CN108361148A - A kind of real-time variable pitch H-type vertical axis aerogenerator - Google Patents
A kind of real-time variable pitch H-type vertical axis aerogenerator Download PDFInfo
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- CN108361148A CN108361148A CN201810361680.8A CN201810361680A CN108361148A CN 108361148 A CN108361148 A CN 108361148A CN 201810361680 A CN201810361680 A CN 201810361680A CN 108361148 A CN108361148 A CN 108361148A
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- 230000008859 change Effects 0.000 claims abstract description 12
- 230000008878 coupling Effects 0.000 claims description 33
- 238000010168 coupling process Methods 0.000 claims description 33
- 238000005859 coupling reaction Methods 0.000 claims description 33
- 239000007788 liquid Substances 0.000 claims description 8
- 238000012423 maintenance Methods 0.000 claims description 7
- 238000007689 inspection Methods 0.000 claims description 4
- 241000237858 Gastropoda Species 0.000 claims description 2
- 230000009471 action Effects 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims description 2
- 230000007246 mechanism Effects 0.000 claims description 2
- 230000008439 repair process Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 230000010349 pulsation Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 238000010248 power generation Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 241000282326 Felis catus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 230000000979 retarding effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D3/00—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor
- F03D3/06—Rotors
- F03D3/062—Rotors characterised by their construction elements
- F03D3/066—Rotors characterised by their construction elements the wind engaging parts being movable relative to the rotor
- F03D3/067—Cyclic movements
- F03D3/068—Cyclic movements mechanically controlled by the rotor structure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D15/00—Transmission of mechanical power
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D7/00—Controlling wind motors
- F03D7/06—Controlling wind motors the wind motors having rotation axis substantially perpendicular to the air flow entering the rotor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2240/00—Components
- F05B2240/20—Rotors
- F05B2240/21—Rotors for wind turbines
- F05B2240/211—Rotors for wind turbines with vertical axis
- F05B2240/214—Rotors for wind turbines with vertical axis of the Musgrove or "H"-type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2260/00—Function
- F05B2260/85—Starting
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2270/00—Control
- F05B2270/10—Purpose of the control system
- F05B2270/101—Purpose of the control system to control rotational speed (n)
- F05B2270/1014—Purpose of the control system to control rotational speed (n) to keep rotational speed constant
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2270/00—Control
- F05B2270/30—Control parameters, e.g. input parameters
- F05B2270/32—Wind speeds
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Wind Motors (AREA)
Abstract
The invention discloses a kind of real-time variable pitch H-type vertical axis aerogenerators, the vertical axis aerogenerator includes the inner cylinder being vertically arranged, and several fan blades being vertically arranged, the fan blade constitutes fan blade runner around inner cylinder setting, the fan blade upper and lower side is separately provided for adjusting the blade driving worm gear of fan blade angle, the blade driving worm gear rotation is driven by differential planetary train, real-time variable pitch can be realized in fan blade runner rotation process, change the angle of attack windward of fan blade when wind-driven generator starts, it can be achieved that low wind speed self-starting.In wind-driven generator operational process, according to wind speed size, the angle of attack of real-time adjust automatically fan blade makes wind-driven generator export stabilized (steady-state) speed always, reduces electric power output pulsation, improves power generating quality and efficiency.In typhoon season or repair, the angle of attack of fan blade is adjusted, so that fan blade is generated resistance, so that wind-driven generator is realized braking under minimum brake force, avoid damage of the strong wind weather to vertical axis aerogenerator.
Description
Technical field
The present invention relates to wind power generation fields, and in particular to a kind of real-time variable pitch H-type vertical axis aerogenerator.
Background technology
Current wind power field has two kinds of structural shapes of horizontal axis wind-driven generator and vertical axis aerogenerator, with water
Flat axis wind power generator is compared, and vertical axis aerogenerator has the following advantages：
1, environmental protection, low noise influences birds few；
2, safety, gearbox and generator are placed on ground and facilitate repair.
3, it is at low cost, without too high tower, without yaw system windward, any direction in 360 degree of orientation can be received and come
The advantages of wind, main shaft is rotated to design direction forever.
But it is a series of to solve safety arrestment etc. when hypervelocity control, maintenance when low wind speeds self-starting, high wind speed at present
Problem, and these problems have all solved on horizontal axis wind-driven generator, thus limit pushing away for vertical axis aerogenerator
Extensively.
