CN102328731A - Method for arranging overlong guide rail of pipe stevedoring crane - Google Patents
Method for arranging overlong guide rail of pipe stevedoring crane Download PDFInfo
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- CN102328731A CN102328731A CN201110144429A CN201110144429A CN102328731A CN 102328731 A CN102328731 A CN 102328731A CN 201110144429 A CN201110144429 A CN 201110144429A CN 201110144429 A CN201110144429 A CN 201110144429A CN 102328731 A CN102328731 A CN 102328731A
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Abstract
The invention relates to a method for arranging an overlong guide rail of a pipe stevedoring crane. In the method, all sections of a guide rail are positioned on a ship from a stern to a stem of a deck A, and the guide rail of a pipe hoisting crane can be arranged in position on the deck A after welding work is finished. The method for arranging the guide rail of the pipe hoisting crane is characterized by comprising the following steps of: positioning the guide rail; performing assessment measurement on the levelness of the deck; welding a fixing base plate; determining an adjusting base plate; hoisting and welding the guide rail; and arranging a rack. The method has the advantages that: by the process, the rail of the pipe stevedoring crane can be arranged quickly and conveniently; and the sections of the rail are completely combined with a ship body when the rail is arranged.
Description
Technical field
The present invention relates to a kind of installation method of deck crane track, specifically is the installation method that a kind of method that adopts accurate location, segmentation to install is installed the deck crane track.
Background technology
Erecting crane is the comparatively general a kind of equipment of modern ships on the boats and ships.But the installation of hoisting crane can be just inequality to different boats and ships installation requirements because of dissimilar hoisting cranes.
The track that the present invention installs is that purpose made pipe stevedoring crane is supporting; And common guide rail installation method can not satisfy the specific (special) requirements of this hoisting crane, these requirements comprise connection between every section on levelness, the guide rail of the welding of tooth bar above the guide rail, every guide rail, height adjustment and between the processing etc. in room.
Summary of the invention
Main task of the present invention is to provide a kind of guide rail installation method of pipe stevedoring crane, with satisfy this hoisting crane to the connection between every section on levelness, the guide rail of the structure of guide rail, every guide rail, arrangement for adjusting height and between the specific (special) requirements of processing in room.
In order to solve above technical matters; Technical scheme of the present invention is: a kind of overlength guide rail installation method of pipe stevedoring crane; This method on the A deck from stern to bow, all the location is accomplished in segmentations aboard ship, after welding job finishes; Can carry out the pipe heavy-duty machine guide rail installation in place on the A deck of slinging, it is characterized in that: the said pipe heavy-duty machine guide rail installation steps of slinging are following:
The location of a, guide rail; The measurement of knowing the real situation of b, deck level degree; C, welding be backing plate fixedly; D, definite adjustment backing plate; E, hang and weld guide rail; F, installation tooth bar.
Also comprise step:
The processing of g, guide clearance: each bar guide rail is made up of several sections butt joints, can not make paint for the gap between the butt end that prevents every section adjacent guide rail and cause corrosion, fills with epoxy resin in the gap between the guide rail butt end after tooth bar is installed.
H, backing plate processing at interval: adjacent per two adjustment backing plates or 400 millimeters the interval of fixedly having an appointment between the backing plate, for preventing to produce corrosion from now on because of not making paint, the on-the-spot need should be sealed at the interval with band steel.
Gap between the butt end of every section adjacent guide rail is the 1.5-2.0 millimeter, and convenient in order to install, can process several piece sheet steel thickness is that 1.8mm is inserted in each gap location.
The positioning step a of described guide rail is: the line of drawing in guide rail installation region, A deck by hull marks the line of centers of four guide rails on the A deck by figure.
The measuring process b that knows the real situation of described deck level degree is: every pipe hangs and carries out total measurement of knowing the real situation in the guide rail fitting limit on the A deck, measure diff-H maximum and bigger a bit or several point, promptly the deck is minimum and than low spot.
Described welding fixedly backing plate step c is: the deck nadir of measuring according to knowing the real situation of described deck level degree reaches than low spot; Press backing plate position in the guide rail erection plan; Be positioned at nadir and than the position of the low spot the thickest fixedly backing plate (about 70 millimeters) that is welded; In other backing plate positions, time thick fixedly backing plate (about 65 millimeters) of being welded, and fixedly backing plate and A deck are fixed with growing spot welding.
