CN102963822A - Novel offshore platform crane - Google Patents

Novel offshore platform crane Download PDF

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Publication number
CN102963822A
CN102963822A CN2012104297126A CN201210429712A CN102963822A CN 102963822 A CN102963822 A CN 102963822A CN 2012104297126 A CN2012104297126 A CN 2012104297126A CN 201210429712 A CN201210429712 A CN 201210429712A CN 102963822 A CN102963822 A CN 102963822A
Authority
CN
China
Prior art keywords
jib
assembly pulley
winch
hoisting
king
Prior art date
Application number
CN2012104297126A
Other languages
Chinese (zh)
Inventor
何斌
曹进涛
李君�
黄山
邓重强
Original Assignee
上海大学
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 上海大学 filed Critical 上海大学
Priority to CN2012104297126A priority Critical patent/CN102963822A/en
Publication of CN102963822A publication Critical patent/CN102963822A/en

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Abstract

The invention relates to a novel offshore platform crane. The crane comprises a base, a rotating platform, a tower column, a set of main lifting mechanism, a set of assistant lifting mechanism, a set of luffing mechanism and a cantilever crane. The base is arranged on an offshore platform; the rotating platform and the base are connected by a revolute pair, so that the rotating platform can rotate around a center line in 360 DEG; the tower column is fixed on the rotating platform; the lower end of the cantilever crane is in rotating connection with the cantilever crane; and the cantilever crane is telescopic. The novel offshore platform crane provided by the invention has compact structure and large working space, and is quite suitable for working environment of offshore platform.

Description

A kind of Novel ocean platform hoisting crane

Technical field

The present invention relates to a kind of Novel ocean platform hoisting crane, the telescopic ocean platform crane of especially a kind of jib.

Background technology

Ocean platform crane mainly is the hoisting crane that uses at platform, be a kind of platform handling goods, carry out relevant operation and the equipment of lifting people above platform in the ocean, widespread use in ocean wind-powered electricity generation erecting stage and marine drilling platform, but its safe reliability, maintainability wind resistance and corrosion stability requirement are very high.It is large that it has a load-carrying ability, control comfort, shock-resistant, deceleration and stopping performance is good, and is safe and reliable, loading and unloading goods efficient high with to characteristics such as the comformability of goods are good.

Because the restriction of the restriction, particularly space of platform specific environment requires hoisting crane to have compact conformation, the characteristics that working space is large.At present, the crane arm support of traditional ocean platform crane, particularly heavy load cannot stretch often, and therefore the working space of this hoisting crane is limited by very large.

Summary of the invention

The objective of the invention is the defective for above-mentioned prior art existence, a kind of Novel ocean platform hoisting crane is provided.This mechanism structure is simple, and is reliable, and volume is little, it is little to take up room, working space is large.

In order to achieve the above object, design of the present invention is: the Novel ocean platform hoisting crane comprises that pedestal, turn table, king-post, a cover main hoisting mechanism, a cover auxiliary hoisting mechanism, overlap jib of luffing mechanism.Pedestal is installed in above the platform, and turn table is connected revolute pair with pedestal and connects, and turn table can be done 360 ° of revolutions around line of centers, and king-post is fixed on above the turn table.Main hoisting mechanism is made of winch, assembly pulley, steel rope and main hook, can realize that by the winch lay winding wire ropes rising of main hook comes hoisting heavy.Auxiliary hoisting mechanism is made of winch, assembly pulley, steel rope and auxiliary hook, can realize that by the winch lay winding wire ropes rising of auxiliary hook comes hoisting heavy.Being consisted of by winch, assembly pulley, steel rope and jib of luffing mechanism, thus can drive the luffing that the jib pitching realizes hoisting crane by the winch lay winding wire ropes.Comprising of jib wherein: upper jib, lower jib, gear, tooth bar and guide rail, by the motion of rack-and-gear, can realize elongation and the shortening of jib.

According to the foregoing invention design, the present invention adopts following technical proposals:

A kind of Novel ocean platform hoisting crane, comprise that a pedestal, a turn table, king-post, a cover main hoisting mechanism, a cover auxiliary hoisting mechanism, overlap luffing mechanism and a jib, it is characterized in that: described pedestal is installed in above the platform, turn table is connected the revolute pair connection with pedestal makes turn table do 360 ° of revolutions around its line of centers, king-post is fixed on above the turn table, lower end and the king-post of described jib are rotationally connected, and this jib is telescopic jib.

