CN116395092A

CN116395092A - Marine floating wind driven generator

Info

Publication number: CN116395092A
Application number: CN202310379584.7A
Authority: CN
Inventors: 高绪垚; 唐健森; 倪赐圭
Original assignee: Zhejiang Provincial Yangtze River Delta Urban Infrastructure Research Institute
Current assignee: Zhejiang Provincial Yangtze River Delta Urban Infrastructure Research Institute
Priority date: 2023-04-11
Filing date: 2023-04-11
Publication date: 2023-07-07

Abstract

The invention relates to an offshore floating wind driven generator, wherein a mounting plate is rotationally connected to the circumference of the top of a chassis, the upper surface of the mounting plate is provided with a wind driven generator body, the upper surface of the mounting plate is fixedly connected with a group of fixed floating blocks, and the upper surface of the mounting plate is slidably connected with a penetrating movable floating block; the upper surface of the mounting plate is fixedly connected with a fixing frame, the inner wall of the top of the fixing frame is fixedly connected with a fixing seat, an electric push rod is rotationally connected between two sides of the fixing seat, a sliding groove is formed in one side of the movable floating block, a sliding seat is slidably connected in the sliding groove, and the sliding seat is rotationally connected with one end of an output shaft of the electric push rod; the driving assembly is arranged on the surface of the mounting plate and used for controlling the direction of the mounting plate; the floating wind driven generator solves the problems that in the prior art, a traditional floating wind driven generator floats through a floating drum, the traditional floating drum is fixed, and under the condition of encountering strong wind, the gravity center of a generator set is easy to deviate too much, and the stability and the service life of the generator set are affected.

Description

Marine floating wind driven generator

Technical Field

The invention belongs to the technical field of offshore wind turbines, and particularly relates to an offshore floating wind turbine.

Background

The offshore wind power generator is applied to a wind power generator set of offshore wind power. Compared with the land wind generating set, the land wind generating set has higher technical requirements, has more covered disciplines and professions, is generally designed by the land wind turbine modification, and has corresponding or special technical improvements on foundation, corrosion resistance, dehumidification, transportation, installation, maintenance requirements and the like aiming at the resource conditions and the environmental conditions of the sea.

While a floating wind power generator, which is one of the offshore generators, can operate almost anywhere on the sea, there are the following problems in use:

traditional floating wind driven generator floats through the flotation pontoon, and traditional flotation pontoon is motionless, under the condition of meetting the strong wind, makes the excessive skew of generating set focus easily, causes the influence to the stability and the life of unit.

Disclosure of Invention

In view of the above, the invention provides an offshore floating wind turbine for solving the problems that in the prior art, the traditional floating wind turbine floats through a pontoon, the traditional pontoon is fixed, and under the condition of encountering strong wind, the gravity center of a generator set is easily excessively deviated, and the stability and the service life of the generator set are influenced.

In order to achieve the above purpose, the present invention provides the following technical solutions:

an offshore floating wind turbine comprising:

the wind driven generator comprises a chassis, wherein the circumference of the top of the chassis is rotationally connected with a mounting plate, the upper surface of the mounting plate is provided with a wind driven generator body, the upper surface of the mounting plate is fixedly connected with a group of fixed floating blocks, and the upper surface of the mounting plate is slidably connected with a penetrating movable floating block;

the upper surface of the mounting plate is fixedly connected with a fixing frame, the inner wall of the top of the fixing frame is fixedly connected with a fixing seat, an electric push rod is rotationally connected between two sides of the fixing seat, a sliding groove is formed in one side of the movable floating block, a sliding seat is slidably connected in the sliding groove, and the sliding seat is rotationally connected with one end of an output shaft of the electric push rod;

the driving assembly is arranged on the surface of the mounting plate and used for controlling the direction of the mounting plate.

Further, the drive assembly includes a mounting section of thick bamboo and mounting bracket, and a mounting section of thick bamboo fixed connection is at the upper surface of mounting panel, and a top inner wall fixedly connected with speed reducer of a mounting section of thick bamboo, mounting bracket fixed connection are at the circumference inner wall of support column, and the equal fixedly connected with gear of top of mounting bracket and one end of speed reducer output shaft, two gear engagement.

Further, the floating plate is rotationally connected between the two sides of one end of the chassis far away from the wind driven generator body, and one side of the movable floating block is fixedly connected with the first compression bar.

Further, the bottom of the first compression bar is rotatably connected with a roller.

Further, the bottom fixedly connected with spring of spout, the other end of spring is fixed mutually with the sliding seat.

