CN215408988U

CN215408988U - Fan blade brake structure applied to wind power generation

Info

Publication number: CN215408988U
Application number: CN202122212129.7U
Authority: CN
Inventors: 钱庆芳
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-14
Filing date: 2021-09-14
Publication date: 2022-01-04
Anticipated expiration: 2031-09-14

Abstract

The utility model is suitable for the technical field of wind power generation, and provides a fan blade brake structure applied to wind power generation, which comprises a base body, the top of the base body is provided with a plurality of limiting holes, the inner part of the limiting hole positioned at the middle part of the base body is connected with a main rotating shaft in a sliding way, the bottom end of the main rotating shaft penetrates into the base body, the bottom of the main rotating shaft is fixed with a brake pad, the inner parts of the limiting holes which are positioned at the top of the base body and are close to the outer surfaces of the four sides are all connected with fixing rods in a sliding way, the bottom ends of a plurality of fixing rods penetrate into the base body, a plurality of supporting discs are fixed between the outer surfaces of the fixing rods at equal intervals, the brake block comprises a support plate, a main rotating shaft and a main rotating shaft, wherein the main rotating shaft penetrates through the top of the support plate.

Description

Fan blade brake structure applied to wind power generation

Technical Field

The utility model belongs to the technical field of wind power generation, and particularly relates to a fan blade brake structure applied to wind power generation.

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, mainly pumps water, grinds surfaces and the like through a windmill, is interested in generating electricity by utilizing wind, is very environment-friendly by utilizing the wind power, and has huge wind energy, so that the wind energy is increasingly paid attention to all countries in the world.

However, in the prior art, when the wind-driven generator rotates to generate electricity in the process of meeting the weather of strong wind, the fan blades are broken, the wind-driven generator needs to be stopped, the rotating shaft needs to be stopped and locked by a brake structure in the stopping process, and the existing brake device is mostly locked on the outer surface and is not convenient for people to replace the brake pad.

Disclosure of Invention

The utility model provides a fan blade brake structure applied to wind power generation, and aims to solve the problem that in the prior art, the existing brake device is mostly provided with an outer surface brake, and the brake pad is inconvenient to replace by people.

The utility model is realized in such a way, the fan blade brake structure applied to wind power generation comprises a base body, wherein the top of the base body is provided with a plurality of limiting holes, a main rotating shaft is slidably connected inside the limiting holes in the middle of the base body, the bottom end of the main rotating shaft penetrates into the base body, a brake pad is fixed at the bottom of the main rotating shaft, fixed rods are slidably connected inside the limiting holes close to the outer surfaces of the four sides of the top of the base body, the bottom ends of the fixed rods penetrate into the base body, a plurality of supporting disks are fixed between the outer surfaces of the fixed rods at equal intervals, and the main rotating shaft penetrates to the tops of the supporting disks.

Preferably, the top and the bottom of main pivot and a plurality of dead lever all threaded connection have lock nut, the surface of main pivot is fixed with a plurality of blades along the circumferencial direction equidistance.

Preferably, a plurality of spacing hole all runs through to the top of supporting disk, and a plurality of openings have been seted up along the equidistance of circumferencial direction in a plurality of the top of supporting disk.

Preferably, the sliding opening is formed in one side of the base body, and connecting blocks are fixed on the outer surfaces of the two sides of the base body close to the edge of the bottom.

Preferably, one of them the top of connecting block is fixed with briquetting down, the rear side sliding connection of briquetting has two connecting rods down, two the connecting rod all runs through to base body's inside.

Preferably, two be fixed with the spring between the relative one side of connecting rod, two the one end of connecting rod all is fixed with the brake stationary blade, two the top and the bottom equidistance of brake stationary blade are fixed with a plurality of friction particles.

Compared with the prior art, the utility model has the beneficial effects that:

when the wind driven generator is used, the wind driven generator is required to be paused in strong wind weather, only the lower pressing block is required to be pressed down, the two connecting rods are enabled to move relatively, so that the two brake fixing pieces are driven to move relatively, the brake block is clamped between the two brake fixing pieces due to the relative movement of the two brake fixing pieces, and the main rotating shaft is decelerated due to the relative friction between the friction particles on the brake fixing pieces and the brake block, so that the aim of pausing the wind driven generator is fulfilled, and the condition that blades on the main rotating shaft are broken in strong wind weather and the wind driven generator is damaged is reduced.

