CN202103552U - Large-scale disk type multi-stator permanent magnetic direct driving wind generation set - Google Patents
Large-scale disk type multi-stator permanent magnetic direct driving wind generation set Download PDFInfo
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- CN202103552U CN202103552U CN2011202363073U CN201120236307U CN202103552U CN 202103552 U CN202103552 U CN 202103552U CN 2011202363073 U CN2011202363073 U CN 2011202363073U CN 201120236307 U CN201120236307 U CN 201120236307U CN 202103552 U CN202103552 U CN 202103552U
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Abstract
The utility model relates to a large-scale disk type multi-stator permanent magnetic direct driving wind generation set, which is mainly composed of a hub, a rotor shaft, a fixed shaft, a machine frame, a casing and a plurality of power generation units overlapped and assembled back and forth, wherein the fixed shaft is fixed on the machine frame, the rotor shaft is connected with the hub and rotatably installed on the fixed shaft, each power generation unit comprises a disk type coil and permanent magnets arranged on two sides of the disk type coil, the disk type coil of each power generation unit is fixedly connected with the casing, and a plurality of rectangular spiral linear coils are arranged on the disk type coil. Coil windings are in series connection between each other, and coil winding end heads are led to the outer side of the casing to be connected in series or parallel with other disk type coils after being connected in series. The permanent magnets are connected with the rotor shaft through a rotor turntable. By means of a disk type multi-stator structure, the large-scale disk type multi-stator permanent magnetic direct driving wind generation set makes full use of the inner space of a rotor rotor, improves the power intensity of a generator, reduces the radial size and the axial size of the wind generation set, and greatly reduces the weight and the cost of the generation set.
Description
Technical field
The utility model relates to a kind of disk type wind-mill generator group, particularly relates to a kind of large-scale disc type multiple stators permanent magnet direct-driving aerogenerator group.
Background technology
Along with the whole world demand growing, the technical advance and the production cost of wind turbine generator brought increasing challenge to the wind-powered electricity generation energy.At present power is all very big in the size of MW class and above large-scale permanent magnetism direct drive wind group of motors, so its weight and cost are all very high.For this reason, how reducing the size of large-scale permanent magnetism direct drive wind group of motors, and reduce its weight and cost, is a problem highly significant in the art.
The utility model content
The technical problem that the utility model will solve provides a kind of large-scale disc type multiple stators permanent magnet direct-driving aerogenerator group; Its size is reduced; Weight and cost reduce, thereby overcome that existing large directly driven permanent magnet wind generating packet size is big, Heavy Weight, the high deficiency of cost.
For solving the problems of the technologies described above; A kind of large-scale disc type multiple stators permanent magnet direct-driving aerogenerator group of the utility model; Mainly be made up of the generator unit of wheel hub, armature spindle, fixed axis, frame, housing and a plurality of front and back closed assembly, wherein: fixed axis is fixed on the frame; Armature spindle is connected with wheel hub, and is installed in rotation on the fixed axis through bearing; Each generator unit comprises a sandwich wound coil, and the permanent magnet that is positioned at the sandwich wound coil both sides; The sandwich wound coil of each generator unit is fixedly connected with housing; The coil that has a plurality of rectangular zigzag shapes on each sandwich wound coil; Be connected in series between these coil windings, the coil windings termination after the series connection by lead cause outside again with other sandwich wound coil serial or parallel connection; A plurality of generator units are formed the power generation part of whole unit.Permanent magnet is connected with armature spindle through rotor turntable.
Sandwich wound coil described in the utility model, rotor turntable and housing are formed by two semi-circular structure.
Described sandwich wound coil comprises a plurality of that processed by printed circuit board (PCB) or be embedded in the rectangular coil coil on the coil panel.
Described permanent magnet is arranged on the rotor turntable radially.
Described armature spindle through forward and backward Bearing Installation on fixed axis.
Also be provided with axle sleeve between described fixed axis and the forward and backward bearing.
Described rotor turntable is assembled together through bolt, locking nut and alignment pin and armature spindle.
Described wheel hub passes through bolted at the armature spindle front end.
Described shell inner surface is provided with the coil mounting groove, is equipped with coil binding ring, puller bolt and coil briquetting in each coil mounting groove, and these parts are fixed on sandwich wound coil in the mounting groove of housing.
After adopting such design; A kind of large-scale disc type multiple stators permanent magnet direct-driving aerogenerator group of the utility model; Owing in MW class and above wind turbine generator, adopt disc type multiple stators structure; Therefore made full use of the internal rotor space that traditional direct wind-driven generator leaves unused basically; Improved the power density of generator greatly, thereby reduced the radial and axial size of large-scale permanent magnetism direct drive wind group of motors, and be that weight and the cost that significantly reduces generating set provides an effective way.
