CN217674150U

CN217674150U - Fixing device for rotating blade of wind driven generator

Info

Publication number: CN217674150U
Application number: CN202221492245.7U
Authority: CN
Inventors: 隋然; 金永帝
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-06-15
Filing date: 2022-06-15
Publication date: 2022-10-28
Anticipated expiration: 2032-06-15

Abstract

The utility model relates to a wind power generation auxiliary assembly technical field more particularly, relates to a fixing device that aerogenerator blade changes application. The electromagnetic steel sheet bearing device is characterized by comprising a base, wherein an electromagnetic steel sheet is arranged at the bottom end of the base, a buffering mechanism is arranged in the middle of the top end of the base, a bearing seat is arranged at the top end of the buffering mechanism, a bearing seat protection side plate is arranged at the rear end of the bearing seat, supporting rods are symmetrically arranged on two sides of the top end of the base, a lifting mechanism is arranged on each supporting rod, and a clamping mechanism is arranged on each lifting mechanism. The utility model discloses mainly solve aerogenerator's blade fixed problem in the transportation. The utility model discloses can carry out firm fixed to the blade to prevent that it from dropping at the in-process of transportation. The utility model discloses mainly used fixes aerogenerator's blade.

Description

Fixing device for rotating blade of wind driven generator

Technical Field

The utility model relates to a wind power generation auxiliary assembly technical field more particularly, relates to a fixing device that aerogenerator blade changes application.

Background

Wind power generation refers to converting kinetic energy of wind into electric energy. Wind energy is a clean and pollution-free renewable energy source, is utilized by people for a long time, and mainly pumps water, grinds surfaces and the like through a windmill. Wind is a new energy with huge potential, and with the development of science and technology, wind power generation is more and more advanced and more common in application, and can provide a large amount of electric power for the country. In wind power generation, the blade rotates to capture wind energy, so that the wind energy is converted into electric energy. The fan blades need to be transported in the re-spreading process, and need to be fixed in the transporting process so as to prevent the fan blades from being separated in the transporting process to cause unnecessary economic loss.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a fixing device that aerogenerator blade changes application, the utility model discloses can carry out fine fixing to aerogenerator's blade, prevent that it from dropping in the transportation.

In order to solve the technical problem, the utility model discloses a technical scheme does:

the utility model provides a fixing device that aerogenerator blade changes application, includes the base, the bottom of base is equipped with the electromagnetism piece, be equipped with buffer gear in the middle of the top of base, buffer gear's top is equipped with bears the seat, bear the seat rear end and be equipped with and bear a protective side board, the top bilateral symmetry of base is equipped with the bracing piece, all is equipped with elevating system on every bracing piece, the last fixture that is equipped with of elevating system.

Preferably, buffer gear includes buffering cylinder body and piston push rod, buffering cylinder body fixed mounting be in the top of base, the inside of buffering cylinder body is equipped with inner chamber and exocoel from inside to outside in proper order, through a plurality of through-hole UNICOM between inner chamber and the exocoel, piston push rod's top fixed mounting be in bear the bottom of seat, piston push rod's bottom fixed mounting has the piston, the periphery of piston is equipped with the sealing washer, the sealing washer with inner chamber sliding connection, piston push rod's top cover is equipped with the spring, the spring card is established and is born between seat and the buffering cylinder body.

Preferably, elevating system includes motor, threaded rod, lifter plate and fixing base, motor fixed mounting be in the top of base, fixing base fixed mounting is in the bracing piece top outside, lifter plate sliding connection be in on the bracing piece, the threaded rod runs through the lifter plate and threaded connection with it, the top of threaded rod with the fixing base rotates to be connected, the bottom with the output shaft fixed connection of motor, fixture establishes on the lifter plate.

Preferably, fixture includes pneumatic cylinder, hydraulic telescoping rod, clamp splice and clamp splice protection curb plate, pneumatic cylinder fixed mounting be in on the lifter plate, hydraulic telescoping rod's one end with pneumatic cylinder sliding connection, the other end with through-hole fixed connection, the rear side at the clamp splice is established to clamp splice protection curb plate, clamp splice protection curb plate and bearing seat protection curb plate are located same horizontal plane.

Preferably, the clamping surface of the clamping block and the top end surface of the bearing seat are both arc-shaped.

Preferably, reinforcing ribs are arranged between the periphery of the supporting rod and the base.

Compared with the prior art, the utility model, the beneficial effect who has is:

1. the utility model discloses at the last buffer gear of base, this mechanism can cushion the blade, prevents that the blade is impaired at the in-process of placing, plays the effect of protection to the blade.

2. The utility model discloses both sides bearing the seat are equipped with elevating system, the last fixture that is equipped with of elevating system, and fixture's height is adjusted to accessible elevating system to conveniently carry out the centre gripping to the blade.

