CN210483958U

CN210483958U - Fan blade connecting structure for wind power generation

Info

Publication number: CN210483958U
Application number: CN201921170058.5U
Authority: CN
Inventors: 唐建华; 赵巧玲; 艾子钦
Original assignee: Nanjing Cni Energy Engineering Co ltd
Current assignee: Nanjing Cni Energy Engineering Co ltd
Priority date: 2019-07-24
Filing date: 2019-07-24
Publication date: 2020-05-08
Anticipated expiration: 2029-07-24

Abstract

The utility model discloses a flabellum connection structure for wind power generation, concretely relates to aerogenerator technical field, including the flabellum, the one end of flabellum is equipped with the spread groove, one side that the flabellum is close to the spread groove is equipped with the windmill pivot, one side that the windmill pivot is close to the spread groove is equipped with the connecting block, the both sides wall of spread groove all is equipped with first spout, the both sides of connecting block all are equipped with first slider, first slider and first spout phase-match, one side that the windmill pivot was kept away from to the connecting block is equipped with the fixture block, the bottom of spread groove is equipped with the draw-. The utility model discloses a be equipped with the wane, utilize L-shaped piece extrusion fixed block motion, drive wane one end and rise to the other end descends, makes the second dead lever break away from the motion groove, and the stopper blocks into the spacing inslot under the effect of impact spring, thereby makes the connecting block obtain fixedly in the spread groove.

Description

Fan blade connecting structure for wind power generation

Technical Field

The utility model relates to a aerogenerator technical field, more specifically say, the utility model relates to a flabellum connection structure for wind power generation.

Background

With the rapid development of industrial technology, the global energy crisis problem is increasingly highlighted, the development and use of green energy sources such as wind energy, solar energy and the like increasingly show the important function, and the wind driven generator is divided into a horizontal shaft and a vertical shaft according to the installation position of a main shaft.

Patent application publication No. CN 202121440U's utility model discloses a connection structure of vertical axis acceleration rate motor belongs to wind power generation equipment technical field, and technical scheme contains generator, less gear, great gear, center pin, and the center pin is arranged perpendicularly, and the lower extreme and the great gear connection of center pin, less gear and great gear intermeshing, less gear and generator connection, the perpendicular center pin upper end of arranging of saying is connected with support, flabellum, and a plurality of flabellum is connected with the center shaft through a plurality of support, the positive effect of the utility model is that: due to the adoption of the speed-increasing gear structure, the wind energy utilization rate is increased, the rotating speed of the generator is increased, and the generating efficiency is improved.

However, when the device is actually used, the device still has more defects, such as the inability of quick connection and fixation, and the influence on the working efficiency.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a flabellum connection structure for wind power generation, get into the spread groove through the connecting block in, utilize L-shaped piece extrusion fixed block motion, it rises to drive wane one end, thereby the other end descends, make the second dead lever break away from the motion groove, the stopper is under the effect of impact spring, the card advances the spacing inslot, thereby make the connecting block obtain fixedly in the spread groove, with this solve the problem of proposing in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a flabellum connection structure for wind power generation, includes the flabellum, the one end of flabellum is equipped with the spread groove, one side that the flabellum is close to the spread groove is equipped with the windmill pivot, one side that the windmill pivot is close to the spread groove is equipped with the connecting block, the both sides wall of spread groove all is equipped with first spout, the both sides of connecting block all are equipped with first slider, first slider and first spout phase-match, one side that the windmill pivot was kept away from to the connecting block is equipped with the fixture block, the top of spread groove is equipped with the draw-in groove, draw-in groove and fixture block phase-match, the both sides of connecting block all are equipped with the L shape piece.

In a preferred embodiment, one end of the spring is fixedly connected with the inner wall of the first sliding groove, the other end of the spring is provided with a fixed block, one side, far away from the spring, of the fixed block is provided with a groove, and the groove is matched with the projection.

In a preferred embodiment, the two sides of the fixed block are both provided with second sliding blocks, the inner walls of the two sides of the first sliding groove are both provided with second sliding grooves, and the second sliding blocks are matched with the second sliding grooves.