Further, the upper surface fixedly connected with two fixed plates of mounting panel, rotate between two fixed plates and be connected with the installation axle, the circumference fixedly connected with atress board of installation axle, the circumference fixedly connected with two second depression bars of installation axle, the upper surface of mounting panel has seted up two symmetrical setting keep away the position slide that uses with two second depression bars cooperation, sliding connection has the floating frame between two keep away the position slide, two perforation that run through have been seted up to one side of floating frame, equal fixedly connected with pressure axle between two fenestrate both sides, two second depression bars pass two perforation respectively and with two pressure axle bottom circumference contacts, the both sides of floating frame are all fixedly connected with gag lever post, gag lever post and keep away position slide sliding connection.

Further, a plurality of stay ropes are fixedly connected to the bottom of the chassis.

Further, one side of the fixed floating block and one side of the movable floating block are fixedly connected with graduated scales.

The invention has the beneficial effects that:

1. according to the offshore floating wind driven generator disclosed by the invention, the buoyancy of the wind driven generator can be set through the movable floating blocks, so that when severe weather is met, the movable floating blocks can be pushed to move downwards by starting the electric push rods, the buoyancy of one end of the unit is further increased, the unit is used for resisting wind power, and the wind resistance of the unit is improved.

2. According to the offshore floating wind driven generator disclosed by the invention, the floating plate is arranged at one end of the mounting plate, so that the floating plate can be pushed to rotate through the first pressure rod while the movable floating plate moves downwards, the floating plate is at a certain angle, and further, when seawater flows along with wind, one end of the unit is provided with lifting force through the inclined floating plate, and the lifting force is matched with the movable floating block to improve the wind resistance of the unit.

3. According to the offshore floating wind driven generator disclosed by the invention, through the arrangement of the floating frame, the stress plate can rotate when being blown by wind, and then the floating frame is pressed downwards through the second pressing rod, so that the buoyancy of the floating frame is improved, the floating frame is further opposed to wind power, and the floating frame is reset when the wind is tidied for hours, so that the stability of a unit is improved.

4. According to the offshore floating wind driven generator disclosed by the invention, in severe weather, the electric push rod is started to push the movable floating block to move downwards, so that the buoyancy at one end of the unit is increased, the wind resistance of the unit is improved, meanwhile, the lifting force is arranged at one end of the unit through the inclined floating plate, the wind resistance of the unit is improved through cooperation with the movable floating block, and the stability of the unit is improved through the floating frame.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objects and other advantages of the invention may be realized and obtained by means of the instrumentalities and combinations particularly pointed out in the specification.

Drawings

For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in the following preferred detail with reference to the accompanying drawings, in which:

FIG. 1 is a schematic three-dimensional structure of an offshore floating wind turbine of the present invention;

FIG. 2 is a cross-sectional view of a drive assembly in an offshore floating wind turbine of the present invention;

FIG. 3 is a schematic view of a movable floating block installation structure in an offshore floating wind turbine of the present invention;

FIG. 4 is a schematic view of the installation structure of a floating plate in an offshore floating wind turbine of the present invention;

FIG. 5 is a schematic view of a floating frame installation structure in an offshore floating wind turbine of the present invention.

Reference numerals: 1. a chassis; 2. a pull rope; 3. a support column; 4. a wind power generator body; 5. fixing the floating block; 6. a movable floating block; 7. a mounting plate; 8. a mounting cylinder; 9. a speed reducer; 10. a gear; 11. a mounting frame; 12. a fixing frame; 13. a fixing seat; 14. a sliding seat; 15. an electric push rod; 16. a chute; 17. a spring; 18. a graduated scale; 19. a floating plate; 20. a first compression bar; 21. a roller; 22. a fixing plate; 23. a mounting shaft; 24. a force-bearing plate; 25. a second compression bar; 26. a avoidance slideway; 27. a floating frame; 28. a limit rod; 29. pressing a shaft; 30. and (5) perforating.

Detailed Description

Other advantages and effects of the present invention will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present invention with reference to specific examples. The invention may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present invention. It should be noted that the illustrations provided in the following embodiments merely illustrate the basic idea of the present invention by way of illustration, and the following embodiments and features in the embodiments may be combined with each other without conflict.

Wherein the drawings are for illustrative purposes only and are shown in schematic, non-physical, and not intended to limit the invention; for the purpose of better illustrating embodiments of the invention, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the size of the actual product; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numbers in the drawings of embodiments of the invention correspond to the same or similar components; in the description of the present invention, it should be understood that, if there are terms such as "upper", "lower", "left", "right", "front", "rear", etc., that indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, but not for indicating or suggesting that the referred device or element must have a specific azimuth, be constructed and operated in a specific azimuth, so that the terms describing the positional relationship in the drawings are merely for exemplary illustration and should not be construed as limiting the present invention, and that the specific meaning of the above terms may be understood by those of ordinary skill in the art according to the specific circumstances.

