CN205545002U - Multi -direction piezoelectric power generating device of collar structure - Google Patents
Multi -direction piezoelectric power generating device of collar structure Download PDFInfo
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- CN205545002U CN205545002U CN201620073158.6U CN201620073158U CN205545002U CN 205545002 U CN205545002 U CN 205545002U CN 201620073158 U CN201620073158 U CN 201620073158U CN 205545002 U CN205545002 U CN 205545002U
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- slide bar
- quality piece
- piezoelectric transducer
- fold
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Abstract
The utility model discloses a multi -direction piezoelectric power generating device of collar structure, including support, ring, slip end, slide bar, zigzag shaped piezoelectric transducer, big quality piece, little quality piece and central connecting block. The ring is fixed in the support, and the slide bar is connected in the ring through the end that slides, and big quality piece and little quality piece set up on the slide bar, and both ends are passed through, and zigzag shaped piezoelectric transducer holds with the slip respectively and central connecting block links to each other, zigzag shaped piezoelectric transducer comprises zigzag shaped metal elastic medium piece and multi -disc piezoceramics piece, big quality piece place slide bar and little quality piece place slide bar are vertical distribution for two liang. This device can be a plurality of not equidirectional vibration convert among the external environment forced vibration of big quality piece and little quality piece, and then realizes zigzag shaped piezoelectric transducer's electromechanical energy conversion, and it can only sensitive certain orientation vibration to have solved present piezoelectric power generating device, shortcoming that the generating efficiency hangs down.
Description
Technical field
The utility model relates to novel energy and electronic technology field, particularly relates to a kind of multi-direction piezoelectric generating device of burr structure.
Background technology
In recent years, along with the most progressive of science and technology and socioeconomic high speed development, energy shortage problem highlights day by day, and the environmental degradation caused therefrom gradually starts to affect socio-economic development and people's daily life.To this end, relevant researcher has started to find and the exploration of exploitation novel energy, such as solar energy, wind energy, wave energy etc..Vibration is as the common phenomenon in daily life, and owing to it has higher energy density, its potential energy value has caused the concern of increasing researcher.The device being presently used for realizing vibrating power-generation mainly has piezoelectric type, electromagnetic type and electrostatic three kinds.Wherein, piezoelectric type vibration TRT is with its simple in construction, without electromagnetic interference, clean environment firendly and be prone to the plurality of advantages such as miniaturization and gain great popularity, for piezoelectric vibration power generation technical scheme, it is only dependent upon the life-span of each components and parts forming vibration generating device for electric life in theory, clean environment firendly, is a kind of typical " green " energy technology.
Based on this, occur in that various piezoelectric type vibration TRT at present, such as cantilever beam structure, Cymbal structure, stack shape structure etc..Make a general survey of the present Research of piezoelectric type vibration generation technology, above-mentioned vibration generating device is mainly one direction, single resonant frequency, its use occasion is the strongest to the selectivity of vibration environment, in the case of there is various direction and vibration frequency change within the specific limits, the generating capacity of above-mentioned piezoelectricity oscillating generating set, by very limited, limits its popular promoting the use of.In view of vibrational energy resource abundant in external environment and the randomness of vibration source vibration processes, the multidirectional generating how realizing piezoelectric generating device will be one direction highly studied of piezo-electric generating technical field.
Utility model content
nullFor the problem solving above-mentioned existence，The utility model provides a kind of multi-direction piezoelectric generating device of burr structure，The vibration of different directions multiple in external environment can be converted to big mass and the forced vibration of little mass by the utility model device，And then realize the energy converting between mechanical of fold-line-shaped PZT (piezoelectric transducer)，Easy to use，Practical，For reaching this purpose，The utility model provides a kind of multi-direction piezoelectric generating device of burr structure，Including support、Annulus、Sliding end、Slide bar、Fold-line-shaped PZT (piezoelectric transducer)、Big mass、Little mass and center contiguous block，Described annulus is rack-mount by two ends rotating shaft，Described center contiguous block is in circle ring center，Described slide bar one end is connected with center contiguous block，The described slide bar other end is connected to annulus by sliding end，Big mass or little mass is had on described slide bar，Described big mass is connected with sliding end and center contiguous block by fold-line-shaped PZT (piezoelectric transducer) respectively with little mass two ends；Described fold-line-shaped PZT (piezoelectric transducer) is made up of fold-line-shaped metallic elastic substrate and at least two panels piezoelectric ceramic piece, and described big mass place slide bar and little mass place slide bar are in vertical distribution two-by-two.