Invention content
In order to overcome above-mentioned technical problem, the object of the present invention is to provide a kind of real-time variable pitch H-type vertical axis wind power generations
Machine, it is interior to contain the vane change device that automatically adjust the fan blade angle of attack windward in real time.
The technical solution adopted in the present invention is：
A kind of real-time variable pitch H-type vertical axis aerogenerator, it is characterised in that：The vertical axis aerogenerator includes machine
Frame, inner cylinder, fan blade wheel set assembly, generator, liquid braking device, blade pitch device, airspeedometer and electric-control system；
The fan blade wheel set assembly is provided with several fan blades placed vertically, and the fan blade is respectively mounted on fan blade spindle
On, fan blade constitutes fan blade wheel set assembly around fan blade runner arrangement, and fan blade wheel set assembly is under wind energy driving using inner cylinder as axle center
Rotation；
The blade driving gear-box that driving fan blade changes angle is provided in fan blade spindle, the blade pitch device connects fan blade
Driving gear-box simultaneously drives the gear set in blade driving gear-box to rotate forward or backwards；
Pitch drive motor is provided on the blade pitch device, the input terminal of the electric-control system connects airspeedometer, output
End connection pitch drive motor, the wind speed size that electric-control system is measured according to airspeedometer adjust the output of pitch drive motor, drive
Dynamic blade driving gear-box action, changes the angle windward for adjusting fan blade in real time.
Further, the blade pitch device includes variable pitch pinion gear, pitch axis, pitch gear C1, pitch gear D1, variable pitch tooth
Take turns C2, pitch gear D2, variable pitch Hooks coupling universal coupling, variable pitch epicyclic gearbox, bevel gear box 1 and bevel gear box 2；The variable pitch tooth
It takes turns C1 and pitch gear C2 to be mounted in pitch axis, pitch axis is mounted on by bearing on inner cylinder, and the pitch axis is provided with more
Section is coupled with variable pitch Hooks coupling universal coupling, and the pitch gear D1 and pitch gear D2 are mounted on by bearing on fan blade runner, institute
It states bevel gear box 1 and bevel gear box 2 is mounted on fan blade runner, the variable pitch epicyclic gearbox is mounted in rack, input terminal
For variable pitch pinion gear, output end is pitch axis.
Further, the variable pitch epicyclic gearbox includes pitch gear A, variable pitch planetary gear A, planetary gear shaft, variable pitch
Gear B, variable pitch planetary gear B, variable pitch planet carrier worm gear, variable pitch worm screw and pitch drive motor；
The pitch gear A, variable pitch planetary gear A, planetary gear shaft, pitch gear B, variable pitch planetary gear B and variable pitch
Planet carrier worm gear constitutes differential planetary train；
Pitch drive motor be mounted on variable pitch epicyclic gearbox outside, pitch drive motor couple variable pitch worm screw, and with change
Paddle planet carrier worm gear engage, when pitch drive motor by electric-control system instruction rotate forward or backwards, driving variable pitch worm screw with
Variable pitch planet carrier worm gear rotates, and differential planetary train makes variable pitch epicyclic gearbox input terminal variable pitch pinion gear and output end pitch axis
There is speed difference, the pitch gear C1 coupled with pitch axis to driving and pitch gear C2 rotations drive the variable pitch being engaged with
Gear D 1 and pitch gear D2 rotations, make pitch gear D1 and pitch gear D2 be generated positively or negatively with respect to fan blade wheel set assembly
Phase deviation.
The pitch gear D1, pitch gear D2 are mounted on by bearing on fan blade runner, pitch gear D1 and variable pitch tooth
Wheel D2 is engaged with pitch gear E1 and pitch gear E2 respectively, and pitch gear E1 and pitch gear E2 are separately mounted to bevel gear box
1 and bevel gear box 2 in, intermeshing variable pitch bevel gear A1 and variable pitch bevel gear B1 is provided in the bevel gear box 1, it is described
Intermeshing variable pitch bevel gear A2 and variable pitch bevel gear B2 are provided in bevel gear box 2；
When pitch gear D1 and pitch gear D2 generates positively or negatively phase deviation with respect to fan blade wheel set assembly, driving
The pitch gear E1 of engagement and pitch gear E2 rotations, make output end blade driving axis 1 by bevel gear box 1 and bevel gear box 2
It is rotated forward or backwards simultaneously with blade driving axis 2.
