WO2019227717A1

WO2019227717A1 - Integrally movable open sea cultivation fence

Info

Publication number: WO2019227717A1
Application number: PCT/CN2018/102237
Authority: WO
Inventors: 王鲁民; 俞淳; 王磊; 黄艇; 王永进
Original assignee: 中国水产科学研究院东海水产研究所; 台州市大陈岛养殖有限公司
Priority date: 2018-05-31
Filing date: 2018-08-24
Publication date: 2019-12-05
Also published as: CN108575844B; CN108575844A

Abstract

An integrally movable open sea cultivation fence, comprising an integral unit-type fence frame, a netting (1), positioning poles (6) and partition cavity suction anchors (7), wherein the fence frame successively comprises from top to bottom an operation corridor platform (2), floating regulation tubes (3) and a caisson (4). The operation corridor platform (2), the floating regulation tubes (3) and the caisson (4) are fixedly supported therebetween by means of support poles (5) which are in paired arrangement located at both inner and outer sides of the floating regulation tubes (3) and which are distributed at intervals along the direction of the fence frame shape; the netting (1) is mounted at an inner part of the fence frame by means of the inner side support poles (5); and the partition cavity suction anchors (7) are fixed at a bottom part of the caisson (4).

Description

Integral movable offshore fishing fence

Technical field

The invention belongs to the technical field of aquaculture fences, and particularly relates to an integrally movable offshore sea culture fence.

Background technique

Existing offshore fence culture facilities are generally surrounded by pillar piles fixed on the sea bed and net clothes installed on the pillar piles. Such fence culture facilities mainly have the following disadvantages:

First, the existing fencing facilities are mostly assembled by offshore piling and welding. Construction and disassembly on site are not only tedious, but also difficult to operate;

Secondly, the existing offshore fence farming facilities are fixed and cannot be moved overall. In order to prevent the enrichment of local marine aquaculture excrements caused by long-term fixed-point farming, aquaculture is now adopted to realize the natural nature of the farming area. Repairs, thereby reducing the efficiency of the facility.

Summary of the Invention

The technical problem to be solved by the present invention is to provide an integrally movable offshore fishing fence, which can realize the shore-based factory production of the breeding fence and the overall mobile construction of the sea.

The technical solution adopted by the present invention to solve its technical problem is to provide an integrally movable offshore culture fence, which includes an integral unit-type fence frame and a net clothes, which are assembled to the fence frame to form a plurality of unit culture spaces, The breeding fence also includes a plurality of positioning piles and a plurality of compartment suction anchors. The fence frame includes, from top to bottom, an operation corridor platform, a sunk float control tube and a caisson corresponding to the shape, and the operation corridor platform, a sunk float control tube. And the caissons are fixedly supported by support columns located in pairs on the inside and outside of the sunk-float adjustment tube and spaced apart along the shape of the fence frame, the net clothing is mounted to the inside of the fence frame through the inner support columns, and the plurality of compartment suction anchors It is fixed to the bottom of the caisson. The top of the suction anchor of the compartment is provided with a first positioning hole corresponding to one of the internal compartments, and the operating corridor platform is provided with a second positioning hole corresponding to the upper and lower positions of the first positioning hole. The pile passes through the second positioning hole and the first positioning hole to be slidably assembled up and down with the fence frame and the compartment suction anchor. The positioning pile is a hollow that can be adjusted to float Structure.

A cross-shaped operation gallery is provided in each unit of the operation gallery platform. The operation gallery includes a steel wire skeleton, a bottom step and a guardrail. The outer end of the steel wire skeleton is connected to the operation gallery platform, and the middle cross connection. The bottom step and the guardrail are retractably installed on the steel wire frame, and the outer ends of the bottom step and the guardrail are fixedly installed on the operation gallery platform, and the inner end is detachably connected to the cross section of the steel wire frame and can be moved along the cross section. Outer contraction.

The inner cavity of the compartment suction anchor is divided into a plurality of uniform sector-shaped compartments, and the first positioning hole is disposed on the top of the compartment suction anchor corresponding to one sector-shaped compartment.

