CN201100218Y - Backset wind power generation device - Google Patents

Backset wind power generation device Download PDF

Info

Publication number
CN201100218Y
CN201100218Y CNU2007201985434U CN200720198543U CN201100218Y CN 201100218 Y CN201100218 Y CN 201100218Y CN U2007201985434 U CNU2007201985434 U CN U2007201985434U CN 200720198543 U CN200720198543 U CN 200720198543U CN 201100218 Y CN201100218 Y CN 201100218Y
Authority
CN
China
Prior art keywords
wind
generator
collection cover
rotating shaft
channel pipe
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CNU2007201985434U
Other languages
Chinese (zh)
Inventor
廖厚联
廖萍萍
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CNU2007201985434U priority Critical patent/CN201100218Y/en
Application granted granted Critical
Publication of CN201100218Y publication Critical patent/CN201100218Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Classifications

    • 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

Abstract

The utility model discloses a turbine wind generating device, which comprises a base and generating units, wherein a plurality of generating units are arranged on the base, and comprises wind-collecting covers, a vortex passage pipe and a generator. The wind-collecting covers take on trumpet forms, and are arranged on the two ends of the vortex passage pipe and are communicated with the vortex passage pipe, a vortex blade and a rotating shaft are arranged in the vortex passage pipe, and one end of the rotating shaft is provided with a driving component and is penetrated into the wind-collecting cover to connect with the generator. The generating device can fast push the vortex blade to rotate and to drive the generator to generate through generating vortex in the vortex passage pipe by the wind-collecting pipe. The device increases the usage of wind power and is suitable to be used to generate with lower speed as wind power can not be additionally consumed in the wind-collecting cover, and transforms most natural wind into one-way wind through adopting two-way wind-collecting cover and a flow-guiding wall, further simplifies the structure as no need to change direction, and reduces cost and reduces land occupying.

