CN208106652U - A kind of novel piezoelectric Wind energy collecting device - Google Patents
A kind of novel piezoelectric Wind energy collecting device Download PDFInfo
- Publication number
- CN208106652U CN208106652U CN201820503982.XU CN201820503982U CN208106652U CN 208106652 U CN208106652 U CN 208106652U CN 201820503982 U CN201820503982 U CN 201820503982U CN 208106652 U CN208106652 U CN 208106652U
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- China
- Prior art keywords
- turntable
- sliding block
- piezoelectric material
- wind energy
- shaft
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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
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
Abstract
The utility model discloses a kind of novel piezoelectric Wind energy collecting devices, belong to wind energy collecting field, in particular to a kind of device being acquired using flexible piezoelectric material to wind energy.Including blade, shaft, pedestal, turntable, sliding block and flexible piezoelectric material etc..The shaft is fixedly mounted on the base by bearing, only one rotary freedom, and shaft one end connects blade, and the other end connects turntable；It is connected with rectangle square bar on the outside of the turntable, sliding block is installed, square bar tail end is fixed with limited block on square bar；Flexible piezoelectric material one end is connect with sliding block, and one end is connect with turntable.Wind band movable vane piece rotates, and shaft passes motion to turntable, and when turntable rotates, sliding block is with respect to dial movement, so that the deformation of flexible piezoelectric material be made to produce electricl energy.The utility model structure is simple, at low cost, long service life and generating efficiency are high, is suitable for microsensor network node and energizes.
Description
Technical field
The invention belongs to wind collecting field, in particular to a kind of dress that wind energy is acquired using flexible piezoelectric material
It sets.
Background technique
With the development of wireless sensor technology and microelectric technique, wireless sensor has obtained great development.It is wireless to pass
The powerup issue of sensor limits the development of sensor.Current wireless sensor exists in the way of battery powered to be needed often
The problems such as replacement battery, maintenance cost is high, pollutes environment.Wind energy is renewable as one kind and is widely present in clear in nature
The clean energy, has broad application prospects.Due to using wind energy piezoelectric type energy collector have structure it is simple, it is small in size,
Output energy density is big, be easily integrated and the advantages that without electromagnetic interference, the wind energy collector based on piezoelectricity converts wind energy into electricity
Can, for radio sensing network node energy supply relation technological researching more and more attention has been paid to.
According to retrieval, the related technology for carrying out wind collecting based on piezoelectric material existing at present occurs, such as Chinese patent Shen
Please " a kind of piezoelectric energy collection method and device using wind energy " disclosed in number 201010516391.X, utilize wind to drive leaf
Piece, the permanent magnet generation on blade produce electricl energy the repulsion of the fixed magnet on cantilever beam to make cantilever beam vibration,
The device for mechanical structure is more complex, higher cost.For another example " based on flexibility disclosed in Chinese Patent Application No. 201610386604.3
The wind energy collector of polymer piezo material ", blade rotation drive turntable, and it is poly- that turntable rotation can periodically beat flexible piezoelectric
Object cantilever beam is closed, piezoelectric membrane produces electricl energy in the vibration beaten and restore deformation, and the flexible piezoelectric material of the device is effective
Deformation quantity is smaller, and generating efficiency is lower, and direct mechanism of the piezoelectric material face by turntable, and it is short that there are service lifes
Disadvantage.
Therefore, it is necessary to propose that a kind of simple structure, at low cost, long service life and generating efficiency are high, it is suitable for miniature
The novel piezoelectric Wind energy collecting device of sensor network nodes energy supply.
Summary of the invention
The object of the present invention is to provide a kind of novel piezoelectric Wind energy collecting device, its, uses simple, at low cost with structure
Service life is long and the high advantage of generating efficiency.
The present invention reaches that the purpose is to be achieved through the following technical solutions：A kind of novel piezoelectric Wind energy collecting device,
Including blade, shaft, pedestal, turntable, sliding block and flexible piezoelectric material etc..The shaft is fixedly mounted on by bearing and pedestal
On, only one rotary freedom, shaft one end connects blade, and the other end connects turntable；Square is connected on the outside of the turntable
Shape square bar is equipped with sliding block on square bar, and square bar tail end is fixed with limited block；Flexible piezoelectric material one end is connect with sliding block,
One end is connect with turntable.Wind band movable vane piece rotates, and shaft passes motion to turntable, and when turntable rotates, sliding block has with respect to turntable
Relative displacement, so that the deformation of flexible piezoelectric material be made to produce electricl energy.
