CN217130048U - Stud fixing device for wind generating set blade - Google Patents
Stud fixing device for wind generating set blade Download PDFInfo
- Publication number
- CN217130048U CN217130048U CN202220905102.8U CN202220905102U CN217130048U CN 217130048 U CN217130048 U CN 217130048U CN 202220905102 U CN202220905102 U CN 202220905102U CN 217130048 U CN217130048 U CN 217130048U
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- Prior art keywords
- blade
- fixing device
- generating set
- wind generating
- stud fixing
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- 239000000428 dust Substances 0.000 claims description 10
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a stud fixing device for wind generating set blade belongs to stud fixing device field. The utility model discloses a stud fixing device for wind generating set blade, including aligner and the bolt body, the middle-end of aligner is equipped with the bolt body, goes up the middle-end of splice and has seted up the through-hole, and the middle-end of splice has seted up threaded hole down, the utility model provides a stud that current blade was used when screwing up, hardly keep the length that every group bolt stretches out unanimously, the degree of bolt atress is very different when the length that stretches out is inconsistent, causes the cracked problem of bolt easily, rotates and changes the handle for the stopper rotates in the inside of spacing groove, then the threaded rod changes from or changes into the inside of thread groove, then compression spring shrink or extension, is the distance between adjustment splice and the last splice promptly, adjusts before the mounting hole of blade is aimed at to the screw hole, the extension volume of the convenient control bolt body, the protection blade of being convenient for.
Description
Technical Field
The utility model relates to a stud fixing device, more specifically the theory relates to a stud fixing device for wind generating set blade.
Background
The blade of the wind generating set is fixed through the stud bolt, one end of the stud bolt is installed on the glass fiber reinforced plastic sleeve at the root of the blade, and the other end of the stud bolt is connected to the motor in a locking mode. The general stud bolt is used with a mating nut, which serves as an embedded part, the position of which is fixed.
When the existing stud bolt for the blade is screwed down, the extending length of each group of bolts is difficult to keep consistent, and the stress degrees of the bolts are different when the extending lengths are inconsistent, so that the bolts are easy to break and inconvenient to use.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the stud that among the prior art blade was used when screwing up, hardly keep the length that every group bolt stretches out unanimously, the degree of bolt atress is very different when the length that stretches out is inconsistent, causes the bolt fracture easily, provides a stud fixing device for wind generating set blade to it is not enough more than solving, facilitates the use.
In order to achieve the above purpose, the utility model provides a technical scheme does:
the utility model discloses a stud fixing device for wind generating set blade, which comprises an aligner and a bolt body, wherein the middle end of the aligner is provided with the bolt body, and the aligner is internally provided with an adjuster and a limiter;
the aligner comprises an upper connecting block and a lower connecting block arranged at the lower end of the upper connecting block, a through hole is formed in the middle end of the upper connecting block, and a threaded hole is formed in the middle end of the lower connecting block.
Preferably, the outer surface of the upper connecting block is provided with a rotating groove, and the inside of the rotating groove is provided with a limiting groove.
Preferably, the adjuster includes a connection pipe and a screw groove opened inside the connection pipe, and a screw rod is threadedly coupled to an inside of the screw groove.
Preferably, the top end of the threaded rod is provided with a connecting column, and the top end of the connecting column is provided with a rotating handle.
Preferably, the outer surface of the connecting column is provided with a limiting block, and the limiting block is connected to the inner part of the limiting groove in a sliding manner.
Preferably, the top end of the bolt body is provided with an exhaust hole, and a dust screen is arranged inside the exhaust hole.
Preferably, the stopper includes spacing pipe and the compression spring of setting in spacing intraduct, and the inside sliding connection of spacing pipe has the connecting rod.
Preferably, the bottom end of the connecting rod is connected with the bottom end of the limiting pipe through a compression spring.
Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect:
compared with the prior art, the beneficial effects of the utility model are as follows:
(1) the utility model discloses a stud fixing device for wind generating set blade, connecting pipe are installed on the top of lower joint block, rotate and change the handle, make the stopper rotate in the inside of spacing groove, then the threaded rod turns away or changes into the inside of thread groove, then the compression spring contracts or extends, namely adjust the distance between lower joint block and the upper joint block, adjust before the mounting hole that the screw hole aims at the blade, conveniently control the elongation of the bolt body, be convenient for protect the blade;
(2) the utility model discloses a stud fixing device for wind generating set blade, the mounting hole of screwed hole alignment blade rotates the bolt body for bolt body threaded connection is in the inside of screw hole, and when the bolt body got into the nut inside gradually, the inside air of nut passed through the exhaust hole and discharged, and the dust screen of exhausting hole inside will separate the dust in the external air and remove, avoids getting into the inside in exhaust hole, influences the air escape in exhaust hole.
Drawings
FIG. 1 is an overall structure diagram of the present invention;
FIG. 2 is a diagram of the aligner structure of the present invention;
FIG. 3 is a schematic diagram of the adjuster of the present invention;
FIG. 4 is a view of the structure of the bolt body of the present invention;
fig. 5 is a structural diagram of the stopper of the present invention.
In the figure: 1. an aligner; 11. an upper connecting block; 12. a through hole; 13. rotating the groove; 14. a limiting groove; 15. a lower connecting block; 16. a threaded hole; 2. an adjuster; 21. a connecting pipe; 22. a thread groove; 23. connecting columns; 24. a threaded rod; 25. turning a handle; 26. a limiting block; 3. a bolt body; 31. an exhaust hole; 32. a dust screen; 4. a stopper; 41. a limiting pipe; 42. a compression spring; 43. a connecting rod.
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.
For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings.
Referring to fig. 1, the stud fixing device for the blade of the wind generating set comprises an aligner 1 and a bolt body 3, wherein the bolt body 3 is arranged at the middle end of the aligner 1, and an adjuster 2 and a limiter 4 are arranged inside the aligner 1.
The present invention will be further described with reference to the following examples.
The first embodiment is as follows:
referring to fig. 2, 3 and 5, the aligner 1 includes an upper block 11 and a lower block 15 disposed at a lower end of the upper block 11, wherein a through hole 12 is formed at a middle end of the upper block 11, and a threaded hole 16 is formed at a middle end of the lower block 15.
The outer surface of the upper connecting block 11 is provided with a rotary groove 13, and the inside of the rotary groove 13 is provided with a limit groove 14.
The adjuster 2 includes a coupling tube 21 and a screw groove 22 opened inside the coupling tube 21, and a screw rod 24 is threadedly coupled inside the screw groove 22.
The top end of the threaded rod 24 is provided with a connecting column 23, and the top end of the connecting column 23 is provided with a rotating handle 25.
The outer surface of the stud 23 is provided with a stop block 26, and the stop block 26 is slidably connected inside the stop groove 14.
The stopper 4 includes a stopper tube 41 and a compression spring 42 provided inside the stopper tube 41, and a connecting rod 43 is slidably connected inside the stopper tube 41.
The bottom end of the connecting rod 43 is connected with the bottom end of the limiting tube 41 through a compression spring 42.
In this embodiment: connecting pipe 21 is installed on the top of piece 15 under, rotates and changes handle 25 for stopper 26 rotates in the inside of spacing groove 14, and threaded rod 24 turns away or changes the inside of thread groove 22, and then compression spring 42 contracts or extends, is the distance between adjustment piece 15 and the last piece 11 under, adjusts before the mounting hole of screw hole 16 alignment blade, conveniently controls the elongation of the body of bolt 3, is convenient for protect the blade.
Example two:
referring to fig. 4, the top end of the bolt body 3 is provided with an exhaust hole 31, and a dust screen 32 is provided inside the exhaust hole 31.
