CN104890824A - Rocker overturning testing method for jacket launching barge - Google Patents
Rocker overturning testing method for jacket launching barge Download PDFInfo
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- CN104890824A CN104890824A CN201510317906.0A CN201510317906A CN104890824A CN 104890824 A CN104890824 A CN 104890824A CN 201510317906 A CN201510317906 A CN 201510317906A CN 104890824 A CN104890824 A CN 104890824A
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- rocking arm
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- launching barge
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Abstract
The invention relates to the technical field of marine installation testing, in particular to a rocker overturning testing method for a jacket launching barge. In the testing process, the rocker overturning lifting force is provided through a crane in a dock, and the adjustable and controllable crane lifting force is capable of guaranteeing the precise and safe regulation and control in the rocker overturning process and convenient for controlling the rocker to statically locate at a position to be tested to test. The rocker overturning testing method for the jacket launching barge does not need counterweight iron and the like testing fixture, the testing fixture preparation before testing and the tail-in work after testing are greatly reduced, the testing period is shortened, the efficiency is improved, the testing process can be performed in the dock, the mooring testing period of the launching barge at the wharf is shortened, and the wharf resource and testing cost can be saved.
Description
Technical field
The present invention relates to marine installation testing technique field, be specifically related to a kind of jacket launching barge rocking arm roll-over test method.
Background technology
Launching barge rocking arm is a critical system on launching barge, the main bearing system of the equipment such as jacket in lower water process and by Force system, two rocking arms with turning cylinder that jacket launching barge is arranged by its stern, when jacket slides into launching barge stern along launching barge track; under the double action that rocking arm inclines at jacket pressure and launching barge stern; jacket will have been dragged to overturn together and impelled jacket launching; last jacket leaves barge, and rocking arm then stands on launching barge afterbody.In shipbuilding field, need to carry out a series of roll-over test after rocking arm production installation, and check that the contact situation of compound plate is strengthened on rocking arm levelling pad and deck in the process of test, check rotating shaft and semicircle overlaps and locker cuts with scissors knot situation, check the contact situation of the headblock that rocking arm and energy disperser surface are laid, guarantee that rocking arm production installation reaches designing requirement, traditional rocking arm roll-over test is all undertaken by the mode arranging the test tools such as counterweight foundary weight, a large amount of counterweight foundary weight and more hand fit is needed to carry out, not only during test, manual work difficulty is large, and need to carry out a large amount of preparations and tailing in work before and after test, test period is long, efficiency is low, costly.
Summary of the invention
The object of the invention is to provide a kind of jacket launching barge rocking arm roll-over test method for the deficiencies in the prior art, the hoisting force realizing rocking arm upset is provided by the loop wheel machine in dock in process of the test, adjustable, controlled loop wheel machine pulling force can ensure accurately and safely regulating and controlling of rocking arm switching process, be convenient to control rocking arm be still in required test position and detect, the method does not need the test tools such as counterweight foundary weight, the test tool greatly reduced before and after test prepares and tailing in work, shorten the test period, improve efficiency, be conducive to saving experimentation cost.
The present invention is achieved through the following technical solutions this object:
A kind of jacket launching barge rocking arm roll-over test method, comprises the following steps:
1) rocking arm is rotatably connected with the stern of launching barge by the rotating shaft that is used in conjunction with each other and semicircle cover, arranges the first suspension centre and the second suspension centre respectively, and be connected with the first loop wheel machine, the second loop wheel machine respectively by steel rope at the front and rear of described rocking arm;
2) control the first loop wheel machine, the second loop wheel machine, make steel rope be in tension but the state do not stressed respectively, check the contact situation of the deck in ship structure of pad and the launching barge be arranged on rocking arm;
3) control the first loop wheel machine and constantly discharge steel rope, the second loop wheel machine increases pulling force gradually, makes rocking arm be that fulcrum overturns with rotating shaft, checks the rotation situation of rotating shaft, can control the first loop wheel machine, the second loop wheel machine according to inspection needs, makes rocking arm stop upset;
4) treat that the center of gravity of rocking arm moves to the first loop wheel machine one rear flank from the second loop wheel machine side, control the first loop wheel machine and increase pulling force gradually, second loop wheel machine constantly discharges steel rope and reduces pulling force, rocking arm is made to be that fulcrum proceeds upset with rotating shaft, check the rotation situation of rotating shaft, the first loop wheel machine, the second loop wheel machine can be controlled according to inspection needs, make rocking arm stop upset;
5) bottom of described launching barge is provided with the inhibiting device overturn further for limiting rocking arm, until rocking arm turn to end position and with cushion contact on inhibiting device time, check the contact situation of rocking arm and cushion rubber and measure the setting angle A of rocking arm;
6) if the setting angle A measured and designing requirement are not inconsistent, then to need by the first loop wheel machine, by rocking arm pull-up certain angle, then to adjust cushion rubber, and again rocking arm turn to end position and measure setting angle, until meet designing requirement;
7) after examine and surveying work complete, control the first loop wheel machine, rocking arm is turn to the horizontality before test by the second loop wheel machine, complete rocking arm roll-over test.
