WO2020141797A1 - Corps de flottabilité pour structure marine - Google Patents

Corps de flottabilité pour structure marine Download PDF

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Publication number
WO2020141797A1
WO2020141797A1 PCT/KR2019/018488 KR2019018488W WO2020141797A1 WO 2020141797 A1 WO2020141797 A1 WO 2020141797A1 KR 2019018488 W KR2019018488 W KR 2019018488W WO 2020141797 A1 WO2020141797 A1 WO 2020141797A1
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WO
WIPO (PCT)
Prior art keywords
buoyancy
pipe
seawater
watertight
tube
Prior art date
Application number
PCT/KR2019/018488
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English (en)
Korean (ko)
Inventor
이장섭
Original Assignee
동원철강 주식회사
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 동원철강 주식회사 filed Critical 동원철강 주식회사
Priority to CN201980085841.8A priority Critical patent/CN113226916A/zh
Publication of WO2020141797A1 publication Critical patent/WO2020141797A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
    • B63B35/34—Pontoons
    • B63B35/38—Rigidly-interconnected pontoons
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B39/00—Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude
    • B63B39/10—Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude to decrease vessel movements by damping the waves, e.g. by pouring oil on water
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02B—HYDRAULIC ENGINEERING
    • E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
    • E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
    • E02B3/06—Moles; Piers; Quays; Quay walls; Groynes; Breakwaters ; Wave dissipating walls; Quay equipment
    • E02B3/068—Landing stages for vessels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B2221/00—Methods and means for joining members or elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B2231/00—Material used for some parts or elements, or for particular purposes
    • B63B2231/40—Synthetic materials
    • 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
    • Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
    • Y02A10/11—Hard structures, e.g. dams, dykes or breakwaters
    • 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

