CN101987652A - Ship block displacement method - Google Patents
Ship block displacement method Download PDFInfo
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- CN101987652A CN101987652A CN2009100560750A CN200910056075A CN101987652A CN 101987652 A CN101987652 A CN 101987652A CN 2009100560750 A CN2009100560750 A CN 2009100560750A CN 200910056075 A CN200910056075 A CN 200910056075A CN 101987652 A CN101987652 A CN 101987652A
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Abstract
The invention discloses a ship block displacement method which comprises the following steps: S1. a plurality of displacement devices are distributed in areas at the lower part of a block to be displaced, and the jacking platforms of the displacement devices are pre-jacked so as to contact with the bottom of the block to be displaced; S2. the displacement devices synchronously jack up the block to be displaced so as to isolate the block to be displaced from a docking block below the block to be displaced at preset distance, wherein, the preset distance meets the displacement requirement of the block to be displaced; S3. the jacking platforms drive the jacked block to be displaced to move forwards the other block, wherein, the block to be displaced moves along the direction of the center line of a ship in the displacement process; and S4. after the block to be displaced moves to a preset position, the jacking platforms synchronously descend so as to drive the block to be displaced to drop to the docking block synchronously. The ship block displacement method can greatly shorten ship construction period and shift a great amount of outfitting and coating operation to the platforms without affecting construction of other ships owing to short time of occupying a dock.
Description
Technical field
The present invention relates to a kind of displacement method of large-scale complete cross section, particularly relate to of midships section or the bow large-scale complete cross section displacement of large-scale complete cross section weight less than 6000 tons bulge carrier and oil tanker.
Background technology
Along with the World Science technical development is advanced by leaps and bounds, the designing technique of ship building, manufacturing technology and management technique also constantly advance, modern shipbuilding factory uses the individual event pioneering technology, but successfully ship design, production, precision, management are closely combined, under new high efficiency production pattern, give full play to the advantage of the advanced shipbuilding worker method of formation, obtained tangible benefit, we can say that worker's method is one of modern shipbuilding factory important symbol.
When making hull in the prior art, all be that each complete cross section is directly built in dock.For example, hull integral body is divided into bow, midships section and stern, in the depressed place, has built after the bow, on the bow basis, continue to build midships section and stern.According to this manufacture method, bow, midships section and stern take the chronic of position, depressed place, and three parts can not build simultaneously, so the production cycle of whole boats and ships is very long, have influenced the construction time of other boats and ships simultaneously.
Summary of the invention
The technical problem to be solved in the present invention is in order to overcome long influence of ship building period and the defective of other ship building times in the prior art, a kind of general section of shipbody displacement method that shortens ship building period to be provided.
The present invention solves above-mentioned technical matters by following technical proposals:
A kind of general section of shipbody displacement method, its characteristics are that it may further comprise the steps:
S
1, the pre-jacking stage: some shift assemblys are distributed in each zone, bottom of complete cross section to be shifted, and the Lifting bench of described shift assembly are carried out pre-jacking to touch complete cross section to be shifted bottom;
S
2, the complete cross section synchronization of jacking up stage: make each shift assembly synchronization of jacking up complete cross section to be shifted, make the docking block of complete cross section to be shifted and its below break away from a predeterminable range, this predeterminable range is to satisfy the distance that complete cross section displacement to be shifted requires;
S
3, the synchronous shift phase of complete cross section: make described each Lifting bench drive complete cross section to be shifted that its jacking rises to another complete cross section displacement, complete cross section to be shifted moves along the hull centerline direction when wherein being shifted;
S
4, complete cross section descends the landing pier stage synchronously: after complete cross section to be shifted moves to the desired location, described each Lifting bench is descended synchronously drops on the docking block synchronously to drive complete cross section to be shifted.
Wherein, step S
2In, comprised also that before jacking complete cross section to be shifted one adjusts the step of shift assembly load: make described Lifting bench jacking one preset displacement carry out complete cross section and weigh, stressing conditions according to each region shifting device is adjusted the stressed of shift assembly, makes described each shift assembly load even.
Wherein, this preset displacement is 10mm.
Wherein, step S
2In, described predeterminable range is 20～30mm.
