CN210029725U - Rear edge hoisting protection tool for wind power blade - Google Patents
Rear edge hoisting protection tool for wind power blade Download PDFInfo
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- CN210029725U CN210029725U CN201920505414.8U CN201920505414U CN210029725U CN 210029725 U CN210029725 U CN 210029725U CN 201920505414 U CN201920505414 U CN 201920505414U CN 210029725 U CN210029725 U CN 210029725U
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- wind power
- protection
- power blade
- rear edge
- wind
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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 utility model discloses a trailing edge hoist and mount protection frock of wind-powered electricity generation blade, it includes: an upper protective sheet, a lower protective sheet, and a protective member. The upper protection plate is used for abutting against the upper shell of the wind power blade, and the lower protection plate is used for abutting against the lower shell of the wind power blade. The protection piece is internally provided with a holding cavity with two through ends, the protection piece is provided with a notch extending to the two ends and communicated with the holding cavity, the upper protection piece and the lower protection piece are respectively fixed on two sides of the notch, the upper protection piece and the lower protection piece form a included angle and are matched with the rear edge of the wind power blade, and when the rear edge of the wind power blade is clamped in the included angle, the tip of the rear edge of the wind power blade is positioned in the holding cavity. The upper protection plate and the lower protection plate in the rear edge hoisting protection tool for the wind power blade can play a role in clamping the rear edge of the wind power blade, and the containing cavity can enable the blade tip of the rear edge of the wind power blade to be in a suspended state, so that the defect that the blade tip is touched to cause damage layering in the hoisting process is avoided.
Description
Technical Field
The utility model relates to a trailing edge hoist and mount protection frock of wind-powered electricity generation blade.
Background
Wind energy is the most commercially valuable energy in clean energy utilization in the world and is an important member in the field of renewable energy in the future. The wind generating set is an important device for converting wind energy into electric energy, and the wind power blades are important components of the wind generating set.
At present, after the wind power blade is subjected to die assembly and molding, the wind power blade needs to be subjected to demoulding, and is subjected to transferring of each station and hoisting in a wind field in a post-processing stage. As shown in fig. 1, the positions of the rear edges of the wind power blades are relatively thin, the structural strength of the blade tips of the rear edges is low, the lifting protection measures are not in place, and the defect of damage and delamination is easily caused.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is that the apex that easily leads to the trailing edge when overcoming hoist and mount wind-powered electricity generation blade among the prior art produces the defect of damage layering, provides a trailing edge hoist and mount protection frock of wind-powered electricity generation blade.
The utility model discloses an above-mentioned technical problem is solved through following technical scheme:
the utility model provides a trailing edge hoist and mount protection frock of wind-powered electricity generation blade which characterized in that, it includes:
the upper protection plate is used for abutting against the upper shell of the wind power blade;
the lower protection plate is used for abutting against the lower shell of the wind power blade;
protection piece, the holding chamber that has both ends to link up in the protection piece, it has one to extend to both ends and intercommunication to open on the protection piece the breach in holding chamber, go up the screening glass with down the screening glass is fixed in respectively the both sides of breach, go up the screening glass with down the screening glass form a contained angle and with wind-powered electricity generation blade's trailing edge looks adaptation, wind-powered electricity generation blade's trailing edge card is located during in the contained angle, the apex of wind-powered electricity generation blade's trailing edge is located the holding intracavity.
Preferably, the protector is in the shape of a circular tube.
Preferably, the upper surface of the lower protection sheet can be attached to the lower shell of the wind power blade.
Preferably, the lower surface of the upper protection sheet can be attached to the upper shell of the wind power blade.
Preferably, the corners of the upper protection sheet and the lower protection sheet are transition fillets.
Preferably, the upper protection plate and the lower protection plate are made of glass fiber reinforced plastics.
Preferably, the rear edge hoisting protection tool for the wind power blade further comprises a buffer layer, and the buffer layer is fixed on the lower surface of the lower protection sheet.
