CN113734349A - Catamaran with hull and deep V-fold angle semi-small waterplane area - Google Patents
Catamaran with hull and deep V-fold angle semi-small waterplane area Download PDFInfo
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- CN113734349A CN113734349A CN202111112664.3A CN202111112664A CN113734349A CN 113734349 A CN113734349 A CN 113734349A CN 202111112664 A CN202111112664 A CN 202111112664A CN 113734349 A CN113734349 A CN 113734349A
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- submerged body
- bilge keel
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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
- 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
- B63B1/121—Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with multiple hulls the hulls being interconnected rigidly comprising two hulls
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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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- 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
- B63B2039/067—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 effecting motion dampening by means of fixed or movable resistance bodies, e.g. by bilge keels
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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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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The invention discloses a catamaran with a hull and a deep V-fold angle semi-small waterplane area, and belongs to the technical field of ships. The ship body comprises a double-body, a first stabilizing bilge keel and a second stabilizing bilge keel, wherein the longitudinal cross sections of the bottoms of the first submerged body and the second submerged body are V-shaped structures, the first stabilizing bilge keel is convexly arranged on one side of the first submerged body, which is far away from the second submerged body, and the first stabilizing bilge keel extends along the length direction of the first submerged body; the side, far away from the first submerged body, of the second submerged body is convexly provided with a second stabilization bilge keel, and the second stabilization bilge keel extends along the length direction of the second submerged body; the first anti-rolling bilge keel and the second anti-rolling bilge keel are positioned at the same height and are bilaterally symmetrical relative to the ship body. The comprehensive reaction force of the first anti-rolling bilge keel and the second anti-rolling bilge keel can force the ship body to be righted and upright, the wind and wave resistance is high, and the wave resistance, the seaworthiness and the riding comfort of the ship are improved.
Description
Technical Field
The invention relates to the technical field of ships, in particular to a catamaran with a hull and a deep V-fold angle semi-small waterplane area.
Background
With the rapid development of offshore wind power construction, the accumulated installed amount is increased year by year, the scale, the yield and the offshore transportation demand are rapidly increased from the beginning offshore wind power plant to the offshore wind power plant, and the offshore wind power operation and maintenance ship is also rapidly developed. But the existing ship type can not fully meet the increasing operation and maintenance requirements of offshore wind farm developers, owners and operators for newly built wind farms.
The development of domestic wind power operation and maintenance ships is rapid in overall development. From simple speedboats, traffic boats and tugboats which are adopted very near the shore to special single steel operation and maintenance ships and then to special high-speed aluminum alloy twin-body operation and maintenance ships. However, in the prior art, the steel low-speed operation and maintenance ship is mainly used, the navigational speed is about 10 knots, and the high-speed catamaran aluminum alloy operation and maintenance ship has a high navigational speed state of about 25 knots, but the overall personnel transportation wave-height resistance is about 2 meters, and still is in a technical state of a coastal and offshore ship type.
The ship in the current stage has small wind and wave resistance and poor riding comfort of passengers, so that the passengers are easy to feel dizzy.
Therefore, it is desirable to provide a catamaran with a hull and a deep V-break semi-small waterplane to solve the above problems.
Disclosure of Invention
The invention aims to provide a catamaran with a hull and a deep V-fold angle semi-small waterplane area, which has strong wind and wave resistance and improves the wave resistance, the seaworthiness and the riding comfort of the catamaran.
In order to realize the purpose, the following technical scheme is provided:
a ship hull comprising:
the double-sheet body comprises a first submerged body and a second submerged body, and the longitudinal cross sections of the bottoms of the first submerged body and the second submerged body are of V-shaped structures;
the first stabilizing bilge keel is convexly arranged on one side, away from the second submerged body, of the first submerged body, and extends along the length direction of the first submerged body;
the second submerged body is provided with a second anti-rolling bilge keel in a protruding mode, and one side, far away from the first submerged body, of the second submerged body extends along the length direction of the second submerged body;
the first anti-rolling bilge keel and the second anti-rolling bilge keel are positioned at the same height and are bilaterally symmetrical relative to the ship body.
