CN101566123B - Vertical shaft type wind power generator - Google Patents

Vertical shaft type wind power generator Download PDF

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Publication number
CN101566123B
CN101566123B CN2009101367708A CN200910136770A CN101566123B CN 101566123 B CN101566123 B CN 101566123B CN 2009101367708 A CN2009101367708 A CN 2009101367708A CN 200910136770 A CN200910136770 A CN 200910136770A CN 101566123 B CN101566123 B CN 101566123B
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China
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line
blades
wind power
vertical shaft
power generator
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Expired - Fee Related
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CN2009101367708A
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CN101566123A (en
Inventor
谢永文
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Yichang Shenfeng & Technology Co Ltd
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Priority to CN2009101367708A priority Critical patent/CN101566123B/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/74Wind turbines with rotation axis perpendicular to the wind direction

Abstract

The present invention relates to a vertical shaft type wind power generator. The wind wheel of the vertical shaft type wind power generator comprises at least two groups of blades. Each group of blades is composed of main blades and auxiliary blades which are equally installed vertically in parallel. The main blades and the auxiliary blades are connected through a link mechanism. Simultaneously the speed regulation bracing cables with number same with that of the blade groups are simultaneously installed. The distal end of each speed regulation bracing cable is respectively connected with the auxiliary blade of each group of blades. The proximal end of each speed regulation bracing cable is centrally connected at a converging joint in a column. The converging joint is connected with a loading spring mechanism or a counterweight lifting mechanism positioned in the column. The vertical shaft type wind power generator of the invention can realize the automatic regulation of rotating speed of wind wheel according to the wind power and has the advantages of high speed regulation precision and reliable safety.

