CN203430708U - Windproof protection device of front edges of wind driven generator blades - Google Patents
Windproof protection device of front edges of wind driven generator blades Download PDFInfo
- Publication number
- CN203430708U CN203430708U CN201320513044.5U CN201320513044U CN203430708U CN 203430708 U CN203430708 U CN 203430708U CN 201320513044 U CN201320513044 U CN 201320513044U CN 203430708 U CN203430708 U CN 203430708U
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- front edge
- edge support
- head tree
- leading edge
- driven generator
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- Y02E10/722—
Abstract
The utility model discloses a windproof protection device of front edges of wind driven generator blades, and belongs to the field of wind driven generator construction auxiliary devices. The windproof protection device is characterized in that the windproof protection device of the front edges of the wind driven generator blades is mainly composed of a left front edge support, a middle front edge support, a right front edge support, a connecting plate I and a connecting plate II, the left front edge support, the middle front edge support and the right front edge support are the same in structure, the left front edge support is a steel structural component which is mainly composed of a base, a left main stand column, a right main stand column, a left auxiliary stand column, a right auxiliary stand column, front edge supporting plates, lug plates and detachable buckles, the top of the left main stand column and the top of the right main stand column are provided with the lug plates respectively in a welded mode and provided with the detachable buckles respectively, the front edge supporting plates are welded to the rear side face of the top of the left main stand column, the rear side face of the top of the right main stand column, the rear side face of the top of the left auxiliary stand column and the rear side face of the top of the right auxiliary stand column respectively, front edge flange plates of the three blades are correspondingly and fixedly installed on the front edge supporting plate of the left front edge support, the front edge supporting plate of the middle front edge support and the front edge supporting plate of the right front edge support respectively, the upper portions of every two adjacent front edge flange plates are connected into a whole through the connecting plate I and the connecting plate II, the wind resistance capacity of the blades are enhanced, the construction period is ensured, and construction cost is reduced.
Description
Technical field
The utility model belongs to wind-driven generator construction auxiliary device, especially relates to a kind of protective gear of blade of wind-driven generator.
Background technique
Along with the single-machine capacity of wind power generating set increases day by day, length and width and the weight of blade of wind-driven generator also continue to increase, and when wind-driven generator is installed, first the equipment of a whole set of wind-driven generator are transported to erecting bed, then install one by one according to construction process; And wind energy turbine set is generally all built on high and steep mountains or the windy area of dust storm desert or coastal beach, the ground relief of erecting bed, when blade of wind-driven generator is deposited temporarily, if there is no firm measure, strong wind can blow blade of wind-driven generator to turn over, cause blade scratch, fracture, even scrap, directly affect wind-driven generator installation period and construction cost.
Summary of the invention
The purpose of this utility model is the Windproof protective device that proposes a kind of wind driven generator vane front edge; not only rational in infrastructure; safe and reliable; and one group of blade of wind-driven generator (i.e. three blades) is linked together; effectively increase the wind loading rating of blade of wind-driven generator, guarantee the construction period and reduce construction cost.