The circumference rotation at chassis 1 top is connected with mounting panel 7 as shown in fig. 1-5 an offshore floating wind-driven generator, and mounting panel 7's upper surface is equipped with aerogenerator body 4, and aerogenerator body 4 is prior art, can utilize wind power generation, and its theory of operation is not repeated here, and mounting panel 7's upper surface fixedly connected with a set of fixed floating block 5, mounting panel 7's upper surface sliding connection has the movable floating block 6 that runs through, and chassis 1's bottom fixedly connected with a plurality of stay cords 2, and stay cord 2 is used for fixing the unit, and one side of fixed floating block 5 and movable floating block 6 is equal fixedly connected with scale 18, and scale 18 makes things convenient for people to observe the unit height.

The upper surface fixedly connected with mount 12 of mounting panel 7, the top inner wall fixedly connected with fixing base 13 of mount 12, rotate between the both sides of fixing base 13 and be connected with electric putter 15, spout 16 has been seted up to one side of movable floating block 6, sliding connection has slide holder 14 in spout 16, slide holder 14 is connected with the one end rotation of electric putter 15 output shaft, during windy weather, start electric putter 15, electric putter 15 promotes slide holder 14 and moves down, and then drive movable floating block 6 and move down, increase the buoyancy of movable floating block 6, and then counter-wind, improve the stability of unit.

The bottom of the chute 16 is fixedly connected with a spring 17, the other end of the spring 17 is fixed with the sliding seat 14, and the spring 17 is utilized to enable the movable floating block 6 to have a certain buffering capacity, so that hard contact is avoided.

The driving assembly is arranged on the surface of the mounting plate 7 and used for controlling the direction of the mounting plate 7.

Referring to fig. 2, the drive assembly includes a mounting section of thick bamboo 8 and mounting bracket 11, a mounting section of thick bamboo 8 fixed connection is at the upper surface of mounting panel 7, the top inner wall fixedly connected with speed reducer 9 of a mounting section of thick bamboo 8, mounting bracket 11 fixed connection is at the circumference inner wall of support column 3, the equal fixedly connected with gear 10 of one end of the top of mounting bracket 11 and speed reducer 9 output shaft, two gears 10 meshing, start speed reducer 9, speed reducer 9 drives a mounting section of thick bamboo 8 and mounting panel 7 through gear 10 and rotates for wind-driven generator body 4 is in the direction of facing the wind, conveniently generates electricity.

Referring to fig. 4, a floating plate 19 is rotatably connected between two sides of one end of the chassis 1 far away from the wind turbine generator body 4, a first compression bar 20 is fixedly connected to one side of the movable floating block 6, and a roller 21 is rotatably connected to the bottom of the first compression bar 20.

Referring to fig. 5, the upper surface of the mounting plate 7 is fixedly connected with two fixing plates 22, a mounting shaft 23 is rotatably connected between the two fixing plates 22, a stress plate 24 is fixedly connected with the circumference of the mounting shaft 23, two second compression bars 25 are fixedly connected with the circumference of the mounting shaft 23, two symmetrically arranged avoidance slide ways 26 matched with the two second compression bars 25 are arranged on the upper surface of the mounting plate 7, a floating frame 27 is slidably connected between the two avoidance slide ways 26, two penetrating through holes 30 are arranged on one side of the floating frame 27, a pressing shaft 29 is fixedly connected between two sides of the two through holes 30, the two second compression bars 25 respectively penetrate through the two through holes 30 and are in circumferential contact with the bottoms of the two pressing shafts 29, two sides of the floating frame 27 are fixedly connected with limiting rods 28, the limiting rods 28 are slidably connected with the avoidance slide ways 26, the wind blows the stress plate 24 to rotate, the stress plate 24 drives the mounting shaft 23 and the second compression bars 25 to rotate, the second compression bars 25 press the floating frame 27 downwards, and further balance the buoyancy of the unit, and the stability of the unit is improved.

However, as well known to those skilled in the art, the working principles and wiring methods of the wind turbine body 4 and the electric putter 15 are common, and they are all conventional means or common knowledge, and will not be described herein in detail, so that those skilled in the art can perform any choice according to their needs or convenience.

When the offshore floating wind driven generator is used, the unit is fixed through the pull rope 2, the unit floats through the fixed floating block 5 and the movable floating block 6, the speed reducer 9 is started, the speed reducer 9 drives the mounting cylinder 8 and the mounting plate 7 to rotate through the gear 10, and the wind driven generator body 4 faces the direction of wind, so that power generation is convenient to perform.

