CN110130294B - Floating type anti-ice structure of marine structure and installation method thereof - Google Patents
Floating type anti-ice structure of marine structure and installation method thereof Download PDFInfo
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- CN110130294B CN110130294B CN201810128529.XA CN201810128529A CN110130294B CN 110130294 B CN110130294 B CN 110130294B CN 201810128529 A CN201810128529 A CN 201810128529A CN 110130294 B CN110130294 B CN 110130294B
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- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000009434 installation Methods 0.000 title abstract description 16
- 230000009467 reduction Effects 0.000 claims abstract description 36
- 238000013016 damping Methods 0.000 claims description 35
- 230000002093 peripheral effect Effects 0.000 claims description 9
- 239000011358 absorbing material Substances 0.000 claims description 5
- 230000035939 shock Effects 0.000 abstract description 6
- 230000004308 accommodation Effects 0.000 description 7
- 230000008859 change Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 241000282326 Felis catus Species 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 238000011900 installation process Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B17/00—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
- E02B17/0017—Means for protecting offshore constructions
- E02B17/0021—Means for protecting offshore constructions against ice-loads
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B17/00—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
- E02B17/0017—Means for protecting offshore constructions
- E02B17/003—Fenders
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention relates to the technical field of ocean engineering, in particular to a floating type anti-ice structure of an ocean structure and an installation method thereof. The floating type ice-breaking structure comprises an axially hollow ice-breaking shell, wherein a vibration-reducing member is arranged in the ice-breaking shell, a plurality of accommodating spaces are formed between the vibration-reducing member and the ice-breaking shell, at least one floating body is arranged in the accommodating spaces, and the ice-breaking shell is sleeved on a supporting pile of a marine structure in an axially movable manner through the vibration-reducing member. The installation method comprises the steps of firstly, prefabricating an ice breaking shell, a vibration reduction component and a supporting pile on land, and installing the vibration reduction component on the ice breaking shell; driving the support piles into the seabed target positions; thirdly, placing a floating body between the inside of the ice breaking shell and the vibration reduction component; step four, mounting the vibration reduction component on the support pile; and fifthly, adjusting the buoyancy of the floating body to enable the ice breaking shell to float on the sea surface. The installation is convenient, and the ice force and the ice shock vibration suffered by the ocean structure main body can be reduced.
Description
Technical Field
The invention relates to the technical field of ocean engineering, in particular to a floating type anti-ice structure of an ocean structure and an installation method of the floating type anti-ice structure.
Background
With the development of the marine structures in ice areas, it was found that sea ice directly acts on the marine structure body and is extremely harmful to the marine structure body, and therefore, an anti-ice structure needs to be provided. The conventional anti-icing structure is generally an up-down cone structure fixedly arranged on the main body of the marine structure, and the structure needs to cover the range of tide level variation in the whole winter, and because the sea tide level variation is large, the volume and the weight of the anti-icing structure are often large, and the anti-icing structure needs to be welded on the sea frequently, so that the installation is inconvenient. Thus, the conventional anti-ice structure has the following problems: firstly, the economy is poor; secondly, in the non-freezing period, the huge anti-icing structure can increase the wave load of the whole ocean structure; and the anti-ice structure is rigidly and fixedly connected with the ocean structure main body, so that the fatigue life of the ocean structure main body can be seriously influenced by ice shock vibration.
Disclosure of Invention
The invention aims to provide a floating anti-ice structure of a marine structure and an installation method thereof, wherein the floating anti-ice structure has a simple structure and is convenient to install, and ice force and ice shock vibration suffered by a marine structure main body can be reduced, so that the defects in the prior art are overcome.
In order to solve the technical problems, the invention adopts the following technical scheme:
The utility model provides a floating type anti-icing structure of marine structure, includes an axial hollow icebreaking shell, installs a damping member in the internally mounted of icebreaking shell, constitutes a plurality of accommodation spaces between damping member and the icebreaking shell, is equipped with at least one body in the accommodation space, and the icebreaking shell passes through damping member and can axially movable suit on the support stake of marine structure.
Preferably, the vibration absorbing member is made of an energy absorbing material.
Preferably, the vibration damping member has an assembling surface connected to the outer peripheral surface of the support pile, at least one axially extending groove is provided on the assembling surface, at least one boss is provided on the outer peripheral surface of the support pile, and the boss is axially slidably inserted into the groove.
