CN102502423B - Crane for offshore wind turbine installation vessel - Google Patents
Crane for offshore wind turbine installation vessel Download PDFInfo
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- CN102502423B CN102502423B CN201110307924.2A CN201110307924A CN102502423B CN 102502423 B CN102502423 B CN 102502423B CN 201110307924 A CN201110307924 A CN 201110307924A CN 102502423 B CN102502423 B CN 102502423B
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- turntable
- mast
- crane
- wind turbine
- offshore wind
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Abstract
The invention relates to the technical field of offshore wind turbine installation and discloses a crane for offshore wind turbine installation vessel. The crane comprises a vessel body, a boom hoist, a mast, a turntable, a support frame and a pulley frame, wherein the mast passes through the turntable and has the lower end fixed at the vessel body, at least one rotation driving mechanism is arranged between the mast and the turntable, the lower end of the support frame is fixed on the turntable, the upper end of the support frame is provided with the pulley frame, the lower end of the boom hoist is hinged on the turntable, and the upper end of the boom hoist is connected with the pulley frame via a wire rope. The invention adopts the boom hoist and the pulley frame as hoisting mechanism to achieve a large hoisting height; the overturning moment of the whole machine is transferred to the vessel body through the mast, which solves the shortcomings such as difficult purchase of large-sized rotating support and long supply cycle; and the mast is fixed on the vessel body so that the whole machine occupies small space of the vessel body, which solves the shortcomings such as bulkiness of double-roller floating crane and small working radius.
Description
Technical field
The present invention relates to offshore wind farm field engineering field, relate in particular to a kind of crane for offshore wind turbine installation vessel.
Technical field
Take Earthquakes in Japan and nuclear power crisis is sign, the world from now on can source layout, will to the safely cleaning energy, tilt more, wind-powered electricity generation is referred to as the blue sky anthracite of " paradise fuel " exactly.The report that wind-powered electricity generation provides in global speed of development Hen Kuai， Global Wind-energy timeliness nearly ten years shows, can be the whole world 12% electricity needs is provided to the year two thousand twenty wind energy.
For the ease of aerogenerator is at sea installed, conventionally adopt crane for offshore wind turbine installation vessel to carry out the installation of wind motor at sea, conventionally require the common total weight of crane for offshore wind turbine installation vessel to want light, it is reliable that work is wanted, it is large that swinging radius is wanted, 800 tons of maximum liftings, can meet lifting 2MW to the demand of 5MW blower fan.
In prior art, traditional crane for offshore wind turbine installation vessel adopts two roller crane barges conventionally, and it is large that two roller crane barges occupy between deck space, and complete machine weight is large, and lifting altitude is inadequate, makes the service efficiency of crane for offshore wind turbine installation vessel lower.
Therefore, how to research and develop that a kind of to take between deck space little, the crane for offshore wind turbine installation vessel that complete machine weight is less, lifting altitude is higher, becomes those skilled in the art's technical barrier urgently to be resolved hurrily.
Summary of the invention
The object of this invention is to provide a kind of crane for offshore wind turbine installation vessel, this crane for offshore wind turbine installation vessel is little with between deck space, and complete machine weight is less, lifting altitude is higher, has higher service efficiency.
To achieve these goals, the invention provides a kind of crane for offshore wind turbine installation vessel, comprise hull, arm, mast, turntable, bracing frame and pulley yoke, described mast is through described turntable, and described hull is fixed in the lower end of described mast, between described mast and described turntable, be provided with the rotary motion mechanism that is no less than, the lower end of support frame as described above is fixed on described turntable, the upper end of support frame as described above is provided with described pulley yoke, the lower end of described arm is articulated with on described turntable, and the upper end of described arm is connected with described pulley yoke by steel rope;
The top of described mast is provided with centripetal thrust force device, is supported the top of described pulley yoke by described centripetal thrust force device;
Described centripetal thrust force device comprises cylindrical roller bearing, self-aligning roller bearing, base, inner ring and sleeve, described cylindrical roller bearing, self-aligning roller bearing are located between described base and inner ring, the top of described base and described mast is fixed, described sleeve and described inner ring free-running fit, described sleeve and described pulley yoke are fixed.
Preferably, the outside of described mast is provided with pin tooth, raceway, and the horizontal roller being installed on described turntable moves along described raceway; Rotary motion mechanism, by the gear motion with described pin tooth, drives described turntable to turn round.
Preferably, described horizontal roller is fixed by cylindrical roller bearing and described turntable, and described horizontal roller and described cylindrical roller bearing form horizontal roller bracing or strutting arrangement, by described cylindrical roller bearing, provide horizontal supporting.
