CN207634245U - A kind of wind power generation plant - Google Patents
A kind of wind power generation plant Download PDFInfo
- Publication number
- CN207634245U CN207634245U CN201721370560.1U CN201721370560U CN207634245U CN 207634245 U CN207634245 U CN 207634245U CN 201721370560 U CN201721370560 U CN 201721370560U CN 207634245 U CN207634245 U CN 207634245U
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- Prior art keywords
- power generation
- wind power
- blade
- generation plant
- generator
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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
- Y02E10/74—Wind turbines with rotation axis perpendicular to the wind direction
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Abstract
The utility model discloses a kind of wind power generation plant, including generator, upright bar, connecting rod and blade, mounting disc is installed above upright bar, generator is installed above mounting disc, multiple connecting rods are installed above generator, the end of connecting rod is equipped with blade, and the utility model solves in the prior art the technical problem that wind power generation plant catch wind efficiency is low, wind resistance is poor, safeguards inconvenience.
Description
Technical field
The utility model is related to technical field of wind power generation more particularly to a kind of wind power generation plants.
Background technology
Wind energy and photovoltaic-as now closest to one of new energy of thermoelectricity cost with very extensive development prospect,
National " 13 " planning will also push wind-powered electricity generation to carry out par online.At home, wind energy and supplement of the luminous energy as traditional energy
The energy；However at abroad, wind energy has been one of main stream.The wind energy of Germany meets about 10% energy demand, red
This ratio of wheat alreadys exceed 50%, but domestic wind generator system can not large-scale promotion, in part because of wind-force
The catch wind efficiency of generator is low, has plenty of because staring torque is relatively low, it is difficult to start；Have plenty of because wind resistance is poor, influences
It uses.
Utility model content
The purpose of this utility model is to provide a kind of wind power generation plant, solves wind power generation plant in the prior art
Catch wind efficiency is low, wind resistance is poor, safeguards inconvenient technical problem.
A kind of wind power generation plant, including generator, upright bar, connecting rod and blade, the upright bar top are equipped with installation
Disk, the mounting disc top are equipped with generator, multiple connecting rods, the end of the connecting rod are equipped with above the generator
Blade is installed.
Based on the above technical solution, the utility model can also do following improvement：
Further, the generator includes rotor, stator, bearing and shaft, and the stator is fixed on by fastener
In the mounting disc, the bearing is provided in the middle part of the stator, the Bearing inner is equipped with shaft, connects above the shaft
It is connected to the rotor, the connecting rod side of being mounted on the rotor, using the utility model has the beneficial effects that can ensure stator
Stability, blade rotation drive rotor rotation, to realize power generation, and the structure select bearing it is smaller, outlet be easy, and
And easy for installation, stable structure.
Further, the rotor includes horizontal segment and vertical section, and the horizontal segment is mounted on above the shaft, described
Vertical section is separately positioned on the horizontal segment both ends, and vertical section is located on the outside of the stator.
Further, there are gaps between the vertical section end and stator, and use movable sealing structure, using having for step
Beneficial effect is also rotor to be facilitated to be moved while fixing bearing.
Further, the blade is hollow blade, and the outer surface of blade is circular arc type, using the advantageous effect of this step
Weight can be mitigated by being hollow blade, and to reduce centrifugal force, the intensity for reducing the connecting rod between connection generator and blade is wanted
It asks.
Further, the blade interior is provided with cushion block, and the outer surface of the cushion block is circular arc type, using having for this step
Beneficial effect is to support hollow blade using cushion block, ensures the stability and junction intensity of hollow blade.
Further, bolt connecting hole is offered on the cushion block, the advantageous effect using this step is the spiral shell using cushion block
Bolt connecting hole completes connection, ensures that blade is mounted on the end of connecting rod.
Further, the connecting rod is elastic telescopicing rod, and the advantageous effect using this step is that telescopic rod is in when starting
Contraction state, blade path circular diameter is smaller, and the solidity of wind turbine is larger, and the driving moment that wind-force generates is larger.