Preferably, the vibration damping member comprises a collar sleeved on the support pile in an axially movable manner and a plurality of connecting pieces distributed on the outer peripheral surface of the collar at intervals, wherein the connecting pieces are connected with the ice breaking shell, and an accommodating space is formed between two adjacent connecting pieces and the ice breaking shell.
Preferably, a plurality of rib plates are provided at intervals on the inner circumferential surface of the ice breaking housing, the rib plates are connected with the vibration damping members, and an accommodating space is formed between two adjacent rib plates and the vibration damping members.
Preferably, the float is an inflatable or deflatable balloon.
Preferably, the upper end of the ice breaking housing has an annular upper cover plate on which the berthing member is mounted.
Preferably, the berthing member is connected to a ladder mounted on a cage movably sleeved over the support piles.
The installation method of the floating type anti-ice structure of the marine structure comprises the following steps: firstly, prefabricating an ice breaking shell, a vibration reduction component and a supporting pile on land, and installing the vibration reduction component on the ice breaking shell; driving the support piles into the seabed target positions; thirdly, placing a floating body in an accommodating space between the inside of the ice breaking shell and the vibration reduction component; step four, mounting the vibration reduction component on the support pile; and fifthly, adjusting the buoyancy of the floating body to enable the ice breaking shell to float on the sea surface.
Preferably, in the first step, the method further comprises prefabricating a berthing member, a ladder stand and a sleeve cage on land, installing the ladder stand on the sleeve cage, connecting the ladder stand with the berthing piece, and installing the berthing piece on an annular upper cover plate at the upper end of the ice breaking shell.
Compared with the prior art, the invention has obvious progress:
According to the floating type anti-ice structure of the ocean structure and the installation method of the floating type anti-ice structure, the vibration reduction component is arranged between the ice breaking shell and the supporting pile, and vibration energy is absorbed by the vibration reduction component, so that the transmission of ice load received by the ice breaking shell to the supporting pile can be effectively reduced, the ice force and ice shock vibration received by an ocean structure main body connected with the supporting pile are reduced, and the fatigue life of the ocean structure main body is prolonged; the floating body is arranged in the accommodating space between the vibration reduction component and the ice breaking shell, the floating body provides buoyancy, the integral buoyancy and draft of the floating type ice-resistant structure can be maintained, the floating body floats up and down on the supporting piles along with the change of tide level and floats on the sea surface all the time, so that the floating type ice-resistant structure can adapt to the change of sea tide level, ice always acts on the ice-resistant shell, and therefore the steel consumption of the floating type ice-resistant structure can be effectively reduced; the ice breaking shell, the vibration reduction component and the floating body can be prefabricated on land and assembled together to form an integral structure, so that the floating type ice-resistant structure can be installed on the supporting piles on the sea at one time, the structure is simple, offshore operation procedures are reduced, and the installation process is very convenient.
Drawings
Fig. 1 is a schematic perspective view of a floating anti-ice structure of a marine structure according to an embodiment of the present invention.
FIG. 2 is a schematic cross-sectional view taken along line A-A of FIG. 1.
FIG. 3 is a schematic top view of a floating anti-ice structure of a marine structure according to an embodiment of the present invention with the berthing members, ladders and cages removed.
Fig. 4 is a schematic cross-sectional view taken along B-B in fig. 3.
Fig. 5 is a schematic structural view of a vibration damping member according to an embodiment of the present invention.
Fig. 6 is a schematic structural view of a support pile according to an embodiment of the present invention.
Fig. 7 is a schematic structural view of an ice breaking housing according to an embodiment of the present invention.
In the figure:
1. icebreaking shell 10, annular upper cover plate
11. Rib 111, third connecting plate
112. Fourth connecting plate 2, vibration damping member
20. Fitting surface 201, groove
21. Collar 22, connector
221. First and second connection plates 222 and 222
3. Accommodation space 4, floating body
5. Supporting pile 501 and boss
6. Bolt 7, berthing member
8. Ladder 9 and cage
Detailed Description
The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings. These embodiments are merely illustrative of the present invention and are not intended to be limiting.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
Furthermore, in the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
As shown in fig. 1 to 7, one embodiment of a floating anti-ice structure of a marine structure of the present invention.
