CN109367719A - A kind of displacement boat - Google Patents
A kind of displacement boat Download PDFInfo
- Publication number
- CN109367719A CN109367719A CN201811501000.4A CN201811501000A CN109367719A CN 109367719 A CN109367719 A CN 109367719A CN 201811501000 A CN201811501000 A CN 201811501000A CN 109367719 A CN109367719 A CN 109367719A
- Authority
- CN
- China
- Prior art keywords
- hull
- auxiliary
- wave
- conduit
- absorption fin
- 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.)
- Withdrawn
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B1/00—Hydrodynamic or hydrostatic features of hulls or of hydrofoils
- B63B1/02—Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement
- B63B1/10—Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with multiple hulls
- B63B1/12—Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with multiple hulls the hulls being interconnected rigidly
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B1/00—Hydrodynamic or hydrostatic features of hulls or of hydrofoils
- B63B1/32—Other means for varying the inherent hydrodynamic characteristics of hulls
- B63B1/40—Other means for varying the inherent hydrodynamic characteristics of hulls by diminishing wave resistance
-
- 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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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention discloses a kind of displacement boat, including middle hull, the middle hull two sides are symmetrically arranged with auxiliary hull, and the middle hull, two auxiliary hulls are connected by deck；Conduit is formed between the middle hull and auxiliary hull, wave absorption fin is provided on the outside of the auxiliary hull, the present invention passes through setting wave absorption fin, reduce wave making resistance, increase dynamic lift, reduce wetted surface area, eliminate bow side wave wave 90%, stern wave 70%, drag reduction about 15%, it is set to be more suitable for shallow water, narrow fairway high speed operation, the setting of conduit can slow down high speed slamming, improve sea-keeping, improve riding comfort, compared with the comparable monomer speedboat of scale, the boat deck area is big by 16% ~ 20%, not only increase effective usable floor area and volume of compartment, and allow some leeway for repacking and equipment increase.
Description
Technical field
The present invention relates to technical field of ships, and in particular to a kind of displacement boat.
Background technique
Hydroplane for inland river, lake or coastal waters belongs to motive power type ship type, it relies on high speed operation
When the hydrodynamic lift that generates hull is held up into planking.Hydroplane is mainly by hull and deck (superstructure) structure
At hull can be divided into the stem and ship stern of head and the tail line style larger difference.Hydroplane hull in the prior art is mostly single
Body dog-ear line style or binary dog-ear line style, chine midpoint are known as ship midship.Under specific navigation condition, monomer or binary
Glider respectively has its advantage, but there is also some common shortcomings.
Firstly, the wave absorption of hull is poor, stem wave making is very big, this not only increases the power consumption of glider, but also
To washing away than more serious for riverbed, evil is also gone through very much to the interference of ships other in navigation channel and personnel.Secondly as ship stern is relatively narrow,
Keep its radius of gyration larger, maneuverability is poor.Third, since the air lubrication of ship stern planing surface is poor.Make its resistance of taxing compared with
Greatly, the speed of a ship or plane is subject to certain restrictions.In addition, effective usable floor area on deck is smaller, carriage in the case where main engine power determines
Comfort is restricted.The comprehensive function of above-mentioned factors is as a result, make the fortune of monomer in the prior art or catamaran planing craft
Row economy is poor.
Summary of the invention
To solve the above problems, structure is simple the present invention provides a kind of displacement boat, resistance of taxing is small, navigates
Fast high, the effective usable floor area in deck is big.
To achieve the above object, the technical scheme adopted by the invention is as follows: a kind of displacement boat, including middle hull,
The middle hull two sides are symmetrically arranged with auxiliary hull, and the middle hull, two auxiliary hulls are connected by deck；The middle ship
Conduit is formed between body and auxiliary hull, and wave absorption fin is provided on the outside of the auxiliary hull.
As a preferred technical solution of the invention: the cross section of the middle hull by stem V-arrangement gradually transition
To the rectangular of ship stern.
As a preferred technical solution of the invention: the cross section of the auxiliary hull by stem triangle gradually
It is transitioned into the rectangular of ship stern.
As a preferred technical solution of the invention: the shape of the wave absorption fin is arch, is located at from its head end auxiliary
The front of hull is helped, end is located at the rear portion of auxiliary hull；The cross section of the wave absorption fin be triangle, and with the auxiliary
Rounding off between hull.
As a preferred technical solution of the invention: the auxiliary hull is internally provided with spray deflector, the splashproof
The cross section of item is triangle.
As a preferred technical solution of the invention: the opening of the conduit gradually increases along stem to the direction of ship stern
Greatly, and the depth of conduit is gradually reduced.
The invention has the following advantages:
1, by setting wave absorption fin, wave making resistance is reduced, increases dynamic lift, reduces wetted surface area, eliminates bow side wave wave 90%, stern
Wave 70%, drag reduction about 15% makes it be more suitable for shallow water, narrow fairway high speed operation.
2, the setting of conduit can slow down high speed slamming, improve sea-keeping, improve riding comfort.
