CN102410145B

CN102410145B - Multi-winding variable-pole variable-speed vane-type vertical wind power generating system

Info

Publication number: CN102410145B
Application number: CN 201110431339
Authority: CN
Inventors: 李树广
Original assignee: Harbin Large Power Vertical Wind Power Equipment Engineering Technology Research Centre Co Ltd
Current assignee: Harbin Large Power Vertical Wind Power Equipment Engineering Technology Research Centre Co Ltd
Priority date: 2011-12-20
Filing date: 2011-12-20
Publication date: 2013-08-21
Anticipated expiration: 2031-12-20
Also published as: CN102410145A

Abstract

A multi-winding variable-pole variable-speed vane-type vertical wind power generating system relates to a vertical wind power generating system. In order to solve the problems that the conventional wind power generator has poor running performance, low wind utilizing ratio, and inconvenient assembly, maintenance and transportation, three schemes are provided; a first scheme is as follows: a vertical generator is a multi-winding variable-pole vertical asynchronous generator; a fan support has a frustum-shaped structure; the vertical generator is arranged on the fan support, connected with a vertical speed increaser and controlled by an exciting intelligent grid-connected control system; the lower end of a vertical crankshaft is connected with the vertical speed increaser through a shaft coupler; an electromagnetic brake is installed on the lower end surface of an upper frame and sleeved on the vertical crankshaft; a single vane of a vane system has a vertical shutter structure; a second scheme is as follows: the single vane of the vane system has a transverse shutter structure; and a third scheme is as follows: the single vane of the vane system has a streamline structure. The multi-winding variable-pole variable-speed vane-type vertical wind power generating system is applied to wind power generation.

Description

Many winding pole-changings speed change fan blade vertical wind power generation system

Technical field

The present invention relates to a kind of vertical wind power generation system, be specifically related to a kind of many winding pole-changings speed change fan blade vertical wind power generation system, belong to technical field of wind power generation.

Background technique

Along with the generation of world energy sources crisis, utilize the generating of wind-force kinetic energy to become the focus of modern social development as new energy.The generator set of three traditional paddle wind-driven generators and speed increaser are installed in the high-altitude on tower tube top, and the heavy fan blade of growing up tiltedly hangs over the side, and need great balance weight body.Consider fan blade, speed increaser, generator set, balance weight body are added the weight that heavy cabin has the hundreds of ton, utilize the tower tube to be supported in the high-altitude, produce the huge tilting moment that wipes out when storm wind blows, easily by the damage that wipes out of blast.Simultaneously, the traditional wind volume is big, and assembling, transportation and maintenance difficulties are big, and fan blade is subjected to air quantity little, and the wind power utilization rate is low, and the wind-force starting torque is big, defectives such as ride quality instability.For example, existing aerofoil profile fan blade blowing area is little, and the wind power utilization rate is low, and the aerofoil windage is big before existing, and the commutation dead angle is big, and the wind power utilization rate is low, is difficult to high capacity.

Find through the literature search to prior art, fan blade in the wind-driven generator of putting down in writing in the patent documentation among patent No. ZL200430067146.5 and the patent publication No. WO2007140397A2 still exists the wind power utilization rate low, exists to start the dead angle problem big with the commutation dead angle in starting and rotatablely moving.

Same, the fan blade of related wind-driven generator system adopts the NACA0009 aerofoil profile in the patent of invention of number of patent application 200410023530.4, and this fan blade blowing area is little, the wind power utilization rate is low, there is the commutation dead angle in aerofoil windage face before existing in rotatablely moving, be difficult to high capacity.

Summary of the invention

It is poor to the objective of the invention is in order to solve the ride quality that existing wind-driven generator exists, and the wind power utilization rate is low, is not easy to the problem assembling, safeguard and transport, and then a kind of many winding pole-changings speed change fan blade vertical wind power generation system is provided.

Technological scheme one of the present invention is: many winding pole-changings speed change fan blade vertical wind power generation system comprises blower fan bearing, vertical arbor, the first fan blade flange plate, the second fan blade flange plate, blade system, the first arbor bearing unit, the second arbor bearing unit, electromagnetic brake, coupling, vertical speed increaser, vertical type generator and excitation intelligence grid-connection control system;

What vertical type generator adopted is the vertical induction generators of many winding pole-changings;

The blower fan bearing is terrace with edge shape structure, the blower fan bearing comprises upper strata framework, middle level framework, bottom frame and a plurality of corner post, described upper strata framework, middle level framework and bottom frame from top to bottom are set up in parallel, and link together by corner post between upper strata framework, middle level framework and the bottom frame;

Vertical type generator arranges on the bottom frame of blower fan bearing, and vertical type generator is connected with vertical speed increaser, and vertical type generator is by the control of excitation intelligence grid-connection control system;

The upper strata framework that the blower fan bearing is passed in the lower end of vertical arbor is connected by coupling with vertical speed increaser with the middle level framework, realize being rotationally connected by the first arbor bearing unit between vertical arbor and the upper strata framework, realize being rotationally connected by the second arbor bearing unit between vertical arbor and the middle level framework, electromagnetic brake is installed on the lower end surface of upper strata framework, and electromagnetic brake is enclosed within on the vertical arbor, the top of vertical arbor is equipped with the first fan blade flange plate and the second fan blade flange plate, the first fan blade flange plate and the second fan blade flange plate all are positioned at the top of blower fan bearing

Blade system comprises three monomer fan blades and two triangle fan blade fixing frames, three monomer fan blade annulars are installed on the excircle of vertical arbor, being 120 degree angles between adjacent two monomer fan blades arranges, the upper end of monomer fan blade is connected with the first fan blade flange plate, and the lower end of monomer fan blade is connected with the second fan blade flange plate; The top and bottom of three monomer fan blades are respectively fixedly connected by a triangle fan blade fixing frame;

The monomer fan blade is the vertical blind structure, the monomer fan blade comprises blinds window frame, a plurality of vertical shaft, a plurality of vertical wind deflector and a plurality of shaft bearing assembly, be provided with a plurality of vertical shafts on the blinds window frame from left to right, the two ends of vertical shaft respectively are installed on the blinds window frame by a shaft bearing assembly, a vertical wind deflector is installed on each vertical shaft, and a plurality of vertical wind deflectors are positioned at the same side of blinds window frame.