The purpose of this utility model is achieved like this: a kind of Windproof protective device of wind driven generator vane front edge (Windproof protective device that is called for short blade inlet edge), the blade that comprises protected wind-driven generator, this blade, with leading edge flange plate, is characterized in that: the Windproof protective device of this wind driven generator vane front edge is mainly by left front edge support, middle leading edge support, right front edge support and connecting plate I, connecting plate II forms, this left front edge support, middle leading edge support, the structure of right front edge support is identical, existing take left front edge support and is described further as example, and this left front edge support is mainly by base, left head tree, right head tree, left secondary column, right secondary column, leading edge supporting plate, the steel construction piece that shackle plate and shackle form, this base is mainly by front cross beam, rear cross beam, left longeron, the rectangular frame that right vertical beam assembly welding forms, and front cross beam, rear cross beam is the long limit of rectangular frame for this reason, and at middle part and the left longeron of front cross beam, between the rearward end of right vertical beam, be splayed shape and be welded left cant beam, right cant beam, at the left and right end portions of the front cross beam left head tree vertically upward and contour that is welded respectively symmetrically, right head tree, and the left secondary column vertically upward and contour that is welded respectively symmetrically apart from 1/4th places, two ends, left and right on front cross beam, right secondary column, the left diagonal brace that is welded between left head tree and left longeron, the right diagonal brace that is welded between right head tree and right vertical beam is welded respectively and offers the shackle plate of lifting hole(eyelet) on the outer side surface at left head tree and right head tree top, shackle is installed respectively in each shackle plate, at left head tree, right head tree, the leading edge supporting plate that is jointly welded on the trailing flank at left secondary column and right secondary column top, the cross section of this leading edge supporting plate is
∟shape, this leading edge supporting plate is comprised of the front facade plate of all-in-one-piece semicircle annular processed and rearmounted semicircle supporting plate, and the outer radius of the leading edge flange plate of the incurvature radius ratio blade of this semicircle supporting plate is bigger, on facade plate before this, offer mounting hole circumference uniform distribution, and aperture and the position of the bolt hole on the leading edge flange plate of the aperture of this mounting hole and position and blade are corresponding to the same, by left front edge support, middle leading edge support, right front edge spacer support frame and be arrangeding in parallel, the leading edge flange plate of three blades is fixedly mounted on to left front edge support by bolt correspondence respectively, middle leading edge support, on the leading edge supporting plate of right front edge support, on the top of adjacent between two leading edge flange plate, use respectively connecting plate I simultaneously, connecting plate II is connected, in addition, unloading on the left head tree of left front edge support buckled and unloading to buckle respectively, with wire rope, earth anchor is installed on the right head tree of right front edge support, the length of this front cross beam, rear cross beam all can be 2.0-2.5m, the length of this left longeron, right vertical beam all can be 1.0-1.5m, this left head tree, right head tree, left secondary column and right secondary column all can adopt angle steel to be made, the length of this left head tree, right head tree all can be 2m, the length of this left secondary column and right secondary column all can be 1.2m
During use, by the leading edge flange plate of one group of blade of wind-driven generator (three blades) respectively correspondence be fixedly mounted on left front edge support, middle leading edge support, on right front edge support, between adjacent leading edge flange plate, use again connecting plate I, connecting plate II is connected, simultaneously, left front edge support, right front edge support is used again earth anchor, wire rope and ground are fixedly connected, and by the trailing edge of each blade (three blades) respectively correspondence be arranged on left back edge support, middle trailing edge support, on right back edge support, increased the wind loading rating of blade of wind-driven generator, played good protective action.
The Windproof protective device of the wind driven generator vane front edge that the utility model proposes; not only rational in infrastructure; safe and reliable; and one group of blade of wind-driven generator (i.e. three blades) is linked together; effectively increased the wind loading rating of blade of wind-driven generator, guaranteed the construction period and reduced construction cost.
The Windproof protective device of the wind driven generator vane front edge now in conjunction with the accompanying drawings and embodiments the utility model being proposed is described further.
Accompanying drawing explanation
Fig. 1 is that the master of the Windproof protective device of the wind driven generator vane front edge that proposes of the utility model while using looks schematic diagram.
Fig. 2 is the schematic perspective view of left front edge support in Fig. 1.
In Fig. 1～Fig. 2:
1, base 1-1, front cross beam 1-2, rear cross beam 2-1, at longeron 2-2, right vertical beam 3-1, left diagonal brace 3-2, right diagonal brace 4-1, left cant beam 4-2, right cant beam 5-1, left head tree 5-2, right head tree 6-1, left secondary column 6-2, right secondary column 7, leading edge supporting plate 8, mounting hole 9, shackle plate 10, shackle 11, leading edge flange plate 12-1, connecting plate I 12-2, connecting plate II 13, wire rope 14, earth anchor.
Embodiment
From Fig. 1～Fig. 2, can find out: a kind of Windproof protective device of wind driven generator vane front edge (Windproof protective device that is called for short blade inlet edge), the blade that comprises protected wind-driven generator, this blade, with leading edge flange plate 11, is characterized in that: the Windproof protective device of this wind driven generator vane front edge is mainly by left front edge support, middle leading edge support, right front edge support and connecting plate I 12-1, connecting plate II 12-2 forms, this left front edge support, middle leading edge support, the structure of right front edge support is identical, existing take left front edge support and is described further as example, and this left front edge support is mainly by base 1, left head tree 5-1, right head tree 5-2, left secondary column 6-1, right secondary column 6-2, leading edge supporting plate 7, the steel construction piece that shackle plate 9 and shackle 10 form, this base 1 is mainly by front cross beam 1-1, rear cross beam 1-2, left longeron 2-1, the rectangular frame that right vertical beam 2-2 assembly welding forms, and front cross beam 1-1, rear cross beam 1-2 is the long limit of rectangular frame for this reason, and at middle part and the left longeron 2-1 of front cross beam 1-1, between the rearward end of right vertical beam 2-2, be splayed shape and be welded left cant beam 4-1, right cant beam 4-2, at the left and right end portions of the front cross beam 1-1 left head tree 5-1 vertically upward and contour that is welded respectively symmetrically, right head tree 5-2, and the left secondary column 6-1 vertically upward and contour that is welded respectively symmetrically apart from 1/4th places, two ends, left and right on front cross beam 1-1, right secondary column 6-2, left diagonal brace 3-1 is welded between left head tree 5-1 and left longeron 2-1, right diagonal brace 3-2 is welded between right head tree 5-2 and right vertical beam 2-2, on the outer side surface at left head tree 5-1 and right head tree 5-2 top, be welded respectively and offer the shackle plate 9 of lifting hole(eyelet), in each shackle plate 9, shackle 10 is installed respectively, at left head tree 5-1, right head tree 5-2, the leading edge supporting plate 7 that is jointly welded on the trailing flank at left secondary column 6-1 and right secondary column 6-2 top, the cross section of this leading edge supporting plate 7 is
∟shape, this leading edge supporting plate 7 is comprised of the front facade plate of all-in-one-piece semicircle annular processed and rearmounted semicircle supporting plate, and the outer radius of the leading edge flange plate 11 of the incurvature radius ratio blade of this semicircle supporting plate is bigger, on facade plate before this, offer mounting hole 8 circumference uniform distribution, and aperture and the position of the bolt hole on the leading edge flange plate 11 of the aperture of this mounting hole 8 and position and blade are corresponding to the same, by left front edge support, middle leading edge support, right front edge spacer support frame and be arrangeding in parallel, the leading edge flange plate 11 of three blades is fixedly mounted on to left front edge support by bolt correspondence respectively, middle leading edge support, on the leading edge supporting plate 7 of right front edge support, on the top of adjacent between two leading edge flange plate 11, use respectively connecting plate I 12-1 simultaneously, connecting plate II 12-2 is connected, in addition, in shackle 10 in shackle 10 on the left head tree 5-1 of left front edge support and on the right head tree 5-2 of right front edge support, with wire rope 13, earth anchor 14 is installed respectively, the length of this front cross beam 1-1, rear cross beam 1-2 all can be 2.0-2.5m, the length of this left longeron 2-1, right vertical beam 2-2 all can be 1.0-1.5m, this left head tree 5-1, right head tree 5-2, left secondary column 6-1 and right secondary column 6-2 all can adopt angle steel to be made, the length of this left head tree 5-1, right head tree 5-2 all can be 2m, the length of this left secondary column 6-1 and right secondary column 6-2 all can be 1.2m
During use, by the leading edge flange plate 11 of one group of blade of wind-driven generator (three blades) respectively correspondence be fixedly mounted on left front edge support, middle leading edge support, on right front edge support, between adjacent leading edge flange plate 11, use again connecting plate I 12-1, connecting plate II 12-2 is connected, simultaneously, left front edge support, right front edge support is used again earth anchor 14, wire rope 13 is fixedly connected with ground, and by the trailing edge of each blade (three blades) respectively correspondence be arranged on left back edge support, middle trailing edge support, on right back edge support, increased the wind loading rating of blade of wind-driven generator, played good protective action.
