CN106394822A - Ship retractable type bilge keel device using guide rails - Google Patents
Ship retractable type bilge keel device using guide rails Download PDFInfo
- Publication number
- CN106394822A CN106394822A CN201610917134.9A CN201610917134A CN106394822A CN 106394822 A CN106394822 A CN 106394822A CN 201610917134 A CN201610917134 A CN 201610917134A CN 106394822 A CN106394822 A CN 106394822A
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- CN
- China
- Prior art keywords
- bilge
- ship
- guide rail
- extendible
- bilge keelson
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
Abstract
The invention provides a ship retractable type bilge keel device using guide rails. A bilge keel main board is welded to a ship body and is provided with marching guide rails which are internally provided with a retractable type auxiliary board; the middle position of the retractable type auxiliary board is hinged to one end of a double-head hydraulic push rod; driving guide rails are arranged along the bilge portion of the ship body and are internally provided with a hydraulic rod; and the end portion of the hydraulic rod is hinged to the other end of the double-head hydraulic push rod. According to the ship retractable type bilge keel device using the guide rails, the bilge keel width is expandable, the structure is simple, the size is small, and the ship retractable type bilge keel device using the guide rails is especially suitable for large and middle type ships limited in bilge portion space.
Description
Technical field
The present invention relates to a kind of ship extendible bilge keelson device of use guide rail, belong to Naval Architecture and Ocean Engineering field.
Background technology
In the last hundred years, people are devoted to studying the measure slowing down naval vessel rolling motion and device always, and countries in the world are successively
Have developed hundreds of kind of different types of stabilizer, but now widely used only bilge keelson, stabilizer and tank stabilizer.
Wherein bilge keelson structure is simple, low cost, efficiency are good, be easy to maintenance, is therefore more favored by people.
Bilge keelson is a kind of fixing stabilizer producing stabilizing moment according to hydrokinetic effect, is arranged 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, has even
Continuous formula and 2 kinds of discontinuous.Bilge keelson is installed on ship be mainly to increase eddy making damping and slow down horizontal stroke to reach, thus reducing ship
Roll angle.The anti-rolling effect of bilge keelson and Bilge-Keel Width have close relationship, and bilge keelson is wider, and area is bigger, subtracts and shakes effect
Fruit is better, and traditional bilge keelson is limited in ship in order to avoid damaging bilge keelson, its Breadth Maximum when Calculation of Ship Grounding's or landing pier
In midship section maximum figure.The purpose of this patent is to invent a kind of bilge keelson with more preferable anti-rolling effect, and Bilge-Keel Width surpasses
Cross ship midship section maximum boundary, shallow water area, landing pier, feed and lean on operation when bilge keelson pack up, in deepwater field or hull
Around no ship, marine structure when launch bilge keelson, anti-rolling effect can be improved and be hardly damaged again.
Through retrieval find, number of patent application be 201510974534.9 patent of invention " a kind of extratensive type can folding bilge dragon
Bone " adopts clamshell bilge keelson, and concha Anodonta seu Cristaria rotating shaft, in the nearly turn of the bilge, improves bilge keelson effective area by opening and closing concha Anodonta seu Cristaria bilge keelson, increases
Roll damping is to reduce the rolling of ship, but the method is less on rolling moment impact, and anti-rolling efficiency is not high, and the method is adopted
Use 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 adopts clamshell bilge keelson, concha Anodonta seu Cristaria rotating shaft in the remote turn of the bilge, by opening and closing concha Anodonta seu Cristaria bilge
Os Draconis improve bilge keelson effective area, but the rotary gear shaft system that this structure is adopted, can not be two panels concha Anodonta seu Cristaria at rotating shaft
Bilge keelson provides enough intensity to support, and the equally easy fault of this legacy system, not easy care.The present invention to existing related send out
Bright have obvious difference in technology, principle, and design is more reasonable, subtracts and shakes highly efficient and easy to use and safeguard.
Content of the invention
The invention aims to overcome that existing stabilizer installing space is limited, complex structure, high cost, poorly efficient
The deficiencies such as rate, simultaneously simple in line with structure, efficient principle and provide a kind of ship extendible bilge keelson of use guide rail to fill
Put, be a kind of device that can reduce the roll angle that ship produces under the wave action.
The object of the present invention is achieved like this：Bilge keelson mainboard is welded with hull, bilge keelson mainboard is provided with row
Enter guide rail, extendible subplate, one end hinge of the centre position of extendible subplate and double end hydraulic push rod are installed in traveling guide rail
Connect, the hull turn of the bilge is provided with driving guide rail, drive and in guide rail, be provided with hydraulic stem, the boom end of hydraulic stem and double end hydraulic pressure
The other end of push rod is hinged.
Present invention additionally comprises such some architectural features：
1. traveling guide rail and driving guide rail are all corrosion resistance structures.
Compared with prior art, the invention has the beneficial effects as follows：The Bilge-Keel Width of the present invention can be expanded, and structure is simple,
Small volume, is particularly well-suited to the large and medium-sized ship of turn of the bilge limited space.Extendible bilge keelson device is so that ship is capable of
Flexibly tackle different navigation conditions and requirement.When navigation sea situation is severe or has high requirements to stability, can be according to demand
Releasing bilge keelson subplate wholly or in part, to reduce rolling, strengthening stability；In the face of the situation or reach port of little stormy waves lie up when,
Then withdraw bilge keelson subplate, prevent from bottoming out, collide etc. and damaging hull.Depression bar driving means are in the process of extendible subplate folding and unfolding
In, with becoming y shape structure between bilge keelson mainboard, extendible subplate and hull, this structure can play good reinforcement to device
Effect.The complete retracted state of extendible subplate, double end hydraulic push rod major part is recovered to inside turn of the bilge molded line, and device do not cut open bad
The original molded line of hull, will not produce additional friction.
Brief description
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 structural representation of the deployable and collapsible bilge keelson collapsed state of ship of the present invention；
Fig. 5 is the structural representation in a kind of deployable and collapsible bilge keelson work process of ship of the present invention
Fig. 6 is a kind of fully deployed structural representation of deployable and collapsible bilge keelson subplate of ship of the present invention；
Fig. 7 a, 7b, 7c are respectively a kind of three-view diagram of ship deployable and collapsible bilge keelson hydraulic stem structure of the present invention；
Fig. 8 a, 8b, 8c are a kind of three-view diagram of ship deployable and collapsible bilge keelson double end hydraulic push rod bar structure of the present invention；
Fig. 9 is that at a kind of deployable and collapsible bilge keelson guide rail of ship of the present invention, schematic diagram is analysed in local；
In figure：1. bilge keelson mainboard, 2. extendible subplate, 3. traveling guide rail, 4. double end hydraulic push rod, 5. depression bar driving dress
Put, 6. hull, 7. hydraulic stem, 8. drive guide rail.
Specific embodiment
With specific embodiment, the present invention is described in further detail below in conjunction with the accompanying drawings.
In conjunction with Fig. 1 to Fig. 9, the present invention is a kind of ship extendible bilge keelson device of use guide rail, is mainly used in all kinds of
Ship is it is adaptable to suppress 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, this device is made up of extendible bilge keelson, depression bar driving means two parts；Wherein, described extendible
Bilge keelson is mainly made up of bilge keelson mainboard 1, extendible subplate 2, traveling guide rail 3, hydraulic pressure jack；Described depression bar drives dress
Put 5 to be mainly made up of hydraulic push rod 7, driving guide rail 8.
Bilge keelson mainboard 1 is welded with hull 6, and bilge keelson mainboard 1 is with extendible subplate 2 by nested traveling guide rail 3 phase
Connect, namely extendible subplate is attached with bilge keelson mainboard in the form of linear motion guide, bilge keelson mainboard is with receipts
The folding and unfolding form between formula subplate of putting mainly is slided by using guide rail structure and is completed, and extendible subplate 2 is with hydraulic pressure jack 4
Hinged.Hydraulic pressure jack uses double end hydraulic push rod 4, makes extendible subplate can obtain more strokes on slide rail.Receive
Putting formula subplate 2 can promote it partly or entirely to skid off mainboard along guide rail by double end hydraulic push rod 4, shake effect to reach different subtracting
Really.Depression bar driving means are mainly formed, and are welded on hull 6 by hydraulic stem, driving guide rail, place along turn of the bilge molded line, namely
Depression bar driving means are placed in hull turn of the bilge molded line, same to Hull Welding, and the hydraulic stem rod end of depression bar driving means is led in driving
Slide in rail, drive guide rail that hydraulic stem rod end is risen with supporting function, hydraulic stem rod end is hinged with hydraulic pressure jack simultaneously.Specifically
Say and be：Hydraulic stem 7 rod end 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, drive guide rail 8 to play supporting function to hydraulic stem rod end simultaneously.
