CN216866893U

CN216866893U - Blade fixing mechanism of wind driven generator

Info

Publication number: CN216866893U
Application number: CN202220381038.8U
Authority: CN
Inventors: 袁乐; 蒋永星; 王慧鑫; 于洋; 袁志强; 张剑锋; 薛彬和; 刘佳; 刘占华
Original assignee: Northern Shangduzheng Lanqi New Energy Co ltd
Current assignee: Northern Shangduzheng Lanqi New Energy Co ltd
Priority date: 2022-02-24
Filing date: 2022-02-24
Publication date: 2022-07-01
Anticipated expiration: 2032-02-24

Abstract

The utility model discloses a blade fixing mechanism of a wind driven generator, which relates to the technical field of wind driven generators and comprises a blade fixing seat and a blade body, wherein a plurality of mounting platforms are arranged on the surface of the blade fixing seat, a through groove is formed in the middle of each mounting platform, the blade fixing mechanism of the wind driven generator is characterized in that an output end of a servo motor drives a second transmission gear to rotate through a mounting sleeve, a sliding rod and a second bevel gear, so that a gear ring moves, the gear ring drives a first transmission gear to rotate through an inner tooth groove, a rotating shaft rotates, the first bevel gear drives the second bevel gear to rotate, the sliding rod rotates, a push plate pushes one end of a limit column to be inserted into the limit groove to pre-fix the blade body, and therefore an operator can conveniently fix the blade body on the blade fixing seat in a riveting or screw mode, thereby enabling a pre-fixing of the blade.

Description

Blade fixing mechanism of wind driven generator

Technical Field

The utility model relates to the technical field of wind driven generators, in particular to a blade fixing mechanism of a wind driven generator.

Background

The working principle of the large-scale wind driven generator is simple, the wind wheel rotates under the action of wind force, the kinetic energy of the wind is converted into mechanical energy of a wind wheel shaft, and the generator rotates under the driving of the wind wheel shaft to generate electricity. In a broad sense, wind energy is also solar energy, so that the wind power generator is a heat energy utilization generator which uses solar energy as a heat source and uses the atmosphere as a working medium. However, when the blades of the existing wind driven generator are fixed, the blades cannot be pre-fixed, so that the blades of the wind driven generator are inconvenient to fix.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a blade fixing mechanism of a wind driven generator, which solves the problems in the background technology.

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a aerogenerator blade fixed establishment, includes blade fixing base and blade body, the surface of blade fixing base is provided with a plurality of mount table, logical groove has all been seted up at the middle part of mount table, the one end of blade body all passes logical groove and inserts inside the blade fixing base, the outside that the blade body is located logical groove inner chamber all overlaps and is equipped with the installing sleeve, the inside outside that just is located logical groove of mount table has all seted up the spread groove, one side of spread groove inner chamber all rotates and is connected with the lead screw, the equal threaded connection in the outside of lead screw has the push pedal, one side of push pedal and the both sides that are located the lead screw all are provided with spacing post, the spacing groove has all been seted up to the one end that the installing sleeve is close to spacing post, the one end of spacing post all extends to spacing inslot portion.

Preferably, one side of the connecting groove inner cavity is provided with a sliding rod, one end of the sliding rod penetrates through the push plate and is connected with the other side of the connecting groove inner cavity, and the outer side of the sliding rod is connected with the push plate in a sliding mode.

Preferably, the inside outside that just is located the spread groove of mount table has all seted up the ring channel, the equal sliding connection of ring channel inner chamber slip has the ring gear, one side of ring channel inner chamber all rotates and is connected with the axis of rotation, the outside of axis of rotation all overlaps and is equipped with first bevel gear, the outside of axis of rotation and the top that is located first bevel gear all overlap and are equipped with first transmission gear, the tooth's socket in a plurality of has all been seted up to the inboard of ring gear, first transmission gear all is connected through tooth and interior tooth's socket meshing, the one end of lead screw all extends to the inside and the cover of ring channel and is equipped with the second bevel gear, the second bevel gear all is connected with first bevel gear meshing.

Preferably, one side of mount table all is provided with the guard box, one side of mount table and the top that is located the guard box are provided with servo motor, servo motor's output all extends to the guard box inside and is provided with second drive gear, the through-hole has all been seted up in the outside of mount table, second drive gear's one end all passes the through-hole and extends to inside the ring channel, a plurality of outer tooth's socket has all been seted up in the outside of ring gear, second drive gear all is connected through tooth and outer tooth's socket meshing.

Preferably, the inside below that just is located the ring channel of mount table has all seted up the spout, the inside equal sliding connection of spout has two sliders, the top of slider all extends to the ring channel inside and is connected with the bottom of ring gear.

Preferably, the surface of the blade fixing seat and the outer side of the mounting table are provided with mounting seats, the top of each mounting seat is provided with a first thread groove, the top of the lower portion of the mounting table is provided with a second thread groove, and screws are connected to the inner portions of the second thread grooves in a threaded manner.

Preferably, the bottom ends of the screws extend into the first thread groove and are in threaded connection with the first thread groove.

The utility model provides a blade fixing mechanism of a wind driven generator, which has the following beneficial effects:

1. this aerogenerator blade fixed establishment, through being provided with the installation cover, slide bar and second bevel gear, servo motor's output drives second drive gear and rotates, make the ring gear remove, make the ring gear drive first drive gear through interior tooth's socket and rotate, make the axis of rotation rotate, make first bevel gear drive second bevel gear and rotate, make the slide bar rotate, make the push pedal promote the one end of spacing post and insert to limiting groove inside, fix in advance blade body, thereby make things convenient for the mode of follow-up riveting of operating personnel or screw to fix blade body on the blade fixing base, thereby can provide the pre-fixing for the blade.

2. This aerogenerator blade fixed establishment, through being provided with the mount pad, mount table and screw, when needs are dismantled the mount table, servo motor's output drives second drive gear antiport, make the ring gear remove that resets, make the ring gear drive first drive gear antiport through the internal tooth's socket, make axis of rotation antiport, make first bevel gear drive second bevel gear antiport, make slide bar antiport, make the push pedal promote the one end of spacing post and shift out from the limiting groove is inside, then twist the screw, make the one end of screw unscrew from first thread inslot, then remove the mount table, make the mount table take off through the end of blade body, make the mount table can used repeatedly.

Drawings

FIG. 1 is a schematic view of the internal structure of the present invention;

FIG. 2 is a schematic view of a portion of the present invention;

FIG. 3 is an enlarged view taken at A of FIG. 2 according to the present invention;

fig. 4 is an enlarged view of fig. 2 at B.

In the figure: 1. a blade fixing seat; 2. a mounting seat; 3. an installation table; 4. a through groove; 5. connecting grooves; 6. a screw rod; 7. pushing the plate; 8. installing a sleeve; 9. a slide bar; 10. a limiting groove; 11. a limiting post; 12. an annular groove; 13. a rotating shaft; 14. a first bevel gear; 15. a first transmission gear; 16. a ring gear; 17. an inner tooth socket; 18. an outer gullet; 19. a through hole; 20. a second transmission gear; 21. a protection box; 22. a servo motor; 23. a chute; 24. a slider; 25. a first thread groove; 26. a second thread groove; 27. a screw; 28. a blade body; 29. a second bevel gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides a aerogenerator blade fixed establishment, including blade fixing base 1 and blade body 28, the surface of blade fixing base 1 is provided with a plurality of mount table 3, logical groove 4 has all been seted up at the middle part of mount table 3, blade body 28's one end all passes logical groove 4 and inserts to blade fixing base 1 inside, blade body 28 is located the outside of leading to groove 4 inner chamber and all overlaps and be equipped with the installing

sleeve

8, 3 inside just is located logical groove 4's the outside of mount table and has all seted up spread groove 5, one side of spread groove 5 inner chamber all rotates and is connected with lead screw 6, the equal threaded connection in the outside of lead screw 6 has push pedal 7, one side of push pedal 7 just is located the both sides of lead screw 6 and all is provided with spacing post 11, spacing groove 10 has all been seted up to the one end that the installing sleeve 8 is close to spacing post 11, the one end of spacing post 11 all extends to inside spacing groove 10.