Definitions

  • the present invention relates to a buoyancy body for offshore structures, and more specifically, the buoyancy body itself is formed of a watertight bulkhead inside and a tube formed with a fixed ring and a connection ring on the outside, so that it can be installed without a separate connection socket as well as when damaged. It relates to a buoyancy body for offshore structures that can maintain a constant buoyancy.
  • Floating structures floating on the sea are used for a variety of purposes.
  • the buzan bridge for docking the ship refers to the buzan bridge, a mooring facility built at the waterside to dock the ship, and a bridge connecting the land and the buzan bridge. It is widely used as a part of port facilities by facilitating docking of ships regardless of fluctuations.
  • the floating marine structure is installed on the sea to float in water using a buoyant body made of a hollow tube having a hollow space formed therein.
  • the floating bridge is made of floating hollow buoyant body made of floating water, and a floor reinforcement plate made of reinforced concrete, steel plate, wood, and resin is placed on top of it, so that passengers can board and unload cargo easily. have.
  • the buoyant bridge Since the buoyant bridge is integral with the buoyant body and its upper part is completely sealed with a top plate such as concrete, it has a heavy weight disadvantage and cannot be disassembled after assembly, making it difficult to install the buzan bridge by moving it through land. there is a problem.
  • buoyancy pipes it is common to provide a plurality of buoyancy pipes, install the buoyancy pipes to be connected to each other by separate connection brackets, and manufacture a floating bridge by combining the bottom bracket with the connection bracket and the buoyancy pipe.
  • Examples of maritime structures such as floating bridges manufactured using connecting brackets, Patent Registration Nos. 1448948 (brackets for connecting buoyant bodies and floating bridges using them), No. 1536278 (buoyant body support holders for installing additional buoyancy bodies and the same) Marine floating structures used), No. 1806193 (sea floating structures with reduced rolling and improved resilience) are disclosed.
  • the above-described offshore structure has a problem in that the buoyancy body is integrally formed, and when the partial damage to the buoyancy body occurs, the offshore structure itself may sink due to leakage.
  • buoyancy body is easily shaken by seawater movement and waves as it is simply floating in seawater, and especially when the waves collide, its pressure directly acts to cause damage (both end parts and bottom surfaces by shaking) There is a problem in that there is a hole that is severely shaken as well as there is a hole.
  • the present invention was devised to solve the above-mentioned problems, and the buoyant body having a plurality of watertight spaces has a simple structure without using a separate connection socket by manufacturing a tube body having a plurality of watertight bulkheads formed therein. It can be formed, and by forming seawater wave grooves and seawater passage holes on both circumferential surfaces and both ends, a part of the waves introduced into both ends of the buoyancy tube breaks through and the other part is re-circulated to reduce the power of the secondary waves
  • the idea is to provide a buoyant body for offshore structures.
  • the present invention provides an anti-skid plate installed by extruding the anti-skid plate on the upper surface of the buoyancy tube and integrally forming it together with the buoyancy tube. It is to provide a buoyancy body for offshore structures that can be easily manufactured.
  • the solution of the present invention for achieving the above object is provided with a plurality of watertight bulkheads 11 at regular intervals along the longitudinal direction, the outer circumferential surface is fused to the inner surface to be integrally formed, and the watertight bulkhead 11
  • a plurality of watertight spaces 12 are independently formed to provide a buoyancy tube 10 to provide buoyancy; It is formed with a groove of a predetermined depth from the end to the outermost watertight bulkhead 11 at both ends in the longitudinal direction of the buoyancy pipe 10, through the both ends of the buoyancy pipe 10 in a state where the lower part is submerged in seawater A seawater breaking groove (20) that induces a wave introduced into the inside to be broken after hitting the outermost watertight bulkhead (11);
  • the buoyancy pipe 10 is formed to pass through the buoyancy pipe to the circumferential surfaces of both end portions in the longitudinal direction of the buoyancy pipe 10 to communicate with the seawater breaking groove 20, and a part of seawater and waves introduced into the seawater breaking groove passes through the buoyancy pipe 10
  • the buoyancy tube 10 has a cross section so that the lower portion has an arc shape. 'It is preferably formed in a shape.
  • the buoyancy pipe 10 by introducing the watertight bulkhead 11 at regular intervals during the extrusion molding process of the pipe forming an outer shape, the entire outer circumferential surface of the watertight bulkhead is fused to the inner surface of the buoyancy pipe while each watertight bulkhead is fused. After forming a plurality of watertight spaces (12) to be formed and cut to a set length, it is produced by cutting so that the seawater breaking grooves (20) are formed on both sides.
  • an anti-slip plate 50 made of a resin material is installed on the upper surface of the buoyancy tube 10, and the anti-slip plate 50 is integral with the buoyancy tube through extrusion molding on the upper surface of the buoyancy tube 10. It is preferable to form.
  • the buoyant body for the offshore structure having the above-described configuration, it is possible to provide a plurality of watertight spaces in the buoyancy pipe without the use of a connection socket, so that it is easy to manufacture and the structure is simple, thereby significantly reducing the production cost. There is.
