CN114517461A - Floating breakwater with lifting aquaculture net cage device - Google Patents

Floating breakwater with lifting aquaculture net cage device Download PDF

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Publication number
CN114517461A
CN114517461A CN202210149191.2A CN202210149191A CN114517461A CN 114517461 A CN114517461 A CN 114517461A CN 202210149191 A CN202210149191 A CN 202210149191A CN 114517461 A CN114517461 A CN 114517461A
Authority
CN
China
Prior art keywords
net cage
aquaculture
buoy
floating breakwater
lifting
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.)
Pending
Application number
CN202210149191.2A
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Chinese (zh)
Inventor
刘昌凤
张宇
陈昌平
郑艳娜
孙婉婷
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dalian Ocean University
Original Assignee
Dalian Ocean University
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Dalian Ocean University filed Critical Dalian Ocean University
Priority to CN202210149191.2A priority Critical patent/CN114517461A/en
Publication of CN114517461A publication Critical patent/CN114517461A/en
Pending legal-status Critical Current

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    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02BHYDRAULIC ENGINEERING
    • E02B3/00Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
    • E02B3/04Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
    • E02B3/06Moles; Piers; Quays; Quay walls; Groynes; Breakwaters ; Wave dissipating walls; Quay equipment
    • E02B3/062Constructions floating in operational condition, e.g. breakwaters or wave dissipating walls
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K61/00Culture of aquatic animals
    • A01K61/60Floating cultivation devices, e.g. rafts or floating fish-farms
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K61/00Culture of aquatic animals
    • A01K61/60Floating cultivation devices, e.g. rafts or floating fish-farms
    • A01K61/65Connecting or mooring devices therefor
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/80Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
    • Y02A40/81Aquaculture, e.g. of fish

Abstract

A floating breakwater with a lifting aquaculture net cage device comprises an upper platform and a lower aquaculture net cage. According to the invention, a better wave dissipation effect can be achieved through the reflection action of the front and rear buoys, the two ends of each buoy are respectively provided with the double-lug connecting ring and the connecting base so as to realize the connection between the buoys of the breakwater, the wave-resisting and energy-dissipating effects are achieved, the number of modules which are put into use can be determined according to the culture scale, and the flexibility is higher; the aquaculture net cage is arranged at the lower part of the breakwater, and the elevating of the aquaculture net cage is realized through the elevating rod, so that the net cage can be used for aquaculture operation at different water depths to adapt to different aquaculture varieties and water temperatures, and meanwhile, extreme weather can be avoided, the structure of the net cage is protected, and economic loss is avoided.