The beneficial effects of the utility model：
The utility model is a kind of wind power generation plant, and generator is arranged in mounting disc, in this way can be easy to disassemble
And installation；The utility model uses the blade of hollow-core construction, can reduce quality in this way, reduces centrifugal force when running at high speed,
Reduce the intensity requirement of connector；The connecting rod that the utility model uses is telescopic rod, and speed is relatively low on startup in this way, centrifugation
Power is smaller, and telescopic rod is in contraction state, and blade path diameter of a circle is smaller, and the solidity of blade is larger, in relatively low wind speed
Lower staring torque is larger, and such wind turbine can the self-starting under lower wind speed.Upon actuation, as rotating speed increases, centrifugal force
It increases, telescopic rod elongation, blade path circular diameter increases, to which blade solidity reduces so that the tip-speed ratio of wind turbine improves, wind turbine
Pneumatic efficiency improve, and blade diameter increasing improve front face area, increase the wind energy of conversion, substantially increase power generation
Amount.Strong wind is met with, since blade solidity is smaller, the aerodynamic stalling better performances of wind turbine, when rotating speed is controlled in a threshold value,
Torque when strong wind does not exceed generator torque capacity ability, and the driving so that wind turbine will not exceed the speed limit improves wind turbine
Wind loading rating；Cushion block is arranged in the utility model among blade, and blade can be effectively prevent to be distorted caused destruction in this way,
And blade is facilitated to install；The utility model is simple in structure, easy for installation, and practicability is high.
Description of the drawings
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific implementation mode or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, other drawings may also be obtained based on these drawings.
Fig. 1 is a kind of structural schematic diagram of wind power generation plant described in the utility model specific embodiment 1；
Fig. 2 is a kind of master section structural representation of wind power generation plant described in the utility model specific embodiment 1
Figure；
Fig. 3 is a kind of vertical view of wind power generation plant described in the utility model specific embodiment 2；
Fig. 4 is a kind of blade construction schematic diagram of wind power generation plant described in the utility model specific embodiment 2；
Fig. 5 is a kind of connecting rod structural schematic diagram of wind power generation plant described in the utility model specific embodiment 3；
Reference numeral：
1- generators；2- upright bars；3- connecting rods；4- blades；5- mounting discs；6- rotors；7- stators；8- bearings；9- shafts；
10- fasteners；11- vertical sections；12- horizontal segments；13- cushion blocks；14- reinforcing ribs.
Specific implementation mode
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
The every other embodiment that field those of ordinary skill is obtained without making creative work, belongs to this practicality
Novel protected range.
Embodiment 1
As shown in Figure 1, a kind of wind power generation plant provided by the utility model, including generator 1, upright bar 2, connecting rod
3 and blade 4,2 top of the upright bar is equipped with mounting disc 5, and 5 top of the mounting disc is equipped with generator 1, the generator 1
Top is equipped with multiple connecting rods 3, and the end of the connecting rod 3 is equipped with blade 4, and mounting disc 5 can facilitate the collection of generator 1
At installation, while facilitating and being replaced, being safeguarded, stabilization can be improved with this with connection strengthening rib 14 between mounting disc 5 and upright bar 2
Property.
Wherein, as shown in Fig. 2, the generator 1 includes rotor 6, stator 7, bearing 8 and shaft 9, the stator 7 passes through
Fastener 10 is fixed in the mounting disc 5, and fastener 10 can be fastening bolt or remaining fastening parts, the stator
7 middle parts are provided with the bearing 8, and shaft 9 is equipped with inside the bearing 8, and 9 top of the shaft is connected with the rotor 6, institute
Connecting rod 3 is stated mounted on 6 top of rotor, power seals the stability that can ensure stator 7.
Wherein, the rotor 6 includes horizontal segment 11 and vertical section 12, and the horizontal segment 11 is mounted on 9 top of the shaft,
The vertical section 12 is separately positioned on 11 both ends of the horizontal segment, and vertical section 12 is located at 7 outside of the stator, the vertical section
There are gaps, the gap location to be provided with movable sealing structure between 12 ends and stator 7, also can be square while fixing bearing
Just rotor is moved.
Embodiment 2
As shown in figure 3, the blade 4 is hollow blade, and the outer surface of blade 4 is circular arc type, inside the blade 4
It is provided with cushion block 13, the outer surface of the cushion block 13 is circular arc type, and cushion block 13 every setting, is supported hollow between the upper and lower using cushion block 13
Blade ensures the stability of hollow blade.
