CN204877797U - High -efficient blade - Google Patents
High -efficient blade Download PDFInfo
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- CN204877797U CN204877797U CN201520476759.7U CN201520476759U CN204877797U CN 204877797 U CN204877797 U CN 204877797U CN 201520476759 U CN201520476759 U CN 201520476759U CN 204877797 U CN204877797 U CN 204877797U
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- blade
- vortex device
- web
- shell body
- base plate
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- 239000003292 glue Substances 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- Y02E10/722—
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- Wind Motors (AREA)
Abstract
The utility model discloses a high -efficient blade, include: blade and vortex device, the blade includes casing, down casing and web, goes up the casing and covers respectively in the upper surface and the lower surface of web with casing down, goes up the casing and passes through with the web with casing down that the structure is gluey to be connected, the blade has leading edge and trailing edge, vortex device and root fixing, the vortex device includes: bottom plate and pterygoid lamina, the pterygoid lamina is fixed in the upper surface of bottom plate, the lower surface and the root fixing of bottom plate. The utility model discloses an advantage and beneficial effect lie in: through setting up the vortex device on the blade, make distinguished and admirable more smooth and easy the flowing through of lee side of blade, and then the windward side of increase blade and lee side's pressure differential compare for the blade is also rotatable when distinguished and admirable less or unstable, and then improves the utilization ratio of blade to the wind energy, simultaneously, be fixed in the vortex device web of blade on, has improved the joint strength between vortex device and the blade, and then has improved high -efficient blade's life.
Description
Technical field
The utility model relates to wind power generation field, particularly a kind of high-efficiency blade.
Background technique
Blower fan is the mechanical energy relying on input, and improve gas pressure and to supply gas side by side the machinery of body, be a kind of driven fluid machinery, existing blower fan is mainly arranged on wind energy region comparatively fully; But, when this region abatement of wind, or when selecting the region of wind-force size instability that blower fan is set, be easy to because wind-force is not enough, and blade windward side and lee face pressure reduction lower, cause fan blade non rotating, and cause the situation of the waste of the energy and resource.
Model utility content
In order to solve the problem, the utility model provides a kind of high-efficiency blade.The technical program by arranging vortex device on blade, make that the lee face of blade is distinguished and admirable to be flow through more smoothly, and then increase the windward side of blade and the pressure reduction ratio of lee face, make blade distinguished and admirable less or unstable time also rotatable, and then improve blade to the utilization ratio of wind energy.
A kind of high-efficiency blade in the utility model, comprising: blade and vortex device; Described blade comprises upper shell, lower shell body and web, and described upper shell and described lower shell body are covered in upper surface and the lower surface of described web respectively, and described upper shell is connected by structure glue with described web with described lower shell body; Described blade has leading edge and trailing edge; Described vortex device is connected with described blade, and described vortex device comprises: base plate and wing plate; Described wing plate is fixed on the upper surface of described base plate, and the lower surface of described base plate is connected with described blade.
In such scheme, described upper shell is the windward side of described blade, and described lower shell body is the lee face of described blade; Described lower shell body has groove, and described groove is communicated with the surface of described lower shell body and the inside of described blade.
In such scheme, described groove is positioned at the side of described lower shell body towards described trailing edge, and described groove is communicated with the surface of described web and described lower shell body; The length direction of described groove and the vertical consistency of described blade.
In such scheme, described turbine device is connected with described web, and the thickness of described base plate mates mutually with the groove depth of described groove, and the upper surface of described base plate mates mutually with the surface of described lower shell body, and the lower surface of described base plate is connected with described web.
In such scheme, described vortex device has two wing plates, and two described wing plates are respectively perpendicular to described base plate, and two described wing plate symmetries are fixed on the both sides of described base plate and form " eight " word structure.
In such scheme, the large mouth place of described " eight " word structure is towards described leading edge, and the osculum place of described " eight " word structure is towards described trailing edge.
In such scheme, described wing plate has inclination angle, and described inclination angle extends to the bottom of described wing plate from the top of described wing plate.
In such scheme, described vortex device has several, and vortex device described in several is arranged in order in described groove along the length direction of described groove, and the side at two adjacent large mouth places of described " eight " word structure contacts with each other.