Technological scheme two of the present invention is: many winding pole-changings speed change fan blade vertical wind power generation system comprises blower fan bearing, vertical arbor, the first fan blade flange plate, the second fan blade flange plate, blade system, the first arbor bearing unit, the second arbor bearing unit, electromagnetic brake, coupling, vertical speed increaser, vertical type generator and excitation intelligence grid-connection control system;

The monomer fan blade is the horizontal type louver structure, the monomer fan blade comprises blinds window frame, a plurality of horizontal type rotating shaft, a plurality of horizontal type wind deflector and a plurality of shaft bearing assembly, be provided with a plurality of horizontal type rotating shafts on the blinds window frame from top to bottom, the two ends of horizontal type rotating shaft respectively are installed on the blinds window frame by a shaft bearing assembly, a horizontal type wind deflector is installed in each horizontal type rotating shaft, and a plurality of horizontal type wind deflectors are positioned at the same side of blinds window frame.

Technological scheme three of the present invention is: many winding pole-changings speed change fan blade vertical wind power generation system comprises blower fan bearing, vertical arbor, the first fan blade flange plate, the second fan blade flange plate, blade system, the first arbor bearing unit, the second arbor bearing unit, electromagnetic brake, coupling, vertical speed increaser, vertical type generator and excitation intelligence grid-connection control system;

The monomer fan blade is streamlined structure, the monomer fan blade comprises the refraction wind-guiding plate, the fan blade frame, fan blade leaf body, two supporting frames and two fan blade arbor fixed blocks, fan blade leaf body is welded as a whole by shell and inner skeleton and constitutes, the cross-sectional outer outer contour of fan blade leaf body is protruding ogive curve, the outer contour of the shell longitudinal section of fan blade leaf body is the streamlined curve of wing, the fan blade frame is welded on the plane of fan blade leaf body, fan blade frame and vertical arbor respectively are equipped with a fan blade arbor fixed block near the both sides, front and back of an end, the monomer fan blade is set up mechanical connection by fan blade arbor fixed block and the first fan blade flange plate and the second fan blade flange plate, the lower end of refraction wind-guiding plate is fixedly mounted on the fan blade frame, the middle part of refraction wind-guiding plate is supported on the fan blade frame by two supporting frames, and refraction wind-guiding plate and fan blade frame are 60 degree angles and fix.

After the present invention adopted above-mentioned technological scheme, wind-power generating system of the present invention had following advantage:

One, in the technological scheme one of the present invention: wind blows monomer fan blade rotates, when vertical wind deflector forwards positive windward side to, vertical wind deflector is attached on the blinds window frame under wind-force promotes, as shown in Figure 6, wind-force blows at the monomer fan blade and produces Driving force and rotate running torque, promotes the wind-driven generator rotary electrification.It is too high to work as wind speed when violent wind, fan blade rotating speed height, and it is big to produce centrifugal force, and as shown in Figure 7, the venetian blind fan blade opens, and is and lets out the wind state, makes fan blade not produce rotary thrust, and the fan blade rotating speed will be reduced, and plays the storm wind protective action.

Two, in the technological scheme two of the present invention: when wind blows fan blade monomer rotates, when the horizontal type wind deflector forwards positive windward side to, the horizontal type wind deflector is under the gravity effect of fan blade, and under wind-force promotes, sagging being attached on the blinds window frame, as shown in Figure 8, wind-force blows at fan blade and produces Driving force and rotate running torque, promotes the wind-driven generator rotary electrification.When violent wind when wind speed too high, when fan blade rotating speed height, venetian blind fan blade produce centrifugal force greater than the gravity of venetian blind fan blade; as shown in Figure 9, the venetian blind fan blade opens, and is the wind state of letting out; make fan blade not produce rotary thrust, the fan blade rotating speed is lowered, play the storm wind protective action.

Three, in the technological scheme three of the present invention: when wind blows fan blade monomer rotates, when the refraction wind-guiding plate forwards positive windward side to, the refraction wind-guiding plate is under wind-force promotes, the refraction wind-guiding plate is attached on the fan blade frame, wind-force blows at fan blade and produces Driving force and rotate running torque, promotes the wind-driven generator rotary electrification.It is too high to work as wind speed when violent wind, fan blade rotating speed height, and it is big to produce centrifugal force, and the refraction wind-guiding plate opens, and is to let out the wind state, makes fan blade not produce rotary thrust, and the fan blade rotating speed will be reduced, and plays the storm wind protective action.

Four, the vertical arbor of many winding pole-changings speed change fan blade vertical wind power generation of the present invention system is connected with vertical type generator with vertical speed increaser by coupling, blade system drives vertical speed increaser and vertical type generator rotary electrification, vertical type generator is by the control of excitation intelligence grid-connection control system, make frequency, amplitude and the phase place of the voltage of vertical type generator output and electric current adjustable, make output voltage frequency constant, reach and be incorporated into the power networks zero point and cut out, electrical network is not had the impact grid-connected system.Described generator system adopts vertical many winding pole-changings excitation frequency modulation induction generator system, is applicable to that wind speed changes greatly, and excitation speed governing zone is wide, and output voltage frequency is stablized, the controllable type power generation system that is incorporated into the power networks that output phase is adjustable.

Five, the blower fan bearing is terrace with edge shape structure, and is simple in structure, and uprising wind instead moment is big, and balance is good.

Six, wind-power generating system has adopted electromagnetic brake, has the electromagnetic braking protection, the overvoltage overcurrent protection, and short circuit and undervoltage, low voltage is passed through protective function.

Seven, many winding pole-changings speed change fan blade vertical wind power generation of the present invention system, volume is little, installation and maintenance are convenient, and cost of transportation is low, wind power utilization rate height, stable performance, can be used for generating electricity on vehicle-mounted movement and the ship, also can be used for the city upstairs with rural area, maneuverability, power generating quality and the performance that is incorporated into the power networks are good, are suitable for various weather and geographical environment.

Eight, many winding pole-changings speed change fan blade vertical wind power generation of the present invention system, blade system is and horizontally rotates, the rotating speed height, balance and Security are good, wind power utilization rate height; With compare with the power wind-power generating system, volume-diminished is more than 50%; Power generating quality and the performance that is incorporated into the power networks have significantly raising; The wind field land use capability improves more than 3 times; Installation, maintenance and cost of transportation reduce respectively more than 60%, 80% and 60%; Stability of equilibrium is good, noise free, can be installed on level land and the mountain, can be used as the driving dynamic power machine of high-power power machine tool and wind-driven generator, also can be placed on tall building and the building, be convenient to be incorporated into the power networks with electrical network, or as the electricity consumptions such as independent illumination of building, also can move at areas without electricity, as remote districts, the power supply on island etc. has important promotional value; The whole wind force generating system can be incorporated into the power networks, also can be from the net isolated operation; Generator is installed in ground, and manufacture cost reduces by 50%, has anti-violent typhoon and blizzard ability; System adopts the intelligent control pattern, and zero incision of accomplishing to be incorporated into the power networks does not have impact to electrical network.