  • seawater breaking groove and the seawater passing hole are formed on both sides and both sides of the buoyancy pipe, they are effectively broken even if the waves collide, and some are escaped through the seawater passing hole, and some are reverted through the seawater breaking groove and secondary.
  • the strength of the wave is reduced or canceled while colliding with the wave coming in, and the seawater moves smoothly while being submerged in the seawater, so that the flow, such as rolling, is minimized, and the floating state can be more stably maintained. It has the effect of preventing damage.
  • the anti-slip plate when installed on the upper surface of the buoyancy tube, the anti-slip plate is extruded on the produced buoyancy tube and integrally formed together, so that it can be easily produced in a short time and can also reduce manufacturing cost. .
  • FIG. 1 is a perspective view of a buoyancy body for a marine structure according to the present invention
  • FIG. 2 is a cross-sectional view taken along line A-A in FIG. 1,
  • Figure 3 is a cross-sectional view of the water-tight bulkhead of the'T' fusion according to the invention
  • Figure 5 is a connection state in the width direction of the buoyancy for offshore structures according to the present invention.
  • Figure 6 is a longitudinal connection state of the buoyancy body for offshore structures according to the invention.
  • Figure 7 is a state diagram integrally formed by extruding a non-slip plate on the upper surface of the buoyancy tube according to the present invention
  • Figure 8 is a state diagram showing an embodiment of a floating bridge is installed buoyancy body according to the present invention.
  • the buoyancy body for offshore structures is a buoyancy body for floating buoyancy by providing buoyancy so that a marine structure such as a floating pier or aquaculture can be installed on the sea.
  • the buoyancy body includes a buoyancy tube 10 having a plurality of watertight spaces 12 formed therein, a seawater swelling groove 20 formed on both sides of the buoyancy tube 10, and a seawater swelling groove 20. It consists of a seawater passage hole 30 formed in communication and a fixing ring 40 formed on the outer surface of the buoyancy tube 10.
  • the buoyancy pipe 10 is formed with a plurality of watertight bulkheads 11 at regular intervals along the longitudinal direction therein to form a plurality of watertight spaces 12 therein.
  • the watertight bulkhead 11 is formed by drawing inside during the production of the tube body forming the buoyancy tube 10.
  • the watertight bulkhead 11 is introduced into the inside at regular intervals so that the entire outer circumferential surface of the watertight bulkhead is fused to the inner surface of the tube body, so that a plurality of watertight spaces between each watertight bulkhead ( 12) is to form the tube body to be formed, and cut the molded tube body to a predetermined length to produce the buoyancy tube 10.
  • the plurality of watertight spaces 12 are formed by the watertight bulkhead 11, so that even if a part of the buoyancy pipe is flooded and the watertight space of the damaged part is flooded, the buoyancy is maintained by the remaining watertight spaces, thereby preventing sinking. .
  • the watertight bulkhead 11 may have a cross-sectional shape of' ⁇ ' as shown in FIG. 2 or a'T' shape as shown in FIG. 3.
  • the watertight bulkhead 11 When the watertight bulkhead 11 is formed in a'T' type, it is for reinforcing the upper portion of the buoyancy pipe 10, and when a considerable pressure is applied from the upper side of the buoyancy pipe, such as when a lot of load is loaded depending on the application. This is to prevent damage to the buoyancy tube.
  • the watertight bulkhead 11 may be provided in a suitable form according to the purpose of the offshore structure to which the buoyant body is applied.
  • the buoyancy pipe 10 may be manufactured in a transportable length (approximately 1 m to a length (m) according to a user's request), and the watertight bulkhead 11 may be a space required by a user (approximately 0.5 to a user's request)
  • the gap (m)) may be provided to be fusionally provided inside the buoyancy pipe 10.
  • the seawater circumferential groove 20 is formed at both ends in the longitudinal direction of the buoyancy tube 10 and has a certain depth from the end to the outermost watertight bulkhead 11 for the introduction of seawater in the state installed on the sea. It is formed as a groove, and is provided so that a lower portion is submerged in seawater.
  • the seawater breaking groove 20 is prevented from being shaken by the buoyant pipe 10 by the incoming seawater as the seawater is in the lower part, thereby minimizing the flow of the buoyant body to maintain a more stable floating state. It will help you.
  • seawater breaking groove 20 is formed to a certain depth, when the wave is drawn into the seawater breaking groove, the incoming seawater hits the outermost watertight bulkhead 11 and then breaks out again.
  • the seawater passing hole 30 is formed to communicate with the seawater breaking groove 20 by penetrating the surface of the buoyant pipe on both circumferential surfaces of the buoyant pipe 10 in the longitudinal direction.
  • the lower part of the buoyancy tube 10 that is, the part submerged in seawater, communicates through the seawater passage hole through the seawater circulating groove, thereby minimizing the shaking of the buoyancy tube 10. It has the effect of minimizing or preventing the ripples of seawater when rolling or shaking of offshore structures.
  • the waves introduced into the seawater breaking groove hit the circumferential surface of the buoyancy tube in which a plurality of seawater passing holes 30 are formed. Even though it is split, it breaks finely as it passes through the seawater passage hole and escapes in the circumferential direction of the buoyant pipe, and partly breaks again in the direction facing the seawater breaking groove (the direction of entering the wave), colliding with the second wave.