Preferably, the buffer layer is a PVC core filler.
Preferably, the rear edge hoisting protection tool for the wind power blade further comprises a pressure reducing piece, wherein the pressure reducing piece is provided with a pressure reducing plane, and the pressure reducing plane is fixed on the outer side of the buffer layer and extends in the axial direction of the protection piece.
Preferably, a surface of the pressure reducing member facing the buffer layer is a circular arc surface.
On the basis of the common knowledge in the field, the above preferred conditions can be combined at will to obtain the preferred embodiments of the present invention.
The utility model discloses an actively advance the effect and lie in: the upper protection plate and the lower protection plate in the rear edge hoisting protection tool for the wind power blade can play a role in clamping the rear edge of the wind power blade, and the containing cavity can enable the blade tip of the rear edge of the wind power blade to be in a suspended state, so that the defect that the blade tip is touched to generate damage layering in the hoisting process is avoided.
Drawings
Fig. 1 is the utility model discloses the section structure schematic diagram of wind-powered electricity generation blade among the background art.
Fig. 2 is the utility model discloses in the preferred embodiment trailing edge hoist and mount protection frock's of wind-powered electricity generation blade spatial structure sketch map.
Fig. 3 is the utility model discloses in the preferred embodiment trailing edge hoist and mount protection frock of wind-powered electricity generation blade and wind-powered electricity generation blade's trailing edge assorted schematic structure.
Description of reference numerals:
Upper protective sheet 200
Lower protective sheet 300
Detailed Description
The present invention is further illustrated by way of the following examples, which are not intended to limit the scope of the invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Fig. 2 shows a rear edge hoisting protection tool for a wind turbine blade, which includes: an upper protective sheet 200, a lower protective sheet 300, and a protective member 400. The upper protection sheet 200 is used to abut against the upper shell of the wind power blade 100, and the lower protection sheet 300 is used to abut against the lower shell of the wind power blade 100. The protection member 400 has a receiving cavity 410 with two through ends, the protection member 400 has a notch 420 extending to the two ends and communicating with the receiving cavity 410, and the upper protection sheet 200 and the lower protection sheet 300 are respectively fixed on two sides of the notch 420. The upper protective sheet 200 and the lower protective sheet 300 form an included angle 430 and are adapted to the rear edge 110 of the wind power blade 100. When the trailing edge 110 of the wind power blade 100 is clamped in the included angle 430, the blade tip 111 of the trailing edge 110 of the wind power blade 100 is located in the accommodating cavity 410.
As shown in fig. 3, when the rear edge 110 of the wind power blade 100 is protected by using the rear edge hoisting protection tool for the wind power blade, the rear edge 110 of the wind power blade 100 is installed at the position of the rear edge 110 of the wind power blade 100, at this time, the rear edge 110 of the wind power blade 100 is clamped in the included angle 430, the upper protection sheet 200 abuts against the upper shell of the wind power blade 100, the lower protection sheet 300 abuts against the lower shell of the wind power blade 100, and the blade tip 111 of the rear edge 110 is located in the accommodating cavity 410, so that the hoisting process is ensured, the blade tip 111 of the rear edge 110 is always in a suspended state, the stress point of the rear edge 110 is transited to a relatively thick place by the blade tip 111, the damage to the blade tip 111 caused by the. In this embodiment, the upper protective sheet 200 and the lower protective sheet 300 are made of glass fiber reinforced plastic.
In this embodiment, the protector 400 has a circular tube shape. The protector 400 having a circular tube shape has a smooth circular arc-shaped outer surface, and a contact area is large when the protector is in contact with a hanging strap, thereby preventing the protector 400 from being damaged due to excessive local pressure of the protector 400.
