CN104989597A - Vertical shaft radial shock excitation type wind energy capture device - Google Patents
Vertical shaft radial shock excitation type wind energy capture device Download PDFInfo
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- CN104989597A CN104989597A CN201510443457.4A CN201510443457A CN104989597A CN 104989597 A CN104989597 A CN 104989597A CN 201510443457 A CN201510443457 A CN 201510443457A CN 104989597 A CN104989597 A CN 104989597A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/728—Onshore wind turbines
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/74—Wind turbines with rotation axis perpendicular to the wind direction
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Abstract
The invention discloses a vertical shaft radial shock excitation type wind energy capture device, and relates to a wind energy capture device. The problems that an existing small elastic sheet type piezoelectric power generation device is complex in structure, high in cost, low in power generating efficiency and difficult to popularize in a large-area manner are solved. The wind energy capture device comprises an outer shell, rotating shafts, movable wind wheels and R sets of energy capture assemblies; each energy capture assembly comprises a fixing base, a disc, M cantilever beam piezoelectric energy capture device bodies, M sets of shock excitation permanent magnets and M sets of excited permanent magnets; the magnetic polarities of the M sets of shock excitation permanent magnets and the M sets of excited permanent magnets in each energy capture assembly are opposite; each set of excited permanent magnets comprises two excited permanent magnets; each set of shock excitation permanent magnets comprises two shock excitation permanent magnets; and each movable wind wheel is fixedly installed on the corresponding rotating shaft between the corresponding any two adjacent energy capture assemblies, and each fixing base is in rotary connection with the corresponding rotating shaft and is detachably connected with the outer shell. The vertical shaft radial shock excitation type wind energy capture device is used for wind power generation.
Description
Technical field
The present invention relates to a kind of wind energy trap setting, be specifically related to a kind of vertical shaft radial excitation type wind energy trap setting, belong to wind-power electricity generation new energy field.
Background technique
Along with gradually reducing of natural resources, the energy of consumption of natural resource and the repeated multiple times use of energy is not is not constantly researched and developed, and utilize nature wind energy to generate electricity, for various external facilities carries out the development trend that self-powered system meets current energy-saving and environmental protection, low-carbon (LC), but traditional wind-power electricity generation is all adopt larger turned blade to drive generating,, on installing and using, there is the problem that large, the very difficult large size of volume is universal in this traditional mode.
The patent application that publication date is on January 1st, 2014, publication number is CN103490667A, denomination of invention is " Reed-type piezoelectric generating device and method ", it proposes a kind of piezoelectric effect of elastic piezoelectric sheet that adopts first and carries out the small wind-driven generator generated electricity, successfully avoid conventional wind to generate electricity bulky problem, there is the advantages such as adaptability is extensive; But its complex structure, cost are high, generating efficiency is low and very difficult large size is popularized.
Summary of the invention
The present invention solves the complex structure that existing mini elastic plate piezoelectric electricity generating device exists, the problem that cost is high, generating efficiency is low and very difficult large size is universal, provides a kind of vertical shaft radial excitation type wind energy trap setting.
The present invention is the technological scheme taked that solves the problem:
Vertical shaft of the present invention radial excitation type wind energy trap setting comprises shell, axle of walking around, dynamic wind wheel and R group capture energy assembly; Often group prisoner can comprise fixed base, disk, a M overhang piezoelectric harvester, M group exciting permanent magnet and M group and is excited permanent magnet by assembly; And R >=2, M >=6; Often group prisoner can M group exciting permanent magnet in assembly and M group to be excited the magnetic polarity of permanent magnet contrary; Often group is excited permanent magnet and is two and is excited permanent magnet; Often organizing exciting permanent magnet is two exciting permanent magnets;
R group prisoner energy assembly is along the alternate setting of axis of running shaft, running shaft between two groups of prisoner's energy assemblies of arbitrary neighborhood is fixed with dynamic wind wheel, each fixed base and running shaft are rotationally connected, each fixed base and shell removably connect, the middle part of each disk is fixedly mounted with on the rotary shaft, and the circumferential lateral surface of each disk is provided with M group exciting permanent magnet along the circumference of disk is uniform; Each fixed base is provided with M overhang piezoelectric harvester along the circumference of disk is uniform, the piezo-electric sheet of each overhang piezoelectric harvester is vertically arranged, the bi-side of the piezo-electric sheet of each overhang piezoelectric harvester are respectively provided with one and are excited permanent magnet, and often group prisoner M group exciting permanent magnet in assembly and M group can be excited the conglobate concentric internal and external double-circular structure of permanent magnet structure.
