CN206841661U - A kind of supercavitating hydrofoil trimaran - Google Patents
A kind of supercavitating hydrofoil trimaran Download PDFInfo
- Publication number
- CN206841661U CN206841661U CN201720625891.9U CN201720625891U CN206841661U CN 206841661 U CN206841661 U CN 206841661U CN 201720625891 U CN201720625891 U CN 201720625891U CN 206841661 U CN206841661 U CN 206841661U
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- Prior art keywords
- hydrofoil
- hull
- regulation
- recyclable
- propeller
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- 230000007246 mechanism Effects 0.000 claims description 12
- 238000011084 recovery Methods 0.000 claims description 10
- 239000002775 capsule Substances 0.000 claims description 8
- UJCHIZDEQZMODR-BYPYZUCNSA-N (2r)-2-acetamido-3-sulfanylpropanamide Chemical compound CC(=O)N[C@@H](CS)C(N)=O UJCHIZDEQZMODR-BYPYZUCNSA-N 0.000 claims description 5
- 241001669680 Dormitator maculatus Species 0.000 claims description 5
- 241001347978 Major minor Species 0.000 claims description 2
- 102000010637 Aquaporins Human genes 0.000 claims 1
- 108010063290 Aquaporins Proteins 0.000 claims 1
- 108091006146 Channels Proteins 0.000 claims 1
- 230000002411 adverse Effects 0.000 abstract description 7
- 230000001141 propulsive effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 9
- 230000006698 induction Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 239000012530 fluid Substances 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 230000009189 diving Effects 0.000 description 1
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T70/00—Maritime or waterways transport
- Y02T70/10—Measures concerning design or construction of watercraft hulls
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- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The utility model discloses a kind of supercavitating hydrofoil trimaran.Main hull front end is provided with double bulb bows, main hull bottom is provided with recyclable regulation hydrofoil and hydrofoil is immersed in fixation, recyclable regulation hydrofoil and fixed immerse are equipped with cavitation apparatus on hydrofoil, and the rear portion that hydrofoil is immersed in afterbody fixation is additionally provided with ducted fan formula propeller, and secondary hull afterbody is provided with fixation and immerses hydrofoil.The utility model makes the medium of hull surface be changed into gas-vapor mix from water, shipping sail speed is improved, hull can be lifted up, reduces the friction between water and hull, avoiding hull, largely pitching and heaving etc. adversely affect, and greatly promote the drag reduction efficiency of hydrofoil；Ducted fan formula propeller improves propulsive efficiency, significantly extends the service life of propeller.
Description
Technical field
It the utility model is related to novel high-performance shipbuilding field, more particularly to a kind of supercavitating hydrofoil trimaran.
Background technology
21st century is the century of ocean, and this turns into undisputable fact, strengthens, near, off-lying sea control, safeguarding sea
Foreign interests be increasingly becoming the Strategic Demand and competitive target, ocean development, marine transportation, mobile reactant etc. of each ocean big country all with
Ship speed is closely related, and various countries generally believe that this century emphasis of military-civil naval vessel development is high speed.
Wave making resistance of the trimaran under the high speed of a ship or plane is well below other ship types, and the setting by adding hydrofoil can be with
Trimaran is produced upward lift effect, reach the purpose of speedup drag reduction, make the quick sexual clorminance of trimaran more obvious, together
When, hull adds hydrofoil has energetically improvement result for the sea-keeping and maneuverability of hull, for ship pitching and heaving
The optimization of influence is especially apparent, and substantially increases the comfortableness of seating.
Hydrofoil speedboat ship bottom is equipped with hydrofoil, supports hull weight by hydrodynamic force caused by hydrofoil, hull is left the water surface,
To reduce water resistance, the speed of a ship or plane is improved.But the hydrofoil of hydrofoil speedboat is also immersed in water, also acted on by water frictional resistance, no
The speed of a ship or plane can be increased substantially.
Utility model content
For technical problem present in background technology, the utility model provides a kind of supercavitating hydrofoil trimaran, navigation
Resistance is small, sea-keeping is good, riding comfort is high, is high performance trimaran.
The utility model combines both the single quick ship of hydrofoil and supercavity ship, designs a kind of new
High performance supercavitating hydrofoil trimaran.Supercavitating hydrofoil mechanism is provided with before and after marine propulsion, is showed with eliminating supercavity
As the adverse effect to marine propulsion, make to utilize supercavity phenomenon to the full extent.
