CN103640957B - Multi-hoisting point hoisting method for large annular thin-walled ship hull block - Google Patents
Multi-hoisting point hoisting method for large annular thin-walled ship hull block Download PDFInfo
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- CN103640957B CN103640957B CN201310492149.1A CN201310492149A CN103640957B CN 103640957 B CN103640957 B CN 103640957B CN 201310492149 A CN201310492149 A CN 201310492149A CN 103640957 B CN103640957 B CN 103640957B
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Abstract
The invention discloses a multi-hoisting point hoisting method for a large annular thin-walled ship hull block. The hoisting method includes the steps of hoisting point selection, corner protector installation, hoisting belt fixation, crane connection and the like. The hoisting method does not need to be matched with a dedicated launching steel beam and other large construction installation equipment, has the advantages of being high in hoisting efficiency, good in general performance, convenient to use, low in procurement and maintenance costs and the like, and provides a high cost performance solution for hoisting of the large annular thin-walled ship hull block.
Description
Technical field
The present invention relates to the hanging method of general section of shipbody, specifically the hanging method of the many suspension centres of a kind of large-sized annular thin-walled general section of shipbody.
Background technology
For the segmentation of normal shipboard product, the building berth (or dock) that shipyard generally completes segmentation by the lifting mode installing hanger on body section carries operation, and for the segmentation of annular thin wall hull, if or according to this lifting mode, to cause hull gross distortion, consequent loss is very large.Therefore, other lifting mode sought then by a lot of shipyard, and wherein a kind of is make the steel joists of two ends with hanger, and body section is just placed on steel joist when making total group and lifts; Another kind is the special block assembly frock of buying, and this frock can be walked by hydraulic efficiency pressure system in dock, and can carry out comprehensive adjustment to shelving superincumbent segmentation as required.This two schemes can both solve the problem of large-sized annular thin-walled general section of shipbody lifting distortion, but it is huge to there is investment, and delivery cycle is long, and troublesome maintenance etc. compare distinct issues.Therefore, exploitation one can meet large-sized annular thin-walled general section of shipbody lifting requirements, can seem very necessary by hanging method that is cost-saving, that simplify the high performance-price ratio safeguarded again.
Summary of the invention
The object of the present invention is to provide the hanging method of the many suspension centres of a kind of large-sized annular thin-walled general section of shipbody, have lifting efficiency high, cost of investment is low, use the many advantages such as simple, easy to maintenance, is a kind of ideal special hoisting scheme.
Technical scheme of the present invention is as follows:
A hanging method for the many suspension centres of large-sized annular thin-walled general section of shipbody, its feature is, two groups of parallel tracks arranges two hoisting cranes respectively, specifically comprises the steps:
1. the choosing of suspension centre: choose 12 suspension centres, as the riding position of 6 suspender belts having the ship hull plate tongue and groove position that rib strengthens;
2. the installation of corner protector: according to suspender belt trend, bending part arranges corner protector respectively in the middle part of described ship hull plate tongue and groove place and ship hull plate;
3. suspender belt is fixed in corresponding corner protector;
4. rigging is respectively suppressed respectively by shackle and the first steel rope in the two ends of four suspender belts near general section of shipbody stern direction to be connected;
5. four of general section of shipbody side first steel ropes compacting riggings to be fixed on one group of parallel track and on the main hook of the first heavy-duty machine in general section of shipbody stern direction, four of general section of shipbody opposite side first steel ropes compacting riggings to be fixed on another and to organize on parallel track and on the main hook of second hoisting crane in general section of shipbody stern direction;
6. rigging is respectively suppressed respectively by shackle and the second steel rope in the two ends of two suspender belts near general section of shipbody bow direction to be connected;
7. fixed with the row of hanging two ends respectively by four of general section of shipbody both sides second steel ropes compacting riggings, the two ends of this row of hanging are connected with the main hook of the 3rd hoisting crane, the main hook of fourth heavy-duty machine respectively by non junction fake.
Two suspension centres are merged into a suspension centre by pulley by the described row of hanging, and the spacing between two stress points of this row of hanging is consistent with the width of hull.
The described row of hanging is provided with the anti-pogo stick of steel rope, and prevention steel rope jumps out the risk of fixed pulley.The row of hanging has universal-joint regulatory function, can along hull direction in the scope of ± 10 ° lateral rotation, simultaneously can ensure that two hooks of two hoisting cranes can adjust ± 1 meter in horizontal surface.