Drawings

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

FIG. 2 is an enlarged view of FIG. 1 at A;

fig. 3 is a schematic structural view of the middle bearing seat and the protective side plate of the bearing seat of the present invention.

In the figure: 101. a motor; 102. a threaded rod; 103. a lifting plate; 104. a fixed seat; 201. a hydraulic cylinder; 202. a hydraulic telescopic rod; 203. a clamping block; 204. a clamp block protection side plate; 301. a buffer cylinder body; 302. an outer cavity; 303. a through hole; 304. an inner cavity; 305. a seal ring; 306. a piston; 307. a piston push rod; 308. a spring; 4. a base; 5. reinforcing ribs; 6. a support bar; 7. an electromagnet piece; 8. a blade; 9. a bearing seat; 10. the bearing seat protects the side plate.

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 efforts all belong to the protection scope of the present invention.

As shown in fig. 1-3, a fixing device for the blade transfer of a wind driven generator comprises a base 4, an electromagnet sheet 7 is arranged at the bottom end of the base 4, a buffer mechanism is arranged in the middle of the top end of the base 4, a bearing seat 9 is arranged at the top end of the buffer mechanism, a protective side plate 10 of the bearing seat is arranged at the rear end of the bearing seat 9, supporting rods 6 are symmetrically arranged on two sides of the top end of the base 4, an elevating mechanism is arranged on each supporting rod 6, and a clamping mechanism is arranged on the elevating mechanism. The bearing seat protection side plate 10 can prevent the blade 8 from being separated from the bearing seat 9 due to inertia in the transportation process.

Buffer gear includes buffer cylinder 301 and piston push rod 307, buffer cylinder 301 fixed mounting is on the top of base 4, buffer cylinder 301's inside is equipped with inner chamber 304 and exocoel 302 from inside to outside in proper order, communicate through a plurality of through-hole 303 between inner chamber 304 and the exocoel 302, piston push rod 307's top fixed mounting is in the bottom of bearing seat 9, piston push rod 307's bottom fixed mounting has piston 306, piston 306's periphery is equipped with sealing washer 305, sealing washer 305 and inner chamber 304 sliding connection, piston push rod 307's top cover is equipped with spring 308, spring 308 card is established between bearing seat 9 and buffer cylinder 301. The inside hydraulic oil that is equipped with of inner chamber 304, when blade 8 placed on bearing seat 9, can make bearing seat 9 downstream, and then oppression piston 306, piston 306 oppresses the inside hydraulic oil of inner chamber 304 for inside hydraulic oil gets into exocoel 302, does work to hydraulic oil at this in-process, makes the mechanical energy who bears seat 9 turn into heat energy, consumes the gravity influence that blade 8 brought, thereby plays the effect of buffering to blade 8.

Elevating system includes motor 101, threaded rod 102, lifter plate 103 and fixing base 104, and motor 101 fixed mounting is on the top of base 4, and fixing base 104 fixed mounting is in the 6 top outsides of bracing piece, and lifter plate 103 sliding connection is on bracing piece 6, and threaded rod 102 runs through lifter plate 103 and threaded connection with it, and the top of threaded rod 102 rotates with fixing base 104 to be connected, and the output shaft fixed connection of bottom and motor 101, fixture establish on lifter plate 103. When the height of the clamping mechanism needs to be adjusted, the motor 101 is started, the motor 101 drives the threaded rod 102 to rotate, and then the lifting plate 103 is driven to lift along the length direction of the supporting rod 6.

The clamping mechanism comprises a hydraulic cylinder 201, a hydraulic telescopic rod 202, a clamping block 203 and a clamping block protection side plate 204, the hydraulic cylinder 201 is fixedly installed on the lifting plate 103, one end of the hydraulic telescopic rod 202 is in sliding connection with the hydraulic cylinder 201, the other end of the hydraulic telescopic rod is fixedly connected with the through hole 303, the clamping block protection side plate 204 is arranged on the rear side of the clamping block 203, and the clamping block protection side plate 204 and the bearing seat protection side plate 10 are located on the same horizontal plane. After the blade 8 is required to be placed, the height of the clamping mechanism is adjusted through the lifting mechanism, the hydraulic cylinder 201 is started, the hydraulic cylinder 201 pushes the hydraulic telescopic rod 202, and then the clamping block 203 is pushed to clamp the blade 8, so that the clamping of the blade 8 is completed. The end face of the blade 8 is brought into contact with the block guard side plate 204 during the placing of the blade 8, the block guard side plate 204 acting as the carrier guard side plate 10. In order to prevent the blade 8 from colliding during transportation, buffering pads can be arranged on the surfaces of the clamping block 203, the clamping block protection side plate 204, the bearing seat 9 and the bearing seat protection side plate 10.