Claims (6)
1. a Windproof protective device for wind driven generator vane front edge, comprises the blade of protected wind-driven generator, and this blade, with leading edge flange plate (11), is characterized in that: the Windproof protective device of this wind driven generator vane front edge is mainly by left front edge support, middle leading edge support, right front edge support and connecting plate I (12-1), connecting plate II (12-2) forms, this left front edge support, middle leading edge support, the structure of right front edge support is identical, and this left front edge support is mainly by base (1), left head tree (5-1), right head tree (5-2), left secondary column (6-1), right secondary column (6-2), leading edge supporting plate (7), the steel construction piece that shackle plate (9) and shackle (10) form, this base (1) is mainly by front cross beam (1-1), rear cross beam (1-2), left longeron (2-1), the rectangular frame that right vertical beam (2-2) assembly welding forms, and front cross beam (1-1), rear cross beam (1-2) is the long limit of rectangular frame for this reason, and at middle part and the left longeron (2-1) of front cross beam (1-1), between the rearward end of right vertical beam (2-2), be splayed shape and be welded left cant beam (4-1), right cant beam (4-2), at the left and right end portions of front cross beam (1-1) the left head tree vertically upward and contour (5-1) that is welded respectively symmetrically, right head tree (5-2), and at the upper left secondary column vertically upward and contour (6-1) that is welded respectively symmetrically apart from 1/4th places, two ends, left and right of front cross beam (1-1), right secondary column (6-2), left diagonal brace (3-1) is welded between left head tree (5-1) and left longeron (2-1), right diagonal brace (3-2) is welded between right head tree (5-2) and right vertical beam (2-2), on the outer side surface at left head tree (5-1) and right head tree (5-2) top, be welded respectively and offer the shackle plate (9) of lifting hole(eyelet), shackle (10) is installed respectively in each shackle plate (9), at left head tree (5-1), right head tree (5-2), the leading edge supporting plate (7) that is jointly welded on the trailing flank at left secondary column (6-1) and right secondary column (6-2) top, the cross section of this leading edge supporting plate (7) is
∟shape, this leading edge supporting plate (7) is comprised of the front facade plate of all-in-one-piece semicircle annular processed and rearmounted semicircle supporting plate, and the outer radius of the leading edge flange plate (11) of the incurvature radius ratio blade of this semicircle supporting plate is bigger, on facade plate before this, offer mounting hole (8) circumference uniform distribution, and aperture and the position of the bolt hole on the leading edge flange plate (11) of the aperture of this mounting hole (8) and position and blade are corresponding to the same, by left front edge support, middle leading edge support, right front edge spacer support frame and be arrangeding in parallel, the leading edge flange plate (11) of three blades is fixedly mounted on to left front edge support by bolt correspondence respectively, middle leading edge support, on the leading edge supporting plate (7) of right front edge support, on the top of adjacent between two leading edge flange plate (11), use respectively connecting plate I (12-1) simultaneously, connecting plate II (12-2) is connected, in addition, in shackle (10) on the left head tree (5-1) of left front edge support and in the shackle (10) on the right head tree (5-2) of right front edge support, use respectively wire rope (13) that earth anchor (14) is installed.
2. the Windproof protective device of wind driven generator vane front edge according to claim 1, is characterized in that the length of this front cross beam (1-1), rear cross beam (1-2) is 2.0-2.5m.
3. the Windproof protective device of wind driven generator vane front edge according to claim 1, is characterized in that the length of this left longeron (2-1), right vertical beam (2-2) is 1.0-1.5m.
4. the Windproof protective device of wind driven generator vane front edge according to claim 1, is characterized in that this left head tree (5-1), right head tree (5-2), left secondary column (6-1) and right secondary column (6-2) all adopt angle steel to be made.
5. the Windproof protective device of wind driven generator vane front edge according to claim 1, is characterized in that the length of this left head tree (5-1), right head tree (5-2) is 2m.
6. the Windproof protective device of wind driven generator vane front edge according to claim 1, is characterized in that the length of this left secondary column (6-1) and right secondary column (6-2) is 1.2m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320513044.5U CN203430708U (en) | 2013-08-22 | 2013-08-22 | Windproof protection device of front edges of wind driven generator blades |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320513044.5U CN203430708U (en) | 2013-08-22 | 2013-08-22 | Windproof protection device of front edges of wind driven generator blades |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203430708U true CN203430708U (en) | 2014-02-12 |
Family
ID=50059752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320513044.5U Expired - Lifetime CN203430708U (en) | 2013-08-22 | 2013-08-22 | Windproof protection device of front edges of wind driven generator blades |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203430708U (en) |
-
2013
- 2013-08-22 CN CN201320513044.5U patent/CN203430708U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140212 |