  • the fixing ring 40 is fixed by connecting the buoyancy tube and the buoyancy tube arranged parallel to each other in the width direction, or by connecting the buoyancy tube and the bottom reinforcement plate 51 installed above the buoyancy tube to each other to fix it. It is provided to give.
  • the fixed ring 40 may be formed in plural on each side of the buoyancy tube 10, or may be installed in plural on only one outer surface, and in the form of a ring formed with holes in the up and down direction to pass or bind the connecting means. It is preferably provided.
  • the fixed ring 40 When the fixed ring 40 is formed on both sides of the buoyancy tube, the fixed ring may be formed to be located on the same horizontal line on each side of the buoyancy tube, as shown in Figures 4 and 5 on both sides of the buoyancy tube It is formed to be staggered at different heights, and is arranged parallel to each other, so that the fixing rings installed in the buoyancy pipes can be engaged with each other when fitted with the buoyancy pipes provided adjacently.
  • the connecting means may use a rope or a bolt and a nut.
  • the buoyancy pipe 10 needs to be interconnected in the longitudinal direction in addition to the interconnection in the width direction when manufacturing a relatively large offshore structure.
  • connecting rings 45 are formed on both outer surfaces in the longitudinal direction of the buoyancy tube 10.
  • the connecting ring 45 is a ring shape in which holes are formed in the left and right directions on the inside, and the adjacent buoyancy pipes can be connected to each other by connecting means such as a rope or a stainless bolt and a nut.
  • the linking rings 45 are formed to be two or more rather than one, so that they are not easily separated in the state of being connected by the connecting means, while maintaining a reduced connection state.
  • the buoyancy pipe 10 is not limited in its shape, but the cross section is so that the lower portion has an arc shape to effectively install the bottom reinforcement plate 51 installed on the upper side while being less affected by seawater.
  • 'It is preferably formed in a shape.
  • each buoyancy tube is connected to a separate connection bracket formed on the top of the plate, and a bottom reinforcement plate such as a scaffold is formed on the top of the connection bracket to form a buoyancy body.
  • the buoyancy tube itself is to be able to form a buoyancy body in a flat top to directly install the anti-slip plate, such as a floor reinforcement plate or a footrest.
  • the buoyancy pipe does not need to use a separate connection bracket because it forms a watertight space 12 by drawing a watertight bulkhead 11 therein during the extrusion molding process of the pipe. And also the cross section when forming the pipe. 'It is possible because it can be extruded into a shape.
  • the bottom reinforcement plate 51 may be formed of any one of reinforced concrete, steel plate, wood, and resin material, and the bottom reinforcement plate is manufactured separately and then supported on the upper surface of the buoyancy tube 10 Can be installed by combining and assembling.
  • a finishing plate may be additionally installed according to the type of offshore structure.
  • a non-slip plate 50 made of a resin material may be installed on the upper surface of the buoyancy pipe 10.
  • the anti-skid plate is directly extruded and attached to the upper surface of the buoyancy pipe to attach it to the buoyancy pipe. It can be integrally formed.
  • the non-slip plate 50 to be extruded may be integrally formed along the longitudinal direction of the buoyancy tube 10 by extruding it to an area equal to or greater than the upper area of the buoyancy tube 10.
  • the anti-slip plate 50 can be installed when used alone without the combination of a separate floating structure such as a cage farm, and the bottom reinforcement plate 51 is a floating bridge, a mooring facility, and a marine cargo loading facility or barge. When used in structures such as, it is installed for the purpose of reinforcing the bottom surface.
  • bottom reinforcement plate 51 it will be preferable to be provided in a direction orthogonal to the buoyancy tube for reinforcement.
  • the buoyancy pipe 10 is produced by buoyant pipes by cutting the fusion-molded tube body by a predetermined length by inserting a watertight bulkhead 11 therein during the extrusion molding process of the pipe. In this case, it would be desirable to cut the middle portion of the watertight space 12 so that the seawater swelling grooves 20 are formed on both sides.
  • the space of the seawater breaking groove 20 formed on both sides of the buoyancy pipe may be formed smaller through an additional process such as cutting both ends of the buoyancy pipe after cutting the pipe.
  • a plurality of watertight spaces are formed inside the buoyancy pipe, so that even if a part is submerged due to damage, sinking can be prevented as buoyancy is maintained due to the remaining watertight space, and seawater passes through the seawater. It is possible to maintain a stable floating state while minimizing the buoyancy of buoyancy pipes by entering the seawater breaking groove through and passing through the opening or the seawater entering the seawater breaking groove through the seawater passage hole. When it collides, it breaks into fine pieces and passes through the seawater passage hole, thereby preventing damage to the buoyancy pipe caused by the waves while preventing the phenomenon of waves rising from the buoyancy pipe from rising.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Ocean & Marine Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Environmental Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Animal Husbandry (AREA)
  • Zoology (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Environmental & Geological Engineering (AREA)
  • Marine Sciences & Fisheries (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Revetment (AREA)