Wherein, step S
3In, make complete cross section to be shifted along hull line of centers displacement 20mm at every turn, repeat 3～4 times then and will treat that mobile complete cross section moves to the desired location.
Wherein, described shift assembly is a hydraulic trolley.
Positive progressive effect of the present invention is: the present invention has shortened ship building period greatly, a large amount of fitting-outs and painting work can be moved on the platform to carry out; Short because take the dock time simultaneously, also can not have influence on the construction of other boats and ships.
Description of drawings
Fig. 1 is the arrangement plan of hydraulic trolley of the present invention under the bow complete cross section.
Fig. 2 is the scheme drawing of general section of shipbody displacement method of the present invention.
The specific embodiment
Provide preferred embodiment of the present invention below in conjunction with accompanying drawing, to describe technical scheme of the present invention in detail.
As Fig. 1-2, hull specifically is divided into several sections can be divided into bow, midships section and three complete cross sections of stern with hull in the present embodiment according to the actual conditions branch, keeps stern complete cross section 3 motionless then, midships section complete cross section 2 to 3 displacements of stern complete cross section, is shifted bow complete cross section 1 again to midships section complete cross section 2.
In the present embodiment, this method is to be arranged in boats and ships by 32 226t (ton) hydraulic trolley 13 to wait to move below the complete cross section, realizes the displacement between complete cross section by synchronization of jacking up, displacement synchronously, reaches the purpose of displacement, wait to move large-scale complete cross section weight≤6000 ton, gap≤200mm between the complete cross section.Be that example describes with the method that bow complete cross section 1 is displaced to midships section complete cross section 2 below, midships section complete cross section 2 be displaced to stern complete cross section 3 can adopt and use the same method.This method mainly divides pre-jacking stage, complete cross section synchronization of jacking up stage, complete cross section synchronous shift stage, complete cross section to descend landing pier stage four-stage synchronously.
F/s is the pre-jacking stage, some shift assemblys is distributed in each zone, bottom of complete cross section to be shifted (being bow complete cross section 1), and the Lifting bench of described shift assembly is carried out pre-jacking to touch complete cross section to be shifted bottom.In the present embodiment, shift assembly adopts hydraulic trolley 13, and the Lifting bench of hydraulic trolley 13 can be realized jacking and shifting function, for prior art repeats no more.According to the hydraulic trolley arrangement plan that designs in advance with hydraulic trolley 13 by moving into place, make the direction of displacement unanimity of every dolly.By the master control platform hull bottom dolly is divided into three zones, and to each regional dolly apply≤30 tons power carries out pre-jacking, makes the Lifting bench and the hull bottom closed contact of every hydraulic trolley 13.Wherein, this master control platform can be controlled separately and packet synchronization control each dolly, and can carry out displacement accuracy setting and tonnage setting to dolly.Master control platform control dolly is a prior art, repeats no more.
Subordinate phase is the complete cross section synchronization of jacking up stage: make each hydraulic trolley 13 synchronization of jacking up bow complete cross section 1, make the bow complete cross section 1 and the docking block 12 of its below break away from a predeterminable range, this predeterminable range is to satisfy the distance that complete cross section displacement to be shifted requires.In the present embodiment, can also be at first by supervisory control desk every dolly being provided with jacking displacement 10mm carries out complete cross section and weighs, observe the stressed distribution situation of dolly in each zone, may occur local dolly overload situation in this process, this moment can be by finely tuning to guarantee each dolly load even to indivedual dollies in the regional area.The jacking process can divide 3～4 repetitive operations to finish, and finally makes jacking complete cross section and hull bottom docking block 12 break away from predeterminable range, and preferred 20～30mm can satisfy the displacement requirement.
Phase III is the synchronous shift phase of complete cross section: make described each Lifting bench drive bow complete cross section 1 that its jacking rises to 2 displacements of midships section complete cross section, complete cross section to be shifted moves along the hull centerline direction when wherein being shifted.In the present embodiment, each dolly is set along hull centerline direction displacement 20mm, divides 3～4 repetitive operations that huge complete cross section is moved into place by the master control platform.
The quadravalence section is that complete cross section descends the landing pier stage synchronously: after bow complete cross section 1 moves to the desired location, described each Lifting bench is descended synchronously drop to synchronously on the docking block 12 to drive bow complete cross section 1.Complete cross section descends must be synchronous, otherwise the overweight phenomenon of regional area will occur.