In a preferred embodiment, two mutually opposite sides of the first sliding grooves are provided with a through groove, one side of the through groove, which is away from the first sliding groove, is provided with a fixed cavity, two mutually opposite sides of the fixed blocks are provided with a connecting rod, and one end, which is away from the fixed blocks, of the connecting rod penetrates through the through groove and extends to the inside of the fixed cavity.

In a preferred embodiment, the one end that the fixed block was kept away from to the connecting rod is equipped with first dead lever, the bottom of first dead lever is equipped with the wane, the middle part of wane is equipped with the pivot, the both ends of pivot all pass through the bearing rotation with the inner wall in fixed chamber and are connected, one side that first dead lever was kept away from to the wane is equipped with the second dead lever.

In a preferred embodiment, one side of the fixed cavity is provided with a moving groove, the second fixed rod penetrates through the fixed cavity and extends to the inside of the moving groove, an impact spring is arranged inside the moving groove, one end, close to the second fixed rod, of the impact spring is provided with a limiting block, two sides of the clamping block are provided with limiting grooves, and the length of the limiting block is larger than the depth of the limiting grooves.

In a preferred embodiment, one end of the first fixing rod close to the rocker is rotatably connected to the rocker through a bearing, and one end of the second fixing rod close to the rocker is rotatably connected to the rocker through a bearing.

In a preferred embodiment, a positioning groove is arranged on one side of the windmill rotating shaft close to the fan blade, a positioning block is arranged on one side of the fan blade close to the windmill rotating shaft, and the positioning groove is matched with the positioning block.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a be equipped with wane and stopper, when the connecting block gets into the spread groove, L-shaped piece touches the fixed block, make the fixed block remove, the connecting rod removes in logical groove, thereby drive the one end that first fixed rod propped up the wane, under the effect of pivot, the other end of wane can push down, thereby drive the decline of second dead lever, break away from the motion groove until the second dead lever, the stopper does not have the hindrance effect of second dead lever, under the effect of impact spring, block into the spacing groove, thereby make the connecting block can not take place the phenomenon of breaking away from in the spread groove, through the cooperation of this series, the work efficiency is promoted, the problem that traditional connection structure can not connect fast fixedly is solved;

2. the utility model discloses a be equipped with first slider and locating piece, when the flabellum rotated, utilize first slider in first spout, the locating piece has strengthened the fixed effect between flabellum and the windmill pivot in the constant head tank, and the fan obtains a plurality of holding power supports when rotatory to aerogenerator's even running has been guaranteed.

Drawings

Fig. 1 is an overall sectional view of the present invention.

Fig. 2 is an enlarged view of a portion a of fig. 1 according to the present invention.

Fig. 3 is a schematic view of the connecting block structure of the present invention.

Fig. 4 is an overall schematic diagram of the present invention.

Fig. 5 is a schematic view of a second sliding chute structure of the present invention.

The reference signs are: 1. a fan blade; 2. connecting grooves; 3. a windmill shaft; 4. connecting blocks; 5. a first chute; 6. a first slider; 7. a clamping block; 8. a card slot; 9. an L-shaped block; 10. a bump; 11. a spring; 12. a fixed block; 13. a groove; 14. a second slider; 15. a second chute; 16. a through groove; 17. a fixed cavity; 18. a connecting rod; 19. a first fixing lever; 20. a seesaw; 21. a rotating shaft; 22. a second fixing bar; 23. a motion groove; 24. an impact spring; 25. a limiting block; 26. a limiting groove; 27. positioning a groove; 28. and (5) positioning the blocks.

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.

