CN113335462B

CN113335462B - Cultivation ship

Info

Publication number: CN113335462B
Application number: CN202110814952.7A
Authority: CN
Inventors: 陈灏; 蔡睿眸
Original assignee: Guangzhou Shipyard International Co Ltd
Current assignee: Guangzhou Shipyard International Co Ltd
Priority date: 2021-07-19
Filing date: 2021-07-19
Publication date: 2023-07-14
Anticipated expiration: 2041-07-19
Also published as: CN113335462A

Abstract

The invention relates to the technical field of ships, in particular to a culture ship, which comprises a ship body, wherein the ship body is made of a hollow truss structure, a culture cavity is formed by surrounding the truss structure, and a plurality of culture cabins are distributed in the culture cavity; the main deck is fixedly arranged on the upper end face of the ship body and is communicated with the culture cabin; the superstructure is fixedly arranged on the main deck; and the propulsion system is arranged on the ship body and is used for pushing the ship body to move. The invention can accelerate the exchange efficiency of the seawater in the culture cabin and the external seawater, thereby ensuring the survival rate of the fish products and improving the culture density.

Description

Cultivation ship

Technical Field

The invention relates to the technical field of ships, in particular to a breeding ship.

Background

With the improvement of the living standard of people, the higher the nutrition pursuit of people for food is, the corresponding demand for fish products in living diets is gradually increasing. In order to improve the types and the quantity of fish products, the market at present starts manual large-scale cultivation. The mode of mariculture gradually appears in the market at present, adopts mariculture, intelligent management and control, and mode that breeds in batches, periodic harvest can guarantee stable fishery product supply, is convenient for the fisher moreover catch.

A common cultivation mode for mariculture is that the mariculture is carried out in a box-shaped structure similar to that of an offshore oil platform. The fish products are cultivated by the cultivation ship, so that the transportation is convenient, and the freshness of the fish products is ensured. However, the existing culture ship needs to be provided with holes on the side surface and/or the bottom of the culture cabin to ensure that the seawater in the culture cabin can exchange with the external seawater, so that the oxygen content of the seawater is ensured, and meanwhile, the content of bacteria in the culture cabin can be reduced by exchanging the seawater, so that the health of the fishing products is ensured. However, the holes are only formed on the side surface and/or the bottom of the culture cabin, so that the effective sea water exchange is not performed, the fishery products are easy to die due to hypoxia or bacterial infection, and the culture density cannot be improved.

Therefore, there is a need for a farming vessel to solve the above-mentioned technical problems.

Disclosure of Invention

The invention aims to provide a culture ship which can accelerate the exchange efficiency of seawater in a culture cabin and external seawater, thereby ensuring the survival rate of fish products and improving the culture density.

To achieve the purpose, the invention adopts the following technical scheme:

a culture vessel, comprising:

the ship body is made of a hollow truss structure, a culture cavity is formed by surrounding the truss structure, and a plurality of culture cabins are distributed in the culture cavity;

the main deck is fixedly arranged on the upper end face of the ship body and is communicated with the culture cabin;

the superstructure is fixedly arranged on the main deck;

the propulsion system is arranged on the ship body and used for pushing the ship body to move;

the ship body comprises a ship body, a bow structure and a stern structure, the bow structure and the stern structure are respectively fixed at two opposite ends of the ship body, the propulsion system is arranged on the stern structure, and the ship body, the bow structure and the stern structure are enclosed to form the culture cavity;

the ship body comprises a body bottom hollow truss and two body side hollow trusses, wherein the body bottom hollow truss is arranged in parallel with a horizontal plane, and the two body side hollow trusses are arranged at two sides of the body bottom hollow truss in parallel at intervals;

the stern structure comprises a stern bottom hollow truss and two stern side hollow trusses, wherein the stern bottom hollow truss is arranged in parallel with a horizontal plane and connected with the body bottom hollow truss, the two stern side hollow trusses are arranged on two sides of the stern bottom hollow truss, one ends of the two stern side hollow trusses are connected with each other, and the other ends of the two stern side hollow trusses are connected with the body side hollow trusses;

one end of each of the two hollow trusses on the stern side is concavely arranged towards the direction of the ship body, and the propulsion system is arranged between the two hollow trusses on the stern side.

Further, the bow structure comprises a bow bottom hollow truss and two bow side hollow trusses, wherein the bow bottom hollow trusses are arranged in parallel with a horizontal plane and are connected with the body bottom hollow trusses, the two bow side hollow trusses are arranged on two sides of the bow bottom hollow trusses, one ends of the two bow side hollow trusses are connected with each other, and the other ends of the two bow side hollow trusses are connected with the body side hollow trusses.

Further, the bow structure is of a triangular structure.