In this embodiment: the mounting hole of blade is aimed at to screw hole 16, rotates the bolt body 3 for the inside at screw hole 16 of threaded connection of bolt body 3, when the bolt body 3 gets into the nut inside gradually, the inside air of nut is discharged through exhaust hole 31, and the dust screen 32 of the inside in exhaust hole 31 will separate the dust in the outside air and remove, avoids getting into the inside in exhaust hole 31, influences the air escape in exhaust hole 31.
In summary, the following steps: the utility model discloses a stud fixing device for wind generating set blade, connecting pipe 21 is installed on the top of lower connecting block 15, rotating handle 25, make stopper 26 rotate in the inside of spacing groove 14, threaded rod 24 rotates away from or rotates into the inside of threaded groove 22, then compression spring 42 contracts or extends, namely adjust the distance between lower connecting block 15 and upper connecting block 11, adjust before threaded hole 16 aligns with the mounting hole of blade, conveniently control the extension of bolt body 3, conveniently protect the blade, threaded hole 16 aligns with the mounting hole of blade, rotate bolt body 3, make bolt body 3 screwed connection in the inside of threaded hole 16, when bolt body 3 gradually enters the inside of nut, the air in the nut is discharged through exhaust hole 31, dust screen 32 in the interior of exhaust hole 31 will separate the dust in the outside air, avoid entering the interior of exhaust hole 31, affecting the air discharge of the discharge holes 31.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 (8)
1. The utility model provides a stud fixing device for wind generating set blade, includes aligner (1) and bolt body (3), and the middle-end of aligner (1) is equipped with bolt body (3), its characterized in that: an adjuster (2) and a limiter (4) are arranged in the aligner (1);
the aligner (1) comprises an upper connecting block (11) and a lower connecting block (15) arranged at the lower end of the upper connecting block (11), a through hole (12) is formed in the middle end of the upper connecting block (11), and a threaded hole (16) is formed in the middle end of the lower connecting block (15).
2. The stud fixing device for the blade of the wind generating set according to claim 1, wherein: the outer surface of the upper connecting block (11) is provided with a rotating groove (13), and the inside of the rotating groove (13) is provided with a limiting groove (14).
3. The stud fixing device for the blade of the wind generating set according to claim 1, wherein: the adjuster (2) comprises a connecting pipe (21) and a thread groove (22) arranged inside the connecting pipe (21), and a threaded rod (24) is connected to the inner thread of the thread groove (22).
4. The stud fixing device for the blade of the wind generating set according to claim 3, wherein: the top of threaded rod (24) is installed and is connect post (23), and the top of connecing post (23) is installed and is changeed handle (25).
5. The stud fixing device for the blade of the wind generating set according to claim 4, wherein: the outer surface of the connecting column (23) is provided with a limiting block (26), and the limiting block (26) is connected inside the limiting groove (14) in a sliding manner.
6. The stud fixing device for the blade of the wind generating set according to claim 1, wherein: an exhaust hole (31) is formed in the top end of the bolt body (3), and a dust screen (32) is arranged inside the exhaust hole (31).
7. The stud fixing device for the blade of the wind generating set according to claim 1, wherein: the limiting device (4) comprises a limiting pipe (41) and a compression spring (42) arranged inside the limiting pipe (41), and a connecting rod (43) is connected inside the limiting pipe (41) in a sliding mode.
8. The stud fixing device for the blade of the wind generating set according to claim 7, wherein: the bottom end of the connecting rod (43) is connected with the bottom end of the limiting pipe (41) through a compression spring (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220905102.8U CN217130048U (en) | 2022-04-19 | 2022-04-19 | Stud fixing device for wind generating set blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220905102.8U CN217130048U (en) | 2022-04-19 | 2022-04-19 | Stud fixing device for wind generating set blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217130048U true CN217130048U (en) | 2022-08-05 |
Family
ID=82649958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220905102.8U Expired - Fee Related CN217130048U (en) | 2022-04-19 | 2022-04-19 | Stud fixing device for wind generating set blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217130048U (en) |
-
2022
- 2022-04-19 CN CN202220905102.8U patent/CN217130048U/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: 20220805 |