CN208982214U - Wind power blade leading edge protection system - Google Patents
Wind power blade leading edge protection system Download PDFInfo
- Publication number
- CN208982214U CN208982214U CN201821212757.7U CN201821212757U CN208982214U CN 208982214 U CN208982214 U CN 208982214U CN 201821212757 U CN201821212757 U CN 201821212757U CN 208982214 U CN208982214 U CN 208982214U
- Authority
- CN
- China
- Prior art keywords
- leading edge
- layer
- protecting film
- guard system
- blade leading
- 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.)
- Active
Links
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
Landscapes
- Laminated Bodies (AREA)
Abstract
The utility model discloses a wind-powered electricity generation blade leading edge protection system, this system contain and tear the layer, protecting film, boundary layer. The interface layer provides reliable bonding force of the protective film and the wind power blade, and meanwhile, the front edge of the wind power blade can be enhanced. The protective body film is a high polymer material with high elastic performance, and has stronger impact resistance and elongation. The utility model discloses a protection system and construction process can provide higher interface bonding power, and the self-adhesion type protecting film who adopts the pressure sensitive adhesive type has apparent advantage to avoid adopting the gluing agent as the bonding defect that the boundary layer arouses.
Description
Technical field
The utility model belongs to wind electricity blade technical field, should more particularly to a kind of wind electricity blade leading edge guard system
System can be to weathering, dust storm abrasion, and the open-air conditions such as aging form better protection.
Background technique
Wind electricity blade in the process of running, the leading edge locus of blade for a long time by the friction of wind-force, rainwater, light aging and
The impact of the grains of sand is the position for being easiest to occur corroding.The corrosion, which is be easy to cause, has a great impact to wind electricity blade generated energy.
There are several ways at present about the protection to blade inlet edge, protected using leading edge protecting film, feature uses
Transparent polyurethane film, using pressure sensitive adhesive as bonding material；And use leading edge protective paint as leading edge protective materials, separately
Outside, since above-mentioned material wind field actual use situation has mass defect, Ye You producer successively carries out two kinds of materials on blade
Laying.
The patent of Publication No. CN204532706U is referred to a kind of construction technology of leading edge protecting film, that is, uses and be glued,
The mode for being spirally connected or riveting is fixed with blade, and which in the actual operation process, is easy to produce hole, is glued irregular etc.
Defect；And for film with the gap of blade inlet edge, by the impact of wind-force and raindrop in the position, it is easier to lead to the damage of film
It is bad.
Utility model content
For above-mentioned the technical problems existing in the prior art, the purpose of this utility model provides a kind of wind electricity blade leading edge
Guard system.
To realize the purpose of this utility model, the utility model provides a kind of wind electricity blade leading edge guard system, including
Boundary layer from inside to outside, protecting film and layer can be removed, the boundary layer, protecting film and can remove layer and blade cures,
It is combined with each other, the protecting film and layer can be removed can remove connection.
Further, described to remove layer with protecting film using combination process composite joint.
Further, the layer that removes is using flexible film.
Further, the thickness degree that removes selects 0.01mm~0.1mm.
Further, the protecting film is with ageing-resistant, and raw rate, high-intensitive material are prolonged in height fracture.
Further, the thickness of the protecting film selects 0.1mm~1mm.
Further right, the boundary layer is using glass fibre and pouring liquid or hand paste resin composition.
Further, the glass fibre selects chopped mat, continuous felt, glass fabric or above-mentioned felt and glass fibre
The set of cloth.
Further, the laying width of the glass fabric should be equal or slightly larger than protecting film width.
Correspondingly, a kind of wind electricity blade leading edge guard system construction technology, including two kinds of implementing process, vacuum are additionally provided
Auxiliary construction process and cavity plate pressurization construction technology.
Compared with prior art, the beneficial effects of the utility model are the guard system and construction that the utility model uses
Technique can provide higher interface cohesive force, relatively have significant advantage using the self-adhering-type protecting film of pressure sensitive adhesive type, and avoid adopting
Use adhesive as bonding defect caused by boundary layer.