Further, a bow deck is arranged above the bow structure, the bow deck extends out relative to the bow side hollow truss, an anchor chain device is arranged on the bow deck, and the anchor chain device is used for fixing the position of the culture vessel in the sea.

Further, a plurality of openings are formed in the main deck, and the openings are respectively communicated with the hull body, the bow structure and the stern structure.

Further, a power nacelle is also included, the power nacelle being disposed in the superstructure, the power nacelle being electrically connected with the propulsion system.

The invention has the beneficial effects that:

the invention provides a breeding ship, which comprises a ship body, a main deck, a superstructure and a propulsion system. Wherein the hull is made of a hollow truss structure. On one hand, because the truss structure is hollow structure, the buoyancy of the hull can be increased, the floating of the culture ship on the sea surface is ensured, on the other hand, the truss structure is adopted to realize the circulation of all-dimensional seawater, thereby ensuring that the seawater is very smoothly exchanged with the seawater in the culture cabin, accelerating the exchange efficiency of the seawater in the culture cabin and the external seawater, thereby improving the oxygen content of the seawater in the culture cabin, reducing the number of bacteria in the culture cabin and ensuring the survival rate of the fish products. The truss structure is adopted to remove unnecessary partition structures, so that the volume of the culture cabin is increased, and the culture density is improved. Through with main deck and breed cabin intercommunication, be convenient for the throwing of fodder and fishing products's fishing. The navigation of the culture ship can be realized by arranging the propulsion system, and the transportation of fish products is convenient.

Drawings

FIG. 1 is a side view of a farming vessel according to the present invention;

FIG. 2 is a top view of a farmed boat according to the present invention with the superstructure removed;

FIG. 3 is a top view of a farmed vessel of the present invention with the main deck removed.

In the figure:

1. a hull; 11. a hull body; 111. a hollow truss at the bottom of the body; 112. hollow truss of side part of the body; 12. a bow structure; 121. a hollow truss at the bottom of the bow; 122. a hollow truss on the side part of the bow; 13. a stern structure; 131. a hollow truss at the bottom of the stern; 132. a hollow truss on the side of the stern; 2. a main deck; 21. an opening; 3. an upper building; 31. a power cabin; 4. a propulsion system; 5. a bow deck.

Detailed Description

The technical scheme of the invention is further described below with reference to the attached drawings and the embodiments. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the drawings related to the present invention are shown.

In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixed or removable, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

In the present invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In order to accelerate the exchange efficiency of the seawater in the culture cabin and the external seawater, thereby ensuring the survival rate of the fish products and improving the culture density, the invention provides a culture ship as shown in figures 1-3. The present culture vessel includes: a hull 1, a main deck 2, a superstructure 3 and a propulsion system 4.

The boat body 1 is made of a hollow truss structure, a culture cavity is formed by surrounding the truss structure, a plurality of culture cabins are arranged in the culture cavity, and fishing products are fed into the culture cabins through net bags; the main deck 2 is fixedly arranged on the upper end surface of the ship body 1, and the main deck 2 is communicated with the culture cabin; the superstructure 3 is fixedly arranged on the main deck 2; a propulsion system 4 is provided on the hull 1 for propelling the hull 1 in motion.

On the one hand, because the truss structure is hollow structure, the buoyancy of the hull 1 can be increased, the floating of the cultivation ship on the sea surface is ensured, on the other hand, the truss structure is adopted, the circulation of the omnibearing sea water can be realized, so that the sea water can be ensured to be exchanged with the sea water in the cultivation cabin very smoothly, the exchange efficiency of the sea water in the cultivation cabin and the outside sea water is accelerated, the oxygen content of the sea water in the cultivation cabin can be improved, the quantity of bacteria in the cultivation cabin can be reduced, and the survival rate of the fishing products is ensured. The truss structure is adopted to remove unnecessary partition structures, so that the volume of the culture cabin is increased, and the culture density is improved. By communicating the main deck 2 with the culture cabin, the feed throwing and fishing of the fishing products are facilitated. The propulsion system 4 can realize navigation of the culturing ship, and is convenient for transportation of fish products.

In the existing net cage culture technology, the net cage is usually used for offshore culture, and the net cage cannot move, so that the problems of pollution of nearby water areas, low oxygen content, high parasite content and the like exist after the fish product is cultured for a period of time. Compared with the existing net cage culture technology, the culture ship can move according to the needs of users due to the propulsion system 4, so that a better living environment is provided for the fishery products. Specifically, the fish products can sail to corresponding water areas according to the requirements of the cultured fish products on temperature and salinity, so that the smooth growth of the fish products is ensured, the economic benefits of farmers are ensured, and the microorganisms in the sea can provide baits for the fish products.