Referring to fig. 1 and 2, the floating type ice-breaking structure of the present embodiment includes an axially hollow ice-breaking housing 1, and a vibration-damping member 2 is installed inside the ice-breaking housing 1, the vibration-damping member 2 being for absorbing vibration energy. A plurality of accommodation spaces 3 are formed between the vibration damping member 2 and the icebreaking housing 1, and at least one floating body 4 is provided in the accommodation spaces 3, the floating body 4 providing buoyancy. The ice breaking shell 1 is sleeved on a supporting pile 5 of the marine structure through a vibration reduction member 2 in an axially movable manner, the supporting pile 5 can be a pile leg structure of the marine structure, for example, a fan foundation pile or an offshore oil platform foundation pile, and the supporting pile 5 can be a straight pile or a diagonal pile. The buoyancy provided by the floating body 4 can maintain the integral buoyancy and draft of the floating type anti-ice structure, so that the floating type anti-ice structure floats up and down on the supporting piles 5 along with the change of the tide level and floats on the sea surface all the time, thereby being capable of adapting to the change of the sea tide level and enabling ice to act on the anti-ice shell 1 all the time, and therefore the steel consumption of the floating type anti-ice structure of the embodiment can be effectively reduced. By absorbing the vibration energy by the vibration absorbing member 2, the transmission of the ice load received by the ice breaking housing 1 to the support piles 5 can be effectively reduced, thereby reducing the ice force and the ice shock vibration received by the marine structure body connected to the support piles 5 and prolonging the fatigue life of the marine structure body.
Preferably, the damping member 2 in this embodiment is made of an energy absorbing material, so that the ice load transmitted by the ice breaking housing 1 can be absorbed by the material characteristics of the damping member 2 itself. The energy absorbing material is a material capable of absorbing vibration energy, and the material of the energy absorbing material is not limited, and may be, for example, rubber, or other materials capable of absorbing vibration energy.
Further, referring to fig. 2,3, 4 and 5, the vibration damping member 2 in the present embodiment includes a collar 21 and a connecting piece 22, the collar 21 is axially movably sleeved on the support pile 5, the connecting piece 22 is provided with a plurality of connecting pieces 22, and all the connecting pieces 22 are distributed on the outer circumferential surface of the collar 21 at intervals. Each connecting piece 22 is connected with the ice breaking housing 1, and an accommodating space 3 is formed between two adjacent connecting pieces 22 and the ice breaking housing 1.
Preferably, referring to fig. 5, the vibration damping member 2 has a fitting surface 20 connected to the outer circumferential surface of the support pile 5, and in this embodiment, the inner circumferential surface of the collar 21 of the vibration damping member 2 is the fitting surface 20 connected to the outer circumferential surface of the support pile 5, and at least one axially extending groove 201 is provided on the fitting surface 20. Referring to fig. 6, at least one boss 501 is provided on the outer circumferential surface of the support pile 5. When the vibration reduction member 2 is sleeved on the support pile 5, the boss 501 on the support pile 5 can be axially slidably inserted into the groove 201 of the assembly surface 20 of the vibration reduction member 2 (see fig. 2). Therefore, the ice breaking shell 1 is sleeved on the supporting pile 5 of the ocean structure in an axially movable manner through the vibration reduction member 2, and the vibration reduction member 2 is guided and limited in the axial movement on the supporting pile 5 through the cooperation of the boss 501 and the groove 201, so that the vibration reduction member 2 can be prevented from rotating circumferentially on the supporting pile 5, and the stability and the reliability of the floating type ice-resisting structure in the embodiment can be ensured. Preferably, all the grooves 201 are uniformly distributed on the mounting surface 20, and correspondingly, all the bosses 501 are uniformly distributed on the outer peripheral surface of the support pile 5 and correspond to the grooves 201 one by one.