Description

Vertical shaft type wind power generator
Technical field
The present invention relates to a kind of wind-driven generator, the controlled double leaf combined type wind driven generator of particularly a kind of vertical shaft type.
Background technique
Wind-driven generator is divided into horizontal axis type and vertical shaft type.Technological difficulties of vertical shaft type wind power generator are to guarantee that when high wind its wind speed round does not exceed the safety range of mechanical structures such as pylon.For this reason, existing vertical shaft type wind power generators such as China ZL85105331.9 patent have been installed the major-minor blade structure, a centrifugal pendulum spring of every group of blade arrangement arrangements for speed regulation, in order to regulate and to control angle and the return between primary blades and the back blades, thereby regulate the moment of wind wheel, make the rotating speed of wind wheel when high wind also be unlikely to too high.Its deficiency is, the centrifugal pendulum that needs configuration and vane group equal number, also has a relatively turnable each other steel pipe that is enclosed within on the vertical rotation axis, be fixed with parts such as the returning pull-spring plate identical, centrifugal pendulum extension spring earphone plate, chute board on the tube wall with centrifugal pendulum quantity, complex structure not only, the wind wheel adjusting speed accuracy is lower, and the centrifugal pendulum extension spring is external, has increased rate of fault and maintenance difficulties.
Summary of the invention
Technical problem to be solved by this invention is, a kind of vertical shaft type wind power generator is provided, and it can realize that wind speed round regulates automatically according to wind-force, and the adjusting speed accuracy height, safeguards easily.
Vertical shaft type wind power generator of the present invention comprises wind wheel, wind wheel support, pylon and king-post.King-post, wind wheel support and pylon top-bottom layout are connected successively, and three parts are located by cylindrical body.The bottom of pylon is a pedestal.Wind wheel is radial and is installed on the wind wheel support.Built-in main shaft of wind wheel support and generator stand, main shaft connects with the wind wheel support by bearing, and rotor machine is on generator stand.
Wherein, described wind wheel is at least two groups of blades, and every group of blade is made of primary blades and back blades, all upright arranged parallel, and primary blades and back blades are linked together by linkage mechanism.A speed governing drag-line is set between each vane group and king-post, in king-post, is provided with and converges joint and pulling equipment; Wherein, the distal end of each speed governing drag-line connects each vane group back blades respectively, and proximal part is concentrated to be connected in and converged joint, converges joint and connects pulling equipment; Described pulling equipment is loading spring mechanism or counterweight elevator mechanism.
Described pulling equipment can be loading spring mechanism.Loading spring mechanism is arranged in the king-post, comprises cylindrical spring, sleeve and pulley.Cylindrical spring is installed in the sleeve, and there is a mandrel at the center, the upper end pressuring spring of mandrel, and the mandrel lower end is passed sleeve and is converged joint and links.Each speed governing drag-line proximal part is introduced in the king-post, is fixed on after pulley turns to and converges on the joint.
Described pulling equipment also can be the counterweight elevator mechanism.The counterweight elevator mechanism comprises static pulley, counterweight member and twine holder plate.Static pulley is arranged in the king-post, and converges joint and is fixedly connected; Counterweight member is plug-in by bearing and generator line shaft output terminal; In the slotted eye of the relative both sides of generator line shaft slidably twine holder plate is set, twine holder plate and counterweight member link.The speed governing drag-line is introduced in the king-post and is extended in the axis hole of generator line shaft down after static pulley turns to, and is fixed on the twine holder plate by the rope clamp cover.
As the improvement of counterweight elevator mechanism, the bearing that connects counterweight member and generator line shaft output terminal is provided with liner and lower liner, and the twine holder plate of fixed weight part is positioned in liner and the lower liner, and counterweight member is fastened on the lower end of lower liner.
As the further improvement of counterweight elevator mechanism, many group screws are set on counterweight member, screw rod is set in screw, plug-in mounting balancing weight on the screw rod is in order to regulate the load of counterweight elevator mechanism.
Another improvement as vertical shaft type wind power generator of the present invention, can converging in king-post connect a bracket arm on the joint, bracket arm comes downwards to the generator axle head and a crossover sub links, the lower end of crossover sub links to each other with speed control handle by brake cable, and speed control handle is fixed on the tower base.Rotate Joystick, drive bracket arm, by converging joint the loading spring in the pulling equipment is compressed, perhaps make on the counterweight member in the pulling equipment and move, thereby make the speed governing drag-line lax, remove pulling force back blades, back blades under centrifugal action to centrifugal direction deflection, be with main lobe and close up state, wheel rotation speed is reduced.Therefore, the bracket arm structure of being added is manually operated reducing gear by force, is another road safety locking motion additional outside automatic speed regulation structure of the present invention.