Description

Floating breakwater with lifting aquaculture net cage device
Technical Field
The invention relates to the field of ocean engineering and aquaculture.
Background
The floating breakwater is a hydraulic structure built for resisting wave impact, maintaining the water surface stability of a covered water area and ensuring the berthing and operation safety of a ship in a target sea area.
The traditional floating breakwater structure has single function and cannot realize the comprehensive development and utilization of marine biological resources and power resources. Meanwhile, due to the limitation of construction cost, the draft of the floating breakwater is generally small, and the wave absorbing effect on waves with large wave height and long period is not obvious.
Disclosure of Invention
In order to solve the problems of the existing breakwater, the invention provides a floating breakwater with a device for lifting a culture net cage.
The technical scheme adopted by the invention for realizing the purpose is as follows: a floating breakwater with a lifting aquaculture net cage device comprises an upper platform 1 and a lower aquaculture net cage 3, wherein two ends of a bulkhead 5 of the upper platform 1 are respectively and fixedly provided with a buoy 4, the buoy 4 is connected with an anchor chain 2, the middle part of the bulkhead 5 is provided with a connecting bridge 6 in the direction parallel to the buoy 4, a lifting rod 13 is arranged through the connecting bridge 6, one side of the lifting rod 13 is provided with teeth, a shaft 27 is arranged in a groove in the middle part of the connecting bridge 6, a motor 11 and a first gear 12 are arranged on the shaft 27, and the first gear 12 is meshed with the teeth of the lifting rod 13; the front and back transverse edges of the upper part of the aquaculture net cage 3 are respectively fixed on the front and back sides of the lifting frame 14, and the lower end of the lifting rod 13 is connected with a longitudinal beam in the middle of the lifting frame 14.
Two supporting columns 15 are symmetrically arranged at the front and the rear of the lower side of the compartment 5 respectively, tooth grooves 29 are formed in the inner sides of the supporting columns 15, second gears 17 are arranged at the end parts of the front and the rear sides of the lifting frame 14 respectively, and the second gears 17 are arranged in the tooth grooves 29 in a sliding mode.
The outer side of the supporting column 15 is longitudinally provided with a stop rod 21 through a fixing groove 19, an L-shaped clamping piece 23 is rotatably arranged on one side, located on the second pulley 17, of the supporting column 15 through a pin shaft, a stop contact 22 is arranged on the stop rod 21, and a gear shaft 30 of the second pulley 17 is matched with the L-shaped clamping piece 23.
Two lug go-between 9 of flotation pontoon 4 one end installation, flotation pontoon 4 other end installation connection base 10, the connection base 10 of a flotation pontoon 4 bayonet installation is between the two lug go-between 9 of another flotation pontoon 4 and is connected through pin 8.
The double-lug connecting ring 9 and the connecting base 10 are arranged on the buoy 4 through the damping module 25, the damping module 25 is internally provided with a damping spring 26, the inner end of the damping spring 26 is connected with the buoy 4, and the outer end of the damping spring 26 is connected with the double-lug connecting ring 9 or the connecting base 10.
An anchor ingot pull ring 7 is installed at the end part of the floating barrel 4, and the anchor ingot pull ring 7 is connected with the anchor chain 2.
The upper part of the aquaculture net cage 3 is provided with a net cage cover 16, the edges of the front side and the rear side of the net cage cover 16 are provided with racks 18, the front side and the rear side of the lifting frame 14 are respectively provided with a third gear 24, and the third gear 24 is meshed with the racks 18.
Two vertical plates 28 are arranged in the groove in the middle of the connecting bridge 6, and a shaft 27 is arranged between the two vertical plates 28.
According to the floating breakwater with the lifting aquaculture net cage device, a better wave dissipation effect can be achieved through the reflection effect of the front buoy and the rear buoy, the two ends of each buoy are respectively provided with the double-lug connecting ring and the connecting base so as to realize the connection between the buoys of the breakwater, the number of modules put into use can be determined according to the aquaculture scale, and the floating breakwater has higher flexibility; the aquaculture net cage is arranged at the lower part of the breakwater, and the aquaculture net cage is lifted through the lifting rod, so that the net cage can be used for aquaculture operation at different water depths to adapt to different aquaculture species and water temperatures, and meanwhile, extreme weather can be avoided, the net cage structure is protected, and economic loss is avoided.
Drawings
Fig. 1 is an overall structural view of the breakwater according to the present invention.
Fig. 2 is a side view structural view of the breakwater of the present invention.
Fig. 3 is a front view structural view of the breakwater of the present invention.
Fig. 4 is a structural view of an upper deck of the breakwater according to the present invention.
Fig. 5 is a structural view of one end of a pontoon of a breakwater according to the present invention.
Fig. 6 is a structural view of the other end of the pontoon of the breakwater according to the present invention.
