CN215719210U

CN215719210U - Rust-proof fan blade for wind power generation

Info

Publication number: CN215719210U
Application number: CN202121876270.0U
Authority: CN
Inventors: 康庆文; 邱睿
Original assignee: Dalian Jiayun Electronic Technology Co ltd
Current assignee: Dalian Jiayun Electronic Technology Co ltd
Priority date: 2021-08-11
Filing date: 2021-08-11
Publication date: 2022-02-01
Anticipated expiration: 2031-08-11

Abstract

The utility model discloses an anti-corrosion fan blade for wind power generation, which comprises a rear base, wherein the rear base is fixedly arranged at the upper end of a wind power tower, an electric power recovery device is arranged on the right side in the rear base, a main shaft is connected in the middle of the left end of the electric power recovery device, a lubricating oil tank is arranged on the upper side in the rear base, a front machine head is fixedly arranged on the left side of the main shaft, four limiting blocks are arranged on the left side of the main shaft at equal angles, a bolt is movably arranged on the left side of the main shaft, a protective cover is arranged at the front end of the front machine head through threads, three sockets are arranged on the outer side of the front machine head at equal angles, two groups of first locking bolts are symmetrically arranged on the front side and the rear side of the upper side of the sockets, an inserting plate is arranged on the inner side of the front machine head, two groups of first locking bolts are symmetrically arranged on the front side and the rear side of the inserting plate, and a blade is arranged on the upper side of the inserting plate. The fan blade for wind power generation capable of preventing corrosion and rust is simple to mount, the mounting structure is stable, and the fan blade and the bearing have an anti-rust effect, so that the service life is prolonged.

Description

Rust-proof fan blade for wind power generation

Technical Field

The utility model relates to the technical field of wind power generation, in particular to a fan blade for wind power generation, which is corrosion-resistant and rust-proof.

Background

Wind power generation refers to converting kinetic energy of wind into electric energy, the wind is a pollution-free energy source, the wind power generation is very environment-friendly, and the generated electric energy is very huge, so that more and more countries pay more attention to the wind power generation, a fan blade is an important part in the wind power generation, the wind blows the rotation of the fan blade, the fan blade rotates to generate kinetic energy, and then the kinetic energy is converted into the electric energy through a conversion device.

For example, CN204572354U, publication No. CN204572354U, discloses a wind power generation blade comprising a blade body, a plurality of heating modules and a blower, wherein the plurality of heating modules are disposed in a circulation channel, and the blower is disposed at the root of the blade body and used for heating the air passing through the heating modules, so that the air heated by the heating modules instantly melts ice blocks attached to the wind power generation blade, but the device has certain defects;

1. the existing wind power generation fan blade is difficult to position during installation, the angle of the fan blade can be deviated, the installed structure part is not stable enough, and the fan blade can shake during later use.

2. The existing wind power generation fan blade is used outdoors and is eroded by rainwater for a long time, so that the fan blade and a bearing can be rusted, the rotating effect of the fan blade and the transmission effect of a main shaft are influenced, and the conversion effect of wind power is reduced.

Aiming at the problems, innovative design is urgently needed on the basis of the original wind power generation fan blade.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a corrosion and rust preventing fan blade for wind power generation, which aims to solve the problems that the existing wind power generation fan blade is difficult to position during installation, the angle of the fan blade can be deviated, the installed structural part is not stable enough, and the fan blade can shake during later use, and the existing wind power generation fan blade is corroded by rainwater for a long time and can rust the fan blade and a bearing because the existing wind power generation fan blade is used outdoors, so that the rotating effect of the fan blade and the transmission effect of a main shaft are influenced, and the conversion effect of wind power is reduced.

In order to achieve the purpose, the utility model provides the following technical scheme: a rust-proof fan blade for wind power generation comprises:

the rear base is fixedly installed at the upper end of the wind power tower cylinder, the right side in the rear base is provided with an electric power recovery device, the middle of the left end of the electric power recovery device is connected with a main shaft, the upper side in the rear base is provided with a lubricating oil tank, the upper end of the lubricating oil tank is provided with a sealing cover, and the lower side of the left end of the lubricating oil tank is provided with an oil pipe;

preceding aircraft nose, its fixed mounting is in the left side of main shaft, and four stoppers are installed to angles such as main shaft left side to main shaft left side movable mounting has the bolt, preceding aircraft nose front end installs the guard shield through the screw thread, three socket is installed to angles such as preceding aircraft nose outside, and the socket upside front and back symmetry installs two sets of first locking bolt, the picture peg is installed to preceding aircraft nose inboard, and the picture peg front and back symmetry installs two sets of first locking bolt to the blade is installed to the picture peg upside.

Preferably, the rear frame is further provided with:

and the bearing is arranged on the left side of the rear engine base, the inner side of the bearing is connected with the main shaft, and the upper side of the right end of the bearing is communicated with the oil pipe.

