CN205503362U - Load balancing formula vertical axis aerogenerator - Google Patents
Load balancing formula vertical axis aerogenerator Download PDFInfo
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- CN205503362U CN205503362U CN201620204132.0U CN201620204132U CN205503362U CN 205503362 U CN205503362 U CN 205503362U CN 201620204132 U CN201620204132 U CN 201620204132U CN 205503362 U CN205503362 U CN 205503362U
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- main shaft
- vertical axis
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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
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Abstract
The utility model discloses a load balancing formula vertical axis aerogenerator, including power transfer device and wind turbine blade to and arrange wind turbine blade fixed connection dead lever on the power transfer device, wherein, power transmission unit includes motor spindle, sets up the motor at the motor spindle intermediate position, motor top motor spindle periphery is the last rotation sleeve cylinder of coaxial fixed setting with it, motor below motor spindle periphery is the lower rotation sleeve cylinder of coaxial fixed setting with it, power transfer device uses the motor to be axial symmetry formula structure as the center. The utility model discloses load balancing formula vertical axis aerogenerator can effectively reduce with keep balance the wind wheel when rotatory additional radial force and moment of flexure to generator operation efficiency and bearing working life's influence, improvement wind wheel structural rigidity and traveling comfort.
Description
Technical field
The present invention relates to technical field of wind power generator, particularly relate to a kind of load balance type vertical-shaft wind and send out
Motor.
Background technology
At present, vertical axis aerogenerator commonly used arm length axle construction is installed wind wheel blade, its structure
As it is shown in figure 1, include electric machine main shaft, the gyroaxis being enclosed within outside electric machine main shaft, it is arranged on below electric machine main shaft
Motor, and the shaft coupling that motor is connected with electric machine main shaft, also include wind wheel blade, pass through linking arm
It is connected with electric machine main shaft, and with electric machine main shaft as center of rotation.This wind wheel organization is tied with electromotor integral type
There is the following aspects problem in the vertical axis aerogenerator of structure:
(1) the long axle construction of cantilevered, its overhanging end length is long with insertion end (dynamo bearing spacing)
The ratio of degree is up to more than 15:1.Therefore, blade gravity and blade rotate radial force and will produce the biggest attached
Add moment of flexure.This structure blade wheel structure poor rigidity, running stability is poor, and additional bending moment can directly affect generating
The operational efficiency of machine and service life.
(2) cantilevered major axis Standard manufacturability is poor, such as bearing installation, stator lead welding and generating
Machine upper and lower covers assemblings etc., all are inconvenient to operate, it is difficult to ensure assembling quality, keep in repair the most increasingly difficult.
(3) cantilevered major axis structure vertical axis wind power generator, physical dimension is huge.And Mass Distribution is not
Equilibrium, therefore packed and transported uses overall structure then size the hugest, is easy to occur in transportation simultaneously
The accidents such as rollover generator main shaft distortion.During in-site installation, integral hoisting or split lifting, installation the most side
Just, it is easy to personal injury occurs.
(4) due to its draw ratio too greatly, slim axle processing is poor for cantilevered major axis, and processing cost is high,
No matter assemble, transport, install and run and be easy to produce flexural deformation.
(5) in order to improve assembly process process, transport convenient for assembly and installation, some vertical axis wind power generation
Machine outrigger shaft uses segmentation lengthening method and structure, although but this elongate structure solves above-mentioned assembly technology
Property and assembling, transport, the problem of installation process, but its structure and mechanical property aspect still cannot change solid
Some technological deficiencies.On the contrary owing to the extension shaft rigidity of structure is far below overall axle, running stability is worse, and
Produce radial force and additional bending moment is bigger.
In sum, technical problem underlying and the defect of tradition arm length axle construction vertical axis aerogenerator can
Being attributed to: the rigidity of structure is poor, operational efficiency and service life are low, and process and assemble mounting process is poor.Along with
Wind-power electricity generation acc power increases, and a few defect of the problems referred to above is by the most prominent for performance.
Utility model content
This utility model purpose is to provide a kind of load balance type vertical axis aerogenerator, can effectively reduce
When rotating with balance wind wheel, additional radial pressure and moment of flexure are to generator operation efficiency and the shadow of bearing life
Ring, improve wind wheel structure rigidity and traveling comfort.
This utility model solves technical problem and adopts the following technical scheme that a kind of load balance type vertical-shaft wind
Electromotor, it is characterised in that include power transmission and wind wheel blade, and connect fixing for wind wheel blade
Connect the fixing bar arranged in pairs or groups on described power transmission；Wherein, described actuating unit includes electric machine main shaft,
Being arranged on the motor in electric machine main shaft centre position, above described motor, co-axial the fixing in electric machine main shaft periphery sets
The upper rotary sleeve put, the co-axial rotaring sleeve next time being fixedly installed in electric machine main shaft periphery below described motor；
Described power transmission formula structure axisymmetricly centered by motor.