As the another improvement of vertical shaft type wind power generator of the present invention, mechanical lock is set at king-post and wind wheel support intersection.This mechanical lock comprises a bearing pin that is with spring, is provided with the rotary disk of patchhole at spindle nose, and lock tube and lock drag-line are set on support; Bearing pin inserts in the lock tube, and its lower end is passed lock tube and linked to each other with the lock drag-line, and on the pulley in the support outside, its end connects lock drag-line Joystick to the lock drag-line around the home, and lock drag-line Joystick is fixed on the tower base place.Pull Joystick, make the bearing pin of mechanical lock insert in the rotary disk or contract to lock tube, thus locking main shaft and wind wheel support.Wind-driven generator is being overhauled, using when safeguarding, with assurance personnel and device security.
As the further improvement of a kind of vertical shaft type wind power generator of the present invention, also be provided with the maze type Sealing at king-post and wind wheel support intersection.The sealing part is made of multi-layer thin steel disc stack, and in Sealing repack with grease; Be respectively arranged with annular oil groove, oil hole and drainage channel in the main shaft upper end, the main shaft lower end is provided with inverted Oil Guide cup and oil drip pan.This maze type Sealing can stop dust to invade bearing.By the oil groove and the oil hole of main shaft upper end, and the inverted Oil Guide cup and the oil drip pan of lower end, can implement cleaning, and inject different oils according to substituting season to bearing to bearing; The drainage channel of main shaft upper end can in time be got rid of rainwater.
Vertical shaft type wind power generator running principle of the present invention is that when the wind wheel low cruise, spring force or weight power make back blades and primary blades be in upright parastate by speed governing drag-line tractive back blades; When wind speed round is accelerated, blade centrifugal force increases, when back blades centrifugal force during greater than spring force or weight power, back blades turns an angle to centrifugal direction, the rotation of back blades drives primary blades by linkage mechanism and rotates to nearly heart direction, close up state thereby the major-minor blade is, vane stress reduces, and wind speed round slows down; Along with wind speed round slows down, blade centrifugal force also decreases, and under spring force or the effect of weight power, the major-minor blade sets back again.And so forth, the realization wind speed round is regulated automatically.And because the proximal part of each speed governing drag-line all is fixed on one to be converged on the joint and connects with pulling equipment, so each vane group can synchronously be rotated, synchronously close up and be resetted.
The said structure of vertical shaft type wind power generator of the present invention has guaranteed that generating output is stable, and is unlikely to when high wind to jeopardize because of wind speed round is too fast device security.Particularly pulling equipment is arranged in the king-post, has significantly reduced maintenance load, and adjusting speed accuracy is improved, and is convenient to control, and is safe and reliable.
Description of drawings
Fig. 1 is a vertical shaft type wind motor structural representation of the present invention;
Fig. 2 is Fig. 1 plan view;
Fig. 3 is the local enlarged diagram of a kind of embodiment of the pulling equipment of vertical shaft type wind motor of the present invention;
Fig. 4 is the local enlarged diagram of the pulling equipment another embodiment of vertical shaft type wind motor of the present invention.
Parts or position that number in the figure is represented are:
1 primary blades, 2 back blades, 3 linkage mechanisms, 4 king-posts
5 oil holes, 6 main shafts, 7 supports, 8 wind wheel supports
9 generators, 10 pylons, 11 tower base, 12 sleeves
13 cylindrical springs 14 converge joint 15 pulleys 16 speed governing drag-lines
17 bracket arms, 18 maze type Sealings, 19 rotary disks, 20 bearing pins
21 lock drag-lines, 22 pulleys, 23 crossover subs, 24 brake cables
25 lock drag-line Joysticks, 26 speed control handles, 27 static pulley, 28 twine holder plates
29 rope clamps overlap 30 motor power axles, 31 counterweight members, 32 tapped holes
Liner 35 bearings 36 annular oil grooves on 33 lower liners 34
37 passage 38 drainage channels 39 Oil Guide cup and the oil drip pans that catchment.
Embodiment
Be described further below in conjunction with the embodiment of accompanying drawing wind-driven generator of the present invention.
Fig. 1,2 is depicted as three groups of blade vertical shaft type wind power generators of the present invention, and its structure comprises wind wheel king-post 4 that wind wheel is installed and the wind wheel support 8, pylon 10 and the pedestal 11 that are linked together with king-post 4 vertical shafts successively from top to bottom.Three groups of blades are arranged along the horizontal circle weekly interval.Every group of blade comprises primary blades 1 and back blades 2, and the major-minor blade pass is crossed linkage mechanism 3 and is linked together; Wind wheel support 8 is linked together by bearing support 7 and main shaft 6, in the lower end of main shaft 6 generator 9 is set.
A speed governing drag-line 16 is set between each vane group and king-post, in king-post, is provided with and converges joint 14 and pulling equipment.Wherein, the distal end of each speed governing drag-line 16 connects each vane group back blades 2 respectively, and proximal part is concentrated to be connected in and converged joint 14, converges joint 14 and connects pulling equipment; Pulling equipment can be a loading spring mechanism as shown in Figure 3, also can be counterweight elevator mechanism as shown in Figure 4.
