CN202832971U

CN202832971U - Double-oar aerogenerator

Info

Publication number: CN202832971U
Application number: CN2011203685322U
Authority: CN
Inventors: 钟先成; 阳元发; 袁誉斌; 欧阳明
Original assignee: WUHAN ZHENXING TIANDI ELECTROMECHANICAL CO Ltd
Current assignee: WUHAN ZHENXING TIANDI ELECTROMECHANICAL CO Ltd
Priority date: 2011-09-30
Filing date: 2011-09-30
Publication date: 2013-03-27
Anticipated expiration: 2021-09-30

Abstract

A double-oar aerogenerator comprises a front wind wheel, a housing (23) and the inner structure thereof, a rear wind wheel and a tower, wherein the front fan blade (3) of the front wind wheel and the rear fan blade (10) of the rear wind wheel rotates in opposite directions when wind blows. The inner structure of the housing comprises a generating assembly, a main shaft sleeve (15) a large sleeve (17), bearings (14, 16, 19, 37), a turning axle sleeve (18), a turning axle (20), collector rings (7, 8) and screws (6, 24, 25, 26) arranged in and between components, wherein the generating assembly can be a multipath magnetic circuit disk generator composed of a rotor (5) and a coil winding (4) arranged spacedly, the front wind wheel under the wind power effect drives the rotor to rotate synchronously, and the rear wind wheel drives the coil winding to rotate synchronously in opposite direction to the rotation direction of the rotor thereby increasing the relative movement speed between the rotor and the coil winding of the generator, and improving generating efficiency. The utilization rate of the rotor in cooperation with the multipath magnetic circuit disk generator disclosed in the utility model can be increased.

Description

Two propeller wind driven generators

Technical field

The utility model belongs to technical field of wind power generator, relates to a kind of pair of propeller wind driven generator.

Background technique

Electric energy is one of indispensable important energy source in the modern society, traditional generation mode has coal generating, hydroelectric power, nuclear power, wind-power electricity generation etc., along with the development of society and the development and use of the energy, the large generation mode that drops into of tradition can not satisfy the demand of social life and production.

The wind-power electricity generation reasons for its use is to shine upon earth surface, and the earth surface difference of being heated everywhere produces the temperature difference, thereby the convective motion that causes atmosphere forms wind, and its energy that carries is wind energy.Thereby the moving blower fan rotation of wind drives the generator rotary electrification and is called wind-driven generator, i.e. wind-powered electricity generation.Wind energy is a kind of reformulations of solar energy, in recent years, outstanding along with global energy resources and environment problem, particularly take the becoming clear day by day as the Global climate change of key character of warming, wind-powered electricity generation more and more is subject to showing great attention to and paying attention to of countries in the world, and under making joint efforts, various countries obtained fast development, present global installed capacity of wind-driven power has surpassed 100,000,000 kilowatts, wind-powered electricity generation has become the important component part of world energy sources, particularly under the powerful pulling in the market of global wind, the Wind Power Generation Industry development is very fast, installed capacity of wind-driven power increases sharply, the wind-powered electricity generation single-machine capacity constantly enlarges, the safety and reliability of wind-powered electricity generation obviously improves, unprecedented surging of the enthusiasm of each side investment wind-powered electricity generation, through the effort that continues for many years, wind-powered electricity generation has entered by small-sized scale and has replenished the important development stage that the energy changes to extensive main energy sources.2007, the specific development objectives of the renewable energy sources of national stage is formulated and externally announced in countries in the world in succession, the identical point of country variant developing goal is, in the process that promotes the renewable energy sources industrialization, emphasized the responsibility of government in Renewable Energy Development, normally government's input in science and technology is existing, carries out subsequently market development.

And in China, renewable energy sources also is in Rapid development stage, some technology have reached or near the level of commercialized development, no matter from resource, the angle of technology and industry, the potentiality that extensive development all will be arranged in recent years, renewable energy sources has begun to play a role in the energy supply of China, in consisting of, the future source of energy supply can have very important status, national development target according to government formulate, the generating ratio of the year two thousand twenty renewable energy sources can reach more than 15%, can reach 30% or higher level after the year two thousand forty, become important alternative energy source.