So far, bow complete cross section 1 is displaced to midships section complete cross section 2 processes finishes, the gap before both displacements is 50～200mm, can reach below the 10mm after the displacement, has satisfied the requirement as down-streams such as welding.Can adopt total powerstation to carry out all-the-way tracking in the whole shifting process, with guarantee before the displacement of huge complete cross section with the displacement line skew ± 2mm of rear center in, in lateral error ± 5mm.Wherein, disalignment refers to that bow line of centers 11 is with respect to midships section line of centers 21 deviation range of left and right directions in the drawings.Between the two diff-H when lateral error refers to the centerline collineation of bow complete cross section 1 and midships section complete cross section 2.In addition, the maximum jacking weight of hydraulic pressure displacement dolly is 226 tons, can not cause any damage and distortion to hull structure under the fully laden.In the present embodiment, the overall dimensions of bow large-scale complete cross section are l * b * h=76 rice * 45 meter * 31 meters, together with the fitting-out in the zone, about 6000 tons of displacement weight, translocation distance 100～170mm finishes the complete cross section displacement in one day, the butt joint assembling, every technical index all reaches the ship building requirement.
Though more than described the specific embodiment of the present invention, it will be understood by those of skill in the art that these only are casehistorys, under the prerequisite that does not deviate from principle of the present invention and essence, can make numerous variations or modification to these embodiments.Therefore, protection scope of the present invention is limited by appended claims.
Claims (6)
1. general section of shipbody displacement method is characterized in that it may further comprise the steps:
S
1, the pre-jacking stage: some shift assemblys are distributed in each zone, bottom of complete cross section to be shifted, and the Lifting bench of described shift assembly are carried out pre-jacking to touch complete cross section to be shifted bottom;
S
2, the complete cross section synchronization of jacking up stage: make each shift assembly synchronization of jacking up complete cross section to be shifted, make the docking block of complete cross section to be shifted and its below break away from a predeterminable range, this predeterminable range is to satisfy the distance that complete cross section displacement to be shifted requires;
S
3, the synchronous shift phase of complete cross section: make described each Lifting bench drive complete cross section to be shifted that its jacking rises to another complete cross section displacement, complete cross section to be shifted moves along the hull centerline direction when wherein being shifted;
S
4, complete cross section descends the landing pier stage synchronously: after complete cross section to be shifted moves to the desired location, described each Lifting bench is descended synchronously drops on the docking block synchronously to drive complete cross section to be shifted.
2. general section of shipbody displacement method as claimed in claim 1 is characterized in that step S
2In, comprised also that before jacking complete cross section to be shifted one adjusts the step of shift assembly load: make described Lifting bench jacking one preset displacement carry out complete cross section and weigh, stressing conditions according to each region shifting device is adjusted the stressed of shift assembly, makes described each shift assembly load even.
3. general section of shipbody displacement method as claimed in claim 2 is characterized in that, this preset displacement is 10mm.
4. general section of shipbody displacement method as claimed in claim 1 is characterized in that step S
2In, described predeterminable range is 20～30mm.
5. general section of shipbody displacement method as claimed in claim 1 is characterized in that step S
3In, make complete cross section to be shifted along hull line of centers displacement 20mm at every turn, repeat 3～4 times then and will treat that mobile complete cross section moves to the desired location.