Preferably, the rear portion of described turntable is provided with counterweight.
Preferably, the bracing frame that support frame as described above is truss structure.
Preferably, described pulley yoke is slab and girder pulley yoke.
Preferably, described turntable is box plate girder structure turntable.
Preferably, described arm is truss structure arm.
Crane for offshore wind turbine installation vessel provided by the invention comprises hull, arm, mast, turntable, bracing frame and pulley yoke, described mast is through described turntable, and described hull is fixed in the lower end of described mast, between described mast and described turntable, be provided with the rotary motion mechanism that is no less than, the lower end of support frame as described above is fixed on described turntable, the upper end of support frame as described above is provided with described pulley yoke, the lower end of described arm is articulated with on described turntable, and the upper end of described arm is connected with described pulley yoke by steel rope.
The crane for offshore wind turbine installation vessel of this structure, adopts arm, pulley yoke as lifting mechanism, and lifting altitude is higher; The moment of flexure of tumbling of complete machine is delivered to hull by mast, has solved the shortcomings such as huge revolving support is difficult to buy, and delivery cycle is long; The shortcomings such as mast is fixed on hull, and it is less that complete machine takies the space of hull, solved traditional two roller crane barges heavy simultaneously, and swinging radius is little.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of specific embodiment of crane for offshore wind turbine installation vessel provided by the present invention;
Fig. 2 is the structural representation of Fig. 1 middle mast;
Fig. 3 is the structure for amplifying schematic diagram of centripetal push-pull device at fixed in Fig. 2;
Fig. 4 is the structure for amplifying schematic diagram of raceway and pin tooth in Fig. 2;
Fig. 5 is the structural representation of Fig. 1 intermediate station;
Wherein, in Fig. 1-Fig. 5:
The specific embodiment
In order to make those skilled in the art better understand technical scheme of the present invention, below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Please refer to Fig. 1, the structural representation of a kind of specific embodiment that Fig. 1 is crane for offshore wind turbine installation vessel provided by the present invention.
As shown in Figure 1, crane for offshore wind turbine installation vessel provided by the present invention comprises hull, arm 1, mast 3, turntable 4, bracing frame 5 and pulley yoke 2, described mast 3 is through described turntable 4, and described hull is fixed in the lower end of described mast 3, between described mast 3 and described turntable 4, be provided with the rotary motion mechanism 10 that is no less than, the lower end of support frame as described above 5 is fixed on described turntable 4, the upper end of support frame as described above 5 is provided with described pulley yoke 2, the lower end of described arm 1 is articulated with on described turntable 4, the upper end of described arm 1 is connected with described pulley yoke 2 by steel rope.
The crane for offshore wind turbine installation vessel of this structure, adopts arm 1, pulley yoke 2 as lifting mechanism, and lifting altitude is higher; The moment of flexure of tumbling of complete machine is delivered to hull by mast 3, has solved the shortcomings such as huge revolving support is difficult to buy, and delivery cycle is long; The shortcomings such as mast 3 is fixed on hull, and it is less that complete machine takies the space of hull, solved traditional two roller crane barges heavy simultaneously, and swinging radius is little.
In concrete scheme, as shown in Figure 2, mast 3 can adopt bottom to be structure cylindric, that top is centrum shape, and mast 3 can be installed on the connection basis in deck in ship structure, joint face is the deck of hull, and the lower end of mast 3 can be fixed with the described basis that is connected by welding.
In preferred scheme, as shown in Fig. 2, Fig. 3, Fig. 5, on the cylinder outside of the bottom of mast 3, pin tooth 11 and raceway 12 are installed, the relevant position of turntable 4 is provided with horizontal roller 17, horizontal roller 17 can move along described raceway 12, and rotary motion mechanism 10, by the gear motion with pin tooth 11, drives described turntable 4 to turn round, in more excellent scheme, rotary motion mechanism 10 can drive arm 1, pulley yoke 2, turntable 4, bracing frame 5 to realize 360 ° of full circle swingings.
Further, in scheme, rotary motion mechanism 10 can adopt the structure of motor, gear, and the clutch end of motor is connected with the centre of gration of gear, and gear can form engagement with described pin tooth 11.
In more excellent scheme, described horizontal roller 17 is fixing by cylindrical roller bearing and described turntable 4, and described horizontal roller 17 forms horizontal roller bracing or strutting arrangement 15 with described cylindrical roller bearing, by described cylindrical roller bearing, provides horizontal supporting.
In concrete scheme, rotary motion mechanism 10 can have quadruplet, further in scheme, as shown in Figure 5, the power being subject to due to the place ahead horizontal roller 17 is larger, can adopt four groups of horizontal rollers 17, the horizontal roller 17 of the left and right sides mainly bears the pitching of propagation and the unbalance loading of hoisting crane, can adopt two groups of horizontal rollers 17, after main play equilibrium activity, can adopt two groups of horizontal rollers 17.
In preferred scheme, shown in Fig. 2, Fig. 4, the top of described mast 3 is provided with centripetal thrust force device, is supported the top of described pulley yoke 2 by described centripetal thrust force device.
In concrete scheme, described centripetal thrust force device comprises cylindrical roller bearing 13, self-aligning roller bearing 14, base 18, inner ring 19 and sleeve 16, described cylindrical roller bearing 13, self-aligning roller bearing 14 are located between described base 18 and inner ring 19, described base 18 is fixed with the top of described mast 3, described sleeve 16 and described inner ring 19 free-running fits, described sleeve 16 is fixing with described pulley yoke 2.
The effect that self-aligning roller bearing 14 can bear arm 1, pulley yoke 2, turntable 4, bracing frame 5 and be arranged on the vertical load that other mechanisms on turntable 4 produce.Cylindrical roller bearing 13 bears the effect of radial weight, and cylindrical roller bearing 13 and horizontal roller 17 produce a pair of load, in order to the whole overturning moment of balance crane.Sleeve 16He one end and centripetal thrust force device free-running fit, the lower end of the other end and pulley yoke 2 is bolted, to keep mast 3 motionless, the revolution of other parts.
In concrete scheme, described arm 1 is truss structure arm 1, and arm 1 can adopt high tensile steel tube to be welded, and profile is more succinct, attractive in appearance and windage is less.
In concrete scheme, described turntable 4 is box plate girder structure turntable 4, and the center of turntable 4 can be hollow, and mast 3 is through this center.Further, in scheme, main hoisting mechanism 6, luffing mechanism 7, auxiliary hoisting mechanism 8 can be installed, to realize the luffing of arm 1 and hoisting of goods on turntable 4.
In concrete scheme, described pulley yoke 2 is slab and girder pulley yoke 2, so that be connected with bracing frame 5.
In concrete scheme, the bracing frame 5 that support frame as described above 5 is truss structure, further, in scheme, bracing frame 5 can be A shape structure, so that the more reasonable stress of bracing frame 5.
In preferred version, can counterweight 9 be installed at the rear portion of turntable 4, when crane load is larger, counterweight 9 can play equilibrium activity, when crane load hour, counterweight 9 can be removed.
The above is only the description of the preferred implementation of invention; should be understood that; finiteness due to literal expression; and objectively there is unlimited concrete structure; for those skilled in the art; under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (8)
1. a crane for offshore wind turbine installation vessel, it is characterized in that, comprise hull, arm, mast, turntable, bracing frame and pulley yoke, described mast is through described turntable, and described hull is fixed in the lower end of described mast, between described mast and described turntable, be provided with the rotary motion mechanism that is no less than, the lower end of support frame as described above is fixed on described turntable, the upper end of support frame as described above is provided with described pulley yoke, the lower end of described arm is articulated with on described turntable, and the upper end of described arm is connected with described pulley yoke by steel rope;
The top of described mast is provided with centripetal thrust force device, is supported the top of described pulley yoke by described centripetal thrust force device;
Described centripetal thrust force device comprises cylindrical roller bearing, self-aligning roller bearing, base, inner ring and sleeve, described cylindrical roller bearing, self-aligning roller bearing are located between described base and inner ring, the top of described base and described mast is fixed, described sleeve and described inner ring free-running fit, described sleeve and described pulley yoke are fixed.
2. crane for offshore wind turbine installation vessel according to claim 1, is characterized in that, the outside of described mast is provided with pin tooth, raceway, and the horizontal roller being installed on described turntable moves along described raceway; Rotary motion mechanism, by the gear motion with described pin tooth, drives described turntable to turn round.
3. crane for offshore wind turbine installation vessel according to claim 2, it is characterized in that, described horizontal roller is fixed by cylindrical roller bearing and described turntable, described horizontal roller and described cylindrical roller bearing form horizontal roller bracing or strutting arrangement, by described cylindrical roller bearing, provide horizontal supporting.
4. according to the crane for offshore wind turbine installation vessel described in claim 1-3 any one, it is characterized in that, the rear portion of described turntable is provided with counterweight.
5. according to the crane for offshore wind turbine installation vessel described in claim 1-3 any one, it is characterized in that the bracing frame that support frame as described above is truss structure.
6. according to the crane for offshore wind turbine installation vessel described in claim 1-3 any one, it is characterized in that, described pulley yoke is slab and girder pulley yoke.
7. according to the crane for offshore wind turbine installation vessel described in claim 1-3 any one, it is characterized in that, described turntable is box plate girder structure turntable.
8. according to the crane for offshore wind turbine installation vessel described in claim 1-3 any one, it is characterized in that, described arm is truss structure arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110307924.2A CN102502423B (en) | 2011-10-14 | 2011-10-14 | Crane for offshore wind turbine installation vessel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110307924.2A CN102502423B (en) | 2011-10-14 | 2011-10-14 | Crane for offshore wind turbine installation vessel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102502423A CN102502423A (en) | 2012-06-20 |
| CN102502423B true CN102502423B (en) | 2014-01-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110307924.2A Expired - Fee Related CN102502423B (en) | 2011-10-14 | 2011-10-14 | Crane for offshore wind turbine installation vessel |
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| CN (1) | CN102502423B (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105257483A (en) * | 2015-11-18 | 2016-01-20 | 南通润邦海洋工程装备有限公司 | Fan installation method |
| CN105384085A (en) * | 2015-12-21 | 2016-03-09 | 太重（天津）滨海重型机械有限公司 | Tower column type three-chord-member boom ship crane |
| CN105417402B (en) * | 2015-12-23 | 2019-06-04 | 浙江海洋学院 | A kind of crane ship |
| CN106976808B (en) * | 2016-01-18 | 2018-08-31 | 财团法人船舶暨海洋产业研发中心 | The transportation installation method and transport installation equipment of the underwater pedestal of ultra-large type offshore wind turbine |
| CN108163728A (en) * | 2018-01-17 | 2018-06-15 | 李玲 | A kind of ocean engineering self-powered crane ship |
| CN109132897A (en) * | 2018-10-12 | 2019-01-04 | 中船华南船舶机械有限公司 | A kind of parallel crane of both arms and working method |
| CN109139718A (en) * | 2018-10-22 | 2019-01-04 | 国电联合动力技术有限公司 | A kind of low wind speed large size double-fed Ban Zhiqu base bearing mechanism |
| CN109368514B (en) * | 2018-11-20 | 2020-05-08 | 衢州学院 | Wave compensation device for offshore floating crane |
| CN113955655B (en) * | 2021-11-05 | 2022-11-15 | 浙江合兴船业有限公司 | Intelligent crane ship based on offshore bridge construction |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1286829A (en) * | 1969-10-08 | 1972-08-23 | Magyar Hajo Es Darugyar | Self-erecting crane |
| US3921815A (en) * | 1974-05-03 | 1975-11-25 | American Hoist & Derrick Co | Crane with a suspended rotatable counterbalance |
| JPS55165890A (en) * | 1979-06-07 | 1980-12-24 | Mitsubishi Heavy Ind Ltd | Working boat |
| JPH06183693A (en) * | 1992-12-21 | 1994-07-05 | Hitachi Constr Mach Co Ltd | Pole type base frame of floating crane |
| GB2434823A (en) * | 2006-02-06 | 2007-08-08 | Engineering Business Ltd | Transport and installation of offshore structures |
| CN201261694Y (en) * | 2008-08-20 | 2009-06-24 | 大连华锐股份有限公司 | Large-scale full-turning offshore platform crane |
-
2011
- 2011-10-14 CN CN201110307924.2A patent/CN102502423B/en not_active Expired - Fee Related
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| CN102502423A (en) | 2012-06-20 |
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| C14 | Grant of patent or utility model | ||
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Owner name: SANY MARINE HEAVY INDUSTRIES CO., LTD. Free format text: FORMER OWNER: KM GROUP CO., LTD. Effective date: 20150608 |
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Free format text: CORRECT: ADDRESS; FROM: 410100 CHANGSHA, HUNAN PROVINCE TO: 519050 ZHUHAI, GUANGDONG PROVINCE |
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Effective date of registration: 20150608 Address after: 519050 Guangdong city of Zhuhai province Pingsha town Ping Road No. 336 East Building Room 310 Patentee after: 31 ocean heavy industry Co., Ltds Address before: 410100 Changsha economic and Technological Development Zone, Hunan City, the 31 industrial city Patentee before: KM Group Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140115 Termination date: 20151014 |
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