CN101813215B - Integral installation method of hinged pipe-laying device - Google Patents
Integral installation method of hinged pipe-laying device Download PDFInfo
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- CN101813215B CN101813215B CN2009102643550A CN200910264355A CN101813215B CN 101813215 B CN101813215 B CN 101813215B CN 2009102643550 A CN2009102643550 A CN 2009102643550A CN 200910264355 A CN200910264355 A CN 200910264355A CN 101813215 B CN101813215 B CN 101813215B
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- laying device
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Abstract
The invention discloses an integral installation method of a hinged pipe-laying device. The method comprises the following steps: placing the pipe-laying device in an assigned position on a barge in advance, then tying up a main hull in a port, dragging the barge back to the tail of the main hull, adjusting the draught of the main hull and the barge to ensure that the joint of the pipe-laying device is little higher than the joint of the main hull, using a winch to connect the main hull with the barge, after putting the barge in place, connecting an elevator on the main hull with a pulley block on the pipe-laying device, keep rope loose, after moving the barge to an assigned position, adjusting ballast water to slowly regulate the draught of the barge to ensure the joint of the pipe-laying device to fall on the joint of the main hull, lifting the pipe-laying device about 0.5m, then adjusting the draught of the barge, and repeating the operations until the barge can be removed smoothly. The invention has the advantages of convenient operation, time-saving, labor-saving, safety and reliability.
Description
Technical field:
The present invention relates to a kind of integral installation method of hinged pipe-laying device.
Background technique:
Nowadays, the pipe laying frame all is that the above high-strength steel sheet of 30mm is formed, and Plate Steel reaches 120mm, and pipe-laying device all is the frame structure that High Tensile Steel Tube is formed, maximum diameter of steel tube reaches 914.4mm, and wall thickness reaches 59.5mm, and steel plate and steel pipe material reach 450EMZ especially.Pipe-laying device is about 92 meters, wide about 22 meters, high about 7 meters, it all is the frame structure that High Tensile Steel Tube is formed, maximum diameter of steel tube reaches 914.4mm, wall thickness reaches 59.5mm, about 990 tons of whole pipe-laying device weight, and pipe laying barge all adopted the method for segmented installation to install when pipe-laying device is installed in the past, will be after main hull be finished or even all ballasting systems can with after can begin to install, need after installing separately the equipment of pipe-laying device to be debugged in advance, the installation pipe-laying device cycle is long, and segmented is installed, mating interface is many, operation easier is big, and precision is difficult to control, and the operation at sea workload is big, paint destroys serious, also need to rent crane barge simultaneously and carry out operation, cost of idleness not only, working efficiency is also very low.
Summary of the invention:
The objective of the invention is in order to overcome above deficiency, a kind of easy to operate, time saving and energy saving, integral installation method of hinged pipe-laying device of increasing work efficiency, saving cost is provided.
Purpose of the present invention is achieved through the following technical solutions: a kind of integral installation method of hinged pipe-laying device may further comprise the steps:
A, preparatory work before installation:
(1), the position of pipe-laying device on barge is to determine according to the requirement of pipe-laying device integral installation waterborne, its specific requirement is: first, with after pipe-laying device axis hole and the pan contraposition that pipe laying barge stern hull docks, make barge and pipe laying barge main hull maintain 2～3 meters safe distance; The second, pipe laying barge and barge guarantee that the center line of pipe laying barge and the center line of pipe-laying device are same straight line after going to dock, determined the position of pipe-laying device after, pipe-laying device is put;
(2), utilize crane barge that pipe-laying device is winched on the barge select location, and guarantee that pipe-laying device axis hole part stretches out 2.9-3.1 rice in the barge outside;
(3), adorn axle equipment at 2 hydraulic pressure of installed inside of the hinged otic placode of pipe laying barge stern master, the every side of pipe laying barge stern is installed one, the center that makes the center of appearance axle cylinder of hydraulic equipment and main hinging hole point-blank and is placed on the bearing pin of pipe-laying device and holds in the axle cylinder;
(4), the jack fixed bearing is installed on the afterbody Main deck of barge, and to prepare 2 diameters be pipeline section about about 6 meters between 168mm～273mm;
B, installation pipe-laying device:
(1), pipe laying barge bow and stern bollard and hawser winch are connected on the bollard of harbour by mooring cable, and between pipe laying barge and harbour, place 4～6 meters wide air cushion wearing or featuring stage armours to guarantee that pipe laying barge main hull and pipe-laying device are at same straight line;
(2), barge is tugged the pipe laying barge rear apart from 6.5～8 meters of afterbodys;
(3), on barge, utilize by support tube, jack, fixed bearing in vertical fine setting pipe-laying device position;
(4), the drinking water that utilizes ballast pump on the barge to regulate barge carries out the phase I ballast, makes the pipe-laying device joint be higher than on the pipe laying barge 1.2～1.8 meters of joints, with winch pipe laying barge is connected with barge.