Wherein, described roll-over test is carried out in dock, and described first loop wheel machine, the second loop wheel machine are the loop wheel machine in dock.
Relative to prior art, beneficial effect of the present invention is: jacket launching barge rocking arm roll-over test method of the present invention, the hoisting force realizing rocking arm upset is provided by the loop wheel machine in dock in process of the test, adjustable, controlled loop wheel machine pulling force can ensure accurately and safely regulating and controlling of rocking arm switching process, be convenient to control rocking arm be still in required test position and detect, the method does not need the test tools such as counterweight foundary weight, the test tool greatly reduced before and after test prepares and tailing in work, shorten the test period, improve efficiency, process of the test can be carried out in dock, decrease the mooring trial cycle of launching barge at harbour, be conducive to saving harbour resource and experimentation cost.
Accompanying drawing explanation
Fig. 1 is the deck in ship structure contact test schematic diagram of rocking arm pad and launching barge.
Fig. 2 is rocking arm switching process schematic diagram.
Fig. 3 is rocking arm setting angle A instrumentation plan.
In figure: 1-rocking arm, 2-rotating shaft, 3-semicircle cover, 4-launching barge, 5-first suspension centre, 6-second suspension centre, 7-steel rope,
8-first loop wheel machine, 9-second loop wheel machine, 10-pad, 11-inhibiting device, 12-cushion rubber.
Detailed description of the invention
Describe the present invention below in conjunction with drawings and the specific embodiments.
Embodiment 1.
The jacket launching barge rocking arm roll-over test method of the present embodiment, comprises the following steps:
1) as shown in Figure 1; rocking arm 1 is rotatably connected with the stern of launching barge 4 by the rotating shaft 2 that is used in conjunction with each other and semicircle cover 3; arrange the first suspension centre 5 and the second suspension centre 6 respectively at the front and rear of described rocking arm 1, and be connected with the first loop wheel machine 8, second loop wheel machine 9 respectively by steel rope 7;
2) control the first loop wheel machine 8, second loop wheel machine 9, make steel rope 7 be in tension but the state do not stressed respectively, check the contact situation being arranged at pad on rocking arm 1 10 and the deck in ship structure of launching barge 4;
3) as shown in Figure 2, control the first loop wheel machine 8 continuous release steel rope 7, second loop wheel machine 9 and increase pulling force gradually, make rocking arm 1 with rotating shaft 2 for fulcrum overturns, check the rotation situation of rotating shaft 2, the first loop wheel machine 8, second loop wheel machine 9 can be controlled according to inspection needs, make rocking arm 1 stop upset;
4) treat that the center of gravity of rocking arm 1 moves to the first loop wheel machine 8 one rear flank from the second loop wheel machine 9 side, control the first loop wheel machine 8 and increase pulling force gradually, second loop wheel machine 9 constantly release steel rope 7 reduces pulling force, make rocking arm 1 with rotating shaft 2 for fulcrum proceeds upset, check the rotation situation of rotating shaft 2, the first loop wheel machine 8, second loop wheel machine 9 can be controlled according to inspection needs, make rocking arm 1 stop upset;
5) as shown in Figure 3, the bottom of described launching barge 4 is provided with the inhibiting device 11 overturn further for limiting rocking arm 1, when rocking arm 1 turn to end position and contacts with the cushion rubber 12 on inhibiting device 11, check the contact situation of rocking arm 1 and cushion rubber 12 and measure the setting angle A of rocking arm 1;
6) if the setting angle A measured and designing requirement are not inconsistent, then need rocking arm 1 pull-up certain angle by the first loop wheel machine 8, then cushion rubber 12 is adjusted, and again rocking arm 1 turn to end position and measure setting angle A, until meet designing requirement;
7), after examine and surveying work complete, control the first loop wheel machine 8, second loop wheel machine 9 and rocking arm 1 is turn to the horizontality before test, complete rocking arm 1 roll-over test.