Described definite adjustment backing plate steps d is: it is in place that a guide rail is hung on ship; The center line of guide rail that has marked on the center that makes guide rail and the deck is consistent; At the lower faceplate of guide rail and fixedly put into the adjustment backing plate between the backing plate; Make the last plane maintenance level of the top panel of guide rail, measure the thickness of every adjustment backing plate one by one; The level of guide rail upper surface needs to control with more accurate level indicator, after guide rail and need be reached the requirement of straightness accuracy leveling, will adjust backing plate and fixedly backing plate spot welding fix.
Describedly hang and weld guide rail step e and be: butt welded seam and fixing and adjustment backing plate apply anti-rust paint; Guide rail is hung one by one in order on the adjustment backing plate; Detect the levelness on plane on the guide rail; Place in the needs adjustment is encased inside thin steel disc again between guide rail and composition backing, spot welding fixed guide and adjustment backing plate.
Described installation tooth bar step f is: 4 center line of guide rail that hull is drawn are caused the last plane of guide rail by the A deck; And tooth bar and tooth bar cushion block be installed on guide rail; The last plane of tooth bar cushion block need keep the parallelism with guide rail upper surface, below the tooth bar cushion block, is encased inside sheet steel according to on-the-spot needs and is used for fine setting.
The overlength guide rail installation method of another kind of pipe stevedoring crane; This method on the A deck from stern to bow; All the location is accomplished in segmentation aboard ship; After welding job finishes, can carry out the pipe heavy-duty machine guide rail installation in place on the A deck of slinging, it is characterized in that: the said pipe heavy-duty machine guide rail installation steps of slinging are following:
The location of a, guide rail; The measurement of knowing the real situation of b, deck level degree; C, welding be backing plate fixedly; D, installation adjusting device; E, hang and weld guide rail; F, parallelism and height adjustment; G, installation tooth bar.
Described setting device comprises the inclined-plane of the identical last wedge of a pair of slope and the following wedge formation of fitting each other, below this time wedge, is provided with fixedly backing plate, this fixedly backing plate captive joint with the deck of boats and ships; Fixedly respectively pass through screw plate of bolted connection in the both sides of backing plate at this; Be provided with on this screw plate respectively with described on wedge with following wedge both sides cooresponding on screw and following screw, parallelism adjusting bolt and height adjustment bolt are housed respectively in screw and the following screw on this.
Concrete installation process is: in advance a plurality of fixedly backing plates are arranged and welded with the deck along the guide rail hookup wire, fixedly on the backing plate wedge and following wedge being set, on last wedge, place rail body more then, and weld with last wedge; Screw plate is installed in the both sides of the fixedly backing plate below near this time wedge the butt end of every section guide rail then, can make the left and right sides translation of rail body level through regulating parallelism adjusting bolt, with the parallelism of adjustment rail body; Can make hyposphene shape piece sway through height adjustment bolt,, realize height adjustment guide rail through the relative sway on its inclined-plane and last wedge inclined-plane.The parallelism that remove above the screw plate machine adjustment back is regulated bolt and height adjustment bolt, will descend wedge and last wedge and fixedly backing plate welding then.
The invention has the advantages that: adopt above-mentioned technology, can effectively solve the installation of this pipe stevedoring crane track, and quick and easy; Combine with body section fully when mounted.
Description of drawings
Fig. 1 is the structural representation of pipe stevedoring crane of the present invention;
Fig. 2 is the distribution front view of pipe stevedoring crane guide rail of the present invention on hull;
Fig. 3 is the distribution birds-eye view of pipe stevedoring crane guide rail of the present invention on hull;
Fig. 4 is the A-A line cutaway view (one of structure) of Fig. 3 of the present invention;
Fig. 5 is the cross section view of another embodiment of guide rail of the present invention.
The specific embodiment
Full name of pipe stevedoring crane of the present invention is MQ4032 pipe stevedoring crane; As shown in Figure 1, it hangs 3 by driving under the portal frame 12 and seat on the portal frame 1 and forms jointly, and the maximum load-carrying ability that hangs main hook 4 is 40 tons; The spendable maximum distance of main hook 4 outboards is that main hook is 32m apart from its center; Driving 2 under the portal frame 1, its safe working load are 40 tons, and this pipe stevedoring crane is the equipment of directly ordering goods to South China Marine Machinery Co., Ltd..