Wherein, bolt connecting hole is offered on the cushion block 13, cushion block 13 is two pieces, between the upper and lower every setting, thus can
Ensure that blade will not be distorted.
Blade profile in the utility model is to use the good aircraft wing of aeroperformance, and blade interior cavity uses
Box structure improves the strength and stability of blade, can maximally utilise the lift efficiency of aerofoil profile.
Embodiment 3：
As shown in figure 3, the connecting rod 3 can be elastic telescopicing rod, just start start when, speed is relatively low, centrifugal force compared with
Small, telescopic rod is in contraction state, and blade path diameter of a circle is smaller, and the solidity of blade is larger, to open at a lower wind speed
Kinetic moment is larger, and such wind turbine can the self-starting under lower wind speed；After startup, centrifugal force increases, telescopic rod elongation, leaf
Piece locus circle enlarged diameter, to which blade solidity reduces so that the tip-speed ratio of wind turbine improves, and the pneumatic efficiency of wind turbine improves, and
And blade diameter increasing improves front face area, increases the wind energy of conversion, substantially increases generated energy；When meeting with strong wind,
Since blade solidity is smaller, the aerodynamic stalling better performances of wind turbine, when rotating speed is controlled in a threshold value, torque when strong wind is not
Can be more than generator torque capacity ability, the driving so that wind turbine will not exceed the speed limit improves the wind loading rating of wind turbine.
Finally it should be noted that：The above various embodiments is only to illustrate the technical solution of the utility model, rather than limits it
System；Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should
Understand：It still can be with technical scheme described in the above embodiments is modified, either to which part or whole
Technical characteristic carries out equivalent replacement；And these modifications or replacements, this practicality that it does not separate the essence of the corresponding technical solution are new
The range of each embodiment technical solution of type.
Claims (9)
1. a kind of wind power generation plant, which is characterized in that including generator, upright bar, connecting rod and blade, peace above the upright bar
Equipped with mounting disc, generator is installed above the mounting disc, multiple connecting rods, the connection are installed above the generator
The end of bar is equipped with blade.
2. a kind of wind power generation plant according to claim 1, which is characterized in that the generator include rotor, stator,
Bearing and shaft, the stator are fixed on by fastener in the mounting disc, and the bearing, institute are provided in the middle part of the stator
It states Bearing inner and shaft is installed, the rotor, the connecting rod side of being mounted on the rotor are connected with above the shaft.
3. a kind of wind power generation plant according to claim 2, which is characterized in that the rotor includes horizontal segment and vertical
Section, the horizontal segment are mounted on above the shaft, and the vertical section is separately positioned on the horizontal segment both ends, and vertical section
On the outside of the stator.
4. a kind of wind power generation plant according to claim 3, which is characterized in that between the vertical section end and stator
There are gap, the gap location is provided with movable sealing structure.
5. a kind of wind power generation plant according to claim 1, which is characterized in that the blade is hollow blade, and leaf
The outer surface of piece is circular arc type.
6. a kind of wind power generation plant according to claim 5, which is characterized in that the blade interior is provided with cushion block,
The outer surface of the cushion block is circular arc type.
7. a kind of wind power generation plant according to claim 6, which is characterized in that offer and be bolted on the cushion block
Hole.
8. according to a kind of any wind power generation plants of claim 1-7, which is characterized in that the connecting rod is flexible
Bar.
9. a kind of wind power generation plant according to claim 8, which is characterized in that connected between the mounting disc and upright bar
There is reinforcing rib.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721370560.1U CN207634245U (en) | 2017-10-23 | 2017-10-23 | A kind of wind power generation plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721370560.1U CN207634245U (en) | 2017-10-23 | 2017-10-23 | A kind of wind power generation plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207634245U true CN207634245U (en) | 2018-07-20 |
Family
ID=62858748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721370560.1U Active CN207634245U (en) | 2017-10-23 | 2017-10-23 | A kind of wind power generation plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207634245U (en) |
-
2017
- 2017-10-23 CN CN201721370560.1U patent/CN207634245U/en active Active
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