The present invention also possesses following innovative point:
1, suspender belt, shackle, steel rope compacting rigging, the LOAD FOR of non junction fake and type selecting.
First, the wind area of measuring and calculating lifting segmentation, calculate wind load suffered by general section of shipbody according to formula PW=CPA, wherein C represents wind factor, and P represents blast; Secondly, according to load formula P=(PG+PW) γ '
mcalculate the actual load suffered by general section of shipbody, wherein PG represents common load, γ '
mrepresent enhancement coefficient; Again, lift ultimate load parameter list according to the distance of complete cross section center of gravity and crane suspension centre, suspender belt, calculate the load of every root hoist cable; Finally, find out in process and lift one group of maximum hoist cable load value of load, choose required Current Collector Sleave.The type and spec of above-mentioned Current Collector Sleave is chosen: suspender belt according to load---R02-50t × 23m; Shackle---S-BX85-3; Steel rope compacting rigging---8 × 37+IWR-1770-Φ, 86 × 15.86m; Non junction fake---Φ 66 × 5m (girth).
2, the design of the row of hanging.
Two weight-lifting equipments are mainly merged into a suspension centre by pulley by the row of hanging, enable two weight-lifting equipment average loads, make the load distribution of whole body section on three suspension centres, thus ensure the load of whole body section reasonable distribution between four weight-lifting equipments.
According to rated load and the own wt requirement of the row of hanging, the material of main part of suspender selects Q620 low-alloy high-tensile structural steel.According to site operation requirement, the row of hanging is provided with Universal adjusting mechanism: the row's of hanging heel risk that may cause due to hull inclination angle, and adjusting mechanism ensures that the row of hanging can regulate within the scope of the angle of heel of ± 10 °; Because each weight-lifting equipment hook during lifting may the asynchronous row of the hanging trim risk caused, the reserved suitable rope capacity guarantee row of hanging two ends can regulate within the scope of the trim of ± 1m.For adapting to join the weight-lifting equipment suspension hook pitch requirements hung, the pulley room of the row of hanging is apart from being 7.2m; For guaranteeing that the row's of hanging suspension centre is consistent with general section of shipbody width, the row's of hanging suspension centre spacing is set to 11.5m.For the risk that steel rope when preventing the row's of hanging heel is jumped out from pulley, the row of hanging must install the anti-pogo stick of steel rope additional, to stop steel rope and pulley angle exceedes ± 3 ° of risks caused.
Compared with prior art, technique effect of the present invention:
1, by the original hull steel joist method row's of hanging suspender belt method instead, decrease the weight of Current Collector Sleave, thus actv. lifting load can be increased, particularly at the poor scene of weight-lifting equipment load-carrying capacity advantageously.
2, cost is than steel joist.
3, simple to operate, convenient, enhance productivity greatly, and easy maintenance, greatly reduce labour intensity.
Accompanying drawing explanation
Fig. 1 is the front view of the hanging method of the many suspension centres of large-sized annular thin-walled general section of shipbody of the present invention.
Fig. 2 is the left view of the hanging method of the many suspension centres of large-sized annular thin-walled general section of shipbody of the present invention.
Fig. 3 is the right elevation of the hanging method of the many suspension centres of large-sized annular thin-walled general section of shipbody of the present invention.
In figure: 1---the main hook of the 3rd hoisting crane; 2---non junction fake; 3---the row of hanging; 4---the first steel rope compacting rigging; 5---shackle; 6---suspender belt; 7---corner protector; 8---hull; 9---the main hook of fourth heavy-duty machine; 10---the main hook of the first heavy-duty machine; 11---the main hook of the second hoisting crane; 12---the second steel rope compacting rigging.
Detailed description of the invention
Be described in further detail below in conjunction with the hanging method of drawings and Examples to the many suspension centres of large-sized annular thin-walled general section of shipbody of the present invention, but can not limit the scope of the invention with this.
