CN203835630U - Wind power generation device - Google Patents
Wind power generation device Download PDFInfo
- Publication number
- CN203835630U CN203835630U CN201420137414.4U CN201420137414U CN203835630U CN 203835630 U CN203835630 U CN 203835630U CN 201420137414 U CN201420137414 U CN 201420137414U CN 203835630 U CN203835630 U CN 203835630U
- Authority
- CN
- China
- Prior art keywords
- gear
- stator
- transmission shaft
- wind wheel
- rotor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Wind Motors (AREA)
Abstract
The utility model discloses a wind power generation device. The wind power generation device comprises a gearbox, a transmission shaft primary gear, a transmission shaft auxiliary gear, a generator device, a rotor, a stator, a three-phase slip ring and a stator lead wire, wherein the gearbox further comprises a wind wheel main shaft and a wind wheel main shaft gear; the wind wheel main shaft is driven by a wind wheel; the transmission shaft primary gear is meshed with the wind wheel main shaft gear; the transmission shaft auxiliary gear is arranged at the end different from the transmission shaft primary gear on a first transmission shaft; the transmission shaft auxiliary gear is provided with a same gear slope with the driving wheel primary gear; the generator device further comprises a rotor gear which is meshed with the wind wheel main shaft gear; the rotor is arranged at the end different from the rotor gear on a second transmission shaft; the stator is arranged on a stator shaft pipe, and rotates relative to the rotor through the driving by the stator gear; the three-phase slip ring rotates synchronously with the stator, and receives electrical energy; the stator lead wire conveys the electrical energy to a three-phase power network. The wind power generation device is simple in structure and high in efficiency, reduces requirements of the materials of the shafts and the gears of the gearbox and the generator device, and reduces manufacturing cost of the equipment.
Description
Technical field
The utility model relates to technical field of wind power generation, relates in particular to a kind of wind generating unit.
Background technique
At present, in the gear-box of wind-powered electricity generation unit and the design of generator set of wind generating unit, conventionally adopt planetary Placement.Apparently, described planetary Placement certainly will cause the gear-box volume of described wind-powered electricity generation unit huge, complex structure, and change larger.
As those skilled in the art, hold intelligibly, the shaftgear of described wind generating unit rotates around the rotatingshaft of self on the one hand, is referred to as " rotation "; On the other hand, the shaftgear of described wind generating unit rotates around the axis of other gear simultaneously, is referred to as " revolution ", and the working efficiency of described gear-box is extremely low, and high to the material requirements of described bearing and described gear etc.
Therefore the problem existing for prior art, this case designer relies on the industry experience for many years of being engaged in, and active research improvement, so there has been a kind of wind generating unit of the utility model.
Model utility content
The utility model is in prior art, and the working efficiency of the gear-box of traditional wind generating unit is extremely low, and defect provides a kind of wind generating unit to the material requirements of described bearing and described gear etc. is high etc.
In order to address the above problem, the utility model provides a kind of wind generating unit, and described wind generating unit comprises: gear-box, further comprises the wind wheel main shaft being driven by wind wheel and be set in the wind wheel mainshaft gear on wind wheel main shaft; The former side's gear of transmission shaft, the former side's gear of described drive wheel and the engagement of described wind wheel mainshaft gear, and rotate under the driving of described wind wheel mainshaft gear; Transmission shaft pair side gear, described transmission shaft pair side gear is arranged on one end of the former side's gear of the described transmission shaft of differing from of the first transmission shaft, and described transmission shaft pair side gear has identical gear slope with the former side's gear of described drive wheel; Rotor machine, further comprises exteranl gear, and described exteranl gear is arranged on a side of the former side's gear of the described transmission shaft of differing from of described wind wheel main shaft, and meshes with described wind wheel mainshaft gear, and rotates under the driving of described wind wheel mainshaft gear; Rotor, described rotor is arranged on one end that differs from described exteranl gear of second driving shaft, and rotates under the driving of described exteranl gear; Stator, described stator is arranged on stator central siphon, and by being arranged on side outside described stator and driving and with described rotor, relative rotation occur with the internal gear of described transmission shaft pair side gear engagement; Three-phase slip-ring, with described stator synchronous rotary, and for receiving the electric energy that rotation relative to stator produces from rotor; Stator lead-out wire, is electrically connected to described three-phase slip-ring, and by described power delivery to three phase network.
Alternatively, described stator central siphon is fixed on blower fan, does not rotate.
