CN217761191U

CN217761191U - Offshore wind power generation blade connecting device

Info

Publication number: CN217761191U
Application number: CN202221517633.6U
Authority: CN
Inventors: 吴重仲; 闫文吉; 吕国祥; 张云; 丁彦超; 关蕾
Original assignee: Cgn Fujian Wind Power Co ltd
Current assignee: Cgn Fujian Wind Power Co ltd
Priority date: 2022-06-16
Filing date: 2022-06-16
Publication date: 2022-11-08
Anticipated expiration: 2032-06-16

Abstract

The utility model discloses an offshore wind power generation blade connecting device, including generator and kuppe, the motor shaft hole has been cup jointed to the inside central authorities of generator, and the surface of generator all is provided with the connecting piece, and the inside through connection of connecting piece has the dead lever, and the surface central authorities of dead lever have cup jointed the connecting strip, and the other end through connection of connecting strip has the second dead lever, and the second dead lever runs through in the second connecting piece, and the bottom fixed mounting of second connecting piece has the fixing base, and the front end of fixing base has cup jointed the rotation axis. The utility model discloses an installation rotation axis cup joints rotatable connecting plate with inside, by connecting plate and blade fixed connection, guarantees the connectivity, and the blade can make wind energy utilization maximize according to wind-force adjusting blade's pivot angle when rotating, sets up stopper and L type fixture block simultaneously, guarantees the range that the swing was adjusted, and the security that strengthens utilizes damping device to improve kuppe inner structure's stability.

Description

Offshore wind power generation blade connecting device

Technical Field

The utility model relates to a wind power generation technical field, in particular to offshore wind power generation blade connecting device.

Background

Wind power generation refers to the conversion of kinetic energy of wind into electric energy, wind is pollution-free energy, wind power generation is very environment-friendly and can generate very huge electric energy, so that more and more countries attach more importance to wind power generation, wind energy is taken as clean renewable energy and is attached more and more importance to all countries in the world, the accumulated amount of wind energy is huge, the total amount of globally available wind energy is 10 times larger than the total amount of water energy which can be developed and utilized on the earth, wind is one of pollution-free energy, and the wind energy is inexhaustible.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art's defect, provide an offshore wind power generation blade connecting device, can be with the pivot angle according to wind-force adjusting blade, the swing range is guaranteed to the stopper of arranging simultaneously to make the wind energy utilize the maximize.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to an offshore wind power generation blade connecting device, including generator and kuppe, the motor shaft hole has been cup jointed to the inside central authorities of generator, the surface of generator all is provided with the connecting piece, the inside through connection of connecting piece has the dead lever, the surface central authorities of dead lever have cup jointed the connecting strip, the other end through connection of connecting strip has the second dead lever, the second dead lever runs through in the second connecting piece, the bottom fixed mounting of second connecting piece has the fixing base, the front end of fixing base has cup jointed the rotation axis, the rotary rod has been cup jointed to the inside of rotation axis, the one end through connection of rotary rod has the connecting plate, the opposite side cover of connecting plate is connected with the blade.

As a preferred technical scheme of the utility model, the surface of connecting plate is provided with L type fixture block, and the outer fixed surface of L type fixture block and rotation axis is connected, the surface of rotation axis is provided with the stopper.

As a preferred technical scheme of the utility model, the surface edge of blade runs through and has cup jointed the screw fastening pole, the screw fastening pole runs through respectively in blade and connecting plate.

As a preferred technical scheme of the utility model, the adapter sleeve has been cup jointed with the junction of blade to the connecting plate, and the adapter sleeve runs through in the inside of kuppe the adapter sleeve adopts the preparation of rubber material to form.

As a preferred technical scheme of the utility model, a plurality of damping device are all installed to the both sides of fixing base, vibration damping mount is all installed at vibration damping device's inside both ends, vibration damping mount installs damping spring between each other.