Refer to Fig. 1-3, Fig. 1 is the front view of the hanging method of the many suspension centres of large-sized annular thin-walled general section of shipbody of the present invention, Fig. 2 is the left view of the hanging method of the many suspension centres of large-sized annular thin-walled general section of shipbody of the present invention, Fig. 3 is the right elevation of the hanging method of the many suspension centres of large-sized annular thin-walled general section of shipbody of the present invention, as shown in the figure, a hanging method for the many suspension centres of large-sized annular thin-walled general section of shipbody, two groups of parallel tracks arranges two hoisting cranes respectively, specifically comprises the steps:
1. the choosing of suspension centre: choose 12 suspension centres having the ship hull plate tongue and groove position that rib strengthens;
2. the installation of corner protector 7: according to suspender belt trend, bending part welds corner protector 7 respectively in the middle part of described ship hull plate tongue and groove place and ship hull plate;
3. suspender belt 6 is fixed in corresponding corner protector 7;
4. rigging 4 is respectively suppressed respectively by shackle 5 and the first steel rope in the two ends of four suspender belts near general section of shipbody stern direction to be connected;
5. four of general section of shipbody side first steel ropes compacting riggings 4 to be fixed on one group of parallel track and on the main hook 10 of the first heavy-duty machine in general section of shipbody stern direction, four of general section of shipbody opposite side first steel ropes compacting riggings 4 to be fixed on another and to organize on parallel track and on the main hook 11 of second hoisting crane in general section of shipbody stern direction.On the main hook 10 of the first heavy-duty machine and the main hook 11 of the second hoisting crane, the hook both sides of each " mountain " shape respectively hang steel cable, every root steel rope two ends connect two suspension centres, make the stressed all in allowed band of every root steel rope, the indeterminate phenomenon that main hook 11 times four suspension centres of the main hook 10 and the second hoisting crane that avoid the first heavy-duty machine occur with four steel ropes, solves the stressed irrational problem of steel rope.
6. rigging 12 is respectively suppressed respectively by shackle 5 and the second steel rope in the two ends of two suspender belts near general section of shipbody bow direction to be connected;
7. fixed with the row of hanging 3 two ends respectively by four of general section of shipbody both sides second steel ropes compacting riggings 12, the two ends of this row of hanging 3 are connected with the main hook 1 of the 3rd hoisting crane, the main hook 9 of fourth heavy-duty machine respectively by non junction fake 2.
Because every root suspender belt is all different from the angle of hull, for ensureing that suspender belt does not produce lateral sliding, need the corner protector selecting to meet loading demands according to suspender belt to the horizontal cross component that corner protector produces.
The present invention utilizes the span winch of four less tonnages to combine the situation lifting large-sized annular film general section of shipbody, pass through simple transformation, also be applicable to the hoisting crane of all size varying number, have that lifting efficiency is high, universal performance good, easy to use, buying and the advantage such as maintenance cost is low.
Certainly, the hanging method of the many suspension centres of large-sized annular thin-walled general section of shipbody of the present invention is not only confined to lifting mode cited in above-described embodiment, and protection scope of the present invention also comprises other apparent conversion for a person skilled in the art.
Claims (2)
1. a hanging method for the many suspension centres of large-sized annular thin-walled general section of shipbody, is characterized in that, two groups of parallel tracks arranges two hoisting cranes respectively, specifically comprises the steps:
1. the choosing of suspension centre: choose 12 suspension centres having the ship hull plate tongue and groove position that rib strengthens;
2. the installation of corner protector (7): according to suspender belt trend, bending part arranges corner protector (7) respectively in the middle part of described ship hull plate tongue and groove place and ship hull plate;
3. suspender belt (6) is fixed in corresponding corner protector (7);
4. rigging (4) is respectively suppressed respectively by shackle (5) and the first steel rope in the two ends of four suspender belts near general section of shipbody stern direction to be connected;
5. four of general section of shipbody side first steel ropes compacting rigging (4) to be fixed on one group of parallel track and on the main hook (10) of the first heavy-duty machine in general section of shipbody stern direction, four of general section of shipbody opposite side first steel ropes compacting rigging (4) to be fixed on another and to organize on parallel track and on the main hook (11) of second hoisting crane in general section of shipbody stern direction;
6. rigging (12) is respectively suppressed respectively by shackle (5) and the second steel rope in the two ends of two suspender belts near general section of shipbody bow direction to be connected;
7. fixed with the row of hanging (3) two ends respectively by four of general section of shipbody both sides second steel ropes compacting rigging (12), the two ends of this row of hanging (3) are connected with the main hook (1) of the 3rd hoisting crane, the main hook (9) of fourth heavy-duty machine respectively by non junction fake (2).
