CN104015893A - Device for enhancing stability of semi-submersible transport ship and working method of device - Google Patents
Device for enhancing stability of semi-submersible transport ship and working method of device Download PDFInfo
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- CN104015893A CN104015893A CN201410221640.5A CN201410221640A CN104015893A CN 104015893 A CN104015893 A CN 104015893A CN 201410221640 A CN201410221640 A CN 201410221640A CN 104015893 A CN104015893 A CN 104015893A
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Abstract
The invention relates to a device for enhancing the stability of a semi-submersible transport ship. The device for enhancing the stability of the semi-submersible transport ship is characterized in that the semi-submersible transport ship comprises a main ship body, the two sides of the main ship body are respectively provided with a telescopic appendage structure, each inner appendage is sleeved with a corresponding outer appendage in a connected mode, and each telescopic appendage structure is driven by a hydraulic system (7); in a normal sailing process, a plurality of water sensors (1) are sequentially arranged upwards above a water surface profile of the main ship body, the water sensors (1) are connected with the hydraulic systems (7), and the telescopic appendage structures are triggered to stretch out step by step. The appendage structures are stored in the ship body in the normal sailing process of the ship, the size of the ship cannot be enlarged, sailing resistance cannot be increased, and cargo loading and unloading cannot be obstructed. The device solves the problem that the stability of the semi-submersible transport ship is insufficient in a submergence process, the transverse swing amplitude of the ship is reduced, the working environment for submerging operators is improved, and safety of the ship is improved.
Description
Technical field
The present invention relates to a kind of device and method of work thereof that strengthens half latent carrier stability, belong to technical field of ships.
Background technology
Current half dives ships that transport in dive operation process, within the short time of main deck immersion, due to waterplane sharply reduce with deck plane on the double action of wave motion, cause the stability of boats and ships sharply to worsen.Because the ballast capacity of pump of half latent carrier is very large, in dive process, any misoperation all can cause violent the rocking of boats and ships, makes follow-up dive operation be difficult to carry out simultaneously.
The dive operation of half latent ships that transport is the high operation process of risk.The company that minority has half latent ships that transport in the world at present, even if done in advance a large amount of checking computations, also cannot assure the perfectly safe of job safety.Its risk mainly results from, and main deck soaks in an instant, and waterplane reduces suddenly, brings thus the stability bust of boats and ships.Therefore this class operation is being paid after great number insurance premium often, is chosen in and under splendid meteorological conditions, carries out operation.Even so, also still there is before this semi-submerged ship in dive operation process, because of the above-mentioned former thereby serious accident of toppling and sinking.
For above problem, current common method, the one, at afterbody, some buoyancy tanks are set, so that extra waterplane to be provided in the process of dive, thereby for full ship provides buoyancy reserve, improve stability.The 2nd, by increasing the aboundance ratio of foreship line style, reach the object that increases water plane area, and then improve full ship stability.
For first method, although afterbody buoyancy tank can increase waterplane area, compare the water plane area anticlimax producing after main deck immersion, ratio is still very little, so the effect that can play is extremely limited.In addition,, if buoyancy tank yardstick is excessive, can produce again adverse influence for handling goods.
For second method, even the getting fat of foreship line style, the effect that the waterplane that it brings increases is also very limited.Meanwhile, if stem line style is too plentiful, when navigation, can greatly increases resistance, and then reduce the speed of a ship or plane, simultaneously unfavorable for the operation of casting anchor.
As can be seen here, prior art, for increasing the stability of half latent ships that transport in dive operation process, is this area large technical barrier for a long time.
Summary of the invention
The technical issues that need to address of the present invention are: existing half dives ships that transport in dive operation process, and stability is poor, has larger security risk, larger to weather condition dependence, and the insurance premium of operation is very expensive.
The present invention takes following technical scheme:
A kind of device that strengthens half latent carrier stability, described half latent carrier comprises main body hull, described main body hull both sides are provided with telescopic attached body structure, are socketed in the attached body inside compared with inner side compared with the attached body in outside, and described telescopic attached body structure is driven by hydraulic efficiency pressure system 7; When normal navigation, main body hull water surface curve top, is upwards provided with some water sensors 1 successively, and described water sensor 1 is connected with hydraulic efficiency pressure system 7, triggers stretching out step by step of telescopic attached body structure.