Fig. 7 is a top view structural view of the upper deck of the breakwater according to the present invention.
Fig. 8 is a top view structural view of the pontoon coupling of the breakwater according to the present invention.
Fig. 9 is a view showing a structure of a pontoon coupling structure of the breakwater according to the present invention.
Fig. 10 is a structural view of a lifting start part of the breakwater according to the present invention.
Fig. 11 is a structural view of a crane part of the breakwater according to the present invention.
Fig. 12 is a partial structure view of the aquaculture net cage of the breakwater of the invention.
Fig. 13 is a net cage cover structure view of the breakwater aquaculture net cage of the present invention.
Fig. 14 is a partial structure view of a cage cover of the aquaculture cage of the breakwater of the present invention.
Fig. 15 is a structure view of a stopper bar of the breakwater according to the present invention.
Fig. 16 is a schematic view showing a stop state of the stop lever of the breakwater according to the present invention.
Fig. 17 is a schematic view showing the loose state of the stop lever of the breakwater according to the present invention.
In the figure: 1. the device comprises an upper platform, 2, a chain anchor, 3, a breeding net cage, 4, a buoy, 5, a compartment, 6, a connecting bridge, 7, an anchor pull ring, 8, a pin, 9, a double-lug connecting ring, 10, a connecting base, 11, a motor, 12, a first gear, 13, a lifting rod, 14, a lifting frame, 15, a supporting column, 16, a net cage cover, 17, a second gear, 18, a rack, 19, a fixing groove, 20, a stopper, 21, a stopper rod, 22, a stopper contact, 23, an L-shaped clamping piece, 24, a third gear, 25, a damping module, 26, a damping spring, 27, a shaft, 28, a vertical plate, 29, a tooth groove, 30 and a gear shaft.
Detailed Description
The floating breakwater structure with the lifting aquaculture net cage device is shown in figures 1-3, and the main structure of the structure is composed of an upper platform 1 and a lower aquaculture net cage 3. The upper platform 1 comprises a front buoy and a rear buoy, the front buoy and the rear buoy are connected through bays 5, a connecting bridge 6 is arranged between the two bays 5, and a motor 11 and a first gear 12 are arranged on the connecting bridge 6 and used for controlling the lifting of the aquaculture net cage 3. The two ends of the float bowl 4 are provided with connecting bases 10 or double-lug connecting rings 9, the hinge connection is realized through horizontally arranged pins 8, and only the connected breakwater module is allowed to rotate relatively around the pins 8; meanwhile, anchor pull rings 7 are arranged at two ends of the buoy 4, the upper end of the anchor chain 2 is connected with the anchor pull rings 7, the lower end of the anchor chain is fixed on the seabed, and the traditional four-point anchoring method is adopted for anchoring. The lower part culture net cage 3 is connected below the lifting frame 14, second gears 17 with the same specification and size are uniformly arranged at four corners of the lifting frame 14, a sawtooth-shaped lifting rod 13 is connected at the center of the upper part, and the lifting of the net cage is carried out by matching with a motor 11 on the upper part platform 1. The lateral parts of the four supporting columns 15 of the integral breakwater structure are further provided with a stop rod 21, and a stop device 20 on the stop rod 21 is matched with a gear shaft 30 on the lifting frame 14, so that the net cage can be used for cultivation operation at different water depths to adapt to different cultivation varieties and water temperatures, and meanwhile, extreme weather can be avoided, the net cage structure is protected, and economic loss is avoided. The breakwater structure can determine the number of modules put into use according to the culture scale, and has high flexibility. The concrete structure of each part is as follows:
Fig. 5-9 show the structure of the buoys 4, which provide buoyancy for the breakwater, and can achieve better wave-breaking effect through the reflection action of the front and rear buoys 4. The 4 both ends of flotation pontoon are connected ears go-between 9 and are connected the base 10 through shock attenuation module 25 respectively, will connect between the base 10 inserts the dicyclo of ears go-between 9, will connect the three rings of pin 8 simultaneously and fix to realize the connection between each breakwater module, reach the effect of anti unrestrained energy dissipation. The interior damping spring 26 that contains of shock attenuation module 25, earrings and flotation pontoon are connected respectively at damping spring 26 both ends, play the cushioning effect between module and the module. The floating cylinders 4 are of a closed cavity structure, the two floating cylinders are connected through a bulkhead, and a connecting bridge 6 is arranged on the platform. The double-float structure 4 reflects incident waves by utilizing an arc-shaped wave-facing surface; the distance between the two buoys is large, so that the overall stability of the structure can be ensured, and the effective culture volume can be ensured; the wave is reflected twice by the front buoy and the rear buoy, so that the wave absorption effect is more obvious.