The rod piece quantity of turntable connection can be it is multiple, the cross sectional shape of rod piece be can be rectangle, or triangle
Shape, circle etc..The sliding block is rectangular ring body, and sliding block and rectangle stock cooperate.
The flexible piezoelectric material is retractable curved flexible piezoelectric material, and one end is fixedly connected with turntable, one end
It is fixedly connected with a slide block.
Compared with prior art, the beneficial effects of the invention are as follows：
It is rotated by wind band movable vane piece, shaft communicates rotational motion to turntable, will using the relative motion of sliding block and turntable
Wind energy is converted to potential variation, by changing the distance between two ends of flexible piezoelectric material, makes piezoelectric material that shape occur
Become to produce electricl energy.It is compared with existing using flexible piezoelectric material progress wind collecting technology, the present invention only acts on
The both ends of flexible piezoelectric material do not apply direct active force to flexible piezoelectric material surface, are conducive to extend making for piezoelectric material
Use the service life；By reasonable design rod length, the variation of piezoelectric material both ends relative position is controlled, it is big that piezoelectric material may be implemented
Amplitude deformation, generating efficiency are higher.The configuration of the present invention is simple, at low cost, long service life and generating efficiency are high, are suitable for miniature
Sensor network nodes energy supply.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of novel piezoelectric Wind energy collecting device forward direction of the utility model.
Fig. 2 is a kind of structural schematic diagram that novel piezoelectric Wind energy collecting device is backward of the utility model.
Fig. 3 is a kind of structural schematic diagram of novel piezoelectric Wind energy collecting device side view of the utility model.
Specific embodiment
Present invention will be described in further detail below with reference to the accompanying drawings and specific embodiments.
A kind of novel piezoelectric Wind energy collecting device, including blade 1, shaft 2, pedestal 3, turntable 4, sliding block 7 and flexible piezoelectric
Material 6 etc..The shaft 2 is fixedly mounted on by bearing on pedestal 3, only one rotary freedom, 2 one end of shaft connects
Blade 1 is connect, the other end connects turntable 4；It is connected with rectangle square bar 5 on the outside of the turntable 4, sliding block 7, square bar 2 are installed on square bar 5
Tail end is fixed with limited block 8；Described 6 one end of flexible piezoelectric material is connect with sliding block 7, and one end is connect with turntable 4.Wind band movable vane piece
1 rotation, shaft 2 passes motion to turntable 4, and when turntable 4 rotates, sliding block 7 has relative displacement with respect to turntable 4, to make flexibility
The deformation of piezoelectric material 6 produces electricl energy.
5 quantity of rod piece that the turntable 4 connects can be it is multiple, the cross sectional shape of rod piece 5 be can be rectangle, or three
It is angular, circle etc..
The sliding block 7 is rectangular ring body, and sliding block 7 is coupled with rod piece 5.
The flexible piezoelectric material 6 is retractable curved flexible piezoelectric material, and one end is fixedly connected with turntable 4, one
End is fixedly connected with sliding block 7.
The course of work and working principle of the invention：
The present apparatus is placed in the outdoor occasion for having wind, when wind acts on the device, wind band movable vane piece 1 is rotated, with blade 1
Fixed shaft 2 rotates synchronously, and fixed turntable 4 rotates with shaft 2, and when turntable 4 rotates, sliding block 7 is opposite with turntable 4
Position changes, and when sliding block 7 is at rotating distance lower half circumference, sliding block 7 is contacted with limited block 8, and turntable 4 continues to turn
Dynamic, when sliding block 7 is at rotating distance upper semicircumference, sliding block 7 overcomes rotatory inertia centripetal force and contact friction force, along rod piece 5
It is snapped down to 4 direction of turntable and is contacted with turntable 4.Turntable 4 continues to rotate, when sliding block 7 is at rotating distance lower half circumference again,
Sliding block 7 is snapped down to along rod piece 5 under the action of self gravity is with rotation centripetal force and contacts with limited block 8.In the whole process, sliding
Block 7 and turntable 4 have biggish relative position to change, and since 6 one end of flexible piezoelectric material and sliding block 7 are fixed, one end and turntable 4 are solid
Fixed, then the two of flexible piezoelectric material 6 end has biggish relative position to change, and deformation occurs for flexible piezoelectric material 6 therewith, leads to
The piezoelectric effect for crossing piezoelectric material produces electricl energy.By rationally designing the length of rod piece 5, it can control 6 liang of flexible piezoelectric material
The relative position of end changes size, piezoelectric material significantly deformation may be implemented, generating efficiency is higher.To realize to wind energy
Highly effective gathering.