The utility model discloses a flabellum connection structure for wind power generation of an embodiment, including flabellum 1, the one end of flabellum 1 is equipped with spread groove 2, one side that the flabellum 1 is close to spread groove 2 is equipped with windmill pivot 3, one side that the windmill pivot 3 is close to spread groove 2 is equipped with connecting block 4, one side that the connecting block 4 is kept away from windmill pivot 3 is equipped with fixture block 7, the top of spread groove 2 is equipped with draw-in groove 8, draw-in groove 8 and fixture block 7 phase-match, both sides of connecting block 4 are equipped with L-shaped block 9, the top of L-shaped block 9 is equipped with lug 10, the inside of first spout 5 is equipped with spring 11, both sides of fixed block 12 are equipped with second slider 14, the both sides inner wall of first spout 5 is equipped with second spout 15, second slider 14 and second spout 15 phase-match, two opposite sides of first spout 5 are equipped with logical groove, a fixed cavity 17 is arranged on one side of the through groove 16 far away from the first sliding groove 5, connecting rods 18 are arranged on the opposite sides of the two fixed blocks 12, one end of each connecting rod 18 far away from the corresponding fixed block 12 penetrates through the corresponding through groove 16 and extends into the corresponding fixed cavity 17, a first fixing rod 19 is arranged on one end of each connecting rod 18 far away from the corresponding fixed block 12, a rocker 20 is arranged at the bottom of the corresponding first fixing rod 19, a rotating shaft 21 is arranged in the middle of the rocker 20, two ends of the rotating shaft 21 are rotatably connected with the inner wall of the corresponding fixed cavity 17 through bearings, a second fixing rod 22 is arranged on one side of the rocker 20 far away from the corresponding first fixing rod 19, a moving groove 23 is arranged on one side of the corresponding fixed cavity 17, the second fixing rod 22 penetrates through the corresponding fixed cavity 17 and extends into the moving groove 23, an impact spring 24 is arranged inside the moving groove 23, and a limiting block 25 is, both sides of the clamping block 7 are provided with limiting grooves 26, the length of each limiting block 25 is greater than the depth of each limiting groove 26, one end of each first fixing rod 19, which is close to the rocker 20, is rotatably connected with the rocker 20 through a bearing, and one end of each second fixing rod 22, which is close to the rocker 20, is rotatably connected with the rocker 20 through a bearing;

as shown in fig. 1-5, the specific embodiments are: when the fan blade 1 is connected with the windmill rotating shaft 3, the connecting block 4 enters the connecting groove 2, the first sliding block 6 moves in the first sliding groove 5, the L-shaped block 9 also moves in the first sliding groove 5, the lug 10 arranged on the L-shaped row block 9 enters the groove 13 to drive the fixed block 12 to move, the lug 10 and the groove 13 are arranged, the L-shaped block 9 can drive the fixed block 12 to move without dislocation, the second sliding block 14 moves in the second sliding groove 15 to ensure the movement track of the fixed block 12, the spring 11 is stressed to contract, the connecting rod 18 moves in the through groove 16 to drive the first fixing rod 19 to jack one end of the wane 20, the other end of the wane 20 descends under the action of the rotating shaft 21, so that the second fixing rod 22 moves downwards to separate the second fixing rod 22 from the movement groove 23 to relieve the limiting effect on the limiting block 25, and the clamping block 7 already enters the clamping groove 8, stopper 25 moves in motion groove 23 under the elasticity of impact spring 24 to inside the card advances spacing groove 26, reached the fixed effect of connecting block 4 in spread groove 2, solved traditional connection structure and can not the fixed problem of high-speed joint, promoted work efficiency.

Two side walls of the connecting groove 2 are provided with first sliding grooves 5, two sides of the connecting block 4 are provided with first sliding blocks 6, the first sliding blocks 6 are matched with the first sliding grooves 5, one side of the windmill rotating shaft 3, which is close to the fan blade 1, is provided with a positioning groove 27, one side of the fan blade 1, which is close to the windmill rotating shaft 3, is provided with a positioning block 28, and the positioning groove 27 is matched with the positioning block 28;

as shown in fig. 1, the specific embodiment is: when the fan blade 1 rotates, the first sliding block 6 is arranged in the first sliding groove 5, the positioning block 28 is arranged in the positioning groove 27, the fixing effect between the fan blade 1 and the windmill rotating shaft 3 is enhanced, the fan blade 1 is supported by a plurality of supporting forces during rotation, and therefore stable operation of the wind driven generator is guaranteed.

