CN106481504A - Wind electricity blade attachment means - Google Patents
Wind electricity blade attachment means Download PDFInfo
- Publication number
- CN106481504A CN106481504A CN201510553017.4A CN201510553017A CN106481504A CN 106481504 A CN106481504 A CN 106481504A CN 201510553017 A CN201510553017 A CN 201510553017A CN 106481504 A CN106481504 A CN 106481504A
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- CN
- China
- Prior art keywords
- attachment means
- wind electricity
- electricity blade
- fiberglass
- external structure
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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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Abstract
The invention discloses a kind of wind electricity blade attachment means, it is applied to the connection of wind electricity blade and generating set, described device includes fiberglass external structure and metal bolts set, described metal bolts set is consolidated in described fiberglass external structure, described fiberglass external structure is bonding with the blade root eyelid covering of described air channel blade, and described metal bolts set is connected with described generating set by bolt.In the present invention, attachment means are bonding with blade root eyelid covering, will not destroy blade overall structure, and bolt sleeve is consolidated in fiberglass external structure, and bonding strength is high, stability is high.
Description
Technical field
The present invention relates to wind electricity blade, especially relevant with the attachment structure of wind electricity blade.
Background technology
At present, the connection of wind electricity blade many using directly pre-buried method it is simply that the structures such as bolt sleeve are embedded in advance
In wind electricity blade, then the connection realizing blade by the cooperation of bolt and bolt sleeve.This method, can lead
The problems such as cause blade local cavity, causes blade root unstable, also influences whether its surface structure.Separately
Outward, can only be poor using gluing method, bonding strength between bolt sleeve and blade in this kind of method, and
And this structure also can cause to waste because of blade punching, and affect blade self-strength.
Content of the invention
For problems of the prior art, the purpose of the present invention is for providing a kind of connection reliable, stable
Property high, bonding strength high, and the wind electricity blade attachment means of blade construction will not be destroyed.
For achieving the above object, technical scheme is as follows：
A kind of wind electricity blade attachment means, are applied to the connection of wind electricity blade and generating set, described device
Including fiberglass external structure and metal bolts set, described metal bolts set is consolidated in described fiberglass external structure
Interior, described fiberglass external structure is bonding with the blade root eyelid covering of described air channel blade, and described metal bolts set is logical
Cross bolt to be connected with described generating set.
In an optional embodiment, described metal bolts cover for multiple, circular array, described glass
Steel external structure is multiple, and covers one-to-one corresponding with described metal bolts.
In an optional embodiment, each described fiberglass external structure is Split type structure, will be described
Metal bolts set is fastened in wherein.
In an optional embodiment, it is outer that described metal bolts set is combined with described fiberglass external structure
Side face tapered structure vertically.
In an optional embodiment, to sticking into type between described fiberglass external structure split.
In an optional embodiment, each described fiberglass external structure and each described metal bolts cover it
Between be integrated formed structure.
In an optional embodiment, described fiberglass external structure outer peripheral face has spaced convex-concave
Platform.
In an optional embodiment, described fiberglass external structure is interior with what described metal bolts set combined
Spaced convex-concave platform is had on side face.
In an optional embodiment, described fiberglass external structure is formed by the compacting of mould mould.
In an optional embodiment, described fiberglass external structure adopts epoxy resin, unsaturated polyester (UP) tree
In fat, vinylite, polyurethane resin and other thermosetting resins, any one material is made, strengthening material
Expect for fiberglass products or carbon fiber product.
The beneficial effects of the present invention is, the present invention compared with prior art, in the present invention attachment means with
Blade root eyelid covering bonding, will not destroy blade overall structure, and bolt sleeve is consolidated in fiberglass external structure,
Bonding strength is high, stability is high.
