CN215057882U - Fan blade fixing mechanism of wind driven generator - Google Patents
Fan blade fixing mechanism of wind driven generator Download PDFInfo
- Publication number
- CN215057882U CN215057882U CN202120398740.0U CN202120398740U CN215057882U CN 215057882 U CN215057882 U CN 215057882U CN 202120398740 U CN202120398740 U CN 202120398740U CN 215057882 U CN215057882 U CN 215057882U
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- Prior art keywords
- hole
- fan blade
- mounting
- mounting flange
- block
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- 230000000087 stabilizing effect Effects 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 2
- 238000007789 sealing Methods 0.000 abstract description 10
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 241000208140 Acer Species 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
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Classifications
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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
-
- 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
- Y02E10/728—Onshore wind turbines
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- Wind Motors (AREA)
Abstract
The utility model discloses a fan blade fixing mechanism of a wind driven generator, which belongs to the technical field of fan blade fixing of the wind driven generator and comprises a fan blade component assembly, wherein the fan blade component assembly is composed of a fan blade assembly, a pipe cap and a fixing device; the fan blade assembly comprises a blade body, the position of the front side of the blade body, which is close to the lower end, is fixedly connected with a connecting plate, a mounting hole is formed in the connecting plate, one end, which exceeds the blade body, of the connecting plate is fixedly connected with a clamping block, and even if bolts rust, the fan blade cannot fall off from the fixing device through the clamping block and the bulges at the peripheries of the first mounting groove and the second mounting groove; and the first sealing gasket and the second sealing gasket which are arranged on the first mounting flange and the second mounting flange achieve the sealing effect of the inside of the fixing device, so that rainwater cannot penetrate into the inside to rust the structure of the inside.
Description
Technical Field
The utility model belongs to the technical field of the aerogenerator fan blade is fixed, specifically speaking relates to an aerogenerator's fan blade fixed establishment.
Background
The wind power generator is an electric power device which converts wind energy into mechanical work, and the mechanical work drives a rotor to rotate so as to finally output alternating current. The wind-driven generator generally comprises wind wheels, a generator (including a device), a direction regulator (empennage), a tower, a speed-limiting safety mechanism, an energy storage device and other components.
The structure of a traditional and commonly used wind blade fixing device of a wind driven generator is in a screw fastening mode, namely, each wind blade is fixedly connected with a wind blade flange by a plurality of screws. According to the traditional structure, a plurality of screw holes are required to be formed in the root of each fan blade, the screws are exposed in the long-term use process, the danger that the maple leaves are loosened can be caused, the maple leaves fall off, or the maple leaves are corroded and rusted by wind, rain and rain outside for a long time, so that the later-period disassembly and maintenance difficulty is influenced, and the maintenance efficiency is improved, so that the fan blade fixing mechanism of the wind driven generator is necessary.
SUMMERY OF THE UTILITY MODEL
The utility model provides a fan blade fixing mechanism of a wind driven generator, which comprises a fan blade component assembly, wherein the fan blade component assembly is composed of a fan blade assembly, a pipe cap and a fixing device, the fan blade assembly is assembled on the fixing device, and the pipe cap is assembled on the front surface of the fixing device; the assembly can effectively prevent the connecting bolt from being exposed to rust when being used in a matched manner.
In order to solve the above problems, the utility model adopts the following technical proposal.
A fan blade fixing mechanism of a wind driven generator comprises a fan blade component assembly, wherein the fan blade component assembly is composed of a fan blade assembly, a pipe cap and a fixing device; the fan blade assembly comprises a blade body, the position of the front side of the blade body, which is close to the lower end, is fixedly connected with a connecting plate, a mounting hole is formed in the connecting plate, and one end, which exceeds the blade body, of the connecting plate is fixedly connected with a clamping block.
Preferably, fixing device include first mounting flange and second mounting flange, first mounting flange openly in the middle of the department be provided with first recess, be provided with first mounting groove between first mounting flange and the first recess, be provided with first sealed pad on first mounting flange bottom and the lateral wall, and first mounting groove is close to inside one end and intersects with first recess, and the degree of depth of first recess and first mounting groove is the same, first mounting groove bottom department is provided with the second through-hole, and all be provided with first through-hole between per two first mounting grooves, the first mounting flange back and connecting block fixed connection, and be provided with the screw thread on the connecting block outer wall.
Preferably, the second mounting flange openly center department be provided with the second recess, and be provided with the second mounting groove between second recess and the second mounting flange, second mounting groove bottom is provided with the fourth through-hole, and all be provided with the third through-hole between per two second mounting grooves, the second mounting flange openly with second recess bottom and lateral wall on be provided with the second sealed pad.
Preferably, the pipe cap include the erection column, the erection column inside cavity, and inside cavity department is provided with the screw thread, erection column one side and arc top fixed connection.