Further improvement of the utility model, piezoelectric ceramic piece, the utility model fold-line-shaped metallic elastic substrate equal Pasting piezoelectric ceramic piece are all pasted in two sides of described fold-line-shaped metallic elastic substrate.
Further improvement of the utility model, described fold-line-shaped metallic elastic substrate can be designed to different length according to the actual requirements, and the utility model can design corresponding sizes of substrate as required.
The utility model one multi-direction piezoelectric generating device of burr structure, the utility model is by arranging support, annulus, sliding end, slide bar, fold-line-shaped PZT (piezoelectric transducer), big mass, little mass and center contiguous block, the vibration of multiple different directions in extraneous natural environment can be converted to big mass and the forced vibration of little mass in device, and then realize the energy converting between mechanical of fold-line-shaped PZT (piezoelectric transducer), solve existing piezoelectric generating device can only vibrate in certain direction sensitive, the shortcoming that generating efficiency is low.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model middle polyline shape PZT (piezoelectric transducer)；
Fig. 2 is structural representation of the present utility model.
Concrete parts are as follows:
1, support；2, annulus；
3, sliding end；4, slide bar；
5, fold-line-shaped PZT (piezoelectric transducer)；51, fold-line-shaped metallic elastic substrate；
52, piezoelectric ceramic piece；6, big mass；
7, little mass；8, center contiguous block.
Detailed description of the invention
With detailed description of the invention, the utility model is described in further detail below in conjunction with the accompanying drawings:
The utility model provides a kind of multi-direction piezoelectric generating device of burr structure, the vibration of different directions multiple in external environment can be converted to big mass and the forced vibration of little mass by the utility model device, and then realize the energy converting between mechanical of fold-line-shaped PZT (piezoelectric transducer), easy to use, practical.
Shown in Fig. 1 and Fig. 2, the utility model provides a kind of multi-direction piezoelectric generating device of burr structure, including support 1, annulus 2, sliding end 3, slide bar 4, fold-line-shaped PZT (piezoelectric transducer) 5, big mass 6, little mass 7 and center contiguous block 8, introduce separately below.
Annulus 2 is supported by support 1, and slide bar 4 is fixed on annulus 2 by sliding end 3, and big mass 6 and little mass 7 are arranged on slide bar 4, and two ends are connected with sliding end 3 and center contiguous block 8 respectively by fold-line-shaped PZT (piezoelectric transducer) 5；Described fold-line-shaped PZT (piezoelectric transducer) 5 is made up of fold-line-shaped metallic elastic substrate 51 and multi-disc piezoelectric ceramic piece 52, and described big mass 6 place slide bar 4 and little mass 7 place slide bar 4 are in vertical distribution two-by-two；Annulus 2 can rotate on support 1；Coordinate shown in Fig. 1, piezoelectric ceramic piece 52 is all pasted in two sides of the fold-line-shaped metallic elastic substrate 51 in the present embodiment, in order to be electric energy by direct piezoelectric effect by changes mechanical energy, meanwhile, described fold-line-shaped metallic elastic substrate 51 can be designed to different length according to the actual requirements.
Piezoelectric generating device operationally, is placed in extraneous natural vibration environment, and is fixed by support 1 by the present embodiment；In environment, the big mass 6 caused in device and little mass 7 are produced forced vibration by the dynamic excitation of different directions, and then cause the flexural deformation of fold-line-shaped PZT (piezoelectric transducer) 5, so that the multi-disc piezoelectric ceramic piece 52 being pasted onto on fold-line-shaped metallic elastic substrate 51 produces the change of stress and strain, direct piezoelectric effect according to piezoelectric, the positive and negative electrode face of multi-disc piezoelectric ceramic piece 52 produces positive and negative contrary electric charge, i.e. achieves by the conversion of mechanical energy to electric energy.When piezoelectric generating device is by the dynamic excitation of lasting different directions, big mass 6 and little mass 7 constantly slide up and down along slide bar 4 so that the multi-disc piezoelectric ceramic piece 52 continual generation electric energy being pasted onto on fold-line-shaped metallic elastic substrate 51.