Description of drawings

Fig. 1 is the structural representation of many winding pole-changings of vertical blind speed change fan blade vertical wind power generation system;

Fig. 2 is the structural representation of many winding pole-changings of horizontal type louver speed change fan blade vertical wind power generation system;

Fig. 3 is the structural representation of streamlined many winding pole-changings speed change fan blade vertical wind power generation system;

Fig. 4 is multi-section combined arbor structural representation;

Fig. 5 is vertical blind formula blade structure schematic representation;

Fig. 6 is the running state principle schematic of vertical blind fan blade;

Fig. 7 is wind power machine fan blade running state principle schematic when the superelevation wind speed of vertical blind fan blade;

Fig. 8 is the wind power machine running state principle schematic of horizontal type louver fan blade;

Fig. 9 is horizontal type louver fan blade wind power machine running state principle schematic when the superelevation wind speed;

Figure 10 is streamlined fan blade perspective view;

Figure 11 is vertical view of streamlined fan blade;

Figure 12 is the transverse views of streamlined fan blade;

Figure 13 is streamlined fan blade running state principle schematic;

Figure 14 is three streamlined fan blade combination schematic representation;

Figure 15 is the coupler structure schematic representation;

Figure 16 is the coupling plan view;

Figure 17 is triangular type pedestal structure schematic representation.

Embodiment

Embodiment one: in conjunction with Fig. 1, Fig. 5, Fig. 6 and Fig. 7 present embodiment is described, many winding pole-changings speed change fan blade vertical wind power generation system of present embodiment comprises blower fan bearing 1, vertical arbor 2, the first fan blade flange plate 3, the second fan blade flange plate 5, blade system, the first arbor bearing unit 6, the second arbor bearing unit 8, electromagnetic brake 7, coupling 9, vertical speed increaser 10, vertical type generator 11 and excitation intelligence grid-connection control system 12;

What vertical type generator 11 adopted is the vertical induction generators of many winding pole-changings;

Blower fan bearing 1 is terrace with edge shape structure, blower fan bearing 1 comprises upper strata framework 1-1, middle level framework 1-2, bottom frame 1-3 and a plurality of corner post 1-4, described upper strata framework 1-1, middle level framework 1-2 and bottom frame 1-3 from top to bottom are set up in parallel, and link together by corner post 1-4 between upper strata framework 1-1, middle level framework 1-2 and the bottom frame 1-3;

Vertical type generator 11 arranges on the bottom frame 1-3 of blower fan bearing 1, and vertical type generator 11 is connected with vertical speed increaser 10, and vertical type generator 11 is by 12 controls of excitation intelligence grid-connection control system;

The upper strata framework 1-1 that blower fan bearing 1 is passed in the lower end of vertical arbor 2 is connected by coupling 9 with vertical speed increaser 10 with middle level framework 1-2, realize being rotationally connected by the first arbor bearing unit 6 between vertical arbor 2 and the upper strata framework 1-1, realize being rotationally connected by the second arbor bearing unit 8 between vertical arbor 2 and the middle level framework 1-2, electromagnetic brake 7 is installed on the lower end surface of upper strata framework 1-1, and electromagnetic brake 7 is enclosed within on the vertical arbor 2, the top of vertical arbor 2 is equipped with the first fan blade flange plate 3 and the second fan blade flange plate 5, the first fan blade flange plate 3 and the second fan blade flange plate 5 all are positioned at the top of blower fan bearing 1

Blade system comprises three monomer fan blades 4 and two triangle fan blade fixing frames 13, three monomer fan blade 4 annulars are installed on the excircle of vertical arbor 2, being 120 degree angles between adjacent two monomer fan blades 4 arranges, the upper end of monomer fan blade 4 is connected with the first fan blade flange plate 3, and the lower end of monomer fan blade 4 is connected with the second fan blade flange plate 5; The top and bottom of three monomer fan blades 4 are respectively fixedly connected by a triangle fan blade fixing frame 13;

Monomer fan blade 4 is the vertical blind structure, monomer fan blade 4 comprises blinds window frame 14, a plurality of vertical shaft 15, a plurality of vertical wind deflector 16 and a plurality of shaft bearing assembly 24, be provided with a plurality of vertical shafts 15 on the blinds window frame 14 from left to right, the two ends of vertical shaft 15 respectively are installed on the blinds window frame 14 by a shaft bearing assembly 24, a vertical wind deflector 16 is installed on each vertical shaft 15, and a plurality of vertical wind deflectors 16 are positioned at the same side of blinds window frame 14.

The vertical induction generator of many winding pole-changings of present embodiment, it comprises rotor, stator and heat radiation cooling device; The energy that rotor produces is transferred to stator by magnetic energy, is converted to voltage and current delivery to electrical network by stator, has saved generator amature brush and slip ring, has saved the rotor electricity inverter of double-fed generator.Described rotor structure adopts mouse cage type structure, stator adopts many winding pole-changings speed change statodyne structure, its mode of connection is 2 winding asynchronous change-pole modes, 3 winding asynchronous change-pole modes and multi-winding asynchronous change-pole mode, by the mode of connection that changes winding coil change stator number of pole-pairs (as, the power generator electrode logarithm can be operated in 4 pairs of utmost points, 6 pairs of utmost points, 8 pairs of utmost points, 16 pairs of utmost points, 18 pairs of utmost points or 120 pairs of utmost points; Wherein 120 pairs are very directly driven generator set.The roadability that can adapt to each wind speed district adapts to wind-force physical environment characteristics and satisfies the electrical network requirement.

The electromagnetic brake 7 of present embodiment controlled wind force power machine rotating speed, and excessive or when blowing typhoon when wind speed, by closed brake for magnetic braking protective system limiting brake or stop the rotation, play the effect of protection generator system.The braking protective system also can adopt hydraulic braking sytem.The present invention can be in round-the-clock running.

The excitation intelligence grid-connection control system 12 of present embodiment remains generator output voltage frequency plot and amplitude and is incorporated into the power networks synchronously.Excitation intelligence grid-connection control system is controlled the excitation system of generator set on the one hand, the voltage current waveform of wind-driven generator output is not changed with wind speed, make the generator set output voltage frequency, phase place is constant and adjustable controlled, and can control wind-driven generator and when cophasing, be incorporated into the power networks, to reduce generator in the impact of moment to electrical network of being incorporated into the power networks.The minimum wind speed 3m/s of the work wind ranges of wind-power generating system of the present invention, the whole day fate row of high wind speed 42m/s.

The blower fan bearing 1 of present embodiment is terrace with edge shape structure, instead moment is big.