As a preferred technical scheme of the utility model, the shock-absorbing layer has been cup jointed to the internal surface of kuppe, the inside packing of shock-absorbing layer has the TPE material.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses an installation rotation axis cup joints rotatable connecting plate with inside, by connecting plate and blade fixed connection, guarantees the connectivity, and the blade can make wind energy utilization maximize according to wind-force adjusting blade's pivot angle when rotating, sets up stopper and L type fixture block simultaneously, guarantees the range that the swing was adjusted, and the security that strengthens utilizes damping device to improve kuppe inner structure's stability.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is an internal cross-sectional view of the overall structure of the present invention;

fig. 2 is a schematic view of the structure of the rotating shaft of the present invention;

fig. 3 is a top view of the overall structure of the present invention;

fig. 4 is an enlarged schematic view of the structure at a position a of the present invention;

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

in the figure: 1. a generator; 2. a motor shaft hole; 3. a connecting member; 4. a fixing rod; 5. a connecting strip; 6. a second fixing bar; 7. a second connecting member; 8. a fixed seat; 9. a rotating shaft; 10. rotating the rod; 11. an L-shaped fixture block; 12. a limiting block; 13. a blade; 14. a threaded fastening rod; 15. fastening sleeves; 16. a pod; 17. a shock-absorbing layer; 18. a damping device; 19. a damping mount; 20. a damping spring; 21. a connecting plate.

Detailed Description

The preferred embodiments of the present invention will be described hereinafter with reference to the accompanying drawings, and it should be understood that the preferred embodiments described herein are merely for purposes of illustration and explanation, and are not intended to limit the present invention. Wherein like reference numerals refer to like parts throughout.

In addition, if a detailed description of the known art is not necessary to show the features of the present invention, it is omitted. It should be noted that as used in the following description, the terms "front," "back," "left," "right," "upper" and "lower" refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Example 1

As shown in fig. 1, the utility model provides an offshore wind power generation blade connecting device, including generator 1 and kuppe 16, motor shaft hole 2 has been cup jointed to generator 1's inside central authorities, generator 1's surface all is provided with connecting piece 3, the inside through connection of connecting piece 3 has dead lever 4, connecting strip 5 has been cup jointed to the surface central authorities of dead lever 4, the other end through connection of connecting strip 5 has second dead lever 6, second dead lever 6 runs through in second connecting piece 7, the bottom fixed mounting of second connecting piece 7 has fixing base 8, the front end of fixing base 8 has cup jointed rotation axis 9, rotation axis 9's inside has cup jointed rotary rod 10, the one end through connection of rotary rod 10 has connecting plate 21, blade 13 has been connected to the opposite side cover of connecting plate 21.

Further, the surface of connecting plate 21 is provided with L type fixture block 11, and the fixed surface of L type fixture block 11 and rotation axis 9 is connected, and the surface of rotation axis 9 is provided with stopper 12, through the rotation of connecting plate 21, drives the rotation of L type fixture block 11, works as the contact and makes in stopper 12 and brake, realizes driving blade 13 through connecting plate 21 and adjusts the swing to make the wind energy utilization maximize, adopt stopper 12 to brake simultaneously, strengthen overall structure security and validity.

The outer surface edge of blade 13 runs through to cup joint threaded fastening pole 14, and threaded fastening pole 14 runs through respectively in blade 13 and connecting plate 21, strengthens the elasticity between blade 13 and the connecting plate 21 through threaded fastening pole 14, further promotes overall structure's steadiness.

Connecting plate 21 has cup jointed adapter sleeve 15 with the junction of blade 13, and adapter sleeve 15 runs through in the inside of kuppe 16, and adapter sleeve 15 adopts the preparation of rubber material to form, and adapter sleeve 15 reinforcing connection plate 21 that forms through the preparation of rubber material is connected stability with blade 13, and the rubber material has good shock attenuation nature simultaneously, mentions the guard action to overall structure.

A plurality of damping device 18 are all installed to the both sides of fixing base 8, and vibration damping mount 19 is all installed at the inside both ends of damping device 18, and damping spring 20 is installed each other to vibration damping mount 19, through the stability of being connected between fixing base 8 and the kuppe 16 of damping device 18 reinforcing.