6. general section of shipbody displacement method as claimed in claim 1 is characterized in that, described shift assembly is a hydraulic trolley.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910056075 CN101987652B (en) | 2009-08-07 | 2009-08-07 | Ship block displacement method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910056075 CN101987652B (en) | 2009-08-07 | 2009-08-07 | Ship block displacement method |
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| Publication Number | Publication Date |
|---|---|
| CN101987652A true CN101987652A (en) | 2011-03-23 |
| CN101987652B CN101987652B (en) | 2013-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200910056075 Expired - Fee Related CN101987652B (en) | 2009-08-07 | 2009-08-07 | Ship block displacement method |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105667710A (en) * | 2015-12-31 | 2016-06-15 | 广船国际有限公司 | Translation locating device and method for annular block of hull |
| CN105857550A (en) * | 2016-04-26 | 2016-08-17 | 葛洲坝机械工业有限公司 | Device for longitudinally moving ultra-wide ship, ship-moving trolley and method |
| CN110027674A (en) * | 2019-05-16 | 2019-07-19 | 上海外高桥造船有限公司 | General section of shipbody shifts construction method |
| CN111422319A (en) * | 2020-04-17 | 2020-07-17 | 上海外高桥造船有限公司 | Multi-island construction method in large ship dock and application |
| CN113548161A (en) * | 2021-08-03 | 2021-10-26 | 舟山长宏国际船舶修造有限公司 | Half-ship sea-crossing whole ship jacking method |
| CN115520347A (en) * | 2022-09-21 | 2022-12-27 | 中国船舶集团青岛北海造船有限公司 | Arrangement method of synchronous jacking positioning machine for giant ship block |
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| SU1237545A1 (en) * | 1984-06-22 | 1986-06-15 | Предприятие П/Я А-3907 | Apparatus for moving ship hull or its part at construction site |
| JP2002331990A (en) * | 2001-05-08 | 2002-11-19 | Nkk Corp | Surface plate for moving block |
| CN1586979A (en) * | 2004-07-19 | 2005-03-02 | 江南造船(集团)有限责任公司 | General section gather-up butt joint method for regional shipbuilding |
| CN1760079A (en) * | 2004-10-15 | 2006-04-19 | 上海外高桥造船有限公司 | Transverse haif island type shipbuilding practices |
| KR100730694B1 (en) * | 2006-07-13 | 2007-06-21 | 대우조선해양 주식회사 | Marking method for water line of ship |
| CN101428679A (en) * | 2008-11-20 | 2009-05-13 | 无锡市三信传动控制有限公司 | Jacking parallel move swivelling mechanism |
-
2009
- 2009-08-07 CN CN 200910056075 patent/CN101987652B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1237545A1 (en) * | 1984-06-22 | 1986-06-15 | Предприятие П/Я А-3907 | Apparatus for moving ship hull or its part at construction site |
| JP2002331990A (en) * | 2001-05-08 | 2002-11-19 | Nkk Corp | Surface plate for moving block |
| CN1586979A (en) * | 2004-07-19 | 2005-03-02 | 江南造船(集团)有限责任公司 | General section gather-up butt joint method for regional shipbuilding |
| CN1760079A (en) * | 2004-10-15 | 2006-04-19 | 上海外高桥造船有限公司 | Transverse haif island type shipbuilding practices |
| KR100730694B1 (en) * | 2006-07-13 | 2007-06-21 | 대우조선해양 주식회사 | Marking method for water line of ship |
| CN101428679A (en) * | 2008-11-20 | 2009-05-13 | 无锡市三信传动控制有限公司 | Jacking parallel move swivelling mechanism |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105667710A (en) * | 2015-12-31 | 2016-06-15 | 广船国际有限公司 | Translation locating device and method for annular block of hull |
| CN105857550A (en) * | 2016-04-26 | 2016-08-17 | 葛洲坝机械工业有限公司 | Device for longitudinally moving ultra-wide ship, ship-moving trolley and method |
| CN105857550B (en) * | 2016-04-26 | 2018-03-02 | 中国葛洲坝集团机械船舶有限公司 | The device and method vertically moved for ultra-wide ship |
| CN110027674A (en) * | 2019-05-16 | 2019-07-19 | 上海外高桥造船有限公司 | General section of shipbody shifts construction method |
| CN111422319A (en) * | 2020-04-17 | 2020-07-17 | 上海外高桥造船有限公司 | Multi-island construction method in large ship dock and application |
| CN113548161A (en) * | 2021-08-03 | 2021-10-26 | 舟山长宏国际船舶修造有限公司 | Half-ship sea-crossing whole ship jacking method |
| CN115520347A (en) * | 2022-09-21 | 2022-12-27 | 中国船舶集团青岛北海造船有限公司 | Arrangement method of synchronous jacking positioning machine for giant ship block |
| CN115520347B (en) * | 2022-09-21 | 2024-06-11 | 中国船舶集团青岛北海造船有限公司 | Arrangement method of hull giant block synchronous jacking positioning machine |
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| Publication number | Publication date |
|---|---|
| CN101987652B (en) | 2013-04-03 |
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Granted publication date: 20130403 Termination date: 20170807 |