CN106394822B - A kind of ship extendible bilge keelson device using guide rail - Google Patents
A kind of ship extendible bilge keelson device using guide rail Download PDFInfo
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- CN106394822B CN106394822B CN201610917134.9A CN201610917134A CN106394822B CN 106394822 B CN106394822 B CN 106394822B CN 201610917134 A CN201610917134 A CN 201610917134A CN 106394822 B CN106394822 B CN 106394822B
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- guide rail
- bilge
- extendible
- ship
- bilge keelson
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B39/00—Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude
- B63B39/06—Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude to decrease vessel movements by using foils acting on ambient water
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The present invention provides a kind of ship extendible bilge keelson device using guide rail, bilge keelson mainboard is welded on hull, traveling guide rail is provided on bilge keelson mainboard, extendible subplate is installed in traveling guide rail, the centre position of extendible subplate and one end of double end hydraulic push rod are hinged, the hull turn of the bilge is provided with driving guide rail, drives in guide rail and is provided with hydraulic stem, the other end of the boom end and double end hydraulic push rod of hydraulic stem is hinged.The Bilge-Keel Width of the present invention can be expanded, large and medium-sized ship simple in structure, small, limited especially suitable for turn of the bilge space.
Description
Technical field
The present invention relates to a kind of ship extendible bilge keelson devices using guide rail, belong to Naval Architecture and Ocean Engineering field.
Background technology
In the last hundred years, people have been devoted to measure and the device that research slows down naval vessel rolling motion, and countries in the world are successively
Have developed hundreds of kinds of different types of stabilizers, but now widely used only bilge keelson, stabilizer and tank stabilizer.
Wherein bilge keelson is simple in structure, low cost, efficiency are good, convenient for safeguarding, therefore is more favored by people.
Bilge keelson is a kind of fixation stabilizer that stabilizing moment is generated according to hydrokinetic effect, mounted on hull two
The side turn of the bilge is not involved in Ship Hull bending, and length is about the 1/4~1/2 of captain, big extremely vertical with hull bilge plank, there is company
2 kinds of continuous formula and discontinuous.Bilge keelson mainly increase eddy making damping on ship is installed and slows down Heng Oscillating to reach, so as to reduce ship
Roll angle.The anti-rolling effect of bilge keelson has close relationship with Bilge-Keel Width, and bilge keelson is wider, and area is bigger, subtracts and shakes effect
Fruit is better, and for traditional bilge keelson in order to avoid damaging bilge keelson when Calculation of Ship Grounding's or landing pier, maximum width is limited in ship
In midship section maximum figure.The purpose of this patent is a kind of bilge keelson with more preferable anti-rolling effect of invention, and Bilge-Keel Width surpasses
Cross ship midship section maximum boundary, shallow water area, landing pier, supply and by operation when bilge keelson pack up, in deepwater field or hull
Bilge keelson is unfolded when surrounding is without ship, marine structure, anti-rolling effect can be improved and be hardly damaged again.
It is found through retrieval, patent of invention " a kind of retractable bilge dragon of extratensive type that number of patent application is 201510974534.9
Bone " uses clamshell bilge keelson, and clam shell shaft passes through opening and closing clam shell bilge keelson and improves bilge keelson effective area, increase in the nearly turn of the bilge
Roll damping is to reduce the rolling of ship, but this method is smaller on rolling moment influence, and anti-rolling efficiency is not high, and this method is adopted
With rotary gear shaft system, drive system structure is complicated, not easy care.Number of patent application is 201510974535.3 patent of invention
" a kind of control method of clamshell bilge keelson " equally using clamshell bilge keelson, clam shell shaft passes through opening and closing clam shell bilge in the remote turn of the bilge
Keel raising bilge keelson effective area, but rotary gear shaft system used by the structure, cannot be two panels clam shell at shaft
Bilge keelson provides enough intensity and supports, and the equally easy failure of the legacy system, not easy care.It is of the invention to it is existing it is related hair
Bright to have apparent difference in technology, principle, design is more reasonable, subtracts and shakes highly efficient and easy to use and safeguard.
The content of the invention
The purpose of the invention is to overcome existing stabilizer installation space limited, complicated, of high cost, poorly efficient
The deficiencies of rate, while in line with simple in structure, efficient principle and a kind of ship extendible bilge keelson using guide rail is provided and is filled
It puts, is a kind of device that can reduce the roll angle that ship generates under the wave action.