Further, the hull 1 comprises a hull body 11, a bow structure 12 and a stern structure 13, the bow structure 12 and the stern structure 13 are respectively fixed at two opposite ends of the hull body 11, the propulsion system 4 is arranged on the stern structure 13, and the hull body 11, the bow structure 12 and the stern structure 13 are enclosed to form a culture cavity. In this embodiment, the hull body 11, the bow structure 12 and the stern structure 13 may each have a culture tank disposed therein, thereby increasing the density of culture.

Further, the hull body 11 includes a body bottom hollow truss 111 and two body side hollow trusses 112, the body bottom hollow truss 111 is disposed parallel to the horizontal plane, and the two body side hollow trusses 112 are disposed at parallel intervals on both sides of the body bottom hollow truss 111. Through the arrangement, the side surface and the bottom surface of the ship body 11 can exchange seawater, so that the resistance of seawater exchange is greatly reduced, and the buoyancy of the ship body 1 is ensured by adopting a hollow truss structure. In the process of working the hull body 11, even if the rod of one truss is broken, the buoyancy of the whole hull 1 is not influenced, and the safety of the culture ship in sea is ensured.

Further, the bow structure 12 includes a bow bottom hollow truss 121 and two bow side hollow trusses 122, the bow bottom hollow truss 121 is disposed parallel to the horizontal plane and connected to the body bottom hollow truss 111, the two bow side hollow trusses 122 are disposed on two sides of the bow bottom hollow truss 121, one ends of the two bow side hollow trusses 122 are connected to each other, and the other ends are connected to the body side hollow trusses 112. The truss structure is adopted by the bow structure 12, so that the bow of the cultivation ship can be provided with cultivation cabins, moreover, the truss structure is adopted by the bow structure 12, seawater can be ensured to enter the cultivation cabins rapidly through the bow, and the circulation of the seawater is improved. In the advancing direction of the cultivation ship, as the bow structure 12 is of an open structure, the pressure of the front flow field is far larger than that of the side face, the water inlet speed is high, and the efficiency of replacing the water body by the cultivation cabin is high.

Further, the bow structure 12 has a triangular structure. The resistance of the culture ship in the sea can be reduced by adopting the triangular structure, and the sailing speed of the culture ship is ensured. In the prior art, a watertight anti-collision bulkhead is arranged on a bow of a ship, and the use of the bulkhead is limited in a region surrounded by the bulkhead, so that the ship is not allowed to be loaded, occupied and the like. However, in the application, the segmented watertight tubular truss structure is adopted to enclose the bow area, so that the breeding ship is ensured to have enough anti-collision capability, and the segmented watertight truss structure ensures that the buoyancy loss is limited to the damaged part which is collided.

Further, a bow deck 5 is arranged above the bow structure 12, the bow deck 5 extends out relative to the bow side hollow truss 122, and an anchor chain device is arranged on the bow deck 5 and used for fixing the position of the culture vessel in the sea. By providing a hawser device, temporary stopping of the vessel in the sea can be performed as desired. Specifically, the anchor chain device is the prior art, and will not be described in detail herein.

Further, the stern structure 13 includes a stern bottom hollow truss 131 and two stern side hollow trusses 132, the stern bottom hollow truss 131 is disposed parallel to the horizontal plane and connected to the body bottom hollow truss 111, the two stern side hollow trusses 132 are disposed on both sides of the stern bottom hollow truss 131, one ends of the two stern side hollow trusses 132 are connected to each other, and the other ends are connected to the body side hollow trusses 112. By designing the stern structure 13 to be a truss structure, a culture cabin can be arranged in the stern structure 13, so that a culture space is further increased, and a fish product culture rate of a culture ship is improved.

Further, one end of the two stern-side hollow trusses 132 connected to each other is concavely provided toward the hull body 11, and the propulsion system 4 is provided between the two stern-side hollow trusses 132. In the prior art, the stern of the plate-type culture ship adopts a closed structure to ensure that the ship body has enough buoyancy. However, this closed structure may obstruct the flow of seawater during the sailing of the ship, thereby causing a decrease in the efficiency of replacement of seawater in the culture tanks. In this embodiment, however, this problem is well addressed by designing the stern section to be open.

The propeller of the propulsion system 4 works to generate a negative pressure area to generate a suction effect on the water body of the culture cabin, and a flow field which efficiently passes through the culture cabin and flows from front to back is naturally formed, so that an efficient seawater replacement mode is formed, the oxygen content of seawater in the culture cabin is ensured, bacteria and parasites in the culture cabin are conveniently taken away, and healthy growth of fishing products is ensured. The propulsion system 4 in this embodiment plays the power effect on the one hand, and on the other hand is equivalent to a large-scale suction pump, guarantees to form smoothly through the flow field of preceding backward flow of breeding the cabin, avoids current board-like breed ship to adopt many suction pumps to breed the cabin and carry out the form of displacement with external sea water to need not to use the suction pump, reduced manufacturing cost, reduced the loss of electric energy simultaneously.