To reach above-mentioned purpose, the technical scheme that the utility model is taken is as follows：
The utility model includes major-minor hull, and main hull front end is provided with double bulb bows, and main hull bottom is provided with recyclable tune
Hydrofoil is immersed in the water saving wing and fixation, cavitation apparatus is equipped with two kinds of hydrofoils, and immerse the rear portion of hydrofoil also in afterbody fixation
Provided with ducted fan formula propeller, secondary hull is provided only with fixation and immerses hydrofoil.
The influence of wave making resistance when double bulb bows of the utility model main hull front end can reduce hull high speed operation, after being
Square cavitation device mechanism induction produces stable supercavity phenomenon and laid the foundation.
The utility model produces upward lift by recyclable regulation hydrofoil and the fixed hydrofoil face for immersing hydrofoil, by ship
Body is lifted up, and reduces hull wetted areas, and improve the sea-keeping of ship.
The utility model induces generation super by being arranged on recyclable regulation hydrofoil and the fixed cavitation device immersed on hydrofoil
Cavitation phenomena, supercavity and hydrofoil, which coordinate, makes hull lower surface attachment large quantity of air bubble, and hull resistance is greatly reduced.Air bubble
It can be attached to after generation around hydrofoil, bigger facilitation is had to the lift effect of hydrofoil and sea-keeping, lift can be caused
Effect and sea-keeping are more preferable.
The propulsion plant of the utility model ship is ducted fan formula propeller, is kept away by the setting of ducted fan formula propeller
Fore-body supercavity phenomenon is exempted to propeller blade and the adverse effect of efficiency, fair water fin, the kuppe of rear propeller
Reduce supercavity influences on the pressure difference of propulsion plant.
The Shuan Bi bows mechanism is located at ship bow part, and the setting of double bulb bows advantageously reduces shadow of the wave making resistance to hull
Ring, compared with single bulb bow mechanism, double bulb bows are advantageous to the stable induction of rear cavitation device and produce vacuole to reduce hull navigation
When resistance.
Recyclable regulation hydrofoil is respectively equipped with before and after the main hull bottom and hydrofoil, recyclable regulation water are immersed in fixation
The wing immerses stem hydrofoil and afterbody hydrofoil of the hydrofoil respectively as main hull with fixed, and water is immersed in recyclable regulation hydrofoil and fixation
The front end of the wing is installed with supercavity cavitation device；The front portion of main hull bottom is provided with hydrofoil recovery capsule, and hydrofoil recovery capsule is used
Hydrofoil is adjusted in recovery, recyclable regulation hydrofoil is arranged on hydrofoil recovery capsule with can storing by hydrofoil retracting device.
Specifically, afterbody fix immerse hydrofoil immerse depth ratio stem it is recyclable regulation hydrofoil it is deeper, prevent high-speed aircraft
During row, stem lifts stem hydrofoil and carries away the water surface, causes the dangerous sailing condition such as shipwreck.
The hydrofoil face of described recyclable regulation hydrofoil is three-stage hydrofoil face, and three-stage hydrofoil face is connected by hydrofoil connecting rod
Hydrofoil retracting device is connected to, hydrofoil connecting rod is NACA wing-shaped structures, and hydrofoil rod surface is through coarse processing；Three-stage hydrofoil face is
Non-smooth surface groove structure, groove are arranged along perpendicular to hull direction of advance.
Hydraulic control channel be present inside hydrofoil connecting rod, pass through the control of hydraulic control recovering mechanism in hydrofoil retracting device
The wing rotation for making the different angles of attack in hydrofoil face is driven through hydraulic control channel.
Described ducted fan formula propeller includes kuppe, the propeller in kuppe and is arranged in spiral
Fair water fin on oar, the blade of propeller are provided with the blade root of propeller fast for supercavity using big oblique seven leaves formula
The hole that speed passes through.
The afterbody bottom surface of the secondary hull is provided with lateral body regulation hydrofoil, and secondary hull interior is provided with hydraulic jack, and lateral body is adjusted
Water saving wing upper end connects hydraulic jack output end by connecting rod, drives lateral body to adjust hydrofoil oscilaltion by hydraulic jack,
Complete the gathering and expansion of lateral body regulation hydrofoil.
Hydrofoil is immersed in the fixation and recyclable regulation hydrofoil is wing from NACA standards.