Advantage of the present utility model and beneficial effect are: the utility model provides a kind of high-efficiency blade, by arranging vortex device on blade, make that the lee face of blade is distinguished and admirable to be flow through more smoothly, and then increase the windward side of blade and the pressure reduction ratio of lee face, make blade distinguished and admirable less or unstable time also rotatable, and then improve blade to the utilization ratio of wind energy; , vortex device is fixed on the web of blade meanwhile, improves the join strength between vortex device and blade, and then improve the working life of high-efficiency blade.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of a kind of high-efficiency blade of the utility model;
Fig. 2 is the structural representation of lower shell body in a kind of high-efficiency blade of the utility model;
Fig. 3 is the structural representation of upper shell in a kind of high-efficiency blade of the utility model;
Fig. 4 is the cross-sectional profile schematic diagram of a kind of high-efficiency blade Leaf of the utility model;
Fig. 5 is the structural representation of vortex device in a kind of high-efficiency blade of the utility model;
Fig. 6 is the plan structure schematic diagram of vortex device in a kind of high-efficiency blade of the utility model;
Fig. 7 is the side-looking structural representation of vortex device in a kind of high-efficiency blade of the utility model.
In figure: 1, blade 2, vortex device 3, leading edge 4, trailing edge
11, upper shell 12, lower shell body 13, web 14, groove
21, base plate 22, wing plate 23, " eight " word structure 24, inclination angle
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is further described.Following examples only for clearly the technical solution of the utility model being described, and can not limit protection domain of the present utility model with this.
As shown in Fig. 1-Fig. 7, the utility model is a kind of high-efficiency blade, comprising: blade 1 and vortex device 2; Blade 1 comprises upper shell 11, lower shell body 12 and web 13, and upper shell 11 and lower shell body 12 are covered in upper surface and the lower surface of web 13 respectively, and upper shell 11 is connected by structure glue with web 13 with lower shell body 12; Blade 1 has leading edge 3 and trailing edge; Vortex device 2 is connected with blade 1, and vortex device 2 comprises: base plate 21 and wing plate 22; Wing plate 22 is fixed on the upper surface of base plate 21, and the lower surface of base plate 21 is connected with blade 1.
The working principle of the technical program is: by arranging vortex device 2 on blade 1, make that the lee face of blade 1 is distinguished and admirable to be flow through more smoothly, and then increase the windward side of blade 1 and the pressure reduction ratio of lee face, make blade 1 distinguished and admirable less or unstable time also rotatable.
Preferably, upper shell 11 is the windward side of blade 1, and lower shell body 12 is the lee face of blade 1; Lower shell body 12 has groove 14, and groove 14 is communicated with the surface of lower shell body 12 and the inside of blade 1; Groove 14 is positioned at the side of lower shell body 12 towards trailing edge, and groove 14 is communicated with the surface of web 13 and lower shell body 12; The length direction of groove 14 and the vertical consistency of blade 1; Turbine device is connected with web 13, and the thickness of base plate 21 mates mutually with the groove depth of groove 14, and the upper surface of base plate 21 mates mutually with the surface of lower shell body 12, and the lower surface of base plate 21 is connected with web 13; Turbine device 2 is connected with web 13 by groove 14, improves turbine device 2 and the join strength of blade 1, extend the working life of high-efficiency blade; Be connected with web 13 by turbine device, the thickness of base plate 21 mates mutually with the groove depth of groove 14, the structure that the upper surface of base plate 21 mates mutually with the surface of lower shell body 12, reduce the air resistance coefficient of the lee face of blade 1, further improve the smooth degree of the distinguished and admirable lee face by blade 1.
Preferably, vortex device 2 has two wing plates, 22, two wing plates 22 respectively perpendicular to base plate 21, and two wing plate 22 symmetries are fixed on the both sides of base plate 21 and form " eight " word structure 23; The large mouth place of " eight " word structure 23 is towards leading edge 3, and the osculum place of " eight " word structure 23 is towards trailing edge; The turbine device 2 of word structure 23 that utilization has " eight ", avoid and form turbulent flow by distinguished and admirable the turning back of the lee face of blade 1, cause blade 1 lee face pressure increase and stop the situation that blade 1 rotates, and then avoid because the pressure reduction between the windward side of blade 1 and lee face reduces, the situation of wind power utilization inefficiency; Meanwhile, when wind-force is less, improve the windward side of blade 1 and the pressure reduction ratio of lee face, and then ensure that blade 1 also can the effect of smooth rotation when wind-force is less.