Totally 2 in the full ship of this pipe stevedoring crane shown in Fig. 2-4, is arranged in the left and right sides of the F36～F138 ship on A deck 6; Totally 4 on its guide rail 5; Be installed between F38～F136, its length overall is 68.6 meters, at the cross-sectional plane of ship; Guide rail 5 is respectively 4200mm apart from the distance of stem stern line of centers 7,18200mm (being L6 and the L26 in the hull structure).
What the present invention mainly solved is the installation that pipe is sling the heavy-duty machine guide rail.
4 guide rails that pipe of the present invention hangs are pipes when being hung in load and using, and directly act on the parts on the hull structure, therefore 4 underdeck supporting construction intensity of guide rail A and accurately install, hang with the safety of boats and ships important to pipe.
Above-mentioned guide rail is installed the requirement to the A deck: the A deck level all is 18DH36 at this regional material; Requirement is in the about 70 meters length range of F38-F136; The height tolerance that closes up the aft deck plane should be controlled within 10 millimeters scopes, and the limit size of permission is 20 millimeters.
Below be that concrete pipe hangs the installation steps of guide rail on hull:
At first, pipe hangs the manufacturing of guide rail:
Two pipes hang 4 guide rails, and 68.6 meters of every guide rail length overalls are considered convenient construction, consider that from technique direction every guide rail divides plurality of sections, and do not need welding between every section. the length of every section guide rail about 6 meters for good.
The structure of guide rail: as shown in Figure 4; The present invention relates to a kind of boats and ships pipe stevedoring crane guide rail structure that can guarantee parallelism, comprise ship deck 6, rail body 211, tooth bar cushion block 311, tooth bar 411, go up wedge 511, following wedge 611, end stop 711.
Secondly, the pipe heavy-duty machine guide rail of slinging is aboard ship installed:
On the A deck from stern to bow, all the location is accomplished in segmentations aboard ship, welding job can be carried out pipe and hang guide rail installation in place on the A deck after finishing.
The line of drawing in guide rail installation region, A deck by hull marks the line of centers of four guide rails on the A deck by figure.
Guide rail location and installation aboard ship is except reaching vertical straightness accuracy 1/2000,5/10000 of single track; 7/68600, the limit allows to be of a size of outside the requirement of 8/68600 (being gauge 14000 ± 4), and difficult emphasis problem is that the parallelism on 68.6 meters length range inner orbit planes need reach the requirement (about 0.5/2000) with the parallelism of datum plane; Just in the range of operation of crane, A, B; C; 4 coplane degrees of D are not more than 5mm, reach this requirement, and key is to eliminate the out-of-flat on deck.
Below be that the present invention prepares the method for the fixing and adjusting pad plate thickness of each piece of guide rail and does following the elaboration in conjunction with the installation step preface of track:
1) in order to measure the accuracy of installation, measure and erection work need be carried out at night, on the ship not as vibratory magnitudes such as firer big be operated in construction.
2) drawing the measurement of line, mainly is to need laser-scan (side is flat) appearance or draw the steel rope method.Every pipe hangs and carries out total measurement of knowing the real situation in the guide rail fitting limit on the A deck, measure diff-H maximum and bigger a bit or several point (be deck minimum and than low spot), press backing plate position in the guide rail erection plan; (about 70 millimeters of the thickest fixedly composition backings are welded; I.e. fixing composition backing 2), in other backing plate positions, (about 65 millimeters of another kind of fixedly composition backings are welded; I.e. fixing composition backing 1), fixedly be to fix between composition backing and the A deck with long spot welding.
3) hang near the midway location of ship a guide rail in place; The center line of guide rail that has marked on the center that makes guide rail and the deck is consistent, at the lower faceplate of guide rail and fixedly put into worked-out adjustment backing plate between the backing plate, makes the last plane maintenance level of the top panel of guide rail; Measure the thickness of every adjustment backing plate one by one; Every adjustment backing plate is measured 4 points, takes 3 points, fills in the adjustment backing plate and carries out mach form.Every guide rail should be numbered based on its position, in order to avoid obscure.The level of guide rail upper surface needs to control (length of level indicator should be not less than 2 meters) with more accurate level indicator, and it is many particularly to adjust backing plate factor amount, needs numbering in order, avoids after machinework the problem that can't sit in the right seat.After guide rail and need be reached the requirement of straightness accuracy leveling, spot welding fixed adjusting pad plate and fixing backing plate.