The feature of the technical program is: thus increase the principle of half latent carrier stability based on increasing water surface curve, be that half latent carrier has been set up telescopic attached body structure, and a series of water sensors are set in hull main body from bottom to top, along with the process of hull submerges, attached body is automatically in time outwards released step by step under the driving of hydraulic efficiency pressure system, in the time of the water sensor of extreme higher position also submergence, all attached bodies are extrapolated to maximum position, increase to greatest extent the area of water surface curve.Increase the stability of hull.
Further, described hydraulic efficiency pressure system 7 is provided with two groups, drives respectively the telescopic attached body structure of the main body hull left and right sides.
Further, described water sensor 1 is also divided into two groups, is connected respectively with hydraulic efficiency pressure system 7 separately.
Further, described water sensor 1 is divided into 3 of upper, middle and lower height, is respectively upper sensor, middle sensor, lower sensor.
Further, hull main body both sides are respectively provided with three grades of telescopic attached bodies, are respectively epimorph 4, in attached body 5, enclosing body 6, each telescopic attached body all has two-stage outreach.
The method of work of the device of a kind of above-mentioned enhancing half latent carrier stability, comprise the following steps: boats and ships start after dive operation, after lower sensor immersion, send instruction to hydraulic efficiency pressure system 7, by hydraulic efficiency pressure system 7 by epimorph 4, in attached body 5, enclosing body 6 is extrapolated simultaneously after specifying development length, locks; In the middle of after sensor is immersed in the water, again send instruction to hydraulic efficiency pressure system 7, by its by epimorph 4 and in attached body 5 again overboard release one-level, lock after arriving development length; After upper sensor 3 is immersed in the water, again send instruction to hydraulic efficiency pressure system 7, by it, enclosing body 6 is overboard released again, after arrival design development length, lock.Now attached body all stretches out, and the waterplane of full ship is in maximum rating.
Beneficial effect of the present invention is:
1) greatly improved half stability of diving carrier.
2) improve half operational security of diving carrier, contributed to reduce huge operation insurance premium.
3) design ingenious, full automatic control.
4) when ship's navigation, do not increase boats and ships width, can not increase running resistance yet, can not produce obstruction to handling goods E simultaneously;
5) solve half latent carrier stability for a long time and be difficult to the technical barrier improving.
6) implement conveniently, cost is not high, has the application prospect of extensive popularization.
Brief description of the drawings
Fig. 1 is that the present invention strengthens half device of diving carrier stability and is arranged on the structural scheme of mechanism on hull, and view directions is longitudinal along hull.
In figure, 1. lower sensor, 2. in sensor, 3. upper sensor, 4. epimorph, 5. in attached body, 6. enclosing body, 7. hydraulic efficiency pressure system.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is further described.
Referring to Fig. 1, strengthen a device for half latent carrier stability, described half latent carrier comprises main body hull, and described main body hull both sides are provided with telescopic attached body structure, be socketed in the attached body inside compared with inner side compared with the attached body in outside, described telescopic attached body structure is driven by hydraulic efficiency pressure system 7; When normal navigation, main body hull water surface curve top, is upwards provided with some water sensors 1 successively, and described water sensor 1 is connected with hydraulic efficiency pressure system 7, triggers stretching out step by step of telescopic attached body structure.The water level and normal navigational draft water level of dive drinking water in figure, are marked.
Described hydraulic efficiency pressure system 7 is provided with two groups, drives respectively the telescopic attached body structure of the main body hull left and right sides.Two groups of hydraulic efficiency pressure systems are set, and power output is more stable.
Described water sensor 1 is also divided into two groups, is connected respectively with hydraulic efficiency pressure system 7 separately, and two groups of water sensors are controlled two hydraulic efficiency pressure systems respectively, and stability is higher.