In sum, a kind of multi-direction piezoelectric generating device of burr structure that the utility model proposes, can sensitive multiple different directions external environment vibration, and external environment excitation is converted to the flexural vibrations of fold-line-shaped metallic elastic substrate 51, and then realize by the conversion of mechanical energy to electric energy, the advantages such as device has simple in construction, and service life is long, and generated energy is big.
The above; it it is only preferred embodiment of the present utility model; it is not the restriction that the utility model is made any other form, and any amendment made according to technical spirit of the present utility model or equivalent variations, still fall within the utility model scope required for protection.
Claims (2)
1. the multi-direction piezoelectric generating device of burr structure, including support (1), annulus (2), sliding end (3), slide bar (4), fold-line-shaped PZT (piezoelectric transducer) (5), big mass (6), little mass (7) and center contiguous block (8), it is characterized in that: described annulus (2) is arranged on support (1) by two ends rotating shaft, described center contiguous block (8) is at annulus (2) center, described slide bar (4) one end is connected with center contiguous block (8), described slide bar (4) other end is connected to annulus (2) by sliding end (3), big mass (6) or little mass (7) is had on described slide bar (4), described big mass (6) is connected with sliding end (3) and center contiguous block (8) by fold-line-shaped PZT (piezoelectric transducer) (5) respectively with little mass (7) two ends；Described fold-line-shaped PZT (piezoelectric transducer) (5) is made up of fold-line-shaped metallic elastic substrate (51) and at least two panels piezoelectric ceramic piece (52), and described big mass (6) place slide bar (4) and little mass (7) place slide bar (4) are in vertical distribution two-by-two.
2. a kind of multi-direction piezoelectric generating device of burr structure as claimed in claim 1, it is characterised in that: piezoelectric ceramic piece (52) is all pasted in two sides of described fold-line-shaped metallic elastic substrate (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620073158.6U CN205545002U (en) | 2016-01-26 | 2016-01-26 | Multi -direction piezoelectric power generating device of collar structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620073158.6U CN205545002U (en) | 2016-01-26 | 2016-01-26 | Multi -direction piezoelectric power generating device of collar structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205545002U true CN205545002U (en) | 2016-08-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620073158.6U Withdrawn - After Issue CN205545002U (en) | 2016-01-26 | 2016-01-26 | Multi -direction piezoelectric power generating device of collar structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205545002U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105515444A (en) * | 2016-01-26 | 2016-04-20 | 金陵科技学院 | Rod ring structure multidirectional piezoelectric power generation device |
| CN108880328A (en) * | 2018-08-24 | 2018-11-23 | 石河子大学 | A kind of Z-type piezoelectric vibrator |
| CN109935223A (en) * | 2017-12-19 | 2019-06-25 | 北京长城电子装备有限责任公司 | A kind of super-small low frequencies energy converter |
| CN112821806A (en) * | 2021-03-22 | 2021-05-18 | 哈尔滨理工大学 | Self-powered piezoelectric power generation and energy storage device for safety protection device |
-
2016
- 2016-01-26 CN CN201620073158.6U patent/CN205545002U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105515444A (en) * | 2016-01-26 | 2016-04-20 | 金陵科技学院 | Rod ring structure multidirectional piezoelectric power generation device |
| CN109935223A (en) * | 2017-12-19 | 2019-06-25 | 北京长城电子装备有限责任公司 | A kind of super-small low frequencies energy converter |
| CN108880328A (en) * | 2018-08-24 | 2018-11-23 | 石河子大学 | A kind of Z-type piezoelectric vibrator |
| CN112821806A (en) * | 2021-03-22 | 2021-05-18 | 哈尔滨理工大学 | Self-powered piezoelectric power generation and energy storage device for safety protection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160831 Effective date of abandoning: 20170822 |