CN112772502A - Multifunctional mother ship for transferring aquaculture net cages - Google Patents
Multifunctional mother ship for transferring aquaculture net cages Download PDFInfo
- Publication number
- CN112772502A CN112772502A CN202110211146.0A CN202110211146A CN112772502A CN 112772502 A CN112772502 A CN 112772502A CN 202110211146 A CN202110211146 A CN 202110211146A CN 112772502 A CN112772502 A CN 112772502A
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- aquaculture net
- transferring
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- loading
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- 238000009360 aquaculture Methods 0.000 title claims abstract description 38
- 244000144974 aquaculture Species 0.000 title claims abstract description 38
- 230000007704 transition Effects 0.000 claims abstract description 15
- 230000003247 decreasing effect Effects 0.000 claims abstract description 4
- 238000005192 partition Methods 0.000 claims description 13
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 9
- 229910052760 oxygen Inorganic materials 0.000 claims description 9
- 239000001301 oxygen Substances 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 241000251468 Actinopterygii Species 0.000 abstract description 16
- 230000010485 coping Effects 0.000 abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- 238000000034 method Methods 0.000 description 7
- 238000006213 oxygenation reaction Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 208000035240 Disease Resistance Diseases 0.000 description 1
- 241000238631 Hexapoda Species 0.000 description 1
- 241000607479 Yersinia pestis Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 235000013372 meat Nutrition 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000010076 replication Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
- A01K61/60—Floating cultivation devices, e.g. rafts or floating fish-farms
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
- A01K63/04—Arrangements for treating water specially adapted to receptacles for live fish
- A01K63/042—Introducing gases into the water, e.g. aerators, air pumps
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Zoology (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
The invention relates to a multipurpose mother ship for transferring a culture net cage, wherein a winch is arranged on one of a left side and a right side enclosure, and a twisted rope can transversely extend out and is connected with a hanging opening; the other one of the left and right side fencing is a liftable fencing which can be contracted downwards below a loading platform of the semi-submersible ship; the semi-submersible hull has three drafts of a loading and unloading operation draft plane, a transition draft plane and a non-loading design draft plane with the drafts decreasing, the loading and unloading operation draft plane is lower than the surrounding and shielding platform provided with the winch, and the non-loading design draft plane is lower than the loading platform of the semi-submersible. The semi-submersible ship is used as a mother ship for transferring the aquaculture net cages to a suitable sea area for aquaculture, and the disadvantage of a traditional passive coping mode can be greatly avoided. In addition, when the mother ship for transferring the aquaculture net cages to the field does not carry out transferring operation, the mother ship can be used as a live fish or cargo transport ship, and the comprehensive utilization rate of the equipment is greatly improved.
Description
Technical Field
The invention relates to a mother ship of a culture net cage, in particular to a multipurpose mother ship for transferring the culture net cage, and belongs to the technical field of ocean engineering equipment.
Background
The marine fishes are fresh and tender in meat quality, rich in protein and high in economic value, but are easily affected by external environments such as water temperature, water quality, wind waves and the like to form stress, so that the disease resistance of the marine fishes is weakened, and the marine fishes are easy to die.
Marine fishes breed and breed in the frame type net cages, and the net cages are generally fixed in a certain sea area. If the hydrological environment of the sea area changes, for example, typhoon comes, the traditional method is to sink the net cage to avoid the platform, but the method is difficult to completely avoid the damage of the typhoon to the box body structure; moreover, as the water quality changes, the fish often suffer from diseases and insect pests, and the effect is relatively limited only by adding the medicine. Therefore, the frame type cage culture fish has high requirements on the hydrological environment, and once the water area environment changes, most of the traditional technical means are still limited in the local area and are passively responded, so that fishery loss is difficult to avoid.
Disclosure of Invention
The invention aims to provide a multipurpose mother ship for transferring aquaculture net cages to a field, and aims to solve the problem that fishery loss is caused by passive response to changes of water area environments in the prior art.