Description of drawings
Above-mentioned only is the general introduction of the utility model technical scheme, in order more to know the technological means of understanding the utility model, below in conjunction with accompanying drawing and embodiment the utility model is done further to specify.
Fig. 1 is the structural representation of the large-scale disc type multiple stators of the utility model permanent magnet direct-driving aerogenerator group.
Fig. 2 is the structural representation of the coil stationary assembly of the large-scale disc type multiple stators of the utility model permanent magnet direct-driving aerogenerator group.
Fig. 3 is that the B-B of Fig. 2 is to sketch map.
Fig. 4 is the structural representation of the rotating disk fixation kit of the large-scale disc type multiple stators of the utility model permanent magnet direct-driving aerogenerator group.
Fig. 5 is that the A of Fig. 4 is to sketch map.
Embodiment
See also shown in Figure 1ly, a kind of large-scale disc type multiple stators permanent magnet direct-driving aerogenerator group of the utility model mainly is made up of the generator unit of wheel hub 1, armature spindle 5, fixed axis 11, frame 16, housing 8 and a plurality of front and back closed assembly.
Wherein, fixed axis 11 is fixed on the frame 16 through spindle nut 15, and wheel hub 1 is through the front end of bolted at armature spindle 5, and armature spindle 5 front end inboards are equipped with 4 pairs of bearings of front end housing and are sealed.
Each generator unit comprises a sandwich wound coil 10, and the permanent magnet 6 that is positioned at sandwich wound coil 10 both sides.A plurality of generator units are formed the power generation part of whole unit.
The version of sandwich wound coil 10 can be the printed circuit board arrangement form, also embedded structure form, and each sandwich wound coil comprises a plurality of rectangular coil coils.Sandwich wound coil 10 is installed in the groove of housing 8 through coil stationary assembly 9.The coil of a plurality of zigzag shapes on the same dish is connected in series on dish, and the winding termination after the series connection can cause housing 8 outsides by lead and carry out serial or parallel connection with the lead that other dish is drawn again.
Permanent magnet 6 is arranged on the rotor turntable 7 radially, and rotor turntable 7 is fixed on the armature spindle 5 through rotating disk fixation kit 14.
Above-mentioned sandwich wound coil 10, rotor turntable 7 and housing 8 are formed by two semi-circular structure; Semicircle sandwich wound coil 10 coils fixation kits 9 are assembled into two semicircle assemblies respectively with semicircle housing 8; Last and rotor turntable 7 attaches together together, thereby can make installation more easy.Wherein, have at least two terminations to be caused outside on each semicircle sandwich wound coil, to be connected with other sandwich wound coil.
Please cooperate and consult Fig. 2, shown in Figure 3, coil stationary assembly 9 comprises coil briquetting 21, puller bolt 22 and coil binding ring 23.Earlier semicircle sandwich wound coil 10 is installed in the groove of housing 8, can installs then and be Semicircular coil binding ring 23, each semi-ring have several puller bolts that are circumference 22 with sandwich wound coil 10 at axial restraint.Split inboard at upper and lower casing is processed with axial groove.Utilize screw 25 that coil briquetting 21 is installed in the axial groove, disccoil 10 is fixed at radial compaction.The quantity of coil briquetting 21 is upper and lower partly each two, totally 4.Upper shell attaches together with alignment pin through double-screw bolt, nut with lower house is in the same place.
Please cooperate and consult Fig. 4, shown in Figure 5, rotating disk fixation kit 14 comprises bolt 31, locking nut 32 and alignment pin 33.Several bolts 31 of each semicircle rotor turntable 7 usefulness are fixed on the flange of armature spindle 5 with locking nut 32, and with alignment pin 33 that it is locked.
The short and small center line of among the figure some is represented bolt, the nut fastener of various different sizes.In the utility model, the various load on the wheel hub 1 reach on the frame 16 through armature spindle 5, fore bearing 3, rear bearing 13, spindle nut 15 and fixed axis 11.Permanent magnet 6 rotors of a sandwich wound coil 10 and its both sides constitute independently, and magnetic circuit passes by the coil of its encirclement; Form a generator unit; A plurality of identical generator units are stacked in the motor body; And according to designing requirement with windings in series or be connected in parallel, promptly form the power generation part of whole generating machine.
Because the utility model has made full use of housing 8 volume inside, so compare with the directly driven wind-powered unit of routine, its size, weight and cost will have significantly reduction.