In addition, the upper surface of the lower protective sheet 300 may be attached to the lower case of the wind turbine blade 100, and the lower surface of the upper protective sheet 200 may be attached to the upper case of the wind turbine blade 100. In this scheme, the curved surface shape of the upper surface of lower screening glass 300 is similar with the curved surface shape of the lower casing of wind-powered electricity generation blade 100, and the lower surface curved surface shape of upper screening glass 200 is similar with the curved surface shape of the last casing of wind-powered electricity generation blade 100 to make the casing area of contact of upper screening glass 200, lower screening glass 300 and wind-powered electricity generation blade 100 in the hoist and mount process great, the atress is comparatively even on wind-powered electricity generation blade 100's the casing.
In order to prevent the sharp corners on the rear edge hoisting protection tool of the wind power blade from damaging the wind power blade 100 in the hoisting process, the corners of the upper protection sheet 200 and the lower protection sheet 300 are transitional fillets.
The material of the lower protection sheet 300 has certain hardness, and the contact area between the lower protection sheet 300 and the hanging strip is easily stressed greatly under the action of the hanging strip in the hoisting process. In order to make the stress of the lower protection sheet 300 more uniform, the rear edge hoisting protection tool for the wind power blade further comprises a buffer layer 500, and the buffer layer 500 is fixed on the lower surface of the lower protection sheet 300. In this embodiment, the buffer layer 500 is a PVC core filler. The PVC core material filler has good buffer effect.
In this scheme, wind turbine blade's trailing edge hoist and mount protection frock still includes decompression piece 600, and decompression piece 600 has a decompression plane 610, and decompression plane 610 is fixed in the outside of buffer layer 500 and extends along the axial of protection piece 400. The stress area of the buffer layer 500 can be increased by using the decompression plane 610 on the decompression piece 600, the pressure applied to the lower protection sheet 300 is further reduced, and the damage of the lower protection sheet 300 and the excessive local pressure on the wind turbine blade 100 are prevented.
The surface of the pressure reducing member 600 facing the cushion layer 500 is a circular arc surface 620. The radiused surface 620 can increase the contact area of the straps with the pressure relief member 600, resulting in a more uniform force on the pressure relief member 600.
The operation process of hoisting the wind power blade 100 by using the rear edge hoisting protection tool of the wind power blade is as follows:
1. before the wind power blade 100 is hoisted, the tool is placed at the corresponding rear edge 110 of the wind power blade 100;
2. pushing the tool to be in full contact with the wind power blade 100;
3. placing the lifted hanging strip at a tool position, wherein the hanging strip is respectively contacted with the pressure reducing piece 600 and the protection piece 400;
4. the crane lifts the wind turbine blade 100.
Although specific embodiments of the present invention have been described above, it will be understood by those skilled in the art that this is by way of example only and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and the principles of the present invention, and these changes and modifications are all within the scope of the present invention.
Claims (10)
1. The utility model provides a trailing edge hoist and mount protection frock of wind-powered electricity generation blade which characterized in that, it includes:
the upper protection plate is used for abutting against the upper shell of the wind power blade;
the lower protection plate is used for abutting against the lower shell of the wind power blade;
protection piece, the holding chamber that has both ends to link up in the protection piece, it has one to extend to both ends and intercommunication to open on the protection piece the breach in holding chamber, go up the screening glass with down the screening glass is fixed in respectively the both sides of breach, go up the screening glass with down the screening glass form a contained angle and with wind-powered electricity generation blade's trailing edge looks adaptation, wind-powered electricity generation blade's trailing edge card is located during in the contained angle, the apex of wind-powered electricity generation blade's trailing edge is located the holding intracavity.
2. The rear edge hoisting protection tool for the wind power blade as claimed in claim 1, wherein the protection member is in a shape of a circular pipe.
3. The rear edge hoisting protection tool for the wind power blade according to claim 1, wherein the upper surface of the lower protection sheet can be attached to the lower shell of the wind power blade.