The invention adopts the following technical scheme:
a multi-purpose mother ship for transferring aquaculture net cages to a field comprises a semi-submersible ship body 1 with a left side and a right side enclosure, and an aquaculture net cage 2 with at least one pair of hanging openings 21; one of the left and right side fencing shields is provided with a winch 15 which can transversely extend out of a twisted rope and is connected with the hanging opening 21; the other one of the left and right side fencing is a liftable fencing which can be contracted downwards below a loading platform of the semi-submersible ship; the semi-submersible hull 1 is provided with three depth designs of a loading and unloading operation draft plane, a transition draft plane and a non-loading design draft plane with the draft depth decreasing, wherein the loading and unloading operation draft plane is lower than the winch 15, and the non-loading design draft plane is lower than the semi-submersible loading platform.
Preferably, one of the port and starboard enclosures is provided with an upwardly convex enclosure platform for carrying the winch 15, and the rest of the enclosure platform is flush with and lower than the platform, and each platform corresponds to the position of one aquaculture net cage 2.
Preferably, the pair of hanging openings 21 are respectively arranged at two sides of the upper part of the aquaculture net cage 2 and respectively connected with one end of the twisted rope.
Further, the liftable enclosure is still lower than the enclosure platform where the winch 15 is located when the liftable enclosure is lifted upwards.
Preferably, the semi-submersible hull 1 is self-sailing.
Preferably, the upper part of the port and starboard side enclosing cover is open.
Preferably, partition plates 13 are arranged at the front and the rear of the aquaculture net cage 2, the partition plates 13 are of steel frame type structures, walkways are arranged at the upper parts, mooring rope locking devices 131 are arranged at the front and the rear parts, and oxygenation pipe piping and an oxygenation pump are arranged at the lower parts and used for supplying oxygen to the interior of the net cage.
Furthermore, the height of the left and right side fencing is 1/3-1/2 of the depth of the aquaculture net cage 2.
The invention has the beneficial effects that:
1) the traditional passive coping mode for solving the problems caused by the environmental change of the water area in the fixed sea area is broken through. The semi-submersible ship is used as a mother ship for transferring the culture net cages, and the mother ship for transferring the culture net cages is used for transferring the frame-type net cages to a proper sea area for culture, so that the defect of a traditional passive coping mode can be greatly avoided.
2) The multi-set net cages can be continuously transferred for many times according to the size of the frame type net cages, so that the construction cost of a large marine ranch is reduced to the maximum extent, the large marine ranch can be popularized and copied, and better economic benefit and social benefit can be realized.
3) The semi-submersible vessel can also be used as a live fish or cargo transport vessel when the transfer operation is not performed. The ship is multipurpose, the operation cost of the equipment is reduced, the comprehensive utilization rate of the equipment is improved, and ocean resources are utilized more fully and efficiently.
4) The buoyancy of the aquaculture net cage in water is utilized, when the aquaculture net cage is in a suspension state, the aquaculture net cage is transversely pulled into the main deck from one side of the descending enclosure through a winch, and the side enclosure rises after the aquaculture net cage is loaded. Is particularly suitable for the transition of the culture net cage.
Drawings
Fig. 1 is a side view of the multipurpose aquaculture net cage transition mother ship of the present invention.
Fig. 2 is a top view of the multipurpose aquaculture net cage transition mother ship of the invention.
Fig. 3 is a schematic view of a unitary seat box area divider panel.
FIG. 4 is a cross-section of the winch in the unloaded design draft condition with the starboard shroud not lowered.
Figure 5 is a cross section of the winch in the unloaded design draft condition with the starboard containment platform lowered.
FIG. 6 is a cross-section of the winch in the loaded and unloaded draft condition.
Fig. 7 is the cross section of the winch, and the loading and unloading operation is in a draught state, and the net cage automatically floats from the original submerged state to a state to be transported horizontally.
Fig. 8 shows the cross section of the winch in a loaded and unloaded state, wherein the net cage is fixedly connected with the winch through a cable.
Fig. 9 shows the winch in cross section, in the loaded and unloaded state, with the net cage being transported into the ship.
FIG. 10 shows the cross-section of the winch with the loading and unloading draft condition, with the starboard containment platform raised to a specified height.
FIG. 11 is a cross-section of the drawworks in a transition draft condition.