The top of the suction anchor of the compartment is provided with a closed block protruding upward along the circumferential direction of the first positioning hole, a closed cover is provided along the circumferential direction on the positioning pile, and a sealed groove capable of being closed with the closed block is provided on the closed cover, After the bottom of the positioning pile sinks into the sea bed and is positioned in place, the closing cover cooperates with the closing block to close the first positioning hole.

A protective net is installed on the outside of the fence frame, and the protective net is installed through an outer support column.

The pair of support columns are evenly spaced along the shape direction of the fence frame. The net clothes under the sinker and floater are copper alloy net clothes and the upper net clothes are chemical fiber nets. The copper alloy net clothes pass through two adjacent ones on the inside. A copper alloy mesh is spliced on the root support post.

The shape of the unit of the fence frame is rectangular, the suction suction anchors and the positioning piles are distributed at the top corners of each unit, and the net clothes are installed in the fence frame unit to form an octagonal prism as a whole, and the net clothes are in the fence The top corner position of the frame unit is truncated.

The caissons and the sunk-float adjustment pipes are respectively provided with an inlet and an outlet for the adjustable switch, and the lower end of the positioning pile is open, and the exhaust port and the water injection port for the adjustable switch are provided on the top.

A rigid fence or a rigid fence is fixed to the bottom of the caisson.

The inner edge of the inner support column is flush with the inner side of the caisson.

Beneficial effect

First, the buoyancy provided by the hollow caisson and the sunk floatation tube can be balanced with the overall gravity of the device when the caisson and the sunk floatation tube are not filled with water, so that the device can float on the sea as a whole and tow with the ship , Thereby facilitating the maritime transportation of the device. Therefore, the device can be built by shore-based monolithic and factory production, and then dragged to the target construction point of the fence to avoid complicated marine construction work, which is helpful to greatly reduce the workload and difficulty of offshore construction of the fence.

Secondly, in the present invention, the entire sinking of the device can be achieved by filling the caisson and the sinking and floating regulating pipe; the inner cavity of the cavity suction anchor is set as a cavity structure, which can prevent the opening of the first positioning hole. The anchoring force of the suction anchor of the compartment has an overall effect, and at the same time, the first positioning hole is closed by the sealing cooperation of the closing block and the sealing cover, so as to ensure that the compartment opening the first positioning hole can also play a certain anchoring effect. It can ensure that the suction anchor sinks into the seabed; further, the positioning pile is driven into the seabed to position and fix the entire device. Therefore, the present invention realizes the integral construction of the breeding fence, while ensuring the stability of the overall structure.

Thirdly, the invention can realize the positioning piles floating out of the seabed by pressurizing water injection into the positioning piles, and then pressurize and inject water into the suction anchors of the compartments, and extract the water in the caissons and the sunk floating regulation pipes to achieve the same. The whole of the device floats up and reaches a balance state of buoyancy and gravity again, so that the overall movable construction of the breeding fence at sea can be realized, which not only improves the utilization efficiency of the facility, but also facilitates the natural restoration of the designated breeding point.

Fourth, cross-shaped operation corridors are set up in each unit to facilitate the daily management of fenced breeding by the breeders. In addition, the bottom treads and guardrails can be contracted to the operation corridor platform, which is conducive to safe escape from the typhoon.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1 is a schematic structural diagram of the state of the present invention without sinking into the ocean floor.

FIG. 2 is a schematic structural diagram of a state of sinking into the ocean floor according to the present invention.

FIG. 3 is a schematic structural diagram of a cavity suction anchor according to an embodiment of the present invention.

FIG. 4 is a schematic structural diagram of the closed suction suction anchor and the positioning pile in accordance with the present invention.

Detailed ways

The present invention will be further described below with reference to specific embodiments. It should be understood that these examples are only used to illustrate the present invention and not to limit the scope of the present invention. In addition, it should be understood that after reading the teaching of the present invention, those skilled in the art can make various changes or modifications to the present invention, and these equivalent forms also fall within the scope defined by the appended claims of the present application.