The above; It only is the preferred embodiment of the utility model; Be not that the utility model is done any pro forma restriction, those skilled in the art utilize the technology contents of above-mentioned announcement to make a little simple modification, equivalent variations or modification, all drop in the protection range of the utility model.
Claims (9)
1. one kind large-scale disc type multiple stators permanent magnet direct-driving aerogenerator group is characterized in that mainly being made up of the generator unit of wheel hub, armature spindle, fixed axis, frame, housing and a plurality of front and back closed assembly, wherein:
Fixed axis is fixed on the frame;
Armature spindle is connected with wheel hub, and is installed in rotation on the fixed axis;
Each generator unit comprises a sandwich wound coil, and the permanent magnet that is positioned at the sandwich wound coil both sides;
The sandwich wound coil and the housing of each generator unit are fixed; Have on each sandwich wound coil a plurality of rectangular zigzag shapes coil; Be connected in series between these coil windings, the coil windings termination after the connection by lead cause outside again with other sandwich wound coil serial or parallel connection; A plurality of generator units are formed the power generation part of whole unit.
Permanent magnet is connected with armature spindle through rotor turntable.
2. a kind of large-scale disc type multiple stators permanent magnet direct-driving aerogenerator group according to claim 1 is characterized in that described sandwich wound coil, rotor turntable and housing form by two semi-circular structure.
3. a kind of large-scale disc type multiple stators permanent magnet direct-driving aerogenerator group according to claim 1, it is a plurality of that processed by printed circuit board (PCB) or be embedded in the rectangular coil coil on the coil panel to it is characterized in that described sandwich wound coil comprises.
4. a kind of large-scale disc type multiple stators permanent magnet direct-driving aerogenerator group according to claim 1 is characterized in that described permanent magnet is arranged on the rotor turntable radially.
5. a kind of large-scale disc type multiple stators permanent magnet direct-driving aerogenerator group according to claim 1, it is characterized in that described armature spindle through forward and backward Bearing Installation on fixed axis.
6. a kind of large-scale disc type multiple stators permanent magnet direct-driving aerogenerator group according to claim 5 is characterized in that also being provided with axle sleeve between described fixed axis and the forward and backward bearing.
7. a kind of large-scale disc type multiple stators permanent magnet direct-driving aerogenerator group according to claim 1 is characterized in that described rotor turntable is assembled together through bolt, locking nut and alignment pin and armature spindle.
8. a kind of large-scale disc type multiple stators permanent magnet direct-driving aerogenerator group according to claim 1 is characterized in that described wheel hub passes through bolted at the armature spindle front end.
9. according to each described a kind of large-scale disc type multiple stators permanent magnet direct-driving aerogenerator group among the claim 1-8; It is characterized in that described shell inner surface is provided with the coil mounting groove; Be equipped with coil binding ring, puller bolt and coil briquetting in each coil mounting groove, and sandwich wound coil be fixed in the mounting groove of housing with these parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202363073U CN202103552U (en) | 2011-07-06 | 2011-07-06 | Large-scale disk type multi-stator permanent magnetic direct driving wind generation set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202363073U CN202103552U (en) | 2011-07-06 | 2011-07-06 | Large-scale disk type multi-stator permanent magnetic direct driving wind generation set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202103552U true CN202103552U (en) | 2012-01-04 |
Family
ID=45389550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202363073U Expired - Lifetime CN202103552U (en) | 2011-07-06 | 2011-07-06 | Large-scale disk type multi-stator permanent magnetic direct driving wind generation set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202103552U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102290934A (en) * | 2011-07-06 | 2011-12-21 | 国电联合动力技术有限公司 | Large disc type multi-stator permanent magnet direct-drive wind generating set |
| CN105245070A (en) * | 2015-10-27 | 2016-01-13 | 罗彪 | Large power disk generator |
| CN110350741A (en) * | 2019-08-16 | 2019-10-18 | 北京理工大学 | A kind of multiple stators multiple rotor electric machine system based on flexible PCB winding |
-
2011
- 2011-07-06 CN CN2011202363073U patent/CN202103552U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102290934A (en) * | 2011-07-06 | 2011-12-21 | 国电联合动力技术有限公司 | Large disc type multi-stator permanent magnet direct-drive wind generating set |
| CN105245070A (en) * | 2015-10-27 | 2016-01-13 | 罗彪 | Large power disk generator |
| CN110350741A (en) * | 2019-08-16 | 2019-10-18 | 北京理工大学 | A kind of multiple stators multiple rotor electric machine system based on flexible PCB winding |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120104 |
|
| CX01 | Expiry of patent term |