The reference numerals are explained below: 1 is a semi-submersible hull, 11 is a port enclosure, 12 is a starboard enclosure, 13 is an integral seat box area partition plate, 131 is a mooring rope locking device, 132 is a walkway, 14 is an individual seat box area, 15 is a winch, 16 is an oxygenation pipe system, and 17 is an oxygenation pump; 2 is the frame type net cage whole, 21 is the ring-shaped hanging opening on the net cage.
Detailed Description
The invention is further described with reference to the following figures and specific examples.
Referring to fig. 1-11, a multipurpose mother ship for transferring aquaculture net cages comprises a semi-submersible hull 1 with a left and a right side enclosure, and an aquaculture net cage 2 with at least one pair of hanging openings 21; one of the left and right side fencing shields is provided with a winch 15 which can transversely extend out of a twisted rope and is connected with the hanging opening 21; the other one of the left and right side fencing is a liftable fencing which can be contracted downwards below a loading platform of the semi-submersible ship; the semi-submersible hull 1 is provided with three depth designs of a loading and unloading operation draft plane, a transition draft plane and a non-loading design draft plane with the draft depth decreasing, wherein the loading and unloading operation draft plane is lower than the winch 15, and the non-loading design draft plane is lower than the semi-submersible loading platform.
In this embodiment, referring to fig. 1, one of the port and starboard enclosures has an upwardly projecting enclosure platform above it that carries the winch 15, the remainder being flush and below the platform, each of the platforms corresponding to a position of an aquaculture cage 2.
In this embodiment, referring to fig. 8-10, the pair of hanging openings 21 are respectively disposed at two sides of the upper portion of the aquaculture net cage 2 and respectively connected to one end of the twisted rope.
In this embodiment, referring to fig. 10, the liftable enclosure is still lower than the enclosure platform on which the drawworks 15 is located when it is lifted upwards.
In this embodiment, the semi-submersible hull 1 is self-sailing.
In this embodiment, the upper part of the port and starboard side enclosures is open.
In this embodiment, referring to fig. 2-3, the cultivation net cage 2 has partitions 13 at the front and rear parts, the partitions 13 are made of steel frame structure, the upper part is provided with walkways, the front and rear parts are provided with cable locking devices 131, the lower part is provided with an oxygen-increasing pipe system and an oxygen-increasing pump for supplying oxygen to the inside of the net cage, and when the cultivation net cage or goods are placed in each individual area, the cultivation net cage or goods can be fixed with the cultivation net cage or goods box by using the cables to prevent the cultivation net cage or goods from slipping or colliding.
In this embodiment, referring to fig. 11, the heights of the starboard side enclosure and the starboard side enclosure are 1/3-1/2 of the depth of the aquaculture net cage 2, in fig. 11, the height of the starboard side enclosure 12 is equal to that of the port side enclosure 11, but upward convex platforms are sequentially arranged above the starboard side enclosure 12 at intervals, and the winches 15 are arranged on the platforms.
The semi-submersible hull 1 can be used as a carrying platform for frame type net cage transition and can also be used as a transportation platform for live fish or goods.
The port side is enclosed and is covered 11, the starboard is enclosed and is covered 12, bow building platform back wall and stern building platform front wall and have constituted the whole seat case area of frame-type box with a net, this area has been cut into 3 independent areas by 2 division boards 13, is the independent seat case area of bow, midship, stern respectively, is used for the seat case of 3 frame-type box with a net.
The integral seat box area partition plate 13 is of a frame structure and is formed by welding steel products of the same specification, a flat plate is laid on the integral seat box area partition plate to serve as a walkway 132, and 8 mooring rope locking devices 131 are arranged on the integral seat box area partition plate and used for assisting in fixing a frame type net box. The integral seat box area divider can be seen in figure 3.
The frame type net cage 2 is provided with 4 annular hanging openings 21 for binding cables and mooring lines. When the net cage 2 is transported to the independent box sitting area 14 from the outside of the ship or is transported to the outside of the ship from the independent box sitting area 14, the annular lifting opening 21 is bound by a cable and fixedly connected with the winch 15; when the net cage 2 is installed in the individual seat box area 14 for transition operation, the annular hanging opening 21 is bound by the mooring rope and is fixedly connected with the mooring rope locking device 131 for auxiliary fixation so that the net cage 2 does not slide. When the ship body sails freely, the net cage can keep constant speed, so that the stress of fishes is avoided.