The roll-over test of the present embodiment is carried out in dock, complete at rocking arm making and installation, this test can be carried out before launching barge 4 undocks, thus rocking arm roll-over test is advanced in dock carries out, decrease the mooring trial cycle of launching barge 4 at harbour, be conducive to saving harbour resource and experimentation cost, described first loop wheel machine 8, second loop wheel machine 9 is the loop wheel machine in dock, do not need to utilize power support on ship, the hoisting force realizing rocking arm 1 and overturn is provided by the loop wheel machine in dock in process of the test, adjustable, controlled loop wheel machine pulling force can ensure accurately and safely regulating and controlling of rocking arm 1 switching process, be convenient to control rocking arm 1 be still in required test position and detect, the method does not need the test tools such as counterweight foundary weight, the test tool greatly reduced before and after test prepares and tailing in work, shorten the test period, improve efficiency.
The above embodiment only have expressed some embodiments of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (2)
1. a jacket launching barge rocking arm roll-over test method, is characterized in that, comprise the following steps:
1) rocking arm is rotatably connected with the stern of launching barge by the rotating shaft that is used in conjunction with each other and semicircle cover, arranges the first suspension centre and the second suspension centre respectively, and be connected with the first loop wheel machine, the second loop wheel machine respectively by steel rope at the front and rear of described rocking arm;
2) control the first loop wheel machine, the second loop wheel machine, make steel rope be in tension but the state do not stressed respectively, check the contact situation of the deck in ship structure of pad and the launching barge be arranged on rocking arm;
3) control the first loop wheel machine and constantly discharge steel rope, the second loop wheel machine increases pulling force gradually, makes rocking arm be that fulcrum overturns with rotating shaft, checks the rotation situation of rotating shaft, can control the first loop wheel machine, the second loop wheel machine according to inspection needs, makes rocking arm stop upset;
4) treat that the center of gravity of rocking arm moves to the first loop wheel machine one rear flank from the second loop wheel machine side, control the first loop wheel machine and increase pulling force gradually, second loop wheel machine constantly discharges steel rope and reduces pulling force, rocking arm is made to be that fulcrum proceeds upset with rotating shaft, check the rotation situation of rotating shaft, the first loop wheel machine, the second loop wheel machine can be controlled according to inspection needs, make rocking arm stop upset;
5) bottom of described launching barge is provided with the inhibiting device overturn further for limiting rocking arm, until rocking arm turn to end position and with cushion contact on inhibiting device time, check the contact situation of rocking arm and cushion rubber and measure the setting angle A of rocking arm;
6) if the setting angle A measured and designing requirement are not inconsistent, then to need by the first loop wheel machine, by rocking arm pull-up certain angle, then to adjust cushion rubber, and again rocking arm turn to end position and measure setting angle, until meet designing requirement;
7) after examine and surveying work complete, control the first loop wheel machine, rocking arm is turn to the horizontality before test by the second loop wheel machine, complete rocking arm roll-over test.