The object of the present invention is achieved like this：Bilge keelson mainboard is welded on hull, row is provided on bilge keelson mainboard
Into guide rail, extendible subplate is installed in traveling guide rail, the centre position of extendible subplate is cut with scissors with one end of double end hydraulic push rod
It connects, the hull turn of the bilge is provided with driving guide rail, drive and hydraulic stem is provided in guide rail, boom end and the double end hydraulic pressure of hydraulic stem
The other end of push rod is hinged.
Present invention additionally comprises some such structure features：
1. traveling guide rail and driving guide rail are corrosion resistance structures.
Compared with prior art, the beneficial effects of the invention are as follows：The Bilge-Keel Width of the present invention can be expanded, simple in structure,
Small, limited especially suitable for turn of the bilge space large and medium-sized ship.Extendible bilge keelson device so that ship can be realized
Flexibly tackle different navigation conditions and requirement.It, can be according to demand when navigation sea situation is severe or has high requirements to stability
Bilge keelson subplate is released completely or partially, to reduce rolling, enhances stability；When lying up in face of the situation or reach port of small stormy waves,
Bilge keelson subplate is then withdrawn, the damage hull such as prevents from bottoming out, collide.Compression bar driving device is in the process of extendible subplate folding and unfolding
In, good reinforcement can be played to device into y shape structures, this structure between bilge keelson mainboard, extendible subplate and hull
Effect.The complete retracted state of extendible subplate, double end hydraulic push rod are largely recovered to inside turn of the bilge molded line, and device do not cut open it is bad
The original molded line of hull, will not generate additional friction.
Description of the drawings
Fig. 1 is a kind of basic structure schematic diagram of the deployable and collapsible bilge keelson of ship of the present invention；
Fig. 2 is a kind of basic structure schematic diagram of the deployable and collapsible bilge keelson of ship of the present invention；
Fig. 3 is a kind of basic structure schematic diagram of the deployable and collapsible bilge keelson of ship of the present invention；
Fig. 4 is a kind of structure diagram of the deployable and collapsible bilge keelson collapsed state of ship of the present invention；
Fig. 5 is the structure diagram in a kind of deployable and collapsible bilge keelson course of work of ship of the present invention
Fig. 6 is that a kind of deployable and collapsible bilge keelson subplate of ship of the present invention is fully deployed structure diagram；
Fig. 7 a, 7b, 7c are respectively a kind of three-view diagram of ship deployable and collapsible bilge keelson hydraulic pressure rod structure of the present invention；
The three-view diagram of Fig. 8 a, a kind of ship deployable and collapsible bilge keelson double end hydraulic push rod rod structure that 8b, 8c are the present invention；
Fig. 9 is locally to analyse schematic diagram at a kind of deployable and collapsible bilge keelson guide rail of ship of the present invention；
In figure：1. bilge keelson mainboard, 2. extendible subplates, 3. traveling guide rails, 4. double end hydraulic push rods, 5. compression bars driving dress
It puts, 6. hulls, 7. hydraulic stems, 8. driving guide rails.
Specific embodiment
The present invention is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
With reference to Fig. 1 to Fig. 9, the present invention is a kind of ship extendible bilge keelson device using guide rail, is mainly used for all kinds of
Ship, suitable for inhibiting rolling under Various Complex operating mode.A kind of deployable and collapsible bilge keelson of ship provided by the present invention, base
This structure chart is as shown in Figure 1, the device is made of extendible bilge keelson, compression bar driving device two parts；Wherein, the extendible
Bilge keelson is mainly made of bilge keelson mainboard 1, extendible subplate 2, traveling guide rail 3, hydraulic pressure jack；The compression bar driving dress
5 are put mainly to be made of hydraulic push rod 7, driving guide rail 8.