Brief description
Below in conjunction with the accompanying drawings the present invention is described in further detail：
Fig. 1 is the perspective view of the wind electricity blade attachment means of the present invention；
Fig. 2 is the planar structure schematic diagram of the wind electricity blade attachment means of the present invention；
Fig. 3 is the use state schematic diagram of the wind electricity blade attachment means of the present invention；
Fig. 4 is the partial enlargement structural representation of Fig. 3；
Fig. 5 is the perspective view of the wind electricity blade attachment means first embodiment of the present invention；
Fig. 6 is that the another form of stereochemical structure of wind electricity blade attachment means first embodiment of the present invention is illustrated
Figure；
Fig. 7 is that the another form of sectional structure of wind electricity blade attachment means first embodiment of the present invention is illustrated
Figure；
Fig. 8 is the perspective view of the wind electricity blade attachment means second embodiment of the present invention；
Fig. 9 is the decomposition texture schematic diagram of the wind electricity blade attachment means second embodiment of the present invention.
Specific embodiment
Embody feature of present invention will describe in detail in the following description with the exemplary embodiments of advantage.Ying Li
Solution is that the present invention can have various changes in different embodiments, and it is all without departing from the present invention's
Scope, and therein explanation and accompanying drawing be inherently illustrated as being used, and be not used to limit the present invention.
Fig. 1 and Fig. 2 respectively illustrates the solid of wind electricity blade attachment means of the present invention and planar structure is shown
It is intended to.As depicted in figs. 1 and 2, in the present invention, wind electricity blade attachment means 100 are included outside fiberglass
Structure 1 and metal bolts set 2, metal bolts set 2 is consolidated in fiberglass external structure 1.And, glass
Glass steel external structure 1 and metal bolts set 2 be multiple, and mutual correspond, and circular array,
Final closing forms a circle, with blade section matching form.
Fig. 3 and Fig. 4 shows the use state schematic diagram of the wind electricity blade attachment means 100 of the present invention.
As shown in Figure 3 and Figure 4, the wind electricity blade attachment means 100 of the present invention are connected with wind electricity blade 3, special
It is not to be connected with the blade root eyelid covering of wind electricity blade 3, its connected mode is, for example, bonding it is also possible to according to feelings
Condition selects other connected modes.Metal bolts set 2 can be connected with generating set by bolt, thus real
Existing wind electricity blade and the connection of generating set.
Fig. 5, Fig. 6 and Fig. 7 show the structure of the wind electricity blade attachment means 101 of a specific embodiment
Schematic diagram.As shown in Fig. 5, Fig. 6 and Fig. 7, in this embodiment, attachment means 101 include glass
Steel external structure 11 and metal bolts set 21.In this embodiment, each fiberglass external structure 11 and every 1
All using integrated formed structure between metal bolts set 21, concrete forming method refer to following methods and is situated between
Continue.
In this embodiment, the outer peripheral face of fiberglass external structure 11 can also have spaced convex-concave
Platform 111, to facilitate the connection between each fiberglass external structure 11.In addition, fiberglass external structure 11 with
Can also have spaced convex-concave platform 112, to improve on the inner peripheral surface that metal bolts set 21 combines
Fiberglass external structure 11 covers 21 consolidation strength with metal bolts.
Fig. 8 and Fig. 9 shows the structural representation of the wind electricity blade attachment means 102 of another specific embodiment
Figure.As shown in Figure 8 and Figure 9, in this embodiment, attachment means 102 include the glass being oppositely arranged
Steel external structure split 12,13 and metal bolts set 22.In this embodiment, every a pair of fiberglass external structure
Split 12 and 13 is mutually butted, and forms fiberglass external structure entirety, and metal bolts set 22 is consolidated in
Wherein.Wherein fiberglass external structure split 12 with 13 can size identical, symmetrical configuration, to facilitate processing
And assembling.In this embodiment, the outer peripheral face that metal bolts set 22 is combined with fiberglass external structure is along axle
To tapered structure, as shown in figure 9, its purpose be strengthen metal bolts set 22 with fiberglass external structure it
Between consolidation strength.