Claims (4)
1. a kind of novel piezoelectric Wind energy collecting device, including blade (1), shaft (2), pedestal (3), turntable (4), sliding block (7) and
Flexible piezoelectric material (6) etc.；It is characterized in that the shaft (2) by bearing be fixedly mounted on pedestal (3) on, only one
Rotary freedom, shaft (2) one end connect blade (1), and the other end connects turntable (4)；Rectangle is connected on the outside of the turntable (4)
Square bar (5) is equipped with sliding block (7) on square bar (5), and square bar (5) tail end is fixed with limited block (8)；The flexible piezoelectric material (6)
One end is connect with sliding block (7), and one end is connect with turntable (4)；Wind band movable vane piece (1) rotates, and shaft (2) passes motion to turntable
(4), when turntable (4) rotates, sliding block (7) has relative displacement with respect to turntable (4), so that flexible piezoelectric material (6) deformation be made to generate
Electric energy.
2. a kind of novel piezoelectric Wind energy collecting device according to claim 1, it is characterised in that：The side of turntable (4) connection
Bar (5) quantity can be to be multiple, and the cross sectional shape of square bar (5) is rectangle, triangle, circle etc..
3. a kind of novel piezoelectric Wind energy collecting device according to claim 1, it is characterised in that：Sliding block (7) is straight-flanked ring
Shape body, sliding block (7) are coupled with square bar (5).
4. a kind of novel piezoelectric Wind energy collecting device according to claim 1, it is characterised in that：Flexible piezoelectric material (6)
For retractable curved flexible piezoelectric material, one end is fixedly connected with turntable (4), and one end is fixedly connected with sliding block (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820503982.XU CN208106652U (en) | 2018-04-11 | 2018-04-11 | A kind of novel piezoelectric Wind energy collecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820503982.XU CN208106652U (en) | 2018-04-11 | 2018-04-11 | A kind of novel piezoelectric Wind energy collecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208106652U true CN208106652U (en) | 2018-11-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820503982.XU Expired - Fee Related CN208106652U (en) | 2018-04-11 | 2018-04-11 | A kind of novel piezoelectric Wind energy collecting device |
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| Country | Link |
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| CN (1) | CN208106652U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111852771A (en) * | 2020-07-29 | 2020-10-30 | 西南石油大学 | Small wind power generation device and method adaptive to wind direction and wind speed |
| CN112202362A (en) * | 2020-09-29 | 2021-01-08 | 长春工业大学 | Energy collecting device based on fan rotation |
| CN113131790A (en) * | 2021-04-22 | 2021-07-16 | 长春工业大学 | Install piezoelectricity power generation facility on step |
| CN116123034A (en) * | 2023-01-03 | 2023-05-16 | 西安热工研究院有限公司 | Wind power generation device |
-
2018
- 2018-04-11 CN CN201820503982.XU patent/CN208106652U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111852771A (en) * | 2020-07-29 | 2020-10-30 | 西南石油大学 | Small wind power generation device and method adaptive to wind direction and wind speed |
| CN112202362A (en) * | 2020-09-29 | 2021-01-08 | 长春工业大学 | Energy collecting device based on fan rotation |
| CN112202362B (en) * | 2020-09-29 | 2022-03-29 | 长春工业大学 | Energy collecting device based on fan rotation |
| CN113131790A (en) * | 2021-04-22 | 2021-07-16 | 长春工业大学 | Install piezoelectricity power generation facility on step |
| CN113131790B (en) * | 2021-04-22 | 2022-06-17 | 长春工业大学 | Install piezoelectricity power generation facility on step |
| CN116123034A (en) * | 2023-01-03 | 2023-05-16 | 西安热工研究院有限公司 | Wind power generation device |
| CN116123034B (en) * | 2023-01-03 | 2024-03-08 | 西安热工研究院有限公司 | Wind power generation device |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181116 Termination date: 20190411 |