Preferably, referring to fig. 5, each of the connection pieces 22 extends in the axial direction of the collar 21 on the outer circumferential surface of the collar 21, and all the connection pieces 22 are equally spaced on the outer circumferential surface of the collar 21 so that the vibration damping member 2 can uniformly absorb the ice load transferred from the ice breaking housing 1. The number of the connection members 22 in the present embodiment is not limited. To ensure the connection strength, the length of each connection piece 22 is preferably equal to the length of the collar 21. In this embodiment, each connecting member 22 includes a first connecting plate 221 and a second connecting plate 222 perpendicular to each other, and the first connecting plate 221 and the second connecting plate 222 form the connecting member 22 with a "T" shape in cross section. The first connection plate 221 is vertically connected to the outer circumferential surface of the collar 21, and the second connection plate 222 is connected to a side of the first connection plate 221 away from the outer circumferential surface of the collar 21, so that the connection member 22 may be connected to the ice breaking housing 1 through the second connection plate 222.
Further, referring to fig. 2, 4 and 7, the ice-breaking housing 1 in the present embodiment is in a truncated cone shape, so that it has an ice-breaking function, and can effectively reduce the ice load and cause the ice cubes to bend and break. The vertical inclination value of the outer circumferential surface of the truncated cone-shaped ice-breaking housing 1 is not limited, and is determined according to the comparison of the wave load and the ice load action of the ice area. The specific size of the ice-breaking housing 1 is not limited, and it should be designed according to the ice thickness of the ice area, the ice load application position, the ocean tide level variation range, and the size of the support piles 5.
Preferably, the hollow part in the axial direction inside the ice breaking housing 1 is also in a truncated cone shape, a plurality of rib plates 11 are arranged on the inner peripheral surface of the ice breaking housing 1 at intervals, the rib plates 11 are connected with the vibration damping members 2, and the accommodating space 3 is formed between the two adjacent rib plates 11 and the vibration damping members 2. The rib 11 may increase the rigidity of the ice-breaking housing 1 and improve the ice-resistance of the ice-breaking housing 1, in addition to being connected to the vibration damping member 2.
In this embodiment, the rib 11 is connected to the second connecting plate 222 of the connector 22 on the vibration damping member 2. The number of the rib plates 11 is not limited and may be the same as the number of the connection pieces 22 on the vibration damping member 2, and the rib plates 11 on the ice-breaking housing 1 are connected in one-to-one correspondence with the connection pieces 22 on the vibration damping member 2. Preferably, the rib 11 includes a third connecting plate 111 and a fourth connecting plate 112, the third connecting plate 111 is abutted with the second connecting plate 222 of the vibration damping member 2, one side of the fourth connecting plate 112 is vertically connected with the third connecting plate 111, and the other side of the fourth connecting plate 112 is matched with the inner circumferential surface of the ice breaking housing 1 and connected with the inner circumferential surface of the ice breaking housing 1. The connection between the icebreaking housing 1 and the damping component 2 is thereby achieved, and a receiving space 3 is formed between two ribs 11 adjacent to the icebreaking housing 1 and two connecting pieces 22 adjacent to the corresponding damping component 2. In the present embodiment, the connection manner between the fourth connection plate 112 of the rib 11 and the third connection plate 111 of the connection member 22 is not limited, and may be the connection by the bolt 6, or may be another connection manner capable of achieving effective connection between the fourth connection plate 112 and the third connection plate 111.
Further, the floating body 4 in this embodiment may be an inflatable or deflatable air bag, and the air bag may be a rubber air bag, which has the advantages of convenient installation and convenient adjustment of buoyancy. The number of the floating bodies 4 is not limited, and may be designed according to the size of the receiving space 3 between the ice breaking housing 1 and the vibration damping member 2, the overall size and weight of the floating type anti-ice structure, and the amount of buoyancy that the single floating body 4 can provide. When the floating body 4 adopts an air bag, the air charging amount of the air bag can be adjusted according to the convenience of the installation stage of the floating type anti-icing structure and the buoyancy and draft suffered by the marine structure in the normal operation stage.
Further, referring to fig. 1, in the present embodiment, an annular upper cover plate 10 is provided at the upper end of the ice breaking housing 1, and a berthing member 7 is installed on the annular upper cover plate 10, and the berthing member 7 is used to enable the floating ice-resistant structure of the present embodiment to have a ship berthing function, so as to facilitate the operation and maintenance of the marine structure. The specific form of the berthing member 7 is not limited and conventional berthing members may be employed.
Further, the berthing member 7 is connected to a ladder 8, the ladder 8 is mounted on a cage 9, and the cage 9 is movably sleeved on the support piles 5. The reliable passing of personnel between the ship and the ocean structure can be realized through the ladder stand 8 and the sleeve cage 9. Thus, the floating type ice-resistant structure of the present embodiment can be an integrated structure combining ice-resistant, berthing and ladder functions.