Drawings

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

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

fig. 3 is a schematic sectional perspective view of the present invention.

In the figure: 1. a base body; 2. a sliding port; 3. pressing the block; 4. connecting blocks; 5. a support disc; 6. fixing the rod; 7. a port; 8. locking the nut; 9. a blade; 10. a connecting rod; 11. a brake fixing piece; 12. a spring; 13. a brake pad; 14. rubbing the particles; 15. a main rotating shaft; 16. and a limiting hole.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments of the present disclosure.

Referring to fig. 1-3, the present invention provides a technical solution of a blade brake structure for wind power generation, which comprises: including base body 1, a plurality of spacing holes 16 have been seted up at base body 1's top, the inside sliding connection in spacing hole 16 that is located base body 1 middle part has main pivot 15, the bottom of main pivot 15 runs through to base body 1's inside, the bottom of main pivot 15 is fixed with brake block 13, it has dead lever 6 to be located the inside equal sliding connection in spacing hole 16 that base body 1 top is close to four sides surfaces, the bottom of a plurality of dead levers 6 all runs through to base body 1's inside, the equidistance is fixed with a plurality of supporting disks 5 between the surface of a plurality of dead levers 6, main pivot 15 runs through to the top of supporting disk 5.

In this embodiment, set up a plurality of spacing holes 16 at the top of base body 1 to with main pivot 15 and dead lever 6 sliding connection respectively in corresponding spacing hole 16, make whole device structure more firm stable, fix brake block 13 in the bottom of main pivot 15, the convenience docks with brake stationary blade 11.

Further, the top and the bottom of the main rotating shaft 15 and the fixing rods 6 are both in threaded connection with locking nuts 8, and a plurality of blades 9 are fixed on the outer surface of the main rotating shaft 15 at equal intervals along the circumferential direction.

In this embodiment, lock nuts 8 are screwed on the top and bottom of the main shaft 15 and the plurality of fixing bars 6, and the main shaft 15 and the plurality of fixing bars 6 are fixed on the support plate 5 by the lock nuts 8.

Further, a plurality of spacing holes 16 all run through to the top of supporting disk 5, and a plurality of openings 7 have been seted up along the equidistance of circumferencial direction in the top of a plurality of supporting disks 5.

In this embodiment, all run through a plurality of spacing holes 16 to the top of supporting disk 5, put and make things convenient for people to dismantle and install the device, set up a plurality of openings 7 along the equal equidistance of circumferencial direction at the top of supporting disk 5, make things convenient for the air current to circulate between supporting disk 5.

Further, the opening 2 that slides has been seted up to one side of base body 1, and the both sides surface of base body 1 all is fixed with connecting block 4 near bottom edge.

In this embodiment, the outer surfaces of the two sides of the base body 1 are close to the edge of the bottom to fix the connecting block 4, so that people can install and fix the base body 1 conveniently.

Further, the top of one of them connecting block 4 is fixed with briquetting 3 down, and briquetting 3's rear side sliding connection has two connecting rods 10 down, and two connecting rods 10 all run through to the inside of base body 1.

In this embodiment, two connecting rods 10 are slidably connected to the rear side of the lower pressing block 3, and the two connecting rods 10 are both penetrated into the base body 1, so that the brake fixing piece 11 is conveniently fixed to one end of each connecting rod 10.

Further, a spring 12 is fixed between opposite sides of the two connecting rods 10, brake fixing pieces 11 are fixed at one ends of the two connecting rods 10, and a plurality of friction particles 14 are fixed on the tops and the bottoms of the two brake fixing pieces 11 at equal intervals.

In the present embodiment, a spring 12 is fixed between opposite sides of the two connecting rods 10 so that the two connecting rods 10 can be automatically restored after the depressing block 3 is depressed.