As an alternative of the ship body, the first stabilizing bilge keel is also arranged on one side of the first submerged body close to the second submerged body, and the second stabilizing bilge keel is also arranged on one side of the second submerged body close to the first submerged body.
As an alternative of the ship body, the first anti-rolling bilge keel and the second anti-rolling bilge keel are both of a folded angle type structure.
As an alternative of the ship body, the first anti-rolling bilge keel and the second anti-rolling bilge keel are both in a circular arc structure.
As an alternative to the hull, the bottom of the first submersible body is provided with a first solid wood structure, which extends in the length direction of the first submersible body;
the bottom of the second submersible body is provided with a second solid wood structure, and the second solid wood structure extends along the length direction of the second submersible body;
the first solid wood structure and the second solid wood structure form a protective space of the propeller.
As an alternative of the ship body, the double-piece body further comprises a bow part and a stern part, and the front end face of the bow part and the front deck face are arranged at a right angle.
As an alternative to the hull, the height of the forward deck surface is greater than the height of the aft deck surface.
As an alternative to the hull, the stern is of square construction.
As an alternative to the hull, the bottom of the double sheet is provided with a propeller tunnel through which seawater can flow from the bow to the stern.
A deep V-fold angle semi-small waterplane catamaran comprises operation and maintenance equipment and the technical scheme of the catamaran body, wherein the operation and maintenance equipment is arranged on the catamaran body.
Compared with the prior art, the invention has the beneficial effects that:
according to the ship body provided by the invention, the first submerged body and the second submerged body of the double-sheet body are both arranged into a V-shaped structure, so that the ship body obtains proper stable force in the sailing process; the first anti-rolling bilge keel is arranged on one side, away from the second submerged body, of the first submerged body, the second anti-rolling bilge keel is arranged on one side, away from the first submerged body, of the second submerged body, the first anti-rolling bilge keel and the second anti-rolling bilge keel are located at the same height and are bilaterally symmetrical relative to the ship body, more ship body parts are immersed into water along with the pitching and rolling of the ship, the comprehensive reaction force of the first anti-rolling bilge keel and the second anti-rolling bilge keel forces the ship body to be rightly and vertically erected, the wind and wave resistance is high, and the wave resistance, the navigability and the riding comfort of the ship are improved.
According to the deep V-break angle semi-small waterplane catamaran, more hull parts are immersed into water along with the pitching and rolling of the ship, the comprehensive reaction force of the first anti-rolling bilge keel and the second anti-rolling bilge keel forces the hull to be righted and upright, the wind and wave resistance is high, and the wave resistance, the navigability and the driving comfort of the ship are improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.
FIG. 1 is a schematic view of a hull of an embodiment of the invention from a first perspective;
FIG. 2 is a schematic view of a first perspective of a hull in an embodiment of the invention;
FIG. 3 is an elevation view of a hull in an embodiment of the invention;
FIG. 4 is a left side view of the hull of the embodiment of the present invention;
fig. 5 is a top view of a hull in an embodiment of the invention.
Reference numerals:
1. a double-sheet body; 2. a first stabilizing bilge keel; 3. a second stabilizing bilge keel; 4. a first solid wood structure; 5. a second solid wood structure; 6. protecting the space;
11. a first submersible body; 12. a second submerged body; 13. a bow portion; 131. a front deck face; 14. a stern part; 141. a rear deck surface; 15. the screw tunnel.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that are conventionally placed when the products of the present invention are used, and are used only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements to be referred to must have specific orientations, be constructed in specific orientations, and operate, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; either mechanically or electrically. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In order to meet the use requirements of coastal and offshore water areas under the sea condition, on the premise of maintaining better rapidity, the ship also needs to have better wind and wave resistance and passenger comfort, reduce the seasickness rate of passengers, simultaneously have certain beach capacity to consider the use of near-shore shoals, and have the feasibility of a construction process. The present embodiment provides a ship hull, and details of the present embodiment are described in detail below with reference to fig. 1 to 5.
As shown in fig. 1 to 3, the hull of the present embodiment includes a double-body 1, a first turn-reducing bilge keel 2, a second turn-reducing bilge keel 3, a first solid wood structure 4 and a second solid wood structure 5.
