CN111236288A - Be applied to marine wind power's single pile mechanism - Google Patents
Be applied to marine wind power's single pile mechanism Download PDFInfo
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- CN111236288A CN111236288A CN202010043405.9A CN202010043405A CN111236288A CN 111236288 A CN111236288 A CN 111236288A CN 202010043405 A CN202010043405 A CN 202010043405A CN 111236288 A CN111236288 A CN 111236288A
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- 230000007246 mechanism Effects 0.000 title claims abstract description 29
- 238000012423 maintenance Methods 0.000 claims abstract description 33
- 230000002093 peripheral effect Effects 0.000 claims abstract description 3
- 239000000725 suspension Substances 0.000 claims description 20
- 238000003032 molecular docking Methods 0.000 claims 1
- 230000006378 damage Effects 0.000 abstract description 6
- 238000010248 power generation Methods 0.000 abstract description 2
- 230000007797 corrosion Effects 0.000 abstract 1
- 238000005260 corrosion Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 14
- 230000009471 action Effects 0.000 description 6
- 230000008859 change Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
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- 230000001681 protective effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/10—Deep foundations
- E02D27/12—Pile foundations
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- 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
- E02B3/20—Equipment for shipping on coasts, in harbours or on other fixed marine structures, e.g. bollards
- E02B3/26—Fenders
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/42—Foundations for poles, masts or chimneys
- E02D27/425—Foundations for poles, masts or chimneys specially adapted for wind motors masts
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- 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
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
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Abstract
The application provides a be applied to marine wind power's single pile mechanism belongs to marine wind power generation field. The single pile comprises a single pile, wherein a first limiting plate and a second limiting plate are arranged on the single pile at intervals; the flow guide structure is rotatably sleeved on the outer peripheral side of the single pile and is positioned between the first limiting plate and the second limiting plate; the working platform is arranged on the top end of the single pile and is positioned above the second limiting plate; the fan tower drum is arranged on the working platform; and the maintenance assembly is connected to the working platform and is positioned on one side of the single pile. The flow guide structure is a columnar structure, and the cross section is formed by connecting an arc shape and a conical head and tail. The device simple structure, it is convenient to use, can prevent effectively that fan single pile structure from producing the condition of fatigue and assaulting the destruction under the wave effect, and can improve its crashproof ability, can also avoid it to take place the corrosion.
Description
Technical Field
The application relates to the field of offshore wind power generation, in particular to a single pile mechanism applied to offshore wind power.
Background
The construction of offshore wind power plays an important role in the adjustment of energy structures and the development of new energy, however, the conventional wind power single pile is very easy to cause fatigue and impact damage under the action of waves and tides, and the impact resistance of the conventional wind power single pile is poor.
Disclosure of Invention
An object of this application lies in providing a be applied to marine wind power's single pile mechanism, aims at improving the current relatively poor problem of marine wind power's wind-powered electricity generation single pile shock resistance.
The technical scheme of the application is as follows:
a monopile mechanism for offshore wind power applications, comprising:
the single pile is provided with a first limiting plate and a second limiting plate at intervals;
the flow guide structure is rotatably sleeved on the outer peripheral side of the single pile and is positioned between the first limiting plate and the second limiting plate;
the working platform is arranged on the top end of the single pile and is positioned above the second limiting plate;
the fan tower drum is arranged on the working platform;
and the maintenance assembly is connected to the working platform and is positioned on one side of the single pile.
As a technical scheme of this application, the water conservancy diversion structure is the column structure, and the cross section is formed by arc and toper end to end connection.
As a technical scheme of this application, the water conservancy diversion structure is the column structure, and the cross section is oval.
As a technical scheme of this application, the water conservancy diversion structure is the column structure, and the transversal quadrangle of personally submitting.
As a technical scheme of this application, all install the runner on the top of water conservancy diversion structure and the bottom, the runner rotationally cup joints on the single pile.