The vertical blind blade system of present embodiment, when fan blade rotated to the windward side, because wind power makes vertical wind deflector face by being attached on the blinds window frame, wind produced Driving force to fan blade, produced running torque, promoted the fan blade rotation.When fan blade rotated to the position of non-windward side, vertical wind deflector was in the back side of blinds window frame, and the vertical wind deflector of wind blows opens vertical wind deflector, constituted to rush down the wind state, made fan blade not produce negative moment.When wind speed is high; because fan blade rotates at a high speed; make vertical wind deflector produce bigger centrifugal force; when even fan blade rotates to the windward side; vertical wind deflector still is in deployed position, makes fan blade not produce Driving force, and the fan blade rotating speed is lowered; the high situation of prevention wind speed produces the driving phenomenon, plays the protection of nature effect.

Embodiment two: in conjunction with Fig. 1 present embodiment is described, the vertical speed increaser 10 of present embodiment is vertical multirow star-wheel speed increaser.So arrange, the transmission tooth engaged is many, speed change transmission efficiency height, and driving torque is big, is applicable to the big capacity speed increaser of big gear ratio and velocity ratio, is applicable to big capacity wind-driven generator or big moment machinery raising speed machinery.Other composition is identical with embodiment one with annexation.

Embodiment three: present embodiment is described in conjunction with Figure 15 and Figure 16, the coupling 9 of present embodiment is chain coupling, chain coupling comprises upper sprocket wheel 29, lower sprocket 30, last fixed cover 27, following fixed cover 28 and outside chain, upper sprocket wheel 29 is divided into left and right sides two halves with its center line, lower sprocket 30 is divided into left and right sides two halves with its center line, upper sprocket wheel 29 is provided with fixed cover 27, last fixed cover 27 is used for the two halves of upper sprocket wheel 29 are fixed together, lower sprocket 30 is provided with down fixed cover 28, following fixed cover 28 is used for the two halves of lower sprocket 30 are fixed together, upper sprocket wheel 29 and lower sprocket 30 center on fixing and transmission by outside chain, outside chain comprises chain 25, lower chain 26 and a plurality of chain rivet 31, last chain 25 is connected by chain rivet 31 with lower chain 26, upper sprocket wheel 29 is connected with vertical arbor 2 by key 34, and lower sprocket 30 is connected with the axle of speed increaser 10 by key 34.So arrange, upper sprocket wheel and lower sprocket and connection chain bear the whole arbor rotation torque of transmission; Rotary main shaft adopts the chain coupling flexibly connect, and making has bigger space and the free concentricity of rotating freely after two arbors connect up and down, and lower floor's arbor does not bear upper strata arbor gravity, makes running torque and the efficiency of transmission of arbor transmission maximum the highest; This coupling is in light weight, and anti-deformation behavior and torsional moment are big, allows nonconcentricity and degrees of freedom big, easy to process, and mounting or dismounting are convenient.Checking on probation through at large-scale wind driven generator obtains good effect.Calculate and the practical application experiment through a large amount of analog simulations, be convenient to assembling, can be applied to all types of wind powered generator systems, and can be suitable for all kinds of dynamic power machine transmission systems.Other composition is identical with embodiment one or two with annexation.

Embodiment four: in conjunction with Fig. 1 present embodiment is described, the blower fan bearing 1 of present embodiment is truncated rectangular pyramids shape structure.So arrange, support force is big, good stability.Overall structure is simple, is convenient to assembling maintenance and transportation, saves a large amount of raw material, is convenient to land, installs and operation with the sea on the mountain.Wherein, little type is convenient to fishing boat, roof installation and operation; Big type is convenient to land installation and operation, and use the frontier sentry of also being more convenient for, and is convenient to vehicle-mounted mobile the operation, and mobility is good.Other composition and annexation and embodiment one, two or three identical.

Embodiment five: present embodiment is described in conjunction with Fig. 1, the blower fan bearing 1 of present embodiment comprises that also four prolong support beam 33, four prolong the edges and corners that support beam 33 is connected bottom frame 1-3, and prolong support beam 33 and be arranged on the diagonal angle elongation line of bottom frame 1-3, the length that prolongs support beam 33 is 1/3～1/1 times of blower fan bearing 1 height.So arrange, increased the anti-tilting moment of system, firm performance is good, has increased uprising wind energy power.Other composition is identical with embodiment four with annexation.

Embodiment six: in conjunction with Figure 17 present embodiment is described, the blower fan bearing 1 of present embodiment is three terrace with edge shape structures.So arrange, support force is big, good stability.Overall structure is simple, is convenient to assembling maintenance and transportation, saves a large amount of raw material, is convenient to land, installs and operation with the sea on the mountain.Wherein, little type is convenient to fishing boat, roof installation and operation; Big type is convenient to land installation and operation, and use the frontier sentry of also being more convenient for, and is convenient to vehicle-mounted mobile the operation, and mobility is good.Other composition and annexation and embodiment one, two or three identical.

Embodiment seven: present embodiment is described in conjunction with Figure 17, the blower fan bearing 1 of present embodiment comprises that also three prolong support beam 33, three prolong the edges and corners that support beam 33 is connected bottom frame 1-3, and prolong on the angular bisector at base angle that support beam 33 is arranged in bottom frame 1-3, the length that prolongs support beam 33 is 1/3～1/1 times of blower fan bearing 1 height.So arrange, increased the anti-tilting moment of system, firm performance is good, has increased uprising wind energy power, can save 1/3rd pedestal raw material.Other composition is identical with embodiment six with annexation.

Embodiment eight: in conjunction with Fig. 2, Fig. 8 and Fig. 9 present embodiment is described, many winding pole-changings speed change fan blade vertical wind power generation system of present embodiment comprises blower fan bearing 1, vertical arbor 2, the first fan blade flange plate 3, the second fan blade flange plate 5, blade system, the first arbor bearing unit 6, the second arbor bearing unit 8, electromagnetic brake 7, coupling 9, vertical speed increaser 10, vertical type generator 11 and excitation intelligence grid-connection control system 12;

Monomer fan blade 4 is the horizontal type louver structure, monomer fan blade 4 comprises blinds window frame 14, a plurality of horizontal type rotating shaft 17, a plurality of horizontal type wind deflector 18 and a plurality of shaft bearing assembly 24, be provided with a plurality of horizontal type rotating shafts 17 on the blinds window frame 14 from top to bottom, the two ends of horizontal type rotating shaft 17 respectively are installed on the blinds window frame 14 by a shaft bearing assembly 24, a horizontal type wind deflector 18 is installed in each horizontal type rotating shaft 17, and a plurality of horizontal type wind deflectors 18 are positioned at the same side of blinds window frame 14.

