CN213039392U - Wind driven generator fan blade fixing device - Google Patents

Wind driven generator fan blade fixing device Download PDF

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Publication number
CN213039392U
CN213039392U CN202022175090.1U CN202022175090U CN213039392U CN 213039392 U CN213039392 U CN 213039392U CN 202022175090 U CN202022175090 U CN 202022175090U CN 213039392 U CN213039392 U CN 213039392U
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CN
China
Prior art keywords
fan blade
fixed ring
fixing
advance
driven generator
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Active
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CN202022175090.1U
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Chinese (zh)
Inventor
张海波
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Nanjing Guanlong Power Technology Co ltd
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Nanjing Guanlong Power Technology Co ltd
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Priority to CN202022175090.1U priority Critical patent/CN213039392U/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/72Wind turbines with rotation axis in wind direction

Abstract

The utility model discloses a aerogenerator fan blade fixing device, which comprises a mounting bas, the jack is seted up to the mount pad side, fan blade the inner is equipped with the spliced pole, the spliced pole is pegged graft in the jack, set up the fixed ring channel in advance on the spliced pole, the inboard inside that just is located the mount pad of jack is equipped with solid fixed ring, gu seted up a plurality of movable post holes on the fixed ring, sliding connection movable post in the movable post hole, the inner connecting spring of activity post supports the piece, the spring supports the one end of piece and is close to and is equipped with the fixed fixture block in advance on the terminal surface of fixed ring channel in advance, the fixed fixture block. This aerogenerator fan blade fixing device slides the card through fixing fixture block in advance and goes into in the fixed ring channel to make the fan blade tentatively fixed, then twist the screw in proper order the mount pad completely fixed with the fan blade, convenient operation uses manpower sparingly, and when dismantling, pulls down the screw earlier, and rethread rotates swivel 14 and can make fixing fixture block in advance slide and break away from fixed ring channel in advance, makes the operation safer.