As a technical scheme of the application, the maintenance assembly comprises a retraction structure, a ship-leaning suspension ladder, a maintenance ship, a catenary and a positioning anchor; the retraction structure is arranged on the working platform and is used for retracting and releasing the ship-leaning hanging ladder; one end of the ship-leaning suspension ladder is connected to the retraction structure, and the other end of the ship-leaning suspension ladder is adjacent to the maintenance ship; the maintenance ships are arranged on one side of the single pile at intervals; one end of the catenary is connected to the maintenance ship, and the other end of the catenary is connected to the positioning anchor; the positioning anchors are arranged on one side of the single pile at intervals.
As a technical scheme of this application, receive and release the structure and include protection box and electronic runner, the protection box is installed work platform is last, electronic runner is installed in the protection box, the one end of hanging ladder is rotationally installed on the electronic runner, the other end is worn out the protection box, and in succession in the ship is overhauld.
As a technical scheme of the application, a buoy is installed at the position, close to the maintenance ship, of the catenary.
The beneficial effect of this application:
the single-pile mechanism applied to offshore wind power consists of a single-pile foundation structure, a flow guide structure and an overhaul structure; the single-pile foundation structure is characterized in that a first limiting plate and a second limiting plate are respectively arranged above and below a pile to determine the specific installation position of the flow guide structure, so that the flow guide structure can be effectively protected and prevented from being subjected to large impact force. Meanwhile, the flow guide structure adopts a streamline structure design, and can freely rotate relative to a single pile according to the change of water flow and wind speed, so that the flow guide structure can guide wind waves, change the original form of the wind waves, weaken the original energy of the load of the wind waves and achieve the purpose of reducing the impact of the wind wave load on the pile. Finally, in order to avoid the impact of the ship, except that the diversion structure can buffer the impact of the ship, the maintenance structure combines a suspension type rope ladder with a mooring structure, so that the maintenance ship is parked at a certain distance of the offshore wind turbine, and the damage caused by the impact of the ship can be avoided. Therefore, the single-pile mechanism applied to offshore wind power is simple in structure, convenient to use and high in safety performance, can effectively prevent the single-pile structure of the fan from generating fatigue and impact damage under the action of sea waves, can improve the anti-collision capacity of the single-pile mechanism, and can avoid rusting of the single-pile mechanism.
Drawings
In order to more clearly explain the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that for those skilled in the art, other related drawings can be obtained from these drawings without inventive effort.
Fig. 1 is a schematic structural diagram of a monopile mechanism applied to offshore wind power according to a first embodiment of the present application;
fig. 2 is a schematic view of a flow guiding structure according to a first embodiment of the present application;
fig. 3 is a schematic view of a first angle structure of a flow guide structure according to a first embodiment of the present application;
FIG. 4 is a schematic view of a rotor according to a first embodiment of the present disclosure;
fig. 5 is a schematic view of the folding and unfolding structure and the structure of the connecting berthing suspension ladder according to the first embodiment of the present application;
fig. 6 is a schematic structural view of a flow guide structure according to a second embodiment of the present application;
fig. 7 is a schematic view of a first angle structure of a flow guide structure according to a second embodiment of the present application;
fig. 8 is a schematic structural view of a flow guide structure according to a third embodiment of the present application;
fig. 9 is a schematic view of a first angle structure of a flow guide structure according to a third embodiment of the present application.
Icon: 1-a single pile mechanism applied to offshore wind power; 2-single pile; 3-a first limiting plate; 4-a second limiting plate; 5-a flow guide structure; 6-a working platform; 7-a fan tower; 8-repairing the assembly; 9-a rotating wheel; 10-a retraction structure; 11-a hanging ladder alongside a ship; 12-repairing the ship; 13-catenary; 14-positioning the anchor; 15-protection box body; 16-an electric runner; 17-buoy.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present application, it should be noted that the terms "upper", "lower", and the like refer to orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are used for convenience in describing the present application and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present application.