4) the gap theoretical size between per 2 guide rails comprises that dimension limit is the 1.5-2.0 millimeter, and convenient in order to install, can process several piece sheet steel thickness is that 1.8mm is inserted in each gap location.
5) guide rail adjustment backing plate is aboard ship all assorted (levelness, straightness accuracy have all reached requirement); Hang and convince rail by patient analysis; Carrying out reaching between fixed bolster plate and the A deck fixedly backing plate and the welding of adjusting backing plate on the spot welded basis earlier, in the welding process, should control the minimizing welding deformation amount; Welding answers symmetry to carry out, and welding needs to carry out according to the requirement of technical evaluation.
6), after adjustment and the fixing welding between the backing plate completion, carry out the cleaning of welding slag etc. on the fixedly backing plate and the A deck of two tracks of larboard (or starboard) (68.6 meters); Butt welded seam reaches fixing and the adjustment backing plate paints (anti-rust paint twice); Guide rail is hung one by one in order on the adjustment backing plate, detect the levelness on plane on the guide rail, in the place of needs adjustment; Be encased inside thin steel disc (thickness is greatly between the 0.1-1 millimeter) between guide rail and the composition backing again; Spot welding fixed guide and adjustment backing plate according to above-mentioned welding requirements, carry out the welding between all guide rails and the adjustment backing plate.
7) 4 center line of guide rail hull being drawn are caused the last plane of guide rail by the A deck; Tooth bar and tooth bar cushion block are installed by drawing; The last plane of tooth bar cushion block need keep the parallelism with guide rail upper surface; Below the tooth bar cushion block, be encased inside sheet steel adjustment according to on-the-spot needs, according to step preface and the requirement of the welding guide rail tooth bar that has been welded, the need between the tooth bar connect use frock tooth bars (producer provides) and check.The oad of tooth bar cushion block is 50*100*155, and quantity is about 260.And 8 rail end backstops are installed in rail end.
8) gap between guide rail and the guide rail is for preventing that can not make paint causes corrosion, after the guide rail welded and installed finishes, need fill with epoxy.
9) backing plate below the guide rail, 400 millimeters the interval of having an appointment between per 2 backing plates, for preventing to produce corrosion from now on because of not making paint, the on-the-spot need sealed it with the band steel of 4 millimeters thick.
Referring to Fig. 5, be the structure of the another kind of guide rail of the present invention, on architecture basics shown in Figure 4, below this time wedge 611, be provided with fixedly backing plate 80, this fixedly welds on the deck 6 of backing plate 80 and boats and ships; Fixedly respectively connect a screw plate 90 in the both sides of backing plate 80 at this through bolt 120; Be provided with on this screw plate 90 respectively with described on wedge 511 with following wedge 611 both sides cooresponding on screw and following screw, on this, in screw and the following screw parallelism adjusting bolt 100 and height adjustment bolt 110 are housed respectively.
The installation procedure of integrated guide rail is: in advance a plurality of fixedly backing plates 80 are arranged and welded with deck 6 along the guide rail hookup wire; Fixedly on the backing plate 80 wedge 511 and following wedge 611 are being set then; On last wedge 511, place rail body 211 again, and weld with last wedge 511.Screw plate 90 is installed in the both sides of the fixedly backing plate 80 below near this time wedge 611 the butt end of every section rail body 211 then; Can make rail body 211 level left and right sides translations through regulating parallelism adjusting bolt 100, with the parallelism of adjustment rail body 211; Can be through height adjustment bolt 110 so that hyposphene shape piece 611 sway through the relative sway on its inclined-plane and last wedge 511 inclined-planes, realize the height adjustment to guide rail.The parallelism that remove above screw plate 90 machines adjustment back is regulated bolt 100 and height adjustment bolt 110, will descend wedge 611 and last wedge 511 and fixedly backing plate 80 welding then, accomplishes the installation of guide rail.This setting device is simple in structure, processing ease, and adjustment data is accurate.