Preferably, the blade is further provided with:

the strengthening rib, its fixed mounting is in the inside of blade, and the blade skin is equipped with the dope layer to the dope layer adopts perchloro ethylene lacquer as coating.

Preferably, the blade is further provided with:

and the second locking bolt is arranged on the lower side of the blade, a connecting rod is connected between the second locking bolts, and every two blades are connected with each other through the second locking bolt and the connecting rod.

Compared with the prior art, the utility model has the beneficial effects that: the fan blade for wind power generation capable of preventing corrosion and rust is simple to mount, the mounting structure is stable, and the fan blade and the bearing have an anti-rust effect, so that the service life is prolonged.

1. The inside upside of back frame installs the lubricating-oil tank, the closing cap is installed to the lubricating-oil tank upper end, oil pipe is installed to lubricating-oil tank left end downside, the left side at back frame is installed to the bearing, the bearing inboard is connected with the main shaft, bearing right-hand member upside communicates with each other with oil pipe, strengthening rib fixed mounting is in the inside of blade, the blade skin is equipped with the dope layer, the dope layer adopts perchloro ethylene lacquer as coating, fill with lubricating oil in the lubricating-oil tank, slowly pour into lubricating oil into the bearing through oil pipe, make be equipped with lubricating oil in the bearing always, prevent that the bearing from rustting, chloroethylene lacquer makes the blade avoid the erosion of rainwater, the dope layer on blade top layer can effectual protection blade, strengthening rib in the blade has also reduced the weight of blade when having consolidated the blade, make the blade rotate lighter, service life has been prolonged.

2. Three sockets are installed in the outer side of the front machine head at equal angles, two sets of first locking bolts are symmetrically installed on the front and back of the upper side of the socket, a plug board is installed on the inner side of the front machine head, two sets of first locking bolts are symmetrically installed on the front and back of the plug board, blades are installed on the upper side of the plug board, the second locking bolts are installed on the lower sides of the blades, a connecting rod is connected between every two blades through the second locking bolts and the connecting rod, when the plug board is installed, the lower side of each blade is inserted into the socket of the front machine head, the socket and the plug board are fixed together through the two sets of first locking bolts, then the three blades are connected with each other through the three sets of second locking bolts and the connecting rod, a triangle is formed, and the novel multifunctional electric fan is more stable.

Drawings

FIG. 1 is a schematic side view of a rear housing according to the present invention;

FIG. 2 is a schematic front view of a blade according to the present invention;

FIG. 3 is a front cross-sectional structural view of a front head of the present invention;

FIG. 4 is a cross-sectional structural schematic view of a blade according to the present invention.

In the figure: 1. a wind tower; 2. a rear frame; 3. an electric power recovery device; 4. a bearing; 5. a main shaft; 6. an oil pipe; 7. a lubricating oil tank; 8. sealing the cover; 9. a limiting block; 10. a front machine head; 11. a bolt; 12. a shield; 13. a socket; 14. a first locking bolt; 15. inserting plates; 16. a blade; 17. a second locking bolt; 18. a connecting rod; 19. reinforcing ribs; 20. and (5) coating the layer.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a rust-proof fan blade for wind power generation comprises: the wind power tower comprises a wind power tower barrel 1, a rear base 2, an electric power recovery device 3, a bearing 4, a main shaft 5, an oil pipe 6, a lubricating oil tank 7, a sealing cover 8, a limiting block 9, a front machine head 10, a bolt 11, a shield 12, a socket 13, a first locking bolt 14, a plug board 15, a blade 16, a second locking bolt 17, a connecting rod 18, a reinforcing rib 19 and a coating layer 20;

referring to fig. 1, a rear base 2 is fixedly installed at the upper end of a wind tower 1, a power recovery device 3 is installed at the right side inside the rear base 2, a main shaft 5 is connected to the middle of the left end of the power recovery device 3, a lubricating oil tank 7 is installed at the upper side inside the rear base 2, a sealing cover 8 is installed at the upper end of the lubricating oil tank 7, an oil pipe 6 is installed at the lower side of the left end of the lubricating oil tank 7, a bearing 4 is installed at the left side of the rear base 2, the main shaft 5 is connected to the inner side of the bearing 4, the upper side of the right end of the bearing 4 is communicated with the oil pipe 6, before installation, the sealing cover 8 is opened, the lubricating oil tank 7 is filled with lubricating oil, the sealing cover 8 is closed, during use, the power recovery device 3 converts kinetic energy generated by rotation of the main shaft 5 into electric energy, the lubricating oil tank 7 slowly injects lubricating oil into the bearing 4 through the oil pipe 6, so that lubricating oil is always arranged inside the bearing 4, preventing the bearing 4 from rusting;