As shown in fig. 4, two ends of a bulkhead 5 of an upper platform 1 are respectively fixedly provided with a buoy 4, the buoy 4 is connected with an anchor chain 2, the middle part of the bulkhead 5 is provided with a connecting bridge 6 in a direction parallel to the buoy 4, a lifting rod 13 is arranged through the connecting bridge 6, one side of the lifting rod 13 is provided with teeth, a shaft 27 is arranged in a groove in the middle part of the connecting bridge 6, a motor 11 and a first gear 12 are arranged on the shaft 27, and the first gear 12 is engaged with the teeth of the lifting rod 13; the front and back transverse edges of the upper part of the aquaculture net cage 3 are respectively fixed on the front and back sides of the lifting frame 14, and the lower end of the lifting rod 13 is connected with a longitudinal beam in the middle of the lifting frame 14. The motor 11, the first gear 12 and the lifting rod 13 are matched to lift the aquaculture net cage 3. When deepwater culture is needed, the net cage can be submerged to a deepwater area along the supporting column 15 through the lifting rod 13; when the fishes are mature and need to be caught or cultured in shallow water, the net cage can be lifted to a shallow water area through the lifting rod 13, so that the subsequent operation is convenient; if extreme weather appears, also can dive the box with a net, avoid the box with a net to destroy, reduce economic loss.
As shown in fig. 10, the motor 11 drives the first gear 12 to rotate, so as to force the lifting rod to ascend or descend, and further realize the lifting frame connected with the bottom of the lifting rod 13 to perform lifting movement.
As shown in fig. 11, the lifting frame 14 is provided with second gears 17 at four corners, and the lifting frame 14 can be driven by the lifting rod 13 to perform lifting motion along the tooth grooves on the supporting column 15.
As shown in figure 12, the aquaculture net cage structure is characterized in that the lifting frame 14 is connected with a lifting rod 13, and the lifting frame 14 is driven by the lifting rod 13 to lift so as to carry out aquaculture in areas with different water depths or dive to avoid extreme weather. The aquaculture net cage 3 is connected with the lifting rod 13 through the lifting frame 14, so that the structure of the aquaculture net cage 3 can be independently disassembled, and the netting is convenient to clean and replace regularly.
The net cage cover structure is as shown in fig. 13 and 14, the net cage cover 16 is arranged on the upper surface of the aquaculture net cage 3, the racks 18 are arranged on the edges of the front side and the rear side of the net cage cover 16, the third gears 24 are respectively arranged on the front side and the rear side of the lifting frame 14, the third gears 24 are meshed with the racks 18, the net cage cover is slid under the meshing action of the third gears 24 and the racks 18, and the net cage cover 16 is opened and closed. When the culture products are mature and need to be captured, the culture net cage 3 is lifted to the top end of the support column 15 through the lifting rod 13, the third gear 24 rotates, and the rack 18 is pulled to open the net cage cover 16 through meshing with the sawtooth structure on the rack 18, so that the fishing operation is carried out; after the fishing operation is completed, the third gear 24 rotates in the reverse direction, and the cover door is closed.
As shown in fig. 15-17, the stop bar 21 is fixed to the side of the support post 15 by a fixing groove 19, and is as long as the support post 15. A stop rod 21 is longitudinally arranged on the outer side of the support column 15 through a fixing groove 19, an L-shaped clamping piece 23 is rotatably arranged on one side, located on the second pulley 17, of the support column 15 through a pin shaft, a stop contact 22 is arranged on the stop rod 21, and a gear shaft 30 of the second pulley 17 is installed with the L-shaped clamping piece 23 in a matched mode. The stop contact 22, the L-shaped clamping piece 23 and the second gear 17 jointly act to fix the position of the aquaculture net cage 3. When the aquaculture net cage 3 needs to be stopped, the stop contact 22 moves downwards to push the short edge of the L-shaped clamping piece 23 to keep a vertical state, the long edge keeps horizontal at the moment, the gear shaft 30 on the second gear 17 is clamped, the lifting frame 14 is prevented from moving downwards continuously, the second gear 17 is located on the lifting frame 14, and the aquaculture net cage 3 stops moving downwards. When the position needs to be released, the stop contact 22 moves upwards for a certain distance to provide a rotating space for the L-shaped clamping piece 23, and the long side with large mass can rotate downwards under the action of gravity, so that the constraint effect on the gear shaft 30 on the second gear 17 is removed, and the free lifting motion of the aquaculture net cage 3 is realized. When the culture net cage 3 needs to be stopped in the descending process, the culture net cage is adjusted to the stop state in advance, and the long edge of the L-shaped clamping piece 23 is lifted up to be stopped. When the net cage needs to be stopped in the ascending process, the L-shaped clamping piece 23 is in a loosening state, the lifting frame 14 ascends to cross the stopping contact 22 for a short distance, the stopping contact 22 is adjusted to be in a stopping state, and then the lifting frame 14 descends to stop. The stop contacts 22 are distributed at the top and the middle part of the stop rod 21; the bottom of the stop lever 21 is provided with a fixed clamping pin for restraining a gear shaft 30 of the second gear 17. The cultivation of the cultivation net cage under different water depths is ensured to be realized.
The present invention has been described in terms of embodiments, and it will be apparent to those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims (8)