When necessary, an oxygenation pump 17 can be used to deliver oxygen to the interior of each frame-type cage through the oxygenation pipe piping 16 to ensure that the fish have sufficient oxygen during the transition or transportation process.
Specifically, the work flow of completely transferring the frame-type net cage by using the mother ship for transferring the culture net cage at one time is as follows:
the semi-submersible vessel 1 of the present embodiment is sailed to a position near the frame cage 2 in a non-loaded design draft, and after being anchored the hull is stopped in the water, see fig. 4.
The port 11 is lowered to the main deck area by hydraulic means, see fig. 5.
The semi-submersible vessel 1 is then brought to a loading and unloading draft by pumping water into the ballast tanks, see fig. 6.
The frame-type net cage 2 is floated to a proper height by adjusting the ballast. By appropriate height is meant that the bottom of the net cage does not collide with the main deck of the hull when the net cage is transported to the individual box area 14, see fig. 7.
One end of the cable is bound on the annular hanging opening 21 on the net cage 2, and the other end is bound on a winch, as shown in figure 8.
The net box is transported by a winch 15 to the individual box area, see fig. 9.
The lifting rope on the annular hanging opening 21 of the net cage is removed, and simultaneously, the net cage 2 is fixedly connected with the mooring rope locking device 131 through the lashing rope.
The frame cage 2 has now been transferred to the separate seat area 14.
After the frame type cages to be transferred are all transported to the relevant positions, the port side enclosing platform 11 is lifted to the designated height, as shown in fig. 10.
And starting a large air compressor or a load adjusting pump, discharging the ballast water in the ballast water tank of the semi-submersible ship 1 out of the ship body, and adjusting the ship body to a transition draft state. At this time, the net cage sits on the main deck of the ship body, and the waterline is approximately positioned at the middle height of the net cage, as shown in fig. 11.
The semi-submersible type ship body sails to a preset sea area, and oxygen can be supplied to the net cage through the oxygen increasing pump 17 in due time according to needs in the sailing process.
And after the sea area is reached, the frame-type net box is transported to the outside of the ship through the winch again so as to finish the transition.
Generally, when the transfer operation is not needed, the semi-submersible vessel 1 can be used as a transport vessel for live fish and goods, and the transfer process of the frame type net cage can be referred to in the loading and unloading process of the live fish or goods, which will not be described in detail herein.
The implementation process shows that the invention has the advantages and positive effects that:
multiple net cages can be transferred continuously and repeatedly, and the transfer efficiency can be improved exponentially; when the trend unfavorable for marine fish culture is generated in the water area environment, the fish can be transported to a proper sea area in an active transfer mode without considering a series of problems required by passive coping in a fixed sea area; the multiple net cages share one mother ship for transferring the aquaculture net cages, so that the construction cost of the marine ranch is greatly reduced, and the marine ranch has good popularization and replication effects, thereby realizing better economic and social benefits; when the device is not used for transition operation, the device can be used as a live fish or cargo transport ship, so that the device really has multiple purposes, greatly improves the comprehensive utilization rate of the device, effectively reduces the use cost of the device, and has good application effect.
While the preferred embodiments of the present invention have been described, those skilled in the art will appreciate that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (8)
1. The utility model provides a female ship of aquaculture net cage transition which characterized in that:
comprises a semi-submersible hull (1) with a left side and a right side enclosure, and a culture net cage (2) with at least one pair of hanging openings (21);
one of the left and right side fencing shields is provided with a winch (15) which can transversely extend out of the twisted rope and is connected with the hanging opening (21); the other one of the left and right side fencing is a liftable fencing which can be contracted downwards below a loading platform of the semi-submersible ship;
the semi-submersible ship body (1) is provided with three depth designs of a loading and unloading operation draft plane, a transition draft plane and a non-loading design draft plane with the draft depth decreasing, the loading and unloading operation draft plane is lower than the shielding platform provided with the winch (15), and the non-loading design draft plane is lower than the loading platform of the semi-submersible ship.