Described to can adjust the wing speed-optimization that be better achieved under different sea situations, while deployable and collapsible hydrofoil can be with
The danger for avoiding ship from being hit a submerged reef in shallow water area or complicated marine site hydrofoil, farthest ensure the security of navigation.
Specifically, the ducted fan formula propeller, the type propeller at blade tip by duct due to being limited, impact noise
Reduce, induced drag is reduced, and efficiency is higher.
Specifically, the fair water fin, kuppe are portion mechanism after propulsion plant, reduce its front and rear pressure difference of propulsion, prevent
Adverse effect of the supercavity phenomenon to propeller.In addition the mechanism can improve ship turning performance and greatly improve propeller work
Efficiency.
The utility model solves the technical problem in background technology, cavitation by the combination of supercavity and hydrofoil well
Device induction produces supercavity, allows the whole hull surface on naval vessel to be covered by bubble, makes hull is not direct to be contacted with water, reduces water
Resistance, improve the speed of a ship or plane.
Compared with prior art, the utility model has an advantageous effect in that：
1. supercavity Technology application makes the medium of hull surface be changed into gas-vapor mix (bubble) from water, very in trimaran
To entirely air, the reduction of fluid density makes its drag reduction efficiency higher, is fundamentally effectively improved the speed of trimaran.
2. the arrangement of head and the tail hydrofoil makes ship produce upward lift, hull is lifted up, reduces water to a certain extent
Friction between hull, improves shipping sail speed, and avoiding hull, largely pitching and heaving etc. adversely affect.
Hydrofoil retracting device causes marine operation safety in diving domain and complex water areas.
Cavitation device makes hydrofoil upper surface and hull lower surface realize supercavity phenomenon, greatly promotes drag reduction (shaking) effect of hydrofoil
Rate.
3. ducted fan formula propeller overcomes adverse effect of the supercavity phenomenon to propulsion plant, fair water fin, kuppe
Propulsive efficiency is improved, significantly extends the service life of propeller.
Brief description of the drawings
Fig. 1 is supercavitating hydrofoil trimaran front view.
Fig. 2 is supercavitating hydrofoil trimaran main hull side view.
Fig. 3 is supercavitating hydrofoil trimaran pair hull side view.
Fig. 4 is that the structural representation for immersing hydrofoil part is fixed at supercavitating hydrofoil trimaran main hull rear portion.
In figure：1. hydrofoil retracting device, 2. pairs of bulb bows, supercavity cavitation device before 3., 4. recyclable regulation hydrofoils, 5. water
Wing recovery capsule, supercavity cavitation device after 6., 7. fix and immerse hydrofoil, 8. propellers, 9. fair water fins, 10. kuppes, 11. rudders for ship,
12. hydrofoil connecting rod, 13. hydraulic jacks, 14. lateral bodys regulation hydrofoil.
Embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples.
As shown in figure 1, the utility model specific implementation includes main hull and two secondary hulls of both sides, main hull front end is set
There are double bulb bows 2, main hull bottom, which is provided with recyclable regulation hydrofoil and fixed, immerses hydrofoil, and two kinds of hydrofoils are equipped with cavitation dress
Put, and fixed in afterbody and immerse the rear portion of hydrofoil and be provided with ducted fan formula propeller, secondary hull, which is provided only with to fix, immerses hydrofoil.
As shown in Fig. 2 the front and rear of main hull bottom is respectively equipped with recyclable regulation hydrofoil 4 and hydrofoil 7 is immersed in fixation, can return
Receive regulation hydrofoil 4 and it is fixed immerses the first hydrofoil and tail water wing of the hydrofoil 7 respectively as main hull, recyclable regulation hydrofoil 4 and solid
Surely the front end for immersing hydrofoil 7 is installed with front and rear supercavity cavitation device 3 and 6, the front and rear induction of supercavity cavitation device 3,6 production respectively
Raw stable supercavity；Lift caused by supercavity combination hydrofoil caused by cavitation device induction, greatly improves hull speed, sinks
Soak wing depth ratio head hydrofoil shallow groundwaters, plays stable hull under sail.Two hydrofoil lines are on hull axis.
The front portion of main hull bottom is provided with hydrofoil recovery capsule 5, and recyclable regulation hydrofoil 4 can be received by hydrofoil retracting device 1
It is arranged on hydrofoil recovery capsule 5 with receiving.According to specific sea conditions folding and unfolding hydrofoil structure, during navigation, it is possible to achieve hull liter
The control of drop.