, all using corrosion resistance structure, the articulated structure of double end hydraulic push rod 4 rod end is such as traveling guide rail 3 and driving guide rail 8
Shown in Fig. 8 a- Fig. 8 c, the rod end articulated structure of the hydraulic stem 7 partial cutaway solution structure as shown in Fig. 7 a- Fig. 7 c, at traveling guide rail 3
As shown in Figure 9.
Double end hydraulic push rod 4, bilge keelson mainboard 1, extendible subplate 2 all can become Y-shaped structure during folding and unfolding, can be shipmate
Produce stable triangular structure between body 6, provide certain intensity to support for whole device.
When navigation sea situation is severe or has high requirements to stability, bilge keelson can be released according to demand wholly or in part
Subplate, to reduce rolling, strengthening stability, and switching to deployed condition (Fig. 6) by collapsed state (Fig. 4)；Feelings in the face of little stormy waves
When condition or reach port lies up, then withdraw bilge keelson subplate, prevent from bottoming out, collide, and collapsed state is switched to by deployed condition (Fig. 6)
(Fig. 4).Taking launch extendible subplate as a example, the deployable and collapsible bilge keelson device work process of the present invention is as follows：
1. it is initially subplate collapsed state, such as Fig. 4.Hydraulic stem 7 is started working and is withdrawn its push rod, and push rod rod end is along drive
Dynamic guide rail 8 declines, and double end hydraulic push rod 4 works simultaneously, shortens the length of double end hydraulic push rod 4, now keeps subplate advancing
Motionless on guide rail.
2. hydraulic stem 7 rod end is recovered to its bottom, and now double end hydraulic push rod 4 rod end is recovered to inside, and its length reaches
The shortest., with extendible subplate 2 and traveling guide rail 3 less parallel, now state is as shown in Figure 5 for double end hydraulic push rod 4.Then double end
Hydraulic push rod 4 works, and releases double-rod, promotes extendible subplate 2 to stretch out bilge keelson mainboard 1 along traveling guide rail 3 simultaneously.
3. double end hydraulic push rod 4 works on, according to control signal, extendible subplate 2 is complete in the range of security clearance
Or part releases mainboard, to realize anti-rolling effect, its rod end can be risen by hydraulic stem 7 as needed afterwards, so that hydraulic pressure
Can be with the rock-steady structure of stroke sufficient intensity between bar 7, hull 6, double end hydraulic push rod 4, mainboard 1, extendible subplate 2, it shows
It is intended to such as Fig. 1 and Fig. 6.
The present invention subtract shake work when, according to expected anti-rolling effect, by depression bar driving means and hydraulic pressure jack connection
Close work, bilge keelson subplate is partially or completely released, realize optimizing 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 it is maximum that its width can exceed hull cross section
Frame line, anti-rolling effect is more preferable.Extendible bilge keelson subplate can be withdrawn when sea situation is preferable or lies up near harbour, reduce ship
The ship resistance of oceangoing ship and avoid hull damage；This device build process simple it is adaptable to the various ships turn of the bilge.
Claims (2)
1. a kind of use guide rail ship extendible bilge keelson device it is characterised in that：Bilge keelson mainboard, bilge are welded with hull
Traveling guide rail is provided with Os Draconis mainboard, extendible subplate is installed in traveling guide rail, the centre position of extendible subplate with 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
Boom end hinged with the other end of double end hydraulic push rod.
2. a kind of use guide rail according to claim 1 ship extendible bilge keelson device it is characterised in that：Traveling is led
Rail and driving guide rail are all 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 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106394822A true CN106394822A (en) | 2017-02-15 |
| CN106394822B CN106394822B (en) | 2018-05-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| 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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| CN (1) | CN106394822B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN107089306A (en) * | 2017-04-19 | 2017-08-25 | 河北工程大学 | A kind of flexible bilge keelson system of hydraulic-driven |
| 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 |
| CN108516062A (en) * | 2017-02-27 | 2018-09-11 | 林昌亿 | The good ship of stability |
| 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 |
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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 |
| KR20100059142A (en) * | 2008-11-26 | 2010-06-04 | 삼성중공업 주식회사 | Foldable bilge keel in ship |
| 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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Patent Citations (8)
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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 |
| KR20100059142A (en) * | 2008-11-26 | 2010-06-04 | 삼성중공업 주식회사 | Foldable bilge keel in ship |
| 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 |
Cited By (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 |
| 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 |
| CN107089306A (en) * | 2017-04-19 | 2017-08-25 | 河北工程大学 | A kind of flexible bilge keelson system of hydraulic-driven |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106394822B (en) | 2018-05-18 |
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