As shown in FIG. 1 and FIG. 2, an integrated movable offshore culture fence includes an integrated unit type fence frame, a net clothes 1, six positioning piles 6, and six compartment suction anchors 7. The breeding fence is Japanese-shaped as a whole and has a size of 90m × 45m. It is composed of two breeding units. The net 1 is assembled on the fence frame to form two independent unit breeding spaces.

The fence frame includes a Japanese-shaped operation corridor platform 2, sunk float regulation pipe 3, and caissons 4, in order from top to bottom. The operation corridor platform 2, sunk float regulation pipe 3, and caisson 4 are located inside and outside the sunk float regulation pipe 3. The support columns 5 arranged in pairs and evenly spaced along the shape direction of the fence frame are fixedly supported. The support pillars 5 have a diameter of 325 mm, a wall thickness of 8 mm, and a height of 15 m. The uniform spacing distance of the support pillars 5 in the direction of the shape of the fence frame is 5 m.

The operation gallery platform 2 is a steel frame structure and is fixed to the top of the support column 5 by welding. The operation gallery platform 2 is an operation platform for daily breeding management of breeders. A cross-shaped operation gallery 9 is provided in each unit of the operation gallery platform 2. The operation gallery 9 includes a steel wire skeleton, a bottom step and a guardrail. The outer end of the steel wire skeleton is connected to the operation gallery platform 2 and the middle cross connection. The bottom step and guardrail are installed on the steel wire frame through hanging rings, and the outer end is fixedly installed on the operation gallery platform 2. The inner end is detachably connected to the cross section of the steel wire skeleton. The bottom step and guardrail can be contracted outward along the cross. . Operating the corridor 9 can not only facilitate the daily management of the fenced breeding by the breeding personnel, but also help to avoid the typhoon's invasion by contraction.

The sinking and adjusting tube 3 is a circular tube, and the supporting columns 5 respectively corresponding to the inner and outer sides are fixed by welding. The sinking and floating regulating pipe 3 is provided with a water inlet and a pumping port of an adjustable switch, respectively. The water inlet to the pipe through the water inlet and the water outlet out of the pipe can be used to assist the sinking and floating of the device.

The cross section of the caisson 4 is a square of 1.5m × 1.5m, and the wall thickness is 1.2cm. The caisson 4 is provided with an inlet and a suction port of an adjustable switch, which can perform sinking and floating adjustment. The top of the caisson 4 is welded to the support column 5. When welding, the inner edge of the inner support column 5 is flush with the inner side of the caisson 4 to prevent the caisson 4 from forming an inwardly protruding structure after the net clothing 1 is installed. The impact of the activity. The outer support column 5 is also arranged flush with the outer side surface of the caisson 4 during welding at the outer edge. Triangular support blocks are evenly spaced in the caisson 4 at two top corner positions along the shape direction of the caisson 4 to reinforce the overall structure of the caisson 4 to ensure that the top of the caisson 4 will not deform when under stress. A rigid fence 13 is fixed to the inner side of the bottom of the caisson 4 and can be inserted into the seabed to ensure that the internal and external space of the device is cut off at the bottom to prevent the loopholes from causing escape of farmed fish.

The net clothing 1 is mounted to the inside of the fence frame through the inner support column 5. The net clothing 1 is installed in the fence frame unit to have an octagonal column shape as a whole. The net clothing 1 has a truncated structure at the top corner position of the fence frame unit to ensure the net surface. No dead ends, which is conducive to swimming of farmed fish. The net clothing 1 below the sinker-float adjustment tube 3 is made of copper alloy mesh, the upper mesh clothing 1 is made of chemical fiber mesh, and the copper alloy mesh clothing is formed by installing copper alloy mesh pieces on two inner supporting columns 5 adjacent to each other. The mesh clothing 1 between two adjacent inner support columns 5 is reinforced by a skein set along the mesh surface to prevent the mesh clothing 1 from swinging under the impact of water flow.

A protective net 14 is installed on the outer side of the fence frame. The protective net 14 is installed through the outer support column 5, which can effectively prevent the inner net clothing 1 from being impacted from the outside or the attachment of water debris.

