CN106481516A - Wind electricity blade method of attachment - Google Patents
Wind electricity blade method of attachment Download PDFInfo
- Publication number
- CN106481516A CN106481516A CN201510555501.0A CN201510555501A CN106481516A CN 106481516 A CN106481516 A CN 106481516A CN 201510555501 A CN201510555501 A CN 201510555501A CN 106481516 A CN106481516 A CN 106481516A
- Authority
- CN
- China
- Prior art keywords
- attachment
- wind electricity
- electricity blade
- attachment means
- fiberglass
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 43
- 230000005611 electricity Effects 0.000 title claims abstract description 41
- 238000000465 moulding Methods 0.000 claims abstract description 9
- 210000000744 eyelid Anatomy 0.000 claims abstract description 8
- 239000003365 glass fiber Substances 0.000 claims abstract description 5
- 229920002430 Fibre-reinforced plastic Polymers 0.000 claims abstract description 4
- 239000002344 surface layer Substances 0.000 claims abstract description 4
- 239000011152 fibreglass Substances 0.000 claims description 44
- 239000002184 metal Substances 0.000 claims description 31
- 229920005989 resin Polymers 0.000 claims description 10
- 239000011347 resin Substances 0.000 claims description 10
- 239000011521 glass Substances 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 239000012779 reinforcing material Substances 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 5
- 238000010276 construction Methods 0.000 claims description 4
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 3
- 239000004917 carbon fiber Substances 0.000 claims description 3
- 239000003822 epoxy resin Substances 0.000 claims description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 3
- 229920000647 polyepoxide Polymers 0.000 claims description 3
- 229920005749 polyurethane resin Polymers 0.000 claims description 3
- 238000007711 solidification Methods 0.000 claims description 3
- 230000008023 solidification Effects 0.000 claims description 3
- 229920001187 thermosetting polymer Polymers 0.000 claims description 3
- 229920006387 Vinylite Polymers 0.000 claims description 2
- 229920006337 unsaturated polyester resin Polymers 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
- 238000009740 moulding (composite fabrication) Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000007596 consolidation process Methods 0.000 description 2
- 229920006305 unsaturated polyester Polymers 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Wind Motors (AREA)
Abstract
The invention discloses a kind of wind electricity blade method of attachment, it is applied to the connection of wind electricity blade and generating set, methods described includes：Make molding attachment means, this attachment means is ring bodies structure, and inside and outside ring-type, surface layer is glass fibre reinforced plastic structure, and middle part has multiple screwed holes along body extensibility of structure；This attachment means is fixed together by bonding way with the blade root eyelid covering of described air channel blade；By multiple bolts, this attachment means is linked together with described generating set, wherein the plurality of bolt is corresponded with the plurality of screwed hole and is connected.By bonding between holistic attachment means and blade root eyelid covering in the present invention, blade overall structure will not be destroyed, screwed hole takes shape in attachment means, when realizing being connected between this screwed hole and Wind turbines by bolt, bonding strength is high, stability is high.
Description
Technical field
The present invention relates to wind electricity blade, especially relevant with the method for attachment 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 method of attachment of blade construction will not be destroyed.
For achieving the above object, technical scheme is as follows：
A kind of wind electricity blade method of attachment, is applied to the connection of wind electricity blade and generating set, methods described
Including：
Make molding attachment means, this attachment means is ring bodies structure, and inside and outside ring-type, surface layer is glass
Steel construction, middle part has multiple screwed holes along body extensibility of structure；
This attachment means is fixed together by bonding way with the blade root eyelid covering of described air channel blade；
By multiple bolts, this attachment means is linked together with described generating set, wherein the plurality of spiral shell
Bolt is corresponded with the plurality of screwed hole and is connected.
In an optional embodiment, this glass fibre reinforced plastic structure includes multiple fiberglass external structures be combineding with each other,
The plurality of screwed hole is formed by multiple metal bolts set, described fiberglass external structure and described metal bolts set
Correspond.
In an optional embodiment, metal bolts set, resin are put into mould mould together with reinforcing material
Curing molding in chamber, makes described metal bolts set be consolidated in described fiberglass external 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, first resin and reinforcing material etc. are put into solidification in die cavity, make glass
The split of glass steel external structure, more described metal bolts set is put in the split of two fiberglass external structures, right
Stick into type.
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, described fiberglass external structure is axially the big dove-tail form of the little inner mouth of collar extension
Structure.
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, passes through one overall in the present invention
Attachment means and blade root eyelid covering between bonding, blade overall structure, screw thread hole forming will not be destroyed
In attachment means, when realizing being connected between this screwed hole and Wind turbines by bolt, bonding strength height,
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 attachment means in the wind electricity blade method of attachment of the present invention；
Fig. 2 is the planar structure schematic diagram of attachment means in the wind electricity blade method of attachment of the present invention；
Fig. 3 is the use state schematic diagram of attachment means in the wind electricity blade method of attachment of the present invention；
Fig. 4 is the partial enlargement structural representation of Fig. 3；
Fig. 5 shows for the stereochemical structure of attachment means first embodiment in the wind electricity blade method of attachment of the present invention
It is intended to；
Fig. 6 is another form of vertical for attachment means first embodiment in the wind electricity blade method of attachment of the present invention
Body structural representation；
Fig. 7 cuts open in the wind electricity blade method of attachment of the present invention, attachment means first embodiment is another form of
Depending on structural representation；
Fig. 8 shows for the stereochemical structure of attachment means second embodiment in the wind electricity blade method of attachment of the present invention
It is intended to；
Fig. 9 shows for the decomposition texture of attachment means second embodiment in the wind electricity blade method of attachment of the present invention
It is intended to.
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.
The wind electricity blade method of attachment of the present invention, is applied to the connection of wind electricity blade and generating set, described
Method includes：
Make molding attachment means, this attachment means is ring bodies structure, and inside and outside ring-type, surface layer is glass
Steel construction, middle part has multiple screwed holes along body extensibility of structure；
This attachment means is fixed together by bonding way with the blade root eyelid covering of described air channel blade；
By multiple bolts, this attachment means is linked together with described generating set, wherein the plurality of spiral shell
Bolt is corresponded with the plurality of screwed hole and is connected.
In an optional embodiment, this glass fibre reinforced plastic structure includes multiple fiberglass external structures be combineding with each other,
The plurality of screwed hole is formed by multiple metal bolts set, described fiberglass external structure and described metal bolts set
Correspond.
Fig. 1 and Fig. 2 respectively illustrate in the wind electricity blade method of attachment of the present invention solid of attachment means and
Planar structure schematic diagram.As depicted in figs. 1 and 2, in the present invention, wind electricity blade attachment means 100 are wrapped
Include fiberglass external structure 1 and metal bolts set 2, metal bolts set 2 is consolidated in fiberglass external structure 1.
And, fiberglass external structure 1 and metal bolts set 2 be multiple, and mutual correspond, and be in ring
Shape arranges, and final closing forms a circle, with blade section matching form.
Fig. 3 and Fig. 4 shows the use shape of attachment means 100 in the wind electricity blade method of attachment of the present invention
State schematic diagram.As shown in Figure 3 and Figure 4, the wind electricity blade attachment means 100 of the present invention and wind electricity blade
3 are connected, and are particularly connected with the blade root eyelid covering of wind electricity blade 3, its connected mode is, for example, bonding,
Other connected modes can according to circumstances be selected.Metal bolts set 2 can pass through bolt and generating set phase
Even, thus realizing the connection of wind electricity blade and generating set.
Fig. 5, Fig. 6 and Fig. 7 show attachment means in the wind electricity blade method of attachment of a specific embodiment
101 structural representation.As shown in Fig. 5, Fig. 6 and Fig. 7, in this embodiment, connect in method of attachment
Connection device 101 includes fiberglass external structure 11 and metal bolts set 21.In this embodiment, each glass
All using integrated formed structure between steel external structure 11 and every one 1 metal bolts sets 21, concrete molding side
Method refer to following method introductions.
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 attachment means 102 in the wind electricity blade method of attachment of another specific embodiment
Structural representation.As shown in Figure 8 and Figure 9, in this embodiment, attachment means 102 are included relatively
The fiberglass external structure split 12,13 of setting and metal bolts set 22.In this embodiment, every a pair of glass
Glass steel external structure split 12 and 13 is mutually butted, and it is overall to form fiberglass external structure, and by 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 to assemble.In this embodiment, metal bolts set 22 is combined with fiberglass external structure
Outer peripheral face tapered structure vertically, as shown in figure 9, its purpose is to strengthen metal bolts set 22 and glass
Consolidation strength between steel external structure.
In addition, the fiberglass external structure of the present invention is formed by the compacting of mould mould, pressuring method includes machinery
Pressurization or vacuum aided pressurization.Matched-mold forming mould is generally metal material, and mould is made up of upper and lower mould,
Between upper and lower mould, cavity forms the appearance profile of fiberglass external structure.
In the method for the invention, metal bolts set and fiberglass external structure integrally can be with one-shot formings, that is,
Curing molding in mould cavity will be put into together with metal bolts set, resin and reinforcing material etc.；Can also divide
Resin and reinforcing material etc. are first put into solidification in die cavity by secondary molding, make knot outside Hough type fiberglass
Structure split half-shell, then metal bolts set is put in two lobe fiberglass to sticking into type.
In this method of the present invention, fiberglass external structure inner wall smooth or ring have convex-concave platform, are axially outer
The big dove-tail form structure of the little inner mouth of mouth, outside is smooth or ring has convex-concave platform, is axially that the little inner mouth of collar extension is big
Dove-tail form structure.Furthermore, fiberglass external structure adopts epoxy resin, unsaturated polyester resin, ethylene
In base resin, polyurethane resin and other thermosetting resins, any one material is made, and reinforcing material is glass
Fibre or carbon fiber product.
The beneficial effects of the present invention is, the present invention compared with prior art, passes through one overall in the present invention
Attachment means and blade root eyelid covering between bonding, blade overall structure, screw thread hole forming will not be destroyed
In attachment means, when realizing being connected between this screwed hole and Wind turbines by bolt, bonding strength height,
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 method of attachment, is applied to the connection of wind electricity blade and generating set, its feature
It is, methods described includes：
Make molding attachment means, this attachment means is ring bodies structure, and inside and outside ring-type, surface layer is glass
Steel construction, middle part has multiple screwed holes along body extensibility of structure；
This attachment means is fixed together by bonding way with the blade root eyelid covering of described air channel blade；
By multiple bolts, this attachment means is linked together with described generating set, wherein the plurality of spiral shell
Bolt is corresponded with the plurality of screwed hole and is connected.
2. wind electricity blade method of attachment as claimed in claim 1 is it is characterised in that this glass fibre reinforced plastic structure
Including multiple fiberglass external structures be combineding with each other, the plurality of screwed hole is formed by multiple metal bolts set,
Described fiberglass external structure is corresponded with described metal bolts set.
3. wind electricity blade method of attachment as claimed in claim 2 it is characterised in that by metal bolts set,
Curing molding in mould cavity put into together with reinforcing material by resin, makes described metal bolts set be consolidated in institute
State in fiberglass external structure.
4. wind electricity blade method of attachment as claimed in claim 3 is it is characterised in that outside described fiberglass
Spaced convex-concave platform is had on structure outer peripheral face.
5. wind electricity blade method of attachment as claimed in claim 4 is 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.
6. wind electricity blade method of attachment as claimed in claim 2 is it is characterised in that first by resin and increasing
Solidification in die cavity put into by strong material etc., makes the split of fiberglass external structure, then by described metal bolts set
Put in the split of two fiberglass external structures, to sticking into type.
7. wind electricity blade method of attachment as claimed in claim 6 is it is characterised in that described metal bolts
Cover the outer peripheral face tapered structure vertically combining with described fiberglass external structure.
8. wind electricity blade method of attachment as claimed in claim 7 is it is characterised in that outside described fiberglass
Structure is axially the big dove-tail form structure of the little inner mouth of collar extension.
9. wind electricity blade method of attachment as claimed in claim 2 is it is characterised in that outside described fiberglass
Structure is formed by the compacting of mould mould.
10. wind electricity blade method of attachment as claimed in claim 2 is 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 |
|---|---|---|---|
| CN201510555501.0A CN106481516A (en) | 2015-09-01 | 2015-09-01 | Wind electricity blade method of attachment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510555501.0A CN106481516A (en) | 2015-09-01 | 2015-09-01 | Wind electricity blade method of attachment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106481516A true CN106481516A (en) | 2017-03-08 |
Family
ID=58237918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510555501.0A Pending CN106481516A (en) | 2015-09-01 | 2015-09-01 | Wind electricity blade method of attachment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106481516A (en) |
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 CN201510555501.0A patent/CN106481516A/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 |
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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 |