The invention has the beneficial effects as follows: vertical shaft of the present invention radial excitation type wind energy trap setting drives mainly through running shaft the horizontal reciprocating of the multiple overhang piezoelectric harvesters be distributed on around fixed base to swing and generates electricity.One end of overhang piezoelectric harvester is fixed on fixed base, the surface of the other end respectively bonding two be excited permanent magnet.And multiple disk is installed on the rotary shaft, the circumferential lateral surface of each disk is also installed with two pieces of exciting permanent magnets respectively.The permanent magnet be arranged on overhang piezoelectric harvester is corresponding on sustained height and same center circle round angle respectively with the permanent magnet be arranged on disk, and also namely often group prisoner M group exciting permanent magnet in assembly and M group can be excited the conglobate concentric internal and external double-circular structure of permanent magnet structure.When the wind-force of outside drives dynamic wind wheel to rotate, rotation is passed to running shaft by dynamic wind wheel, drives the exciting permanent magnet on disk and disk around the center axis thereof of running shaft by running shaft.Because the permanent magnet of two on disk attracts two permanent magnets being bonded on overhang piezoelectric harvester, and then overhang piezoelectric harvester exciting is made to produce electric energy.
Vertical shaft of the present invention radial excitation type wind energy trap setting adopts and the mode of overhang piezoelectric harvester exciting is generated electricity, and processing and assembling is very easy, and structure is simple; In addition, the length can stretched out on fixed base by controlling overhang piezoelectric harvester makes it in exciting process, have ideal excited frequency, improves generating efficiency.
Vertical axis of the present invention radial excitation type wind energy trap setting has that structure is simple, cost is lower, generating efficiency is high, can realize the universal advantage of large size.
Accompanying drawing explanation
Fig. 1 is the principal section schematic diagram of vertical shaft of the present invention radial excitation type wind energy trap setting, Fig. 2 is vertical axis radial excitation type wind energy trap setting plan view, Fig. 3 is disk, running shaft, the structural representation that dynamic wind wheel is connected with multiple overhang piezoelectric harvester, Fig. 4 is disk, running shaft, the structural representation that dynamic wind wheel is connected with two overhang piezoelectric harvesters, Fig. 5 is running shaft of the present invention, the schematic diagram of the space corresponding position between two disks and two overhang piezoelectric harvesters, Fig. 6 is the structural representation of the fixed base of embodiment six, Fig. 7 is the structural representation of the pressing plate of embodiment seven, Fig. 8 is the disk working state schematic representation that exciting permanent magnet is housed, Fig. 9 is the principle schematic that running shaft drives the distortion of overhang piezoelectric harvester and generating.
Embodiment
Embodiment one: composition graphs 1-Fig. 5 illustrates, the vertical shaft radial excitation type wind energy trap setting of present embodiment comprises shell 12, axle 9 of walking around, dynamic wind wheel 5 and R group capture energy assembly;
Often group prisoner can comprise fixed base 1, disk 8, a M overhang piezoelectric harvester 6, M group exciting permanent magnet 13 and M group and is excited permanent magnet 14 by assembly; And R >=2, M >=6; Often group prisoner can M group exciting permanent magnet in assembly and M group to be excited the magnetic polarity of permanent magnet contrary; Often group is excited permanent magnet and is two and is excited permanent magnet 14; Often organizing exciting permanent magnet is two exciting permanent magnets 13;
R group prisoner energy assembly is along the alternate setting of axis of running shaft 9, running shaft 9 between two groups of prisoner's energy assemblies of arbitrary neighborhood is fixed with dynamic wind wheel 5, each fixed base 1 is rotationally connected with running shaft 9, each fixed base 1 removably connects with shell 12, the middle part of each disk 8 is packed on running shaft 9, and the circumferential lateral surface of each disk 8 is provided with M group exciting permanent magnet 13 along the circumference of disk 8 is uniform; Each fixed base 1 is provided with M overhang piezoelectric harvester 6 along the circumference of disk 8 is uniform, the piezo-electric sheet of each overhang piezoelectric harvester 6 is vertically arranged, the bi-side of the piezo-electric sheet of each overhang piezoelectric harvester 6 are respectively provided with one and are excited permanent magnet 14, and often group prisoner M group exciting permanent magnet in assembly and M group can be excited the conglobate concentric internal and external double-circular structure of permanent magnet structure.
