CN213478573U

CN213478573U - Anti-typhoon mechanism of offshore wind turbine

Info

Publication number: CN213478573U
Application number: CN202021895103.6U
Authority: CN
Inventors: 彭亚; 李智; 彭虹桥
Original assignee: China Three Gorges Fujian Energy Investment Co Ltd
Current assignee: China Three Gorges Fujian Energy Investment Co Ltd
Priority date: 2020-09-03
Filing date: 2020-09-03
Publication date: 2021-06-18
Anticipated expiration: 2030-09-03

Abstract

The utility model discloses an offshore wind power generation unit typhoon-resistant mechanism in the technical field of offshore wind power, which comprises a bearing plate, a seabed plug anchor, a tower barrel and blades, wherein the tower barrel is provided with a wind-resistant mechanism which comprises a supporting ring, the supporting ring is provided with a mounting groove, the mounting groove is provided with a slide block, one side of the slide block, which is far away from the tower barrel, is provided with a wind deflector, the end part at the other end of the slide block is provided with a limiting plate, the mounting groove is provided with a limiting seat, the limiting seat is provided with a first buffer mechanism, and a second buffer mechanism is arranged between the slide block and the, when strong wind comes temporarily, the deep bead can be with the wind branch that blows to the tower section of thick bamboo scatter, reduces the wind-force that tower section of thick bamboo and deep bead bore, and the wind-force that the deep bead bore weakens under first buffer gear, second buffer gear's effect, can further promote the anti typhoon performance of tower section of thick bamboo.

Description

Anti-typhoon mechanism of offshore wind turbine

Technical Field

The utility model relates to a marine wind power technical field specifically is an anti typhoon mechanism of offshore wind turbine generator system.

Background

Offshore wind power has the characteristics of abundant resources, high electricity generation utilization hours, no land occupation, no water resource consumption and suitability for large-scale development, and becomes a focus of renewable resource development. Due to the complex environment of the offshore wind power plant, the influence of wind, wave and flow is large, and the influence of typhoon needs to be considered when designing the offshore wind generating set. Typhoon easily causes the tower section of thick bamboo of offshore wind generating set to break and collapse, and the loss is serious, generally adopts the bulk strength who improves the tower section of thick bamboo or reduces the height of tower section of thick bamboo to realize anti-typhoon effect, and the former cost of these two kinds of modes is higher, and the latter influences wind power generation efficiency.

Based on this, the utility model designs an anti typhoon mechanism of offshore wind turbine to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an anti typhoon mechanism of offshore wind turbine to solve above-mentioned typhoon and cause wind turbine generator system tower section of thick bamboo rupture collapse, the serious problem of loss easily.

In order to achieve the above object, the utility model provides a following technical scheme: an anti-typhoon mechanism of an offshore wind turbine comprises a bearing plate, the bottom of the bearing plate is fixedly connected with a seabed insert anchor, a tower drum is arranged at the center of the top of the bearing plate, blades are arranged at the top of the tower drum, an upper mounting table and a lower mounting table are arranged on the tower drum, a wind-resistant mechanism is arranged between the upper mounting platform and the lower mounting platform, the wind-resistant mechanism comprises a support ring arranged between the upper mounting platform and the lower mounting platform, one side of the support ring, which is far away from the tower cylinder, is provided with a mounting groove, a slide block is arranged on the mounting groove, a wind shield is arranged on one side of the slide block, which is far away from the tower drum, the wind shield is streamline, a limit plate is arranged at the end part of the slide block, which is positioned in the mounting groove, the mounting groove is provided with a limiting seat matched with the limiting plate, a first buffer mechanism is arranged on one side, opposite to the limiting seat, of the limiting seat, and a second buffer mechanism is arranged between the sliding block and the inner wall of the mounting groove.

Preferably, the first buffer mechanism comprises a groove arranged on the limiting seat, a first spring is fixedly connected to the inner wall of the groove, a clamping block is connected to the other end of the first spring, the clamping block is connected with the groove in a sliding mode, and the clamping block is abutted to the side wall of the sliding block.