Described water sensor 1 is divided into 3 of upper, middle and lower height, is respectively upper sensor, middle sensor, and lower sensor, this is to carry out preferred technical scheme according to half actual conditions of diving carrier.
Hull main body both sides are respectively provided with three grades of telescopic attached bodies, are respectively epimorph 4, in attached body 5, enclosing body 6, each telescopic attached body all has two-stage outreach.This is the actual conditions according to hydraulic efficiency pressure system, simplifies the complexity of transmission device as far as possible, thereby reduces the quantity of attached body, the preferred technical scheme of making.
Thereby the present invention is based on the principle that increases water surface curve increase by half latent carrier stability, be that half latent carrier has been set up telescopic attached body structure, and a series of water sensors are set in hull main body from bottom to top, along with the process of hull submerges, attached body is automatically in time outwards released step by step under the driving of hydraulic efficiency pressure system, in the time of the water sensor of extreme higher position also submergence, all attached bodies are extrapolated to maximum position, increase to greatest extent the area of water surface curve.Increase the stability of hull.
Concrete implementation step is as follows: boats and ships start after dive operation, after lower sensor immersion, sends instruction to hydraulic efficiency pressure system 7, by hydraulic efficiency pressure system 7 by epimorph 4, in attached body 5, enclosing body 6 is extrapolated simultaneously after specifying development length, locks; In the middle of after sensor is immersed in the water, again send instruction to hydraulic efficiency pressure system 7, by its by epimorph 4 and in attached body 5 again overboard release one-level, lock after arriving development length; After upper sensor 3 is immersed in the water, again send instruction to hydraulic efficiency pressure system 7, by it, enclosing body 6 is overboard released again, after arrival design development length, lock.Now attached body all stretches out, and the waterplane of full ship is in maximum rating.Along with drinking water increases, main deck starts immersion, and waterplane reduces suddenly.But because attached body has all stretched out and contacted with the water surface, thereby fully compensate the part that reduces of waterplane.In addition because attached body stretches out along beam direction, can effectively reduce the rolling of boats and ships, keep the stability of full ship in controlled range.
The present invention is directed to half dives in ships that transport dive process, the problem that the stability causing due to the rear waterplane anticlimax of main deck immersion significantly reduces, solution has been proposed, attached body device is accommodated in hull in the time that boats and ships normally navigate by water, can not increase ship dimensions, can not increase running resistance, can not produce obstruction for handling goods yet yet.This device has solved the problem of stability deficiency in half latent ships that transport dive process, and the lateral oscillation amplitude of boats and ships is reduced, and has improved the working environment of dive operating personal, the safety that has improved boats and ships.
Claims (6)
1. a device that strengthens half latent carrier stability, is characterized in that:
Described half latent carrier comprises main body hull, and described main body hull both sides are provided with telescopic attached body structure, are socketed in the attached body inside compared with inner side compared with the attached body in outside, and described telescopic attached body structure is driven by hydraulic efficiency pressure system (7);
When normal navigation, main body hull water surface curve top, is upwards provided with some water sensors (1) successively, and described water sensor (1) is connected with hydraulic efficiency pressure system (7), triggers stretching out step by step of telescopic attached body structure.
2. the device of enhancing as claimed in claim 1 half latent carrier stability, is characterized in that: described hydraulic efficiency pressure system (7) is provided with two groups, drives respectively the telescopic attached body structure of the main body hull left and right sides.
3. the device of enhancing as claimed in claim 2 half latent carrier stability, is characterized in that: described water sensor (1) is also divided into two groups, is connected respectively with hydraulic efficiency pressure system (7) separately.
4. the device of enhancing as claimed in claim 3 half latent carrier stability, is characterized in that: described water sensor (1) is divided into 3 of upper, middle and lower height, is respectively upper sensor, middle sensor, lower sensor.
5. the device of enhancing as claimed in claim 4 half latent carrier stability, it is characterized in that: hull main body both sides are respectively provided with three grades of telescopic attached bodies, be respectively epimorph (4), in attached body (5), enclosing body (6), each telescopic attached body all has two-stage outreach.