Description

Wind driven generator fan blade fixing device
Technical Field
The utility model belongs to the technical field of the installation of aerogenerator fan blade, concretely relates to aerogenerator fan blade fixing device.
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 the traditional common wind turbine blade fixing device is in a screw fastening mode, namely, each blade is fixedly connected with a blade flange by a plurality of screws, a pre-fixing device is not arranged, the wind turbine blade is often matched by a plurality of persons during installation, a plurality of devices are operated in a cooperative mode, the installation is troublesome, and especially the installation of a large-scale wind turbine blade is realized.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a aerogenerator fan blade fixing device to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the fan blade fixing device of the wind driven generator comprises a mounting seat, wherein the side surface of the mounting seat is provided with a fan blade through a screw, the side surface of the mounting seat is provided with a jack, the inner end of the fan blade is provided with a connecting column, the connecting column is inserted into the jack, and the connecting column is provided with a pre-fixing annular groove.
The inner side of the jack and the inside of the mounting seat are provided with a fixing ring, the fixing ring is provided with a plurality of movable column holes, the movable columns are connected with the movable columns in the movable column holes in a sliding mode, the inner ends of the movable columns are connected with a spring abutting block, one end of the spring abutting block is provided with a pre-fixing clamping block close to the end face of the pre-fixing ring groove, the pre-fixing clamping block is clamped in the pre-fixing ring groove, one end of the spring abutting block, far away from the end face of the pre-fixing clamping block, is connected with one end of the spring, the other end of the spring is connected to the inner side wall of the fixing ring.
Preferably, three groups of movable column holes are formed in the fixing ring, the number of each group of movable column holes is two, and a movable column is arranged in each movable column hole.
Preferably, the side of push-and-pull board is equipped with the lug fixed plate, the side of lug fixed plate and the one side that is close to solid fixed ring are equipped with the lug, the swivel has been cup jointed in the inboard solid fixed ring of lug, the lateral surface of swivel is equipped with the slip table.
Preferably, the outer surface of the sliding table is provided with a gradually-rising inclined surface, and a shallow groove is formed in the tail end of the sliding table.
Preferably, the side of the rotating ring is in threaded connection with a plurality of rotating handles, and anti-skid grains are arranged on the surfaces of the rotating handles.
Preferably, the screws are screwed into the threaded holes of the mounting base along the edges of the fan blades, and the number of the screws is not less than ten.
Preferably, the inner end of the connecting column is shaped as a circular truncated cone.
The utility model discloses a technological effect and advantage: this aerogenerator fan blade fixing device, slide the card through the pre-fixing fixture block and go into in the pre-fixing ring channel, thereby make the fan blade tentatively fixed, then twist the screw in proper order the mount pad with the fan blade fixed completely, convenient operation uses manpower sparingly, and when dismantling, pull down the screw earlier, rethread rotates swivel 14 and can make the pre-fixing fixture block slide and break away from the pre-fixing ring channel, just can take off the fan blade, even the screw is whole to be pulled down, the fan blade also can not drop, make the operation safer.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A of the present invention;
fig. 3 is a schematic view of the local explosion structure of the present invention;
fig. 4 is a schematic bottom view of the present invention;
fig. 5 is a schematic view of the cross-sectional structure of the present invention.
In the figure: 1. a mounting seat; 2. a fan blade; 3. a screw; 4. connecting columns; 5. pre-fixing the annular groove; 6. a fixing ring; 7. a movable post hole; 8. a movable post; 9. a spring resisting block; 10. pre-fixing a fixture block; 11. a spring; 12. a push-pull plate; 13. a bump fixing plate; 14. rotating the ring; 15. a bump; 16. a sliding table; 17. rotating the handle; 18. shallow grooves.
Detailed Description
The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
The utility model provides a as shown in fig. 1-5 a aerogenerator fan blade fixing device, including mount pad 1, screw 3 installation fan blade 2 is passed through to the side of mount pad 1, screw 3 twists in mount pad 1's threaded hole along 2 edges of fan blade, and ten are no less than to screw 3's quantity, all cup joint a gasket on every screw 3, the jack is seted up to mount pad 1 side, 2 the inner of fan blade is equipped with spliced pole 4, spliced pole 4 is pegged graft in the jack, set up pre-fixing ring channel 5 on spliced pole 4, spliced pole 4's the inner shape sets up to the round platform, the setting of round platform shape, do benefit to pre-fixing fixture block 10 slip card more and go into in pre-fixing ring channel 5.
A fixing ring 6 is arranged at the inner side of the jack and inside the mounting seat 1, the diameter of the fixing ring 6 is larger than that of the jack, the fixing ring 6 and the mounting seat 1 are integrally arranged, a plurality of movable post holes 7 are arranged on the fixing ring 6, three groups of movable post holes 7 are arranged on the fixing ring 6, the number of each group of movable post holes 7 is two, a movable post 8 is arranged in each movable post hole 7, a movable post 8 is slidably connected in each movable post hole 7, the movable post 8 can freely move, the inner end of each movable post 8 is connected with a spring abutting block 9, a pre-fixed fixture block 10 is arranged at one end of each spring abutting block 9 and the end surface close to the groove 5 of the pre-fixed ring, the pre-fixed fixture block 10 is clamped in the groove 5 of the pre-fixed ring, one end of a spring 11 is connected on the end surface, far away from the pre-fixed fixture block 10, on the, and the spring support block 9 and the inner side wall of the opposite fixing ring 6 are both provided with spring fixing convex columns, two ends of the spring 11 are sleeved on the spring fixing convex columns to prevent the spring 11 from falling off, one end of the movable column 8 and the outer side of the fixing ring 6 are provided with a push-pull plate 12, and the pre-fixing clamping block 10 can be separated from the pre-fixing ring groove 5 by pulling the push-pull plate 12.
The side of the push-pull plate 12 is provided with a bump fixing plate 13, the side of the bump fixing plate 13 close to the fixing ring 6 is provided with a bump 15 through welding connection, the bump 15 can also be arranged into a roller structure, the friction force can be reduced, the fixing ring 6 at the inner side of the bump 15 is rotatably sleeved with a rotating ring 14, the rotating ring 14 can freely rotate, the outer side of the rotating ring 14 is provided with a sliding table 16, the outer surface of the sliding table 16 is arranged into an inclined plane which gradually rises, the rotating ring 14 rotates, the position of the bump 15 contacted with the sliding table 16 gradually rises, so that the bump 15 can be pushed, the movable column 8 is pulled through the bump fixing plate 13 and the push-pull plate 12, the pre-fixing fixture block 10 is separated from the pre-fixing ring groove 5, the tail end position of the sliding table 16 is provided with a shallow groove 18, when the bump 15 is clamped into, the side of the rotary ring 14 is screwed with a plurality of rotary handles 17, and the surface of the rotary handle 17 is provided with anti-skid grains, so that the rotary ring 14 is convenient to rotate.
This aerogenerator fan blade fixing device is in the in-process that uses, in the corresponding jack on the mount pad 1 is inserted directly with spliced pole 4 of fan blade 2, the inner shape of spliced pole 4 sets up to the round platform, do benefit to in advance fixed fixture block 10 slip card to go into in the fixed ring channel 5 in advance, because in advance fixed fixture block 10 card post spliced pole 4 makes it can not drop, thereby make fan blade 2 tentatively fixed, then twist mount pad 1 with screw 3 in proper order with fan blade 2 complete fixation, high durability and convenient operation, save manpower, save installation time, when needing to dismantle maintenance or change fan blade 2, pull down each screw 3 earlier, then rotate change ring 14, slip table 16 promotes lug 15 gradually, through lug fixed plate 13, push-and-pull board 12 pulling activity post 8, make in advance fixed fixture block 10 break away from fixed ring channel 5 in advance, just can take off fan blade 2, it is also convenient to dismantle.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims (7)