2. The multipurpose mother ship for transferring aquaculture net cages as claimed in claim 1, wherein: one of the port and starboard enclosures is provided with an upwardly convex enclosure platform for bearing the winch (15), the rest parts of the enclosure platform are flush and lower than the platform, and each platform corresponds to the position of a culture net cage (2).
3. The multipurpose mother ship for transferring aquaculture net cages as claimed in claim 1, wherein: the pair of hanging openings (21) are respectively arranged at two sides of the upper part of the aquaculture net cage (2) and can be respectively connected with one end of the twisted rope.
4. The multipurpose mother ship for transferring aquaculture net cages as claimed in claim 2, wherein: the liftable enclosure is still lower than the enclosure platform where the winch (15) is located when the liftable enclosure is lifted upwards.
5. The multipurpose mother ship for transferring aquaculture net cages as claimed in claim 1, wherein: the semi-submersible hull (1) is self-sailing.
6. The multipurpose mother ship for transferring aquaculture net cages as claimed in claim 1, wherein: the upper parts of the left and right side fenders are open.
7. The multipurpose mother ship for transferring aquaculture net cages as claimed in claim 1, wherein: the front and the back of the adjacent aquaculture net cages (2) are provided with partition plates (13), the partition plates (13) are of steel frame type structures, the upper parts of the partition plates are provided with walkways, the front and the back of the partition plates are provided with mooring rope locking devices (131), the lower parts of the partition plates are provided with oxygen increasing pipe systems and oxygen increasing pumps for supplying oxygen to the interior of the net cages, and when the aquaculture net cages or goods are arranged in each individual area, the aquaculture net cages or the goods can be fixedly connected with the aquaculture net cages or the goods boxes by using the mooring ropes.
8. The multipurpose mother ship for transferring aquaculture net cages as claimed in claim 2, wherein: the height of the left and right side fencing is 1/3-1/2 of the depth of the aquaculture net cage (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110211146.0A CN112772502A (en) | 2021-02-25 | 2021-02-25 | Multifunctional mother ship for transferring aquaculture net cages |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110211146.0A CN112772502A (en) | 2021-02-25 | 2021-02-25 | Multifunctional mother ship for transferring aquaculture net cages |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112772502A true CN112772502A (en) | 2021-05-11 |
Family
ID=75761835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110211146.0A Pending CN112772502A (en) | 2021-02-25 | 2021-02-25 | Multifunctional mother ship for transferring aquaculture net cages |
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| Country | Link |
|---|---|
| CN (1) | CN112772502A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106080989A (en) * | 2016-06-17 | 2016-11-09 | 淮阴工学院 | Submerged floating exempts to salvage handling live fish carrier |
| CN107117267A (en) * | 2017-05-15 | 2017-09-01 | 舟山万达船舶设计有限公司 | Distant-water trawler |
| CA2984197A1 (en) * | 2016-05-26 | 2017-11-26 | Guangzhou Institute Of Energy Conversion, Chinese Academy Of Sciences | Semisubmersible open sea aquaculture cage with combined wave and solar power generation |
| CN111645810A (en) * | 2020-06-16 | 2020-09-11 | 中国船舶科学研究中心 | Multifunctional work ship with buoyancy adjusting carrying platform and operation method thereof |
-
2021
- 2021-02-25 CN CN202110211146.0A patent/CN112772502A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2984197A1 (en) * | 2016-05-26 | 2017-11-26 | Guangzhou Institute Of Energy Conversion, Chinese Academy Of Sciences | Semisubmersible open sea aquaculture cage with combined wave and solar power generation |
| CN106080989A (en) * | 2016-06-17 | 2016-11-09 | 淮阴工学院 | Submerged floating exempts to salvage handling live fish carrier |
| CN107117267A (en) * | 2017-05-15 | 2017-09-01 | 舟山万达船舶设计有限公司 | Distant-water trawler |
| CN111645810A (en) * | 2020-06-16 | 2020-09-11 | 中国船舶科学研究中心 | Multifunctional work ship with buoyancy adjusting carrying platform and operation method thereof |
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Application publication date: 20210511 |
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