The diameter of the compartment suction anchor 7 is 3m, the height is 4m, and the wall thickness is 1.2cm. As shown in FIG. 3, the inner cavity of the compartment suction anchor 7 is evenly divided into four fan-shaped body compartments. The top of the suction anchor 7 of the compartment is provided with a first positioning hole 8, the diameter of the first positioning hole 8 matches the outer diameter of the positioning pile 6, and the first positioning hole 8 is provided corresponding to one of the four compartments. Moreover, the center of the circle of the first positioning hole 8 is set at the midpoint of the dividing line in the fan-shaped section of the compartment, which can prevent the opening of the first positioning hole 8 from having an overall effect on the anchor force of the suction anchor 7 of the compartment.

Six compartment suction anchors 7 are distributed at the four top corners of the caisson 4 and the two midpoints of the long sides. The compartment suction anchors 7 are fixed to the bottom of the caisson 4, and the six first positioning holes 8 are along the outer edges of the caisson 4. The Japanese characters are distributed on the outside. The operation gallery platform 2 is provided with six second positioning holes corresponding to the first positioning holes 8 up and down, and the six second positioning holes are distributed in a zigzag shape. The size of the second positioning holes is similar to the thickness of the positioning piles. match. Six positioning piles 6 pass through the corresponding second positioning holes and the first positioning holes 8 and the fence frame and the compartment suction anchor 7 can be assembled to slide up and down. The positioning piles 6 can be driven into the sea floor to position the entire device. as shown in picture 2. The positioning pile 6 is a hollow column structure, with a diameter of 1m and a height of 25m. The lower end is open. The exhaust port and water injection port of the adjustable switch are located on the top. .

As shown in FIG. 4, the top of the compartment suction anchor 7 is provided with a closed block 10 protruding upward along the circumferential direction of the first positioning hole 8. A closed cover 11 is provided on the positioning pile 6 along the circumferential direction, and the closed cover 11 is provided with a closed block. 10 cooperates with the closed sealing groove 12. After the bottom of the positioning pile 6 sinks into the sea floor and is positioned in place, the closing cover 11 cooperates with the closing block 10 to close the first positioning hole 8 so as to ensure that the compartment of the first suction hole 8 opened by the suction anchor 7 of the cavity can also play a certain role. The anchoring effect ensures that the suction suction anchor 7 of the compartment sinks into the sea floor.

Before construction of the offshore fishing fence, as shown in FIG. 1, the caissons 4 and the sunk floatation pipe 3 remain hollow. The buoyancy provided by the hollow caissons 4 and the sunken floatation pipe 3 can be balanced with the overall gravity of the device, and the device can float as a whole. On the sea surface, the whole device can be dragged to the target construction point by the ship. Open the water inlet pipe of the submerged floatation pipe 3 and the caisson 4, and by feeding water into the submerged floatation pipe 3 and the caisson 4, the device sinks, and the cavity suction anchor 7 is finally pressed into the sea floor; the positioning column 6 is driven into the sea bed. The device is further positioned and stabilized, as shown in FIG. 2, so as to realize the construction of the offshore culture fence.

When it is necessary to lift the offshore culture fence, first pressurize and fill the positioning column 6 with water, and gradually raise the positioning column 6 upward and pull it out from the sea floor by internal pressure; then, add the suction anchor 7 to the compartment. Pressure-filled with water, the compartment suction anchor 7 is lifted out of the sea floor by the internal pressure; the water in the caisson 4 and the sunk-and-float adjustment pipe 3 is pumped out to adjust the device to float upwards, and finally reach a balanced floating state, so that Realize the overall movement of the device.

Of course, the scope of protection claimed by the present invention is not limited to aquaculture fences with rectangular unit shapes, such as Japanese-shaped, mesh-shaped, or field-shaped fences, but also includes culture fences with other shapes, such as regular hexagons. The whole is an arbitrary shape composed of regular hexagons.