The vertical induction generator of many winding pole-changings of present embodiment, it comprises rotor, stator and heat radiation cooling device; The energy that rotor produces is transferred to stator by magnetic energy, is converted to voltage and current delivery to electrical network by stator, has saved generator amature brush and slip ring, has saved the rotor electricity inverter of double-fed generator.Described rotor structure adopts mouse cage type structure, stator adopts many winding pole-changings speed change statodyne structure, its mode of connection is 2 winding asynchronous change-pole modes, 3 winding asynchronous change-pole modes and multi-winding asynchronous change-pole mode, by the mode of connection that changes winding coil change stator number of pole-pairs (as, power generator electrode logarithm can be operated in 4 pairs of utmost points, the 6 pairs of utmost points, the 8 pairs of utmost points, the 16 pairs of utmost points, the 18 pairs of utmost points, the utmost point of 2N (N=1,2 ..., N ..., 60).Or 120 pairs of utmost points; Wherein 120 pairs are very directly driven generator set.The roadability that can adapt to each wind speed district adapts to wind-force physical environment characteristics and satisfies the electrical network requirement.

The electromagnetic brake 7 control wind force power machines of present embodiment rotating speed, and excessive or when blowing typhoon when wind speed, by closed brake for magnetic braking protective system limiting brake or stop the rotation, play the effect of protecting generator system.The braking protective system also can adopt hydraulic braking sytem.The present invention can be in round-the-clock running.

The excitation intelligence grid-connection control system 12 of present embodiment remains generator output voltage frequency plot and amplitude and is incorporated into the power networks synchronously.Excitation intelligence grid-connection control system is controlled the excitation system of generator set on the one hand, the voltage current waveform of wind-driven generator output is not changed with wind speed, make the generator set output voltage frequency, phase place is constant and adjustable controlled, and can control wind-driven generator and with the electrical network cophasing time, be incorporated into the power networks, to reduce generator in the impact of moment to electrical network of being incorporated into the power networks.The minimum wind speed 3m/s of the work wind ranges of wind-power generating system of the present invention, the whole day fate row of high wind speed 42m/s.

The horizontal type louver blade system of present embodiment, when wind blows fan blade monomer rotates, when the horizontal type wind deflector forwards positive windward side to, the horizontal type wind deflector is under the gravity effect of fan blade, and under wind-force promotes, sagging being attached on the blinds window frame, as shown in Figure 8, wind-force blows at fan blade and produces Driving force and rotate running torque, promotes the wind-driven generator rotary electrification.When violent wind when wind speed too high, when fan blade rotating speed height, venetian blind fan blade produce centrifugal force greater than the gravity of venetian blind fan blade; as shown in Figure 9, the venetian blind fan blade opens, and is the wind state of letting out; make fan blade not produce rotary thrust, the fan blade rotating speed is lowered, play the storm wind protective action.

Embodiment nine: in conjunction with Fig. 2 present embodiment is described, the vertical speed increaser 10 of present embodiment is vertical multirow star-wheel speed increaser.So arrange, the transmission tooth engaged is many, speed change transmission efficiency height, and driving torque is big, is applicable to the big capacity speed increaser of big gear ratio and velocity ratio, is applicable to big capacity wind-driven generator or big moment machinery raising speed machinery.Other composition is identical with embodiment eight with annexation.

Embodiment ten: present embodiment is described in conjunction with Figure 15 and Figure 16, the coupling 9 of present embodiment is chain coupling, chain coupling comprises upper sprocket wheel 29, lower sprocket 30, last fixed cover 27, following fixed cover 28 and outside chain, upper sprocket wheel 29 is divided into left and right sides two halves with its center line, lower sprocket 30 is divided into left and right sides two halves with its center line, upper sprocket wheel 29 is provided with fixed cover 27, last fixed cover 27 is used for the two halves of upper sprocket wheel 29 are fixed together, lower sprocket 30 is provided with down fixed cover 28, following fixed cover 28 is used for the two halves of lower sprocket 30 are fixed together, upper sprocket wheel 29 and lower sprocket 30 center on fixing and transmission by outside chain, outside chain comprises chain 25, lower chain 26 and a plurality of chain rivet 31, last chain 25 is connected by chain rivet 31 with lower chain 26, upper sprocket wheel 29 is connected with vertical arbor 2 by key 34, and lower sprocket 30 is connected with the axle of speed increaser 10 by key 34.So arrange, upper sprocket wheel and lower sprocket and connection chain bear the whole arbor rotation torque of transmission; Rotary main shaft adopts the chain coupling flexibly connect, and making has bigger space and the free concentricity of rotating freely after two arbors connect up and down, and lower floor's arbor does not bear upper strata arbor gravity, makes running torque and the efficiency of transmission of arbor transmission maximum the highest; This coupling is in light weight, and anti-deformation behavior and torsional moment are big, allows nonconcentricity and degrees of freedom big, easy to process, and mounting or dismounting are convenient.Checking on probation through at large-scale wind driven generator obtains good effect.Calculate and the practical application experiment through a large amount of analog simulations, be convenient to assembling, can be applied to the following all types of wind powered generator system of 10MW, and can be suitable for all kinds of dynamic power machine transmission systems.Other composition is identical with embodiment eight or nine with annexation.

Embodiment 11: in conjunction with Fig. 2 present embodiment is described, the blower fan bearing 1 of present embodiment is truncated rectangular pyramids shape structure.So arrange, support force is big, good stability.Overall structure is simple, is convenient to assembling maintenance and transportation, saves a large amount of raw material, is convenient to land, installs and operation with the sea on the mountain.Wherein, little type is convenient to fishing boat, roof installation and operation; Big type is convenient to land installation and operation, and use the frontier sentry of also being more convenient for, and is convenient to vehicle-mounted mobile the operation, and mobility is good.Other composition and annexation and embodiment eight, nine or ten identical.

Embodiment 12: present embodiment is described in conjunction with Fig. 2, the blower fan bearing 1 of present embodiment comprises that also four prolong support beam 33, four prolong the edges and corners that support beam 33 is connected bottom frame 1-3, and prolong support beam 33 and be arranged on the diagonal angle elongation line of bottom frame 1-3, the length that prolongs support beam 33 is 1/3～1/1 times of blower fan bearing 1 height.So arrange, increased the anti-tilting moment of system, firm performance is good, has increased uprising wind energy power.Other composition is identical with embodiment 11 with annexation.