As a further improvement of the above technical scheme, the fan blade wheel set assembly includes fan blade runner, fan blade, fan blade turn
Axis, blade driving axis 1, blade driving Hooks coupling universal coupling 1, blade driving axis 2, blade driving Hooks coupling universal coupling 2, blade driving tooth
Roller box 1 and blade driving gear-box 2；
The fan blade is mounted in fan blade spindle, and fan blade spindle is mounted on by bearing on fan blade runner, and the fan blade drives
Moving axis 1 and blade driving axis 2 are provided with multistage, pass through blade driving Hooks coupling universal coupling 1 and blade driving Hooks coupling universal coupling 2 respectively
Connection, the blade driving gear-box 1 and blade driving gear-box 2 are mounted on fan blade runner, and input shaft is blade driving
Axis 1 and blade driving axis 2, output shaft are fan blade spindle.
Further, be equipped in the blade driving gear-box 1 variable pitch bevel gear C1, variable pitch bevel gear D1, pitch gear F1,
Pitch gear G1, blade driving worm screw 1, blade driving worm gear 1, the variable pitch bevel gear C1 and the D1 engagements of variable pitch bevel gear, become
Paddle bevel gear D1 and pitch gear F1 are coaxial, and pitch gear F1 is engaged with pitch gear G1, pitch gear G1 and blade driving snail
Bar 1 is coaxial, and blade driving worm screw 1 engages with blade driving worm gear 1；
Variable pitch bevel gear C2, variable pitch bevel gear D2, pitch gear F2, variable pitch tooth are equipped in the blade driving gear-box 2
G2, blade driving worm screw 2, blade driving worm gear 2 are taken turns, the variable pitch bevel gear C2 and the D2 engagements of variable pitch bevel gear, variable pitch bore tooth
Wheel D2 and pitch gear F2 pitch gears F2 is coaxial, and pitch gear F2 is engaged with pitch gear G2, and pitch gear G2 drives with fan blade
Dynamic worm screw 2 is coaxial, and blade driving worm screw 2 engages with blade driving worm gear 2.
The fan blade is lift-type fan blade, can control lift by changing angle windward.
The inner cylinder lower end is connected with rack, and inner cylinder upper and lower ends are provided with internal tooth turntable bearing and turntable bearing, uses
In installation fan blade wheel set assembly, outer tube longitudinally mounted pitch axis.Cat ladder, inspection platform and inspection are installed inside the inner cylinder
Door is repaiied for plant maintenance, the airspeedometer is mounted on inner cylinder upper end.
It is provided with brake disc on the fan blade runner, when needing braking, the hydraulic cylinder of liquid braking device stretches out, and drive rubs
Pad pressure on the disc brake rotor, generates brake force, and fan blade runner is made to slow down or stop.
The beneficial effects of the invention are as follows：
The present invention provides a kind of real-time variable pitch H-type vertical axis aerogenerator, real-time variable pitch may be implemented, in wind-power electricity generation
Change the angle of attack windward of fan blade when machine starts, it can be achieved that low wind speed self-starting.It, can be according to wind in wind-driven generator operational process
Fast size, can adjust automatically fan blade in real time the angle of attack, so that wind-driven generator is exported stabilized (steady-state) speed always, reduce electric power output wave
It is dynamic, improve power generating quality and efficiency.In typhoon season or repair, the angle of attack of fan blade is can adjust, so that fan blade is generated resistance, makes wind
Power generator realizes braking under minimum brake force, can avoid damage of the strong wind weather to vertical axis aerogenerator.
Description of the drawings
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a kind of structural schematic diagram of real-time variable pitch H-type vertical axis aerogenerator.
Fig. 2 is the A-A views of Fig. 1.
Fig. 3 is the structural schematic diagram of blade pitch device.
Fig. 4 is the structural schematic diagram of fan blade wheel set assembly.
Specific implementation mode
Below in conjunction with the accompanying drawings with preferred embodiment to the present invention a kind of real-time variable pitch H-type vertical axis aerogenerator make into
One step is described in detail.