The working principle and the using process of the utility model are as follows: when the wind power generator is used, firstly, as shown in the figures 1-3, when the wind power generator needs to be paused in strong wind weather, only the lower pressing block 3 needs to be pressed down to enable the two connecting rods 10 to move relatively, so that the two brake fixing pieces 11 are driven to move relatively, the two brake fixing pieces 11 move relatively to clamp the brake sheet 13 in the middle, and the friction particles 14 on the brake fixing pieces 11 and the brake sheet 13 rub relatively to decelerate the main rotating shaft 15, so that the aim of pausing the wind power generator is achieved, the situation that the blades 9 on the main rotating shaft 15 are broken in strong wind weather to damage the wind power generator is reduced, and the problem that in the prior art, the existing brake devices are mostly used for braking at the outer surfaces, and the brake sheet 13 is inconvenient to replace by people is solved;

according to the drawings 1-3, a plurality of limiting holes 16 are formed in the top of a base body 1, a main rotating shaft 15 and a fixing rod 6 are respectively connected in the corresponding limiting holes 16 in a sliding manner, so that the whole device structure is firmer and more stable, a brake block 13 is fixed at the bottom of the main rotating shaft 15 and is convenient to be butted with a brake fixing piece 11, locking nuts 8 are respectively connected at the top and the bottom of the main rotating shaft 15 and the fixing rods 6 in a threaded manner, the main rotating shaft 15 and the fixing rods 6 are fixed on a supporting plate 5 through the locking nuts 8, the limiting holes 16 are respectively penetrated to the top of the supporting plate 5, so that people can conveniently disassemble and install the device, a plurality of through holes 7 are formed in the top of the supporting plate 5 at equal intervals along the circumferential direction, air flow is convenient to circulate between the supporting plates 5, connecting blocks 4 are respectively fixed on the outer surfaces of two sides of the base body 1 close to the edge of the bottom, and the base body 1 is convenient to install and fix, two connecting rods 10 of sliding connection are slided to the rear side at briquetting 3 down to all run through two connecting rods 10 to base body 1's inside, conveniently fix brake stationary blade 11 in the one end of connecting rod 10, fixed spring 12 between two connecting rods 10's relative one side, make and can make two connecting rods 10 automatic re-setting after pushing down briquetting 3 down.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a be applied to wind power generation's fan blade brake structure, includes base body (1), its characterized in that: a plurality of spacing holes (16) have been seted up at the top of base body (1), are located base body (1) middle part's spacing hole (16) inside sliding connection has main pivot (15), the bottom of main pivot (15) runs through to the inside of base body (1), the bottom of main pivot (15) is fixed with brake block (13), is located base body (1) top is close to the inside equal sliding connection in spacing hole (16) of four sides surface has dead lever (6), and is a plurality of the inside of base body (1) is all run through to the bottom of dead lever (6), and is a plurality of the equidistance is fixed with a plurality of supporting disks (5) between the surface of dead lever (6), the top to supporting disk (5) is run through in main pivot (15).

2. The fan blade brake structure applied to wind power generation as set forth in claim 1, wherein: the top and the bottom of main pivot (15) and a plurality of dead lever (6) all threaded connection have lock nut (8), the surface of main pivot (15) is fixed with a plurality of blades (9) along the circumferencial direction equidistance.

3. The fan blade brake structure applied to wind power generation as set forth in claim 1, wherein: it is a plurality of spacing hole (16) all run through to the top of supporting disk (5), and is a plurality of openings (7) have been seted up along the equal equidistance of circumferencial direction in the top of supporting disk (5).

4. The fan blade brake structure applied to wind power generation as set forth in claim 1, wherein: one side of base body (1) has been seted up and has been slided mouth (2), the both sides surface of base body (1) is close to bottom edge and all is fixed with connecting block (4).

5. The fan blade brake structure applied to wind power generation as set forth in claim 4, wherein: one of them the top of connecting block (4) is fixed with briquetting (3) down, the rear side sliding connection of briquetting (3) has two connecting rods (10) down, two connecting rod (10) all run through to the inside of base body (1).

6. The fan blade brake structure applied to wind power generation as set forth in claim 5, wherein: two be fixed with spring (12), two between the relative one side of connecting rod (10) the one end of connecting rod (10) all is fixed with brake stationary blade (11), two the top and the equal equidistance in bottom of brake stationary blade (11) are fixed with a plurality of friction granule (14).