Description

The eddy current wind generating unit
Technical field
The utility model relates to wind generating technology, more particularly, relates to a kind of eddy current wind generating unit, and this electricity generating device can help improving utilization ratio of wind energy, and the energy simplified structure, reduces cost.
Background technique
Along with the quick increase of socioeconomic continuous development and energy consumption, wind energy is more and more paid attention to by people as a kind of renewable energy sources.The wind-driven generator that occurs the earliest is three pitch-control type wind power generators of Holland in the world, and uses so far always.Though this generator has realized utilizing wind energy power, exist start that the wind speed that three leaf oars need is bigger than normal, lower and big these three shortcomings of occupation area of distinguished and admirable utilization ratio on the three leaf oar normal sections, thereby restricted power generation performance, and also can't be extensive use of.Along with the appearance and the development of turbine technology, adopt the wind power plant of turbine technology to solve the above problems preferably.The patent No. is that ZL200310125106.6 discloses a kind of wind generating unit, see also shown in Figure 1, this wind-driven generator 10 comprises blower fan, support 11 and generator 12, blower fan is by wind-collection cover 13, blower fan whirlpool leaf 14, turbine 15, air-flow divides compositions such as starting taper 16 and lingering remnants of past customs conduit 17, wind-collection cover 13 is horn-like, even many blower fans spaced apart whirlpool leaf 14 in the wind-collection cover 13, blower fan whirlpool leaf 14 vertically extends to exhaust outlet from the intake grill of wind-collection cover 13, the shape of the size of blade and wind-collection cover 13 is complementary, what join with exhaust outlet is a cylindrical tube 131, air-flow is installed in the cylindrical tube 131 divides starting taper 16, positive three-legged support 18 and turbine 15, be provided with a turbine shaft 151 in the turbine 15, one end and the air-flow of turbine shaft 151 divides starting taper 16 to link to each other, and an end and generator 12 join.During generating, when the front the wind comes from enter wind-collection cover 13 after, form extremely strong eddy current at exhaust outlet, promote turbine whirlpool leaf 152 and drive generators 12 and rotate, can improve utilization ratio of wind energy.But, because at nature wind-force is regenerated resources, be inexhaustible, and this generator 10 adopts lingering remnants of past customs conduit 17 to carry out lingering remnants of past customs backflow, thereby the second use of carrying out wind-force obviously there is no need, and cause complex structure, in addition, promote lingering remnants of past customs backflow and also will consume extra energy; And blower fan whirlpool leaf 14 not only can consume the energy of the wind comes from of considerable part in being located in the wind-collection cover 13, make Wind Power Utilization still not reach optimal level, and structure is comparatively complicated, has increased difficulty of processing; Though this wind-driven generator 10 can be realized direction with the wind in theory and carry out 360.Tuning, make wind-collection cover 13 intake grills aim at the direction of the wind comes from automatically, but can limit its tuning function owing to be arranged on generator 12 output lines of these wind-driven generator 10 afterbodys, make the tuning function be difficult to realize, the accident that causes the output line bending easily when serious even twist off takes place, and has certain potential safety hazard; In addition, this generator 10 takes up an area of less when using separately, but when needs on a large scale during use (as the power station etc.), floor space is still bigger.In sum, this wind-driven generator 10 exists still that complex structure, manufacture difficulty and cost are higher, wind energy utilization is undesirable, have potential safety hazard and take up an area of big shortcoming.
The model utility content
At the above-mentioned shortcoming that exists in the prior art, the purpose of this utility model provides a kind of turbine wind generating unit, and this generating device structure is simple, easy to process, with low cost, can improve utilization ratio of wind energy, and reduces land occupation.
For achieving the above object, the utility model adopts following technological scheme:
This turbine wind generating unit comprises pedestal and generator unit, several generator units are located on the pedestal, each generator unit includes wind-collection cover, swirl channel pipe and generator, it is horn-like that wind-collection cover is, be located at the two ends of swirl channel pipe respectively, and be communicated with the swirl channel pipe by the osculum end of wind-collection cover; Be provided with whirlpool leaf and rotating shaft in the swirl channel pipe, the whirlpool leaf is located in the rotating shaft; Rotating shaft one end is provided with transmission part, and stretches in the wind-collection cover of an end and be connected with generator.
Described transmission part comprises umbrella gear and transmission shaft, the driving wheel of umbrella gear is located at rotating shaft one end, the follower of umbrella gear is located at transmission shaft one end and is meshed with driving wheel, transmission shaft one end is located in the wind-collection cover, and the other end transverse horizontal passes wind-collection cover and is connected with the generator of being located at wind-collection cover one side.
The two ends of described swirl channel pipe are respectively equipped with same cardiac skeleton, with being provided with bearing in the cardiac skeleton, described rotating shaft pass bearing and be connected with cardiac skeleton.
Described transmission shaft and rotating shaft are perpendicular, and are positioned on the same shaft axis with driven gear, generator.
Described whirlpool leaf is along the axial shape in the shape of a spiral of rotating shaft, and is located at in the rotating shaft between the cardiac skeleton.
The internal diameter of the osculum end of described wind-collection cover is identical with the internal diameter of swirl channel pipe.
Described pedestal comprises body and guide wall, and guide wall is located at respectively on four sides of body, and four sides of an end and body are connected and fixed, and the other end is obliquely installed laterally.
Described several generator units are to be arranged shape and is embedded and is fixed in the body, and each generator unit all is horizontally disposed with and is perpendicular with the vertical cross-section of body, and the big opening end of the wind-collection cover at generator unit two ends stretches out the corresponding both side surface of body respectively.
Be provided with cavity in the body between described two generator units laterally, described generator is located in the cavity, and described transmission shaft one end penetrates cavity and is connected with generator.
In technique scheme, turbine wind generating unit of the present utility model comprises pedestal and generator unit, and several generator units are located on the pedestal, comprise wind-collection cover, swirl channel pipe and generator, it is horn-like that wind-collection cover is, and is located at the two ends of swirl channel pipe respectively, and be communicated with the swirl channel pipe; Be provided with whirlpool leaf and rotating shaft in the swirl channel pipe, rotating shaft one end is provided with transmission part, and stretches in the wind-collection cover of an end and be connected with generator.This generating device structure is simple, easy to process, and the collection wind by wind-collection cover quickens to produce eddy current in the swirl channel pipe, promotes whirlpool leaf rotation and also drives generator for electricity generation.Because wind energy does not have extra consumption in wind-collection cover, improved utilization ratio of wind energy, and can be applicable to the generating than low speed wind power; Owing to adopt two-way wind-collection cover and guide wall, the natural wind of most of direction can be converted into unidirectional the wind comes from, need not to carry out tuning, more simplify the structure, not only reduced cost, also avoided the output line of generator impaired.In addition, this electricity generating device also is suitable for extensive generating, owing to arrange stacked generator unit on same pedestal, has reduced floor space.
Description of drawings
Fig. 1 is the structural representation of the wind-driven generator of prior art;
Fig. 2 is the structural representation of wind generating unit of the present utility model;
Fig. 3 is the schematic top plan view of the pedestal of electricity generating device of the present utility model;
Fig. 4 is the sectional view along the A-A line among Fig. 2;
Fig. 5 is the schematic top plan view of the generator unit of electricity generating device of the present utility model.
Embodiment
Further specify the technical solution of the utility model below in conjunction with drawings and Examples.
See also shown in Figure 2, turbine wind generating unit 20 of the present utility model comprises pedestal 21 and generator unit 22, several generator units 22 are located on the pedestal 21, please in conjunction with shown in Figure 3, pedestal 21 comprises body 211 and guide wall 212, and body 211 can be the building wall shape structure of cuboid or arc body, the bottom of body 21 1 can be set to Master Control Room 213, be fixed on ground or other basis, the top of body 211 has several mounting holes, and mounting hole is arranged distribution uniformly and equidistantly; Guide wall 212 is four, be located at respectively on four sides of body 211, and the side of an end and body 211 is connected and fixed, the other end is obliquely installed laterally, make two guide walls 212 on the same side of body 211 be " eight " font like this, be used for better water conservancy diversion and collection wind.Several generator units 22 are and are embedded respectively in the mounting hole that is fixed in body 211, the quantity of generator unit 22 can be one, two or more, vertical quantity of the generator unit 22 shown in Fig. 2 is three, laterally quantity is four, each generator unit 22 all is horizontally disposed with and is perpendicular with the vertical cross-section of body 211, please again in conjunction with Fig. 4, shown in Figure 5, each generator unit 22 includes wind-collection cover 221, swirl channel pipe 222 and generator 223, wind-collection cover 221 is horn-like, be located at the two ends of swirl channel pipe 222 respectively, the big opening end of wind-collection cover 221 stretches out body 211 corresponding both side surface respectively, and the main direction of the wind comes from of aligning, the internal diameter of the osculum end of wind-collection cover 221 is identical with the internal diameter of swirl channel pipe 222, and is communicated with swirl channel pipe 222 by the osculum end of wind-collection cover 221; Swirl channel pipe 222 is a straight-through hollow tubular, and two ends are respectively equipped with together cardiac skeleton 224 in the pipe, is connected and fixed with cardiac skeleton 224 and swirl channel pipe 222 inwalls, with also being provided with bearing in the cardiac skeleton 224; Also be provided with whirlpool leaf 225 and rotating shaft 226 in the swirl channel pipe 222, whirlpool leaf 225 is along the axial shape in the shape of a spiral of rotating shaft 226, and is welded on two with in the rotating shaft between the cardiac skeleton 224 226; Rotating shaft 226 pass bearing and be connected with cardiac skeleton 224, by guaranteeing rotating shaft 226 with cardiac skeleton 224 and being positioned on the same shaft axis with cardiac skeleton 224, whirlpool leaf 225, wind-collection cover 221.Rotating shaft 226 1 ends are provided with transmission part 23, and stretch in the wind-collection cover 221 of an end and be connected with the generator 223 of wind-collection cover 221 1 sides, are used for transmission and drive generator 223 generating electricity.This transmission part 23 comprises umbrella gear 231 and transmission shaft 232, the driving wheel 231a of umbrella gear 231 is located at an end (seeing Fig. 4, shown in Figure 5) of rotating shaft 226, the follower 231b of umbrella gear 231 is located at transmission shaft 232 1 ends and is meshed with driving wheel 231a, transmission shaft 232 1 ends are located in the wind-collection cover 221, and the other end transverse horizontal passes wind-collection cover 221 1 sides and is connected with the generator 223 of being located at wind-collection cover 221 1 sides.Transmission shaft 232 is perpendicular with rotating shaft 226, and is positioned on the same shaft axis with follower 231b, generator 223.Be provided with cavity 214 (seeing shown in Figure 4) in the body 211 between the two horizontal generator units 22, the generator 223 that is positioned at the generator unit 22 of cavity 214 1 sides just can be located at this cavity 214, and transmission shaft 232 1 ends penetrate in this cavity 214 and with generator 223 and are connected.Also be provided with threading hole 215 on the bottom surface of each cavity 214, the output line of corresponding generator 223 can pass threading hole 215 and be connected in parallel, and is connected to the Master Control Room 213 of bottom.Certainly, this threading hole 215 can also be used to be provided with the lightning conductor passage, like this can better application in higher place.
During use, less when the body 211 that adopts pedestal 21, generator unit 22 quantity are the several of or minority, just can be used in as high building top, behind the house independent generating and generating on a small scale in front of the door; When the height of the body 211 that adopts higher, length is very long, as the Great Wall shape, the quantity of generator unit 22 can reach tens even tens in the vertical, in the horizontal quantity can for tens, hundreds of only or more, just can be used in the extensive power station of locating as high mountain, desert, seabeach and air port etc., only need vertical setting of direction that the windward side of body 211 and the master of territory of use of institute be the wind comes from, main direction of the wind comes from is aimed in an end collection air port that is generator unit 22, and the solid arrow among Fig. 3 promptly is expressed as the main direction of the wind comes from.Because at nature, general the wind comes from relatively or contrarily can not appear simultaneously, therefore, when main the wind comes from enter the big opening end of an end wind-collection cover 221 after, be blown in the swirl channel pipe 222 by the osculum end rapidly, wind speed is by the automatic acceleration of trumpet-shaped wind-collection cover 221 at this moment, form powerful wind-force, even entering wind-collection cover 221, less wind-force also can produce stronger wind-force, thereby promote whirlpool leaf 225 high speed rotating and drive rotating shaft 226 rotations, this moment, the driving wheel 231a of umbrella gear 231 also rotated with rotating shaft 226, and the follower 231b of drive and its engagement is rotated, follower 231b drives transmission shaft 232 and carries out high speed rotating, thereby drives generator 223 generatings.And owing to be provided with two-way wind-collection cover 221, in case seasonal variations, the main direction of the wind comes from changes, and can carry out wind-power generation equally by reverse wind-collection cover 221.Water conservancy diversion and the effect of collection wind by " eight " font guide wall 212 can be converted into the wind comes from forward or backwards of generator unit 22 to the gold of the wind comes from of other direction substantially, and the dotted arrow among Fig. 3 is expressed as the wind comes from of other direction.Need to prove, can ignore with generator unit 22 vertical the wind comes from.So just need not to be rotated tuning, as long as just have suitable speed the wind comes from can to generate electricity, not only simplify the structure, but also avoided the twisting off of output line of motor.In addition, from meteorological general knowledge as can be known, wind speed with highly become positive relationship, high highly more, wind speed is big more, when pedestal 21 bodies 211 are vertically highly higher, can the better utilization wind energy.
This wind generating unit 20 is compared with the wind-driven generator 10 of prior art, owing to cancelled blower fan whirlpool leaf 225 and lingering remnants of past customs conduit and tuning parts in the wind-collection cover 221, not only reduced the consumption of additional energy, but also simplify the structure greatly, difficulty of processing and cost have been reduced, and can access enough powerful, effective wind-force, improve utilization ratio of wind energy greatly, but also avoid the twisting off of output line of generator 223; In addition, when applying to build extensive power station equally, arrange stacked generator unit 22 because this electricity generating device 20 adopts on same pedestal 21, can significantly reduce floor space, and can better utilize high-altitude wind energy at a high speed, effect is very remarkable.
Those of ordinary skill in the art will be appreciated that, above embodiment is used for illustrating the utility model, and be not to be used as qualification of the present utility model, as long as in connotation scope of the present utility model, all will drop in claims scope of the present utility model the above embodiment's variation, modification.

Claims (9)

1. turbine wind generating unit is characterized in that:
This electricity generating device comprises pedestal and generator unit, several generator units are located on the pedestal, and each generator unit includes wind-collection cover, swirl channel pipe and generator, and it is horn-like that wind-collection cover is, be located at the two ends of swirl channel pipe respectively, and be communicated with the swirl channel pipe by the osculum end of wind-collection cover; Be provided with whirlpool leaf and rotating shaft in the swirl channel pipe, the whirlpool leaf is located in the rotating shaft; Rotating shaft one end is provided with transmission part, and stretches in the wind-collection cover of an end and be connected with generator.
2. turbine wind generating unit as claimed in claim 1 is characterized in that:
Described transmission part comprises umbrella gear and transmission shaft, the driving wheel of umbrella gear is located at rotating shaft one end, the follower of umbrella gear is located at transmission shaft one end and is meshed with driving wheel, transmission shaft one end is located in the wind-collection cover, and the other end transverse horizontal passes wind-collection cover and is connected with the generator of being located at wind-collection cover one side.
3. turbine wind generating unit as claimed in claim 1 is characterized in that:
The two ends of described swirl channel pipe are respectively equipped with same cardiac skeleton, with being provided with bearing in the cardiac skeleton, described rotating shaft pass bearing and be connected with cardiac skeleton.
4. as described turbine wind generating unit still in the claim 2, it is characterized in that:
Described transmission shaft and rotating shaft are perpendicular, and are positioned on the same shaft axis with driven gear, generator.
5. as claim 1 or 3 described turbine wind generating units, it is characterized in that:
Described whirlpool leaf is along the axial shape in the shape of a spiral of rotating shaft, and is located at in the rotating shaft between the cardiac skeleton.
6. turbine wind generating unit as claimed in claim 1 is characterized in that:
The internal diameter of the osculum end of described wind-collection cover is identical with the internal diameter of swirl channel pipe.
7. turbine wind generating unit as claimed in claim 1 is characterized in that:
Described pedestal comprises body and guide wall, and guide wall is located at respectively on four sides of body, and four sides of an end and body are connected and fixed, and the other end is obliquely installed laterally.
8. turbine wind generating unit as claimed in claim 7 is characterized in that:
Described several generator units are to be arranged shape and is embedded and is fixed in the body, and each generator unit all is horizontally disposed with and is perpendicular with the vertical cross-section of body, and the big opening end of the wind-collection cover at generator unit two ends stretches out the corresponding both side surface of body respectively.
9. as claim 2 or 7 described turbine wind generating units, it is characterized in that:
Be provided with cavity in the body between described two generator units laterally, described generator is located in the cavity, and described transmission shaft one end penetrates cavity and is connected with generator.
CNU2007201985434U 2007-11-29 2007-11-29 Backset wind power generation device Expired - Fee Related CN201100218Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2007201985434U CN201100218Y (en) 2007-11-29 2007-11-29 Backset wind power generation device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2007201985434U CN201100218Y (en) 2007-11-29 2007-11-29 Backset wind power generation device

Publications (1)

Publication Number Publication Date
CN201100218Y true CN201100218Y (en) 2008-08-13

Family

ID=39936752

Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2007201985434U Expired - Fee Related CN201100218Y (en) 2007-11-29 2007-11-29 Backset wind power generation device

Country Status (1)

Country Link
CN (1) CN201100218Y (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104912740A (en) * 2015-05-18 2015-09-16 王茂成 Barrel type wind power generator with multiple impeller units
CN105156265A (en) * 2015-09-29 2015-12-16 王锡山 Cluster wind power station device
CN105201430A (en) * 2015-10-26 2015-12-30 东北石油大学 Turbine drive cuttings bed cleaning device
CN106481510A (en) * 2016-12-06 2017-03-08 中国葛洲坝集团电力有限责任公司 A kind of new no blade wind power generation equipment and its control method
CN108571420A (en) * 2018-04-09 2018-09-25 刘宇 A kind of ocean energy harvester based on ocean current
CN108626059A (en) * 2018-04-09 2018-10-09 刘宇 A kind of ocean energy harvester based on ocean current
CN113124646A (en) * 2021-04-29 2021-07-16 开封迪尔空分实业有限公司 Air separation cold box based on wind power generation

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104912740A (en) * 2015-05-18 2015-09-16 王茂成 Barrel type wind power generator with multiple impeller units
CN104912740B (en) * 2015-05-18 2017-12-22 王茂成 A kind of cartridge type wind-driven generator of multi-stage impeller group
CN105156265A (en) * 2015-09-29 2015-12-16 王锡山 Cluster wind power station device
CN105201430A (en) * 2015-10-26 2015-12-30 东北石油大学 Turbine drive cuttings bed cleaning device
CN105201430B (en) * 2015-10-26 2017-11-10 东北石油大学 Turbine drives cutting bed remove device
CN106481510A (en) * 2016-12-06 2017-03-08 中国葛洲坝集团电力有限责任公司 A kind of new no blade wind power generation equipment and its control method
CN108571420A (en) * 2018-04-09 2018-09-25 刘宇 A kind of ocean energy harvester based on ocean current
CN108626059A (en) * 2018-04-09 2018-10-09 刘宇 A kind of ocean energy harvester based on ocean current
CN113124646A (en) * 2021-04-29 2021-07-16 开封迪尔空分实业有限公司 Air separation cold box based on wind power generation
CN113124646B (en) * 2021-04-29 2021-12-28 开封迪尔空分实业有限公司 Air separation cold box based on wind power generation

Similar Documents

Publication Publication Date Title
CN201100218Y (en) Backset wind power generation device
US9018791B2 (en) Impact type wind-driven power generating device
CN201705564U (en) Variable-wind-speed cylindrical wind driven generator
CN101289996A (en) Solar energy thermal current wind power generation method
CN201297237Y (en) Vertical shaft type vortex turbine helical blade wind power electric generating unit
CN203098139U (en) Counter-rotating double-impeller wind turbine structure suitable for minitype wind generator
CN101225798A (en) Electric generating apparatus by collecting wind
CN104847588A (en) Method and device for comprehensively utilizing ocean energy and wind energy for compressing air in centralized mode to generate power
CN202148987U (en) Solar and wind energy generator
CN202063025U (en) Environment-friendly automobile with wind power generating devices
CN104389730A (en) Ocean current power generation device with horizontal-axis contra-rotating impeller with flow guide hood
CN204716464U (en) Utilize the electricity generating device of tunnel wind power
CN102486160A (en) Offshore wind generating set
CN201100216Y (en) Wind power generation device
CN106224168B (en) A kind of recyclable independent island power generator
CN204783472U (en) Wind power generation set of parallel axis and vertical axis combination
CN208203469U (en) A kind of wind-driven generator with diversion function
CN202867102U (en) Flexible blade wind driven generator
CN203051001U (en) Multi-machine united wind driven generator
CN201461242U (en) Power mechanism by using air uptake to manufacture
CN201246282Y (en) Wind power generation plant
CN102086843A (en) Umbrella-shaped wind-collecting wind driven generator
CN201573555U (en) Environment-friendly automobile with wind power generation devices
CN105089921A (en) Straight hit type wind power generation equipment unit adopting air collecting machines
CN201972842U (en) Spiral turbine fan blade and vortex convection wind driven generator

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20080813

Termination date: 20111129