Referring to Fig.1, the vertical axis aerogenerator includes rack 1, inner cylinder 2, fan blade wheel set assembly 3, generator 4, liquid
Press the components compositions such as brake 5, blade pitch device 6, airspeedometer 7, electric-control system 8.The fan blade wheel set assembly 3 is provided with several perpendicular
The fan blade 302 directly placed respectively is mounted in fan blade spindle 303, and fan blade wheel set assembly is constituted around the arrangement of fan blade runner 301
3, fan blade wheel set assembly 3 is by band internal tooth turntable bearing 201, and turntable bearing 202 is mounted on inner cylinder 2, and fan blade wheel set assembly 3 exists
It can be rotated for axle center with inner cylinder 2 under wind energy driving, the vane change device with adjusting 302 angulation change of fan blade in fan blade spindle 303,
303 upper and lower side of the fan blade spindle is respectively arranged with blade driving gear-box 2 320 and blade driving gear-box 1 310, can be by
Blade pitch device 6 drives the gear set in blade driving gear-box to rotate forward or backwards, achievees the purpose that fan blade variable pitch, the change
The power of paddle mechanism 6 is provided by pitch drive motor 618, can be by the differential planetary train in blade pitch device 6, in fan blade runner
Power is provided for blade pitch device during component rotation, realizes real-time variable pitch function.
With reference to Fig. 3, the blade pitch device 6 is by variable pitch pinion gear 601, pitch axis 602, pitch gear C1 603, variable pitch tooth
Take turns D1 604, pitch gear C2 605, pitch gear D2 606, variable pitch Hooks coupling universal coupling 607, variable pitch epicyclic gearbox 610, cone
Gear-box 1 620, bevel gear box 2 630 form.The pitch gear C1 603 and pitch gear C2 605 is mounted on pitch axis
On 602, pitch axis 602 is mounted on by bearing on inner cylinder 2, and the pitch axis 602 has multistage, with variable pitch Hooks coupling universal coupling 607
Connection.The pitch gear D1 604 and pitch gear D2 606 is mounted on by bearing on fan blade runner 301, the bevel gear
Case 1620, bevel gear box 2 630 are mounted on fan blade runner 301.The variable pitch epicyclic gearbox 610 is mounted in rack 1, defeated
It is variable pitch pinion gear 601 to enter end, and output end is pitch axis 602.
When 3 wind energy of fan blade wheel set assembly drives lower rotation, band internal tooth turntable bearing 201 is driven to rotate, engagement variable pitch is small
Gear 601 rotates, and drives pitch axis 602 to be rotated with same rotating speed by variable pitch epicyclic gearbox 610, is mounted on pitch axis 602
On pitch gear C1 603 and pitch gear C2 605 drive the pitch gear D1 604 that is meshed therewith and pitch gear D2
606 rotate, at this time the rotating speed of pitch gear D1 604 and pitch gear D2 606 and the rotating speed one with internal tooth turntable bearing 201
It causes, therefore pitch gear D1 604 and pitch gear D2606 are static with respect to fan blade wheel set assembly 3.
The variable pitch epicyclic gearbox 610 is by pitch gear A 611, variable pitch planetary gear A 612, planetary gear shaft 613,
Pitch gear B 614, variable pitch planetary gear B 615, variable pitch planet carrier worm gear 616, variable pitch worm screw 617, pitch drive motor 618
Composition.The pitch gear A 611, variable pitch planetary gear A 612, planetary gear shaft 613, pitch gear B 614, variable pitch planet
Gear B 615 and variable pitch planet carrier worm gear 616 constitute differential planetary train.Pitch drive motor 618 is mounted on variable pitch planet tooth
Outside roller box 610, connection variable pitch worm screw 617 engages with variable pitch planet carrier worm gear 616.The variable pitch epicyclic gearbox 610
Input terminal is variable pitch pinion gear 601, and output end is pitch axis 602.
It is rotated forward or backwards when pitch drive motor 618 is instructed by electric-control system 8, driving variable pitch worm screw 617 and change
Paddle planet carrier worm gear 616 rotates, and differential planetary train makes 610 input terminal variable pitch pinion gear 601 of variable pitch epicyclic gearbox and output
End pitch axis 602 has speed difference, and the pitch gear C1 603 and pitch gear C2 605 coupled with pitch axis 602 to driving revolves
Turn, drives the pitch gear D1 604 being engaged with and pitch gear D2 606 to rotate, make pitch gear D1 604 and variable pitch tooth
It takes turns D2 606 and generates positively or negatively phase deviation with respect to fan blade wheel set assembly 3.