When the floating type anti-icing structure of the embodiment is installed, the ice breaking shell 1, the vibration reduction component 2, the berthing component 7, the ladder stand 8 and the sleeve cage 9 can be prefabricated on land and assembled together, the floating body 4 can be placed in the accommodating space 3 between the ice breaking shell 1 and the vibration reduction component 2 on land in advance, so that an integral structure is formed, the floating type anti-icing structure can be installed on the supporting pile 5 on the sea at one time, the structure is simple, offshore operation procedures are reduced, and the installation process is very convenient.
Based on the floating type anti-ice structure of the ocean structure, the embodiment also provides an installation method of the floating type anti-ice structure of the ocean structure. The installation method of the floating type ice-resistant structure of the embodiment comprises the following steps:
Step one, prefabricating an ice breaking housing 1, a vibration reduction member 2 and a support pile 5 on land, and installing the vibration reduction member 2 on the ice breaking housing 1. Preferably, a berthing member 7, a ladder stand 8 and a sleeve cage 9 are also prefabricated on land, the ladder stand 8 is mounted on the sleeve cage 9, the ladder stand 8 is connected with the berthing member 7, and the berthing member 7 is mounted on an annular upper cover plate 10 at the upper end of the icebreaking housing 1. Preferably, the vibration damping member 2 has a fitting surface 20 connected to the outer circumferential surface of the support pile 5, at least one axially extending groove 201 is provided on the fitting surface 20, and a plurality of bosses 501 are provided on the outer circumferential surface of the prefabricated support pile 5.
And secondly, driving the support piles 5 into the seabed target position.
And thirdly, placing a floating body 4 in the accommodating space 3 between the inside of the ice breaking shell 1 and the vibration reduction member 2. Preferably, the float 4 is a balloon, which may be a rubber balloon. The air-filled amount of the air bag should satisfy the convenience of the installation of the floating type ice-resistant structure.
And step four, the vibration reduction member 2 is mounted on the support pile 5, and the groove 201 on the mounting surface 20 of the vibration reduction member 2 is in sliding fit connection with the boss 501 on the support pile 5, so that the floating type ice-resistant structure is mounted on the sea surface at one time.
And fifthly, adjusting the buoyancy of the floating body 4 to enable the ice breaking shell 1 to float on the sea surface. When the floating body 4 is an air bag, the buoyancy of the floating body can be regulated by regulating the inflation amount of the air bag, so that the floating body can provide enough buoyancy to ensure that the icebreaking shell 1 can be always in a floating state, namely, the floating type ice-resisting structure always floats on the sea surface.
Thus, the floating type ice-resistant structure is installed on the sea surface.
In summary, the floating type anti-icing structure of the marine structure and the installation method of the floating type anti-icing structure of the marine structure have the following advantages:
(1) By arranging the vibration reduction member 2 between the ice breaking shell 1 and the support piles 5, the vibration energy is absorbed by the vibration reduction member 2, and the transmission of the ice load received by the ice breaking shell 1 to the support piles 5 can be effectively reduced, so that the ice force and the ice shock vibration received by the ocean structure main body connected with the support piles 5 are reduced, and the fatigue life of the ocean structure main body is prolonged.
(2) Through setting up body 4 in the accommodation space 3 between damping component 2 and icebreaking housing 1, provide buoyancy by body 4, can maintain the holistic buoyancy of floating anti ice structure and draft, make it float about supporting pile 5 along with the tide level change, float in the sea all the time to can adapt to the change of ocean tide level, make ice act on anti ice housing 1 all the time, consequently can effectively reduce the steel quantity of floating anti ice structure.
(3) Through set up berthing component 7, cat ladder 8 and cover cage 9 on icebreaking housing 1 for floating anti ice structure has simultaneously and anti ice, berths and cat ladder function, and icebreaking housing 1, damping member 2, berthing component 7, cat ladder 8 and cover cage 9 all can be prefabricated on the land and accomplish and assemble together, and body 4 also can place in advance on the land in the accommodation space 3 between icebreaking housing 1 and damping member 2, constitutes an overall structure from this, then can once only install floating anti ice structure on support stake 5 on the sea, simple structure, and reduced offshore operation process, the installation process is very convenient.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that modifications and substitutions can be made by those skilled in the art without departing from the technical principles of the present invention, and these modifications and substitutions should also be considered as being within the scope of the present invention.