As shown in Figure 3, loading spring mechanism comprise be arranged on sleeve 12 and the pulley 15 in the king-post 4 and be positioned at pulley 15 lower ends converge joint 14.Sleeve 12 is built-in with spring 13, and the mandrel lower end of spring 13 is passed sleeve 12 and converged joint 14 and links.This embodiment's the joint that converges connects three speed governing drag-lines 16 from three groups of blades, the lower end of central spindle of the spring 13 and the upper end of bracket arm 17 simultaneously, assembles five joints altogether, so can claim " five in one joint ".
As shown in Figure 4, the counterweight elevator mechanism is included in static pulley 27 is set in the king-post 4.Compare with embodiment illustrated in fig. 3, the static pulley of present embodiment 27 replaces the pulley 15 and the central spindle of the spring 13 of above-mentioned loading spring mechanism, and converges joint and connects, so the joint that converges of present embodiment also is " a five in one joint ".Counterweight member 31 is plug-in by bearing 36 and generator line shaft 30 output terminals, is provided with slotted eye in the relative both sides of the axis body of generator line shaft 30, is provided with slidably twine holder plate 28 in the slotted eye, and twine holder plate 28 links with counterweight member 31.The proximal part of speed governing drag-line 16 penetrates in the king-post 4, after static pulley 27 turns to, extends the center hole of generator line shaft 30 down, is fixedly clamped on twine holder plate 28 by rope clamp cover 29.
Above-mentioned bearing 35 comprises liner 34 and lower liner 33, and last liner 34 and lower liner 33 are with twine holder plate 28 location, and counterweight member 31 is fastened on the lower end of bearing lower liner 33.
In addition, increase or minimizing counterweight elevator mechanism load for convenient, the balance weight body of counterweight member 31 is provided with a plurality of tapped holes 32, is provided with screw rod in tapped hole 32, is fitted with balance weight iron on the screw rod.During normal operation, counterweight member 31 is suspended on the twine holder plate 28, with 30 rotations of generator line shaft.
Like this, when the wind wheel low cruise, the pulling force of the centrifugal force of back blades 2 and spring 13 or the gravity of counterweight member 31 balance each other, and back blades 2 is upright parastate with primary blades 1.When wind speed round was accelerated, the centrifugal force of back blades 2 surpassed the pulling force of spring 13 or the gravity of counterweight member 31, and major and minor blade relatively rotates and the two is close up state, make the wind wheel rotational velocity slow down gradually; When wind speed round dropped to certain value, greater than the centrifugal force of back blades 2, primary blades 1 was recovered parastate with back blades 2 again for spring force or counterweight forces.Along with the variation of wind direction and wind-force, the rotation of blade is back and forth carried out, and by the automatic adjusting of the primary blades in every group of blade and angle between the back blades and return, the realization wind speed round is regulated automatically.
When device loading spring mechanism or counterweight elevator mechanism, also converging connection bracket arm 17 on the joint 14.Bracket arm 17 successively passes through king-post 4, main shaft 6 and 9 centers of generator, coming downwards to generator 9 axle heads and crossover sub 23 links, the lower end of crossover sub 23 links to each other with speed control handle 26 through brake cable 24, and speed control handle 26 is fixed on the pedestal 11.When the wind wheel rotational velocity is too high, the people pulls the speed control handle 26 of being located at the pedestal place, pulling bracket arm 17, make the loading spring compression or make on the counter-balanced heavy hammer and move, remove the pulling force of 16 pairs of back blades 2 of speed governing drag-line, primary blades 1 and back blades 2 are under centrifugal action and close up state and wheel rotation is slowed down, and guarantee to be unlikely to when high wind to rotate the too fast device security that jeopardizes because of wind wheel.
For machinery equipment being overhauled, making when safeguarding the wind wheel transfixion, also the intersection at king-post 4 and wind wheel support 8 is provided with mechanical lock.This mechanical lock comprises a bearing pin 20 that is with spring, be arranged on the patchhole in the rotary disk 19 of main shaft 6 ends and be fixed on lock tube and lock drag-line 21 on the support 7.Bearing pin 20 inserts in the lock tube, and its lower end is passed lock tube and linked to each other with described lock drag-line 21, and on the pulley 22 in support 7 outsides, its end is connected to lock drag-line Joystick 25 to lock drag-line 21 around the home, and lock drag-line Joystick 25 is fixed on the pedestal 11.When trip lock drag-line 21 taut wires, bearing pin 20 overcomes spring force and contracts to lock tube; When trip lock drag-line 21 relaxed steel wire, then bearing pin 20 stretched out lock tube under the effect of spring force, insert in the patchhole in the rotary disk 19, thereby with main shaft 6 and 8 lockings of wind wheel support.
In order to improve the working life of main shaft bearing, also be provided with maze type Sealing 18 at the intersection of king-post 4 and wind wheel support 8, the sealing part is made of the stack of multi-layer thin steel disc, and wherein repack with grease is invaded bearing support 7 to stop dust; Be provided with annular oil groove 36 and oil hole 5 in main shaft 6 upper ends, the lower end is provided with inverted Oil Guide cup and oil drip pan 39, can clean bearing, and change different oils in Various Seasonal.In addition, also be provided with catchment passage 37 and drainage channel 38, prevent that rainwater from entering in the bearing support 7 by the gap of bolt and screw in the upper end of main shaft 6.

Claims (8)

1. vertical shaft type wind power generator, comprise wind wheel, wind wheel support, pylon and king-post, its wind wheel is at least two groups of blades, every group of blade is made of primary blades and back blades, all uprightly be arranged in parallel, primary blades and back blades are linked together by linkage mechanism, it is characterized in that, a speed governing drag-line is set between each vane group and king-post, in king-post, is provided with and converges joint and pulling equipment; Wherein, the distal end of each speed governing drag-line connects each vane group back blades respectively, and proximal part is concentrated to be connected in and converged joint, converges joint and connects pulling equipment; Described pulling equipment is loading spring mechanism or counterweight elevator mechanism.
2. vertical shaft type wind power generator according to claim 1 is characterized in that, described loading spring mechanism comprises cylindrical spring, sleeve and pulley; Cylindrical spring is installed in the sleeve, and there is a mandrel at the center, the upper end pressuring spring of mandrel, and the mandrel lower end is passed sleeve and is converged joint and connect; Each speed governing drag-line proximal part is introduced in the king-post, is fixed on after pulley turns to and converges on the joint.
3. vertical shaft type wind power generator according to claim 1, it is characterized in that, described counterweight elevator mechanism comprise with describedly converge static pulley that joint is fixedly connected, by the plug-in counterweight member of bearing and generator line shaft output terminal and be arranged on twine holder plate in the slotted eye of the relative both sides of generator line shaft; Twine holder plate and counterweight member link, and the speed governing drag-line extends in the axis hole of generator line shaft down after static pulley turns to, and is fixed on the twine holder plate by the rope clamp cover.
4. vertical shaft type wind power generator according to claim 3 is characterized in that described bearing comprises liner and lower liner, and described twine holder plate is positioned in liner and the lower liner, and described counterweight member is fastened on the lower end of lower liner.
5. vertical shaft type wind power generator according to claim 4 is characterized in that, many group screws are set on described counterweight member, in each screw screw rod is set, plug-in mounting balance weight iron on the screw rod.
6. according to the described vertical shaft type wind power generator of arbitrary claim among the claim 1-5, it is characterized in that, also be provided with bracket arm in the described joint of converging, the crossover sub that this bracket arm comes downwards to generator axle head and generator shaft links, the lower end of crossover sub links to each other with speed control handle by brake cable, and speed control handle is fixed on the tower base.
7. according to the described vertical shaft type wind power generator of the arbitrary claim of claim 1-5, it is characterized in that, intersection at king-post and wind wheel support also is provided with mechanical lock, and this mechanical lock comprises a bearing pin that is with spring, be arranged on the patchhole in the rotary disk of spindle nose and be fixed on lock tube and lock drag-line on the support; Described bearing pin inserts in the lock tube, and its lower end is passed lock tube and linked to each other with the lock drag-line, and on the pulley in the support outside, its end connects lock drag-line Joystick to the lock drag-line around the home, and lock drag-line Joystick is fixed on the tower base.
8. according to the described vertical shaft type wind power generator of the arbitrary claim of claim 1-5, it is characterized in that, also be provided with the maze type Sealing at king-post and wind wheel support intersection, the sealing part is made of multi-layer thin steel disc stack, and in Sealing repack with grease; Be respectively arranged with annular oil groove, oil hole and drainage channel in the main shaft upper end, the main shaft lower end is provided with inverted Oil Guide cup and oil drip pan.
CN2009101367708A 2009-05-15 2009-05-15 Vertical shaft type wind power generator Expired - Fee Related CN101566123B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009101367708A CN101566123B (en) 2009-05-15 2009-05-15 Vertical shaft type wind power generator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009101367708A CN101566123B (en) 2009-05-15 2009-05-15 Vertical shaft type wind power generator

Publications (2)

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CN101566123A CN101566123A (en) 2009-10-28
CN101566123B true CN101566123B (en) 2011-11-02

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106286113A (en) * 2016-10-08 2017-01-04 杨思强 A kind of wind-driven generator
CN110748457A (en) * 2018-01-16 2020-02-04 李敏 Wind power generation device
KR102013449B1 (en) * 2018-02-01 2019-08-23 정석화 Wind power generation apparatus

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