As shown in figure 1, the hydrofoil face of recyclable regulation hydrofoil 4 is three-stage hydrofoil face, three-stage hydrofoil face passes through hydrofoil
Connecting rod 12 is connected to hydrofoil retracting device 1, and hydrofoil connecting rod 12 is NACA wing-shaped structures, the surface of hydrofoil connecting rod 12 through coarse processing,
Preferable hull can be produced with traveling wave.To realize the quick sailing of trimaran.
In specific implementation, hydrofoil retracting device 1 includes the mechanisms such as hydraulic control recovering mechanism, control chuck, locking mechanism.
Hydraulic control channel be present inside hydrofoil connecting rod 12, by the control of hydraulic control recovering mechanism in hydrofoil retracting device 1 through liquid
Control passage is pressed to drive the wing rotation for making the different angles of attack in hydrofoil face.There is gear lock deadlock structure on control chuck, recovery finishes
Locking device, release wing equally meeting locking device.
Three-stage hydrofoil face is Non-smooth surface groove structure, and groove is arranged along perpendicular to hull direction of advance, and this design is in ship
During navigation, water body and aerofoil produce rolling friction, rather than sliding friction, can have quiet low velocity fluid in grooved surface, reduce
The loss in wing face, extend the wing life-span.
As shown in figure 3, the afterbody bottom surface of secondary hull is provided with lateral body regulation hydrofoil 14, secondary hull interior is provided with hydraulic jack
13, lateral body adjusts the upper end of hydrofoil 14 and connects the output end of hydraulic jack 13 by connecting rod, drives lateral body to adjust by hydraulic jack 13
The regulation of the water saving wing 14, regulation include regulation up and down and angle of attack conversion, complete the gathering and expansion of lateral body regulation hydrofoil 14.
As shown in figure 4, ducted fan formula propeller include kuppe 10, the propeller 8 in kuppe 10 and
The fair water fin 9 being arranged on propeller 8, influence of the supercavity to propeller 8, spiral are eliminated by fair water fin 9 and kuppe 10
The blade of oar 8 using big oblique seven leaves formula, and be provided with the blade root of propeller 8 for supercavity quickly through hole.
Main hull bottom be provided with it is fixed immerses hydrofoil 7 (the tail water wing) and it is recyclable adjust hydrofoil 4 (first hydrofoil), during navigation,
First hydrofoil provides upward lift for ship, and afterbody main wing preferably solves the problems, such as hull after draft depth, avoids hull
Largely pitching and heaving etc. adversely affect.
Cavitation device in front of hydrofoil produces supercavity, hydrofoil upper surface and hull lower surface is realized supercavity phenomenon, greatly
The drag reduction of big lifting hydrofoil (shakes) efficiency.
Ship propulsion plant is big oblique seven leaves ducted fan formula propeller, is equipped with hole at propeller blade root, guide margin is at blade root
Stick up slightly up, to reduce local negative angle of attack.Rear propeller sets fair water fin, kuppe make propeller eliminate supercavity shadow
Ring, improve life-span and the efficiency of propulsion plant.
Claims (7)
1. a kind of supercavitating hydrofoil trimaran, including major-minor hull, it is characterised in that：Main hull front end is provided with double bulb bows (2),
Main hull bottom is provided with recyclable regulation hydrofoil and hydrofoil is immersed in fixation, and cavitation apparatus is equipped with two kinds of hydrofoils, and in tail
The rear portion that hydrofoil is immersed in portion's fixation is additionally provided with ducted fan formula propeller, and secondary hull afterbody is provided with fixation and immerses hydrofoil.
A kind of 2. supercavitating hydrofoil trimaran according to claim 1, it is characterised in that：The main hull bottom it is front and rear
It is respectively equipped with recyclable regulation hydrofoil (4) and fixes and immerse hydrofoil (7), hydrofoil (7) is immersed in recyclable regulation hydrofoil (4) and fixation
Front end be installed with preceding supercavity cavitation device (3) and rear supercavity cavitation device (6) respectively；The front portion of main hull bottom is provided with
Hydrofoil recovery capsule (5), recyclable regulation hydrofoil (4) are arranged on hydrofoil recovery capsule with can storing by hydrofoil retracting device (1)
(5)。
A kind of 3. supercavitating hydrofoil trimaran according to claim 1, it is characterised in that：Described recyclable regulation hydrofoil
(4) hydrofoil face is three-stage hydrofoil face, and three-stage hydrofoil face is connected to hydrofoil retracting device (1) by hydrofoil connecting rod (12),
Hydrofoil connecting rod (12) is NACA wing-shaped structures, and hydrofoil connecting rod (12) surface is through coarse processing；Three-stage hydrofoil face is Non-smooth surface ditch
Slot structure, groove are arranged along perpendicular to hull direction of advance.
