CN206770110U - A kind of high intensity fan blade - Google Patents
A kind of high intensity fan blade Download PDFInfo
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- CN206770110U CN206770110U CN201720417576.7U CN201720417576U CN206770110U CN 206770110 U CN206770110 U CN 206770110U CN 201720417576 U CN201720417576 U CN 201720417576U CN 206770110 U CN206770110 U CN 206770110U
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- Prior art keywords
- skeleton
- section
- medial surface
- root
- fan blade
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a kind of high intensity fan blade, including girder skeleton and the blade covering (2) that is arranged at outside girder skeleton；It is characterized in that：The girder skeleton includes skeleton root (11), root linkage section (12), and root linkage section (12) is fixedly connected with skeleton root (11)；The root linkage section (12) includes forefront pressure section (121) and rear end lift section (122), and forefront pressure section (121) is fixedly connected with the both ends of rear end lift section (122)；The side of the forefront pressure section (121) is connected with blade inlet edge skeleton (13).The drawbacks of overcoming prior art the utility model has the advantage of it, novelty reasonable in design.
Description
Technical field
A kind of high intensity fan blade is the utility model is related to, belongs to wind power generation field.
Background technology
Fan blade is the important component of wind power plant, and its purposes is to catch wind energy by fan blade, from
And driving mechanical rotates, electric energy is produced.At present, fan blade includes skeleton and the blade covering being covered on the outside of skeleton, skeleton
There is gap between the blade covering being covered on the outside of skeleton, and the thickness of blade covering is typically relatively thin.In practice, in order to
Fan blade is set to obtain bigger wind energy, the length of fan blade is generally arranged longer but longer fan blade
Because length is long rigidity can be caused inadequate, so as to the problem of producing unstability, flexing.
Utility model content
Goal of the invention of the present utility model is：For existing for prior art " in practice, in order that fan blade can
To obtain bigger wind energy, the length of fan blade is generally arranged longer but longer fan blade can be because length be spent
Grow and cause rigidity inadequate, so as to which unstability, flexing can be produced " the problem of, there is provided a kind of high intensity fan blade.
In order to solve the above technical problems, the utility model adopts the technical scheme that, a kind of high intensity fan blade, including
Girder skeleton and the blade covering (2) being arranged at outside girder skeleton；The girder skeleton includes skeleton root (11), root connects
Section (12), root linkage section (12) are fixedly connected with skeleton root (11)；The root linkage section (12) includes forefront pressure section
(121) it is fixedly connected with rear end lift section (122), forefront pressure section (121) with the both ends of rear end lift section (122)；Before described
The side of end pressure section (121) is connected with blade inlet edge skeleton (13), and the side of rear end lift section (122) is connected with trailing edge
Skeleton (14), elastic supporting member for supporting optical member is provided between blade inlet edge skeleton (13) medial surface and trailing edge skeleton (14) medial surface.
In the scheme of the application, root linkage section (12) and elastic supporting member for supporting optical member are added, is occurred in fan blade changeover portion
During elastic deformation, wind-force leaf is prevented by the elastic restoring force after forefront pressure section (121) and rear end lift section (122) stress
Piece changeover portion occurs plastic deformation and is even broken, and elastic supporting member for supporting optical member improves blade inlet edge skeleton (13) and trailing edge bone
Frame (14) elastic anchorage force, in front of the blade after edge skeleton (13) and trailing edge skeleton (14) stress, pass through elastic supporting member for supporting optical member
Elastic restoring force provides effective support to blade inlet edge skeleton (13) and trailing edge skeleton (14).
Optimization, above-mentioned high intensity fan blade, the elastic supporting member for supporting optical member includes some support bars (3), support bar (3)
Both ends are fixedly connected with blade inlet edge skeleton (13) medial surface, trailing edge skeleton (14) medial surface respectively.
Optimization, above-mentioned high intensity fan blade, the support bar (3) is bow, and support bar (3) are provided at both ends with
Support chip (31), support chip (31) are Nian Jie with blade inlet edge skeleton (13) medial surface, trailing edge skeleton (14) medial surface.
In front of the blade after edge skeleton (13) and trailing edge skeleton (14) stress, blade inlet edge skeleton (13) and trailing edge
Skeleton (14) deforms or the distance between blade inlet edge skeleton (13) and trailing edge skeleton (14) change, at this moment
Elastic deformation can occur for support bar (3), by the elastic anchorage force and elastic pulling force of support bar (3), to blade inlet edge skeleton
(13) and trailing edge skeleton (14) does effective support, prevents blade inlet edge skeleton (13) and trailing edge skeleton (14) from occurring
Moderate finite deformation.
Optimize, above-mentioned high intensity fan blade, forefront pressure section (121) medial surface and rear end lift section (122)
Be provided with pulling force rope (15) between medial surface, the both ends of pulling force rope (15) respectively with forefront pressure section (121) medial surface and rear end
Lift section (122) medial surface is fixedly connected.