Bilge keelson mainboard 1 is welded with hull 6, and bilge keelson mainboard 1 passes through nested 3 phase of traveling guide rail with extendible subplate 2
Connection namely extendible subplate are attached with bilge keelson mainboard in the form of linear motion guide, and bilge keelson mainboard is the same as receipts
The folding and unfolding form put between formula subplate mainly slides completion by using guide rail structure, and extendible subplate 2 is the same as hydraulic pressure jack 4
It is hinged.Hydraulic pressure jack uses double end hydraulic push rod 4, makes extendible subplate that can obtain more strokes on slide.It receives
Putting formula subplate 2 can promote it partly or entirely to skid off mainboard along guide rail by double end hydraulic push rod 4, and effect is shaken to reach different subtracting
Fruit.Compression bar driving device is mainly made of hydraulic stem, driving guide rail, and is welded on hull 6, placed along turn of the bilge molded line namely
Compression bar driving device is placed in hull turn of the bilge molded line, same to Hull Welding, and the hydraulic stem rod end of compression bar driving device is led in driving
It is slided in rail, driving guide rail plays supporting function to hydraulic stem rod end simultaneously, and hydraulic stem rod end is hinged with hydraulic pressure jack.Specifically
Say and be：7 rod end of hydraulic stem is articulated structure, hinged with double end hydraulic push rod 4.The rod end of hydraulic stem 7 is along driving guide rail about 8
Mobile, driving guide rail 8 plays supporting function simultaneously to hydraulic stem rod end.
Traveling guide rail 3 and driving guide rail 8 are using corrosion resistance structure, and the articulated structure of 4 rod end of double end hydraulic push rod is such as
Shown in Fig. 8 a- Fig. 8 c, the rod end articulated structure of hydraulic stem 7 is as shown in Fig. 7 a- Fig. 7 c, the partial cutaway solution structure at traveling guide rail 3
As shown in Figure 9.
Double end hydraulic push rod 4, bilge keelson mainboard 1, extendible subplate 2 can be into Y-shaped structures during folding and unfolding, can be shipmate
Stable triangular structure is generated between body 6, providing certain intensity for whole device supports.
When navigation sea situation is severe or there are high requirements to stability, bilge keelson can be released completely or partially according to demand
Subplate to reduce rolling, enhances stability and switchs to unfolded state (Fig. 6) by collapsed state (Fig. 4)；In face of the feelings of small stormy waves
When condition or reach port lies up, then bilge keelson subplate is withdrawn, prevent from bottoming out, collide etc. and collapsed state is switched to by unfolded state (Fig. 6)
(Fig. 4).Exemplified by extendible subplate is unfolded, the deployable and collapsible bilge keelson device course of work of the invention is as follows：
1. it is initially subplate collapsed state, such as Fig. 4.Hydraulic stem 7, which is started to work, withdraws its push rod, and push rod rod end is along drive
Dynamic guide rail 8 declines, while double end hydraulic push rod 4 works, and shortens the length of double end hydraulic push rod 4, at this time subplate is kept to advance
It is motionless on guide rail.
2. 7 rod end of hydraulic stem is recovered to its bottom, 4 rod end of double end hydraulic push rod is recovered to inside at this time, and length reaches
It is most short.Double end hydraulic push rod 4 is with 3 less parallel of extendible subplate 2 and traveling guide rail, and state is as shown in Figure 5 at this time.Then double end
Hydraulic push rod 4 works, and releases double rod, while extendible subplate 2 is promoted to stretch out bilge keelson mainboard 1 along traveling guide rail 3.
3. double end hydraulic push rod 4 works on, according to control signal that extendible subplate 2 is complete in the range of security clearance
Or mainboard is released in part, to realize anti-rolling effect, hydraulic stem 7 can as needed rise its rod end afterwards, so as to hydraulic pressure
It can be shown between bar 7, hull 6, double end hydraulic push rod 4, mainboard 1, extendible subplate 2 with the rock-steady structure of stroke sufficient intensity
It is intended to such as Fig. 1 and Fig. 6.
The present invention subtract shake work when, according to expected anti-rolling effect, joined by compression bar driving device and hydraulic pressure jack
Work is closed, bilge keelson subplate is partially or completely released, realizes optimization ship rollstabilization effect.Extendible bilge dragon in the present invention
Bone device can change bilge keelson length and bilge keelson area to obtain different anti-rolling effects.Apparatus structure is simple, subtracts and shakes effect
Rate is high, and bilge keelson can act freely, and the size of particularly bilge keelson is unrestricted, and width can be more than that hull cross section is maximum
Frame line, anti-rolling effect are more preferable.Extendible bilge keelson subplate can be withdrawn when sea situation is preferable or lies up close to harbour, reduce ship
The ship resistance of oceangoing ship and hull is avoided to damage；The device building technology is simple, suitable for the various ships turn of the bilge.
Claims (2)
1. a kind of ship extendible bilge keelson device using guide rail, it is characterised in that：Bilge keelson mainboard, bilge are welded on hull
Traveling guide rail is provided on keel mainboard, extendible subplate is installed in traveling guide rail, the centre position of extendible subplate with it is double
One end of head hydraulic push rod is hinged, and the hull turn of the bilge is provided with driving guide rail, drives in guide rail and is provided with hydraulic stem, hydraulic stem
The other end of boom end and double end hydraulic push rod be hinged.