Claims (7)
1. the overlength guide rail installation method of a pipe stevedoring crane; This method on the A deck from stern to bow; All the location is accomplished in segmentation aboard ship; After welding job finishes, can carry out the pipe heavy-duty machine guide rail installation in place on the A deck of slinging, it is characterized in that: the said pipe heavy-duty machine guide rail installation steps of slinging are following:
The location of a, guide rail; The measurement of knowing the real situation of b, deck level degree; C, welding be backing plate fixedly; D, definite adjustment backing plate; E, hang and weld guide rail; F, installation tooth bar.
2. the overlength guide rail installation method of pipe stevedoring crane according to claim 1 is characterized in that: also comprise step:
The processing of g, guide clearance: each bar guide rail is made up of several sections butt joints, can not make paint for the gap between the butt end that prevents every section adjacent guide rail and cause corrosion, fills with epoxy resin in the gap between the guide rail butt end after tooth bar is installed;
H, backing plate processing at interval: adjacent per two adjustment backing plates or 400 millimeters the interval of fixedly having an appointment between the backing plate, for preventing to produce corrosion from now on because of not making paint, the on-the-spot need should be sealed at the interval with band steel.
3. the overlength guide rail installation method of pipe stevedoring crane according to claim 2; It is characterized in that: the gap between the butt end of every section adjacent guide rail is the 1.5-2.0 millimeter; Convenient in order to install, can process several piece sheet steel thickness is that 1.8mm is inserted in each gap location.
4. the overlength guide rail installation method of pipe stevedoring crane according to claim 1 is characterized in that:
The positioning step a of described guide rail is: the line of drawing in guide rail installation region, A deck by hull marks the line of centers of four guide rails on the A deck by figure;
The measuring process b that knows the real situation of described deck level degree is: every pipe hangs and carries out total measurement of knowing the real situation in the guide rail fitting limit on the A deck, measure diff-H maximum and bigger a bit or several point, promptly the deck is minimum and than low spot;
Described welding fixedly backing plate step c is: the deck minimum point of measuring based on knowing the real situation of described deck level degree reaches than low spot; Press backing plate position in the guide rail installation diagram; Be positioned at minimum point and than the position of the low spot the thickest fixedly backing plate (about 70 millimeters) that is welded; In other backing plate positions; Be welded time thick fixedly backing plate (about 65 millimeters), and fixedly backing plate and A deck are fixed with growing spot welding;
Described definite adjustment backing plate steps d is: it is in place that a guide rail is hung on ship; The center line of guide rail that has marked on the center that makes guide rail and the deck is consistent; At the lower faceplate of guide rail and fixedly put into the adjustment backing plate between the backing plate; Make the last plane maintenance level of the top panel of guide rail, measure the thickness of every adjustment backing plate one by one; The level of guide rail upper surface needs to control with more accurate level indicator, after guide rail and need be reached the requirement of straightness accuracy leveling, will adjust backing plate and fixedly backing plate spot welding fix;
Describedly hang and weld guide rail step e and be: butt welded seam and fixing and adjustment backing plate apply anti-rust paint; Guide rail is hung one by one in order on the adjustment backing plate; Detect the levelness on plane on the guide rail; Place in the needs adjustment is encased inside thin steel disc again between guide rail and composition backing, spot welding fixed guide and adjustment backing plate;
Described installation tooth bar step f is: 4 center line of guide rail that hull is drawn are caused the last plane of guide rail by the A deck; And tooth bar and tooth bar cushion block be installed on guide rail; The last plane of tooth bar cushion block need keep the parallelism with guide rail upper surface, below the tooth bar cushion block, is encased inside sheet steel according to on-the-spot needs and is used for fine setting.
5. the overlength guide rail installation method of a pipe stevedoring crane; This method on the A deck from stern to bow; All the location is accomplished in segmentation aboard ship; After welding job finishes, can carry out the pipe heavy-duty machine guide rail installation in place on the A deck of slinging, it is characterized in that: the said pipe heavy-duty machine guide rail installation steps of slinging are following:
The location of a, guide rail; The measurement of knowing the real situation of b, deck level degree; C, welding be backing plate fixedly; D, installation adjusting device; E, hang and weld guide rail; F, parallelism and height adjustment; G, installation tooth bar.