Claims

An integrally movable offshore breeding fence includes an integral unit-type fence frame and a net clothing (1). The net clothing (1) is assembled on the fence frame to form a plurality of unit breeding spaces, which is characterized in that the breeding fence The utility model further comprises a plurality of positioning piles (6) and a plurality of compartment suction anchors (7). The fence frame includes an operation corridor platform (2), a sunk floatation pipe (3), and a caisson (4) in a corresponding order from top to bottom. ), Between the operation gallery platform (2), the sinking and floating regulating pipe (3) and the caisson (4), a pair of support columns (located inside and outside the sinking and floating regulating pipe (3) are arranged in pairs and spaced apart along the shape of the fence frame) ( 5) fixed support, the net clothing (1) is installed to the inside of the fence frame through the inner support column (5), the plurality of compartment suction anchors (7) are fixed to the bottom of the caisson (4), the compartment The top of the suction anchor (7) is provided with a first positioning hole (8) corresponding to an internal compartment, and the operation corridor platform (2) is provided with a second positioning hole corresponding to the upper and lower positions of the first positioning hole (8). The positioning pile (6) passes through the second positioning hole and the first positioning hole (8) and the fence frame and the compartment suction anchor (7) can be assembled to slide up and down. The positioning pile (6) Adjustable hollow structure of ups and downs.
The overall movable offshore culture fence according to claim 1, characterized in that the inner cavity of the compartment suction anchor (7) is divided into a plurality of uniform sector-shaped compartments, and the first positioning hole ( 8) A sector-shaped compartment is arranged on the top of the suction anchor (7) of the compartment.
The movable movable offshore breeding fence according to claim 1 or 2, characterized in that the top of the compartment suction anchor (7) is provided with a closed block protruding upward along the circumferential direction of the first positioning hole (8). (10) A sealing cover (11) is provided on the positioning pile (6) along the circumferential direction, and a sealing groove (12) is provided on the closing cover (11) which can be closed in cooperation with the closing block (10). After the bottom of the pile (6) sinks into the seabed and is positioned in place, the closing cover (11) cooperates with the closing block (10) to close the first positioning hole (8).
An integrally movable offshore culture fence according to claim 1, characterized in that each unit of the operation corridor platform (2) is provided with a cross-shaped operation corridor (9), and the operation corridor (9) Including a steel wire skeleton, a bottom step and a guardrail, the outer end of the steel wire skeleton is connected to the operation gallery platform (2), and the middle cross connection, the bottom step and the guardrail are retractably installed on the steel wire skeleton, the The outer ends of the bottom step and the guardrail are fixedly installed on the operation gallery platform (2), and the inner ends are detachably connected to the intersection of the steel wire skeleton and can be contracted outward along the intersection.
An integrated movable offshore culture fence according to claim 1, characterized in that: a protective net (14) is installed on the outside of the fence frame, and the protective net (14) passes through an outer support column (5) Install it.
The overall movable offshore culture fence according to claim 1, characterized in that: the pair of support columns (5) are evenly spaced along the shape direction of the fence frame, and the net under the sinker-float adjustment pipe (3) The clothing (1) is a copper alloy mesh clothing, and the upper mesh clothing (1) is a chemical fiber mesh. The copper alloy mesh clothing is formed by installing copper alloy mesh panels on two inner supporting pillars (5) adjacent to each other.
The overall movable offshore culture fence according to claim 1, characterized in that the shape of the unit of the fence frame is rectangular, and the suction suction anchor (7) and the positioning pile (6) of the compartment are distributed in each unit At the top corner position, the mesh garment (1) is installed in the fence frame unit as an octagonal prism as a whole, and the mesh garment (1) has a truncated corner structure at the top corner position of the fence frame unit.
An integrally movable offshore fishing fence according to claim 1, characterized in that: the sunken tank (4) and the submerged floating regulation pipe (3) are respectively provided with an inlet and a suction port of adjustable switches, and The lower end of the positioning pile (6) is open, and the exhaust port and the water injection port of the adjustable switch are arranged near the top.
The integrally movable offshore culture fence according to claim 1, characterized in that a rigid fence (13) or a rigid fence is fixed to the bottom of the caisson (4).
An integrally movable offshore culture enclosure according to claim 1, characterized in that the inner edge of the inner support post (5) is flush with the inner side of the caisson (4).