The pitch gear D1 604 and pitch gear D2 606 is mounted on by bearing on fan blade runner 301, respectively
It is engaged with pitch gear E1 621 and pitch gear E2 631, pitch gear E1 621 and pitch gear E2 631 can be at this time
One, can also be multiple, and all fan blades 302 may be selected according to the quantity of fan blade 302 while driving variable pitch, also may be selected wherein
Some fan blades 302 drive variable pitch simultaneously, remaining fan blade 302 not variable pitch.Every group of pitch gear E1 621 and pitch gear E2 631
It is separately mounted to bevel gear box 1 620 and bevel gear box 2630, the bevel gear box 1 620 and bevel gear box 2 630 are mounted on
On fan blade runner 301, variable pitch bevel gear A1 622 and variable pitch bevel gear B1 623 is engaged in gear-box, variable pitch bevel gear A2 632
It is engaged with variable pitch bevel gear B2 633, output end is respectively blade driving axis 1 304 and blade driving axis 2 306.
When positively or negatively phase is inclined with respect to 3 generation of fan blade wheel set assembly by pitch gear D1 604 and pitch gear D2 606
When poor, pitch gear E1 621 and the pitch gear E2631 rotations of engagement are driven, bevel gear box 1 620 and bevel gear box 2 are passed through
630 make output end blade driving axis 1 304 and blade driving axis 2 306 while rotating forward or backwards.
With reference to Fig. 2 and Fig. 4, the fan blade wheel set assembly 3 is by fan blade runner 301, fan blade 302, fan blade spindle 303, fan blade
Drive shaft 1 304, blade driving Hooks coupling universal coupling 1 305, blade driving axis 2 306, blade driving Hooks coupling universal coupling 2 307,
Blade driving gear-box 1 310, blade driving gear-box 2 320 form.The fan blade 302 is mounted in fan blade spindle 303, is led to
Bearing is crossed on fan blade runner 301, the blade driving axis 1 304 and blade driving axis 2 306 there can be multistage, respectively
Coupled by blade driving Hooks coupling universal coupling 1 305 and blade driving Hooks coupling universal coupling 2 307.The blade driving gear-box 1
310 and blade driving gear-box 2 320 be mounted on fan blade runner 301, input shaft is that blade driving axis 1 304 and fan blade drive
Moving axis 2 306, output shaft are fan blade spindle 303.
There are variable pitch bevel gear C1 311, variable pitch bevel gear D1 312, pitch gear in the blade driving gear-box 1 310
F1 313, pitch gear G1 314, blade driving worm screw 1 315, blade driving worm gear 1 316.Wherein variable pitch bevel gear C1
311 and variable pitch bevel gear D1 312 is engaged, and variable pitch bevel gear D1 312 is coaxial with pitch gear F1 313, pitch gear F1 313
It is engaged with pitch gear G1 314, pitch gear G1 314 and blade driving worm screw 1 315 are coaxial, blade driving worm screw 1 315
It is engaged with blade driving worm gear 1 316.
The blade driving gear-box 2 320 inside has variable pitch bevel gear C2 321, variable pitch bevel gear D2 322, variable pitch tooth
Take turns F2 323, pitch gear G2 324, blade driving worm screw 2 325, blade driving worm gear 2 326.Wherein variable pitch bevel gear C2
321 and variable pitch bevel gear D2 322 is engaged, and 323 pitch gear F2 323 of variable pitch bevel gear D2 322 and pitch gear F2 are coaxial,
Pitch gear F2 323 is engaged with pitch gear G2 324, and pitch gear G2 324 and blade driving worm screw 2 325 are coaxial, fan blade
Driving worm screw 2 325 engages with blade driving worm gear 2 326.
When blade driving axis 1 304 and blade driving axis 2 306 rotate forward or backwards simultaneously, fan blade drive is respectively driven
Moving teeth roller box 1 310 and the rotation of 2 320 internal gear group of blade driving gear-box, while output end fan blade spindle 303 being made to rotate, from
And fan blade 302 is driven to rotate, realize real-time variable pitch function.