One side of an inner cavity of the connecting groove 5 is provided with a sliding rod 9 used for limiting the push plate 7, one end of the sliding rod 9 penetrates through the push plate 7 and is connected with the other side of the inner cavity of the connecting groove 5, the outer side of the sliding rod 9 is connected with the push plate 7 in a sliding manner, the screw rod 6 is enabled to rotate, the push plate 7 can move, a ring groove 12 is formed in the mounting table 3 and located on the outer side of the connecting groove 5, the inner cavity of the ring groove 12 is connected with a gear ring 16 in a sliding manner, one side of the inner cavity of the ring groove 12 is connected with a rotating shaft 13 in a rotating manner, a first bevel gear 14 is sleeved on the outer side of the rotating shaft 13 and located above the first bevel gear 14, a first transmission gear 15 is sleeved on the outer side of the rotating shaft 13, a plurality of inner tooth grooves 17 used for being matched with the first transmission gear 15 are formed in the inner side of the gear ring 16, and the first transmission gear 15 is connected with the inner tooth grooves 17 in a meshing manner, one end of the screw rod 6 extends into the annular groove 12 and is sleeved with a second bevel gear 29, the second bevel gear 29 is meshed with the first bevel gear 14, so that the gear ring 16 can drive the first transmission gear 15 to rotate through the inner tooth socket 17, one side of the mounting table 3 is provided with a protection box 21, one side of the mounting table 3 and above the protection box 21 is provided with a servo motor 22, the output end of the servo motor 22 extends into the protection box 21 and is provided with a second transmission gear 20, the outer side of the mounting table 3 is provided with a through hole 19, one end of the second transmission gear 20 passes through the through hole 19 and extends into the annular groove 12, the outer side of the gear ring 16 is provided with a plurality of outer tooth sockets 18 matched with the second transmission gear 20, the second transmission gear 20 is meshed with the outer tooth sockets 18 through teeth, so that the second transmission gear 20 can drive the gear ring 16 to move through the outer tooth sockets 18, spout 23 has all been seted up to the inside below that just is located ring channel 12 of mount table 3, two sliders 24 of the equal sliding connection in spout 23, slider 24's top all extends to ring channel 12 inside and is connected with ring gear 16's bottom, make what ring gear 16 removed more stable, mount pad 2 is all installed in the surface of blade fixing base 1 and the outside that is located mount table 3, first thread groove 25 has all been seted up at the top of mount pad 2, second thread groove 26 has all been seted up at the top of mount table 3 below, the inside equal threaded connection of second thread groove 26 has screw 27, conveniently install mount table 3, screw 27's bottom all extends to first thread groove 25 inside and with the inside threaded connection of first thread groove 25, conveniently install mount table 3.

To sum up, when the blade fixing mechanism of the wind driven generator is used, when the blade fixing mechanism is installed, firstly, the installing platform 3 is placed on the surface of the blade fixing seat 1, then the screw 27 is screwed, one end of the screw 27 is screwed into the first thread groove 25, the installing platform 3 is fixed, then one end of the blade body 28 is inserted into the blade fixing seat 1 through the through groove 4, then the output end of the servo motor 22 drives the second transmission gear 20 to rotate, the gear ring 16 moves, the gear ring 16 drives the first transmission gear 15 to rotate through the internal tooth groove 17, the rotating shaft 13 rotates, the first bevel gear 14 drives the second bevel gear 29 to rotate, the sliding rod 9 rotates, the push plate 7 pushes one end of the limiting column 11 to be inserted into the limiting groove 10, the blade body 28 is pre-fixed, and therefore an operator can conveniently fix the blade body 28 on the blade fixing seat 1 by riveting or screwing, when the mounting table 3 needs to be detached, the output end of the servo motor 22 drives the second transmission gear 20 to reversely rotate, so that the gear ring 16 is reset and moved, the gear ring 16 drives the first transmission gear 15 to reversely rotate through the inner tooth groove 17, the rotating shaft 13 is reversely rotated, the first bevel gear 14 drives the second bevel gear 29 to reversely rotate, the sliding rod 9 is reversely rotated, the pushing plate 7 pushes one end of the limiting column 11 to move out of the limiting groove 10, then the screw 27 is screwed, one end of the screw 27 is screwed out of the first thread groove 25, then the mounting table 3 is moved, and the mounting table 3 is taken down through the tail end of the blade body 28.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a aerogenerator blade fixed establishment, includes blade fixing base (1) and blade body (28), its characterized in that: the surface of the blade fixing seat (1) is provided with a plurality of mounting tables (3), the middle parts of the mounting tables (3) are all provided with through grooves (4), one end of the blade body (28) passes through the through groove (4) and is inserted into the blade fixing seat (1), the blade body (28) is sleeved with a mounting sleeve (8) at the outer side of the inner cavity of the through groove (4), connecting grooves (5) are arranged in the mounting table (3) and positioned at the outer sides of the through grooves (4), one side of the inner cavity of the connecting groove (5) is rotatably connected with a screw rod (6), the outer side of the screw rod (6) is in threaded connection with a push plate (7), one side of the push plate (7) and two sides of the screw rod (6) are provided with limit columns (11), one end of the mounting sleeve (8) close to the limiting column (11) is provided with a limiting groove (10), one end of the limiting column (11) extends into the limiting groove (10).

2. A wind turbine blade securing mechanism according to claim 1, wherein: one side of spread groove (5) inner chamber all sets up slide bar (9), the one end of slide bar (9) all passes push pedal (7) and is connected with the opposite side of spread groove (5) inner chamber, the outside of slide bar (9) all with push pedal (7) sliding connection.

3. A wind turbine blade securing mechanism according to claim 1, wherein: annular grooves (12) are formed in the mounting table (3) and positioned on the outer sides of the connecting grooves (5), the inner cavity of the annular groove (12) is connected with a gear ring (16) in a sliding and sliding way, one side of the inner cavity of the annular groove (12) is connected with a rotating shaft (13) in a rotating way, a first bevel gear (14) is sleeved on the outer side of the rotating shaft (13), a first transmission gear (15) is sleeved on the outer side of the rotating shaft (13) and above the first bevel gear (14), the inner side of the gear ring (16) is provided with a plurality of inner tooth sockets (17), the first transmission gears (15) are meshed and connected with the inner tooth sockets (17) through teeth, one end of the screw rod (6) extends into the annular groove (12) and is sleeved with a second bevel gear (29), the second bevel gears (29) are in meshed connection with the first bevel gears (14).

4. A wind turbine blade securing mechanism according to claim 3, wherein: one side of mount table (3) all is provided with guard box (21), one side of mount table (3) and the top that is located guard box (21) are provided with servo motor (22), the output of servo motor (22) all extends to guard box (21) inside and is provided with second drive gear (20), through-hole (19) have all been seted up in the outside of mount table (3), the one end of second drive gear (20) all passes through-hole (19) and extends to inside ring channel (12), the outer tooth's socket of a plurality of (18) have all been seted up in the outside of ring gear (16), second drive gear (20) all are connected through tooth and outer tooth's socket (18) meshing.

5. A wind turbine blade securing mechanism according to claim 1, wherein: the utility model discloses a gear ring, including mount table (3), spout (23) have all been seted up to the inside below that just is located ring channel (12) of mount table (3), the inside equal sliding connection of spout (23) has two sliders (24), the top of slider (24) all extends to ring channel (12) inside and is connected with the bottom of ring gear (16).

6. A wind turbine blade securing mechanism according to claim 1, wherein: the surface of blade fixing base (1) and the outside that is located mount table (3) all install mount pad (2), first thread groove (25) have all been seted up at the top of mount pad (2), second thread groove (26) have all been seted up at the top of mount table (3) below, the equal threaded connection in second thread groove (26) inside has screw (27).

7. The wind turbine blade securing mechanism according to claim 6, wherein: the bottom ends of the screws (27) extend into the first thread groove (25) and are in threaded connection with the inside of the first thread groove (25).