Claims (8)
1. A floating ice-resistant structure of a marine structure, characterized by comprising an axially hollow ice-breaking shell (1), wherein a vibration reduction member (2) is arranged in the ice-breaking shell (1), a plurality of accommodating spaces (3) are formed between the vibration reduction member (2) and the ice-breaking shell (1), at least one floating body (4) is arranged in the accommodating spaces (3), the ice-breaking shell (1) is sleeved on a supporting pile (5) of the marine structure in an axially movable manner through the vibration reduction member (2), the vibration reduction member (2) is provided with an assembling surface (20) connected with the outer peripheral surface of the supporting pile (5), at least one groove (201) extending in the axial direction is arranged on the assembling surface (20), at least one boss (501) is arranged on the outer peripheral surface of the supporting pile (5), the boss (501) is axially slidably inserted in the groove (201), the vibration reduction member (2) comprises a lantern ring (21) sleeved on the supporting pile (5) in the axial direction, a plurality of lantern rings (21) and a plurality of lantern rings (22) are connected with the outer peripheral surface (22) of the supporting pile (1) in the axial direction, the accommodating space (3) is formed between two adjacent connecting pieces (22) and the ice breaking shell (1).
2. A floating anti-ice structure of a marine structure according to claim 1, characterized in that the vibration damping member (2) is made of an energy absorbing material.
3. A floating ice-resistant structure of a marine structure according to claim 1, characterized in that a plurality of ribs (11) are provided at intervals on the inner peripheral surface of the ice-breaking housing (1), the ribs (11) being connected to the vibration-damping member (2), the receiving space (3) being formed between two adjacent ribs (11) and the vibration-damping member (2).
4. A floating anti-ice structure of a marine structure according to claim 1, characterized in that the floating body (4) is an inflatable or deflatable balloon.
5. A floating anti-ice structure of a marine structure according to claim 1, characterized in that the upper end of the ice breaking housing (1) has an annular upper cover plate (10), on which annular upper cover plate (10) a berthing member (7) is mounted.
6. A floating ice-worthy structure for a marine structure according to claim 5, wherein the berthing member (7) is connected to a ladder (8), the ladder (8) being mounted on a cage (9), the cage (9) being movably sleeved on the support piles (5).
7. A method of installing a floating ice worthy structure of a marine structure according to any one of claims 1 to 6, comprising the steps of:
Prefabricating an ice breaking shell (1), a vibration reduction component (2) and a supporting pile (5) on land, and installing the vibration reduction component (2) on the ice breaking shell (1);
driving the support piles (5) into a seabed target position;
Thirdly, placing a floating body (4) in an accommodating space (3) between the interior of the ice breaking shell (1) and the vibration reduction component (2);
step four, mounting the vibration reduction component (2) on the supporting piles (5);
and fifthly, adjusting the buoyancy of the floating body (4) to enable the ice breaking shell (1) to float on the sea surface.
8. The method of installing a floating ice-resistant structure for a marine structure according to claim 7, further comprising, in the first step, prefabricating a berthing member (7), a ladder stand (8) and a cage (9) on land, installing the ladder stand (8) on the cage (9), connecting the ladder stand (8) with a berthing member, and installing the berthing member on an annular upper cover plate (10) at an upper end of the ice-breaking housing (1).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810128529.XA CN110130294B (en) | 2018-02-08 | 2018-02-08 | Floating type anti-ice structure of marine structure and installation method thereof |
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| CN201810128529.XA CN110130294B (en) | 2018-02-08 | 2018-02-08 | Floating type anti-ice structure of marine structure and installation method thereof |
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| CN110130294A CN110130294A (en) | 2019-08-16 |
| CN110130294B true CN110130294B (en) | 2024-06-11 |
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| CN113832933B (en) * | 2021-10-12 | 2022-06-17 | 江苏科技大学 | Bionic offshore anti-icing and deicing device |
| CN113915071B (en) * | 2021-11-11 | 2024-09-17 | 华能(广东)能源开发有限公司 | Ice-cone-resistant assembly and floating foundation |
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