Preferably, wing plate 22 has inclination angle 24, and inclination angle 24 extends to the bottom of wing plate 22 from the top of wing plate 22; By arranging inclination angle 24, to reduce the resistance of the distinguished and admirable lee face at blade 1, improve the smooth degree of distinguished and admirable circulation.
Preferably, vortex device 2 has several, and several vortex devices 2 are arranged in order in groove 14 along the length direction of groove 14, and the side at two adjacent large mouth places of " eight " word structure 23 contacts with each other; By arranging several vortex devices 2, to ensure to pass through by the distinguished and admirable equal energy of the lee face of blade 1 is smooth-going, further improve the pressure reduction ratio between the windward side of blade 1 and lee face; Meanwhile, utilize the side at two adjacent large mouth places of " eight " word structure 23 to contact with each other, for avoiding distinguished and admirable the turning back of the lee face by blade 1 to form turbulent flow, causing blade 1 lee face pressure increase and stoping the situation that blade 1 rotates.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (8)
1. a high-efficiency blade, is characterized in that, comprising: blade and vortex device; Described blade comprises upper shell, lower shell body and web, and described upper shell and described lower shell body are covered in upper surface and the lower surface of described web respectively, and described upper shell is connected by structure glue with described web with described lower shell body; Described blade has leading edge and trailing edge; Described vortex device is connected with described blade, and described vortex device comprises: base plate and wing plate; Described wing plate is fixed on the upper surface of described base plate, and the lower surface of described base plate is connected with described blade.
2. a kind of high-efficiency blade according to claim 1, is characterized in that, described upper shell is the windward side of described blade, and described lower shell body is the lee face of described blade; Described lower shell body has groove, and described groove is communicated with the surface of described lower shell body and the inside of described blade.
3. a kind of high-efficiency blade according to claim 2, is characterized in that, described groove is positioned at the side of described lower shell body towards described trailing edge, and described groove is communicated with the surface of described web and described lower shell body; The length direction of described groove and the vertical consistency of described blade.
4. a kind of high-efficiency blade according to claim 3, it is characterized in that, described turbine device is connected with described web, the thickness of described base plate mates mutually with the groove depth of described groove, the upper surface of described base plate mates mutually with the surface of described lower shell body, and the lower surface of described base plate is connected with described web.
5. a kind of high-efficiency blade according to claim 1, is characterized in that, described vortex device has two wing plates, and two described wing plates are respectively perpendicular to described base plate, and two described wing plate symmetries are fixed on the both sides of described base plate and form " eight " word structure.
6. a kind of high-efficiency blade according to claim 5, is characterized in that, the large mouth place of described " eight " word structure is towards described leading edge, and the osculum place of described " eight " word structure is towards described trailing edge.
7. a kind of high-efficiency blade according to claim 6, is characterized in that, described wing plate has inclination angle, and described inclination angle extends to the bottom of described wing plate from the top of described wing plate.
8. a kind of high-efficiency blade according to claim 1-7, it is characterized in that, described vortex device has several, and vortex device described in several is arranged in order in described groove along the length direction of described groove, and the side at two adjacent large mouth places of described " eight " word structure contacts with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520476759.7U CN204877797U (en) | 2015-07-03 | 2015-07-03 | High -efficient blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520476759.7U CN204877797U (en) | 2015-07-03 | 2015-07-03 | High -efficient blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204877797U true CN204877797U (en) | 2015-12-16 |
Family
ID=54822178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520476759.7U Active CN204877797U (en) | 2015-07-03 | 2015-07-03 | High -efficient blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204877797U (en) |
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2015
- 2015-07-03 CN CN201520476759.7U patent/CN204877797U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240429 Address after: No. 288-31 (K) Wutan Industrial Park, Funing County, Yancheng City, Jiangsu Province, 224000 Patentee after: Yancheng Haoyu wind power equipment technical service Co.,Ltd. Country or region after: China Address before: Room 432, R Zone, 4th Floor, No. 98, Lane 901, Kangye Road, Zhujiajiao Town, Qingpu District, Shanghai, 2017 Patentee before: SHANGHAI CHANGZHI INDUSTRY Co.,Ltd. Country or region before: China |
|
| TR01 | Transfer of patent right |