Described telescopic jib comprises: upper jib, lower jib, gear, tooth bar and guide rail, the lower end of the lower jib of described jib is connected on the king-post by revolute pair, the jib cross-sectional plane is square up and down, guide rail comprises slide block and slide rail two parts, be separately fixed at up and down on the jib, slide block and slide rail cunning are joined, realize up and down jib relative motion by the slide block of guide rail and the slip of slide rail, gear is installed in the bottom of jib, tooth bar is installed in the both sides of lower jib, the wheel and rack engagement realizes elongation and the shortening of jib by the motion of rack-and-gear.

Described main hoisting mechanism comprises: winch 1, assembly pulley 1, assembly pulley 2, steel rope 1 and main hook, wherein winch 1 is fixed on the turn table, assembly pulley 1 is installed on the king-post, assembly pulley 2 is installed on the jib, and steel rope 1 one ends are connected to the top that is connected to main hook on the winch 1 by the guiding other end of assembly pulley 1 and assembly pulley 2; By winch 1 lay winding wire ropes 1, realize that the rising of main hook comes hoisting heavy.

Described auxiliary hoisting mechanism comprises: winch 2, assembly pulley 3, assembly pulley 4, steel rope 2 and auxiliary hook, wherein winch 2 is fixed on the turn table, assembly pulley 3 is installed on the king-post, assembly pulley 4 is installed on the top of jib, steel rope 2 one ends are connected on the winch 2, are connected to the top of auxiliary hook by the guiding other end of assembly pulley 3 and assembly pulley 4; By winch 2 lay winding wire ropes 2, realize that the rising of auxiliary hook comes hoisting heavy.

Described luffing mechanism comprises: winch 3, assembly pulley 5, assembly pulley 6, steel rope 3 and jib, winch 3 is fixed on the turn table, assembly pulley 5 is installed on the king-post, assembly pulley 6 is installed on the jib, by winch 3 lay winding wire ropes 3, thereby drive the luffing that the jib pitching realizes hoisting crane.

The present invention compared with prior art, have following apparent outstanding substantive distinguishing features and remarkable technological advance: the present invention adopts telescopic jib, this jib is comprised of two parts up and down, transmission by rack-and-gear realizes the flexible of jib, make its compact conformation and working space is large, be fit to very much the working environment of platform.

Description of drawings

Fig. 1 is the front elevation of Novel ocean platform hoisting crane.

Fig. 2 is the partial enlarged drawing of boom system.

The specific embodiment

Details are as follows by reference to the accompanying drawings for the preferred embodiments of the present invention:

Embodiment one:

Referring to Fig. 1 and Fig. 2, this Novel ocean platform hoisting crane, comprise a pedestal (1), a turn table (2), a king-post (3), one cover main hoisting mechanism, one cover auxiliary hoisting mechanism, one cover luffing mechanism and jib, it is characterized in that: described pedestal (1) is installed in above the platform, turn table (2) is connected 1 with pedestal) make turn table (2) do 360 ° of revolutions around its line of centers by the revolute pair connection, king-post (3) is fixed on above the turn table (2), the lower end of described jib and king-post (3) are rotationally connected, and this jib is telescopic jib.

Embodiment two:

Present embodiment and example one are basic identical, and special feature is as follows:

Described telescopic jib comprises: upper jib (18), lower jib (22), gear (21), tooth bar (20) and guide rail (19), the lower end of the lower jib (22) of described jib is connected on the king-post (3) by revolute pair, jib (18 up and down, 22) cross-sectional plane is square, guide rail (19) comprises slide block and slide rail two parts, be separately fixed at up and down jib (18,22) on, slide block and slide rail cunning are joined, realize up and down jib (18 by the slide block of guide rail (19) and the slip of slide rail, 22) relative motion, gear (21) is installed in the bottom of jib (18), tooth bar (20) is installed in the both sides of lower jib (22), gear (21) and tooth bar (20) engagement, by the motion of rack-and-gear, realize elongation and the shortening of jib.

Described main hoisting mechanism comprises: winch 1(5), assembly pulley 1(8), assembly pulley 2(14), steel rope 1(11) and main hook (17), winch 1(5 wherein) is fixed on the turn table (2), assembly pulley 1(8) is installed on the king-post (3), assembly pulley 2(14) be installed on the jib (18) steel rope 1(11) end is connected to winch 1(5) upper by assembly pulley 1(8) and assembly pulley 2(14) the guiding other end be connected to the top of main hook (17); By winch 1(5) lay winding wire ropes 1(11), realize that the rising of main hook (17) comes hoisting heavy.

Described auxiliary hoisting mechanism comprises: winch 2(4), assembly pulley 3(9), assembly pulley 4(15), steel rope 2(10) and auxiliary hook (16), winch 2(4 wherein) is fixed on the turn table (2), assembly pulley 3(9) is installed on the king-post (3), assembly pulley 4(15) is installed on the top of jib (18), steel rope 2(10) end is connected to winch 2(4) on, by assembly pulley 3(9) and assembly pulley 4(15) the guiding other end be connected to the top of auxiliary hook (16); By winch 2(4) lay winding wire ropes 2(10), realize that the rising of auxiliary hook (16) comes hoisting heavy.

Described luffing mechanism comprises: winch 3(6), assembly pulley 5(7), assembly pulley 6(13), steel rope 3(12) and jib, winch 3(6) is fixed on the turn table (2), assembly pulley 5(7) is installed on the king-post (3), assembly pulley 6(13) is installed on the jib (18), by winch 3(6) lay winding wire ropes 3(12), thereby drive the luffing that the jib pitching realizes hoisting crane.

Embodiment three:

Referring to Fig. 1-Fig. 2, this Novel ocean platform hoisting crane comprises a pedestal (1), a turn table (2), a king-post (3), a cover main hoisting mechanism, a cover auxiliary hoisting mechanism, cover luffing mechanism and a jib.Pedestal (1) is installed in above the platform, turn table (2) is connected 1 with pedestal) connect by revolute pair, comprising of main hoisting mechanism: winch 1(5), assembly pulley 1(8), assembly pulley 2(14), steel rope 1(11) and main hook (17), winch 1(5 wherein) is fixed on the turn table (2), assembly pulley 1(8) is installed on the king-post (3), assembly pulley 2(14) be installed on the jib (18) steel rope 1(11) end is connected to winch 1(5) upper by assembly pulley 1(8) and assembly pulley 2(14) the guiding other end be connected to the top of main hook (17).Comprising of auxiliary hoisting mechanism: winch 2(4), assembly pulley 3(9), assembly pulley 4(15), steel rope 2(10) and auxiliary hook (16), comprising of luffing mechanism: winch 3(6), assembly pulley 5(7), assembly pulley 6(13), steel rope 3(12) and boom system, winch 3(6 wherein) is fixed on the turn table (2), assembly pulley 5(7) be installed on the king-post (3) assembly pulley 6(13) be installed on the jib (18).Steel rope 2(10) end is connected to winch 2(4) upper by assembly pulley 3(9) and assembly pulley 4(15) the guiding other end be connected to the top of auxiliary hook (16).Comprising of boom system: upper jib (18), lower jib (22), gear (21), tooth bar (20), guide rail (19), lower jib (22) one ends of boom system are connected on the king-post (3) by revolute pair.

Claims (5)

1. Novel ocean platform hoisting crane, comprise a pedestal (1), a turn table (2), a king-post (3), a cover main hoisting mechanism, a cover auxiliary hoisting mechanism, cover luffing mechanism and a jib, it is characterized in that: described pedestal (1) is installed in above the platform, turn table (2) is connected 1 with pedestal) make turn table (2) do 360 ° of revolutions around its line of centers by the revolute pair connection, king-post (3) is fixed on above the turn table (2), the lower end of described jib and king-post (3) are rotationally connected, and this jib is telescopic jib.
2. Novel ocean platform hoisting crane according to claim 1, it is characterized in that: described telescopic jib comprises: upper jib (18), lower jib (22), gear (21), tooth bar (20) and guide rail (19), the lower end of the lower jib (22) of described jib is connected on the king-post (3) by revolute pair, jib (18 up and down, 22) cross-sectional plane is square, guide rail (19) comprises slide block and slide rail two parts, be separately fixed at up and down jib (18,22) on, slide block and slide rail cunning are joined, realize up and down jib (18 by the slide block of guide rail (19) and the slip of slide rail, 22) relative motion, gear (21) is installed in the bottom of jib (18), tooth bar (20) is installed in the both sides of lower jib (22), gear (21) and tooth bar (20) engagement, by the motion of rack-and-gear, realize elongation and the shortening of jib.
3. Novel ocean platform hoisting crane according to claim 1, it is characterized in that: described main hoisting mechanism comprises: winch 1(5), assembly pulley 1(8), assembly pulley 2(14), steel rope 1(11) and main hook (17), winch 1(5 wherein) is fixed on the turn table (2), assembly pulley 1(8) is installed on the king-post (3), assembly pulley 2(14) be installed on the jib (18) steel rope 1(11) end is connected to winch 1(5) upper by assembly pulley 1(8) and assembly pulley 2(14) the guiding other end be connected to the top of main hook (17); By winch 1(5) lay winding wire ropes 1(11), realize that the rising of main hook (17) comes hoisting heavy.
4. Novel ocean platform hoisting crane according to claim 1, it is characterized in that: described auxiliary hoisting mechanism comprises: winch 2(4), assembly pulley 3(9), assembly pulley 4(15), steel rope 2(10) and auxiliary hook (16), winch 2(4 wherein) is fixed on the turn table (2), assembly pulley 3(9) is installed on the king-post (3), assembly pulley 4(15) is installed on the top of jib (18), steel rope 2(10) end is connected to winch 2(4) on, by assembly pulley 3(9) and assembly pulley 4(15) the guiding other end be connected to the top of auxiliary hook (16); By winch 2(4) lay winding wire ropes 2(10), realize that the rising of auxiliary hook (16) comes hoisting heavy.
5. Novel ocean platform hoisting crane according to claim 1, it is characterized in that: described luffing mechanism comprises: winch 3(6), assembly pulley 5(7), assembly pulley 6(13), steel rope 3(12) and jib, winch 3(6) is fixed on the turn table (2), assembly pulley 5(7) is installed on the king-post (3), assembly pulley 6(13) is installed on the jib (18), by winch 3(6) lay winding wire ropes 3(12), thereby drive the luffing that the jib pitching realizes hoisting crane.
CN2012104297126A 2012-11-01 2012-11-01 Novel offshore platform crane CN102963822A (en)

Priority Applications (1)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103420288A (en) * 2013-09-02 2013-12-04 南通润邦重机有限公司 Large-scale pile winding type offshore platform crane revolving platform
CN103754775A (en) * 2014-01-17 2014-04-30 中联重科股份有限公司 Arm detaching method for swing arm tower crane and auxiliary detaching device
CN104671120A (en) * 2015-03-18 2015-06-03 中船华南船舶机械有限公司 Mobile crane
CN104671119A (en) * 2015-03-24 2015-06-03 中船第九设计研究院工程有限公司 Hammer type gantry crane for collaborative slipway operation
CN106495011A (en) * 2016-11-25 2017-03-15 南陵县生产力促进中心有限公司 A kind of energy-efficient transport mechanical arm

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040007552A1 (en) * 2002-07-09 2004-01-15 Hermann Franzen Mobile handling equipment for piece goods
EP1982947A2 (en) * 2007-04-20 2008-10-22 Wilbert Turmkrane GmbH Luffing crane with transport holder for roller blocks
CN101708810A (en) * 2009-11-17 2010-05-19 南通润邦重机有限公司 Mechanical double-speed superimposed type rapid telescopic arm frame
CN202030464U (en) * 2011-03-18 2011-11-09 东台市富康工程机械厂 Self-provided crane of wind generator
CN102431908A (en) * 2011-09-07 2012-05-02 青岛海西重机有限责任公司 Fixed post type fully rotary crane
CN102491188A (en) * 2011-11-18 2012-06-13 武汉船用机械有限责任公司 Ocean platform crane

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040007552A1 (en) * 2002-07-09 2004-01-15 Hermann Franzen Mobile handling equipment for piece goods
EP1982947A2 (en) * 2007-04-20 2008-10-22 Wilbert Turmkrane GmbH Luffing crane with transport holder for roller blocks
CN101708810A (en) * 2009-11-17 2010-05-19 南通润邦重机有限公司 Mechanical double-speed superimposed type rapid telescopic arm frame
CN202030464U (en) * 2011-03-18 2011-11-09 东台市富康工程机械厂 Self-provided crane of wind generator
CN102431908A (en) * 2011-09-07 2012-05-02 青岛海西重机有限责任公司 Fixed post type fully rotary crane
CN102491188A (en) * 2011-11-18 2012-06-13 武汉船用机械有限责任公司 Ocean platform crane

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103420288A (en) * 2013-09-02 2013-12-04 南通润邦重机有限公司 Large-scale pile winding type offshore platform crane revolving platform
CN103754775A (en) * 2014-01-17 2014-04-30 中联重科股份有限公司 Arm detaching method for swing arm tower crane and auxiliary detaching device
CN104671120A (en) * 2015-03-18 2015-06-03 中船华南船舶机械有限公司 Mobile crane
CN104671119A (en) * 2015-03-24 2015-06-03 中船第九设计研究院工程有限公司 Hammer type gantry crane for collaborative slipway operation
CN106495011A (en) * 2016-11-25 2017-03-15 南陵县生产力促进中心有限公司 A kind of energy-efficient transport mechanical arm

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Application publication date: 20130313

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