Preferably, the connecting plate assembly be in first mounting groove department, the protruding department of fixture block card between first recess and first mounting flange, second mounting flange and first mounting flange press from both sides tightly, second mounting groove card is on the connecting plate, the fourth through-hole aligns with the mounting hole, screw assembly passes second mounting groove, mounting hole and second through-hole threaded connection, and third through-hole and first through-hole department also are provided with screw assembly pipe cap and connecting block threaded connection.
Preferably, the fixture further comprises a stabilizing assembly, the stabilizing assembly is assembled on two sides of the fixture block, the stabilizing assembly comprises a first fixing block and a second fixing block, one end of the first fixing block is fixedly connected with a position, close to the front face, of one end of the fixture block, the other end of the fixture block is fixedly connected with a position, close to the back face, of one end of a sixth through hole, a fifth through hole is formed in the front face of the first fixing block, and a sixth through hole is formed in the front face of the second fixing block; and the first fixing block can be attached to the second fixing block.
Preferably, the first fixing block and the second fixing block are attached, the fifth through hole is aligned with the sixth through hole, and the first groove and the second groove are assembled in the fixing device by using a threaded component, threaded connection of the threaded component and the sixth through hole and the like.
Advantageous effects
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the utility model discloses in, through fixture block and first mounting groove and the outlying bellying of second mounting groove, even can reach the bolt and rust, the fan blade also can not drop from fixing device.
(2) The utility model discloses in, through the first sealed pad and the sealed pad of second that set up on first mounting flange and the second mounting flange, reached the inside sealed effect of fixing device for the rainwater can not permeate inside structure that makes inside and rust.
(3) The utility model discloses in, through first fixed block and the laminating of fifth through-hole and screw up with screw assembly for it is more firm to connect between a plurality of leaf bodies, thereby makes the life of fan blade assembly longer, and the operation is more reliable.
Drawings
FIG. 1 is a schematic view of a wind turbine of the present invention;
FIG. 2 is a schematic view of a structure of a middle blade assembly of the present invention;
FIG. 3 is a schematic structural view of the middle cap of the present invention;
fig. 4 is a schematic structural view of a first mounting flange in the present invention;
fig. 5 is a schematic structural view of the back side of the first mounting flange in the present invention;
fig. 6 is a schematic structural view of a second mounting flange according to the present invention;
fig. 7 is a schematic view of the mounting structure of the middle fixing device of the present invention;
FIG. 8 is an enlarged schematic view of the position A of the present invention;
FIG. 9 is a schematic view of the structure of the middle fixing device of the present invention;
FIG. 10 is a schematic view of the mounting structure of the middle fixing device of the present invention;
fig. 11 is an enlarged schematic structural diagram of the middle B of the present invention.
The corresponding relationship between the reference numbers of the figures and the names of the components in the figures is as follows:
10. a fan blade assembly;
20. a fan blade assembly; 201. a leaf body; 202. a connecting plate; 203. mounting holes; 204. a clamping block;
30. a pipe cap; 301. arc top; 302. mounting a column;
40. a fixing device; 401. a first mounting flange; 4011. a first mounting groove; 4012. a first groove;
4013. a first through hole; 4014. a second through hole; 4015. connecting blocks; 4016. a first gasket;
402. a second mounting flange; 4021. a second mounting groove; 4022. a third through hole; 4023. a fourth via hole;
4024. a second groove; 4025. a second gasket;
41. a threaded assembly;
50. a stabilizing assembly; 501. a first fixed block; 502. a fifth through hole; 503. a second fixed block; 504. and a sixth through hole.
Detailed Description
The invention will be further described below in connection with specific embodiments.
Example 1
As shown in fig. 1-8, it is the structural schematic diagram of a fan blade fixing mechanism of a wind driven generator according to a preferred embodiment of the present invention, the fan blade fixing mechanism of a wind driven generator according to the present embodiment includes a fan blade assembly 10, the fan blade assembly 10 is composed of a fan blade assembly 20, a pipe cap 30 and a fixing device 40, the fan blade assembly 20 is assembled on the fixing device 40, and the pipe cap 30 is assembled on the front of the fixing device 40.
The fan blade assembly 20 comprises a blade body 201, the front surface of the blade body 201 close to the lower end is fixedly connected with a connecting plate 202, a mounting hole 203 is formed in the connecting plate 202, one end, exceeding the blade body 201, of the connecting plate 202 is fixedly connected with a clamping block 204, the connecting plate 202 is clamped with the fixing device 40 through the clamping block 204 and is fixed with the fixing device 40 through the mounting hole 203 and the clamping block 204.