The biplate 1 includes a first submerged body 11 and a second submerged body 12, and the longitudinal cross-sectional shapes of the first submerged body 11 and the second submerged body 12 are deep V-shaped structures 7. A first stabilization bilge keel 2 is convexly arranged on one side of the first submersible body 11 far away from the second submersible body 12, and the first stabilization bilge keel 2 extends along the length direction of the first submersible body 11. A second stabilization bilge keel 3 is convexly arranged on one side of the second submersible body 12 far away from the first submersible body 11, and the second stabilization bilge keel 3 extends along the length direction of the second submersible body 12. The first anti-rolling bilge keel 2 and the second anti-rolling bilge keel 3 are positioned at the same height and are symmetrical left and right relative to the ship body. Namely, the first and second bilge keels 2 and 3 are provided outside the hull.
In short, the ship provided by the invention has the advantages that the first submerged body 11 and the second submerged body 12 of the double-piece body 1 are arranged into the V-shaped structure 7, and the ship body obtains proper stabilizing force during sailing; the first anti-rolling bilge keel 2 is arranged on one side, away from the second submersible body 12, of the first submersible body 11, the second anti-rolling bilge keel 3 is arranged on one side, away from the first submersible body 11, of the second submersible body 12, the first anti-rolling bilge keel 2 and the second anti-rolling bilge keel 3 are located at the same height and are bilaterally symmetrical relative to the ship body, more ship body parts are immersed into water along with the pitching and rolling of the ship, the comprehensive reaction force of the first anti-rolling bilge keel 2 and the second anti-rolling bilge keel 3 forces the ship body to be upright, the wind and wave resistance is high, and the wave resistance, the navigability and the driving comfort of the ship are improved. Particularly, when the ship is parked and takes a rest at night, the ship gives more stable riding and resting experience to crews and passengers.
Further, as shown in fig. 1 and 3, a first stabilization bilge keel 2 is also provided on a side of the first submersible body 11 close to the second submersible body 12, and a second stabilization bilge keel 3 is also provided on a side of the second submersible body 12 close to the first submersible body 11, that is, in this case, the first stabilization bilge keel 2 is provided on both the inside and outside of the first submersible body 11, and the second stabilization bilge keel 3 is provided on both the inside and outside of the second submersible body 12. The inner sides and the outer sides of the first submerged body 11 and the second submerged body 12 are both provided with anti-rolling bilge keels, so that the comprehensive reaction force is further increased, and the wave resistance and the driving comfort of the ship body are improved.
Specifically, the first and second bilge keels 2 and 3 are located at the middle-aft portion of the entire hull.
Further, the first and second bilge keels 2 and 3 are both of a dog-bone structure. Specifically, the first and second stabilization bilge keels 2 and 3 are long-strip plate-shaped structures, the first stabilization bilge keel 2 is arranged at an included angle with the surface of the first submersible body 11, and the second stabilization bilge keel 3 is arranged at an included angle with the surface of the first submersible body 11.
In other embodiments, the first and second bilge keels 2 and 3 are both arc-shaped. The circular arc structure herein includes a circle or an ellipse.
Further, as shown in fig. 1 and 3, the bottom of the first submersible body 11 is provided with a first solid wood structure 4, and the first solid wood structure 4 extends in the length direction of the first submersible body 11. The bottom of the second submersible body 12 is provided with a second solid wood structure 5, the second solid wood structure 5 extending in the length direction of the second submersible body 12. A protective space 6 of the propeller is formed between the first stiff wood structure 4 and the second stiff wood structure 5, and when the tide is reduced, the ship body has the soft beach setting capability, so that the propeller and rudder blades are protected. Specifically, the first solid wood structure 4 is recessed towards the direction away from the second solid wood structure 5, and the second solid wood structure 5 is recessed towards the direction away from the first solid wood structure 4, so that the space area of the protection space 6 is further increased, and the collision between the propeller and the rudder blade and the solid wood structure is reduced.