Abstract

La présente invention concerne un corps de flottabilité pour une structure marine, qui a des cloisons étanches soudées à l'intérieur de façon à former des espaces étanches indépendants de telle sorte qu'une flottabilité prédéterminée soit maintenue lorsque la structure marine est endommagée. Le corps de flottabilité comprend : un tube de flottabilité comprenant une pluralité de cloisons étanches disposées dans un intervalle régulier le long d'une direction longitudinale de celui-ci pour former des espaces étanches indépendants à l'intérieur de celui-ci de façon à assurer la flottabilité ; des renfoncements de rotation d'ondes d'eau de mer formés au niveau de parties d'extrémité opposées dans le sens de la longueur du tube de flottabilité, en tant que renfoncements ayant une profondeur prédéterminée entre des extrémités des parties d'extrémité et les cloisons étanches les plus à l'extérieur, de façon à induire des ondes à tourner après avoir frappé les cloisons étanches les plus à l'extérieur ; une pluralité de trous de passage d'eau de mer formés dans les surfaces circonférentielles des parties d'extrémité opposées dans le sens de la longueur du tube de flottabilité à travers le tube de flottabilité pour communiquer avec les renfoncements de rotation d'ondes d'eau de mer de façon à permettre à l'eau de mer de passer à travers celui-ci ; et une pluralité de crochets de fixation installés sur des surfaces externes opposées ou une surface externe du tube de flottabilité.
PCT/KR2019/018488 2019-01-04 2019-12-26 Corps de flottabilité pour structure marine WO2020141797A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201980085841.8A CN113226916A (zh) 2019-01-04 2019-12-26 海上结构物用浮体

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020190001370A KR102014812B1 (ko) 2019-01-04 2019-01-04 해상 구조물용 부력체
KR10-2019-0001370 2019-01-04

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WO2020141797A1 true WO2020141797A1 (fr) 2020-07-09

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KR (1) KR102014812B1 (fr)
CN (1) CN113226916A (fr)
WO (1) WO2020141797A1 (fr)

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CN114541316A (zh) * 2021-11-15 2022-05-27 浙江数智交院科技股份有限公司 一种具有调谐液态阻尼的浮式防波堤

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