The internal surface of kuppe 16 has cup jointed buffer layer 17, and the intussuseption of buffer layer 17 is filled with the TPE material, and the TPE material has high elasticity, ageing-resistant and shock attenuation nature, further promotes overall structure's stability.

Specifically, in the installation, connect connecting plate 21 and blade 13 mutually and cup joint, then with screw fastening pole 14 through connection in blade 13 and connecting plate 21, thereby play the fixed action, connect into connecting plate 21 through adapter sleeve 15 cover after that, strengthen the stability of being connected of blade 13 and connecting plate 21, the back end of connecting plate 21 is connected with rotation axis 9 through rotary rod 10, when generator 1 starts blade 13 and rotates, according to the pivot angle of the adjustable blade of wind-force, make wind energy utilization maximize, promote work efficiency, through setting up stopper 12 at the surface of rotation axis 9, the surface of rotary rod 10 sets up L type fixture block 11, it makes to swing when the structure, the relation of accessible L type fixture block 11 and stopper 12 joint plays spacing effect, thereby protect the structure, generator 1 is through connecting strip 5 and a plurality of fixing base 8 fixed connection one by one, fixing strip 5 cup joints in the reinforcing activity of dead lever 4, damping device 18 by the installation of fixing base 8 both sides is connected with kuppe 16, utilize damping spring 20 to play overall structure's shock attenuation effect, thereby reach the promotion of stability, elastomer through the inside packing TPE material of buffer layer 17, have the high elasticity, ageing-resistant stability and strengthen a whole stability of structure.

The utility model discloses an installation rotation axis 9 cup joints rotatable coupling plate 21 with inside, by connecting

plate

21 and 13 fixed connection of blade, guarantees the connectivity, and the blade can make wind energy utilization maximize according to wind-force adjusting blade's pivot angle when rotating, sets up stopper 12 and L type fixture block 11 simultaneously, guarantees the range of swing regulation, and the stability of 16 inner structure of kuppe are improved to the reinforcing security, utilizes damping device 18.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an offshore wind power generation blade connecting device, includes generator (1) and kuppe (16), its characterized in that, motor shaft hole (2) have been cup jointed to the inside central authorities of generator (1), the surface of generator (1) all is provided with connecting piece (3), the inside through connection of connecting piece (3) has dead lever (4), connecting strip (5) have been cup jointed to the surface central authorities of dead lever (4), the other end through connection of connecting strip (5) has second dead lever (6), second dead lever (6) run through in second connecting piece (7), the bottom fixed mounting of second connecting piece (7) has fixing base (8), the front end of fixing base (8) has cup jointed rotation axis (9), rotary rod (10) have been cup jointed to the inside of rotation axis (9), the one end through connection of rotary rod (10) has connecting plate (21), the opposite side cover of connecting plate (21) has blade (13).

2. An offshore wind turbine blade connection device, according to claim 1, characterized in that the outer surface of the connection plate (21) is provided with an L-shaped fixture block (11), and the L-shaped fixture block (11) is fixedly connected with the outer surface of the rotation shaft (9), and the outer surface of the rotation shaft (9) is provided with a stopper (12).

3. An offshore wind turbine blade connection device, according to claim 1, characterized in that threaded fastening rods (14) are sleeved through the outer surface edge of the blade (13), and the threaded fastening rods (14) respectively penetrate the blade (13) and the connection plate (21).

4. An offshore wind turbine blade connection device according to claim 3, characterized in that a fastening sleeve (15) is sleeved at the connection between the connection plate (21) and the blade (13), and the fastening sleeve (15) penetrates through the inside of the air guide sleeve (16), and the fastening sleeve (15) is made of rubber.

5. An offshore wind turbine blade connection device according to claim 1, characterized in that a number of damping devices (18) are mounted on both sides of the fixing base (8), damping mounts (19) are mounted on both inner ends of the damping devices (18), and damping springs (20) are mounted between the damping mounts (19).

6. An offshore wind turbine blade connection device, according to claim 1, characterized in that a shock absorbing layer (17) is sleeved on the inner surface of the air guide sleeve (16), and the inside of the shock absorbing layer (17) is filled with TPE material.