Further, as shown in fig. 1 and 2, the biplate 1 further includes a bow portion 13 and a stern portion 14, and a front end surface of the bow portion 13 is disposed at a right angle to the front deck surface 131. The bow is rectilinear, and the design waterline that lengthens reduces waterline face angle of entry, and the wave making resistance in the high-speed navigation of boats and ships reduces, vertical volume increase, and buoyancy reserve distributes more rationally, and the attitude is more steady. The front part of the bow part 13 of the ship adopts a small water plane design, so that the resistance of the ship is reduced, the speed is increased, the oil consumption is reduced, the economy of the ship is improved, and the service life of a main engine is prolonged.
Further, as shown in fig. 2 and 4, the height of the front deck surface 131 is greater than the height of the rear deck surface 141. The front deck surface 131 of the bow part 13 is raised, the impact of waves on the bottom of the connecting bridge is reduced, and the capability of safely propping against a fan foundation pile under the condition of 2.5m sea waves is achieved.
Further, as shown in fig. 5, the stern 14 has a square structure, and buoyancy and displacement under the waterline are increased, so that the heave and roll degrees of the ship are reduced, better wave resistance is obtained, and the comfort of passengers is improved. Specifically, as shown in fig. 1, the rear deck surface 141 is square, and the rear end surface of the stern portion 14 is disposed at a right angle to the rear deck surface 141.
Further, as shown in fig. 3, a propeller tunnel 15 is arranged at the bottom of the double-sheet body 1, and seawater can flow from the bow 13 to the stern 14 through the propeller tunnel 15, so that the influence of the hull on the propeller efficiency is reduced to the maximum extent, the ship resistance is reduced, the speed is increased, the oil consumption is reduced, and the ship economy is improved. Particularly, the ship body is coated with antirust paint, so that the service life is prolonged.
The embodiment also provides a deep V-break semi-small waterplane catamaran, which comprises the operation and maintenance equipment and the above-mentioned hull, wherein the operation and maintenance equipment is arranged on the hull.
The deep-V-fold-angle semi-small waterplane catamaran in the embodiment is not limited to a maintenance ship, and the protection range of the catamaran type can also comprise various high-wave-resistance catamaran types, such as rescue ships, fire-fighting ships, measuring ships, wind power maintenance ships, offshore supply ships, pilot ships and other workboats, and passenger ferries such as pleasure boats, passenger ships and crew transport ships.
The working principle of the ship body in the embodiment is as follows: the ship is a deep V-folded angle ship, the ship can obtain stable force and minimum swing during navigation, a small half waterplane design is adopted at the front part of the bow part 13 of the ship, anti-swing bilge keels are arranged on the inner side and the outer side of the tail part 14 of the ship, more and more ships and accessories are immersed in the water along with the pitching and rolling of the ship, the comprehensive reaction force of the ship is used for forcing the ship to be righted and upright, and the ship has excellent wave resistance in a high-speed and low-speed abutting state.
It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.
Claims (10)
1. A ship hull, comprising:
the double-sheet body (1) comprises a first submerged body (11) and a second submerged body (12), and the longitudinal cross-sectional shapes of the bottoms of the first submerged body (11) and the second submerged body (12) are both V-shaped structures (7);
the first stabilizing bilge keel (2) is convexly arranged on one side, away from the second submerged body (12), of the first submerged body (11), and the first stabilizing bilge keel (2) extends along the length direction of the first submerged body (11);
the second stabilizing bilge keel (3) is convexly arranged on one side, away from the first submerged body (11), of the second submerged body (12), and the second stabilizing bilge keel (3) extends along the length direction of the second submerged body (12);
the first anti-rolling bilge keels (2) and the second anti-rolling bilge keels (3) are located at the same height and are bilaterally symmetrical relative to the ship body.
2. The hull according to claim 1, characterised in that the side of said first submerged body (11) close to said second submerged body (12) is also provided with said first turn-reducing bilge keel (2) and the side of said second submerged body (12) close to said first submerged body (11) is also provided with said second turn-reducing bilge keel (3).
3. The hull according to claim 2, characterized in that said first (2) and said second (3) bilge keels are both of folded-angle configuration.
4. The hull according to claim 2, characterized in that said first (2) and said second (3) bilge keels are both of rounded configuration.