3, compared with the comparable monomer speedboat of scale, it is big by 16% ~ 20% that this stops floor space, not only increases effective use
Area and volume of compartment, and allow some leeway for repacking and equipment increase.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is the drawing in side sectional elevation of ship bow part of the invention；
Fig. 3 is midship drawing in side sectional elevation of the invention；
Fig. 4 is the drawing in side sectional elevation of ship stern of the invention；
In Fig. 1-Fig. 4,1, middle hull, 2, auxiliary hull, 3, deck, 4, conduit, 5, wave absorption fin, 6, spray deflector, 7, superstructure,
Specific embodiment
In order to which objects and advantages of the present invention are more clearly understood, the present invention is carried out with reference to embodiments further detailed
Explanation.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
As Figure 1-Figure 4, the embodiment of the invention provides a kind of displacement boat, including middle hull 1, middle hulls
1 two sides are symmetrically arranged with auxiliary hull 2, and 1, two auxiliary hull 2 of middle hull is connected by deck 3；The top on deck 3 is provided with
Superstructure 7 and the power and direction-control apparatus being arranged on 7 deck 3 of superstructure, 1, two auxiliary hull 2 of middle hull are logical
The connection of deck 3 is crossed, so that the effective area on deck 3 of the invention is compared with the comparable monomer speedboat of scale, area is big by 16% ~
20%, effective usable floor area and volume of compartment are not only increased, and allow some leeway for repacking and equipment increase.
The cross section of middle hull 1 is gradually transitions the rectangular of ship stern by the V-arrangement of stem, between middle hull 1 and auxiliary hull 2
Conduit 4 is formed, the opening of conduit 4 is gradually increased along the direction of stem to ship stern, and the depth of conduit 4 is gradually reduced；So set
It sets so that tail portion buoyancy is big, low speed stern inhales small, shallow draft, and high speed operation angle is small, and navigate state extreme draft list more comparable than scale
Body speedboat absorbs water small 8 ~ 10cm, and when sliding, high-speed flow enters in conduit 4 from opening forms air cushion, generated additional lift
Hull is held up together with hydrodynamic lift, the hull after picking-up only generates the displacement of very little and drinking water is very shallow, thus effectively
The wetted surface area for reducing hull enhances the air lubrication of planing surface, reduces resistance of taxing；Slow down high speed slamming, improves
Sea-keeping improves riding comfort；
The cross section of auxiliary hull 2 is gradually transitions the rectangular of ship stern by the triangle of stem, and the outside of auxiliary hull 2 is provided with
Wave absorption fin 5 is internally provided with spray deflector 6, and the shape of wave absorption fin 5 is arch, the front of auxiliary hull 2 is located at from its head end, end
End is located at the rear portion of auxiliary hull 2；The cross section of wave absorption fin 5 is triangle, and the rounding off between the auxiliary hull；
The advantageous wave-making interaction of the waveform of wave absorption fin 5 reduces wave making resistance, increases dynamic lift, reduces wetted surface area, eliminates bow side wave wave
90%, stern wave 70%, drag reduction about 15% makes it be more suitable for shallow water, narrow fairway high speed operation；
The cross section of spray deflector 6 is triangle, and spray deflector 6 is located at the middle and back of auxiliary hull 2, under high speed operation state, is led to
Good inhibiting effect can be played to spray by crossing spray deflector 6, and then reduce resistance, improved the speed of a ship or plane of yacht, can also effectively be subtracted
The discharge capacity of flowing steam water interface in few conduit 4 further increases the pressure in conduit 4 by reducing discharge capacity, to improve ship
The height that body is lifted can effectively expand displacement boat so that the wetted surface area between hull bottom surface and waterside is reduced
Speed limit, and then displacement boat is made to reach the higher speed of a ship or plane.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the principle of the present invention, it can also make several improvements and retouch, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (6)
1. a kind of displacement boat, it is characterised in that: including middle hull, the middle hull two sides are symmetrically arranged with support vessel
Body, the middle hull, two auxiliary hulls are connected by deck；Conduit is formed between the middle hull and auxiliary hull, it is described
Wave absorption fin is provided on the outside of auxiliary hull.
2. a kind of displacement boat according to claim 1, it is characterised in that: the cross section of the middle hull is by ship
The V-arrangement of bow is gradually transitions the rectangular of ship stern.
3. a kind of displacement boat according to claim 1, it is characterised in that: the cross section of the auxiliary hull by
The triangle of stem is gradually transitions the rectangular of ship stern.
4. a kind of displacement boat according to claim 1, it is characterised in that: the shape of the wave absorption fin is bow
Shape, the front of auxiliary hull is located at from its head end, and end is located at the rear portion of auxiliary hull；The cross section of the wave absorption fin is triangle
Shape, and the rounding off between the auxiliary hull.
5. a kind of displacement boat according to claim 1, it is characterised in that: the auxiliary hull is internally provided with
Spray deflector, the cross section of the spray deflector are triangle.
6. a kind of displacement boat according to claim 1, it is characterised in that: the opening of the conduit is arrived along stem
The direction of ship stern is gradually increased, and the depth of conduit is gradually reduced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811501000.4A CN109367719A (en) | 2018-12-10 | 2018-12-10 | A kind of displacement boat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811501000.4A CN109367719A (en) | 2018-12-10 | 2018-12-10 | A kind of displacement boat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109367719A true CN109367719A (en) | 2019-02-22 |
Family
ID=65372754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811501000.4A Withdrawn CN109367719A (en) | 2018-12-10 | 2018-12-10 | A kind of displacement boat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109367719A (en) |
-
2018
- 2018-12-10 CN CN201811501000.4A patent/CN109367719A/en not_active Withdrawn
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190222 |