CN209908660U

CN209908660U - Novel wind driven generator

Info

Publication number: CN209908660U
Application number: CN201920563102.2U
Authority: CN
Inventors: 杨学文
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-24
Filing date: 2019-04-24
Publication date: 2020-01-07
Anticipated expiration: 2029-04-24

Abstract

The utility model provides a novel wind driven generator, which comprises a sleeve, wherein the outer wall of the sleeve is sequentially provided with a first bearing and a second bearing from top to bottom, an upper end cover and a first flange are respectively arranged above and below the first bearing, and the upper end cover, the outer ring of the first bearing and the first flange are connected through bolts; a second flange is arranged above the second bearing, and the outer ring of the second bearing is connected with the second flange through a bolt; a plurality of blades are arranged between the two flanges, a first permanent magnet and a second permanent magnet which are matched with each other are also arranged between the two flanges, and the two permanent magnets are arranged on the inner sides of the blades; the stator core is wound with a stator coil, a through hole is formed in the sleeve, the stator coil penetrates through the through hole to be led into the sleeve, and a power supply wire is led out from the interior of the sleeve. The wind driven generator adopts a vertical structural design, so that the corresponding wind driven generator set does not need to be additionally provided with parts such as a hub, three blades and the like with heavy weight and large volume.

Description

Novel wind driven generator

Technical Field

The utility model relates to a wind power generation technical field especially relates to a novel aerogenerator.

Background

The new energy industry is the leading industry of the 21 st century, and wind energy is a clean and pollution-free renewable energy, and a wind generating set can better convert the wind energy into electric energy; the other type is a double-fed type, and the wind generating set mainly comprises a three-blade structure, a hub structure, a gear box structure, a generator structure and the like.

In the prior art, a horizontal permanent magnet generator is generally adopted as a generator of a direct-drive wind generating set, the weight of the generator is higher, and a hub, three blades and the like which are heavy and large in size must be additionally arranged for the generator to work; and the tower climbing maintenance is needed, so that the maintenance workload is large.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that exists among the prior art, the utility model provides a novel wind driven generator, this generator adopt vertical structural design, just so make corresponding wind generating set need not install parts such as heavy, bulky wheel hub, three blades additional.

In order to achieve the purpose, the utility model provides a novel wind driven generator, which comprises a sleeve, wherein the sleeve is used for being connected with a wind driven generator set, a first bearing and a second bearing are sequentially arranged on the outer wall of the sleeve from top to bottom, and inner rings of the first bearing and the second bearing are both connected with the outer wall of the sleeve; an upper end cover and a first flange are respectively arranged above and below the first bearing, the upper end cover is used for sealing the top end of the sleeve, a plurality of first connecting holes are respectively arranged on the upper end cover, the outer ring of the first bearing and the first flange along the circumferential direction, the upper end cover, the outer ring of the first bearing and the first connecting holes on the first flange are correspondingly arranged, and the upper end cover, the outer ring of the first bearing and the first flange are connected together through bolts; a second flange is arranged above the second bearing, a plurality of second connecting holes are formed in the outer ring of the second bearing and the second flange along the circumferential direction, the second connecting holes in the outer ring of the second bearing and the second flange are arranged correspondingly, and the outer ring of the second bearing and the second flange are connected together through bolts; a plurality of blades are connected between the first flange and the second flange, a first permanent magnet and a second permanent magnet which are matched with each other are also arranged between the first flange and the second flange, the first permanent magnet and the second permanent magnet are fixed through clamping pieces, and the first permanent magnet and the second permanent magnet are arranged on the inner sides of the blades; the stator core is wound with a stator coil, the stator core and the stator coil form an inner stator, the sleeve is further provided with a through hole, the stator coil penetrates through the through hole to be led into the sleeve, and a power supply wire is led out from the sleeve.

Preferably, the blades are of a helical construction.

Preferably, the blades are made of carbon fiber material.

Preferably, each vane is removably connected between the first and second flanges.

Preferably, the top end and the bottom end of the blade are respectively provided with a first connecting sheet and a second connecting sheet, the first connecting sheet is provided with a third connecting hole, and the first connecting sheet, the upper end cover, the outer ring of the first bearing and the first flange can be connected together through bolts; and a fourth connecting hole is formed in the second connecting sheet, and the second connecting sheet, the outer ring of the second bearing and the second flange can be connected together through bolts.

The beneficial effects of the utility model reside in that above-mentioned novel aerogenerator is particularly useful for directly driving type wind generating set, and this generator adopts vertical structural design, just so makes corresponding wind generating set need not install parts such as heavy, bulky wheel hub, three blades additional. The direct-drive wind generating set comprising the generator has the following advantages: 1. the yaw and pitch control system is not provided, and the structure is simple; 2. the permanent magnetic direct drive technology is adopted, expensive parts such as three blades, a gear box, a hub and the like are not needed, and the total weight is obviously reduced; 3. the maintenance workload is small, the tower mainly works at the bottom of a tower footing, the tower climbing times of the fan can be reduced, and the high-altitude risk is avoided; 4. the parts are convenient to replace, the number of the blades can be adjusted according to wind conditions, and the spiral design of the blades can increase the wind energy utilization rate; 5. the reliability is high, and the failure rate is low; 6. no extra-large lengthened component is provided, and the transportation is convenient; 7. the blades can be made of carbon fibers, are light in weight and can be independently replaced, and the risk of collision between the blades and the tower barrel is avoided.

Drawings

Fig. 1 shows a schematic structural diagram of a novel wind power generator according to the present invention.

Fig. 2 shows a partial structure explosion diagram of the novel wind power generator according to the present invention.

Fig. 3 shows a partial structure explosion diagram of the novel wind power generator according to the present invention.

Fig. 4 shows a schematic partial structure diagram of the novel wind power generator according to the present invention.

Reference numerals: 1-sleeve, 2-upper end cover, 3-first bearing, 4-first flange, 5-second flange, 6-second bearing, 7-blade, 8-first permanent magnet, 9-second permanent magnet, 10-clamping piece, 11-first connecting piece, 12-second connecting piece, 13-third connecting hole, 14-first connecting hole, 15-bolt, 16-stator core, 17-stator coil and 18-perforation.

Detailed Description

The following description will further describe embodiments of the present invention with reference to the accompanying drawings.

As shown in fig. 1-4, the utility model relates to a novel wind driven generator includes a sleeve 1, the sleeve 1 is used for being connected with the wind generating set, concretely the sleeve 1 is used for being connected with a tower section of thick bamboo among the wind generating set, be equipped with first bearing 3 and second bearing 6 on the outer wall of sleeve 1 from last to down in proper order, the specific inner circle of first bearing 3 and second bearing 6 all is connected with the outer wall of sleeve 1, can adopt the mode of interference connection to be connected the inner circle of first bearing 3 and second bearing 6 with the outer wall of sleeve 1 is connected; an upper end cover 2 and a first flange 4 are respectively arranged above and below the first bearing 3, the upper end cover 2 is used for sealing the top end of the sleeve 1, a plurality of first connecting holes 14 are respectively arranged on the upper end cover 2, the outer ring of the first bearing 3 and the first flange 4 along the circumferential direction, the upper end cover 2, the outer ring of the first bearing 3 and the first connecting holes 14 on the first flange 4 are correspondingly arranged, and the upper end cover 2, the outer ring of the first bearing 3 and the first flange 4 are connected together through bolts 15; a second flange 5 is arranged above the second bearing 6, a plurality of second connecting holes are formed in the outer ring of the second bearing 6 and the second flange 5 along the circumferential direction, the outer ring of the second bearing 6 and the second connecting holes in the second flange 5 are arranged correspondingly, and the outer ring of the second bearing 6 and the second flange 5 are connected together through bolts 15; a plurality of blades 7 are connected between the first flange 4 and the second flange 5, a first permanent magnet 8 and a second permanent magnet 9 which are matched with each other are also arranged between the first flange 4 and the second flange 5, the first permanent magnet 8 and the second permanent magnet 9 are fixed through a clamping piece 10, and the first permanent magnet 8 and the second permanent magnet 9 are arranged on the inner side of the blades 7; a plurality of stator cores 16 are circumferentially arranged on the outer wall of the sleeve 1 surrounded by the first permanent magnet 8 and the second permanent magnet 9, a stator coil 17 is wound on the stator cores 16, the stator cores 16 and the stator coil 17 form an inner stator, the sleeve 1 is further provided with a through hole 18, the stator coil 17 is led into the sleeve 1 through the through hole 18, and a power supply wire is led out from the sleeve 1.

The utility model relates to a blade 7 is used for absorbing wind energy, blade 7 adopts spiral structure to improve the wind energy absorption rate, slow down the torrent and strike. In order to reduce weight, the blades 7 are made of carbon fiber material. The utility model relates to a blade 7 quantity can be adjusted according to the wind regime, that is to say, every equal detachable of blade 7 is connected between first flange 4 and second flange 5. In this embodiment, the specific structural design is as follows: the top end and the bottom end of the blade 7 are respectively provided with a first connecting sheet 11 and a second connecting sheet 12, the first connecting sheet 11 is provided with a third connecting hole 13, and the first connecting sheet 11, the upper end cover 2, the outer ring of the first bearing 3 and the first flange 4 can be connected together through bolts 15; and a fourth connecting hole is formed in the second connecting piece 12, and the second connecting piece 12, the outer ring of the second bearing 6 and the second flange 5 can be connected together through a bolt 15.

In specific use, when blade 7 receives wind effect, can take place to rotate, and then drives first permanent magnet 8 and second permanent magnet 9 take place to rotate, and static stator coil 17 can cut the horizontal magnetic induction line that forms between first permanent magnet 8 and the second permanent magnet 9 this moment, and then output electric energy.

The utility model relates to a novel aerogenerator is particularly useful for directly driving type wind generating set, and this generator adopts vertical structural design, just so makes corresponding wind generating set need not install parts such as wheel hub, three blades that weight is big, bulky additional. The direct-drive wind generating set comprising the generator has the following advantages: 1. the yaw and pitch control system is not provided, and the structure is simple; 2. the permanent magnetic direct drive technology is adopted, expensive parts such as three blades, a gear box, a hub and the like are not needed, and the total weight is obviously reduced; 3. the maintenance workload is small, the tower mainly works at the bottom of a tower footing, the tower climbing times of the fan can be reduced, and the high-altitude risk is avoided; 4. the parts are convenient to replace, the number of the blades can be adjusted according to wind conditions, and the spiral design of the blades can increase the wind energy utilization rate; 5. the reliability is high, and the failure rate is low; 6. no extra-large lengthened component is provided, and the transportation is convenient; 7. the blades can be made of carbon fibers, are light in weight and can be independently replaced, and the risk of collision between the blades and the tower barrel is avoided.

Claims

1. A novel wind driven generator is characterized in that: the wind driven generator set comprises a sleeve, wherein the sleeve is used for being connected with a wind driven generator set, a first bearing and a second bearing are sequentially arranged on the outer wall of the sleeve from top to bottom, and inner rings of the first bearing and the second bearing are connected with the outer wall of the sleeve; an upper end cover and a first flange are respectively arranged above and below the first bearing, the upper end cover is used for sealing the top end of the sleeve, a plurality of first connecting holes are respectively arranged on the upper end cover, the outer ring of the first bearing and the first flange along the circumferential direction, the upper end cover, the outer ring of the first bearing and the first connecting holes on the first flange are correspondingly arranged, and the upper end cover, the outer ring of the first bearing and the first flange are connected together through bolts; a second flange is arranged above the second bearing, a plurality of second connecting holes are formed in the outer ring of the second bearing and the second flange along the circumferential direction, the second connecting holes in the outer ring of the second bearing and the second flange are arranged correspondingly, and the outer ring of the second bearing and the second flange are connected together through bolts; a plurality of blades are connected between the first flange and the second flange, a first permanent magnet and a second permanent magnet which are matched with each other are also arranged between the first flange and the second flange, the first permanent magnet and the second permanent magnet are fixed through clamping pieces, and the first permanent magnet and the second permanent magnet are arranged on the inner sides of the blades; the stator core is wound with a stator coil, the stator core and the stator coil form an inner stator, the sleeve is further provided with a through hole, the stator coil penetrates through the through hole to be led into the sleeve, and a power supply wire is led out from the sleeve.

2. The new wind generator of claim 1, characterized in that: the blades are of a spiral structure.

3. The new wind generator of claim 2, wherein: the blades are made of carbon fiber materials.

4. The new wind generator as claimed in claim 3, wherein: each blade is removably connected between the first and second flanges.

5. The new wind generator as claimed in claim 4, wherein: the top end and the bottom end of the blade are respectively provided with a first connecting sheet and a second connecting sheet, the first connecting sheet is provided with a third connecting hole, and the first connecting sheet, the upper end cover, the outer ring of the first bearing and the first flange can be connected together through bolts; and a fourth connecting hole is formed in the second connecting sheet, and the second connecting sheet, the outer ring of the second bearing and the second flange can be connected together through bolts.