2. a kind of ship extendible bilge keelson device using guide rail according to claim 1, it is characterised in that：Traveling is led
Rail and driving guide rail are corrosion resistance structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610917134.9A CN106394822B (en) | 2016-10-21 | 2016-10-21 | A kind of ship extendible bilge keelson device using guide rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610917134.9A CN106394822B (en) | 2016-10-21 | 2016-10-21 | A kind of ship extendible bilge keelson device using guide rail |
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| Publication Number | Publication Date |
|---|---|
| CN106394822A CN106394822A (en) | 2017-02-15 |
| CN106394822B true CN106394822B (en) | 2018-05-18 |
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| CN201610917134.9A Active CN106394822B (en) | 2016-10-21 | 2016-10-21 | A kind of ship extendible bilge keelson device using guide rail |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108516062A (en) * | 2017-02-27 | 2018-09-11 | 林昌亿 | The good ship of stability |
| CN107089306A (en) * | 2017-04-19 | 2017-08-25 | 河北工程大学 | A kind of flexible bilge keelson system of hydraulic-driven |
| CN106995044A (en) * | 2017-04-19 | 2017-08-01 | 河北工程大学 | A kind of flexible bilge keelson system of gear driving |
| CN107054579A (en) * | 2017-04-19 | 2017-08-18 | 河北工程大学 | A kind of control method of the flexible bilge keelson system of gear driving |
| CN107117271A (en) * | 2017-06-09 | 2017-09-01 | 河北工程大学 | A kind of control method of the flexible bilge keelson system of hydraulic-driven |
| CN113581400A (en) * | 2021-08-25 | 2021-11-02 | 大连理工大学 | Self-power-generation type ship emergency anti-overturning porous side plate |
Citations (7)
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| RU2166453C1 (en) * | 2000-01-19 | 2001-05-10 | Рыбопромышленная компания ООО "ПОСЕЙДОН" | Bilge keel |
| CN101284566A (en) * | 2006-05-25 | 2008-10-15 | 施仲伟 | Automatic open-close air sac for reducing rocking on both sides of ship bilge |
| CN201151482Y (en) * | 2008-01-09 | 2008-11-19 | 林友根 | Retractable device for reducing ship swaying as well as producing thrust |
| CN103287551A (en) * | 2013-05-09 | 2013-09-11 | 哈尔滨工程大学 | Hydraulically-driven variable-area T-shaped anti-rolling hydrofoil |
| CN204432973U (en) * | 2014-12-15 | 2015-07-01 | 浙江海洋学院 | A kind of boom type trawlboat |
| CN105539757A (en) * | 2015-12-22 | 2016-05-04 | 天津大学 | External-opened retractable bilge keel |
| CN105539758A (en) * | 2015-12-22 | 2016-05-04 | 天津大学 | Control method for clam-shaped bilge keel |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100059142A (en) * | 2008-11-26 | 2010-06-04 | 삼성중공업 주식회사 | Foldable bilge keel in ship |
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- 2016-10-21 CN CN201610917134.9A patent/CN106394822B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2166453C1 (en) * | 2000-01-19 | 2001-05-10 | Рыбопромышленная компания ООО "ПОСЕЙДОН" | Bilge keel |
| CN101284566A (en) * | 2006-05-25 | 2008-10-15 | 施仲伟 | Automatic open-close air sac for reducing rocking on both sides of ship bilge |
| CN201151482Y (en) * | 2008-01-09 | 2008-11-19 | 林友根 | Retractable device for reducing ship swaying as well as producing thrust |
| CN103287551A (en) * | 2013-05-09 | 2013-09-11 | 哈尔滨工程大学 | Hydraulically-driven variable-area T-shaped anti-rolling hydrofoil |
| CN204432973U (en) * | 2014-12-15 | 2015-07-01 | 浙江海洋学院 | A kind of boom type trawlboat |
| CN105539757A (en) * | 2015-12-22 | 2016-05-04 | 天津大学 | External-opened retractable bilge keel |
| CN105539758A (en) * | 2015-12-22 | 2016-05-04 | 天津大学 | Control method for clam-shaped bilge keel |
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| CN106394822A (en) | 2017-02-15 |
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