2. jacket launching barge rocking arm roll-over test method according to claim 1, it is characterized in that, described roll-over test is carried out in dock, and described first loop wheel machine, the second loop wheel machine are the loop wheel machine in dock.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510317906.0A CN104890824B (en) | 2015-06-10 | 2015-06-10 | A kind of jacket launching barge rocking arm roll-over test method |
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| CN201510317906.0A CN104890824B (en) | 2015-06-10 | 2015-06-10 | A kind of jacket launching barge rocking arm roll-over test method |
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| CN104890824B CN104890824B (en) | 2017-03-08 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107963182A (en) * | 2017-11-28 | 2018-04-27 | 海洋石油工程股份有限公司 | Displacement method for the large-scale rocking arm of water under subsidiary conduit frame |
| CN108298027A (en) * | 2018-03-15 | 2018-07-20 | 湖南湘首智能科技有限公司 | A kind of underwater drilling machine turnover device of double track trolley pull-type and working method |
| CN108839758A (en) * | 2018-08-02 | 2018-11-20 | 中交第三航务工程勘察设计院有限公司 | A kind of offshore engineering ship borne type platform prospecting equipment draw off gear and folding and unfolding method |
| CN114906293A (en) * | 2022-05-31 | 2022-08-16 | 广州文冲船舶修造有限公司 | Method for constructing rocker arm hinge piece of jacket launching barge |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060104748A1 (en) * | 2003-07-29 | 2006-05-18 | Gong-Ii Jeong | Apparatus for loading and unloading cargo at sea-side of ship |
| CN102852147A (en) * | 2012-10-09 | 2013-01-02 | 中国海洋石油总公司 | Method for righting jacket by using single cantilever gin pole and double hooks |
| CN202745060U (en) * | 2012-08-27 | 2013-02-20 | 天津海德天润海上工程技术有限公司 | Overwater pile-lifting turning mechanism suitable for underwater ultra-long steel pile of deepwater wellhead platform jacket |
| CN103373447A (en) * | 2012-04-13 | 2013-10-30 | 上海利策科技股份有限公司 | Jacket disassembling boat and jacket disassembling method |
| CN103422462A (en) * | 2013-08-20 | 2013-12-04 | 中国海洋石油总公司 | Process for installing guide pipe rack for experiments at wharf |
| CN103552655A (en) * | 2013-11-18 | 2014-02-05 | 广州中船黄埔造船有限公司 | On-water mounting method for stinger on pipe-laying ship with lifting capacity of 400 tons |
| CN103552664A (en) * | 2013-11-18 | 2014-02-05 | 广州中船黄埔造船有限公司 | Barge rocker arm device for launching jacket |
| JP2014227765A (en) * | 2013-05-24 | 2014-12-08 | 独立行政法人海上技術安全研究所 | Installation method for ocean wind power generation facility, and barge for ocean wind power generation facility |
-
2015
- 2015-06-10 CN CN201510317906.0A patent/CN104890824B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060104748A1 (en) * | 2003-07-29 | 2006-05-18 | Gong-Ii Jeong | Apparatus for loading and unloading cargo at sea-side of ship |
| CN103373447A (en) * | 2012-04-13 | 2013-10-30 | 上海利策科技股份有限公司 | Jacket disassembling boat and jacket disassembling method |
| CN202745060U (en) * | 2012-08-27 | 2013-02-20 | 天津海德天润海上工程技术有限公司 | Overwater pile-lifting turning mechanism suitable for underwater ultra-long steel pile of deepwater wellhead platform jacket |
| CN102852147A (en) * | 2012-10-09 | 2013-01-02 | 中国海洋石油总公司 | Method for righting jacket by using single cantilever gin pole and double hooks |
| JP2014227765A (en) * | 2013-05-24 | 2014-12-08 | 独立行政法人海上技術安全研究所 | Installation method for ocean wind power generation facility, and barge for ocean wind power generation facility |
| CN103422462A (en) * | 2013-08-20 | 2013-12-04 | 中国海洋石油总公司 | Process for installing guide pipe rack for experiments at wharf |
| CN103552655A (en) * | 2013-11-18 | 2014-02-05 | 广州中船黄埔造船有限公司 | On-water mounting method for stinger on pipe-laying ship with lifting capacity of 400 tons |
| CN103552664A (en) * | 2013-11-18 | 2014-02-05 | 广州中船黄埔造船有限公司 | Barge rocker arm device for launching jacket |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107963182A (en) * | 2017-11-28 | 2018-04-27 | 海洋石油工程股份有限公司 | Displacement method for the large-scale rocking arm of water under subsidiary conduit frame |
| CN107963182B (en) * | 2017-11-28 | 2019-05-31 | 海洋石油工程股份有限公司 | Displacement method for the large-scale rocker arm that subsidiary conduit frame is lauched |
| CN108298027A (en) * | 2018-03-15 | 2018-07-20 | 湖南湘首智能科技有限公司 | A kind of underwater drilling machine turnover device of double track trolley pull-type and working method |
| CN108839758A (en) * | 2018-08-02 | 2018-11-20 | 中交第三航务工程勘察设计院有限公司 | A kind of offshore engineering ship borne type platform prospecting equipment draw off gear and folding and unfolding method |
| CN114906293A (en) * | 2022-05-31 | 2022-08-16 | 广州文冲船舶修造有限公司 | Method for constructing rocker arm hinge piece of jacket launching barge |
| CN114906293B (en) * | 2022-05-31 | 2024-05-17 | 广州文冲船舶修造有限公司 | Method for constructing rocker arm hinge piece of jacket launching barge |
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| CN104890824B (en) | 2017-03-08 |
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