A kind of 4. supercavitating hydrofoil trimaran according to claim 3, it is characterised in that：Exist inside hydrofoil connecting rod (12)
Hydraulic control channel, water is driven through hydraulic control channel by the control of hydraulic control recovering mechanism in hydrofoil retracting device (1)
The wing rotation for making the different angles of attack of aerofoil.
A kind of 5. supercavitating hydrofoil trimaran according to claim 1, it is characterised in that：Described ducted fan formula spiral
Oar includes kuppe (10), the propeller (8) in kuppe (10) and the fair water fin being arranged on propeller (8)
(9), the blade of propeller (8) is using big oblique seven leaves formula, and is provided with the blade root of propeller (8) and quickly leads to for supercavity
The hole crossed.
A kind of 6. supercavitating hydrofoil trimaran according to claim 1, it is characterised in that：The afterbody bottom surface of the secondary hull
Lateral body regulation hydrofoil (14) is installed, secondary hull interior is provided with hydraulic jack (13), and lateral body regulation hydrofoil (14) upper end passes through company
Extension bar connects hydraulic jack (13) output end, drives lateral body to adjust hydrofoil (14) oscilaltion by hydraulic jack (13), completes
The gathering and expansion of lateral body regulation hydrofoil (14).
A kind of 7. supercavitating hydrofoil trimaran according to claim 1, it is characterised in that：Hydrofoil (7) is immersed in the fixation
It is wing from NACA standards with recyclable regulation hydrofoil (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720625891.9U CN206841661U (en) | 2017-06-01 | 2017-06-01 | A kind of supercavitating hydrofoil trimaran |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720625891.9U CN206841661U (en) | 2017-06-01 | 2017-06-01 | A kind of supercavitating hydrofoil trimaran |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206841661U true CN206841661U (en) | 2018-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720625891.9U Expired - Fee Related CN206841661U (en) | 2017-06-01 | 2017-06-01 | A kind of supercavitating hydrofoil trimaran |
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| Country | Link |
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| CN (1) | CN206841661U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107150760A (en) * | 2017-06-01 | 2017-09-12 | 浙江大学 | Supercavitating hydrofoil trimaran |
| CN109050849A (en) * | 2018-09-01 | 2018-12-21 | 哈尔滨工程大学 | A kind of empty dual-purpose propeller of integrated water |
| CN109178193A (en) * | 2018-09-21 | 2019-01-11 | 惠安县圆周率智能科技有限公司 | A kind of intelligence foilcraft |
| CN109178194A (en) * | 2018-09-21 | 2019-01-11 | 惠安县圆周率智能科技有限公司 | A kind of foilcraft of automatically retractable |
| CN114435044A (en) * | 2022-01-28 | 2022-05-06 | 北京大学 | Variable cross-medium aircraft |
-
2017
- 2017-06-01 CN CN201720625891.9U patent/CN206841661U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107150760A (en) * | 2017-06-01 | 2017-09-12 | 浙江大学 | Supercavitating hydrofoil trimaran |
| CN107150760B (en) * | 2017-06-01 | 2023-10-10 | 浙江大学 | Supercavitation hydrofoil trimaran |
| CN109050849A (en) * | 2018-09-01 | 2018-12-21 | 哈尔滨工程大学 | A kind of empty dual-purpose propeller of integrated water |
| CN109178193A (en) * | 2018-09-21 | 2019-01-11 | 惠安县圆周率智能科技有限公司 | A kind of intelligence foilcraft |
| CN109178194A (en) * | 2018-09-21 | 2019-01-11 | 惠安县圆周率智能科技有限公司 | A kind of foilcraft of automatically retractable |
| CN114435044A (en) * | 2022-01-28 | 2022-05-06 | 北京大学 | Variable cross-medium aircraft |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180105 |