Preferably, the second buffer mechanism comprises a first baffle and a second baffle, the first baffle is arranged at the bottom of the mounting groove, the second baffle is arranged on the side wall of the mounting groove, and a second spring is arranged between the first baffle and the second baffle and the mounting groove.

Preferably, a reinforcing rod is arranged between the support ring and the tower drum.

Preferably, a honeycomb buffer layer is arranged inside the wind deflector.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has reasonable structural design, the wind resisting mechanism is arranged on the tower drum, when strong wind comes, the wind shield can separate the wind blowing to the tower drum, and the wind force born by the tower drum and the wind shield is reduced; the wind shield is connected with the support ring in a sliding mode through the sliding block, wind power borne by the wind shield is weakened under the action of the first buffer mechanism and the second buffer mechanism, typhoon resistance of the tower can be further improved, influence and damage of typhoon on to the tower are reduced, and economy is high.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the wind-resisting mechanism of the present invention;

FIG. 3 is a schematic view of the installation structure of the wind deflector of the present invention;

FIG. 4 is an enlarged schematic view of the structure at the position A of the present invention;

fig. 5 is an enlarged schematic view of the position B of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a bearing plate; 2. inserting and anchoring the seabed; 3. a tower drum; 4. a blade; 51. an upper mounting table; 52. a lower mounting table; 6. a wind-resistant mechanism; 7. a support ring; 8. mounting grooves; 9. a slider; 10. a limiting plate; 11. a limiting seat; 12. a first buffer mechanism; 121. a groove; 122. a first spring; 123. a clamping block; 13. a second buffer mechanism; 131. a first baffle plate; 132. a second baffle; 133. a second spring; 14. a reinforcing bar; 15. a wind deflector; 151. a honeycomb buffer layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: an offshore wind turbine generator set typhoon-resistant mechanism comprises a bearing plate 1, wherein the bottom of the bearing plate 1 is fixedly connected with a seabed anchor socket 2, the center of the top of the bearing plate 1 is provided with a tower barrel 3, the top of the tower barrel 3 is provided with blades 4, the tower barrel 3 is provided with an upper mounting platform 51 and a lower mounting platform 52, a plurality of reinforcing ribs are arranged between the upper mounting platform 51 and the lower mounting platform 52 as well as between the tower barrel 3, a wind-resistant mechanism 6 is arranged between the upper mounting platform 51 and the lower mounting platform 52, the wind-resistant mechanism 6 comprises a support ring 7 arranged between the upper mounting platform 51 and the lower mounting platform 52, one side of the support ring 7 far away from the tower barrel 3 is provided with a mounting groove 8, a slide block 9 is arranged on the mounting groove 8, one side of the slide block 9 far away from the tower barrel 3 is provided with a streamline wind shield 15 which is beneficial to disperse wind, the, the mounting groove 8 is provided with a limiting seat 11 matched with the limiting plate 10, one side, opposite to the limiting seat 11, of the limiting seat is provided with a first buffer mechanism 12, and a second buffer mechanism 13 is arranged between the sliding block 9 and the inner wall of the mounting groove 8.

Further, first buffer gear 12 is including setting up in recess 121 on spacing seat 11, first spring 122 of fixedly connected with on the recess 121 inner wall, the first spring 122 other end is connected with fixture block 123, fixture block 123 sets up to the arc terminal surface in the one side of being provided with first spring 122 different from, friction between reducible fixture block 123 and the slider 9, fixture block 123 and recess 121 sliding connection, fixture block 123 and slider 9 lateral wall looks butt, act on deep bead 15 when strong wind, when making deep bead 15 produce radial motion, slider 9 produces pressure to the fixture block 123 of one side, make first spring 122 produce deformation, under the cushioning effect of first spring 122, can weaken the effect of wind-force to deep bead 15.

Further, second buffer gear 13 includes first baffle 131 and second baffle 132, first baffle 131 sets up in mounting groove 8 bottom, second baffle 132 sets up in the mounting groove 8 lateral wall, be provided with second spring 133 between first baffle 131 and second baffle 132 and the mounting groove 8, act on deep bead 15 when strong wind, when making deep bead 15 produce the motion, limiting plate 10 produces the effort to first baffle 131 and/or second baffle 132, make second spring 133 produce deformation, under the cushioning effect of second spring 133, can weaken the effect of wind-force to deep bead 15.

Furthermore, a reinforcing rod 14 is arranged between the support ring 7 and the tower 3, so that the support ring 7 is stably mounted on the outer wall of the tower 3.

Further, the honeycomb buffer layer 151 is arranged in the wind deflector 15, so that impact force borne by the wind deflector 15 can be reduced, and the stability of the wind deflector 15 is improved.

One specific application of this embodiment is: when typhoon comes, strong wind acts on the surface of the wind shield 15, the streamline wind shield 15 disperses the strong wind, the influence of the strong wind on the tower drum 3 is reduced, the phenomenon that the tower drum 3 is broken is avoided, the strong wind generates acting force on the wind shield 15, the wind shield 15 drives the slide block 9 to move relatively, when the slide block 9 radially displaces, the slide block 9 generates pressure on the clamping block 123 on one side, the first spring 122 deforms, meanwhile, the limiting plate 10 generates acting force on the second wind shield 132 on one side, the second wind shield 132 extrudes the second spring 133 on one side, the second spring 133 deforms, and the first spring 122 and the second spring 133 can weaken the radial influence of the strong wind on the wind shield 15; when the slide block 9 is displaced axially, the limiting plate 10 exerts an acting force on the first baffle 131, the first baffle 131 extrudes the second spring 133, the second spring 133 is deformed, and the second spring 133 can weaken the axial influence of strong wind on the wind shield 15.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides an anti typhoon mechanism of offshore wind turbine, is including accepting board (1), accept board (1) bottom fixedly connected with seabed and insert anchor (2), accept board (1) top center and be provided with tower section of thick bamboo (3), tower section of thick bamboo (3) top is provided with blade (4), its characterized in that: the wind-resistant structure is characterized in that an upper mounting platform (51) and a lower mounting platform (52) are arranged on the tower drum (3), a wind-resistant mechanism (6) is arranged between the upper mounting platform (51) and the lower mounting platform (52), the wind-resistant mechanism (6) comprises a support ring (7) arranged between the upper mounting platform (51) and the lower mounting platform (52), one side, far away from the tower drum (3), of the support ring (7) is provided with a mounting groove (8), the mounting groove (8) is provided with a sliding block (9), one side, far away from the tower drum (3), of the sliding block (9) is provided with a wind shield (15), the wind shield (15) is streamline, the end part of the sliding block (9) positioned in the mounting groove (8) is provided with a limiting plate (10), the mounting groove (8) is provided with a limiting seat (11) matched with the limiting plate (10), one side, opposite to the limiting seat (, and a second buffer mechanism (13) is arranged between the sliding block (9) and the inner wall of the mounting groove (8).

2. The offshore wind turbine generator system anti-typhoon mechanism of claim 1, characterized in that: the first buffer mechanism (12) comprises a groove (121) arranged on the limiting seat (11), a first spring (122) is fixedly connected to the inner wall of the groove (121), a clamping block (123) is connected to the other end of the first spring (122), the clamping block (123) is in sliding connection with the groove (121), and the clamping block (123) is abutted to the side wall of the sliding block (9).

3. The offshore wind turbine generator system anti-typhoon mechanism of claim 1, characterized in that: the second buffer mechanism (13) comprises a first baffle (131) and a second baffle (132), the first baffle (131) is arranged at the bottom of the mounting groove (8), the second baffle (132) is arranged on the side wall of the mounting groove (8), and a second spring (133) is arranged between the first baffle (131) and the second baffle (132) and the mounting groove (8).

4. The offshore wind turbine generator system anti-typhoon mechanism of claim 1, characterized in that: and a reinforcing rod (14) is arranged between the support ring (7) and the tower drum (3).

5. The offshore wind turbine generator system anti-typhoon mechanism of claim 1, characterized in that: the wind shield (15) is internally provided with a honeycomb buffer layer (151).