Further, in the present application, unless expressly stated or limited otherwise, the first feature may be directly contacting the second feature or may be directly contacting the second feature, or the first and second features may be contacted with each other through another feature therebetween, not directly contacting the second feature. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.
Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present application, it is also to be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
The first embodiment:
referring to fig. 1 and fig. 2 to 5 in combination, the present application provides a monopile mechanism 1 applied to offshore wind power, including a monopile 2 and a plurality of flow guiding structures 5; the single pile 2 is fixedly installed in the sea, a first limiting plate 3 and a second limiting plate 4 are installed at intervals in the vertical direction, and the second limiting plate 4 is located above the first limiting plate 3; a plurality of water conservancy diversion structures 5 rotationally cup joint respectively on 2 periphery sides of single pile along the vertical direction of single pile 2, and be in between first limiting plate 3 and the second limiting plate 4, and first limiting plate 3 and second limiting plate 4 are used for confirming the concrete mounted position of water conservancy diversion structure 5, can play certain guard action to water conservancy diversion structure 5 effectively, prevent that it from receiving great impact force. Meanwhile, the working platform 6 is fixedly arranged on the top end of the single pile 2 and is positioned above the second limiting plate 4; the fan tower drum 7 is fixedly arranged on the working platform 6; the maintenance assembly 8 is connected to the working platform 6 and is arranged on one side of the single pile 2, a certain distance is reserved between the maintenance assembly and the single pile 2, the maintenance structure is combined with a mooring structure through a suspension type rope ladder, the maintenance ship 12 is parked at a certain distance of an offshore wind turbine, and accordingly the damage caused by the impact of the ship can be avoided.
It should be noted that, in this embodiment, the flow guiding structure 5 is a cylindrical structure, and the cross section thereof is formed by connecting an arc shape and a cone shape end to end; the device is formed by combining a semi-arc cylindrical body and a conical body, two rotating wheels 9 are arranged at the middle position of the connection of the semi-arc cylindrical body and the conical body, the two rotating wheels 9 are respectively arranged at the top and the bottom of the flow guide structure 5, and the two rotating wheels are communicated; meanwhile, a mounting hole for mounting the single pile 2 is formed in the middle of the rotating wheel 9, and the single pile 2 penetrates through the mounting hole in the top and bottom of the flow guide structure 5, so that the rotating wheel 9 is sleeved on the single pile 2; simultaneously, runner 9 externally mounted has the commentaries on classics pearl, realizes through changeing the pearl that the rotation between runner 9 and the single pile 2 is connected to make water conservancy diversion structure 5 rotationally cup joint on the periphery wall of single pile 2.
Meanwhile, referring to fig. 1 and fig. 5 in a matching manner, the maintenance assembly 8 comprises a retraction structure 10, a ship-approaching suspension ladder 11, a maintenance ship 12, a catenary 13 and a positioning anchor 14; wherein, the folding and unfolding structure 10 is arranged on the working platform 6 and is used for folding and unfolding the ship-leaning suspension ladder 11; one end of a ship-leaning suspension ladder 11 is connected to the retraction structure 10, the other end of the ship-leaning suspension ladder is adjacent to the maintenance ship 12, and maintenance personnel on the suspension ladder can climb up the suspension ladder by lowering the suspension ladder to a position close to the maintenance ship 12 so as to maintain structures such as the fan tower 7 and the single pile 2; meanwhile, the maintenance ships 12 are arranged on one side of the single pile 2 at intervals, are at a certain distance from the single pile 2 and the retraction structure 10, and are mainly used for conveying maintenance personnel; one end of the catenary 13 is connected to the maintenance vessel 12 and the other end is connected to the positioning anchor 14; the positioning anchor 14 is arranged on one side of the single pile 2 at intervals, the positioning anchor 14 is respectively spaced from the maintenance ship 12 and the single pile 2 at a certain distance, and meanwhile, the positioning anchor 14 is fixedly arranged in the sea close to the first limiting plate 3.