Pulling force rope (15) tenses forefront pressure section (121) and rear end lift section (122), adds forefront pressure section (121)
With the yield strength of rear end lift section (122), its fracture is prevented.
Optimization, above-mentioned high intensity fan blade, support bar (3) stage casing is provided with segmental arc, the arc of segmental arc
Opening direction and the arc opening of support bar (3) are in opposite direction.
Optimization, above-mentioned high intensity fan blade, the support bar (3) and support chip (31) make for nylon material, branch
Strut (3) and support chip (31) are integrally formed setting.
Support bar (3) and support chip (31) are arranged to be integrally formed part for nylon, support bar (3) and support can be prevented
The junction stress of piece (31) is excessively concentrated and is broken.
Optimization, above-mentioned high intensity fan blade, the skeleton root (11), root linkage section (12), trailing edge bone
Frame (14), blade inlet edge skeleton (13) are integrally formed setting.
Skeleton root (11), root linkage section (12), trailing edge skeleton (14), blade inlet edge skeleton (13) are integrally formed
The stress concentration of junction can be reduced, improves overall intensity.
The drawbacks of overcoming prior art the utility model has the advantage of it, novelty reasonable in design.Add root
Portion's linkage section (12) and elastic supporting member for supporting optical member, when elastic deformation occurs for fan blade changeover portion, by forefront pressure section (121) and
Elastic restoring force after rear end lift section (122) stress prevents wind blade changeover portion from plastic deformation occurs or even occurs disconnected
Split, elastic supporting member for supporting optical member improves blade inlet edge skeleton (13) and trailing edge skeleton (14) elastic anchorage force, in front of the blade edge bone
After frame (13) and trailing edge skeleton (14) stress, by the elastic restoring force of elastic supporting member for supporting optical member to blade inlet edge skeleton (13) and
Trailing edge skeleton (14) provides effective support.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Embodiment
The technical characterstic of the present invention is expanded on further with specific embodiment below in conjunction with the accompanying drawings.
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining this
Utility model, it is not used to limit the utility model.
As shown in figure 1, the utility model is a kind of high intensity fan blade, including girder skeleton and it is arranged at girder skeleton
Outer blade covering (2)；The girder skeleton includes skeleton root (11), root linkage section (12), root linkage section (12) with
Skeleton root (11) is fixedly connected；The root linkage section (12) includes forefront pressure section (121) and rear end lift section (122),
Forefront pressure section (121) is fixedly connected with the both ends of rear end lift section (122)；The side connection of the forefront pressure section (121)
There is blade inlet edge skeleton (13), the side of rear end lift section (122) is connected with trailing edge skeleton (14), blade inlet edge skeleton
(13) it is provided with elastic supporting member for supporting optical member between medial surface and trailing edge skeleton (14) medial surface.
In the scheme of the application, root linkage section (12) and elastic supporting member for supporting optical member are added, is occurred in fan blade changeover portion
During elastic deformation, wind-force leaf is prevented by the elastic restoring force after forefront pressure section (121) and rear end lift section (122) stress
Piece changeover portion occurs plastic deformation and is even broken, and elastic supporting member for supporting optical member improves blade inlet edge skeleton (13) and trailing edge bone
Frame (14) elastic anchorage force, in front of the blade after edge skeleton (13) and trailing edge skeleton (14) stress, pass through elastic supporting member for supporting optical member
Elastic restoring force provides effective support to blade inlet edge skeleton (13) and trailing edge skeleton (14).
The elastic supporting member for supporting optical member includes some support bars (3), the both ends of support bar (3) respectively with blade inlet edge skeleton (13)
Medial surface, trailing edge skeleton (14) medial surface are fixedly connected.
The support bar (3) is bow, and support bar (3) is provided at both ends with support chip (31), support chip (31) and leaf
Piece leading edge skeleton (13) medial surface, trailing edge skeleton (14) medial surface bonding.
In front of the blade after edge skeleton (13) and trailing edge skeleton (14) stress, blade inlet edge skeleton (13) and trailing edge
Skeleton (14) deforms or the distance between blade inlet edge skeleton (13) and trailing edge skeleton (14) change, at this moment
Elastic deformation can occur for support bar (3), by the elastic anchorage force and elastic pulling force of support bar (3), to blade inlet edge skeleton
(13) and trailing edge skeleton (14) does effective support, prevents blade inlet edge skeleton (13) and trailing edge skeleton (14) from occurring
Moderate finite deformation.
Pulling force rope (15) is provided between forefront pressure section (121) medial surface and rear end lift section (122) medial surface,
The both ends of pulling force rope (15) are fixedly connected with forefront pressure section (121) medial surface and rear end lift section (122) medial surface respectively.
Pulling force rope (15) tenses forefront pressure section (121) and rear end lift section (122), adds forefront pressure section (121)
With the yield strength of rear end lift section (122), its fracture is prevented.
Support bar (3) stage casing is provided with segmental arc, and the arc opening direction of segmental arc and the arc of support bar (3) are opened
Mouth is in opposite direction.