In addition, in this embodiment, fiberglass external structure is formed by the compacting of mould mould, pressuring method bag
Include mechanical pressurization or vacuum aided pressurization.Matched-mold forming mould is generally metal material, and mould is by upper and lower mould
Composition, between upper and lower mould, cavity forms the appearance profile of fiberglass external structure.
In this embodiment, metal bolts set global formation can with one-shot forming, will metal bolts set,
Curing molding in mould cavity is put into together with resin and reinforcing material etc.；Can also gradation molding, that is, first will
Solidification in die cavity put into by resin and reinforcing material etc., makes Hough type fiberglass external structure split half-shell, then
Metal bolts set is put in two lobe fiberglass to sticking into type.
In this embodiment, in conjunction with above-mentioned attachment means, fiberglass external structure inner wall smooth or ring have convex-concave
Platform, is axially the big dove-tail form structure of the little inner mouth of collar extension, outside is smooth or ring has convex-concave platform, is axially
The big dove-tail form structure of the little inner mouth of collar extension.Furthermore, fiberglass external structure adopts epoxy resin, unsaturation poly-
In ester resin, vinylite, polyurethane resin and other thermosetting resins, any one material is made, and increases
Strong material is fiberglass products or carbon fiber product.
The beneficial effects of the present invention is, the present invention compared with prior art, in the present invention attachment means with
Blade root eyelid covering bonding, will not destroy blade overall structure, and bolt sleeve is consolidated in fiberglass external structure,
Bonding strength is high, stability is high.
Technical scheme is disclosed as above by alternative embodiment.Those skilled in the art it should be appreciated that
To institute in the case of without departing from the scope and spirit of the present invention disclosed in appended claims of the invention
The change made and retouching, all belong within the scope of the claims of the present invention.
Claims (10)
1. a kind of wind electricity blade attachment means, are applied to the connection of wind electricity blade and generating set, its feature
It is, described device includes fiberglass external structure and metal bolts set, described metal bolts set is consolidated in institute
State in fiberglass external structure, described fiberglass external structure is bonding with the blade root eyelid covering of described air channel blade, institute
State metal bolts set to be connected with described generating set by bolt.
2. wind electricity blade attachment means as claimed in claim 1 are it is characterised in that described metal bolts
Cover for multiple, circular array, described fiberglass external structure is multiple, and cover one with described metal bolts
One is corresponding.
3. wind electricity blade attachment means as claimed in claim 2 are it is characterised in that each described glass
Steel external structure is Split type structure, and described metal bolts set is fastened in wherein.
4. wind electricity blade attachment means as claimed in claim 3 are it is characterised in that described metal bolts
Cover the outer peripheral face tapered structure vertically combining with described fiberglass external structure.
5. wind electricity blade attachment means as claimed in claim 3 are it is characterised in that outside described fiberglass
To sticking into type between structure split.
6. wind electricity blade attachment means as claimed in claim 2 are it is characterised in that each described glass
It is integrated formed structure between steel external structure and each described metal bolts set.
7. wind electricity blade attachment means as claimed in claim 6 are it is characterised in that outside described fiberglass
Spaced convex-concave platform is had on structure outer peripheral face.
8. wind electricity blade attachment means as claimed in claim 6 are it is characterised in that outside described fiberglass
Spaced convex-concave platform is had on the inner peripheral surface that structure is combined with described metal bolts set.
9. wind electricity blade attachment means as claimed in claim 1 are it is characterised in that outside described fiberglass
Structure is formed by the compacting of mould mould.