Embodiment 13: in conjunction with Figure 17 present embodiment is described, the blower fan bearing 1 of present embodiment is three terrace with edge shape structures.So arrange, support force is big, good stability.Overall structure is simple, is convenient to assembling maintenance and transportation, saves a large amount of raw material, is convenient to land, installs and operation with the sea on the mountain.Wherein, little type is convenient to fishing boat, roof installation and operation; Big type is convenient to land installation and operation, and use the frontier sentry of also being more convenient for, and is convenient to vehicle-mounted mobile the operation, and mobility is good.Other composition and annexation and embodiment eight, nine or ten identical.

Embodiment 14: present embodiment is described in conjunction with Figure 17, the blower fan bearing 1 of present embodiment comprises that also three prolong support beam 33, three prolong the edges and corners that support beam 33 is connected bottom frame 1-3, and prolong on the angular bisector at base angle that support beam 33 is arranged in bottom frame 1-3, the length that prolongs support beam 33 is 1/3～1/1 times of blower fan bearing 1 height.So arrange, increased the anti-tilting moment of system, firm performance is good, has increased uprising wind energy power, can save 1/3rd pedestal raw material.Other composition is identical with embodiment 13 with annexation.

Embodiment 15: in conjunction with Fig. 3, Figure 10, Figure 11, Figure 12, Figure 13 and Figure 14 present embodiment is described, many winding pole-changings speed change fan blade vertical wind power generation system of present embodiment comprises blower fan bearing 1, vertical arbor 2, the first fan blade flange plate 3, the second fan blade flange plate 5, blade system, the first arbor bearing unit 6, the second arbor bearing unit 8, electromagnetic brake 7, coupling 9, vertical speed increaser 10, vertical type generator 11 and excitation intelligence grid-connection control system 12;

Monomer fan blade 4 is streamlined structure, monomer fan blade 4 comprises refraction wind-guiding plate 19, fan blade frame 20, fan blade leaf body 21, two supporting frames 22 and two fan blade arbor fixed blocks 23, fan blade leaf body 21 is welded as a whole by shell and inner skeleton and constitutes, the cross-sectional outer outer contour of fan blade leaf body 21 is protruding ogive curve, the outer contour of the shell longitudinal section of fan blade leaf body 21 is the streamlined curve of wing, fan blade frame 20 is welded on the plane of fan blade leaf body 21, fan blade frame 20 respectively is equipped with a fan blade arbor fixed block 23 with the both sides, front and back of vertical arbor 2 close ends, monomer fan blade 4 is set up mechanical connection by fan blade arbor fixed block 23 and the first fan blade flange plate 3 and the second fan blade flange plate 5, the lower end of refraction wind-guiding plate 19 is fixedly mounted on the fan blade frame 20, the middle part of refraction wind-guiding plate 19 is supported on the fan blade frame 20 by two supporting frames 22, and refraction wind-guiding plate 19 is 60 degree angles with fan blade frame 20 and fixes.

The streamlined blade system of present embodiment, when wind blows fan blade monomer rotates, when the refraction wind-guiding plate forwards positive windward side to, the refraction wind-guiding plate is under wind-force promotes, the refraction wind-guiding plate is attached on the fan blade frame, wind-force blows at fan blade and produces Driving force and rotate running torque, promotes the wind-driven generator rotary electrification.It is too high to work as wind speed when violent wind, fan blade rotating speed height, and it is big to produce centrifugal force, and the refraction wind-guiding plate opens, and is to let out the wind state, makes fan blade not produce rotary thrust, and the fan blade rotating speed will be reduced, and plays the storm wind protective action.

Embodiment 16: in conjunction with Fig. 3 present embodiment is described, the vertical speed increaser 10 of present embodiment is vertical multirow star-wheel speed increaser.So arrange, the transmission tooth engaged is many, speed change transmission efficiency height, and driving torque is big, is applicable to the big capacity speed increaser of big gear ratio and transmission Bhide, is applicable to big capacity wind-driven generator or big moment machinery raising speed machinery.Other composition is identical with embodiment 15 with annexation.

Embodiment 17: present embodiment is described in conjunction with Figure 15 and Figure 16, the coupling 9 of present embodiment is chain coupling, chain coupling comprises upper sprocket wheel 29, lower sprocket 30, last fixed cover 27, following fixed cover 28 and outside chain, upper sprocket wheel 29 is divided into left and right sides two halves with its center line, lower sprocket 30 is divided into left and right sides two halves with its center line, upper sprocket wheel 29 is provided with fixed cover 27, last fixed cover 27 is used for the two halves of upper sprocket wheel 29 are fixed together, lower sprocket 30 is provided with down fixed cover 28, following fixed cover 28 is used for the two halves of lower sprocket 30 are fixed together, upper sprocket wheel 29 and lower sprocket 30 center on fixing and transmission by outside chain, outside chain comprises chain 25, lower chain 26 and a plurality of chain rivet 31, last chain 25 is connected by chain rivet 31 with lower chain 26, upper sprocket wheel 29 is connected with vertical arbor 2 by key 34, and lower sprocket 30 is connected with the axle of speed increaser 10 by key 34.So arrange, upper sprocket wheel and lower sprocket and connection chain bear the whole arbor rotation torque of transmission; Rotary main shaft adopts the chain coupling flexibly connect, and making has bigger space and the free concentricity of rotating freely after two arbors connect up and down, and lower floor's arbor does not bear upper strata arbor gravity, makes running torque and the efficiency of transmission of arbor transmission maximum the highest; This coupling is in light weight, and anti-deformation behavior and torsional moment are big, allows nonconcentricity and degrees of freedom big, easy to process, and mounting or dismounting are convenient.Checking on probation through at large-scale wind driven generator obtains good effect.Calculate and the practical application experiment through a large amount of analog simulations, be convenient to assembling, can be applied to the following all types of wind powered generator system of 10MW, and can be suitable for all kinds of dynamic power machine transmission systems.Other composition is identical with embodiment 15 or 16 with annexation.

Embodiment 18: in conjunction with Fig. 3 present embodiment is described, the blower fan bearing 1 of present embodiment is truncated rectangular pyramids shape structure.So arrange, support force is big, good stability.Overall structure is simple, is convenient to assembling maintenance and transportation, saves a large amount of raw material, is convenient to land, installs and operation with the sea on the mountain.Wherein, little type is convenient to fishing boat, roof installation and operation; Big type is convenient to land installation and operation, and use the frontier sentry of also being more convenient for, and is convenient to vehicle-mounted mobile the operation, and mobility is good.Blower fan bearing 1 comprises that also four prolong support beam 33, four prolong the edges and corners that support beam 33 is connected bottom frame 1-3, and prolong support beam 33 and be arranged on the diagonal angle elongation line of bottom frame 1-3, the length that prolongs support beam 33 is 1/3～1/1 times of blower fan bearing 1 height.Other composition and annexation and

embodiment

15,16 or 17 identical.