referring to fig. 2, 3 and 4, a front head 10 is fixedly installed on the left side of a main shaft 5, four limit blocks 9 are installed on the left side of the main shaft 5 at equal angles, a bolt 11 is movably installed on the left side of the main shaft 5, a shield 12 is installed at the front end of the front head 10 through threads, three sockets 13 are installed on the outer side of the front head 10 at equal angles, two sets of first locking bolts 14 are symmetrically installed on the front and back sides of the upper sides of the sockets 13, an insert plate 15 is installed on the inner side of the front head 10, two sets of first locking bolts 14 are symmetrically installed on the front and back sides of the insert plate 15, blades 16 are installed on the upper sides of the insert plate 15, reinforcing ribs 19 are fixedly installed inside the blades 16, a coating layer 20 is arranged on the outer layer of the blades 16, polyvinyl chloride paint is adopted as the coating layer 20, second locking bolts 17 are installed on the lower sides of the blades 16, a connecting rod 18 is connected between every two blades 16 through the second locking bolts 17 and the connecting rod 18, when the blades 16 are installed, the inserting plate 15 on the lower side of the blades 16 is inserted into the socket 13 of the front machine head 10, the socket 13 and the inserting plate 15 are fixed together through two groups of first locking bolts 14, then the three blades 16 are mutually connected through three groups of second locking bolts 17 and connecting rods 18 to form a triangle, so that the blades are more stable, the blades 16 are prevented from being eroded by rainwater through vinyl chloride paint, the paint layer 20 on the surface layer of the blades 16 can effectively protect the blades 16, the reinforcing ribs 19 in the blades 16 reinforce the blades 16 and reduce the weight of the blades 16, so that the blades 16 are easier to rotate, and the blades 16 are rotated through wind power to drive the main shaft 5 to rotate.

The working principle is as follows: when the device is used, firstly, according to the structure shown in fig. 1, before installation, the sealing cover 8 is opened, the lubricating oil tank 7 is filled with lubricating oil, then the sealing cover 8 is closed, in the using process, the power recovery device 3 converts kinetic energy generated by the rotation of the main shaft 5 into electric energy, and the lubricating oil tank 7 slowly injects the lubricating oil into the bearing 4 through the oil pipe 6, so that the lubricating oil is always arranged in the bearing 4, and the bearing 4 is prevented from rusting;

according to fig. 2-4, when installing the blades 16, the insert plate 15 on the lower side of the blade 16 is inserted into the socket 13 of the front head 10, the socket 13 and the insert plate 15 are fixed together by two sets of first locking bolts 14, then the three blades 16 are connected with each other by three sets of second locking bolts 17 and connecting rods 18 to form a triangle, so that the stability is improved, the vinyl chloride paint protects the blades 16 from being eroded by rainwater, the paint layer 20 on the surface layer of the blades 16 can effectively protect the blades 16, the reinforcing ribs 19 in the blades 16 reinforce the blades 16 and reduce the weight of the blades 16, so that the blades 16 are easier to rotate, and the blades 16 are rotated by wind power to drive the main shaft 5 to rotate.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A fan blade for wind power generation preventing corrosion and rust is characterized by comprising:

the rear base (2) is fixedly installed at the upper end of the wind tower cylinder (1), the power recovery device (3) is installed on the right side inside the rear base (2), the middle of the left end of the power recovery device (3) is connected with the spindle (5), the lubricating oil tank (7) is installed on the upper side inside the rear base (2), the sealing cover (8) is installed at the upper end of the lubricating oil tank (7), and the oil pipe (6) is installed on the lower side of the left end of the lubricating oil tank (7);

preceding aircraft nose (10), its fixed mounting is in the left side of main shaft (5), and angle such as main shaft (5) left side installs four stopper (9) to main shaft (5) left side movable mounting has bolt (11), guard shield (12) are installed through the screw in preceding aircraft nose (10) front end, angle such as preceding aircraft nose (10) outside installs three socket (13), and socket (13) upside longitudinal symmetry installs two sets of first locking bolt (14), picture peg (15) are installed to preceding aircraft nose (10) inboard, and picture peg (15) longitudinal symmetry installs two sets of first locking bolt (14) to blade (16) are installed to picture peg (15) upside.

2. The fan blade for wind power generation according to claim 1, wherein the rear base (2) is further provided with:

the bearing (4) is arranged on the left side of the rear engine base (2), the inner side of the bearing (4) is connected with a main shaft (5), and the upper side of the right end of the bearing (4) is communicated with an oil pipe (6).

3. A fan blade for wind power generation that resists rust according to claim 1, characterized in that the blade (16) is further provided with:

the reinforcing ribs (19) are fixedly arranged inside the blades (16), the outer layers of the blades (16) are provided with coating layers (20), and the coating layers (20) are made of perchloro ethylene paint.

4. A fan blade for wind power generation that resists rust according to claim 1, characterized in that the blade (16) is further provided with:

and the second locking bolts (17) are arranged on the lower sides of the blades (16), connecting rods (18) are connected between the second locking bolts (17), and every two blades (16) are connected through the second locking bolts (17) and the connecting rods (18).