One end of each of the two hollow trusses 132 on the stern side is concavely provided with a space for installing the propulsion system 4 towards the direction of the ship body 11, and simultaneously, the propeller of the propulsion system 4 is far away from the breeding cabin, so that the phenomenon that the propeller and the net bag in the breeding cabin are intertwined together in an interference manner and even the net bag breaks the fish products and runs off is prevented.

Further, the main deck 2 is provided with a plurality of openings 21, and the plurality of openings 21 are respectively communicated with the hull body 11, the bow structure 12 and the stern structure 13. The provision of a plurality of openings 21 facilitates the feeding of fodder and raising of seedlings, and facilitates the salvaging of the fish products.

Further, the present culture vessel further comprises a power nacelle 31, the power nacelle 31 being arranged in the superstructure 3, the power nacelle 31 being electrically connected with the propulsion system 4. Since the hull 1 is of truss structure, the power cabin 31 is arranged in the superstructure 3, so that occupation of the power cabin 31 to the space of the hull 1 is eliminated, the volume of the culture cavity is further increased, the culture density is improved, and since the power cabin 31 is not blocked, the incoming flow of seawater is very uniform from the open bow structure 12 to the stern structure 13, the propeller efficiency is greatly improved, and the suction efficiency and the water replacement efficiency are also greatly increased.

It is to be understood that the above examples of the present invention are provided for clarity of illustration only and are not limiting of the embodiments of the present invention. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the invention are desired to be protected by the following claims.

Claims

1. A farming vessel, comprising:

the ship comprises a ship body (1), wherein the ship body (1) is made of a hollow truss structure, a culture cavity is formed by surrounding the truss structure, and a plurality of culture cabins are arranged in the culture cavity;

the main deck (2) is fixedly arranged on the upper end face of the ship body (1), and the main deck (2) is communicated with the culture cabin;

the superstructure (3) is fixedly arranged on the main deck (2);

a propulsion system (4) arranged on the ship body (1) and used for pushing the ship body (1) to move;

the ship body (1) comprises a ship body (11), a bow structure (12) and a stern structure (13), wherein the bow structure (12) and the stern structure (13) are respectively fixed at two opposite ends of the ship body (11), the propulsion system (4) is arranged on the stern structure (13), and the ship body (11), the bow structure (12) and the stern structure (13) are enclosed to form the culture cavity;

the ship body (11) comprises a body bottom hollow truss (111) and two body side hollow trusses (112), wherein the body bottom hollow truss (111) is arranged in parallel with a horizontal plane, and the two body side hollow trusses (112) are arranged at two sides of the body bottom hollow truss (111) in parallel at intervals;

the stern structure (13) comprises a stern bottom hollow truss (131) and two stern side hollow trusses (132), wherein the stern bottom hollow truss (131) is arranged in parallel with a horizontal plane and is connected with the body bottom hollow truss (111), the two stern side hollow trusses (132) are arranged on two sides of the stern bottom hollow truss (131), one ends of the two stern side hollow trusses (132) are connected with each other, and the other ends of the two stern side hollow trusses are connected with the body side hollow trusses (112);

one end of each of the two stern-side hollow trusses (132) connected with each other is concavely arranged in the direction of the ship body (11), and the propulsion system (4) is arranged between the two stern-side hollow trusses (132).

2. A farming vessel according to claim 1, wherein the bow structure (12) comprises a bow bottom hollow truss (121) and two bow side hollow trusses (122), the bow bottom hollow trusses (121) are arranged parallel to the horizontal plane and connected with the body bottom hollow trusses (111), the two bow side hollow trusses (122) are arranged on both sides of the bow bottom hollow trusses (121), one ends of the two bow side hollow trusses (122) are connected with each other, and the other ends are connected with the body side hollow trusses (112).

3. A culture vessel according to claim 2, characterized in that the bow structure (12) has a triangular structure.

4. A farming vessel according to claim 2, wherein a bow deck (5) is arranged above the bow structure (12), the bow deck (5) extending in relation to the bow side hollow truss (122), and wherein the bow deck (5) is provided with anchor chain means for fixing the position of the farming vessel in the sea.

5. A farming vessel according to claim 1, wherein the main deck (2) is provided with a plurality of openings (21), a plurality of said openings (21) being in communication with the hull body (11), the bow structure (12) and the stern structure (13), respectively.

6. A farmed vessel according to claim 1, further comprising a power nacelle (31), the power nacelle (31) being arranged in the superstructure (3), the power nacelle (31) being electrically connected with the propulsion system (4).