CN221322580U - Blade of wind driven generator - Google Patents
Blade of wind driven generator Download PDFInfo
- Publication number
- CN221322580U CN221322580U CN202322902995.8U CN202322902995U CN221322580U CN 221322580 U CN221322580 U CN 221322580U CN 202322902995 U CN202322902995 U CN 202322902995U CN 221322580 U CN221322580 U CN 221322580U
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- China
- Prior art keywords
- blade
- fixedly connected
- wall
- mounting blocks
- driven generator
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- 238000009434 installation Methods 0.000 claims description 12
- 238000005457 optimization Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- Wind Motors (AREA)
Abstract
The utility model relates to the technical field of wind driven generator blades, in particular to a wind driven generator blade, which comprises a blade hub and three uniformly distributed blades, wherein the front end surface of the blade hub is fixedly connected with three uniformly distributed sleeve frames, the interiors of the three sleeve frames are sleeved with mounting blocks, one ends of the three mounting blocks respectively extend to the interiors of the three sleeve frames, the upper end surfaces of the three mounting blocks are respectively provided with an arc-shaped groove, the middle part of the front end surface of the blade hub is fixedly connected with a positioning rod, and one ends of the three mounting blocks are respectively propped against the outer wall of the positioning rod; because the outer wall of nut and threaded rod is threaded connection, and then be convenient for make the retainer plate backward movement when rotating to make the retainer plate get into inside three arc wall, and then be convenient for extrude the rear side of three arc wall through the retainer plate, in order to fix three cover frame and three blade simultaneously.
Description
Technical Field
The utility model relates to the technical field of wind driven generator blades, in particular to a wind driven generator blade.
Background
The wind driven generator is a power device which converts wind energy into mechanical work, the mechanical work drives a rotor to rotate and finally outputs alternating current, the working principle of the wind driven generator is simpler, the wind wheel rotates under the action of wind force, the kinetic energy of wind is converted into mechanical energy of a wind wheel shaft, the generator rotates to generate electricity under the driving of the wind wheel shaft, and the generator blade is the most important and fundamental component of the wind driven generator, so that the blade of the wind driven generator is needed.
The existing wind driven generator blade generally comprises three uniformly distributed blades, a first flange plate fixedly connected to one side of the outer wall of the three blades, a blade hub, three second flange plates fixedly connected to the outer wall of the blade hub, and a plurality of bolts fixedly connected between the three first flange plates and the three second flange plates respectively, wherein the working principle is as follows: when three blades are to be mounted, it is necessary to fasten the three first flanges and the three second flanges, respectively, by a plurality of bolts.
The existing wind driven generator blade has the following defects: when three blades are to be mounted, the three first flanges and the three second flanges are required to be fastened by a plurality of bolts, respectively, and thus the mounting of the blades is inconvenient.
Disclosure of utility model
The utility model aims to provide a blade of a wind driven generator, which has the characteristic of being convenient for installing the blade.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a wind-driven generator's blade, includes blade wheel hub and three evenly distributed's blade, blade wheel hub's preceding terminal surface fixedly connected with three evenly distributed's cover frame, three the installation piece has all been cup jointed to the inside of cover frame, three the arc wall has all been seted up to the inboard of three cover frame and its up end that the one end of installation piece extends respectively, blade wheel hub preceding terminal surface's middle part fixedly connected with locating lever, three the one end of installation piece respectively with the outer wall looks butt of locating lever, three be provided with the retainer plate that extends to its front side between the inside of arc wall.
In order to facilitate the fixing ring to move backwards during rotation, as a blade of the wind driven generator, preferably, the front end of the positioning rod is fixedly connected with a threaded rod, the outer wall of the threaded rod is in threaded connection with a nut, and the outer wall of the nut is fixedly connected with the front side of the inner wall of the fixing ring.
In order to facilitate improvement of the sliding effect of the three mounting blocks, the blade of the wind driven generator is preferably arranged, and the three mounting blocks are respectively and slidably connected with the inner side walls of the three sleeve frames through sliding grooves.
In order to facilitate preventing the nut from being separated from the outer wall of the threaded rod, the blade of the wind driven generator is preferably provided with the limiting disc fixedly connected to the front side of the threaded rod.
In order to facilitate the simultaneous rotation of the fixing ring and the nut, the blade of the wind driven generator is preferably provided with two rotating rods which are distributed left and right and fixedly connected between the inner wall and the outer wall at the upper end of the fixing ring.
In order to facilitate the installation and fixation of the three blades, the blade of the wind driven generator is preferably provided with three installation blocks, wherein the other ends of the three installation blocks respectively extend to the outer sides of the three sleeve frames and are respectively fixedly connected with one ends of the three blades.
In order to facilitate the anti-slip effect when rotating the two rotating rods, the blade of the wind driven generator is preferably provided with the anti-slip sleeve fixedly connected with the outer walls of the two rotating rods.
Compared with the prior art, the utility model has the following beneficial effects:
When the three-sleeve fixing device is used, the three mounting blocks are firstly inserted into the three sleeve frames respectively, the three mounting blocks continuously slide and are respectively contacted with the outer walls of the positioning rods, at the moment, the three arc-shaped grooves correspond to the positions of the fixing rings, and the two rotating rods are rotated in the same direction, so that the nuts and the fixing rings are enabled to rotate simultaneously.
Drawings
FIG. 1 is a front view block diagram of a prior art wind turbine blade;
FIG. 2 is an external construction diagram of the present utility model;
FIG. 3 is a top cross-sectional view of the present utility model;
FIG. 4 is a front view block diagram of the sleeve and mounting block of the present utility model;
Fig. 5 is a right side cross-sectional view of the sleeve and mounting block of the present utility model.
In the figure: 1. a blade hub; 2. a blade; 3. a sleeve frame; 4. a mounting block; 5. an arc-shaped groove; 6. a positioning rod; 7. a fixing ring; 8. a threaded rod; 9. a nut; 10. a limiting disc; 11. a rotating lever; 12. a chute; 13. an anti-skid sleeve; 14. a bolt; 15. a first flange; 16. and a second flange.
Detailed Description
Referring to fig. 1 to 5, a blade of a wind driven generator comprises a blade hub 1 and three evenly distributed blades 2, wherein three evenly distributed sleeve frames 3 are fixedly connected to the front end face of the blade hub 1, mounting blocks 4 are sleeved in the three sleeve frames 3, one ends of the three mounting blocks 4 respectively extend to the inner sides of the three sleeve frames 3, arc grooves 5 are formed in the upper end faces of the three mounting blocks, a positioning rod 6 is fixedly connected to the middle of the front end face of the blade hub 1, one ends of the three mounting blocks 4 respectively abut against the outer wall of the positioning rod 6, and fixing rings 7 extending to the front sides of the three arc grooves 5 are arranged between the inner sides of the three arc grooves 5.
In this embodiment: according to fig. 1, when three blades 2 of a wind power generator in the prior art are to be mounted, three first flanges 15 and three second flanges 16 are required to be fastened by a plurality of bolts 14, and the conventional wind power generator blade has the disadvantage that when three blades 2 are to be mounted, the three first flanges 15 and the three second flanges 16 are required to be fastened by a plurality of bolts 14, so that the mounting between the blades 2 and the blade hub 1 is inconvenient;
When the three-dimensional fixing device is used, firstly, the three mounting blocks 4 are respectively inserted into the three sleeve frames 3, the three mounting blocks 4 continuously slide and respectively contact with the outer walls of the positioning rods 6, at the moment, the three arc-shaped grooves 5 correspond to the positions of the fixing rings 7, and then the fixing rings 7 move backwards while rotating, so that the fixing rings 7 enter the three arc-shaped grooves 5, further, the rear sides of the three arc-shaped grooves 5 are conveniently extruded through the fixing rings 7, and the three sleeve frames 3 and the three blades 2 are conveniently and simultaneously fixed.
As a technical optimization scheme of the utility model, the front end of the positioning rod 6 is fixedly connected with a threaded rod 8, the outer wall of the threaded rod 8 is in threaded connection with a nut 9, and the outer wall of the nut 9 is fixedly connected to the front side of the inner wall of the fixed ring 7.
In this embodiment: through the simultaneous rotation of the nut 9 and the fixed ring 7, the outer walls of the nut 9 and the threaded rod 8 are in threaded connection, so that the fixed ring 7 can conveniently move backwards during rotation.
As a technical optimization scheme of the utility model, the three mounting blocks 4 are respectively connected with the inner side walls of the three sleeve frames 3 in a sliding manner through the sliding grooves 12.
In this embodiment: by providing the sliding groove 12, the sliding effect of the three mounting blocks 4 in the three sleeve frames 3 is improved.
As a technical optimization scheme of the utility model, a limiting disc 10 is fixedly connected to the front side of the threaded rod 8.
In this embodiment: by providing a limit disk 10, the nut 9 is prevented from coming off the outer wall of the threaded rod 8.
As a technical optimization scheme of the utility model, two rotating rods 11 distributed left and right are fixedly connected between the inner wall and the outer wall of the upper end of the fixed ring 7.
In this embodiment: by providing the rotation lever 11, the retainer 7 and the nut 9 are rotated at the same time.
As a technical optimization scheme of the utility model, the other ends of the three mounting blocks 4 respectively extend to the outer sides of the three sleeve frames 3 and are respectively fixedly connected with one ends of the three blades 2.
In this embodiment: the other ends of the three mounting blocks 4 extend to the outer sides of the three sleeve frames 3 respectively and are fixedly connected with one ends of the three blades 2 respectively, so that the three blades 2 are mounted and fixed conveniently.
As a technical optimization scheme of the utility model, the outer walls of the two rotating rods 11 are fixedly connected with anti-slip sleeves 13.
In this embodiment: by providing the anti-slip cover 13, an anti-slip effect is achieved when the two rotating rods 11 are rotated.
Working principle: firstly, three installation blocks 4 are respectively inserted into three sleeve frames 3, the three installation blocks 4 are continuously slid and respectively contacted with the outer walls of positioning rods 6, at the moment, three arc grooves 5 correspond to the positions of fixing rings 7, two rotating rods 11 are rotated in the same direction, so that nuts 9 and the fixing rings 7 rotate simultaneously, as the outer walls of the nuts 9 and the threaded rods 8 are in threaded connection, the fixing rings 7 can move backwards during rotation, the fixing rings 7 can enter the three arc grooves 5 conveniently, the rear sides of the three arc grooves 5 can be conveniently extruded through the fixing rings 7, the three sleeve frames 3 and three blades 2 can be conveniently fixed simultaneously, and further the effect of convenient installation of the three blades 2 can be achieved.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (7)
1. The utility model provides a wind-driven generator's blade, includes blade wheel hub (1) and three evenly distributed's blade (2), its characterized in that: the utility model provides a blade hub (1) front end face fixedly connected with three evenly distributed's cover frame (3), three the inside of cover frame (3) has all been cup jointed installation piece (4), three the one end of installation piece (4) extends to the inboard of three cover frame (3) respectively and its up end all has seted up arc wall (5), the middle part fixedly connected with locating lever (6) of blade hub (1) front end face, three the one end of installation piece (4) respectively with the outer wall looks butt of locating lever (6), three be provided with between the inside of arc wall (5) and extend to retainer plate (7) of its front side.
2. A blade for a wind power generator as claimed in claim 1, wherein: the front end fixedly connected with threaded rod (8) of locating lever (6), the outer wall threaded connection of threaded rod (8) has nut (9), the front side of the outer wall fixedly connected with retainer plate (7) inner wall of nut (9).
3. A blade for a wind power generator as claimed in claim 1, wherein: the three mounting blocks (4) are respectively connected with the inner side walls of the three sleeve frames (3) in a sliding manner through sliding grooves (12).
4. A blade for a wind power generator as claimed in claim 2, wherein: the front side of the threaded rod (8) is fixedly connected with a limiting disc (10).
5. A blade for a wind power generator as claimed in claim 1, wherein: two rotating rods (11) distributed left and right are fixedly connected between the inner wall and the outer wall of the upper end of the fixed ring (7).
6. A blade for a wind power generator as claimed in claim 1, wherein: the other ends of the three mounting blocks (4) extend to the outer sides of the three sleeve frames (3) respectively and are fixedly connected with one ends of the three blades (2) respectively.
7. A blade for a wind turbine according to claim 5, wherein: the outer walls of the two rotating rods (11) are fixedly connected with anti-slip sleeves (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322902995.8U CN221322580U (en) | 2024-05-05 | 2024-05-05 | Blade of wind driven generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322902995.8U CN221322580U (en) | 2024-05-05 | 2024-05-05 | Blade of wind driven generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221322580U true CN221322580U (en) | 2024-07-12 |
Family
ID=91785950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322902995.8U Active CN221322580U (en) | 2024-05-05 | 2024-05-05 | Blade of wind driven generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221322580U (en) |
-
2024
- 2024-05-05 CN CN202322902995.8U patent/CN221322580U/en active Active
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