Preferably, above described motor, electric machine main shaft is connected by shaft coupling is fixing with upper rotary sleeve；Described
Below motor, electric machine main shaft is connected by shaft coupling is fixing with rotaring sleeve next time.
Preferably, it is provided with bearing between described electric machine main shaft and upper rotary sleeve；Described electric machine main shaft with under
It is provided with bearing between revolution sleeve.
Preferably, described motor is provided above motor upper cover, and described shaft coupling is arranged on described motor upper cover
On；Being provided with motor lower cover below described motor, described shaft coupling is arranged under described motor and covers.
Preferably, what the upper and lower two ends of described wind wheel blade were respectively symmetrically is connected to turn round on sleeve up and down.
Preferably, described electric machine main shaft uses thick walled steel tube processing to prepare.
This utility model has the advantages that
This utility model load balance type vertical axis aerogenerator, wind wheel blade and electromotor barycenter and generating
Owner's shaft length center is in same plane, and Mass Distribution is uniform, and jib-length reduces more than half, this
Planting symmetrical structure makes wind wheel organization produce additional radial pressure and moment of flexure reduction or balance under stress, makes
Obtain wind wheel structure rigidity to be greatly improved, no matter assemble transport and mounting process is substantially better than conventional boom-mounted knot
Structure.Population structure size is little, it is simple to transport is installed.Meanwhile, this structure processing technology is good, crudy
It is easily guaranteed that, can effectively reduce processing cost.Use symmetrical expression layout, be substantially improved from structure and carry
The high runnability of vertical axis aerogenerator, service life and assembly technology performance.The present invention loads flat
Weighing apparatus formula vertical axis aerogenerator population structure size is little, has good assembly process process, transports installation side
Just, maintainability is good, compares with conventional vertical axis wind power generator, has significant technical advantage and cost
Advantage.
Accompanying drawing explanation
Fig. 1 is the wind wheel organization schematic diagram of conventional monolithic vertical axis aerogenerator；
Fig. 2 is load balance type vertical shaft wind power generator structure schematic diagram of the present invention.
In figure: 1-power transmission；101-electric machine main shaft；102-motor；103-upper rotary sleeve；104-
Rotaring sleeve next time；105-motor upper cover；106-motor lower cover；2-wind wheel blade；3-fixes bar；4-shaft coupling
Device；1 '-wind wheel blade；2 '-electric machine main shaft；3 '-revolving sleeve；4 '-shaft coupling；5 '-motor.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, the technical solution of the utility model is further elaborated.
Embodiment 1
Present embodiments provide a kind of load balance type vertical axis aerogenerator, as in figure 2 it is shown, include moving
Force transfering device 1 and wind wheel blade 2, and connect, by fixing for wind wheel blade 2, described power transmission dress of arranging in pairs or groups
Put the fixing bar 3 on 1；Wherein, described actuating unit 1 includes electric machine main shaft 101, is arranged on motor
The motor 102 in main shaft 101 centre position, above described motor 102, electric machine main shaft 101 periphery is co-axial
The upper rotary sleeve 103 being fixedly installed, below described motor 102, electric machine main shaft 101 periphery is co-axial solid
Fixed rotaring sleeve 104 next time arranged；Described power transmission 1 formula axisymmetricly centered by motor 102
Structure.The present embodiment uses axially symmetric layout structure, when generator system runs, in wind-force effect
Under, wind wheel blade 2 rotates, and is applied to upper and lower revolving body sleeve (103,104) respectively by fixing bar 3
On, drive its synchronous rotary.Described power transmission 1 is because using symmetrical expression layout, therefore contour structures chi
Very little little, center of gravity deciliter is managed, and changes conventional vertical axis wind power generator " top-heavy ", crank
Drawback, it is also possible to using monoblock type transport and install, cost of transportation is low, easy for installation.Because jib-length is short,
Can effectively reduce and balance the additional bending moment produced by radial force and blade gravity.Additionally, motor 102 is installed
In the symmetric position of electric machine main shaft, and cantilever is short, the most significantly changes motor assembly performance and Ke Wei
Repair performance.Tradition 1000W cantilever of vertical shaft wind driven generator length is typically up to 1.6m-1.8m, the present invention couple
Length is reduced to 0.7m-0.9m by title formula structure, can reduce jib-length and reach 50%.
In the present embodiment, above described motor 102, electric machine main shaft 101 and upper rotary sleeve 103 pass through shaft coupling
4 fixing connections；Below described motor 102, electric machine main shaft 101 and rotaring sleeve 104 next time are by shaft coupling 4
Fixing connection.When fan blade rotates, upper and lower revolution sleeve (103,104) synchronous axial system, double back pivoted housing
Barrel structure, connects good rigidly.
In the present embodiment, between described electric machine main shaft 101 and upper rotary sleeve 103, it is provided with bearing；Described
It is provided with bearing between electric machine main shaft 101 and next time rotaring sleeve 104.Duplex bearing revolving sleeve barrel structure, connects
More preferably, smoothness of operation is greatly improved rigidity.