Alternatively, the relative rotational speed of magnetic field of described stator and described rotor is the frequency of the electric energy of stator internal induction.
In sum, wind generating unit described in the utility model not only simple in structure, efficiency is considerable, and has reduced described gear-box and the axle of described rotor machine and the material requirements of gear, reduces device fabrication cost.
Accompanying drawing explanation
Figure 1 shows that the structural representation of the utility model wind generating unit;
Figure 2 shows that the structural representation of the rotor machine of the utility model wind generating unit;
Figure 3 shows that the former side's gear of transmission shaft of the utility model wind generating unit and the structural representation of transmission shaft pair side gear;
Figure 4 shows that the electricity-generating method flow chart of the utility model wind generating unit.
Embodiment
By describe in detail the invention technology contents, structure characteristics, reached object and effect, below in conjunction with embodiment and coordinate accompanying drawing to be described in detail.
Refer to Fig. 1～Fig. 3, Figure 1 shows that the structural representation of the utility model wind generating unit.Figure 2 shows that the structural representation of the rotor machine of the utility model wind generating unit.Figure 3 shows that the former side's gear of transmission shaft of the utility model wind generating unit and the structural representation of transmission shaft pair side gear.Described wind generating unit 1, comprising: gear-box 11, and described gear-box 11 further comprises the described wind wheel main shaft 111 being driven by wind wheel (not shown) and is set in the described wind wheel mainshaft gear 112 on described wind wheel main shaft 111; The former side's gear 113 of transmission shaft, the former side's gear 113 of described drive wheel and described wind wheel mainshaft gear 112 engagements, and rotate under the driving of described wind wheel mainshaft gear 112; Transmission shaft pair side gear 114, described transmission shaft pair side gear 114 is arranged on one end of the former side's gear 113 of the described transmission shaft of differing from of described the first transmission shaft 110, and described transmission shaft pair side gear 114 has identical gear slope with the former side's gear 113 of described drive wheel; Rotor machine 12, described rotor machine 12 further comprises exteranl gear 121, described exteranl gear 121 is arranged on a side of the former side's gear 113 of the described transmission shaft of differing from of described wind wheel main shaft 111, and mesh with described wind wheel mainshaft gear 112, and rotate under the driving of described wind wheel mainshaft gear 112; Rotor 122, described rotor 122 is arranged on one end of the described exteranl gear 121 of differing from of described second driving shaft 120, and rotates under the driving of described exteranl gear 121; Stator 123, described stator 123 is arranged on described stator central siphon 124, and by being arranged on side outside described stator 123 and driving with the internal gear 125 of described transmission shaft pair side gear 114 engagements and with described rotor 122, relative rotation occur; Three-phase slip-ring 126, described three-phase slip-ring 126 and described stator 123 synchronous rotaries, and for receiving the electric energy that rotation relative to stator 123 produces from rotor 122; Stator lead-out wire 127, described stator lead-out wire 127 is electrically connected to described three-phase slip-ring 126, and by described power delivery to described three phase network 128.
Refer to Fig. 4, and in conjunction with consulting Fig. 1～Fig. 3, Figure 4 shows that the electricity-generating method flow chart of the utility model wind generating unit.In order to disclose more intuitively the technological scheme of the utility model, highlight the beneficial effect of the utility model, the existing working principle of setting forth the utility model in conjunction with concrete mode of execution.Described wind generating unit 1, when starting work, comprises the following steps:
Execution step S1: along with the rotation of described wind wheel (not shown), described wind wheel main shaft 111 and described wind wheel mainshaft gear 112 carry out synchronous rotary;
Execution step S2: described wind wheel main shaft 111 and described wind wheel mainshaft gear 112 drive described exteranl gear 121 and former side's gear 113 rotations of described transmission shaft;
Execution step S3: described exteranl gear 121 drives described rotor 122 rotations, the former side's gear 113 of described transmission shaft drives 114 rotations of described transmission shaft pair side gear;
Execution step S4: described transmission shaft pair side gear 114 drives described internal gear 125 rotations, and then drive described stator 123, with described rotor 122, relative rotation occurs;
Execution step S5: described three-phase slip-ring 126 is accepted the electric energy that rotation relative to described stator 123 produces from described rotor 122, and by described stator lead-out wire 127 by described power delivery described three phase network 128 extremely.
