CN215486351U

CN215486351U - Wind driven generator blade

Info

Publication number: CN215486351U
Application number: CN202121155796.XU
Authority: CN
Inventors: 杨家胜; 邓伟
Original assignee: Henan Mingyang Smart Energy Co ltd
Current assignee: Henan Mingyang Smart Energy Co ltd
Priority date: 2021-05-25
Filing date: 2021-05-25
Publication date: 2022-01-11
Anticipated expiration: 2031-05-25

Abstract

The utility model relates to the technical field of wind power generation equipment, in particular to a wind driven generator blade which comprises a first layer structure and a second layer structure, wherein the first layer structure is attached above the second layer structure, the first layer structure comprises a first splicing block and a second splicing block, the second splicing block is attached below the first splicing block, the second layer structure comprises a third splicing block and a fourth splicing block, and the fourth splicing block is attached below the third splicing block. The wind driven generator blade is manufactured in a mode that the Basha wood block and the high polyvinyl chloride block are spliced, the capacity of the wind driven generator blade is improved, and the weight of the blade is reduced.

Description

Wind driven generator blade

Technical Field

The utility model relates to the technical field of wind power generation equipment, in particular to a wind driven generator blade.

Background

With the development and the gradual maturity of modern wind power technology, in order to reduce the unit cost of wind power and continuously improve the power of a fan, the research of a wind power generator set is developing along the direction of increasing the capacity of a single machine, reducing the unit kilowatt mass and improving the conversion efficiency. The length of the blade is in direct proportion to the power of the fan, and the larger the power of the fan is, the longer the blade is. As blade length increases, mass increases faster than energy extraction, and because mass increases in proportion to the cube of blade length, reducing large blade loads and improving power generation efficiency are currently the focus of research.

Balsa wood (balsa) is a main raw material for the production of wind power blades and aircraft airfoil blades, mainly for increasing the rigidity of the blades and reducing the weight of the blades. Due to the limitation of raw materials such as balsa wood, the productivity cannot keep pace with the delivery progress of an industrial chain, and the productivity of the wind turbine generator is limited to a certain extent.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is as follows: the utility model provides a wind driven generator blade which is manufactured by splicing a balsa wood block and a high polyvinyl chloride block, so that the capacity of the wind driven generator blade is improved, and the weight of the blade is reduced.

In order to achieve the purpose, the technical scheme of the utility model is as follows:

the utility model provides a wind driven generator blade, its characterized in that, including first layer structure, second floor structure, the laminating of first layer structure is in the top of second floor structure, just first layer structure is including first concatenation piece, second concatenation piece, the laminating of second concatenation piece is in the below of first concatenation piece, the second floor structure is including third concatenation piece, fourth concatenation piece, the laminating of fourth concatenation piece is in the below of third concatenation piece.

As an improvement: first concatenation piece is including first HPE250 concatenation block, first HPE160 concatenation block, first Balsa concatenation block, second HPE250 concatenation block, first HPE110 concatenation block, the right side of first HPE160 concatenation block laminating, first Balsa concatenation block laminating is on first HPE250 concatenation block right side, first HPE160 concatenation block laminating is on first HPE160 concatenation block right side, first HPE110 concatenation block laminating is on the right side of first Balsa concatenation block, second HPE250 concatenation block laminating is in the below of first Balsa concatenation block.

As an improvement: the length of the first HPE250 spliced block is 4.3m, the length of the first HPE160 spliced block is 9.1m, the length of the first Balsa spliced block and the length of the second HPE250 spliced block are both 19.9m, and the length of the first HPE110 spliced block is 34.8 m.

As an improvement: the second concatenation piece is including second Balsa concatenation block the right side laminating of second Balsa concatenation block has third HPE250 concatenation block the right side laminating of third HPE250 concatenation block has second HPE110 concatenation block.

As an improvement: the length of the second Balsa spliced block is 7.5m, the length of the third HPE250 spliced block is 11m, and the length of the second HPE110 spliced block is 50 m.

As an improvement: third concatenation piece is including second HPE160 concatenation block the right side of second HPE160 concatenation block is equipped with third Balsa concatenation block the right side of third Balsa concatenation block is equipped with third HPE110 concatenation block, and is in the below laminating of third Balsa concatenation block has fourth HPE250 concatenation block.

As an improvement: the length of the second HPE160 splice block is 13.9m, the length of the third Balsa splice block and the length of the fourth HPE250 splice block are both 16.1m, and the length of the third HPE110 splice block is 38.7 m.

As an improvement: the fourth splicing block comprises a third HPE160 splicing block body, and a fourth HPE110 splicing block body is arranged on the right side of the third HPE160 splicing block body.

As an improvement: the length of the third HPE160 tile is 14.5m and the length of the fourth HPE110 tile is 54.3 m.

In conclusion, the utility model has the following beneficial effects:

the utility model provides a wind driven generator blade which is manufactured by splicing a balsa wood block and a high polyvinyl chloride block, so that the capacity of the wind driven generator blade is improved, and the weight of the blade is reduced.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the embodiments or the description of the prior art will be briefly described below.

FIG. 1 is a schematic view of a first layer structure of a wind turbine blade;

FIG. 2 is a schematic view of a second layer of a wind turbine blade;

wherein: 1. a first HPE250 splice block; 2. a first HPE160 splice block; 3. a first Balsa splice block; 4. a second HPE250 splice block; 5. a first HPE110 splice block; 6. a second Balsa splice block; 7. a third HPE250 splice block; 8. a second HPE110 splice block; 9. a second HPE160 splice block; 10. a third Balsa splice block; 11. a third HPE110 splice block; 12. a fourth HPE250 splice block; 13. a third HPE160 splice block; 14. the fourth HPE110 splices blocks.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1-2, a wind turbine blade includes a first layer structure and a second layer structure, the first layer structure is attached above the second layer structure, the first layer structure includes a first splicing block and a second splicing block, the second splicing block is attached below the first splicing block, the second layer structure includes a third splicing block and a fourth splicing block, and the fourth splicing block is attached below the third splicing block.

First concatenation piece is including first HPE250 concatenation block 1, first HPE160 concatenation block 2, first Balsa concatenation block 3, second HPE250 concatenation block 4, first HPE110 concatenation block 5, the laminating of first HPE160 concatenation block 2 is on the right side of first HPE250 concatenation block 1, the laminating of first Balsa concatenation block 3 is on first HPE160 concatenation block 2 right side, the laminating of first HPE110 concatenation block 5 is on the right side of first Balsa concatenation block 3, the laminating of second HPE250 concatenation block 4 is in the below of first Balsa concatenation block 3. The length of the first HPE250 spliced block 4 is 4.3m, the length of the first HPE160 spliced block 2 is 9.1m, the length of the first Balsa spliced block 3 and the length of the second HPE250 spliced block 4 are both 19.9m, and the length of the first HPE110 spliced block 5 is 34.8 m.

The second splicing block comprises a second Balsa splicing block body 6, a third HPE250 splicing block body 7 is attached to the right side of the second Balsa splicing block body 6, and a second HPE110 splicing block body 8 is attached to the right side of the third HPE250 splicing block body 7. The length of the second Balsa tile 6 is 7.5m, the length of the third HPE250 tile 7 is 11m, and the length of the second HPE110 tile 8 is 50 m.

The third splicing block comprises a second HPE160 splicing block 9, a third Balsa splicing block 10 is arranged on the right side of the second HPE160 splicing block 9, a third HPE110 splicing block 11 is arranged on the right side of the third Balsa splicing block 10, and a fourth HPE250 splicing block 12 is attached below the third Balsa splicing block 10; the length of the second HPE160 tile 9 is 13.9m, the length of the third Balsa tile 10 and the length of the fourth HPE250 tile 12 are both 16.1m, and the length of the third HPE110 tile 11 is 38.7 m.

The fourth splicing block comprises a third HPE160 splicing block body 13, and a fourth HPE110 splicing block body 14 is arranged on the right side of the third HPE160 splicing block body 13; the length of the third HPE160 block 13 is 14.5m and the length of the fourth HPE110 block 14 is 54.3 m.

In this embodiment, the thickness of core HPE250 ranges from 20mm to 38.5mm, the thickness of core HPE160 ranges from 16mm to 38mm, the thickness of core HPE110 ranges from 15mm to 20mm, and the thickness of core Balsa ranges from 20mm to 35 mm; the weight of the core material Balsa wood (Balsa) is larger than that of the core material high polyvinyl chloride (Balsa) under the same volume.

The wind driven generator blade is manufactured by splicing the balsa wood block and the high polyvinyl chloride block, so that the capacity of the wind driven generator blade is improved, and the weight of the blade is reduced.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention and not to limit it; although the present invention has been described in detail with reference to preferred embodiments, those skilled in the art will appreciate that; modifications to the specific embodiments of the utility model or equivalent substitutions for parts of the technical features may be made; without departing from the spirit of the present invention, it is intended to cover all aspects of the utility model as defined by the appended claims.

Claims

1. The utility model provides a wind driven generator blade, its characterized in that, including first layer structure, second floor structure, the laminating of first layer structure is in the top of second floor structure, just first layer structure is including first concatenation piece, second concatenation piece, the laminating of second concatenation piece is in the below of first concatenation piece, the second floor structure is including third concatenation piece, fourth concatenation piece, the laminating of fourth concatenation piece is in the below of third concatenation piece.

2. The wind turbine blade of claim 1, wherein the first tile comprises a first HPE250 tile, a first HPE160 tile, a first Balsa tile, a second HPE250 tile, and a first HPE110 tile, the first HPE160 tile is attached to the right side of the first HPE250 tile, the first Balsa tile is attached to the right side of the first HPE160 tile, the first HPE110 tile is attached to the right side of the first Balsa tile, and the second HPE250 tile is attached to the lower side of the first Balsa tile.

3. The wind turbine blade of claim 2, wherein the length of the first HPE250 tile is 4.3m, the length of the first HPE160 tile is 9.1m, the length of the first Balsa tile and the length of the second HPE250 tile are both 19.9m, and the length of the first HPE110 tile is 34.8 m.

4. The wind turbine blade of claim 1, wherein the second segment comprises a second Balsa segment, a third HPE250 segment is attached to the right side of the second Balsa segment, and a second HPE110 segment is attached to the right side of the third HPE250 segment.

5. A wind turbine blade according to claim 4 wherein the second Balsa tile is 7.5m long, the third HPE250 tile is 11m long and the second HPE110 tile is 50m long.

6. The wind turbine blade of claim 1, wherein the third segment comprises a second HPE160 segment, a third Balsa segment is disposed on the right side of the second HPE160 segment, a third HPE110 segment is disposed on the right side of the third Balsa segment, and a fourth HPE250 segment is attached below the third Balsa segment.

7. A wind turbine blade according to claim 6 wherein the length of the second block of HPE160 is 13.9m, the length of the third block of Balsa and the length of the fourth block of HPE250 are both 16.1m, and the length of the third block of HPE110 is 38.7 m.

8. The wind turbine blade of claim 1, wherein the fourth block comprises a third HPE160 block and a fourth HPE110 block is provided to the right of the third HPE160 block.

9. The wind turbine blade of claim 8, wherein said third HPE160 tile is 14.5m long and said fourth HPE110 tile is 54.3m long.