The support bar (3) and support chip (31) are made for nylon material, and support bar (3) and support chip (31) are integrally formed
Set.
Support bar (3) and support chip (31) are arranged to be integrally formed part for nylon, support bar (3) and support can be prevented
The junction stress of piece (31) is excessively concentrated and is broken.
The skeleton root (11), root linkage section (12), trailing edge skeleton (14), blade inlet edge skeleton (13) one
Shaping is set.
Skeleton root (11), root linkage section (12), trailing edge skeleton (14), blade inlet edge skeleton (13) are integrally formed
The stress concentration of junction can be reduced, improves overall intensity.
The drawbacks of overcoming prior art the utility model has the advantage of it, novelty reasonable in design.Add root
Portion's linkage section (12) and elastic supporting member for supporting optical member, when elastic deformation occurs for fan blade changeover portion, by forefront pressure section (121) and
Elastic restoring force after rear end lift section (122) stress prevents wind blade changeover portion from plastic deformation occurs or even occurs disconnected
Split, elastic supporting member for supporting optical member improves blade inlet edge skeleton (13) and trailing edge skeleton (14) elastic anchorage force, in front of the blade edge bone
After frame (13) and trailing edge skeleton (14) stress, by the elastic restoring force of elastic supporting member for supporting optical member to blade inlet edge skeleton (13) and
Trailing edge skeleton (14) provides effective support.
Certainly, it is to limitation of the present utility model that described above, which is not, and the utility model is also not limited to the example above, this
The those of ordinary skill of technical field, in essential scope of the present utility model, the variations, modifications, additions or substitutions made, all
The scope of protection of the utility model should be belonged to.
Claims (7)
1. a kind of high intensity fan blade, including girder skeleton and the blade covering (2) that is arranged at outside girder skeleton；Its feature exists
In：The girder skeleton includes skeleton root (11), root linkage section (12), and root linkage section (12) is solid with skeleton root (11)
Fixed connection；The root linkage section (12) includes forefront pressure section (121) and rear end lift section (122), forefront pressure section (121)
It is fixedly connected with the both ends of rear end lift section (122)；The side of the forefront pressure section (121) is connected with blade inlet edge skeleton
(13), the side of rear end lift section (122) is connected with trailing edge skeleton (14), blade inlet edge skeleton (13) medial surface and blade
Elastic supporting member for supporting optical member is provided between trailing edge skeleton (14) medial surface.
2. high intensity fan blade according to claim 1, it is characterised in that：The elastic supporting member for supporting optical member includes some supports
Bar (3), the both ends of support bar (3) are fixed with blade inlet edge skeleton (13) medial surface, trailing edge skeleton (14) medial surface respectively
Connection.
3. high intensity fan blade according to claim 2, it is characterised in that：The support bar (3) is bow, support
Bar (3) is provided at both ends with support chip (31), support chip (31) and blade inlet edge skeleton (13) medial surface, trailing edge skeleton
(14) medial surface is bonded.
4. high intensity fan blade according to claim 3, it is characterised in that：Forefront pressure section (121) medial surface
Be provided with pulling force rope (15) between rear end lift section (122) medial surface, the both ends of pulling force rope (15) respectively with forefront pressure section
(121) medial surface is fixedly connected with rear end lift section (122) medial surface.
5. high intensity fan blade according to claim 3, it is characterised in that：Support bar (3) stage casing is provided with arc
Shape section, the arc opening direction of segmental arc and the arc opening of support bar (3) are in opposite direction.
6. high intensity fan blade according to claim 3, it is characterised in that：The support bar (3) and support chip (31)
Made for nylon material, support bar (3) and support chip (31) are integrally formed setting.
7. high intensity fan blade according to claim 1, it is characterised in that：The skeleton root (11), root connection
Section (12), trailing edge skeleton (14), blade inlet edge skeleton (13) are integrally formed setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720417576.7U CN206770110U (en) | 2017-04-19 | 2017-04-19 | A kind of high intensity fan blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720417576.7U CN206770110U (en) | 2017-04-19 | 2017-04-19 | A kind of high intensity fan blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206770110U true CN206770110U (en) | 2017-12-19 |
Family
ID=60635355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720417576.7U Active CN206770110U (en) | 2017-04-19 | 2017-04-19 | A kind of high intensity fan blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206770110U (en) |
-
2017
- 2017-04-19 CN CN201720417576.7U patent/CN206770110U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200911 Address after: 226000 south of Jiangming road and west of Haizhu Road, Dong'an science and Technology Park, Binhai Park, Nantong City, Jiangsu Province Patentee after: Meize wind power equipment manufacturing (Jiangsu) Co., Ltd Address before: Kailu town 028499 the Inner Mongolia Autonomous Region Kailu County, Tongliao City Patentee before: MEIZE WIND POWER EQUIPMENT MANUFACTURING (INNER MONGOLIA) Co.,Ltd. |
|
| TR01 | Transfer of patent right |