In the present embodiment, described motor 102 is provided above motor upper cover 105, and described shaft coupling 4 is installed
On described motor upper cover 105；Motor lower cover 106, described shaft coupling 4 it is provided with below described motor 102
It is arranged on described motor lower cover 106.When wind powered generator system of the present invention runs, under wind-force effect,
Wind wheel blade 2 rotates, and is applied to respectively on upper and lower revolving body sleeve (103,104) by fixing bar 3,
Drive upper and lower revolving body sleeve (103,104) synchronous rotary, upper and lower revolving body sleeve (103,104)
Drive motor upper cover 105 and motor lower cover 106 around electricity further by two shaft couplings that motor is setting up and down
Owner's axle 101 rotates, and produces electric energy.Wind energy transmission engineering is by driving under motor upper cover 105 and motor
Covering the Dual Drive pattern of 106 synchronous axial system so that the additional load that motor 102 is subject to is little, running installation can
Leaning on, moment of torsion transmittance process mechanical efficiency is high.
In the present embodiment, what described wind wheel blade about 2 two ends were respectively symmetrically is connected to upper and lower revolution sleeve
On (103,104).The most this structure is due at electric machine main shaft 101 end, and fixing bar 3 is fixing the highest,
And short in upper end jib-length, wind wheel blade 2 coupling stiffness is high, operates steadily.
In the present embodiment, described electric machine main shaft 101 uses thick walled steel tube processing to prepare.Owing to electric machine main shaft is long
Degree reduces, and its rigidity is high, and processing technology is good, and processing cost is greatly reduced.
Last it is noted that above example is only in order to illustrate the technical solution of the utility model, rather than right
It limits；Although this utility model being described in detail with reference to previous embodiment, this area common
Skilled artisans appreciate that the technical scheme described in foregoing embodiments still can be modified by it,
Or wherein portion of techniques feature is carried out equivalent；And these amendments or replacement, do not make corresponding skill
The essence of art scheme departs from the spirit and scope of this utility model each embodiment technical scheme.
Claims (6)
1. a load balance type vertical axis aerogenerator, it is characterised in that include power transmission and
Wind wheel blade, and wind wheel blade is fixed the fixing bar connected on the described power transmission of collocation；Wherein,
Described actuating unit includes electric machine main shaft, is arranged on the motor in electric machine main shaft centre position, described motor
The co-axial upper rotary sleeve being fixedly installed in electric machine main shaft periphery, top, below described motor outside electric machine main shaft
All co-axial rotaring sleeves next time being fixedly installed；Described power transmission centered by motor axisymmetricly
Formula structure.
Load balance type vertical axis aerogenerator the most according to claim 1, it is characterised in that institute
State electric machine main shaft above motor to be connected by shaft coupling is fixing with upper rotary sleeve；Motor master below described motor
Axle is connected by shaft coupling is fixing with rotaring sleeve next time.
Load balance type vertical axis aerogenerator the most according to claim 2, it is characterised in that institute
State and be provided with bearing between electric machine main shaft and upper rotary sleeve；Set between described electric machine main shaft and next time rotaring sleeve
It is equipped with bearing.
Load balance type vertical axis aerogenerator the most according to claim 2, it is characterised in that institute
Stating motor and be provided above motor upper cover, described shaft coupling is arranged on described motor and covers；Under described motor
Side is provided with motor lower cover, and described shaft coupling is arranged under described motor and covers.
Load balance type vertical axis aerogenerator the most according to claim 1, it is characterised in that institute
Being connected to of stating that the upper and lower two ends of wind wheel blade are respectively symmetrically is turned round on sleeve up and down.
6., according to the arbitrary described load balance type vertical axis aerogenerator of claim 1-5, its feature exists
In, described electric machine main shaft uses thick walled steel tube processing to prepare.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620204132.0U CN205503362U (en) | 2016-03-17 | 2016-03-17 | Load balancing formula vertical axis aerogenerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620204132.0U CN205503362U (en) | 2016-03-17 | 2016-03-17 | Load balancing formula vertical axis aerogenerator |
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| Publication Number | Publication Date |
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| CN205503362U true CN205503362U (en) | 2016-08-24 |
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| CN201620204132.0U Active CN205503362U (en) | 2016-03-17 | 2016-03-17 | Load balancing formula vertical axis aerogenerator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105649888A (en) * | 2016-03-17 | 2016-06-08 | 上海僖舜莱机电设备制造有限公司 | Load balance type vertical axis wind turbine |
-
2016
- 2016-03-17 CN CN201620204132.0U patent/CN205503362U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105649888A (en) * | 2016-03-17 | 2016-06-08 | 上海僖舜莱机电设备制造有限公司 | Load balance type vertical axis wind turbine |
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| GR01 | Patent grant |