Detailed description of the invention
Fig. 1 show leading edge guard system vacuum aided construction schematic diagram；
Fig. 2 show leading edge guard system cavity plate pressurization construction schematic diagram.
Specific embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.It should be appreciated that this place
The specific embodiment of description is only used to explain the utility model, is not used to limit the utility model.
It should be noted that " connection " described herein and the word for expressing " connection ", as " being connected ",
" connected " etc. had both included that a certain component is directly connected to another component, and had also included that a certain component passes through other component and another portion
Part is connected.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also be intended to include plural form, additionally, it should be understood that, when in the present specification using belong to "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, component or module, component and/or their combination.
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.
The guard system and construction technology that the utility model uses can provide higher interface cohesive force, relatively use pressure sensitive adhesive
The self-adhering-type protecting film of type has significant advantage, and avoids using adhesive as bonding defect caused by boundary layer.The system
Layer, protecting film, boundary layer can be removed comprising one kind.Wherein boundary layer provides protecting film with the reliable bonding force of wind electricity blade, together
When, the effect of enhancing can be provided to the leading edge of wind electricity blade.Protection body membrane is a kind of high molecular material with elastomeric property,
With stronger impact resistance and elongation percentage.Meanwhile it is ageing-resistant to provide wind electricity blade, dust storm abrasion, salt spray resistance, the work of corrosion
With.Layer can be removed to be used as in matched process program, in order to avoid work progress is to a kind of protected material of the pollution of protecting film
Material, guard system to be done remove it after wind electricity blade installation.This guard system, which is used, to be increased in protecting film between blade
Add boundary layer to provide reliable bonding force.Boundary layer is using glass fibre, pouring liquid or hand paste resin composition.It is somebody's turn to do in production
When system, edge first uses wet process or dry method laying layer of glass, then laying to contain the protecting film that can remove layer in front of the blade.
Protecting film is solidified together with boundary layer by the way of vacuum aided or water conservancy diversion perfusion or the pressurization of external cavity plate, it is compound.
Wherein, can be to weathering using the utility model, dust storm abrasion, the open-air conditions such as aging form better protection.
Wherein, described to remove layer, as in the matched process program of the utility model, in order to avoid work progress pair
A kind of protection materials of the pollution of protecting film, guard system to be done remove it after wind electricity blade installation.Described is tearable
Except layer, combination process, such as coating or coetrusion are used with protecting film, is carried out with protecting film compound.Layer can be removed using soft
Film, its object is to same protecting film carry out it is compound after, in order to ensure that the curved surface of same blade inlet edge carries out good docile.It is tearable
Except layer film uses polyethylene film, other materials, such as flexible PVC, PP film, PET film, EVA etc. can also be used.Thickness can be removed
Degree selects 0.01mm~0.1mm.
Wherein, the protecting film has ageing-resistant for one kind, and raw rate is prolonged in height fracture, and high-intensitive material preferably may be used
It is coextruded using thermoplastic polyurethane or thermoplastic polyurethane with EVC, but is not limited to above-mentioned material.The thickness of the protecting film
Select 0.1mm~1mm.The protection film formulation is using translucent or nontransparent design.It is preferred that nontransparent design is used, it is non-
Bright film is more advantageous to the aging for stopping ultraviolet light for depth of film direction.In addition, nontransparent characteristic can be conducive to, it can be more appropriate
Addition ultraviolet absorbing agent and other be conducive to the additive of material open air performance, the range of choice of auxiliary agent is widened.
The boundary layer is used to be promoted protecting film and glues intensity with the interface of blade.Boundary layer uses glass fibre and liquid
Perfusion or hand paste resin composition.When making the system, edge first uses wet process or dry method laying layer of glass in front of the blade,
Laying contains the protecting film that can remove layer again.Chopped mat, continuous felt, glass can be selected in the glass fibre that the boundary layer uses
The set of fiber cloth or above-mentioned felt with glass fabric.Wherein, the preferred 30g/m2~300g/m2 range of the grammes per square metre of felt, glass fibers
Wei Bu is advisable using twin shaft cloth.Grammes per square metre should be avoided using fiberglass fiber cloth using the biggish glass of grammes per square metre not higher than 1200g/m2
Cloth prevents from increasing blade weight or leading edge increases thickness.
The leading edge guard system with blade Combined Mining with technique using vacuum aided or water conservancy diversion perfusion or it is external recessed
The mode of mould pressurization solidifies protecting film with boundary layer together, compound.After boundary layer solidification, vacuum system or external mould are removed
Tool, removes layer, overflows to the resin at guard system edge carry out grinding process, roller coating blade finishing coat when necessary.The utility model
The construction technology is applicable to wind electricity blade on the ground and high-altitude is constructed.
As Figure 1-Figure 2, the utility model provides two kinds of implementing process, as follows:
Fig. 1 is that leading edge guard system uses vacuum aided construction technology.Blade inlet edge is adjusted to operating position, before blade
The finishing coat suggestion of edge carries out grinding process.And by surface roughening.Using the form of construction work of Fig. 1, dry method laying glass can be carried out
Cloth 103, while effect is poured in order to increase resin, it can be in one layer of water conservancy diversion felt of bottom surface laying.Laying, which contains, again can remove layer 102
Leading edge protecting film 101.
Finally line 104 is poured in peripheral laying vacuum system and resin.The true negative pressure progress resin that evacuates pours.Fig. 1 is also mentioned
For another method of vacuum assisted resin infusion leading edge guard system: wet placement glass-fiber-fabric 103, then laying being used to contain and can remove
The leading edge protecting film 101 of layer 102.Finally in peripheral laying vacuum system 104.The true negative pressure that evacuates is to the same blade of leading edge guard system
Leading edge compacting.
Finally, removing vacuum system 104 and tearable membrane removal 103 by the way of Fig. 1 after resin solidification.
Meanwhile the utility model provides another molding mode: as shown in Fig. 2, blade inlet edge is adjusted to operating position,
The finishing coat suggestion of blade inlet edge carries out grinding process.And by surface roughening.Contained using wet placement glass-fiber-fabric 203, then laying
There is the leading edge protecting film 201 that can remove layer 202, is finally pressurizeed using cavity plate 204 to the system, after resin solidification, gone
Except cavity plate 204.
The above is only the preferred embodiment of the utility model, it is noted that for the general of the art
For logical technical staff, without departing from the principle of this utility model, several improvements and modifications can also be made, these change
It also should be regarded as the protection scope of the utility model into retouching.
Claims (9)
1. a kind of wind electricity blade leading edge guard system, which is characterized in that including boundary layer, protecting film and tearable from inside to outside
Except layer, the boundary layer, protecting film and layer and blade cures can be removed, be combined with each other, the protecting film and can removed
Layer can remove connection.
2. a kind of wind electricity blade leading edge guard system according to claim 1, which is characterized in that the layer that removes is the same as anti-
Cuticula uses combination process composite joint.
3. a kind of wind electricity blade leading edge guard system according to claim 1, which is characterized in that described to remove layer use
Flexible film.
4. a kind of wind electricity blade leading edge guard system according to claim 3, which is characterized in that described to remove thickness degree
Select 0.01mm~0.1mm.
5. a kind of wind electricity blade leading edge guard system according to claim 1, which is characterized in that the protecting film be with
Ageing-resistant, raw rate, high-intensitive material are prolonged in height fracture.
6. a kind of wind electricity blade leading edge guard system according to claim 5, which is characterized in that the thickness of the protecting film
Select 0.1mm~1mm.
7. a kind of wind electricity blade leading edge guard system according to claim 1, which is characterized in that the boundary layer uses glass
Glass fiber and pouring liquid or hand paste resin composition.
8. a kind of wind electricity blade leading edge guard system according to claim 7, which is characterized in that the glass fibre is selected
The set of chopped mat, continuous felt, glass fabric or above-mentioned felt and glass fabric.