As those skilled in the art, to hold intelligibly, the rotation relative to described stator 123 of described rotor 122, has reduced rotating speed separately, thereby has lowered the requirement to materials such as described axle and gears.The relative rotational speed of magnetic field of described stator 123 and described rotor 122 is the frequency of the electric energy of stator 123 internal inductions.It is upper that described stator central siphon 124 is fixed on described blower fan (not shown), do not rotate.
Please continue to refer to Fig. 1, Fig. 3, when described wind speed round changes, by adjusting the former side's gear 113 of described transmission shaft and the position of described transmission shaft pair side gear 114 on described the first transmission shaft 110, change gear ratio, make the rotor 122 of described rotor machine 12 and the relative rotational speed of magnetic field of stator 123 consistent with the frequency of described three phase network 128.More specifically, when described wind speed round declines, regulate the former side's gear 113 of described transmission shaft and the position of described transmission shaft pair side gear 114 on described the first transmission shaft 110 simultaneously, improve gear ratio, make the rotor 122 of described rotor machine 12 and the relative rotational speed of magnetic field of stator 123 consistent with described three phase network 128 frequencies.Otherwise, when described wind speed round rises, regulate the former side's gear 113 of described transmission shaft and the position of described transmission shaft pair side gear 114 on described the first transmission shaft 110 simultaneously, reduce gear ratio, make the rotor 122 of described rotor machine 12 and the relative rotational speed of magnetic field of stator 123 consistent with described three phase network 128 frequencies.
In sum, wind generating unit described in the utility model not only simple in structure, efficiency is considerable, and has reduced described gear-box and the axle of described rotor machine and the material requirements of gear, reduces device fabrication cost.
Those skilled in the art all should be appreciated that, in the situation that not departing from spirit or scope of the present utility model, can carry out various modifications and variations to the utility model.Thereby, if when any modification or modification fall in the protection domain of appended claims and equivalent, think that the utility model contains these modifications and modification.
Claims (3)
1. a wind generating unit, is characterized in that, described wind generating unit comprises:
Gear-box, further comprises the wind wheel main shaft being driven by wind wheel and is set in the wind wheel mainshaft gear on wind wheel main shaft;
The former side's gear of transmission shaft, the former side's gear of described drive wheel and the engagement of described wind wheel mainshaft gear, and rotate under the driving of described wind wheel mainshaft gear;
Transmission shaft pair side gear, described transmission shaft pair side gear is arranged on one end of the former side's gear of the described transmission shaft of differing from of the first transmission shaft, and described transmission shaft pair side gear has identical gear slope with the former side's gear of described drive wheel;
Rotor machine, further comprises exteranl gear, and described exteranl gear is arranged on a side of the former side's gear of the described transmission shaft of differing from of described wind wheel main shaft, and meshes with described wind wheel mainshaft gear, and rotates under the driving of described wind wheel mainshaft gear;
Rotor, described rotor is arranged on one end that differs from described exteranl gear of second driving shaft, and rotates under the driving of described exteranl gear;
Stator, described stator is arranged on stator central siphon, and by being arranged on side outside described stator and driving and with described rotor, relative rotation occur with the internal gear of described transmission shaft pair side gear engagement;
Three-phase slip-ring, with described stator synchronous rotary, and for receiving the electric energy that rotation relative to stator produces from rotor;
Stator lead-out wire, is electrically connected to described three-phase slip-ring, and by described power delivery to three phase network.
2. wind generating unit as claimed in claim 1, is characterized in that, described stator central siphon is fixed on blower fan, does not rotate.
3. wind generating unit as claimed in claim 1, is characterized in that, the relative rotational speed of magnetic field of described stator and described rotor is the frequency of the electric energy of stator internal induction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420137414.4U CN203835630U (en) | 2014-03-25 | 2014-03-25 | Wind power generation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420137414.4U CN203835630U (en) | 2014-03-25 | 2014-03-25 | Wind power generation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203835630U true CN203835630U (en) | 2014-09-17 |
Family
ID=51513479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420137414.4U Expired - Fee Related CN203835630U (en) | 2014-03-25 | 2014-03-25 | Wind power generation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203835630U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113178979A (en) * | 2021-05-17 | 2021-07-27 | 宜兴华永电机有限公司 | Motor of wind generating set |
-
2014
- 2014-03-25 CN CN201420137414.4U patent/CN203835630U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113178979A (en) * | 2021-05-17 | 2021-07-27 | 宜兴华永电机有限公司 | Motor of wind generating set |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140917 Termination date: 20170325 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |