CN108412699B - Suspension type wind power generation tower - Google Patents

Suspension type wind power generation tower Download PDF

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Publication number
CN108412699B
CN108412699B CN201810237018.1A CN201810237018A CN108412699B CN 108412699 B CN108412699 B CN 108412699B CN 201810237018 A CN201810237018 A CN 201810237018A CN 108412699 B CN108412699 B CN 108412699B
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China
Prior art keywords
rotating shaft
power generation
wind wheel
bearing
wind
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CN201810237018.1A
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Chinese (zh)
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CN108412699A (en
Inventor
许占欣
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Henan Haoxiang New Energy Technology Co ltd
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Henan Haoxiang New Energy Technology Co ltd
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03DWIND MOTORS
    • F03D13/00Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
    • F03D13/20Arrangements for mounting or supporting wind motors; Masts or towers for wind motors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03DWIND MOTORS
    • F03D80/00Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
    • F03D80/70Bearing or lubricating arrangements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03DWIND MOTORS
    • F03D9/00Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
    • F03D9/20Wind motors characterised by the driven apparatus
    • F03D9/25Wind motors characterised by the driven apparatus the apparatus being an electrical generator
    • 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
    • Y02E10/72Wind turbines with rotation axis in wind direction
    • 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
    • Y02E10/728Onshore wind turbines

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  • 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)
  • Power Engineering (AREA)
  • Wind Motors (AREA)

Abstract

The invention discloses a suspension type wind power generation tower, which belongs to the technical field of wind power generation and comprises a tower body, wherein a plurality of wind power generation devices are suspended on the tower body; the wind power generation device comprises a rotary bearing shaft, the top end of the rotary bearing shaft is connected to a corresponding position on the tower body, a disc type power generation mechanism is arranged on the rotary bearing shaft, the bottom end of the rotary bearing shaft is connected with a wind wheel rotating shaft through a chain buckle or a universal joint, a one-stage or multi-stage wind wheel hub is arranged on the wind wheel rotating shaft, and the rotation of the wind wheel rotating shaft drives the disc type power generation mechanism to generate power; the upper-mounted installation of the power generation mechanism is realized through the design of the rotary bearing shaft, so that the power generation wind hub is suspended at the bottom of the rotary bearing shaft for transmission power generation, and the problem that the structure of the power generator is damaged due to slight swing of the wind wheel rotating shaft is solved.

Description

Suspension type wind power generation tower
Technical Field
The invention belongs to the technical field of wind power generation, and particularly relates to a suspension type wind power generation tower.
Background
At present, a vertical shaft type wind power generation device is generally provided with a power generation mechanism on a bracket, a power generation wind wheel mechanism is arranged above the power generation mechanism, the structure has higher requirement on the fixing mode of the power generation wind wheel mechanism, such as Chinese patent, publication No. CN107100793A, and discloses a low wind speed magnetic suspension wind wheel device, particularly when a multi-stage wind wheel is adopted, (1) the middle rotating shaft is longer, the coaxiality is difficult to ensure during manufacturing, and thus the bearings at the upper end and the lower end of the fixed rotating shaft are severely worn in the long-time rotating process, so that the potential safety hazard of swinging quality exists; (2) Although the wind power generation device can generate power under the condition of small wind, when the wind power is large, the requirement on the stability of the fixed rotating shaft is higher, and the overall cost is high.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a suspension type wind power generation tower, which adopts the following technical scheme:
a suspension type wind power generation tower comprises a tower body, wherein a plurality of wind power generation devices are suspended on the tower body; the wind power generation device comprises a rotary bearing shaft, the top end of the rotary bearing shaft is connected to the corresponding position on the tower body, a disc type power generation mechanism is arranged on the rotary bearing shaft, the bottom end of the rotary bearing shaft is connected with a wind wheel rotating shaft through a chain buckle or a universal joint, a one-stage or multi-stage wind wheel hub is arranged on the wind wheel rotating shaft, and the rotation of the wind wheel rotating shaft drives the disc type power generation mechanism to generate power.
Preferably, the rotary bearing shaft comprises an outer rotary drum, the outer rotary drum is sequentially divided into a solid section, a bearing chamber section and an upper hollow section from bottom to top, the bearing chamber section is communicated with the inner cavity of the upper hollow section, two bearing groups are sequentially arranged in the bearing chamber section along the axial direction, one bearing group comprises a deep groove ball bearing, two deep groove ball bearings or two centripetal thrust bearings which are arranged in pairs, and the other bearing group comprises two centripetal thrust bearings which are arranged in pairs;
a central rotating shaft is arranged in the outer rotating cylinder, the lower end part of the central rotating shaft is positioned in the bearing cavity section, two bearing groups are arranged on the central rotating shaft so as to enable the central rotating shaft to be in rotary connection with the outer rotating cylinder, the upper end part of the central rotating shaft extends out of the upper hollow section, and an oil injection channel which is vertically communicated and used for injecting lubricating oil into the bearing cavity section is arranged in the central rotating shaft;
the bottom end of the solid section is connected with the wind wheel rotating shaft through a chain buckle or a universal joint, the top end of the central rotating shaft is connected with the tower body, and the disc type power generation mechanism is arranged on the upper hollow section.
Preferably, the outer diameter of the central spindle in the bearing chamber section sequentially increases from top to bottom.
Preferably, the disc type power generation mechanism comprises a rotary disc fixed on the upper hollow section, a fixed disc is fixed above and/or below the rotary disc, the fixed disc is fixed on the tower body through a connecting piece, a plurality of excitation magnets are embedded on the rotary disc around the circumference, magnetic poles of the excitation magnets are all arranged in the same direction and along the vertical direction, and a plurality of coil windings corresponding to the positions of the excitation magnets are embedded on the fixed disc around the circumference.
Preferably, a baffle is arranged on the tower body corresponding to the upper end part of each wind wheel rotating shaft, the baffle is positioned above the wind wheel hub, a through hole for penetrating the wind wheel rotating shaft is arranged on the baffle, an anti-falling plate is fixed on the wind wheel rotating shaft, and the anti-falling plate is positioned above the baffle and has a diameter larger than the diameter of the through hole.
Preferably, a rotating shaft is rotatably connected to the tower body corresponding to the bottom of the wind wheel rotating shaft, and the bottom end of the wind wheel rotating shaft is connected to the rotating shaft through a chain buckle or a universal joint.
Preferably, the disk power generation mechanism is mounted on the rotating shaft.
Preferably, the tower body is sequentially divided into a plurality of mounting layers from bottom to top, each mounting layer comprises four uniformly distributed mounting units, and each mounting unit is suspended with four wind power generation devices.
Preferably, a gap is arranged between the central rotating shaft and the inner wall of the upper hollow section, and the gap is 1-3 cm.
Preferably, an external thread is arranged at the top end of the central rotating shaft, the top end of the central rotating shaft is in threaded connection with the tower body, and an end cover which covers the oil inlet of the oil injection channel is arranged at the top end of the central rotating shaft.
The invention has the beneficial effects that: (1) The upper installation of the power generation mechanism is realized through the design of the rotary bearing shaft, so that the power generation wind hub is suspended at the bottom of the rotary bearing shaft for transmission power generation, and the problem that the power generator is damaged due to slight swing of the wind wheel rotating shaft is solved;
(2) The double stability of radial positioning and axial bearing of the outer rotary drum is ensured by the arrangement of two groups of bearing groups in the bearing chamber section, and the whole rotary drum is stable in rotation and small in resistance;
(3) The outer diameter of the central rotating shaft positioned in the bearing cavity section is of a structure which is sequentially enlarged from top to bottom, so that the firmness and the bearing capacity of the installation of the two bearing groups on the central rotating shaft are further ensured, and the overall rotation stability is further improved.
(4) The falling-off prevention plate prevents the falling-off problem of the wind wheel rotating shaft and the wind wheel hub, and plays a second protection role;
(5) The rotating shaft at the bottom of the wind wheel rotating shaft is arranged to further limit the rotation of the bottom end of the wind wheel rotating shaft without larger swing; meanwhile, the disc type power generation mechanism can be arranged on the rotating shaft so as to further improve the power generation efficiency.
(6) The wind power generation tower can be divided into a plurality of installation layers, a plurality of wind power generation devices can be installed on each installation layer, the overall power generation efficiency is high, the wind power utilization rate is high, the cost is low, and the wind power generation tower is easy to put into production.
Drawings
FIG. 1 is a schematic view of a wind power plant;
FIG. 2 is a schematic diagram of the structure of a turntable of the disk power generation mechanism;
FIG. 3 is a schematic view of the structure of a stator of a disk power generation mechanism;