1. The utility model provides a wind driven generator fan blade fixing device, includes mount pad (1), screw (3) installation fan blade (2), its characterized in that are passed through to the side of mount pad (1): a jack is formed in the side face of the mounting seat (1), a connecting column (4) is arranged at the inner end of the fan blade (2), the connecting column (4) is inserted into the jack, and a pre-fixed annular groove (5) is formed in the connecting column (4);
the jack is inboard and be located the inside of mount pad (1) and be equipped with solid fixed ring (6), has seted up a plurality of movable post holes (7) on solid fixed ring (6), sliding connection movable post (8) in movable post hole (7), the inner connecting spring of activity post (8) supports piece (9), the spring is supported the one end of piece (9) and is close to and is equipped with on the terminal surface of solid fixed ring groove (5) in advance and fixes fixture block (10), in advance fixed fixture block (10) joint is in fixed ring channel (5) in advance, the spring supports the one end of connecting spring (11) on keeping away from on the terminal surface of fixed fixture block (10) in advance on piece (9), the other end of spring (11) is connected on the inside wall of solid fixed ring (6), the one end of activity post (8) and the outside that is located solid fixed ring (6) are equipped with push-.
2. The wind driven generator blade fixing device of claim 1, wherein: three groups of movable column holes (7) are formed in the fixing ring (6), the number of each group of movable column holes (7) is two, and a movable column (8) is arranged in each movable column hole (7).
3. The wind driven generator blade fixing device of claim 1, wherein: the side of push-and-pull board (12) is equipped with lug fixed plate (13), the side of lug fixed plate (13) and the one side that is close to solid fixed ring (6) are equipped with lug (15), rotate on solid fixed ring (6) of lug (15) inboard and have cup jointed change (14), the lateral surface of change (14) is equipped with slip table (16).
4. The wind driven generator blade fixing device of claim 3, wherein: the outer surface of the sliding table (16) is provided with a gradually-rising inclined surface, and a shallow groove (18) is formed in the tail end of the sliding table (16).
5. The wind driven generator blade fixing device of claim 3, wherein: the side of the rotating ring (14) is in threaded connection with a plurality of rotating handles (17), and anti-skid grains are arranged on the surfaces of the rotating handles (17).
6. The wind driven generator blade fixing device of claim 1, wherein: the screw (3) is screwed into the threaded hole of the mounting seat (1) along the edge of the fan blade (2), and the number of the screws (3) is not less than ten.
7. The wind driven generator blade fixing device of claim 1, wherein: the inner end of the connecting column (4) is shaped as a circular truncated cone.
CN202022175090.1U 2020-09-29 2020-09-29 Wind driven generator fan blade fixing device Active CN213039392U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022175090.1U CN213039392U (en) 2020-09-29 2020-09-29 Wind driven generator fan blade fixing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022175090.1U CN213039392U (en) 2020-09-29 2020-09-29 Wind driven generator fan blade fixing device

Publications (1)

Publication Number Publication Date
CN213039392U true CN213039392U (en) 2021-04-23

Family

ID=75535691

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202022175090.1U Active CN213039392U (en) 2020-09-29 2020-09-29 Wind driven generator fan blade fixing device

Country Status (1)

Country Link
CN (1) CN213039392U (en)

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