Embodiment 19: in conjunction with Figure 17 present embodiment is described, the blower fan bearing 1 of present embodiment is three terrace with edge shape structures.So arrange, support force is big, good stability.Overall structure is simple, is convenient to assembling maintenance and transportation, saves a large amount of raw material, is convenient to land, installs and operation with the sea on the mountain.Wherein, little type is convenient to fishing boat, roof installation and operation; Big type is convenient to land installation and operation, and use the frontier sentry of also being more convenient for, and is convenient to vehicle-mounted mobile the operation, and mobility is good.Blower fan bearing 1 comprises that also three prolong support beam 33, three prolong the edges and corners that support beam 33 is connected bottom frame 1-3, and prolong on the angular bisector at base angle that support beam 33 is arranged in bottom frame 1-3, the length that prolongs support beam 33 is 1/3～1/1 times of blower fan bearing 1 height.So arrange, increased the anti-tilting moment of system, firm performance is good, has increased uprising wind energy power, can save 1/3rd pedestal raw material.Other composition and annexation and

embodiment

15,16 or 17 identical.

Embodiment 20: in conjunction with Figure 10, Figure 11 and Figure 12 present embodiment is described, the inner skeleton of the fan blade leaf body 21 of present embodiment is steel band network framework or steel wire mesh frame, and the shell of fan blade leaf body 21 is made by glass fibre reinforced plastics or carbon fiber.Smooth surface, windage is little.The shell of fan blade leaf body 21 is made by aluminum alloy.In light weight, intensity is big, and it is very big that the fan blade area can be made.Described fan blade frame 20 is made cuboid by angle steel, and material adopts steel construction piece, to increase fan blade intensity.

Blade system of the present invention can adopt two layers of blade structure or multilayer blade structure, the vertical wind driven generator capacity is big, fan blade is more, therefore the fan blade arbor that needs is longer, vertical arbor 2 adopts multi-section combined arbor (multi-section combined arbor is prior art), as shown in Figure 4, the lead aircraft axle is decomposed into several sections, be convenient to processing and transportation and assembling, according to actual needs by increase and decrease stage casing arbor combination forming.When adopting two layers of blade structure, upper strata fan blade and lower floor's fan blade interlace and 60 spend, when adopting three layers of blade structure, every layer of fan blade 40 degree that interlace, when adopting N layer blade structure, every layer of fan blade 120 degree/N that interlace, such mode of structure makes the fan blade rotation steadily, and balance is good.

Claims

1. the fan blade of winding pole-changing speed change more than kind vertical wind power generation system is characterized in that: many winding pole-changings speed change fan blade vertical wind power generation system comprises blower fan bearing (1), vertical arbor (2), the first fan blade flange plate (3), the second fan blade flange plate (5), blade system, the first arbor bearing unit (6), the second arbor bearing unit (8), electromagnetic brake (7), coupling (9), vertical speed increaser (10), vertical type generator (11) and excitation intelligence grid-connection control system (12);

What vertical type generator (11) adopted is the vertical induction generators of many winding pole-changings;

Blower fan bearing (1) is terrace with edge shape structure, blower fan bearing (1) comprises upper strata framework (1-1), middle level framework (1-2), bottom frame (1-3) and a plurality of corner post (1-4), described upper strata framework (1-1), middle level framework (1-2) and bottom frame (1-3) from top to bottom are set up in parallel, and link together by corner post (1-4) between upper strata framework (1-1), middle level framework (1-2) and the bottom frame (1-3);

Vertical type generator (11) arranges on the bottom frame (1-3) of blower fan bearing (1), and vertical type generator (11) is connected with vertical speed increaser (10), and vertical type generator (11) is by excitation intelligence grid-connection control system (12) control;

The upper strata framework (1-1) that blower fan bearing (1) is passed in the lower end of vertical arbor (2) is connected by coupling (9) with vertical speed increaser (10) with middle level framework (1-2), realize being rotationally connected by the first arbor bearing unit (6) between vertical arbor (2) and the upper strata framework (1-1), realize being rotationally connected by the second arbor bearing unit (8) between vertical arbor (2) and the middle level framework (1-2), electromagnetic brake (7) is installed on the lower end surface of upper strata framework (1-1), and electromagnetic brake (7) is enclosed within on the vertical arbor (2), the top of vertical arbor (2) is equipped with the first fan blade flange plate (3) and the second fan blade flange plate (5), and the first fan blade flange plate (3) and the second fan blade flange plate (5) all are positioned at the top of blower fan bearing (1);

Blade system comprises three monomer fan blades (4) and two triangle fan blade fixing frames (13), three monomer fan blades (4) annular is installed on the excircle of vertical arbor (2), being 120 degree angles between adjacent two monomer fan blades (4) arranges, the upper end of monomer fan blade (4) is connected with the first fan blade flange plate (3), and the lower end of monomer fan blade (4) is connected with the second fan blade flange plate (5); The top and bottom of three monomer fan blades (4) are respectively fixedly connected by a triangle fan blade fixing frame (13);

Monomer fan blade (4) is the vertical blind structure, monomer fan blade (4) comprises blinds window frame (14), a plurality of vertical shaft (15), a plurality of vertical wind deflector (16) and a plurality of shaft bearing assembly (24), be provided with a plurality of vertical shafts (15) on the blinds window frame (14) from left to right, the two ends of vertical shaft (15) respectively are installed on the blinds window frame (14) by a shaft bearing assembly (24), a vertical wind deflector (16) is installed on each vertical shaft (15), and a plurality of vertical wind deflectors (16) are positioned at the same side of blinds window frame (14).

2. many winding pole-changings speed change fan blade vertical wind power generation according to claim 1 system, it is characterized in that: vertical speed increaser (10) is vertical multirow star-wheel speed increaser.

3. many winding pole-changings speed change fan blade vertical wind power generation according to claim 1 and 2 system, it is characterized in that: coupling (9) is chain coupling, chain coupling comprises upper sprocket wheel (29), lower sprocket (30), last fixed cover (27), following fixed cover (28) and outside chain, upper sprocket wheel (29) is divided into left and right sides two halves with its center line, lower sprocket (30) is divided into left and right sides two halves with its center line, upper sprocket wheel (29) is provided with fixed cover (27), last fixed cover (27) is used for the two halves of upper sprocket wheel (29) are fixed together, lower sprocket (30) is provided with down fixed cover (28), following fixed cover (28) is used for the two halves of lower sprocket (30) are fixed together, upper sprocket wheel (29) and lower sprocket (30) center on fixing and transmission by outside chain, outside chain comprises chain (25), lower chain (26) and a plurality of chain rivet (31), last chain (25) is connected by chain rivet (31) with lower chain (26), upper sprocket wheel (29) is connected with vertical arbor (2) by key (34), and lower sprocket (30) is connected with the axle of vertical speed increaser (10) by key (34).