The fan blade 302 is a kind of lift-type fan blade, prismatic blade, symmetrical airfoil or asymmetric airfoil, can pass through change
Angle controls lift windward.Fan blade 302 can be 2 or more than one piece in this in real time variable pitch H-type vertical axis aerogenerator.
The inner cylinder 2, lower end are connected with rack 1, and exterior cylinder upper and lower ends are provided with internal tooth turntable bearing 201 and turn
Dish axle holds 202, for installing fan blade wheel set assembly 3, is longitudinally provided with pitch axis 602 in exterior cylinder, inside is equipped with cat ladder
203 and inspection platform 204, maintenance door 205 is used for plant maintenance, and upper end is equipped with airspeedometer 7, for detecting wind speed.
The generator 4 is mounted on the bottom of H-type vertical axis aerogenerator, facilitates installation and maintenance.When fan blade runner
Under the driving of 3 wind energy of component when rotation, drives band internal tooth turntable bearing 201 to rotate, drive the generator output gear 401 of its engagement
Power is inputted generator raising speed gear-box 403, to drive 4 main shaft of generator to rotate by rotation by generator output shaft 402
Power generation.
The liquid braking device 5 is mounted in rack 1, can be arranged as required to multigroup liquid braking device, and brake disc 501 is pacified
On fan blade runner 301, when needing braking, the hydraulic cylinder of liquid braking device 5 stretches out, and band movable friction plate is pressed in brake disc
On 501, brake force is generated, to make fan blade runner 301 slow down or stop.
The electric-control system 8, holding equipment automatic running automatically adjust in real time according to the wind speed size that airspeedometer 7 measures
Low wind speed self-starting, high wind speed automatic retarding are realized in the angle windward of fan blade 302, and fan blade runner 301 is made to export stable turn
Speed, control system can complete process control, it can be achieved that unmanned scene is on duty.
The vertical axis aerogenerator of the present invention may be implemented fan blade and become in real time with vane change device by above structure
Paddle changes the angle of attack windward of fan blade when wind-driven generator starts, it can be achieved that low wind speed self-starting.It was run in wind-driven generator
Cheng Zhong, can according to wind speed size, can adjust automatically fan blade in real time the angle of attack, so that wind-driven generator is exported stabilized (steady-state) speed always, subtract
Few electric power output pulsation, improves power generating quality and efficiency.In typhoon season or repair, the angle of attack of fan blade is can adjust, fan blade is made
Resistance is generated, wind-driven generator is made to realize braking under minimum brake force, can avoid strong wind weather to vertical axis aerogenerator
Damage.
The preferred embodiments that these are only the present invention, as long as realizing the technical side of the object of the invention with essentially identical means
Case belongs within protection scope of the present invention.
Claims (10)
1. a kind of real-time variable pitch H-type vertical axis aerogenerator, it is characterised in that：The vertical axis aerogenerator includes rack
(1), inner cylinder (2), fan blade wheel set assembly (3), generator (4), liquid braking device (5), blade pitch device (6), airspeedometer (7) and electricity
Control system (8)；
The fan blade wheel set assembly (3) is provided with several fan blades (302) placed vertically, and the fan blade (302) is respectively mounted on
In fan blade spindle (303), fan blade (302) constitutes fan blade wheel set assembly (3), fan blade light-emitting window around fan blade runner (301) arrangement
Part (3) is rotated with inner cylinder (2) for axle center under wind energy driving；
The blade driving gear-box that driving fan blade (302) changes angle, the blade pitch device are provided in fan blade spindle (303)
(6) it connects blade driving gear-box and the gear set in blade driving gear-box is driven to rotate forward or backwards；
Pitch drive motor (618) is provided on the blade pitch device (6), the input terminal of the electric-control system (8) connects wind speed
It counts (7), output end connects pitch drive motor (618), and the wind speed size that electric-control system (8) is measured according to airspeedometer (7) is adjusted
The output of pitch drive motor (618), driving blade driving gear-box action, changes the angle windward for adjusting fan blade (302) in real time.