The clamping surface of the clamping block 203 and the top end surface of the bearing seat 9 are both arc-shaped.

Reinforcing ribs 5 are arranged between the periphery of the supporting rod 6 and the base 4.

The utility model discloses a work flow does: when the device is used, the device is placed on a metal transport vehicle plate, then the electromagnet pieces 7 are started, so that the electromagnet pieces 7 are adsorbed on a metal vehicle body, and the device can be secondarily fixed through a rope. After this device is fixed, place the bottom of blade on bearing seat 9, clamp splice protection curb plate 204 and bear seat protection curb plate 10 and carry out certain protection to its bottom face, prevent that the blade from leading to breaking away from because of inertia in the transportation, at the in-process buffer gear who places the blade and play certain cushioning effect to it, treat the blade stable back, through elevating system adjustment fixture's height, its process is as follows: the motor 101 is started, the motor 101 drives the threaded rod 102 to rotate, and then the lifting plate 103 is driven to lift along the length direction of the supporting rod 6. After the height of the clamping mechanism is adjusted, the hydraulic cylinder 201 is started, the hydraulic cylinder 201 pushes the hydraulic telescopic rod 202, and then the clamping block 203 is pushed to clamp the blade 8, so that the blade 8 is clamped.

The above description has been made in detail only for the preferred embodiment of the present invention, but the present invention is not limited to the above embodiment, and various changes can be made without departing from the spirit of the present invention within the knowledge scope of those skilled in the art, and all such changes are intended to be encompassed by the present invention.

Claims

1. A fixing device for rotating wind driven generator blades is characterized in that: the electromagnetic steel sheet bearing device is characterized by comprising a base (4), wherein an electromagnetic steel sheet (7) is arranged at the bottom end of the base (4), a buffer mechanism is arranged in the middle of the top end of the base (4), a bearing seat (9) is arranged at the top end of the buffer mechanism, a bearing seat protective side plate (10) is arranged at the rear end of the bearing seat (9), supporting rods (6) are symmetrically arranged at the two sides of the top end of the base (4), an elevating mechanism is arranged on each supporting rod (6), and a clamping mechanism is arranged on the elevating mechanism.

2. The fixing device for the blade transfer of the wind driven generator as claimed in claim 1, wherein: the buffer mechanism comprises a buffer cylinder body (301) and a piston push rod (307), wherein the buffer cylinder body (301) is fixedly installed at the top end of the base (4), an inner cavity (304) and an outer cavity (302) are sequentially arranged inside the buffer cylinder body (301) from inside to outside, the inner cavity (304) is communicated with the outer cavity (302) through a plurality of through holes (303), the top end of the piston push rod (307) is fixedly installed at the bottom end of the bearing seat (9), a piston (306) is fixedly installed at the bottom end of the piston push rod (307), a sealing ring (305) is arranged on the periphery of the piston (306), the sealing ring (305) is in sliding connection with the inner cavity (304), a spring (308) is sleeved at the top of the piston push rod (307), and the spring (308) is clamped between the bearing seat (9) and the buffer cylinder body (301).

3. The fixing device for the blade transfer of the wind driven generator as claimed in claim 2, wherein: elevating system includes motor (101), threaded rod (102), lifter plate (103) and fixing base (104), motor (101) fixed mounting be in the top of base (4), fixing base (104) fixed mounting is in bracing piece (6) top outside, lifter plate (103) sliding connection be in on bracing piece (6), threaded rod (102) run through lifter plate (103) and threaded connection with it, the top of threaded rod (102) with fixing base (104) rotate to be connected, the bottom with the output shaft fixed connection of motor (101), fixture establishes on lifter plate (103).

4. A wind turbine blade transfer fixing device according to claim 3, wherein: fixture includes pneumatic cylinder (201), hydraulic telescoping rod (202), clamp splice (203) and clamp splice protection curb plate (204), pneumatic cylinder (201) fixed mounting be in on lifter plate (103), the one end of hydraulic telescoping rod (202) with pneumatic cylinder (201) sliding connection, the other end with through-hole (303) fixed connection, the rear side at clamp splice (203) is established in clamp splice protection curb plate (204), clamp splice protection curb plate (204) and bearing seat protection curb plate (10) are located same horizontal plane.

5. The fixing device for the blade transfer of the wind driven generator as claimed in claim 4, wherein: the clamping surface of the clamping block (203) and the top end surface of the bearing seat (9) are both arc-shaped.

6. The fixing device for the blade transfer of the wind driven generator as claimed in claim 1, wherein: reinforcing ribs (5) are arranged between the periphery of the supporting rod (6) and the base (4).