1. The utility model provides a floating breakwater with lift aquaculture net case device which characterized in that: the device comprises an upper platform (1) and a lower aquaculture net cage (3), wherein two ends of a bulkhead (5) of the upper platform (1) are respectively and fixedly provided with a buoy (4), the buoy (4) is connected with an anchor chain (2), the middle part of the bulkhead (5) is provided with a connecting bridge (6) in the direction parallel to the buoy (4), a lifting rod (13) is arranged through the connecting bridge (6), one side of the lifting rod (13) is provided with teeth, a shaft (27) is arranged in a groove in the middle part of the connecting bridge (6), a motor (11) and a first gear (12) are arranged on the shaft (27), and the first gear (12) is meshed with the teeth of the lifting rod (13); the front and rear transverse edges of the upper part of the breeding net cage (3) are respectively fixed on the front and rear sides of the lifting frame (14), and the lower end of the lifting rod (13) is connected with a longitudinal beam in the middle of the lifting frame (14).
2. The floating breakwater with the elevated aquaculture cage apparatus of claim 1, wherein: two supporting columns (15) are symmetrically arranged at the front and the rear of the lower side of the compartment (5), tooth grooves (29) are formed in the inner sides of the supporting columns (15), second gears (17) are arranged at the end parts of the front side and the rear side of the lifting frame (14) respectively, and the second gears (17) are arranged in the tooth grooves (29) in a sliding mode.
3. The floating breakwater with the elevated aquaculture cage apparatus of claim 2, wherein: the outer side of the supporting column (15) is longitudinally provided with a stop rod (21) through a fixing groove (19), an L-shaped clamping piece (23) is arranged on one side, located on the supporting column (15), of the second pulley (17) in a rotating mode through a pin shaft, a stop contact (22) is arranged on the stop rod (21), and a gear shaft (30) of the second gear (17) is installed with the L-shaped clamping piece (23) in a matched mode.
4. The floating breakwater with the elevated aquaculture cage apparatus of claim 1, wherein: float bowl (4) one end installation ears go-between (9), float bowl (4) other end erection joint base (10), the connection base (10) of a float bowl (4) are bayonet to be installed between ears go-between (9) of another float bowl (4) and to be connected through pin (8).
5. The floating breakwater with the elevated aquaculture cage apparatus of claim 3, wherein: the double-lug connecting ring (9) and the connecting base (10) are installed on the buoy (4) through the damping module (25), the damping module (25) is internally provided with a damping spring (26), the inner end of the damping spring (26) is connected with the buoy (4), and the outer end of the damping spring (26) is connected with the double-lug connecting ring (9) or the connecting base (10).
6. The floating breakwater with the elevating aquaculture net cage device of claim 1, wherein: an anchoring pull ring (7) is installed at the end part of the buoy (4), and the anchoring pull ring (7) is connected with the anchor chain (2).
7. The floating breakwater with the elevating aquaculture net cage device of claim 1, wherein: a net cage cover (16) is arranged at the upper part of the aquaculture net cage (3), racks (18) are arranged on the edges of the front side and the rear side of the net cage cover (16), third gears (24) are respectively arranged on the front side and the rear side of the lifting frame (14), and the third gears (24) are meshed with the racks (18).
8. The floating breakwater with the elevating aquaculture net cage device of claim 1, wherein: two vertical plates (28) are arranged in the groove in the middle of the connecting bridge (6), and a shaft (27) is arranged between the two vertical plates (28).
CN202210149191.2A 2022-02-18 2022-02-18 Floating breakwater with lifting aquaculture net cage device Pending CN114517461A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210149191.2A CN114517461A (en) 2022-02-18 2022-02-18 Floating breakwater with lifting aquaculture net cage device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210149191.2A CN114517461A (en) 2022-02-18 2022-02-18 Floating breakwater with lifting aquaculture net cage device

Publications (1)

Publication Number Publication Date
CN114517461A true CN114517461A (en) 2022-05-20

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Application Number Title Priority Date Filing Date
CN202210149191.2A Pending CN114517461A (en) 2022-02-18 2022-02-18 Floating breakwater with lifting aquaculture net cage device

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114735149A (en) * 2022-05-23 2022-07-12 江苏科技大学 Wave dissipation and wave resistance integrated floating photovoltaic device capable of resisting severe sea conditions
CN115136918A (en) * 2022-05-20 2022-10-04 北京万远科技有限公司 Horizontal arch of net cage

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115136918A (en) * 2022-05-20 2022-10-04 北京万远科技有限公司 Horizontal arch of net cage
CN114735149A (en) * 2022-05-23 2022-07-12 江苏科技大学 Wave dissipation and wave resistance integrated floating photovoltaic device capable of resisting severe sea conditions
US11858589B1 (en) 2022-05-23 2024-01-02 Jiangsu University Of Science And Technology Wave-dissipating and wave-resisting integrated floating photovoltaic device capable of resisting severe sea conditions

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