2. a kind of real-time variable pitch H-type vertical axis aerogenerator according to claim 1, which is characterized in that the variable pitch
Mechanism (6) includes variable pitch pinion gear (601), pitch axis (602), pitch gear C1 (603), pitch gear D1 (604), variable pitch tooth
Take turns C2 (605), pitch gear D2 (606), variable pitch Hooks coupling universal coupling (607), variable pitch epicyclic gearbox (610), bevel gear box 1
(620) and bevel gear box 2 (630)；The pitch gear C1 (603) and pitch gear C2 (605) are mounted on pitch axis (602)
On, pitch axis (602) is mounted on by bearing on inner cylinder (2), and the pitch axis (602) is provided with multistage, universal with variable pitch
Axis device (607) couples, and the pitch gear D1 (604) and pitch gear D2 (606) are mounted on fan blade runner (301) by bearing
On, the bevel gear box 1 (620) and bevel gear box 2 (630) are mounted on fan blade runner (301), the variable pitch epicyclic gearbox
(610) it is mounted in rack (1), input terminal is variable pitch pinion gear (601), and output end is pitch axis (602).
3. a kind of real-time variable pitch H-type vertical axis aerogenerator according to claim 2, which is characterized in that the variable pitch
Epicyclic gearbox (610) includes pitch gear A (611), variable pitch planetary gear A (612), planetary gear shaft (613), pitch gear
B (614), variable pitch planetary gear B (615), variable pitch planet carrier worm gear (616), variable pitch worm screw (617) and pitch drive motor
(618)；
The pitch gear A (611), variable pitch planetary gear A (612), planetary gear shaft (613), pitch gear B (614), variable pitch
Planetary gear B (615) and variable pitch planet carrier worm gear (616) constitute differential planetary train；
Pitch drive motor (618) is mounted on variable pitch epicyclic gearbox (610) outside, and pitch drive motor (618) couples variable pitch
Worm screw (617), and engaged with variable pitch planet carrier worm gear (616), when pitch drive motor (618) is instructed by electric-control system (8)
It rotates forward or backwards, driving variable pitch worm screw (617) rotates with variable pitch planet carrier worm gear (616), and differential planetary train makes variable pitch
Epicyclic gearbox (610) input terminal variable pitch pinion gear (601) and output end pitch axis (602) have speed difference, to driving and become
Pitch gear C1 (603) and pitch gear C2 (605) rotation of paddle shaft (602) connection, drive the pitch gear D1 being engaged with
(604) it is rotated with pitch gear D2 (606), makes pitch gear D1 (604) and pitch gear D2 (606) with respect to fan blade wheel set assembly
(3) positively or negatively phase deviation is generated.
4. a kind of real-time variable pitch H-type vertical axis aerogenerator according to claim 2, which is characterized in that the variable pitch
Gear D 1 (604), pitch gear D2 (606) are mounted on by bearing on fan blade runner (301), pitch gear D1 (604) and change
Paddle gear D 2 (606) is engaged with pitch gear E1 (621) and pitch gear E2 (631) respectively, pitch gear E1 (621) and variable pitch
Gear E2 (631) is separately mounted in bevel gear box 1 (620) and bevel gear box 2 (630), is set in the bevel gear box 1 (620)
It is equipped with intermeshing variable pitch bevel gear A1 (622) and variable pitch bevel gear B1 (623), is provided in the bevel gear box 2 (630)
Intermeshing variable pitch bevel gear A2 (632) and variable pitch bevel gear B2 (633)；
When positively or negatively phase is inclined with respect to fan blade wheel set assembly (3) generation by pitch gear D1 (604) and pitch gear D2 (606)
When poor, the pitch gear E1 (621) and pitch gear E2 (631) of engagement is driven to rotate, passes through bevel gear box 1 (620) and cone tooth
Roller box 2 (630) makes output end blade driving axis 1 (304) and blade driving axis 2 (306) while rotating forward or backwards.