(5), utilize the ingate machine to connect lift and the sheave block on the pipe-laying device on the pipe laying barge with rope, connect back maintenance line relaxation state;
(6), regulate the barge ballast water by ballast pump on the barge, and the distance by jack control barge and pipe laying barge on the barge, avoid the hinged otic placode of master on the pipe-laying device to hit pipe laying barge;
(7), treat that master hinged otic placode axis hole center on the pipe-laying device and the hinged otic placode axis hole of pipe laying barge stern master center after on the same straight line, use 2 hydraulic pressure dress axle equipment slowly the bearing pin of pipe-laying device to be pushed in the hole;
(8), after the bearing pin installation, utilize the winch of pipe-laying device the pipe-laying device afterbody to be promoted about 0.6～1.0 meter by sheave block;
After C, pipe-laying device install, increase the barge ballast water by the barge ballast pump and make the barge drinking water increase by 0.3～0.6 meter, untie the hawser that barge is connected with harbour, remove barge with tugboat.
The present invention compared with prior art has the following advantages:
1, the reduction of erection time: integral installation can be built and debugging with main hull is parallel, connects at last, and construction period obviously shortens;
2, save cost: integral installation only connects the bearing pin of pipe-laying device, and the aquatic work amount is little, can not destroy pipe-laying device paint, and cost reduces greatly;
3, simple installation: integral installation operating technology content height, on-the-spot simple installation.
Embodiment:
In order to deepen the understanding of the present invention, the invention will be further described below in conjunction with embodiment, and this embodiment only is used to explain the present invention, do not constitute the qualification to protection domain of the present invention.
A kind of embodiment of integral installation method of hinged pipe-laying device of the present invention may further comprise the steps:
A, preparatory work before installation:
(1), the position of pipe-laying device on barge is to determine according to the requirement of pipe-laying device integral installation waterborne.Specific requirement is: after pipe-laying device axis hole and pan contraposition that pipe laying barge stern hull docks, maintain 2～3 meters safe distance at barge and pipe laying barge main hull 1.; 2. pipe laying barge and barge guarantee that the center line of pipe laying barge and the center line of pipe-laying device are same straight line after going to dock.After having determined the position of pipe-laying device, can bear the support that pipe-laying device weight requires according to the structural feature of barge with by calculating, designing and producing, and put according to the pipe-laying device putting position.
(2), utilize crane barge that pipe-laying device is winched on the ready-made support in barge deck, and guarantee that pipe-laying device axis hole part stretches out 2.9-3.1 rice in the barge outside.
(3), adorn axle equipment at 2 hydraulic pressure of installed inside of the hinged otic placode of pipe laying barge stern master, the every side of pipe laying barge stern is installed one, the center that makes the center of appearance axle cylinder of hydraulic equipment and main hinging hole point-blank and is placed on the bearing pin of pipe-laying device and holds in the axle cylinder.
(4), the jack fixed bearing is installed on the afterbody Main deck of barge, and to prepare 2 diameters be pipeline section about about 6 meters between 168mm～273mm.
B, installation pipe-laying device:
(1), pipe laying barge bow and stern bollard and hawser winch are connected on the bollard of harbour by mooring cable, and between pipe laying barge and harbour, place 4～6 meters wide air cushion wearing or featuring stage armour, to guarantee that pipe laying barge main hull and pipe-laying device are at same straight line.
(2), barge is tugged the pipe laying barge rear apart from 6.5～8 meters of afterbodys.
(3), utilize the position of vertically finely tuning barge by support tube, jack, fixed bearing.
(4), the drinking water that utilizes ballast pump on the barge to regulate barge carries out the phase I ballast, makes the pipe-laying device joint be higher than on the pipe laying barge 1.2～1.8 meters of joints, with winch pipe laying barge is connected with barge.
(5), utilize the ingate machine to connect lift and the sheave block on the pipe-laying device on the pipe laying barge with rope, connect back maintenance line relaxation state;
(6), regulate the barge ballast water by ballast pump on the barge, and the distance by jack control barge and pipe laying barge on the barge, avoid the hinged otic placode of master on the pipe-laying device to hit pipe laying barge.
(7), when treating that master hinged otic placode axis hole center on the pipe-laying device and the hinged otic placode axis hole of pipe laying barge stern master center are on same straight line, use 2 hydraulic pressure dress axle equipment slowly the bearing pin of pipe-laying device to be pushed in the hole.
(8), after the bearing pin installation, utilize the winch of pipe-laying device the pipe-laying device afterbody to be promoted about 0.6～1.0 meter by sheave block.
After C, pipe-laying device install, increase the barge ballast water by the barge ballast pump and make the barge drinking water increase by 0.3～0.6 meter, untie the hawser that barge is connected with harbour, remove barge with tugboat.
The present invention closes up hinged pipe-laying device with the mode that main hull uses axle to be connected, can lay maximum gauge in the hinged pipe-laying device and be 1.2 meters pipeline, hinged pipe-laying device on the water integral installation method is compared with the segmented installation method, has the reduction of erection time, saves cost, easy-to-install advantage.