6. a method of work for the device of enhancing as claimed in claim 5 half latent carrier stability, is characterized in that, comprises the following steps:
Boats and ships start after dive operation, after lower sensor immersion, send instruction to hydraulic efficiency pressure system (7), by hydraulic efficiency pressure system (7) by epimorph (4), in attached body (5), enclosing body (6) is extrapolated simultaneously after specifying development length, locks;
In the middle of after sensor is immersed in the water, again send instruction to hydraulic efficiency pressure system (7), by its by epimorph (4) and in attached body (5) again overboard release one-level, after arrival development length, lock;
After upper sensor (3) is immersed in the water, again send instruction to hydraulic efficiency pressure system (7), by it, enclosing body (6) is overboard released again, after arrival design development length, lock.Now attached body all stretches out, and the waterplane of full ship is in maximum rating.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410221640.5A CN104015893B (en) | 2014-05-23 | 2014-05-23 | Device for enhancing stability of semi-submersible transport ship and working method of device |
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| CN201410221640.5A CN104015893B (en) | 2014-05-23 | 2014-05-23 | Device for enhancing stability of semi-submersible transport ship and working method of device |
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| CN104015893A true CN104015893A (en) | 2014-09-03 |
| CN104015893B CN104015893B (en) | 2017-01-11 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105539749A (en) * | 2015-12-15 | 2016-05-04 | 上海船舶研究设计院 | Liftable buoyancy tank device of semi-submersible transport ship |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1371147A (en) * | 1971-05-03 | 1974-10-23 | Santa Fe Int Corp | Variable draft semisubmersible vessel |
| CN1129182A (en) * | 1994-09-24 | 1996-08-21 | 布隆福斯造船公司 | Regulating device for use while ship's draught is changing |
| CN200955152Y (en) * | 2006-08-09 | 2007-10-03 | 韩其新 | Auxiliary stabilizing device for use in sinkbox transport/sinkfloat mounting operation course |
| CN102120485A (en) * | 2011-01-31 | 2011-07-13 | 广州广船国际股份有限公司 | Device and method for moving buoyancy tank of semi-submersible ship |
| CN202400258U (en) * | 2011-12-24 | 2012-08-29 | 广东中远船务工程有限公司 | Device for improving stability of semi-submersible barge |
| US20130160693A1 (en) * | 2010-07-08 | 2013-06-27 | Itrec B.V. | Semi-submersible vessel and operating method |
| CN203864955U (en) * | 2014-05-23 | 2014-10-08 | 上海船舶研究设计院 | Device for improving stability of semi-submersible transport ship |
-
2014
- 2014-05-23 CN CN201410221640.5A patent/CN104015893B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1371147A (en) * | 1971-05-03 | 1974-10-23 | Santa Fe Int Corp | Variable draft semisubmersible vessel |
| CN1129182A (en) * | 1994-09-24 | 1996-08-21 | 布隆福斯造船公司 | Regulating device for use while ship's draught is changing |
| CN200955152Y (en) * | 2006-08-09 | 2007-10-03 | 韩其新 | Auxiliary stabilizing device for use in sinkbox transport/sinkfloat mounting operation course |
| US20130160693A1 (en) * | 2010-07-08 | 2013-06-27 | Itrec B.V. | Semi-submersible vessel and operating method |
| CN102120485A (en) * | 2011-01-31 | 2011-07-13 | 广州广船国际股份有限公司 | Device and method for moving buoyancy tank of semi-submersible ship |
| CN202400258U (en) * | 2011-12-24 | 2012-08-29 | 广东中远船务工程有限公司 | Device for improving stability of semi-submersible barge |
| CN203864955U (en) * | 2014-05-23 | 2014-10-08 | 上海船舶研究设计院 | Device for improving stability of semi-submersible transport ship |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105539749A (en) * | 2015-12-15 | 2016-05-04 | 上海船舶研究设计院 | Liftable buoyancy tank device of semi-submersible transport ship |
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| CN104015893B (en) | 2017-01-11 |
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