In sum, huge, the promise well of wind-force industry market, but because China's wind-force industry is started late, also there are simultaneously many problems to be solveds, for example, utilizing as everyone knows wind-power electricity generation is to be unable to do without generator, and the generation current engine efficiency is low, volume large, the waste resource is technical bottleneck problem anxious to be resolved.And present wind-power electricity generation all adopts the single-blade form, and its fan blade that utilizes wind-force to drive and be positioned at pylon one side rotates, and is mechanical energy with wind energy transformation, generates electricity by being installed on inner generator again.But the natural resources that the wind-driven generator of single-blade form can utilize is limited, in order to find a kind of better generation mode, and respond the situation of global low-carbon (LC), environmental protection, rationally make full use of the natural resources, we need to find a kind of wind-driven generator low, safe and reliable to operation and that efficient is high that drops into, it can utilize limited wind resource to send more electric energy, satisfies social needs.

Summary of the invention

The purpose of this utility model is to avoid the deficiency of existing wind-driven generator, a kind of pair of propeller wind driven generator is provided, two groups of fan blades are connected to respectively coil winding and the rotor of generator, two groups of fan blades are done the rotation of different direction, drive coil winding and rotor and do respectively the rotation of different direction, rationalize and maximization thereby the utilization of resources can be reached, greatly improve the generating efficiency of generator, produce more electric energy.Particularly, cooperate the multi-magnetic circuit disc type generator of our company's invention to use, generated energy is further enhanced.

According to a preferred implementation of the present utility model, a kind of pair of propeller wind driven generator is provided, it comprises front wind wheel, shell and internal structure thereof, rear wind wheel, and pylon, the enclosure structure comprises: generator assembly, rack sleeve and large sleeve, bearing, the running shaft sleeve, running shaft, collector ring, wherein generator assembly is disk generator assembly or with cored generator, it comprises rotor and coil winding, it is characterized in that, the direction of rotation of rear fan blade when rotating down with the wind of the front fan blade of front wind wheel and rear wind wheel, front wind wheel rotor driven under the wind-force effect rotates synchronously, then wind wheel then drives coil winding and rotates synchronously with the direction opposite with rotor, thereby so that form relative movement between rotor and the coil winding, and then because the coil winding cutting magnetic line produces electric energy.

According to another preferred implementation of the present utility model, front wind wheel comprises former dome, front wind wheel hub, front fan blade, main shaft, front locking nut, and front fan blade is contained on the front wind wheel hub, is connected and fixed by locking nut and main shaft again; Rear wind wheel comprises rear air guide sleeve, rear wind wheel hub, rear fan blade, rear blade shaft, rear locking nut, and rear fan blade is contained on the rear wind wheel hub, is connected and fixed by rear locking nut and rear blade shaft again, and this front wind wheel and rear wind wheel are wind-drive devices.

According to another preferred implementation of the present utility model, described disk generator is multi-magnetic circuit disc type generator, and it comprises: m-1 rotor, a m coil winding, and wherein m is the positive integer more than or equal to 3; Described rotor and described coil winding are spaced; Coil winding has output terminal;

Wherein, each described rotor includes rotor disk and a plurality of magnet steel, each magnet steel all runs through rotor disk, so that two magnetic poles of each magnet steel are exposed to respectively the both sides of this rotor disk, the mode that each magnet steel replaces with magnetic pole in the same side of this rotor disk is arranged on this rotor disk, and when assembling automatically with adjacent rotor in the corresponding magnetic pole aligning of magnet steel, thereby so that rotor mutually locate;

Wherein, each described coil winding includes winding dish and coil array, and wherein said coil array comprises a plurality of coil groups;

Wherein, a described m-1 rotor all is connected and fixed with described main shaft; Main shaft is in the same place with bearing assemble with rack sleeve; The front end of rack sleeve is connected and fixed by screw and coil winding, and the rear end is connected and fixed by screw and rear blade shaft, thereby front wind wheel rotor driven under the wind-force effect rotates synchronously, and then the wind wheel assembly then drives coil winding and rotates synchronously with opposite direction.

According to another preferred implementation of the present utility model, wherein the described magnet steel of this multi-magnetic circuit disc type generator is that the cross section is circular or the column permanent magnet of fan-shaped or rectangle, and the magnet steel quantity on described each rotor disk is even number.

According to another preferred implementation of the present utility model, wherein the described rotor disk of this multi-magnetic circuit disc type generator is identical with the shape of described winding dish, and described rotor disk and described winding dish are disk, fan-shaped disk, parallelogram dish or oblong-shaped disc.

According to another preferred implementation of the present utility model, wherein the rotor disk of this multi-magnetic circuit disc type generator and winding dish are made by resin material, and described resin material comprises BMC or epoxy resin.

According to another preferred implementation of the present utility model, wherein the quantity of the described magnet steel of this multi-magnetic circuit disc type generator and described coil groups is identical, also can be not identical.

According to another preferred implementation of the present utility model, wherein the described coil winding of this multi-magnetic circuit disc type generator is to turn to a plurality of coil groups by one or more enameled cable, forms with the resin material enrobed compacted again.

According to another preferred implementation of the present utility model, wherein the output of the described coil winding of this multi-magnetic circuit disc type generator is formed by following mode: the series connection that each coil winding is exported separately, perhaps each coil winding parallel connection of exporting separately, or the coil winding series parallel connection of exporting separately.

According to another preferred implementation of the present utility model, when coil winding is served as reasons a plurality of coil groups that many enameled cables turn to, the a plurality of coils that formed by same enameled cable or many enameled cables in coil winding are as one group, have 1 output terminal, the output terminal of each coil groups or parallel connection or series connection or series parallel connection form the output terminal of this coil winding.

According to another preferred implementation of the present utility model, the generator with cored wherein comprises: bearing, rotor iron core, magnet steel, coil, coil fixed muffle, end cap and screw, rotor iron core places on the main shaft in aggregates by spline joint, can rotate together; Magnet steel is circular-arc permanent magnet, evenly is embedded in the surface of rotor iron core; Its formation is with the rotor of cored generator; Its coil is to be through equably on the silicon steel plate by the enameled cable coiling, become one circular, place again in the coil fixed muffle, utilize draw-in groove fixing in aggregates, its formation is with the coil winding of cored generator, the rotor of described generator places in the coil winding of described generator, uses bearing assemble; The two end cap upper end cap of coil fixed muffle is screwed; Just form the iron core type generator; This rotor and this coil winding can relatively rotate, and leave air gap between rotor and the coil winding, by cutting magnetic line, produce electric energy during rotation.

The utility model is equivalent to make generator speed to be doubled, and has therefore improved the Generation Rate of generator, compares with the wind-driven generator of single-blade, produces electric energy and will exceed one times.Particularly, be combined with another patent of invention of our company: multi-magnetic circuit disc type generator is further enhanced generated energy.

Description of drawings

To understand more fully the utility model from following detailed description by reference to the accompanying drawings, this accompanying drawing is schematically, and all parts in the light of actual conditions are not shown, and is in and knows that purpose proportionally draws, wherein:

Fig. 1 shows of the present utility model pair of propeller wind driven generator structural representation.

Fig. 1-1 shows the two propeller wind driven generator structural representations that do not comprise two groups of fan blades.

Fig. 2 shows the core component structural upright schematic representation of the multi-magnetic circuit disc type generator of the utility model use, wherein has 4 coil winding and 3 rotors.

Fig. 3 is the structural drawing that illustrates generator amature shown in Fig. 2.

Fig. 4 is the structural drawing that illustrates coil winding shown in Fig. 2.

Fig. 5 is the structural representation of the iron core type generator of the utility model use.

Fig. 6 is two propeller wind driven generator structural representations that the utility model uses the iron core type generator.

In the drawings: 1---former dome, 2---front wind wheel hub, 3---front fan blade, 4,4-1,4-2,4-3,4-4---coil winding, 5,5-1,5-2,5-3---rotor, 6---screw, 7---collector ring, 8---collector ring, 9---rear wind wheel hub, 10---rear fan blade, 11---rear air guide sleeve, 12---front locking nut, 13---main shaft, 14---bearing, 15---rack sleeve, 16---bearing, 17---large sleeve, 18---the running shaft sleeve, 19---bearing, 20---running shaft, 21---rear blade shaft, 22---rear locking nut, 23---shell, 24---screw, 25---screw, 26---screw, 58,58-1a, 58-2a, 58-3a, 58-1b---magnet steel, 59,59-1,59-2,59-3---rotor disk, 410,410-1a, 410-1b---coil groups, 411,411-1---winding dish, 31---magnet steel, 32---rotor iron core, 33---the coil fixed muffle, 34---end cap, 35---screw, 36---coil, 37---bearing.

Embodiment

Below in conjunction with accompanying drawing preferred implementation of the present utility model is described further.

Fig. 1 and Fig. 1-1 shows the structural representation of of the present utility model pair of propeller wind driven generator.

Of the present utility model pair of propeller wind driven generator comprises: the essential structure (not shown) of wind-driven generator in the prior aries such as front wind wheel, shell 23 and internal structure thereof, rear wind wheel and pylon.

Wherein, front wind wheel comprises former dome 1, front wind wheel hub 2, front fan blade 3, main shaft 13, front locking nut 12.Rear wind wheel comprises rear air guide sleeve 11, rear wind wheel hub 9, rear fan blade 10, rear blade shaft 21, rear locking nut 22.Front fan blade 3 is contained on the front wind wheel hub 2, is connected and fixed with main shaft 13 by front locking nut 12 again; Rear fan blade 10 is contained on the rear wind wheel hub 9, is connected and fixed with rear blade shaft 21 by rear locking nut 22 again, and main shaft 13 and rear blade shaft 21 all extend in the shell 23, and rotation is not each other affected by the other side all.Front wind wheel and rear wind wheel are wind-drive devices, and its effect is the mechanical energy that the kinetic energy that moving air has is changed into wind wheel rotation, and wind wheel generally is comprised of 2 or 3 fan blades.In the utility model, the windward side of front fan blade 3 and rear fan blade 10 is opposite, and therefore under the wind-force effect, one group of fan blade is to turn clockwise, and another group fan blade is to be rotated counterclockwise simultaneously.

Shell 23 internal structures comprise: generator assembly, rack sleeve 15, large sleeve 17, bearing 14,16, running shaft sleeve 18, running shaft 20, bearing 19, collector ring 7, collector ring 8 and each

assembly screw

6,24,25,26 between each assembly that neutralizes.

Generator assembly in the utility model preferably adopts another invention of the inventor: multi-magnetic circuit disc type generator, in order to further raise the efficiency.Multi-magnetic circuit disc type generator mainly comprises rotor 5 and coil winding 4, and the situation that comprises 3 rotors and 4 coil winding has been shown in Fig. 1 and Fig. 1-1, and its each interval is arranged.The concrete structure of rotor and coil winding will specifically describe hereinafter.Can find out more clearly that such as Fig. 1-1 rotor 5 is connected and fixed with main shaft 13 during assembling; Main shaft 13 and rack sleeve 15 usefulness bearings 14 are assembled together; The front end of rack sleeve 15 is connected and fixed by screw 24 and coil winding 4, and the rear end is connected and fixed by screw 26 and rear blade shaft 21, and rack sleeve 15 and large sleeve 17 usefulness bearings 16 are assembled together; Running shaft sleeve 18 is fixed with large sleeve 17; Running shaft 20 is assembled together with running shaft sleeve 18 usefulness bearings 19, and running shaft sleeve 18 is with running shaft 20 rotations, thus whole wind-driven generator can be flatly in 360 ° scope box haul change adjust wind wheel towards, it is facingd the wind rotates.Collector ring 7 and collector ring 8 are parts well-known in the art, and it can be used in any Mechatronic Systems that needs again transmission power supply and signal from the fixed position to the rotational position when requiring continuous rotation, and avoids wire to cause in rotary course and sprain.The current collection structure of rings is known in the art with acting on, and does not repeat them here.As shown in the figure, the shell of collector ring 8 is connected and fixed by screw 25 and large sleeve 17, and its inner member is with rack sleeve 15 rotations, and the output terminal of collector ring 8 is electrically connected with the input end of collector ring 7, and the output terminal of collector ring 7 consists of the output of generator.

Under the wind-force effect, if front fan blade 3 turns clockwise, then simultaneously rear fan blade 10 is rotated counterclockwise.Because front fan blade 3 is connected and fixed with main shaft 13, main shaft 13 is connected and fixed with rotor 5, therefore, the dextrorotation of front fan blade 3 change of team drives main shaft 13 and turns clockwise synchronously with it, and rotor driven 5 turns clockwise with it synchronously thus.And, because rear fan blade 10 is connected and fixed with rear blade shaft 21, rear blade shaft 21 is connected and fixed with rack sleeve 15, rack sleeve 15 is connected and fixed with coil winding 4, therefore, blade shaft 21, rack sleeve 15 were rotated counterclockwise with it synchronously after being rotated counterclockwise of rear fan blade 10 can drive, and drove thus coil winding 4 and be rotated counterclockwise synchronously with it.Certainly, also can be under the wind-force effect, front fan blade 3 is rotated counterclockwise, and rotor driven 5 is rotated counterclockwise with it synchronously, and simultaneously rear fan blade 10 turns clockwise, and drives coil winding 4 and turns clockwise synchronously with it.As seen, in the utility model, under the wind-force effect, two groups of fan blades rotate along different direction, drive generator amature 5 and coil winding 4 simultaneously to different direction rotations, produce electric energy.And simultaneously to different direction rotations, and then increased speed of related movement between the two just because of rotor 5 and coil winding 4, under equal wind-force, improved generator efficiency.

Except adopting above-mentioned front and back wind wheel, the utility model preferably adopts multi-magnetic circuit disc type generator that the inventor designs as generator assembly.Fig. 2 and Fig. 3 show the of the present utility model pair of employed multi-magnetic circuit disc type generator of propeller wind driven generator.Multi-magnetic circuit disc type generator of the present utility model comprises the output block (not shown in detail) that a plurality of rotors 5, a plurality of coil winding 4 and generator assembly must comprise, output block is connected to traditional electrical output.Wherein, a plurality of coil winding 4 are fixed together by screw 6, wherein are connected and fixed by screw 24 and rack sleeve 15 by of rear end in the coil winding; A plurality of rotors 5 and main shaft 13 are connected and fixed.Each parts also can be connected and fixed according to other traditional modes.As previously mentioned, front and back wind wheel is rotor driven, coil winding rotation respectively, consist of the power input of generator, and its output is identical with the output of conventional electric generators, can be connected to suitable electric consumer from net, such as storage battery, vehicle charging station etc. also can be with the conventional means rear conveying of adjusting and be incorporated into the power networks.

Such as Fig. 1-1 and shown in Figure 2, its illustrated four coil winding of this multi-magnetic circuit disc type generator and upper each coil groups thereof with three rotors and go up schematic representation corresponding to each magnet steel.As can be seen from the figure, multi-magnetic circuit disc type generator of the present utility model has four coil winding 4 and three rotors 5, rotor 5-1 is sandwiched between coil winding 4-1, the 4-2, rotor 5-2 is sandwiched between coil winding 4-2, the 4-3, rotor 5-3 is sandwiched between coil winding 4-3, the 4-4, that is, coil winding and rotor begin from the left side to arranging in the following order the right side: coil winding 4-1, rotor 5-1, coil winding 4-2, rotor 5-2, coil winding 4-3, rotor 5-3, coil winding 4-4.

Fig. 3 illustrates the structure of multi-magnetic circuit disc type generator rotor 5-1.As shown in the figure, rotor 5-1 comprises rotor disk 59-1 and is evenly arranged in the interior a plurality of magnet steel 58 of rotor disk 59-1, such as 58-1a, 58-1b ... but the quantity of magnet steel is even number, each magnet steel 58 is circular or fan-shaped for the cross section or rectangle or Else Rule or erose column permanent magnet, all run through rotor disk 59-1, so that two magnetic poles of each magnet steel are exposed to respectively two sides of rotor disk 59-1, thereby can use the double-sided magnetic of each magnet steel.Take magnet steel 58-1a as example, its left surface at rotor disk 59-1 exposes the S utmost point, exposes the N utmost point at the right flank of rotor disk 59-1.And each magnet steel along the circumferential direction is evenly arranged on the rotor disk 59-1 in the mode that the N utmost point and the S utmost point replace in the same side of rotor disk 59-1.For instance, magnet steel 58-1a exposes the S utmost point in the side of rotor disk 59-1, and then magnet steel 58-1b exposes the N utmost point in the same side, by that analogy.In addition, it should be noted that for multi-magnetic circuit disc type generator that the shape of its a plurality of rotor disks (such as rotor disk 59-1,59-2,59-3) is identical, the quantity of its upper magnetic steel is identical, and the position of magnet steel also corresponds to each other.Rotor disk can adopt resin material to make, for example the BMC(BMC), epoxy resin or other have the material of electrical insulating property.

Although the rotor disk shown in Fig. 3 is disk, yet it can be Else Rule or erose dish for fan-shaped disk, parallelogram dish, oblong-shaped disc or card equally.And, although magnet steel number shown in Figure 3 is 12, yet it will be understood by those skilled in the art that its quantity can be more or less, should be even number.

Has respectively the magnet steel that runs through rotor disk 59-1,59-2,59-3 on rotor 5-1, rotor 5-2 and the rotor 5-3, so when assembling, the magnet steel in the different rotor dish leans on magnetic pole each other to interact (being that homopolar-repulsion, heteropole are inhaled mutually) and synchronously rotation of auto-alignment and maintenance.For instance, because magnet steel 58-1a exposes the S utmost point in the left side of rotor disk 59-1, right side at rotor disk 59-1 then exposes the N utmost point, magnet steel 58-2a exposes the S utmost point in the left side of rotor disk 59-2, expose the N utmost point on the right side of rotor disk 59-2, and magnet steel 58-3a exposes the S utmost point in the left side of rotor disk 59-3, right side at rotor disk 59-3 then exposes the N utmost point, therefore, under magnetic pole interacts, its left side of magnet steel 58-1a(on the rotor disk 59-1 is the S utmost point, the right side is the N utmost point) automatically with rotor disk 59-2 on its left side of magnet steel 58-2a(be the S utmost point, the right side is the N utmost point) aim at and keep synchronous and rotate, and its left side of the magnet steel 58-2a(on the rotor disk 59-2 is the S utmost point, the right side is the N utmost point) automatically with rotor disk 59-3 on its left side of magnet steel 58-3a(be the S utmost point, the right side is the N utmost point) aim at and keep synchronous and rotate.Hence one can see that, from the magnet steel 58-2a of the magnet steel 58-1a on the rotor 5-1 and corresponding with it rotor 5-2 and with it the magnetic line of force direction of the magnet steel 58-3a of corresponding rotor 5-3 be consistent.

Situation with 4 coil winding 4-1,4-2,4-3,4-4 has been shown among the utility model accompanying drawing 1-1.Accompanying drawing 4 for example understands the structure of coil winding 4-1.

As shown in the figure, coil winding 4-1 comprises winding dish 411-1 and the sector (-shaped) coil array that is evenly arranged on the winding dish 411-1, this sector (-shaped) coil array is by an enameled cable or many a plurality of sector (-shaped) coil groups 410 that enameled cable coiling in parallel forms, such as 410-1a, 410-1b ...Each coil groups is comprised of a plurality of coils, and each coil groups is that the one side from the winding dish extends to another side,, can see same coil groups from winding dish both sides that is.Draw from winding dish 411-1 at the two ends of this enameled cable, as anode and the negative electrode of coil array, the i.e. anode of coil winding and negative electrode.

In the preferred forms that illustrates, the quantity of sector (-shaped) coil group is identical with magnet steel quantity on the rotor disk, and position corresponding (in Fig. 4, see through coil groups and can see magnet steel).These sector (-shaped) coil groups along the circumferential direction are evenly arranged on the winding dish 411-1, again by insulating material, such as the BMC(BMC), enrobed compacted is made coil winding.

In addition, it should be noted that for multi-magnetic circuit disc type generator that the shape of its a plurality of coil winding (being coil winding 4-1,4-2,4-3,4-4 in this example) is identical, quantity of sector (-shaped) coil group position identical and coil groups also corresponds to each other on it.

In addition, although the coil winding 4-1 shown in the figure, 4-2,4-3,4-4 are disk, yet it equally can be for fan-shaped disk, parallelogram dish, oblong-shaped disc or card be Else Rule or erose dish, but it is identical with the rotor disk shape preferably to satisfy its shape.

Although the number of stitches that illustrates in the drawings is 12, yet it will be understood by those skilled in the art that its quantity can be more or less, preferably consistent with the quantity of magnet steel.

Although fan-shaped coil array is formed by an enameled cable coiling in this example, yet it will be understood by those skilled in the art that other winding methods that can adopt prior art, for example use two or many enameled cable coilings.When adopting many enameled cable coilings, the coil array in the coil winding can be divided into 2 groups or many groups according to the difference of line, every group with other group serial or parallel connection or series parallel connection, finally consist of the output of whole coil winding.

Winding dish 411-1 can adopt resin material to make, and except BMC above-mentioned, can also adopt epoxy resin or other to have the material of electrical insulating property.

Of the present utility model pair of propeller wind driven generator adopting above-mentioned multi-magnetic circuit disc type generator to carry out in the situation of work, when front and back wind wheel is rotated with different direction, front wind wheel rotor driven synchronous rotary, rear wind wheel drives the coil winding synchronous rotary, thus so that coil winding cutting magnetic line generation current.The anode of four coil winding, negative electrode after can joining end to end and consisting of series via are exported the electric current that produces.Wherein, coil winding 4-2 between rotor 5-1 and rotor 5-2 is cutting rotor 5-1 and the formed magnetic line of force of rotor 5-2 simultaneously, thereby is the twice of coil winding 4-1 or 4-4 at the electric current that this coil winding produces.That is, improve the utilization ratio of rotor, reduced the quantity of coil winding.

In addition, although it should be appreciated by those skilled in the art that four coil winding are in series by anode, negative electrode end-to-end in the mode of execution that illustrates, it also can be in parallel, series-parallel as required.

By Fig. 3 and Fig. 4 as seen, compare with the mode of execution of in the prior art list being organized stator-rotor simple superposition, the of the present utility model pair of generator assembly that propeller wind driven generator adopts, by this coil winding, rotor be spaced and two rotors between only accompany the structure of a coil winding, take full advantage of rotor magnetic, reduced the quantity of coil winding, and, because coil winding of the present utility model does not adopt the structure of the silicon steel plate winding around of traditional stator, reduce cost of production, alleviated the integrated machine body weight, and reduced heat loss, improve the rotor utilization ratio, and then further improved efficient.。

Therefore, compare with single-blade wind-driven generator in the prior art, the utility model is by adopting this pair of propeller wind driven generator, two groups of fan blades are rotated along different direction, the rotor that drives thus generator rotates to different directions simultaneously with coil winding, first-class being same as of its essence is doubled the rotating speed of generator, can take full advantage of limited wind resource.Together use in conjunction with multi-magnetic circuit disc type generator of the present utility model simultaneously, compare with traditional wind-driven generator, its generated energy exceeds many times.

The utility model is not limited to adopt the situation of corresponding four coil winding of above-mentioned three rotors, it can make up according to required, for example according to as the arrangement of above-mentioned preferred embodiment and the generator of corresponding five coil winding of four rotors that arrange ... can have m-1 rotor and m coil winding, wherein m is the positive integer more than or equal to 3.

Although it is the multi-magnetic circuit disc type generator that the inventor invents that the above has described what adopt in the of the present utility model pair of propeller wind driven generator, the utility model also can adopt tradition to realize with cored generator.With cored generator as shown in Figure 5, formed by bearing 37, rotor iron core 32, magnet steel 31, coil 36, coil fixed muffle 33, end cap 34 and screw 35.Its rotor iron core 32 places on the main shaft 13 in aggregates by spline joint, can rotate together; Magnet steel 31 is circular-arc permanent magnets, evenly is embedded in the surface of rotor iron core 32; This is generator amature 5.Its coil 36 is to be through equably on the silicon steel plate by the enameled cable coiling, becomes one circular, places in the coil fixed muffle 33 again, utilizes draw-in groove fixing in aggregates; This is generator coil winding 4.This generator amature places in the generator coil winding, with bearing 37 assemblings; Coil fixed muffle 33 two end cap upper end caps 34, fixing with screw 35; Just form the iron core type generator.

At this moment, as shown in Figure 6, similar shown in its Placement and Fig. 1 and Fig. 1-1, this moment, rack sleeve 15 was connected and fixed by screw 24 and end cap 34.Front fan blade 3 rotarily drive the rotation of main shaft 13 and connected rotor synchronous, the opposite spin of rear fan blade 10 drives connected rack sleeve 15 synchronous rotaries, and then drive end cap 34 and coil fixed muffle 33 and its synchronous rotary, coil winding and its synchronous rotary have namely been driven, thus, produced electric energy by the relative movement between coil winding and the rotor.And, because rotor and coil winding have increased the speed of related movement between the two simultaneously to the different direction rotation, thereby can under equal wind-force, improve generator efficiency equally.

It will be understood by those skilled in the art that the utility model is not restricted to the content that illustrates especially and as above describe in detail.But scope of the present utility model comprises modification and the replacement that can expect after the content that the combination of aforesaid various features and distortion and those of ordinary skills do not had in having read above stated specification and prior art.

Specify

The applicant not only applies for model utility but also applied for patent of invention to same innovation and creation on the same day in the application.

Claims

1. two propeller wind driven generator, it comprises front wind wheel, shell (23) and internal structure thereof, rear wind wheel, and pylon, shell (23) internal structure comprises: generator assembly, rack sleeve (15) and large sleeve (17), bearing (14,16,19,37), running shaft sleeve (18), running shaft (20), collector ring (7,8), wherein generator assembly is disk generator assembly or with cored generator, it comprises rotor (5) and coil winding (4), it is characterized in that, the direction of rotation of rear fan blade (10) when rotating down with the wind of the front fan blade (3) of front wind wheel and rear wind wheel, front wind wheel rotor driven (5) under the wind-force effect rotates synchronously, then wind wheel then drives coil winding (4) and rotates synchronously with the direction opposite with rotor (5), thereby so that form relative movement between rotor (5) and the coil winding (4), and then because coil winding (4) cutting magnetic line produces electric energy.

2. according to claim 1 pair of propeller wind driven generator, wherein front wind wheel comprises former dome (1), front wind wheel hub (2), front fan blade (3), main shaft (13), front locking nut (12), front fan blade (3) is contained on the front wind wheel hub (2), is connected and fixed by front locking nut (12) and main shaft (13) again; Rear wind wheel comprises rear air guide sleeve (11), rear wind wheel hub (9), rear fan blade (10), rear blade shaft (21), rear locking nut (22), rear fan blade (10) is contained on the rear wind wheel hub (9), be connected and fixed by rear locking nut (22) and rear blade shaft (21), this front wind wheel and rear wind wheel are wind-drive devices again.

3, according to claim 1 pair of propeller wind driven generator, wherein said disk generator is multi-magnetic circuit disc type generator, it comprises: m-1 rotor (5), a m coil winding (4), wherein m is the positive integer more than or equal to 3; Described rotor (5) is spaced with described coil winding (4); Coil winding (4) has output terminal;

Wherein, each described rotor (5-1) includes rotor disk (59-1) and a plurality of magnet steel (58-1a, 58-1b), each magnet steel all runs through this rotor disk (59-1), so that two magnetic poles of each magnet steel are exposed to respectively the both sides of this rotor disk (59-1), each magnet steel (58-1a, the mode that 58-1b) replaces with magnetic pole in the same side of this rotor disk (59-1) is arranged on this rotor disk (59-1), and when assembling automatically with adjacent rotor (5-2) in the corresponding magnetic pole aligning of magnet steel, thereby so that described rotor mutually locate;

Wherein, each described coil winding (4-1) includes winding dish (411-1) and coil array, and wherein said coil array comprises a plurality of coil groups (410-1a, 410-1b);

Wherein, a described m-1 rotor (5) all is connected and fixed with described main shaft (13); Main shaft (13) and rack sleeve (15) are assembled together with bearing (14); The front end of rack sleeve (15) is connected and fixed by screw (24) and coil winding (4), the rear end is connected and fixed by screw (26) and rear blade shaft (21), thereby front wind wheel rotor driven (5) under the wind-force effect rotates synchronously, and then the wind wheel assembly then drives coil winding (4) and rotates synchronously with opposite direction.

4, according to claim 3 pair of propeller wind driven generator, wherein the described magnet steel of this multi-magnetic circuit disc type generator is that the cross section is circular or the column permanent magnet of fan-shaped or rectangle, the magnet steel quantity on described each rotor disk (59-1,59-2,59-3) is even number.

5, according to claim 3 pair of propeller wind driven generator, wherein the described rotor disk of this multi-magnetic circuit disc type generator is identical with the shape of described winding dish, and described rotor disk and described winding dish are disk, fan-shaped disk, parallelogram dish or oblong-shaped disc.

6, according to claim 3 pair of propeller wind driven generator, wherein the rotor disk of this multi-magnetic circuit disc type generator and winding dish are made by resin material, and described resin material comprises BMC or epoxy resin.

7, according to claim 3 pair of propeller wind driven generator, wherein the quantity of the described magnet steel of this multi-magnetic circuit disc type generator and described coil groups is identical, also can be not identical.

8, according to claim 3 pair of propeller wind driven generator, wherein the described coil winding of this multi-magnetic circuit disc type generator is to turn to a plurality of coil groups by one or more enameled cable, forms with the resin material enrobed compacted again.

9, according to claim 3 pair of propeller wind driven generator, wherein the output of the described coil winding of this multi-magnetic circuit disc type generator is formed by following mode: the series connection that each coil winding is exported separately, perhaps each coil winding parallel connection of exporting separately, or the coil winding series parallel connection of exporting separately.

10, according to claim 8 pair of propeller wind driven generator, when coil winding is served as reasons a plurality of coil groups that many enameled cables turn to, the a plurality of coils that formed by same enameled cable or many enameled cables in coil winding are as one group, have 1 output terminal, the output terminal of each coil groups or parallel connection or series connection or series parallel connection form the output terminal of this coil winding.

11, according to claim 1 pair of propeller wind driven generator, the generator with cored wherein comprises: bearing (37), rotor iron core (32), magnet steel (31), coil (36), coil fixed muffle (33), end cap (34) and screw (35), rotor iron core (32) places main shaft (13) upper in aggregates by spline joint, can rotate together; Magnet steel (31) is circular-arc permanent magnet, evenly is embedded in the surface of rotor iron core (32); Its formation is with the rotor (5) of cored generator; Its coil (36) is to be through equably on the silicon steel plate by the enameled cable coiling, become one circular, place again in the coil fixed muffle (33), utilize draw-in groove fixing in aggregates, its formation is with the coil winding (4) of cored generator, the rotor of described generator places in the coil winding of described generator, with bearing (37) assembling; The two end cap upper end cap (34) of coil fixed muffle (33), fixing with screw (35); Just form the iron core type generator; This rotor and this coil winding can relatively rotate, and leave air gap between rotor and the coil winding, by cutting magnetic line, produce electric energy during rotation.