FIG. 4 is a schematic diagram of the position distribution of the wind power generation device in each of the installation layers.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
A suspension type wind power generation tower comprises a tower body, wherein a plurality of wind power generation devices are suspended on the tower body; as shown in fig. 1, the wind power generation device comprises a rotary bearing shaft, the top end of the rotary bearing shaft is connected to the corresponding position 2 on the tower body, a disk power generation mechanism is installed on the rotary bearing shaft, the bottom end of the rotary bearing shaft is connected with a wind wheel rotating shaft 16 through a chain 13 buckle or a universal joint, a one-stage or multi-stage wind hub 15 is arranged on the wind wheel rotating shaft 16, and the rotation of the wind wheel rotating shaft 16 drives the disk power generation mechanism to generate power.
The rotary bearing shaft comprises an outer rotary drum, the outer rotary drum is sequentially divided into a solid section 12, a bearing chamber section 9 and an upper hollow section 5 from bottom to top, the bearing chamber section 9 is communicated with the inner cavity of the upper hollow section 5, two bearing groups are sequentially arranged in the bearing chamber section 9 along the axial direction, one bearing group 8 comprises a deep groove ball bearing, two deep groove ball bearings or two centripetal thrust bearings which are arranged in pairs, and the other bearing group 11 comprises two centripetal thrust bearings which are arranged in pairs;
A central rotating shaft 4 is arranged in the outer rotating cylinder, the lower end part of the central rotating shaft 4 is positioned in a bearing cavity section 9, two bearing groups 8 and 11 are arranged on the central rotating shaft 4 so as to enable the central rotating shaft 4 to be in rotary connection with the outer rotating cylinder, the upper end part of the central rotating shaft 4 extends out of an upper hollow section 5, an oil injection channel 3 which is vertically through and used for injecting lubricating oil 10 into the bearing cavity section 9 is arranged in the central rotating shaft 4, a space is arranged between the oil injection channel 3 and the inner bottom of the bearing cavity section 9 so that lubricating oil can be smoothly injected into the bearing cavity section 9 and the upper hollow section 5, a gap is arranged between the central rotating shaft 4 and the inner wall of the upper hollow section 5, and the gap is 1-3 cm; at the same time, the outer wall of the bearing chamber section 9 and/or the upper hollow section 5 can be provided with an exhaust hole to further ensure that air is discharged when lubricating oil is injected so as to ensure that the two bearing groups 8 and 11 are completely soaked in the lubricating oil;
The bottom end of the solid section 12 is connected with a wind wheel rotating shaft 16 through a chain buckle 13 or a universal joint, the top end of the central rotating shaft 4 is connected with the tower body 2, and the disc type power generation mechanism is arranged on the upper hollow section 5. When the wind wheel rotating shaft 16 rotates, if slight swing occurs, the rotating bearing shaft and the disk generator thereof are damaged, and in order to solve the problem, the connecting mode of the chain buckle 13 or the universal joint is adopted so as to avoid the problem; the slight swing of the wind wheel shaft 16 is mainly caused by that the coaxiality of the wind wheel shaft 16 does not meet the requirement during manufacturing, or the structure of the wind wheel shaft 16 which rotates coaxially and does not swing phenomenon is complex and high in cost, and the connecting transmission mode of the chain buckle 13 or the universal joint with simple structure and low cost is comprehensively considered.
The radial positioning and axial bearing requirements are satisfied under the action of the two bearing groups 8,11, and in order to further ensure the firmness of the installation of the two bearing groups 8,11 on the central rotating shaft 4, the outer diameter of the central rotating shaft 4 positioned in the bearing chamber section 9 is set to be of a structure which sequentially becomes larger from top to bottom, so that the stability of the whole rotation is further increased.
As shown in fig. 1 and 2, the disc-type power generation mechanism comprises a turntable 6 fixed on an upper hollow section 5, a fixed disc 7 is fixed above and/or below the turntable 6, the fixed disc 7 is fixed on a tower body through a connecting piece, the upper hollow section 5 vertically penetrates through the fixed disc 7 and is rotationally connected with the fixed disc 7, a plurality of exciting magnets 17 are embedded on the turntable 6 around the circumference, magnetic poles of the exciting magnets 17 are uniformly arranged in the same direction and along the vertical direction, a plurality of coil windings 18 corresponding to the positions of the exciting magnets 17 are embedded on the fixed disc 7 around the circumference, the coil windings 18 are fixed in corresponding annular grooves, and when the turntable 6 rotates, the coil windings 18 cut for induction to generate current to generate power.
The upper end part of each wind wheel rotating shaft 16 corresponding to the tower body is provided with a baffle 22, the baffle 22 is positioned above the wind wheel hub 15, the baffle 22 is provided with a through hole for passing through the wind wheel rotating shaft 16, the wind wheel rotating shaft 16 is fixedly provided with an anti-falling plate 14, and the anti-falling plate 14 is positioned above the baffle 22 and has a diameter larger than that of the through hole, so that the falling of the wind wheel rotating shaft 16 and the wind wheel hub 15 is avoided.
In order to limit the rotation of the bottom end of the wind wheel rotating shaft 16 without larger swing, a rotating shaft (not shown in the figure) is rotatably connected to a tower body corresponding to the bottom of the wind wheel rotating shaft 16, and the bottom end of the wind wheel rotating shaft 16 is connected to the rotating shaft through a chain buckle or a universal joint; meanwhile, the disc type power generation mechanism can be arranged on the rotating shaft so as to further improve the power generation efficiency.
The rotary bearing shaft is fixed on the tower body corresponding to the bottom of the wind wheel rotating shaft 16, specifically:
As shown in fig. 1, the bottom of the solid section 12 is fixed on the tower body, the top end of the central rotating shaft 4 is connected to the bottom of the wind wheel rotating shaft 16 through a chain buckle or a universal joint, and meanwhile, the disc type power generation mechanism is fixed at the upper end of the central rotating shaft 4, and the rotation of the wind wheel rotating shaft 16 drives the disc type power generation mechanism to generate power.
As shown in fig. 4, in order to fully utilize the wind power source and increase the overall aesthetic appearance of the tower, a plurality of installation layers 21 are sequentially divided from bottom to top on the tower body, each installation layer 21 includes four installation units 20 (the dashed frame is not a part of the structure for convenience of reference) which are uniformly distributed, and four wind power generation devices 19 are suspended on each installation unit 20.
The top end of the central rotating shaft 4 is provided with external threads, the top end of the central rotating shaft 4 is fixedly connected with the tower body 2 through a nut 1, and the top end of the central rotating shaft 4 is provided with an end cover which covers the oil inlet of the oil injection channel 3.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may be modified or some technical features may be replaced with others, which may not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims (6)

1. A suspension type wind power generation tower is characterized by comprising a tower body, wherein a plurality of wind power generation devices are suspended on the tower body; the wind power generation device comprises a rotary bearing shaft, the top end of the rotary bearing shaft is connected to a corresponding position on the tower body, a disc type power generation mechanism is arranged on the rotary bearing shaft, the bottom end of the rotary bearing shaft is connected with a wind wheel rotating shaft through a chain buckle or a universal joint, a one-stage or multi-stage wind wheel hub is arranged on the wind wheel rotating shaft, and the rotation of the wind wheel rotating shaft drives the disc type power generation mechanism to generate power;
The rotary bearing shaft comprises an outer rotary drum, the outer rotary drum is sequentially divided into a solid section, a bearing cavity section and an upper hollow section from bottom to top, the bearing cavity section is communicated with the inner cavity of the upper hollow section, two bearing groups are sequentially arranged in the bearing cavity section along the axial direction, one bearing group comprises a deep groove ball bearing, two deep groove ball bearings or two radial thrust bearings which are arranged in pairs, and the other bearing group comprises two radial thrust bearings which are arranged in pairs;
a central rotating shaft is arranged in the outer rotating cylinder, the lower end part of the central rotating shaft is positioned in the bearing cavity section, two bearing groups are arranged on the central rotating shaft so as to enable the central rotating shaft to be in rotary connection with the outer rotating cylinder, the upper end part of the central rotating shaft extends out of the upper hollow section, and an oil injection channel which is vertically communicated and used for injecting lubricating oil into the bearing cavity section is arranged in the central rotating shaft;
The bottom end of the solid section is connected with the wind wheel rotating shaft through a chain buckle or a universal joint, the top end of the central rotating shaft is connected with the tower body, and the disc type power generation mechanism is arranged on the upper hollow section;
the tower body is sequentially divided into a plurality of mounting layers from bottom to top, each mounting layer comprises four uniformly distributed mounting units, and each mounting unit is suspended with four wind power generation devices;
A gap is arranged between the central rotating shaft and the inner wall of the upper hollow section, and the gap is 1-3 cm; the top end of the central rotating shaft is provided with an external thread, the top end of the central rotating shaft is in threaded connection with the tower body, and the top end of the central rotating shaft is provided with an end cover which covers the oil inlet of the oil injection channel.
2. A suspended wind power tower according to claim 1, wherein the outer diameter of the central shaft in the bearing chamber section increases in sequence from top to bottom.
3. A suspended wind power generation tower according to claim 1 or 2, wherein the disc-type power generation mechanism comprises a turntable fixed on the upper hollow section, a fixed disc is fixed above and/or below the turntable, the fixed disc is fixed on the tower body through a connecting piece, a plurality of excitation magnets are embedded on the turntable around the circumference, magnetic poles of the excitation magnets are arranged in the same direction and along the vertical direction, and a plurality of coil windings corresponding to the positions of the excitation magnets are embedded on the fixed disc around the circumference.
4. A suspension wind power generation tower according to claim 3, wherein a baffle is arranged on the tower body corresponding to the upper end of each wind wheel rotating shaft, the baffle is positioned above the wind wheel hub, a through hole for passing through the wind wheel rotating shaft is arranged on the baffle, and an anti-falling plate is fixed on the wind wheel rotating shaft, positioned above the baffle and having a diameter larger than that of the through hole.
5. The suspended wind power generation tower according to claim 4, wherein a rotating shaft is rotatably connected to a tower body corresponding to the bottom of the wind wheel rotating shaft, and the bottom end of the wind wheel rotating shaft is connected to the rotating shaft through a link or a universal joint.
6. A suspended wind power generation tower according to claim 5, wherein the disc power generation mechanism is mounted on a rotating shaft.
CN201810237018.1A 2018-03-22 2018-03-22 Suspension type wind power generation tower Active CN108412699B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810237018.1A CN108412699B (en) 2018-03-22 2018-03-22 Suspension type wind power generation tower

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810237018.1A CN108412699B (en) 2018-03-22 2018-03-22 Suspension type wind power generation tower

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CN108412699A CN108412699A (en) 2018-08-17
CN108412699B true CN108412699B (en) 2024-04-30

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2615362Y (en) * 2003-02-26 2004-05-12 权世华 Wind motor rotary body apparatus
DE102004001942A1 (en) * 2004-01-14 2005-09-08 Ina-Schaeffler Kg Roof ventilator used in cafes and offices comprises a rotor contained in a housing which is rotates on an axle via two ball bearings made from plastic arranged at an axial distance from each other
CN101349249A (en) * 2008-09-05 2009-01-21 寸亚西 Suspended type vertical shaft wind power generator apparatus
JP2011047391A (en) * 2009-08-25 2011-03-10 Yoshio Imada Suspension type rotary shaft support for vertical type wind turbine generator
WO2012049931A1 (en) * 2010-10-13 2012-04-19 株式会社Wind-Smile Wind-power generator and tower structured provided therewith
CN102753258A (en) * 2009-09-15 2012-10-24 芙罗服务管理公司 Vertically rotatable shaft assembly with thermally insulated housing
CN103775287A (en) * 2012-10-26 2014-05-07 王广武 Vertical shaft disc type wind generating set
CN208184893U (en) * 2018-03-22 2018-12-04 许占欣 A kind of suspended wind power generation tower

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2615362Y (en) * 2003-02-26 2004-05-12 权世华 Wind motor rotary body apparatus
DE102004001942A1 (en) * 2004-01-14 2005-09-08 Ina-Schaeffler Kg Roof ventilator used in cafes and offices comprises a rotor contained in a housing which is rotates on an axle via two ball bearings made from plastic arranged at an axial distance from each other
CN101349249A (en) * 2008-09-05 2009-01-21 寸亚西 Suspended type vertical shaft wind power generator apparatus
JP2011047391A (en) * 2009-08-25 2011-03-10 Yoshio Imada Suspension type rotary shaft support for vertical type wind turbine generator
CN102753258A (en) * 2009-09-15 2012-10-24 芙罗服务管理公司 Vertically rotatable shaft assembly with thermally insulated housing
WO2012049931A1 (en) * 2010-10-13 2012-04-19 株式会社Wind-Smile Wind-power generator and tower structured provided therewith
CN103775287A (en) * 2012-10-26 2014-05-07 王广武 Vertical shaft disc type wind generating set
CN208184893U (en) * 2018-03-22 2018-12-04 许占欣 A kind of suspended wind power generation tower

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