota Corp | ブーム及びこれを備えたオフセット形バックホー |
EP1770050A1 (de) * | 2005-09-29 | 2007-04-04 | Steindl Krantechnik Ges.m.b.H | Klappbarer Kran |
US20120186380A1 (en) | 2009-07-15 | 2012-07-26 | Yasuyuki Yamada | Load-compensation device |
AT12086U1 (de) * | 2010-06-17 | 2011-10-15 | Palfinger Ag | Fahrzeugkran |
EP2520484A2 (de) | 2011-05-02 | 2012-11-07 | Hallin Marine Singapore Pte. Ltd. | Vorrichtung und Verfahren zur Positionierung eines Unterwasserobjekts |
WO2014200354A1 (en) * | 2012-06-06 | 2014-12-18 | Seaonicas As | Hybrid crane |
WO2014109637A1 (en) | 2013-01-08 | 2014-07-17 | Innovative Input B.V. | Crane with heave compensation |
WO2017103139A1 (en) | 2015-12-18 | 2017-06-22 | Van Aalst Group B.V. | 3d motion-compensated lifting assembly for cranes |
EP3390265A1 (de) * | 2015-12-18 | 2018-10-24 | Van Aalst Group B.V. | 3d-bewegungskompensierte hebeanordnung für kräne |
Also Published As
Publication number | Publication date |
---|---|
EP3842374B1 (de) | 2023-07-19 |
FR3105200B1 (fr) | 2021-12-03 |
US11731863B2 (en) | 2023-08-22 |
FR3105200A1 (fr) | 2021-06-25 |
BR102020026596A2 (pt) | 2021-07-13 |
DK3842374T3 (da) | 2023-10-09 |
US20220073322A1 (en) | 2022-03-10 |
CN113023594A (zh) | 2021-06-25 |
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