5. The hull according to claim 1,
the bottom of the first submerged body (11) is provided with a first solid wood structure (4), and the first solid wood structure (4) extends along the length direction of the first submerged body (11);
the bottom of the second submerged body (12) is provided with a second solid wood structure (5), and the second solid wood structure (5) extends along the length direction of the second submerged body (12);
the first solid wood structure (4) and the second solid wood structure (5) form a protective space (6) of the propeller.
6. The hull according to claim 1, characterized in that said twin sheet (1) further comprises a bow portion (13) and a stern portion (14), the front end face of said bow portion (13) being arranged at right angles to the front deck surface (131).
7. The hull according to claim 6, characterized in that the height of said forward deck surface (131) is greater than the height of the aft deck surface (141).
8. The hull according to claim 6, characterized in that said stern (14) is of square construction.
9. The hull according to claim 6, characterized in that the bottom of the twin hull (1) is provided with propeller tunnels (15), through which propeller tunnels (15) sea water can flow from the bow (13) to the stern (14).
10. A deep V-break semi-small waterplane catamaran comprising the hull of any one of claims 1 to 9 and service equipment disposed on the hull.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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CN202111112664.3A CN113734349A (en) | 2021-09-18 | 2021-09-18 | Catamaran with hull and deep V-fold angle semi-small waterplane area |
CN202222431263.0U CN219077412U (en) | 2021-09-18 | 2022-09-14 | Ship body and deep V-shaped folded angle half-small waterplane double-body ship |
CN202211115239.4A CN115503869A (en) | 2021-09-18 | 2022-09-14 | Catamaran with hull and deep V-fold angle semi-small waterplane area |
Applications Claiming Priority (1)
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CN202111112664.3A CN113734349A (en) | 2021-09-18 | 2021-09-18 | Catamaran with hull and deep V-fold angle semi-small waterplane area |
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CN113734349A true CN113734349A (en) | 2021-12-03 |
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CN202111112664.3A Pending CN113734349A (en) | 2021-09-18 | 2021-09-18 | Catamaran with hull and deep V-fold angle semi-small waterplane area |
CN202211115239.4A Pending CN115503869A (en) | 2021-09-18 | 2022-09-14 | Catamaran with hull and deep V-fold angle semi-small waterplane area |
CN202222431263.0U Active CN219077412U (en) | 2021-09-18 | 2022-09-14 | Ship body and deep V-shaped folded angle half-small waterplane double-body ship |
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CN202211115239.4A Pending CN115503869A (en) | 2021-09-18 | 2022-09-14 | Catamaran with hull and deep V-fold angle semi-small waterplane area |
CN202222431263.0U Active CN219077412U (en) | 2021-09-18 | 2022-09-14 | Ship body and deep V-shaped folded angle half-small waterplane double-body ship |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114275093A (en) * | 2022-01-21 | 2022-04-05 | 广州海荣实业有限公司 | Semi-small waterplane twin-hull ship type |
CN114906290A (en) * | 2022-06-18 | 2022-08-16 | 广东中威复合材料有限公司 | Ferry with energy-saving ship body line structure and collision risk evaluation system thereof |
CN115258068A (en) * | 2022-08-29 | 2022-11-01 | 三峡新能源海上风电运维江苏有限公司 | Composite double-body wind power operation and maintenance ship |
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2021
- 2021-09-18 CN CN202111112664.3A patent/CN113734349A/en active Pending
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2022
- 2022-09-14 CN CN202211115239.4A patent/CN115503869A/en active Pending
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CN114275093A (en) * | 2022-01-21 | 2022-04-05 | 广州海荣实业有限公司 | Semi-small waterplane twin-hull ship type |
CN114275093B (en) * | 2022-01-21 | 2024-04-19 | 广州海荣实业有限公司 | Half-small waterplane catamaran type |
CN114906290A (en) * | 2022-06-18 | 2022-08-16 | 广东中威复合材料有限公司 | Ferry with energy-saving ship body line structure and collision risk evaluation system thereof |
CN115258068A (en) * | 2022-08-29 | 2022-11-01 | 三峡新能源海上风电运维江苏有限公司 | Composite double-body wind power operation and maintenance ship |
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