4. many winding pole-changings speed change fan blade vertical wind power generation according to claim 3 system, it is characterized in that: blower fan bearing (1) is truncated rectangular pyramids shape structure, blower fan bearing (1) comprises that also four prolong support beam (33), four prolong the edges and corners that support beam (33) is connected bottom frame (1-3), and prolong support beam (33) and be arranged on the diagonal angle elongation line of bottom frame (1-3), the length that prolongs support beam (33) is 1/3～1/1 times of blower fan bearing (1) height.

5. many winding pole-changings speed change fan blade vertical wind power generation according to claim 3 system, it is characterized in that: blower fan bearing (1) is three terrace with edge shape structures, blower fan bearing (1) comprises that also three prolong support beam (33), three prolong the edges and corners that support beam (33) is connected bottom frame (1-3), and prolong on the angular bisector at base angle that support beam (33) is arranged in bottom frame (1-3), the length that prolongs support beam (33) is 1/3～1/1 times of blower fan bearing (1) height.

6. the fan blade of winding pole-changing speed change more than kind vertical wind power generation system is characterized in that: many winding pole-changings speed change fan blade vertical wind power generation system comprises blower fan bearing (1), vertical arbor (2), the first fan blade flange plate (3), the second fan blade flange plate (5), blade system, the first arbor bearing unit (6), the second arbor bearing unit (8), electromagnetic brake (7), coupling (9), vertical speed increaser (10), vertical type generator (11) and excitation intelligence grid-connection control system (12);

Monomer fan blade (4) is the horizontal type louver structure, monomer fan blade (4) comprises blinds window frame (14), a plurality of horizontal type rotating shaft (17), a plurality of horizontal type wind deflector (18) and a plurality of shaft bearing assembly (24), be provided with a plurality of horizontal type rotating shafts (17) on the blinds window frame (14) from top to bottom, the two ends of horizontal type rotating shaft (17) respectively are installed on the blinds window frame (14) by a shaft bearing assembly (24), in each horizontal type rotating shaft (17) a horizontal type wind deflector (18) is installed, a plurality of horizontal type wind deflectors (18) are positioned at the same side of blinds window frame (14).

7. many winding pole-changings speed change fan blade vertical wind power generation according to claim 6 system, it is characterized in that: coupling (9) is chain coupling, chain coupling comprises upper sprocket wheel (29), lower sprocket (30), last fixed cover (27), following fixed cover (28) and outside chain, upper sprocket wheel (29) is divided into left and right sides two halves with its center line, lower sprocket (30) is divided into left and right sides two halves with its center line, upper sprocket wheel (29) is provided with fixed cover (27), last fixed cover (27) is used for the two halves of upper sprocket wheel (29) are fixed together, lower sprocket (30) is provided with down fixed cover (28), following fixed cover (28) is used for the two halves of lower sprocket (30) are fixed together, upper sprocket wheel (29) and lower sprocket (30) center on fixing and transmission by outside chain, outside chain comprises chain (25), lower chain (26) and a plurality of chain rivet (31), last chain (25) is connected by chain rivet (31) with lower chain (26), upper sprocket wheel (29) is connected with vertical arbor (2) by key (34), and lower sprocket (30) is connected with the axle of vertical speed increaser (10) by key (34).

8. the fan blade of winding pole-changing speed change more than kind vertical wind power generation system is characterized in that: many winding pole-changings speed change fan blade vertical wind power generation system comprises blower fan bearing (1), vertical arbor (2), the first fan blade flange plate (3), the second fan blade flange plate (5), blade system, the first arbor bearing unit (6), the second arbor bearing unit (8), electromagnetic brake (7), coupling (9), vertical speed increaser (10), vertical type generator (11) and excitation intelligence grid-connection control system (12);

Monomer fan blade (4) is streamlined structure, monomer fan blade (4) comprises refraction wind-guiding plate (19), fan blade frame (20), fan blade leaf body (21), two supporting frames (22) and two fan blade arbor fixed blocks (23), fan blade leaf body (21) is welded as a whole by shell and inner skeleton and constitutes, the cross-sectional outer outer contour of fan blade leaf body (21) is protruding ogive curve, the outer contour of the shell longitudinal section of fan blade leaf body (21) is the streamlined curve of wing, fan blade frame (20) is welded on the plane of fan blade leaf body (21), fan blade frame (20) respectively is equipped with a fan blade arbor fixed block (23) with the both sides, front and back of the close end of vertical arbor (2), monomer fan blade (4) is set up mechanical connection by fan blade arbor fixed block (23) and the first fan blade flange plate (3) and the second fan blade flange plate (5), the lower end of refraction wind-guiding plate (19) is fixedly mounted on the fan blade frame (20), the middle part of refraction wind-guiding plate (19) is supported on the fan blade frame (20) by two supporting frames (22), and refraction wind-guiding plate (19) and fan blade frame (20) are 60 degree angles and fix.

9. many winding pole-changings speed change fan blade vertical wind power generation according to claim 8 system, it is characterized in that: coupling (9) is chain coupling, chain coupling comprises upper sprocket wheel (29), lower sprocket (30), last fixed cover (27), following fixed cover (28) and outside chain, upper sprocket wheel (29) is divided into left and right sides two halves with its center line, lower sprocket (30) is divided into left and right sides two halves with its center line, upper sprocket wheel (29) is provided with fixed cover (27), last fixed cover (27) is used for the two halves of upper sprocket wheel (29) are fixed together, lower sprocket (30) is provided with down fixed cover (28), following fixed cover (28) is used for the two halves of lower sprocket (30) are fixed together, upper sprocket wheel (29) and lower sprocket (30) center on fixing and transmission by outside chain, outside chain comprises chain (25), lower chain (26) and a plurality of chain rivet (31), last chain (25) is connected by chain rivet (31) with lower chain (26), upper sprocket wheel (29) is connected with vertical arbor (2) by key (34), and lower sprocket (30) is connected with the axle of vertical speed increaser (10) by key (34).

10. according to Claim 8 or 9 described many winding pole-changings speed change fan blade vertical wind power generation systems, it is characterized in that: blower fan bearing (1) is truncated rectangular pyramids shape structure, blower fan bearing (1) comprises that also four prolong support beam (33), four prolong the edges and corners that support beam (33) is connected bottom frame (1-3), and prolong support beam (33) and be arranged on the diagonal angle elongation line of bottom frame (1-3), the length that prolongs support beam (33) is 1/3～1/1 times of blower fan bearing (1) height.