The vertical shaft axial excitation formula fluid dynamic energy trap setting of present embodiment is when manufacture, phosphor bronze selected by the substrate of overhang piezoelectric harvester 6, with sand paper, the patina on its surface is removed, and piezo-electric sheet and be excited magnet sheet 14 or permanent magnet bonding before need to clean with acetone, bonding complete after with fine wire each block overhang piezoelectric harvester 6 piezo-electric sheet up and down two surface connects, respectively extraction two electrodes.
The overhang piezoelectric harvester 6 of the vertical shaft of present embodiment radial excitation type fluid dynamic energy trap setting be excited permanent magnet 14, and be distributed on around running shaft 9, the internal and external double-circular structure concentric with exciting permanent magnet 13 formation in the same plane of opposite magnetic pole fixing on disk 8.This embodiment compact structure, flexible design, reduces the difficulty of processing and assembling, maintains superior generating effect simultaneously.
The exciting permanent magnet of present embodiment or be excited all available permanent magnet of permanent magnet and replace.In Fig. 9, double-head arrow direction represents that overhang piezoelectricity is floating and can be excited beat moving direction by device, and single arrow represents that disk drives exciting permanent magnet 13 rotation direction.
Composition graphs 8-Fig. 9 explanation, Fig. 8 is that the circumferential lateral surface of disk 8 is provided with eight groups of exciting permanent magnets, totally ten six exciting permanent magnets, the magnetic polarity often organizing exciting permanent magnet is N pole and S pole, Fig. 9 is that disk 8 rotation drives overhang piezoelectric harvester to be out of shape the principle schematic generated electricity, often group is floating the both sides of piezo-electric sheet of each overhang piezoelectric harvester in assembly can be bonded with one and is excited permanent magnet, and two magnetic polarities of being excited permanent magnet are contrary, and often group is excited the magnetic polarity of permanent magnet is S pole and N pole.When dynamic wind wheel 5 rotates, drive disk 8 to rotate, exciting permanent magnet 13 adsorbs the opposite polarity permanent magnet 14 of being excited be bonded on overhang piezoelectric harvester, and then makes overhang piezoelectric harvester horizontal reciprocating beat exciting produce electric energy.
Embodiment two: composition graphs 3 illustrates, the dynamic wind wheel 5 of present embodiment comprises link press span 5-1 and multiple blade 5-2, and link press span 5-1 is provided with multiple blade 5-2 along the circumference of running shaft 9 is uniform.Setting like this, structure is simple, and it is reliably convenient to install, and can meet actual demand.Other is identical with embodiment one.
Embodiment three: composition graphs 3 illustrates, the blade 5-2 of present embodiment is the hemispherical dome structure of hollow.Setting like this, the opening of the blade on dynamic wind wheel in turn in the same way, is conducive to dynamic wind wheel like this and rotates in turn windward.Blade is shown in that wind just turns, and time leeward, the back side wind of blade also can pass through rapidly, and catch wind better effects if, generating efficiency improves 40%, and rotational resistance is less, meets actual demand.Other is identical with embodiment two.
Embodiment four: composition graphs 1 illustrates, the quantity of prisoner's energy assembly of present embodiment is 2 groups.Setting like this, dynamic wind wheel is arranged in two groups of prisoners can between assemblies, and two groups of prisoners can be symmetrical arranged along the axially relatively dynamic wind wheel of running shaft by assembly, and two groups of prisoners can realize radial symmetric excitation type wind energy and capture by assemblies, simple and compact for structure, reasonable in design.Other with embodiment one, two or three identical.
Embodiment five: composition graphs 3 illustrates, the quantity of the blade 5-2 of present embodiment is 4.Setting like this, the opening of the blade on dynamic wind wheel in turn in the same way, is conducive to dynamic wind wheel like this and rotates in turn windward.Blade is shown in that wind just turns, and time leeward, the back side wind of blade also can pass through rapidly, and catch wind better effects if, generating efficiency improves 55%, and rotational resistance is less, meets actual demand.Other is identical with embodiment three.Other is identical with embodiment three.
Embodiment six: composition graphs 1 illustrates, device described in present embodiment also comprises pressure ring 7 and multiple screw 11, and fixed base 1 is hubbed flange base; The end face that pressure ring 7 is arranged in the neck 1-1 of fixed base 1 compresses M overhang piezoelectric harvester 6, pressure ring 5 is integrally connected with the neck of fixed base 1 by multiple screw 11, the circumferential lateral surface of each disk 8 is processed with M groove along the circumference of disk 8 is uniform, in each groove, is equipped with two exciting permanent magnets 13.Setting like this, exciting magnet sheet 13 fixing-stable is reliable, easy to use, and the neck 1-1 of fixed base offers narrow groove 17, is excited permanent magnet 14 to be inserted in narrow groove 17.Other with embodiment one, two, three or five identical.
Embodiment seven: composition graphs 3 and Fig. 6 illustrate, often group is floating can also comprise two pressing plates 3 by assembly, and often group is floating two pressing plates 3 of assembly to be located on running shaft 9 and to be connected with disk 8, and M group exciting permanent magnet is positioned on disk 8 by two pressing plates 3.Setting like this, often group is floating can two pressing plates upper-lower position of M group exciting permanent magnet permanent magnet in positioning discs 8 respectively of assembly, often group exciting permanent magnet stablize firm.Other is identical with embodiment six.
Embodiment eight: composition graphs 1 illustrates, device described in present embodiment also comprises R end cap 4, and each end cap 4 covers corresponding one group of prisoner can disk 8 on assembly and M overhang piezoelectric harvester 6 be tightly connected with corresponding fixed base 1.Setting like this; ensureing that often group is floating can stablize firmly by assembly; during concrete use; running shaft 9 is rotatably installed on fixed base 1 by bearing 10; end cap 4 and fixed base 1 are sealed by seal ring 15; end cap 4 also plays the effect of protection disk 8 and M overhang piezoelectric harvester 6, reaches the object of stable operation.Other is identical with embodiment seven.
Claims (8)
1. vertical shaft radial excitation type wind energy trap setting, is characterized in that: it comprises shell (12), axle of walking around (9), dynamic wind wheel (5) and R group prisoner energy assembly;
Often group prisoner can comprise fixed base (1), disk (8), a M overhang piezoelectric harvester (6), M group exciting permanent magnet (13) and M group and is excited permanent magnet (14) by assembly; And R >=2, M >=6; Often group prisoner can M group exciting permanent magnet in assembly and M group to be excited the magnetic polarity of permanent magnet contrary; Often group is excited permanent magnet and is two and is excited permanent magnet (14); Often organizing exciting permanent magnet is two exciting permanent magnets (13);
R group prisoner energy assembly is along the alternate setting of axis of running shaft (9), running shaft (9) between two groups of prisoner's energy assemblies of arbitrary neighborhood is fixed with dynamic wind wheel (5), each fixed base (1) and running shaft (9) are rotationally connected, each fixed base (1) and shell (12) removably connect, the middle part of each disk (8) is packed on running shaft (9), and the circumferential lateral surface of each disk (8) is provided with M group exciting permanent magnet (13) along the circumference of disk (8) is uniform; Each fixed base (1) is provided with M overhang piezoelectric harvester (6) along the circumference of disk (8) is uniform, the piezo-electric sheet of each overhang piezoelectric harvester (6) is vertically arranged, the bi-side of the piezo-electric sheet of each overhang piezoelectric harvester (6) are respectively provided with one and are excited permanent magnet (14), and often group prisoner M group exciting permanent magnet in assembly and M group can be excited the conglobate concentric internal and external double-circular structure of permanent magnet structure.
2. vertical shaft according to claim 1 radial excitation type wind energy trap setting, it is characterized in that: dynamic wind wheel (5) comprises link press span (5-1) and multiple blade (5-2), and link press span (5-1) is provided with multiple blade (5-2) along the circumference of running shaft (9) is uniform.
3. vertical shaft according to claim 2 radial excitation type wind energy trap setting, is characterized in that: the hemisphere blade that blade (5-2) is hollow.
4. the radial excitation type wind energy of the vertical shaft according to claim 1,2 or 3 trap setting, is characterized in that: the quantity of prisoner's energy assembly is 2 groups.
5. vertical shaft according to claim 3 radial excitation type wind energy trap setting, is characterized in that: the quantity of blade (5-2) is 4.
6. the radial excitation type wind energy of the vertical shaft according to claim 1,2,3 or 5 trap setting, it is characterized in that: described device also comprises pressure ring (7) and multiple screw (11), fixed base (1) is hubbed flange base; The end face that pressure ring (7) is arranged in the neck (1-1) of fixed base (1) compresses M overhang piezoelectric harvester (6), pressure ring (7) is integrally connected by the neck of multiple screw (11) with fixed base (1), the circumferential lateral surface of each disk (8) is processed with M groove along the circumference of disk (8) is uniform, in each groove, is equipped with two exciting permanent magnets (13).
7. vertical shaft according to claim 6 radial excitation type wind energy trap setting, it is characterized in that: often group is floating can also comprise two pressing plates (3) by assembly, two pressing plates (3) often organizing floating energy assembly are located in running shaft (9) and go up and be connected with disk (8), and M group exciting permanent magnet is positioned on disk (8) by two pressing plates (3).
8. vertical shaft according to claim 7 radial excitation type wind energy trap setting, it is characterized in that: described device also comprises R end cap (4), each end cap (4) covers corresponding one group of prisoner can disk (8) on assembly and M overhang piezoelectric harvester (6) be tightly connected with corresponding fixed base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510443457.4A CN104989597A (en) | 2015-07-24 | 2015-07-24 | Vertical shaft radial shock excitation type wind energy capture device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510443457.4A CN104989597A (en) | 2015-07-24 | 2015-07-24 | Vertical shaft radial shock excitation type wind energy capture device |
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| CN201510443457.4A Pending CN104989597A (en) | 2015-07-24 | 2015-07-24 | Vertical shaft radial shock excitation type wind energy capture device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107707152A (en) * | 2017-10-10 | 2018-02-16 | 吉林建筑大学 | A kind of rotary piezoelectric energy accumulator |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10054398A1 (en) * | 2000-11-02 | 2002-05-08 | Peter Heller | Device for generation of electrical energy by piezoelectric effect, has piezoelectric converters arranged around gearwheel located on shaft in outer part and teeth of gearwheel compress piezoelectric converters periodically |
| CN104377995A (en) * | 2014-11-25 | 2015-02-25 | 哈尔滨工业大学 | Rotating wheel non-contact excitation type fluid kinetic energy conversion device |
| CN104620496A (en) * | 2012-07-16 | 2015-05-13 | Gsi亥姆霍兹重离子研究中心有限责任公司 | Method and apparatus for generating energy using piezo elements |
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2015
- 2015-07-24 CN CN201510443457.4A patent/CN104989597A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10054398A1 (en) * | 2000-11-02 | 2002-05-08 | Peter Heller | Device for generation of electrical energy by piezoelectric effect, has piezoelectric converters arranged around gearwheel located on shaft in outer part and teeth of gearwheel compress piezoelectric converters periodically |
| CN104620496A (en) * | 2012-07-16 | 2015-05-13 | Gsi亥姆霍兹重离子研究中心有限责任公司 | Method and apparatus for generating energy using piezo elements |
| CN104377995A (en) * | 2014-11-25 | 2015-02-25 | 哈尔滨工业大学 | Rotating wheel non-contact excitation type fluid kinetic energy conversion device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107707152A (en) * | 2017-10-10 | 2018-02-16 | 吉林建筑大学 | A kind of rotary piezoelectric energy accumulator |
| CN107707152B (en) * | 2017-10-10 | 2024-01-16 | 吉林建筑大学 | Rotary piezoelectric energy harvester |
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Application publication date: 20151021 |