When encountering severe and strong wind weather, the electric push rod 15 is started, the electric push rod 15 pushes the sliding seat 14 to move downwards, then drives the movable floating block 6 to move downwards, the buoyancy of the movable floating block 6 is increased, then the wind power is resisted, the stability of the unit is improved, the movable floating block 6 moves downwards, meanwhile, the first pressure rod 20 is driven to move downwards, the first pressure rod 20 pushes the floating plate 19 to rotate, so that the floating plate 19 presents a certain angle, then the sea water moving along with wind is utilized to push the floating plate 19, then the movable floating block 6 is matched with the wind power resisted together, and when the wind speed is normal, the force-bearing plate 24 is blown to rotate, the force-bearing plate 24 drives the mounting shaft 23 and the second pressure rod 25 to rotate, the second pressure rod 25 presses the floating frame 27 downwards, then the buoyancy of the unit is balanced, and the stability of the unit is improved.

Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the present invention, which is intended to be covered by the claims of the present invention.

Claims

1. An offshore floating wind turbine, comprising:

the wind driven generator comprises a chassis (1), wherein the top of the chassis (1) is connected with a mounting plate (7) through a supporting column (3) in a circumferential rotation manner, the upper surface of the mounting plate (7) is fixedly provided with a wind driven generator body (4), the upper surface of the mounting plate (7) is fixedly connected with a group of fixed floating blocks (5), and the upper surface of the mounting plate (7) is slidably connected with a penetrating movable floating block (6);

the upper surface of the mounting plate (7) is fixedly connected with a fixing frame (12), the inner wall of the top of the fixing frame (12) is fixedly connected with a fixing seat (13), an electric push rod (15) is rotationally connected between two sides of the fixing seat (13), a sliding groove (16) is formed in one side of the movable floating block (6), a sliding seat (14) is slidably connected in the sliding groove (16), and the sliding seat (14) is rotationally connected with one end of an output shaft of the electric push rod (15);

the driving assembly is arranged on the surface of the mounting plate (7) and used for controlling the direction of the mounting plate (7).

2. The offshore floating wind turbine of claim 1, wherein the driving assembly comprises a mounting cylinder (8) and a mounting frame (11), the mounting cylinder (8) is fixedly connected to the upper surface of the mounting plate (7), a speed reducer (9) is fixedly connected to the inner wall of the top of the mounting cylinder (8), the mounting frame (11) is fixedly connected to the inner wall of the circumference of the support column (3), gears (10) are fixedly connected to the top of the mounting frame (11) and one end of the output shaft of the speed reducer (9), and the two gears (10) are meshed.

3. An offshore floating wind turbine according to claim 1, wherein a floating plate (19) is rotatably connected between two sides of one end of the chassis (1) far away from the wind turbine body (4), and a first compression bar (20) is fixedly connected to one side of the movable floating block (6).

4. An offshore floating wind power generator according to claim 3, characterized in that the bottom of the first pressure bar (20) is rotatably connected with rollers (21).

5. An offshore floating wind turbine according to claim 2, wherein the bottom of the chute (16) is fixedly connected with a spring (17), and the other end of the spring (17) is fixed with the sliding seat (14).

6. The offshore floating wind turbine of claim 1, wherein the upper surface of the mounting plate (7) is fixedly connected with two fixing plates (22), a mounting shaft (23) is rotatably connected between the two fixing plates (22), a stress plate (24) is fixedly connected to the circumference of the mounting shaft (23), two second compression rods (25) are fixedly connected to the circumference of the mounting shaft (23), two symmetrically arranged avoidance slide ways (26) matched with the two second compression rods (25) are arranged on the upper surface of the mounting plate (7), a floating frame (27) is slidably connected between the two avoidance slide ways (26), two penetrating through holes (30) are formed in one side of the floating frame (27), compression shafts (29) are fixedly connected between two sides of the two through holes (30), the two second compression rods (25) respectively penetrate through the two through holes (30) and are in circumferential contact with the bottoms of the two compression shafts (29), limit rods (28) are fixedly connected to two sides of the floating frame (27), and the limit rods (28) are slidably connected with the two avoidance slide ways.

7. An offshore floating wind turbine according to claim 1, wherein the bottom of the chassis (1) is fixedly connected with a plurality of pull ropes (2).

8. An offshore floating wind turbine according to claim 1, wherein the fixed and movable buoyancy blocks (5, 6) are fixedly connected with scale bars (18) on one side.