The utility model discloses the theory of operation: referring to the attached drawings 1-5 of the specification, when the fan blade 1 is connected with the windmill rotating shaft 3, the L-shaped block 9 is used for driving the first fixing rod 19 to jack up one end of the rocker 20, the other end of the rocker 20 is pressed downwards under the action of the rotating shaft 21, and the second fixing rod 22 is driven to be separated from the moving groove 23, so that the limiting block 25 is clamped into the limiting groove 26 under the action of the impact spring 24, the fan blade 1 and the windmill rotating shaft 3 are fixed, meanwhile, the first sliding block 6 is used in the first sliding groove 5, the positioning block 28 is arranged in the positioning groove 27, and when the fan blade 1 rotates, the generated rotating force is supported by a plurality of supporting forces, and the stable operation of the wind driven generator is ensured.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A flabellum connection structure for wind power generation, includes flabellum (1), its characterized in that: one end of the fan blade (1) is provided with a connecting groove (2), one side of the fan blade (1) close to the connecting groove (2) is provided with a windmill rotating shaft (3), one side of the windmill rotating shaft (3) close to the connecting groove (2) is provided with a connecting block (4), two side walls of the connecting groove (2) are respectively provided with a first sliding groove (5), two sides of the connecting block (4) are respectively provided with a first sliding block (6), the first sliding block (6) is matched with the first sliding groove (5), a clamping block (7) is arranged on one side of the connecting block (4) far away from the windmill rotating shaft (3), the top of the connecting groove (2) is provided with a clamping groove (8), the clamping groove (8) is matched with the clamping block (7), the two sides of the connecting block (4) are provided with L-shaped blocks (9), the tops of the L-shaped blocks (9) are provided with convex blocks (10), and springs (11) are arranged inside the first sliding grooves (5).

2. The fan blade coupling structure for wind power generation according to claim 1, wherein: the inner wall fixed connection of the one end of spring (11) and first spout (5), the other end of spring (11) is equipped with fixed block (12), one side that spring (11) were kept away from in fixed block (12) is equipped with recess (13), recess (13) and lug (10) phase-match.

3. The fan blade coupling structure for wind power generation according to claim 2, wherein: the both sides of fixed block (12) all are equipped with second slider (14), the both sides inner wall of first spout (5) all is equipped with second spout (15), second slider (14) and second spout (15) phase-match.

4. The fan blade coupling structure for wind power generation according to claim 2, wherein: two one side of carrying on the back of the body of first spout (5) all is equipped with logical groove (16), it is equipped with fixed chamber (17) to lead to one side that first spout (5) were kept away from in groove (16), two one side of carrying on the back of the body of fixed block (12) all is equipped with connecting rod (18), the one end that fixed block (12) were kept away from in connecting rod (18) runs through logical groove (16) to extend to the inside in fixed chamber (17).

5. The fan blade connection structure for wind power generation according to claim 4, wherein: the one end that fixed block (12) were kept away from in connecting rod (18) is equipped with first dead lever (19), the bottom of first dead lever (19) is equipped with wane (20), the middle part of wane (20) is equipped with pivot (21), the both ends of pivot (21) all pass through the bearing rotation with the inner wall in fixed chamber (17) and are connected, one side that first dead lever (19) were kept away from in wane (20) is equipped with second dead lever (22).

6. The fan blade connection structure for wind power generation according to claim 5, wherein: one side of fixed chamber (17) is equipped with motion groove (23), second dead lever (22) run through fixed chamber (17) to extend to the inside of motion groove (23), the inside of motion groove (23) is equipped with impact spring (24), the one end that impact spring (24) are close to second dead lever (22) is equipped with stopper (25), the both sides of fixture block (7) all are equipped with spacing groove (26), the length of stopper (25) is greater than the degree of depth of spacing groove (26).

7. The fan blade connection structure for wind power generation according to claim 5, wherein: one end of the first fixing rod (19) close to the rocker (20) is rotatably connected with the rocker (20) through a bearing, and one end of the second fixing rod (22) close to the rocker (20) is rotatably connected with the rocker (20) through a bearing.

8. The fan blade coupling structure for wind power generation according to claim 1, wherein: one side of the windmill rotating shaft (3) close to the fan blade (1) is provided with a positioning groove (27), one side of the fan blade (1) close to the windmill rotating shaft (3) is provided with a positioning block (28), and the positioning groove (27) is matched with the positioning block (28).