Claims (1)
1. integral installation method of hinged pipe-laying device is characterized in that: may further comprise the steps:
A, preparatory work before installation:
(1), the position of pipe-laying device on barge is to determine according to the requirement of pipe-laying device integral installation waterborne, its specific requirement is: first, with after pipe-laying device axis hole and the pan contraposition that pipe laying barge stern hull docks, make barge and pipe laying barge main hull maintain 2～3 meters safe distance; The second, pipe laying barge and barge guarantee that the center line of pipe laying barge and the center line of pipe-laying device are same straight line after going to dock, determined the position of pipe-laying device after, pipe-laying device is put;
(2), utilize crane barge that pipe-laying device is winched on the barge select location, and guarantee that pipe-laying device axis hole part stretches out 2.9-3.1 rice in the barge outside;
(3), adorn axle equipment at 2 hydraulic pressure of installed inside of the hinged otic placode of pipe laying barge stern master, the every side of pipe laying barge stern is installed one, make described hydraulic pressure dress axle equipment appearance axle cylinder center and main hinging hole the center point-blank, and the bearing pin of pipe-laying device be placed on hold in the cylinder;
(4), the jack fixed bearing is installed on the afterbody Main deck of barge, and to prepare 2 diameters be that length is pipeline section about 6 meters between 168mm～273mm;
B, installation pipe-laying device:
(1), pipe laying barge bow and stern bollard and hawser winch are connected on the bollard of harbour by mooring cable, and between pipe laying barge and harbour, place 4～6 meters wide air cushion wearing or featuring stage armour to guarantee that pipe laying barge main hull and pipe-laying device are at same straight line;
(2), barge is tugged the pipe laying barge rear apart from 6.5～8 meters of pipe laying barge afterbodys;
(3), on barge, utilize by support tube, jack, fixed bearing in vertical fine setting pipe-laying device position;
(4), the drinking water that utilizes ballast pump on the barge to regulate barge carries out the phase I ballast, makes the pipe-laying device joint be higher than on the pipe laying barge 1.2～1.8 meters of joints, with winch pipe laying barge is connected with barge;
(5), utilize the ingate machine to connect lift and the sheave block on the pipe-laying device on the pipe laying barge with rope, connect back maintenance line relaxation state;
(6), regulate the barge ballast water by ballast pump on the barge, and the distance by jack control barge and pipe laying barge on the barge, avoid the hinged otic placode of master on the pipe-laying device to hit pipe laying barge;
(7), treat that master hinged otic placode axis hole center on the pipe-laying device and the hinged otic placode axis hole of pipe laying barge stern master center after on the same straight line, use described 2 hydraulic pressure dress axle equipment slowly the bearing pin of pipe-laying device to be pushed in the hole;
(8), after the bearing pin installation, utilize the winch of pipe-laying device the pipe-laying device afterbody to be promoted about 0.6～1.0 meter by sheave block;
After C, pipe-laying device install, increase the barge ballast water by the barge ballast pump and make the barge drinking water increase by 0.3～0.6 meter, untie the hawser that barge is connected with harbour, remove barge with tugboat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102643550A CN101813215B (en) | 2009-12-21 | 2009-12-21 | Integral installation method of hinged pipe-laying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102643550A CN101813215B (en) | 2009-12-21 | 2009-12-21 | Integral installation method of hinged pipe-laying device |
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| Publication Number | Publication Date |
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| CN101813215A CN101813215A (en) | 2010-08-25 |
| CN101813215B true CN101813215B (en) | 2011-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009102643550A Active CN101813215B (en) | 2009-12-21 | 2009-12-21 | Integral installation method of hinged pipe-laying device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104652480B (en) * | 2015-02-16 | 2017-03-01 | 中交一航局第二工程有限公司 | A kind of method of adjustment of immersed tube axis |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1184526A (en) * | 1995-03-23 | 1998-06-10 | 康斯贝格离岸公司 | Method for connecting underwater pipelines particularly suitable for great depths and big diameters |
| CN2589773Y (en) * | 2002-11-16 | 2003-12-03 | 胜利油田胜利石油化工建设有限责任公司三分公司 | Off-shore connecting device for shallow seabed pipeline laying |
| CN1975227A (en) * | 2005-05-10 | 2007-06-06 | 伊特雷科公司 | Marine pipe laying system method and hoisting device |
-
2009
- 2009-12-21 CN CN2009102643550A patent/CN101813215B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1184526A (en) * | 1995-03-23 | 1998-06-10 | 康斯贝格离岸公司 | Method for connecting underwater pipelines particularly suitable for great depths and big diameters |
| CN2589773Y (en) * | 2002-11-16 | 2003-12-03 | 胜利油田胜利石油化工建设有限责任公司三分公司 | Off-shore connecting device for shallow seabed pipeline laying |
| CN1975227A (en) * | 2005-05-10 | 2007-06-06 | 伊特雷科公司 | Marine pipe laying system method and hoisting device |
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| Publication number | Publication date |
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| CN101813215A (en) | 2010-08-25 |
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Address after: 226000 No. 1, COSCO Road, Jiangsu, Nantong Patentee after: Nantong COSCO Shipping Engineering Co., Ltd. Address before: 226000 Jiangsu Province, Nantong City Chongchuan District COSCO Road No. 1 Patentee before: COSCO Shipyard Group Co., Ltd. |
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