2. the hanging method of the many suspension centres of large-sized annular thin-walled general section of shipbody according to claim 1, it is characterized in that, two suspension centres are merged into a suspension centre by pulley by the described row of hanging (3), and the spacing between two stress points of this row of hanging (3) is consistent with the width of hull (8).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310492149.1A CN103640957B (en) | 2013-10-18 | 2013-10-18 | Multi-hoisting point hoisting method for large annular thin-walled ship hull block |
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| CN201310492149.1A CN103640957B (en) | 2013-10-18 | 2013-10-18 | Multi-hoisting point hoisting method for large annular thin-walled ship hull block |
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| CN103640957A CN103640957A (en) | 2014-03-19 |
| CN103640957B true CN103640957B (en) | 2015-07-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111332940A (en) * | 2020-03-06 | 2020-06-26 | 招商局邮轮制造有限公司 | Carrying and hoisting process for building block on cruise ship |
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| CN108746281B (en) * | 2018-06-05 | 2024-02-27 | 日照德信机械制造有限公司 | Bending machine suitable for large shackle |
| CN109052171B (en) * | 2018-10-29 | 2019-11-19 | 上海外高桥造船有限公司 | A kind of stem segmental hoisting method |
| CN110510506A (en) * | 2019-07-29 | 2019-11-29 | 沪东中华造船(集团)有限公司 | A kind of width type block hanging method of thin-wall construction |
| CN111017695A (en) * | 2019-11-29 | 2020-04-17 | 海洋石油工程（青岛）有限公司 | Process for hoisting large ship block by matching crawler crane with hoisting system |
| CN111377383B (en) * | 2020-03-30 | 2022-05-27 | 中国电建集团山东电力建设第一工程有限公司 | Hoisting system and hoisting method for overweight horizontal high-pressure heater |
| CN112319725B (en) * | 2020-09-24 | 2023-02-14 | 沪东中华造船(集团)有限公司 | Method for hoisting and docking annular main section of fishery scientific investigation ship |
| CN113401799B (en) * | 2021-07-21 | 2022-12-20 | 江南造船(集团)有限责任公司 | Hoisting method of giant thin deck block |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101492140A (en) * | 2008-01-21 | 2009-07-29 | 江南造船(集团)有限责任公司 | Sling apparatus for aluminum alloy catamaran and whole-boat set afloat process |
| CN101659371A (en) * | 2008-08-27 | 2010-03-03 | 天津港第二港埠有限公司 | Method for loading and unloading steel plate of small-hatch ship |
| CN102070071A (en) * | 2011-01-17 | 2011-05-25 | 化学工业岩土工程有限公司 | Steel reinforcement cage hoisting method |
| CN102659019A (en) * | 2012-06-01 | 2012-09-12 | 中国核工业第五建设有限公司 | Special lifting appliance for steel containment cover head in nuclear power station nuclear island and lifting method thereof |
| CN102701066A (en) * | 2011-10-11 | 2012-10-03 | 国家核电技术有限公司 | Hoisting method for hoisting assembling module of large container |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008013293A (en) * | 2006-07-04 | 2008-01-24 | Ishikawajima Transport Machinery Co Ltd | Lifting sling for ship, and method for automatically aligning ship |
-
2013
- 2013-10-18 CN CN201310492149.1A patent/CN103640957B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101492140A (en) * | 2008-01-21 | 2009-07-29 | 江南造船(集团)有限责任公司 | Sling apparatus for aluminum alloy catamaran and whole-boat set afloat process |
| CN101659371A (en) * | 2008-08-27 | 2010-03-03 | 天津港第二港埠有限公司 | Method for loading and unloading steel plate of small-hatch ship |
| CN102070071A (en) * | 2011-01-17 | 2011-05-25 | 化学工业岩土工程有限公司 | Steel reinforcement cage hoisting method |
| CN102701066A (en) * | 2011-10-11 | 2012-10-03 | 国家核电技术有限公司 | Hoisting method for hoisting assembling module of large container |
| CN102659019A (en) * | 2012-06-01 | 2012-09-12 | 中国核工业第五建设有限公司 | Special lifting appliance for steel containment cover head in nuclear power station nuclear island and lifting method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111332940A (en) * | 2020-03-06 | 2020-06-26 | 招商局邮轮制造有限公司 | Carrying and hoisting process for building block on cruise ship |
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