9. a kind of wind electricity blade leading edge guard system according to claim 8, which is characterized in that the glass fabric
Protecting film width should be equal or slightly larger than by being laid with width.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821212757.7U CN208982214U (en) | 2018-07-30 | 2018-07-30 | Wind power blade leading edge protection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821212757.7U CN208982214U (en) | 2018-07-30 | 2018-07-30 | Wind power blade leading edge protection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208982214U true CN208982214U (en) | 2019-06-14 |
Family
ID=66780639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821212757.7U Active CN208982214U (en) | 2018-07-30 | 2018-07-30 | Wind power blade leading edge protection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208982214U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108843486A (en) * | 2018-07-30 | 2018-11-20 | 中科国风检测（天津）有限公司 | Wind power blade leading edge protection system and construction process |
-
2018
- 2018-07-30 CN CN201821212757.7U patent/CN208982214U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108843486A (en) * | 2018-07-30 | 2018-11-20 | 中科国风检测（天津）有限公司 | Wind power blade leading edge protection system and construction process |
| CN108843486B (en) * | 2018-07-30 | 2023-10-13 | 中科国风检测（天津）有限公司 | Wind power blade leading edge protection system and construction process |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2919580C (en) | Rotor blade element for a wind turbine, rotor blade, and a production process therefor and wind turbine with rotor blade | |
| CN106976254B (en) | Sticking mould production method before blade with heating function | |
| CN108843486A (en) | Wind power blade leading edge protection system and construction process | |
| CN109268203A (en) | For wind power generating set blade, manufacture its method and wind power generating set | |
| WO2009118545A1 (en) | A wind turbine blade | |
| WO2021073071A1 (en) | Preparation method and application of ultra-high molecular weight polyethylene composite membrane | |
| CN102350801A (en) | Method for bonding front edges of megawatt wind power generator blade in mold closing | |
| CN208982214U (en) | Wind power blade leading edge protection system | |
| CN102092134A (en) | Integrated infusion molding method for front and rear edge flanges and shell of wind turbine blade | |
| CN102320142A (en) | Trailing edge adhering method during a kind of blade of MW class wind turbine matched moulds | |
| CN105751558B (en) | A kind of wind rotor blade of wind generator adhesive method | |
| CN114589938B (en) | Front edge protection wind power blade and forming method thereof | |
| CN109571991A (en) | The method for preparing wind electricity blade girder using different materials | |
| CN108661852A (en) | Composite protection layer and blade | |
| CN209308356U (en) | A kind of multi-radian wood moulding skirting | |
| CN219327589U (en) | Wind-powered electricity generation blade leading edge protection system | |
| CN105140326B (en) | A kind of structural member with photovoltaic module and preparation method thereof | |
| CN116658355A (en) | Front edge protection cover of wind turbine blade and high-reliability installation method thereof | |
| CN102179938B (en) | Bonding reinforcement process for rear edge of wind turbine blade | |
| CN205295844U (en) | Keep apart and paste waterproof road surface in crack structure | |
| CN113942252A (en) | Method for integrally pouring and molding bonding flange die and blade skin | |
| CN206544363U (en) | A kind of corrosion-resistant anti-aging building waterproof coil | |
| CN203282786U (en) | Permeable hydrating template lining cloth capable of being quickly applied and having anti-ageing function | |
| CN210309094U (en) | Novel wedge absorbing component structure tectorial membrane | |
| CN108757349A (en) | A kind of installation method of fan blade flow guide bar |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 300384 1016, building 5, No. 15, Huake 1st Road, Huayuan Industrial Zone, hi tech Zone, Binhai New Area, Tianjin Patentee after: Zhongke Guotong testing and certification (Tianjin) Co.,Ltd. Address before: 300384 room 1016, building 5, No.15, Huake 1st Road, Huayuan Industrial Zone, Binhai New Area, Tianjin Patentee before: ZHONGKE GUOFENG TESTING (TIANJIN) Co.,Ltd. |
|
| CP03 | Change of name, title or address |