The fixing device 40 comprises a first mounting flange 401 and a second mounting flange 402, a first groove 4012 is formed in the middle of the front side of the first mounting flange 401, a first mounting groove 4011 is formed between the first mounting flange 401 and the first groove 4012, first sealing gaskets 4016 are arranged on the bottom and the side wall of the first mounting flange 401, one end, close to the inside, of the first mounting groove 4011 is intersected with the first groove 4012, the depth of the first groove 4012 is the same as that of the first mounting groove 4011, a second through hole 4014 is formed in the bottom of the first mounting groove 4011, a first through hole 4013 is formed between every two first mounting grooves 4011, the back side of the first mounting flange 401 is fixedly connected with a 401connecting block 5, and threads are formed in the outer wall of the 4015; the fan blade assembly can be connected with the fan blade assembly 20 through the first mounting groove 4011 and the second through hole 4014, and then the connecting block 4015 arranged on the back of the first mounting flange 401 is in threaded connection with the pipe cap 30.
A second groove 4024 is arranged in the center of the front face of the second mounting flange 402, a second mounting groove 4021 is arranged between the second groove 4024 and the second mounting flange 402, a fourth through hole 4023 is arranged at the bottom of the second mounting groove 4021, a third through hole 4022 is arranged between every two second mounting grooves 4021, and second sealing gaskets 4025 are arranged on the front face of the second mounting flange 402, the bottom of the second groove 4024 and the side walls of the second mounting flange 402; the second mounting flange 402 is attached to the first mounting flange 401, so that the fan blade assembly 20 can be clamped inside, and the second sealing gasket 4025 and the first sealing gasket 4016 can seal during clamping, so that the effect of preventing rainwater from entering is achieved.
Connecting plate 202 assemble in first mounting groove 4011 department, fixture block 204 card is in the protruding department between first recess 4012 and first mounting flange 401, second mounting flange 402 press from both sides with first mounting flange 401 and press from both sides, second mounting groove 4021 card is on connecting plate 202, fourth through-hole 4023 aligns with mounting hole 203, threaded component 41 passes second mounting groove 4021, mounting hole 203 and second through-hole 4014 threaded connection, and third through-hole 4022 also is provided with threaded component 41 with first through-hole 4013 tubular cap 30 and connecting block 4015 threaded connection.
In this embodiment, the connection plate 202 is clamped in the first installation groove 4011 and the second installation groove 4021, the threaded component 41 passes through the first through hole 4013, the installation hole 203 and the second through hole 4014 and is in threaded connection, so that the first mounting flange 401 and the second mounting flange 402 clamp the fan blade assembly 20, the third through hole 4022 is in threaded connection with the first through hole 4013 through the threaded component 41, so that the first mounting flange 401 and the second mounting flange 402 can be clamped more firmly, the clamping block 204 is clamped in the protrusions between the first groove 4012 and the first mounting flange 401, and between the second groove 4024 and the second mounting flange 402, so that the fan blade assembly 20 cannot fall off, the pipe cap 30 is in threaded connection with the connection block 4015 to protect the internal threaded component 41 from rusting due to rain, and the clamping and sealing of the first sealing gasket 4016 and the second sealing gasket 4025 arranged between the first mounting flange 401 and the second mounting flange 402 are performed, the structure can ensure that the connection between the fan blade assembly 20 and the fixing device 40 is firmer and hidden troubles caused by rusting in rain can be avoided.
Example 2
As shown in fig. 9 to 11, which are schematic structural views of a fan blade fixing mechanism of a wind driven generator according to another preferred embodiment of the present invention, the fan blade fixing mechanism of the wind driven generator of this embodiment is additionally provided with a stabilizing component 50 on the basis of embodiment 1, and the stabilizing component 50 is assembled on two sides of the fixture block 204.
The stabilizing assembly 50 comprises a first fixing block 501 and a second fixing block 503, one end of the first fixing block 501 is fixedly connected with one end of the fixture block 204 close to the front side, the other end of the fixture block 204 is fixedly connected with one end of the sixth through hole 504 close to the back side, the front side of the first fixing block 501 is provided with a fifth through hole 502, and the front side of the second fixing block 503 is provided with a sixth through hole 504; and the first fixing block 501 can be attached to the second fixing block 503.
The first fixing block 501 and the second fixing block 503 are attached, the fifth through hole 502 is aligned with the sixth through hole 504, and the first through hole and the second through hole are connected with the screw assembly 41 through screw threads, and the like, and are assembled in the first groove 4012 and the second groove 4024 arranged in the fixing device 40.
In this embodiment, the first fixing block 501 and the fifth through hole 502 are attached to each other and screwed by the screw component 41, so that the connection between the blade bodies 201 is more stable, the service life of the blade assembly 20 is longer, and the operation is more reliable.
The above description is for further details of the present invention, and it is not assumed that the embodiments of the present invention are limited to these descriptions, and it is obvious to those skilled in the art that the present invention can be implemented by a plurality of simple deductions or replacements without departing from the concept of the present invention, and all should be considered as belonging to the protection scope defined by the claims submitted by the present invention.
Claims (7)
1. A fan blade fixing mechanism of a wind driven generator comprises a fan blade assembly (10), wherein the fan blade assembly (10) is formed by combining a fan blade assembly (20), a pipe cap (30) and a fixing device (40), the fan blade assembly (20) is assembled on the fixing device (40), and the pipe cap (30) is assembled on the front face of the fixing device (40);
the method is characterized in that:
the fan blade assembly (20) comprises a blade body (201), the position, close to the lower end, of the front face of the blade body (201) is fixedly connected with a connecting plate (202), a mounting hole (203) is formed in the connecting plate (202), and one end, exceeding the blade body (201), of the connecting plate (202) is fixedly connected with a clamping block (204).
2. The fan blade fixing mechanism of the wind driven generator as claimed in claim 1, wherein: fixing device (40) including first mounting flange (401) and second mounting flange (402), first mounting flange (401) openly middle department be provided with first recess (4012), be provided with first mounting groove (4011) between first mounting flange (401) and first recess (4012), be provided with first sealed pad (4016) on first mounting flange (401) bottom and the lateral wall, and first mounting groove (4011) is close to inside one end and first recess (4012) and intersects, and first recess (4012) is the same with the degree of depth of first mounting groove (4011), first mounting groove (4011) bottom department is provided with second through-hole (4014), and all be provided with first through-hole (4013) between per two first mounting groove (4011), first mounting flange (401) the back and connecting block (4015) fixed connection, and be provided with the screw thread on connecting block (4015) outer wall.
3. The fan blade fixing mechanism of the wind driven generator as claimed in claim 2, wherein: second mounting flange (402) openly center department be provided with second recess (4024), and be provided with second mounting groove (4021) between second recess (4024) and second mounting flange (402), second mounting groove (4021) bottom is provided with fourth through-hole (4023), and all be provided with third through-hole (4022) between per two second mounting grooves (4021), second mounting flange (402) openly and second recess (4024) bottom and lateral wall on be provided with second sealed pad (4025).
4. The fan blade fixing mechanism of the wind driven generator as claimed in claim 1, wherein: the pipe cap (30) comprises a mounting column (302), the mounting column (302) is hollow inside, threads are arranged at the hollow inside, and one side of the mounting column (302) is fixedly connected with the arc top (301).
5. The fan blade fixing mechanism of the wind driven generator as claimed in claim 3, wherein: connecting plate (202) assemble in first mounting groove (4011) department, fixture block (204) card is in the protruding department between first recess (4012) and first mounting flange (401), second mounting flange (402) press from both sides tightly with first mounting flange (401), second mounting groove (4021) card is on connecting plate (202), fourth through-hole (4023) aligns with mounting hole (203), threaded component (41) pass second mounting groove (4021), mounting hole (203) and second through-hole (4014) threaded connection, and third through-hole (4022) also be provided with threaded component (41) with first through-hole (4013) department pipe cap (30) and connecting block (4015) threaded connection.
6. The fan blade fixing mechanism of the wind driven generator as claimed in claim 1, wherein: the fixture comprises a fixture block (204), and is characterized by further comprising a stabilizing assembly (50), wherein the stabilizing assembly (50) is assembled on two sides of the fixture block (204), the stabilizing assembly (50) comprises a first fixing block (501) and a second fixing block (503), one end of the first fixing block (501) is fixedly connected with a position, close to the front face, of one end of the fixture block (204), the other end of the fixture block (204) is fixedly connected with a position, close to the back face, of one end of a sixth through hole (504), a fifth through hole (502) is formed in the front face of the first fixing block (501), and a sixth through hole (504) is formed in the front face of the second fixing block (503); and the first fixed block (501) can be attached to the second fixed block (503).
7. The fan blade fixing mechanism of the wind driven generator as claimed in claim 6, wherein: the first fixing block (501) is attached to the second fixing block (503), the fifth through hole (502) is aligned to the sixth through hole (504), and the first through hole (4012) and the second through hole (4024) are assembled in the fixing device (40) by a threaded component (41) in threaded connection with the threaded component and the like.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120398740.0U CN215057882U (en) | 2021-02-23 | 2021-02-23 | Fan blade fixing mechanism of wind driven generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120398740.0U CN215057882U (en) | 2021-02-23 | 2021-02-23 | Fan blade fixing mechanism of wind driven generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215057882U true CN215057882U (en) | 2021-12-07 |
Family
ID=79257010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120398740.0U Expired - Fee Related CN215057882U (en) | 2021-02-23 | 2021-02-23 | Fan blade fixing mechanism of wind driven generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215057882U (en) |
-
2021
- 2021-02-23 CN CN202120398740.0U patent/CN215057882U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211207 |