10. wind electricity blade attachment means as claimed in claim 1 are it is characterised in that described fiberglass
External structure adopts epoxy resin, unsaturated polyester resin, vinylite, polyurethane resin and other heat
In thermosetting resin, any one material is made, and reinforcing material is fiberglass products or carbon fiber product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510553017.4A CN106481504A (en) | 2015-09-01 | 2015-09-01 | Wind electricity blade attachment means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510553017.4A CN106481504A (en) | 2015-09-01 | 2015-09-01 | Wind electricity blade attachment means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106481504A true CN106481504A (en) | 2017-03-08 |
Family
ID=58238408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510553017.4A Pending CN106481504A (en) | 2015-09-01 | 2015-09-01 | Wind electricity blade attachment means |
Country Status (1)
| Country | Link |
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| CN (1) | CN106481504A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108757299A (en) * | 2018-05-11 | 2018-11-06 | 上海玻璃钢研究院东台有限公司 | A kind of pre-embedded bolt structure of sliding positioning formula wind electricity blade blade root |
| CN110778448A (en) * | 2019-10-29 | 2020-02-11 | 明阳智慧能源集团股份公司 | Embedded threaded sleeve for blade root of fan blade and design method thereof |
| CN110966139A (en) * | 2019-12-31 | 2020-04-07 | 株洲时代新材料科技股份有限公司 | Method and structure for embedding blades of wind driven generator |
| CN112983755A (en) * | 2021-02-09 | 2021-06-18 | 三一重能股份有限公司 | Blade root and blade |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000179448A (en) * | 1998-10-06 | 2000-06-27 | Mitsubishi Heavy Ind Ltd | Power generator and its manufacture |
| CN103732383A (en) * | 2011-04-11 | 2014-04-16 | Lmwp专利控股有限公司 | Wind turbine blade with root region with elongated fastening members provided with metal fibers |
| CN203783826U (en) * | 2014-04-17 | 2014-08-20 | 中国电建集团西北勘测设计研究院有限公司 | Novel cross joint structure of wind power generation prefabricated concrete tower component |
-
2015
- 2015-09-01 CN CN201510553017.4A patent/CN106481504A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000179448A (en) * | 1998-10-06 | 2000-06-27 | Mitsubishi Heavy Ind Ltd | Power generator and its manufacture |
| CN103732383A (en) * | 2011-04-11 | 2014-04-16 | Lmwp专利控股有限公司 | Wind turbine blade with root region with elongated fastening members provided with metal fibers |
| CN203783826U (en) * | 2014-04-17 | 2014-08-20 | 中国电建集团西北勘测设计研究院有限公司 | Novel cross joint structure of wind power generation prefabricated concrete tower component |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108757299A (en) * | 2018-05-11 | 2018-11-06 | 上海玻璃钢研究院东台有限公司 | A kind of pre-embedded bolt structure of sliding positioning formula wind electricity blade blade root |
| CN110778448A (en) * | 2019-10-29 | 2020-02-11 | 明阳智慧能源集团股份公司 | Embedded threaded sleeve for blade root of fan blade and design method thereof |
| CN110966139A (en) * | 2019-12-31 | 2020-04-07 | 株洲时代新材料科技股份有限公司 | Method and structure for embedding blades of wind driven generator |
| CN110966139B (en) * | 2019-12-31 | 2021-12-21 | 株洲时代新材料科技股份有限公司 | Method and structure for embedding blades of wind driven generator |
| CN112983755A (en) * | 2021-02-09 | 2021-06-18 | 三一重能股份有限公司 | Blade root and blade |
| CN112983755B (en) * | 2021-02-09 | 2022-05-03 | 三一重能股份有限公司 | Blade root and blade |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 100192 Dongsheng Science Park, Zhongguancun, 66 Xixiaokou Road, Haidian District, Beijing. 9 Floors, Block C, Building 6, Area B, North Territory Applicant after: Sinomatech Wind Power Blade Co., Ltd. Address before: 102101 Badaling Economic Development Zone, Yanqing, East Ring Road, No. 1, No. Applicant before: Sinomatech Wind Power Blade Co., Ltd. |
|
| CB02 | Change of applicant information | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170308 |
|
| RJ01 | Rejection of invention patent application after publication |