CN213402657U

CN213402657U - Improved generation aerogenerator insulating end cover

Info

Publication number: CN213402657U
Application number: CN202022565879.8U
Authority: CN
Inventors: 董红辉
Original assignee: Suzhou Doutai Precision Machinery Co ltd
Current assignee: Suzhou Doutai Precision Machinery Co ltd
Priority date: 2020-11-09
Filing date: 2020-11-09
Publication date: 2021-06-08
Anticipated expiration: 2030-11-09

Abstract

The utility model discloses an improved generation aerogenerator insulating end cover, including joint cover, spliced pole and cup joint section of thick bamboo, the one end and the spliced pole fixed connection of joint cover, the spliced pole is kept away from the one end fixed connection of joint cover and is cup jointed a section of thick bamboo, the cup joint section of thick bamboo keeps away from the relative both sides wall of spliced pole one end and is fixedly connected with extension board respectively, the extension board keeps away from the one end edge of cup joint section of thick bamboo and has the screw rod respectively threaded connection, the fixed adhesion of the one end that the joint cover was kept away from to the screw rod has the rubber pad, the one end lateral wall threaded connection that the joint cover was kept away from the cup joint section of; the clamping sleeve, the connecting column and the sleeve barrel are identical in internal structure and are sequentially divided into an oil seal sleeve, an insulating layer, a first reinforcing layer, a second reinforcing layer and an anticorrosive layer from inside to outside. This improved generation aerogenerator insulation end cover, it is rational in infrastructure, and effectively improved the drawback that current aerogenerator insulation end cover exists, be favorable to using widely.

Description

Improved generation aerogenerator insulating end cover

Technical Field

The utility model belongs to the technical field of aerogenerator, concretely relates to improved generation aerogenerator insulating end cover.

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 wind driven generator has simple working principle, the wind wheel rotates under the action of wind force, the kinetic energy of the wind is converted into mechanical energy of a wind wheel shaft, and the generator rotates under the drive of the wind wheel shaft to generate electricity. In a broad sense, wind energy is also solar energy, so that the wind power generator is a heat energy utilization generator which uses solar energy as a heat source and uses the atmosphere as a working medium.

In the working process of the wind driven generator, a rotating shaft cuts a magnetic force field, shaft voltage can exist on the rotating shaft, shaft current is formed, the shaft current is accumulated to a certain degree and can be transmitted to an end cover of the wind driven generator through a bearing, the electric leakage between the end cover and a shell of the wind driven generator is caused, the use is influenced, and potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an improved generation aerogenerator insulating end cover 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: an improved insulation end cover of a wind driven generator comprises a clamping sleeve, a connecting column and a sleeve barrel, wherein one end of the clamping sleeve is fixedly connected with the connecting column, one end of the connecting column, which is far away from the clamping sleeve, is fixedly connected with the sleeve barrel, and through holes which are mutually communicated are respectively formed in the inner axle centers of the clamping sleeve, the connecting column and the sleeve barrel;

two opposite side walls of one end, far away from the connecting column, of the sleeving barrel are fixedly connected with extension plates respectively, corners of one end, far away from the sleeving barrel, of the extension plates are connected with screws in a threaded mode respectively, one end, far away from the clamping sleeve, of each screw is fixedly adhered with a rubber pad, and the side wall, far away from the sleeving barrel, of one end of each clamping sleeve is connected with a plurality of fixing bolts in a circumferential array mode in a threaded mode;

the clamping sleeve, the connecting column and the sleeve barrel are identical in internal structure and are sequentially divided into an oil seal sleeve, an insulating layer, a first reinforcing layer, a second reinforcing layer and an anticorrosive layer from inside to outside.

Preferably, the inner side wall of the through hole is fixedly sleeved with an oil seal sleeve, and one end of the oil seal sleeve, which is far away from the through hole, is fixedly sleeved with an insulating layer.

Preferably, one end of the insulating layer, which is far away from the oil seal sleeve, is provided with a first reinforcing layer, and a plurality of first reinforcing plates distributed in a circumferential array are fixedly connected inside the first reinforcing layer.

Preferably, one end of the first reinforcing layer, which is far away from the insulating layer, is provided with a second reinforcing layer, and a plurality of second reinforcing plates which are distributed in a staggered manner with the first reinforcing plates are arranged inside the second reinforcing layer.

Preferably, one end of the second reinforcing layer, which is far away from the first reinforcing layer, is provided with an anticorrosive layer formed by spraying anticorrosive paint.

The utility model discloses a technological effect and advantage: this improved generation aerogenerator insulation end cover through rotating the screw rod on the extension board, with the low-speed shaft flange butt on screw rod and the aerogenerator, relies on the rubber pad to avoid the screw rod to avoid the surface fish tail of low-speed shaft flange simultaneously, in addition, through mutually supporting between the inside a plurality of second gusset plate of the inside first gusset plate of a plurality of first gusset layer and second gusset layer, improves the hardness of this end cover, is favorable to reducing the damaged probability of this end cover. This improved generation aerogenerator insulation end cover, it is rational in infrastructure, and effectively improved the drawback that current aerogenerator insulation end cover exists, be favorable to using widely.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a side view of the present invention;

fig. 3 is a cross-sectional view of the present invention.

In the figure: 1 joint sleeve, 2 spliced poles, 3 screw rods, 4 rubber pads, 5 sleeve barrels, 6 extension plates, 7 fixing bolts, 8 through holes, 9 oil seal sleeves, 10 insulating layers, 11 first reinforcing plates, 12 first reinforcing layers, 13 anticorrosive layers, 14 second reinforcing layers and 15 second reinforcing plates.

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 provides an improved insulating end cover of a wind driven generator as shown in figures 1-3, which comprises a clamping sleeve 1, a connecting column 2 and a sleeve cylinder 5, wherein one end of the clamping sleeve 1 is fixedly connected with the connecting column 2, one end of the connecting column 2 far away from the clamping sleeve 1 is fixedly connected with the sleeve cylinder 5, and the inner axes of the clamping sleeve 1, the connecting column 2 and the sleeve cylinder 5 are respectively provided with through holes 8 which are communicated with each other;

two opposite side walls of one end, far away from the connecting column 2, of the sleeve barrel 5 are fixedly connected with extension plates 6 respectively, the corner of one end, far away from the sleeve barrel 5, of each extension plate 6 is connected with a screw rod 3 in a threaded mode respectively, one end, far away from the clamping sleeve 1, of each screw rod 3 is fixedly adhered with a rubber pad 4, the screw rods 3 are abutted to a low-speed shaft flange (not shown in the figure) on a wind driven generator through rotation of the screw rods 3, connection stability between the end cover and the wind driven generator is improved, a plurality of fixing bolts 7 distributed in a circumferential array mode are connected to the side wall of one end, far away from the sleeve barrel 5, of each clamping sleeve 1 in a threaded mode, and the fixing bolts 7 are used for;

the clamping sleeve 1, the connecting column 2 and the sleeve 5 are identical in internal structure and are sequentially divided into an oil seal sleeve 9, an insulating layer 10, a first reinforcing layer 12, a second reinforcing layer 14 and an anticorrosive layer 13 from inside to outside.

Specifically, the fixed oil jacket cover 9 that has cup jointed of inside wall of through-hole 8, the fixed cover of one end that through-hole 8 was kept away from to oil jacket cover 9 has connect insulating layer 10, and insulating layer 10 is filled by insulating material and forms, and mainly used hinders the current transfer to this end cover on, avoids the electric leakage.

Specifically, one end of the insulating layer 10, which is far away from the oil jacket 9, is provided with a first reinforcing layer 12, and a plurality of first reinforcing plates 11 distributed in a circumferential array are fixedly connected inside the first reinforcing layer 12.

Specifically, one end, far away from the insulating layer 10, of the first reinforcing layer 12 is provided with a second reinforcing layer 14, a plurality of second reinforcing plates 15 distributed in a staggered manner with the first reinforcing plates 11 are arranged inside the second reinforcing layer 14, and the first reinforcing plates 11 and the second reinforcing plates 15 are reinforcing ribs and used for improving the hardness of the end cover.

Specifically, the end of the second reinforcing layer 14, which is far away from the first reinforcing layer 12, is provided with the anticorrosive layer 13 formed by spraying anticorrosive paint, which is beneficial to reducing the probability of corrosion of the end cover.

The working principle is as follows: the improved insulating end cover of the wind driven generator is used, the end cover is sleeved with a machine body of the wind driven generator, the clamping sleeve 1 is fixedly connected with the machine body of the wind driven generator through the fixing bolt 7, then the screw rod 3 is rotated, the screw rod 3 is abutted to a low-speed shaft flange on the wind driven generator, meanwhile, the surface of the low-speed shaft flange is prevented from being scratched by the screw rod 3 through the rubber gasket 4 on the screw rod 3, so that the connection stability between the end cover and the machine body of the wind driven generator is improved, in addition, the bearing of the wind driven generator can smoothly rotate in the end cover through the oil sealing sleeve 9, the electric leakage of the end cover is avoided through the blocking effect of the insulating layer 10 on the current, the damage probability of the end cover is favorably reduced through the mutual matching between the first reinforcing plate 11 in the first reinforcing layer 12 and the second reinforcing plate 15 in the second reinforcing layer 14, the corrosion protection layer 13 advantageously reduces the probability of corrosion of the end cap. This improved generation aerogenerator insulation end cover, it is rational in infrastructure, and effectively improved the drawback that current aerogenerator insulation end cover exists, be favorable to using widely.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides an improved generation aerogenerator insulating end cover, includes joint sleeve (1), spliced pole (2) and a cover sleeve (5), its characterized in that: one end of the clamping sleeve (1) is fixedly connected with the connecting column (2), one end of the connecting column (2) far away from the clamping sleeve (1) is fixedly connected with a sleeve barrel (5), and the inner axle centers of the clamping sleeve (1), the connecting column (2) and the sleeve barrel (5) are respectively provided with mutually communicated through holes (8);

two opposite side walls of one end, far away from the connecting column (2), of the sleeve joint barrel (5) are fixedly connected with extension plates (6) respectively, the corners of one end, far away from the sleeve joint barrel (5), of the extension plates (6) are connected with screw rods (3) respectively in a threaded manner, one end, far away from the clamping sleeve (1), of each screw rod (3) is fixedly adhered with a rubber pad (4), and the side wall, far away from the sleeve joint barrel (5), of one end of each clamping sleeve (1) is connected with a plurality of fixing bolts (7) distributed in a circumferential array manner in a threaded manner;

the clamping sleeve (1), the connecting column (2) and the sleeve joint barrel (5) are identical in internal structure and are sequentially divided into an oil seal sleeve (9), an insulating layer (10), a first reinforcing layer (12), a second reinforcing layer (14) and an anticorrosive layer (13) from inside to outside.

2. The improved insulating end cover of the wind driven generator as claimed in claim 1, wherein: the inner side wall of the through hole (8) is fixedly sleeved with an oil seal sleeve (9), and one end, far away from the through hole (8), of the oil seal sleeve (9) is fixedly sleeved with an insulating layer (10).

3. The improved insulating end cover of the wind driven generator as claimed in claim 1, wherein: one end of the insulating layer (10) far away from the oil seal sleeve (9) is provided with a first reinforcing layer (12), and a plurality of first reinforcing plates (11) distributed in a circumferential array are fixedly connected inside the first reinforcing layer (12).

4. The improved insulating end cover of the wind driven generator as claimed in claim 1, wherein: one end, far away from the insulating layer (10), of the first reinforcing layer (12) is provided with a second reinforcing layer (14), and a plurality of second reinforcing plates (15) distributed in a staggered mode with the first reinforcing plates (11) are arranged inside the second reinforcing layer (14).

5. The improved insulating end cover of the wind driven generator as claimed in claim 1, wherein: and an anti-corrosion layer (13) formed by spraying anti-corrosion paint is arranged at one end of the second reinforcing layer (14) far away from the first reinforcing layer (12).