6. the overlength guide rail installation method of pipe stevedoring crane according to claim 5; It is characterized in that: described setting device comprises the inclined-plane of the identical last wedge of a pair of slope and the following wedge formation of fitting each other; Below this time wedge, be provided with fixedly backing plate, this fixedly backing plate captive joint with the deck of boats and ships; Fixedly respectively pass through screw plate of bolted connection in the both sides of backing plate at this; Be provided with on this screw plate respectively with described on wedge with following wedge both sides cooresponding on screw and following screw, parallelism adjusting bolt and height adjustment bolt are housed respectively in screw and the following screw on this.
7. the overlength guide rail installation method of pipe stevedoring crane according to claim 6; It is characterized in that: concrete installation process is: in advance a plurality of fixedly backing plates are arranged and welded with the deck along the guide rail hookup wire; Fixedly on the backing plate wedge and following wedge are being set then; On last wedge, place rail body again, and weld with last wedge; Screw plate is installed in the both sides of the fixedly backing plate below near this time wedge the butt end of every section guide rail then, can make the left and right sides translation of rail body level through regulating parallelism adjusting bolt, with the parallelism of adjustment rail body; Can make hyposphene shape piece sway through height adjustment bolt,, realize height adjustment guide rail through the relative sway on its inclined-plane and last wedge inclined-plane.The parallelism that remove above the screw plate machine adjustment back is regulated bolt and height adjustment bolt, will descend wedge and last wedge and fixedly backing plate welding then.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101444294A CN102328731B (en) | 2011-05-31 | 2011-05-31 | Method for arranging overlong guide rail of pipe stevedoring crane |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101444294A CN102328731B (en) | 2011-05-31 | 2011-05-31 | Method for arranging overlong guide rail of pipe stevedoring crane |
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| Publication Number | Publication Date |
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| CN102328731A true CN102328731A (en) | 2012-01-25 |
| CN102328731B CN102328731B (en) | 2013-11-13 |
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| CN2011101444294A Expired - Fee Related CN102328731B (en) | 2011-05-31 | 2011-05-31 | Method for arranging overlong guide rail of pipe stevedoring crane |
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Cited By (7)
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| CN104986297A (en) * | 2015-06-12 | 2015-10-21 | 中船黄埔文冲船舶有限公司 | Installation method for horizontal sliding way of launch barge |
| CN105438742A (en) * | 2014-08-15 | 2016-03-30 | 上海船厂船舶有限公司 | Trolley rack for blowout preventer of moon poll of drilling ship and track installation method |
| CN106624631A (en) * | 2016-12-06 | 2017-05-10 | 大连船舶重工集团装备制造有限公司 | Control method of mounting precision of girder tracks of portal crane |
| CN107352397A (en) * | 2017-09-21 | 2017-11-17 | 南通如港船舶配套机械有限公司 | A kind of ship crane rail structure |
| CN110576943A (en) * | 2019-10-10 | 2019-12-17 | 中船黄埔文冲船舶有限公司 | deck rail positioning tool and deck rail laying method |
| CN111745563A (en) * | 2020-06-29 | 2020-10-09 | 沪东中华造船(集团)有限公司 | Guide rail installation positioning tool and method |
| CN114954816A (en) * | 2022-05-09 | 2022-08-30 | 大连中远海运重工有限公司 | Method for installing pipe gallery module track of floating production oil storage and discharge device |
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| CN110576943A (en) * | 2019-10-10 | 2019-12-17 | 中船黄埔文冲船舶有限公司 | deck rail positioning tool and deck rail laying method |
| CN111745563A (en) * | 2020-06-29 | 2020-10-09 | 沪东中华造船(集团)有限公司 | Guide rail installation positioning tool and method |
| CN111745563B (en) * | 2020-06-29 | 2021-09-17 | 沪东中华造船(集团)有限公司 | Guide rail installation positioning tool and method |
| CN114954816A (en) * | 2022-05-09 | 2022-08-30 | 大连中远海运重工有限公司 | Method for installing pipe gallery module track of floating production oil storage and discharge device |
| CN114954816B (en) * | 2022-05-09 | 2024-05-17 | 大连中远海运重工有限公司 | Method for installing pipe gallery module rail of floating production oil storage and discharge device |
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| CN102328731B (en) | 2013-11-13 |
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