Further, in the present embodiment, the storage structure 10 includes a protection box body 15 and an electric rotating wheel 16; wherein, the protection box body 15 is arranged on the working platform 6, and the electric rotating wheel 16 is arranged in the protection box body 15; an opening is formed in the protection box body 15, one end of the suspension ladder is rotatably arranged on the electric rotating wheel 16, and the other end of the suspension ladder penetrates through the protection box body 15 through the opening and is adjacent to the maintenance ship 12; when the single-pile mechanism 1 for offshore wind power needs to be overhauled, the other end of the hanging ladder is put down to a position close to the maintenance ship 12, so that an overhaul worker on the maintenance ship 12 can climb the working platform 6 through the hanging ladder to overhaul the single-pile mechanism 1 for offshore wind power; when the hanging ladder is not needed to be used, the hanging ladder is retracted into the protective box body 15 for storage by rotating the electric rotating wheel 16. In addition, install on the other end of hanging ladder and pack up and block the pole, make the hanging ladder can be fast descend to be close to the position department of overhauing ship 12 through the action of gravity that should pack up and block the pole to improve the availability factor of whole device.
Furthermore, a buoy 17 is mounted at the catenary 13 near the service vessel 12.
In summary, the single-pile mechanism 1 applied to offshore wind power is composed of a single-pile 2 foundation structure, a flow guide structure 5 and an overhaul structure; wherein, 2 foundation structure of single pile set up first limiting plate 3 and second limiting plate 4 respectively about the stake to confirm the concrete mounted position of water conservancy diversion structure 5, can play certain guard action to water conservancy diversion structure 5 effectively, prevent that it from receiving great impact force. Meanwhile, the flow guide structure 5 adopts a streamline structure design, and can freely rotate relative to the single pile 2 according to the change of water flow and wind speed, so that the flow guide structure can guide wind waves, changes the original form of the wind waves, weakens the original energy of the load of the wind waves, and achieves the purpose of reducing the impact of the wind wave load on the pile. Finally, in order to avoid the impact of the ship, except that the diversion structure 5 can buffer the impact of the ship, the maintenance structure combines a suspension type rope ladder with a mooring structure, so that the maintenance ship 12 is parked at a certain distance away from the offshore wind turbine, and the damage caused by the impact of the ship can be avoided. Therefore, the single-pile mechanism 1 applied to offshore wind power is simple in structure, convenient to use and high in safety performance, can effectively prevent the condition that the fan single-pile 2 structure is fatigue and impact damaged under the action of sea waves, can improve the anti-collision capacity of the fan single-pile mechanism, and can avoid rusting of the fan single-pile mechanism.
Second embodiment:
referring to fig. 6 and fig. 7, the present application provides a monopile mechanism 1 for offshore wind power, which has substantially the same structure as the first embodiment, except that the diversion structure 5 is different.
It should be noted that, in the present embodiment, the flow guiding structure 5 is a cylindrical structure, and the cross section thereof is an ellipse. Two rotating wheels 9 are arranged in the middle of the flow guide structure 5, the two rotating wheels 9 are respectively arranged at the top and the bottom of the flow guide structure 5, and the two rotating wheels are communicated with each other; meanwhile, a mounting hole for mounting the single pile 2 is formed in the middle of the rotating wheel 9, and the single pile 2 penetrates through the mounting hole in the top and bottom of the flow guide structure 5, so that the rotating wheel 9 is sleeved on the single pile 2; simultaneously, runner 9 externally mounted has the commentaries on classics pearl, realizes through changeing the pearl that the rotation between runner 9 and the single pile 2 is connected to make water conservancy diversion structure 5 rotationally cup joint on the periphery wall of single pile 2.
The third embodiment:
referring to fig. 8 and fig. 9, the present application provides a monopile mechanism 1 for offshore wind power, which has substantially the same structure as the first embodiment, except that the diversion structure 5 is different.
It should be noted that, in the present embodiment, the flow guiding structure 5 is a cylindrical structure, and the cross section thereof is a quadrilateral. Two rotating wheels 9 are arranged in the middle of the flow guide structure 5, the two rotating wheels 9 are respectively arranged at the top and the bottom of the flow guide structure 5, and the two rotating wheels are communicated with each other; meanwhile, a mounting hole for mounting the single pile 2 is formed in the middle of the rotating wheel 9, and the single pile 2 penetrates through the mounting hole in the top and bottom of the flow guide structure 5, so that the rotating wheel 9 is sleeved on the single pile 2; simultaneously, runner 9 externally mounted has the commentaries on classics pearl, realizes through changeing the pearl that the rotation between runner 9 and the single pile 2 is connected to make water conservancy diversion structure 5 rotationally cup joint on the periphery wall of single pile 2.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (8)
1. The utility model provides a be applied to marine wind power's single pile mechanism which characterized in that includes:
the single pile is provided with a first limiting plate and a second limiting plate at intervals;
the flow guide structure is rotatably sleeved on the outer peripheral side of the single pile and is positioned between the first limiting plate and the second limiting plate;
the working platform is arranged on the top end of the single pile and is positioned above the second limiting plate;
the fan tower drum is arranged on the working platform;
and the maintenance assembly is connected to the working platform and is positioned on one side of the single pile.
2. The monopile mechanism applied to offshore wind power as claimed in claim 1, wherein the flow guiding structure is a columnar structure, and the cross section is formed by connecting an arc shape and a conical shape end to end.
3. The monopile mechanism applied to offshore wind power as claimed in claim 1, wherein the flow guiding structure is of a cylindrical structure and has an oval cross-section.
4. The monopile mechanism applied to offshore wind power as claimed in claim 1, wherein the flow guiding structure is of a cylindrical structure and has a quadrangular cross section.
5. The monopile mechanism applied to offshore wind power according to any one of claims 1 to 4, wherein runners are mounted on the top and the bottom of the flow guide structure and rotatably sleeved on the monopile.
6. The monopile mechanism for offshore wind power application of claim 1, wherein the service assembly comprises a retraction structure, a docking ladder, a service vessel, a catenary and a positioning anchor; the retraction structure is arranged on the working platform and is used for retracting and releasing the ship-leaning hanging ladder; one end of the ship-leaning suspension ladder is connected to the retraction structure, and the other end of the ship-leaning suspension ladder is adjacent to the maintenance ship; the maintenance ships are arranged on one side of the single pile at intervals; one end of the catenary is connected to the maintenance ship, and the other end of the catenary is connected to the positioning anchor; the positioning anchors are arranged on one side of the single pile at intervals.
7. The monopile mechanism applied to offshore wind power as claimed in claim 6, wherein the retraction structure comprises a protection box body and an electric rotating wheel, the protection box body is mounted on the working platform, the electric rotating wheel is mounted in the protection box body, one end of the suspension ladder is rotatably mounted on the electric rotating wheel, and the other end of the suspension ladder penetrates through the protection box body and is adjacent to the maintenance ship.
8. Monopile mechanism for offshore wind power according to claim 6, characterized in that the catenary is provided with a buoy at a position close to the service vessel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010043405.9A CN111236288A (en) | 2020-01-15 | 2020-01-15 | Be applied to marine wind power's single pile mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010043405.9A CN111236288A (en) | 2020-01-15 | 2020-01-15 | Be applied to marine wind power's single pile mechanism |
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| CN111236288A true CN111236288A (en) | 2020-06-05 |
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| CN202010043405.9A Pending CN111236288A (en) | 2020-01-15 | 2020-01-15 | Be applied to marine wind power's single pile mechanism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115258071A (en) * | 2022-07-15 | 2022-11-01 | 河海大学 | Diversion type offshore wind power generation platform and offshore wind power generation system |
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