5. a kind of real-time variable pitch H-type vertical axis aerogenerator according to claim 1, which is characterized in that the fan blade
Wheel set assembly (3) includes fan blade runner (301), fan blade (302), fan blade spindle (303), blade driving axis 1 (304), fan blade drive
Dynamic Hooks coupling universal coupling 1 (305), blade driving axis 2 (306), blade driving Hooks coupling universal coupling 2 (307), blade driving gear-box 1
(310) and blade driving gear-box 2 (320)；
The fan blade (302) is mounted in fan blade spindle (303), and fan blade spindle (303) is mounted on fan blade runner by bearing
(301) on, the blade driving axis 1 (304) and blade driving axis 2 (306) are provided with multistage, universal by blade driving respectively
Shaft coupling 1 (305) and blade driving Hooks coupling universal coupling 2 (307) connection, the blade driving gear-box 1 (310) and blade driving
Gear-box 2 (320) is mounted on fan blade runner (301), and input shaft is blade driving axis 1 (304) and blade driving axis 2
(306), output shaft is fan blade spindle (303).
6. a kind of real-time variable pitch H-type vertical axis aerogenerator according to claim 5, which is characterized in that the fan blade
It drives and is equipped with variable pitch bevel gear C1 (311) in gear-box 1 (310), variable pitch bevel gear D1 (312), pitch gear F1 (313), becomes
Paddle gear G1 (314), blade driving worm screw 1 (315), blade driving worm gear 1 (316), the variable pitch bevel gear C1 (311) and change
Paddle bevel gear D1 (312) is engaged, variable pitch bevel gear D1 (312) and pitch gear F1 (313) coaxially, pitch gear F1 (313) with
Pitch gear G1 (314) is engaged, pitch gear G1 (314) and blade driving worm screw 1 (315) coaxially, blade driving worm screw 1
(315) it is engaged with blade driving worm gear 1 (316)；
Variable pitch bevel gear C2 (321), variable pitch bevel gear D2 (322), variable pitch tooth are equipped in the blade driving gear-box 2 (320)
F2 (323), pitch gear G2 (3214), blade driving worm screw 2 (325), blade driving worm gear 2 (326) are taken turns, the variable pitch bores tooth
Take turns C2 (321) and variable pitch bevel gear D2 (322) engagements, variable pitch bevel gear D2 (322) and pitch gear F2 (323) pitch gear F2
(323) coaxially, pitch gear F2 (323) is engaged with pitch gear G2 (3214), pitch gear G2 (3214) and blade driving snail
Coaxially, blade driving worm screw 2 (325) engages bar 2 (325) with blade driving worm gear 2 (326).
7. a kind of real-time variable pitch H-type vertical axis aerogenerator according to claim 1 or 5, which is characterized in that the wind
Leaf (302) is lift-type fan blade, can control lift by changing angle windward.
8. a kind of real-time variable pitch H-type vertical axis aerogenerator according to claim 1, which is characterized in that the inner cylinder
(2) lower end is connected with rack (1), and inner cylinder (2) upper and lower ends are provided with internal tooth turntable bearing (201) and turntable bearing (202),
For installing fan blade wheel set assembly (3), the longitudinally mounted pitch axis (602) outside inner cylinder (2).
9. a kind of real-time variable pitch H-type vertical axis aerogenerator according to claim 1 or 8, which is characterized in that in described
Cat ladder (203), inspection platform (204) and maintenance door (205) are installed for plant maintenance, the airspeedometer (7) inside cylinder (2)
Mounted on inner cylinder (2) upper end.
10. a kind of real-time variable pitch H-type vertical axis aerogenerator according to claim 1, which is characterized in that the fan blade
Brake disc (501) is provided on runner (301), when needing braking, the hydraulic cylinder of liquid braking device (5) stretches out, band dynamic friction
Piece is pressed in brake disc (501), generates brake force, and fan blade runner (301) is made to slow down or stop.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810361680.8A CN108361148B (en) | 2018-04-20 | 2018-04-20 | Real-time variable-pitch H-shaped vertical axis wind turbine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810361680.8A CN108361148B (en) | 2018-04-20 | 2018-04-20 | Real-time variable-pitch H-shaped vertical axis wind turbine |
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| CN108361148B CN108361148B (en) | 2020-01-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116641837A (en) * | 2023-06-27 | 2023-08-25 | 枣庄惠风能源科技有限公司 | Vertical shaft power generation equipment capable of flexibly adjusting windward angle of fan blade |
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| CN116641837B (en) * | 2023-06-27 | 2024-05-10 | 枣庄惠风能源科技有限公司 | Vertical shaft power generation equipment capable of flexibly adjusting windward angle of fan blade |
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| Publication number | Publication date |
|---|---|
| CN108361148B (en) | 2020-01-14 |
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