4. The rear edge hoisting protection tool for the wind power blade according to claim 1, wherein the lower surface of the upper protection sheet can be attached to the upper shell of the wind power blade.
5. The rear edge hoisting protection tool for the wind power blade according to claim 1, wherein the corners of the upper protection plate and the lower protection plate are transition fillets.
6. The rear edge hoisting protection tool for the wind power blade according to claim 1, wherein the upper protection plate and the lower protection plate are made of glass fiber reinforced plastic.
7. The rear edge hoisting protection tool for the wind power blade according to claim 1, further comprising a buffer layer, wherein the buffer layer is fixed on the lower surface of the lower protection sheet.
8. The rear edge hoisting protection tool for the wind power blade according to claim 7, wherein the buffer layer is a PVC core filler.
9. The rear edge hoisting protection tool for the wind power blade according to claim 7, further comprising a pressure reducing member, wherein the pressure reducing member has a pressure reducing plane, and the pressure reducing plane is fixed to the outer side of the buffer layer and extends in the axial direction of the protection member.
10. The rear edge hoisting protection tool for the wind power blade according to claim 9, wherein the surface of the pressure reducing member, which is opposite to the buffer layer, is an arc-shaped surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920505414.8U CN210029725U (en) | 2019-04-15 | 2019-04-15 | Rear edge hoisting protection tool for wind power blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920505414.8U CN210029725U (en) | 2019-04-15 | 2019-04-15 | Rear edge hoisting protection tool for wind power blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210029725U true CN210029725U (en) | 2020-02-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920505414.8U Active CN210029725U (en) | 2019-04-15 | 2019-04-15 | Rear edge hoisting protection tool for wind power blade |
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| Country | Link |
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| CN (1) | CN210029725U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109928296A (en) * | 2019-04-15 | 2019-06-25 | 上海艾郎风电科技发展（集团）有限公司 | The rear of wind electricity blade lifts protecting tool set-up |
| EP4212717A1 (en) * | 2022-01-13 | 2023-07-19 | Nordex Energy SE & Co. KG | A trailing edge protector for a wind turbine rotor blade |
| WO2023242122A1 (en) * | 2022-06-13 | 2023-12-21 | Dafa A/S | Blade edge clamp |
-
2019
- 2019-04-15 CN CN201920505414.8U patent/CN210029725U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109928296A (en) * | 2019-04-15 | 2019-06-25 | 上海艾郎风电科技发展（集团）有限公司 | The rear of wind electricity blade lifts protecting tool set-up |
| EP4212717A1 (en) * | 2022-01-13 | 2023-07-19 | Nordex Energy SE & Co. KG | A trailing edge protector for a wind turbine rotor blade |
| WO2023242122A1 (en) * | 2022-06-13 | 2023-12-21 | Dafa A/S | Blade edge clamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 201306 Building 1, 1318 Miaoxiang Road, Lingang New District, Pudong New Area, Shanghai Patentee after: Ailang Technology Co.,Ltd. Patentee after: HAIMEN AILANG WIND POWER TECHNOLOGY DEVELOPMENT Co.,Ltd. Address before: No.1989 xuanhuang Road, Pudong New Area, Shanghai, 201300 Patentee before: SHANGHAI AEOLON WIND ENERGY TECHNOLOGY DEVELOPMENT (Group) Co.,Ltd. Patentee before: HAIMEN AILANG WIND POWER TECHNOLOGY DEVELOPMENT Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 201306 Building 1, 1318 Miaoxiang Road, Lingang New District, Pudong New Area, Shanghai Patentee after: Ailang Technology Co.,Ltd. Patentee after: Nantong ailang Wind Power Technology Development Co.,Ltd. Address before: 201306 Building 1, 1318 Miaoxiang Road, Lingang New District, Pudong New Area, Shanghai Patentee before: Ailang Technology Co.,Ltd. Patentee before: HAIMEN AILANG WIND POWER TECHNOLOGY DEVELOPMENT Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |