CN217462407U - Fan blade fixing structure - Google Patents
Fan blade fixing structure Download PDFInfo
- Publication number
- CN217462407U CN217462407U CN202123177128.XU CN202123177128U CN217462407U CN 217462407 U CN217462407 U CN 217462407U CN 202123177128 U CN202123177128 U CN 202123177128U CN 217462407 U CN217462407 U CN 217462407U
- Authority
- CN
- China
- Prior art keywords
- wall
- fan blade
- bolt
- side wall
- sealing cover
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000009434 installation Methods 0.000 claims abstract description 37
- 238000007789 sealing Methods 0.000 claims abstract description 26
- 239000012535 impurity Substances 0.000 abstract description 4
- 241000221535 Pucciniales Species 0.000 abstract 1
- 210000001503 joint Anatomy 0.000 description 6
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of fan blade fixing, and discloses a fan blade fixing structure, which comprises an installation disc, wherein the right side wall of the installation disc is provided with five installation grooves which are annularly and uniformly distributed on the right side wall of the installation disc, the inner wall of the installation groove is provided with a connecting rod, one end of the connecting rod, which is far away from the installation disc, is fixedly connected with a fan blade, the connecting rod is fixedly connected with the inner wall of the installation groove through a bolt I, the fan blade fixing structure is characterized in that the inner wall of a sealing cover and the outer wall of a thread shell are in relative thread rotation by rotating the sealing cover, so that the fixing of the sealing cover is further completed, then the connecting rod is clamped between two adjacent limiting blocks, and the bolt II is in thread connection with the inner wall of the thread hole by rotating the bolt II, so that the sealing cover and the sealing cover are butted together, and impurities and rainwater in the outside air are prevented from entering the installation groove, and the installation of the fan blade is finished at the moment when the bolt rusts.
Description
Technical Field
The utility model relates to a fixed technical field of fan blade specifically is a fan blade fixed knot constructs.
Background
The fan blades are the most basic and most critical components in the small-sized wind driven generator, and the good design, the reliable quality and the superior performance of the fan blades are the determining factors for ensuring the normal and stable operation of the unit.
The fan blade of the existing small-sized wind driven generator is generally fixed by screws directly, the installation is inconvenient, the rotation time is long, the fan blade is easy to loosen and fall off, the fan blade is usually narrow and thin, the reinforcing function is not provided, the wind power is easy to break when being large, the wind driven generator does not have a rainproof function, the fan blade works under the rainy condition, the bolt at the installation position is easy to rust, and the problem is solved by a fan blade fixing structure urgently.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a fan blade fixed knot constructs possesses fixed effectual, prevents the rusty advantage of hookup location.
(II) technical scheme
For realizing that above-mentioned fan blade is fixed effectual, prevent the rusty purpose of hookup location, the utility model provides a following technical scheme: the utility model provides a fan blade fixed knot constructs, includes the installation disc, five mounting grooves have been seted up to the right side wall of installation disc, and five mounting grooves are the right side wall that the annular distributes evenly at the installation disc, the inner wall of mounting groove is provided with the connecting rod, the one end fixedly connected with fan blade of installation disc is kept away from to the connecting rod, through a bolt fixed connection between the inner wall of connecting rod and mounting groove, the left side wall fixedly connected with thread casing of installation disc, thread casing's outer wall threaded connection has the seal cover, the right side wall of installation disc is provided with the closing cap, through two fixed connection of bolt between closing cap and the seal cover.
Preferably, the outer wall of the sealing cover is provided with a threaded hole, and the second bolt is in threaded connection with the inner wall of the threaded hole.
Preferably, the left side wall fixedly connected with stopper of closing cap, the stopper is provided with five and is the ring type and distributes evenly at the left side wall of closing cap, the connecting rod joint is between adjacent two sets of stoppers.
Preferably, the left side wall of the sealing cover is provided with five limit grooves distributed in an annular shape, and the two bolt positions are located in the limit grooves.
Preferably, a thread groove is formed in the inner wall of the right side wall of the sealing cover, and a limiting head is connected to the inner wall of the thread groove in a threaded manner.
Preferably, the inner wall of the mounting disc is provided with two limiting holes, the inner wall of the mounting disc is inserted with a threaded rod, the outer wall of the threaded rod is inserted with limiting heads corresponding to the limiting holes, the inner wall of the threaded rod is fixedly connected with a baffle, and a spring is fixedly connected between the limiting heads and the outer wall of the baffle.
(III) advantageous effects
Compared with the prior art, the utility model provides a fan blade fixed knot constructs possesses following beneficial effect:
1. this fan blade fixed knot constructs, through rotating the sealed cowling, the relative screw thread rotation takes place for the inner wall of sealed cowling and the outer wall of screw thread casing, and then the completion is to the fixed of sealed cowling, then with the connecting rod block between two adjacent stoppers, through rotating bolt two, bolt two and screw thread hole inner wall threaded connection for the closing cap is in the same place with the sealed cowling butt joint, prevent impurity and the rainwater among the external air entering mounting groove, cause the rusty phenomenon of bolt one, accomplish the installation of fan blade this moment.
2. This fan blade fixed knot constructs, when needs will install the disc to the threaded rod position, only need to rotate the sealed cowling, the tip of threaded rod and the inner wall threaded connection of thread groove this moment, realize preliminary fixed, when the threaded rod is close to the sealed cowling direction gradually, the inner wall of installation disc can extrude the outer wall of spacing head this moment, make the spacing head to the inside shrink of threaded rod, compression spring simultaneously, when spacing head shifts gradually to spacing downthehole portion, the stall threaded rod, accomplish the butt joint of threaded rod and installation disc this moment, and be difficult for droing between installation disc and the threaded rod.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the mounting disc of the present invention;
FIG. 3 is a schematic view of the structure of the threaded shell of the present invention;
FIG. 4 is a schematic view of the structure of the limiting hole of the present invention;
FIG. 5 is a schematic structural view of the sealing cover of the present invention;
FIG. 6 is a schematic view of the structure of the limiting groove of the present invention;
fig. 7 is a schematic view of the structure of the limiting head of the present invention.
In the figure: 1. installing a disc; 2. a connecting rod; 3. a fan blade; 4. a first bolt; 5. mounting grooves; 6. a threaded shell; 7. a limiting hole; 8. a sealing cover; 9. a thread groove; 10. a threaded hole; 11. sealing the cover; 12. a limiting block; 13. a limiting groove; 14. a second bolt; 15. a threaded rod; 16. a limiting head; 17. a baffle plate; 18. a spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-7, a fan blade fixing structure includes a mounting disc 1, five mounting grooves 5 are formed in a right side wall of the fan blade mounting disc 1, the five mounting grooves 5 are uniformly distributed on the right side wall of the mounting disc 1 in an annular shape, a connecting rod 2 is arranged on an inner wall of each fan blade mounting groove 5, a fan blade 3 is fixedly connected to one end, away from the mounting disc 1, of each fan blade connecting rod 2, the fan blade connecting rod 2 is fixedly connected to the inner wall of each mounting groove 5 through a first bolt 4, a threaded shell 6 is fixedly connected to a left side wall of the fan blade mounting disc 1, a sealing cover 8 is connected to an outer wall of the fan blade threaded shell 6 in a threaded manner, a sealing cover 11 is arranged on the right side wall of the fan blade mounting disc 1, and the fan blade sealing cover 11 is fixedly connected to the sealing cover 8 through a second bolt 14.
Through rotating the sealed cowling 8, the relative screw thread rotation takes place for the inner wall of sealed cowling 8 and the outer wall of screw shell 6, and then accomplishes the fixed to sealed cowling 8, then with connecting rod 2 block between two adjacent stopper 12.
The outer wall of the fan blade sealing cover 8 is provided with a threaded hole 10, and a fan blade bolt II 14 is in threaded connection with the inner wall of the threaded hole 10.
Through rotating bolt two 14, bolt two 14 and 10 inner wall threaded connection of screw hole for closing cap 11 and sealed cowling 8 dock together, prevent that impurity and rainwater in the outside air from getting into mounting groove 5, cause the rusty phenomenon of bolt 4, accomplish the installation of fan blade 3 this moment.
The left side wall fixedly connected with stopper 12 of fan blade closing cap 11, fan blade stopper 12 is provided with five and is ring type evenly distributed at the left side wall of closing cap 11, and 2 joints of fan blade connecting rod are between adjacent two sets of stoppers 12.
Five limit grooves 13 distributed in an annular shape are formed in the left side wall of the fan blade sealing cover 11, and a fan blade bolt II 14 is located inside the limit grooves 13.
The second bolt 14 can be protected from being corroded by rainwater by the aid of the limiting groove 13.
The inner wall of the right side wall of the fan blade sealing cover 8 is provided with a thread groove 9, and the inner wall of the fan blade thread groove 9 is in threaded connection with a limit head 16.
The inner wall of the mounting disc 1 is provided with two limiting holes 7, the inner wall of the mounting disc 1 is inserted with a threaded rod 15, the outer wall of the threaded rod 15 is inserted with a limiting head 16 corresponding to the limiting holes 7, the inner wall of the threaded rod 15 is fixedly connected with a baffle 17, and a spring 18 is fixedly connected between the limiting head 16 and the outer wall of the baffle 17.
When needs will install disk 1 and install to threaded rod 15 position, only need to rotate sealed cowling 8, the tip of threaded rod 15 and the inner wall threaded connection of thread groove 9 this moment, realize preliminary fixed, when threaded rod 15 is close to sealed cowling 8 direction gradually, the inner wall of installation disk 1 can extrude spacing head 16's outer wall this moment, make spacing head 16 to the inside shrink of threaded rod 15, compression spring 18 simultaneously, when spacing head 16 shifts to spacing hole 7 inside gradually, stop rotating threaded rod 15, accomplish the butt joint of threaded rod 15 and installation disk 1 this moment, and be difficult for droing between installation disk 1 and the threaded rod 15.
The working principle is as follows: when the fan blade 3 is installed, the connecting rod 2 is only required to be inserted into the installation groove 5, and the connecting rod 2 is fixed on the inner wall of the installation groove 5 through the first bolt 4, so that the fan blade 3 is preliminarily fixed;
at the moment, the sealing cover 8 is rotated, the inner wall of the sealing cover 8 and the outer wall of the threaded shell 6 are in relative threaded rotation, so that the sealing cover 8 is fixed, then the connecting rod 2 is clamped between two adjacent limiting blocks 12, the second bolt 14 is in threaded connection with the inner wall of the threaded hole 10 by rotating the second bolt 14, the sealing cover 11 and the sealing cover 8 are in butt joint, impurities and rainwater in the outside air are prevented from entering the mounting groove 5, the first bolt 4 is prevented from rusting, and the mounting of the fan blade 3 is completed at the moment;
when needs are installed installation disc 1 to threaded rod 15 position, only need to rotate sealed cowling 8, the tip of threaded rod 15 and the inner wall threaded connection of thread groove 9 this moment, realize preliminary fixed, when threaded rod 15 is close to sealed cowling 8 directions gradually, the inner wall of installation disc 1 can extrude spacing head 16's outer wall this moment, make spacing head 16 to the inside shrink of threaded rod 15, compression spring 18 simultaneously, when spacing head 16 shifts to spacing hole 7 inside gradually, stop rotating threaded rod 15, accomplish threaded rod 15 and installation disc 1's butt joint this moment, and be difficult for droing between installation disc 1 and the threaded rod 15.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a fan blade fixed knot constructs, includes installation disc (1), its characterized in that: five mounting grooves (5) have been seted up to the right side wall of installation disc (1), and five mounting grooves (5) are the right side wall that the annular distributes uniformly at installation disc (1), the inner wall of mounting groove (5) is provided with connecting rod (2), the one end fixedly connected with fan blade (3) of installation disc (1) are kept away from in connecting rod (2), through bolt one (4) fixed connection between the inner wall of connecting rod (2) and mounting groove (5), the left side wall fixedly connected with thread housing (6) of installation disc (1), the outer wall threaded connection of thread housing (6) has sealed cowling (8), the right side wall of installation disc (1) is provided with closing cap (11), through bolt two (14) fixed connection between closing cap (11) and sealed cowling (8).
2. The fan blade fixing structure according to claim 1, wherein: the outer wall of the sealing cover (8) is provided with a threaded hole (10), and the second bolt (14) is in threaded connection with the inner wall of the threaded hole (10).
3. The fan blade fixing structure according to claim 1, wherein: the left side wall fixedly connected with stopper (12) of closing cap (11), stopper (12) are provided with five and are the ring type and distribute evenly at the left side wall of closing cap (11), connecting rod (2) joint is between adjacent two sets of stoppers (12).
4. The fan blade fixing structure according to claim 1, wherein: five limit grooves (13) distributed in an annular mode are formed in the left side wall of the sealing cover (11), and the second bolt (14) is located inside the limit grooves (13).
5. The fan blade fixing structure according to claim 1, wherein: the inner wall of the right side wall of the sealing cover (8) is provided with a thread groove (9), and the inner wall of the thread groove (9) is in threaded connection with a limiting head (16).
6. The fan blade fixing structure according to claim 1, wherein: two limiting holes (7) are formed in the inner wall of the mounting disc (1), a threaded rod (15) is inserted into the inner wall of the mounting disc (1), a limiting head (16) corresponding to the limiting holes (7) is inserted into the outer wall of the threaded rod (15), a baffle (17) is fixedly connected to the inner wall of the threaded rod (15), and a spring (18) is fixedly connected between the limiting head (16) and the outer wall of the baffle (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123177128.XU CN217462407U (en) | 2021-12-17 | 2021-12-17 | Fan blade fixing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123177128.XU CN217462407U (en) | 2021-12-17 | 2021-12-17 | Fan blade fixing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217462407U true CN217462407U (en) | 2022-09-20 |
Family
ID=83233505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123177128.XU Expired - Fee Related CN217462407U (en) | 2021-12-17 | 2021-12-17 | Fan blade fixing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217462407U (en) |
-
2021
- 2021-12-17 CN CN202123177128.XU patent/CN217462407U/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: 20220920 |