CN206743126U - A kind of disc type piezoelectric generating device - Google Patents
A kind of disc type piezoelectric generating device Download PDFInfo
- Publication number
- CN206743126U CN206743126U CN201621415142.5U CN201621415142U CN206743126U CN 206743126 U CN206743126 U CN 206743126U CN 201621415142 U CN201621415142 U CN 201621415142U CN 206743126 U CN206743126 U CN 206743126U
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- CN
- China
- Prior art keywords
- cantilever beam
- piezoelectric vibrators
- beam piezoelectric
- protecgulum
- generating device
- 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
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Abstract
A kind of disc type piezoelectric generating device is the utility model is related to, multiple first cantilever beam piezoelectric vibrators are circumferentially distributed with the inner side of the sleeve；The front-end and back-end of the sleeve are respectively equipped with protecgulum and bonnet；The protecgulum covers with after and is separately installed with clutch shaft bearing and second bearing；The rotary shaft side sequentially pass through clutch shaft bearing, sleeve and second bearing be arranged on protecgulum and after cover；One end of the rotary shaft is circumferentially provided with multiple flabellums, and the other end is circumferentially to being provided with multiple second cantilever beam piezoelectric vibrators；The multiple first cantilever beam piezoelectric vibrators and multiple second cantilever beam piezoelectric vibrators are in circumference to staggering respectively, and during rotary shaft rotation, first cantilever beam piezoelectric vibrators and the second cantilever beam piezoelectric vibrators are diametrically mutually collided, disc type piezoelectric generating device, its compact overall structure, the space of occupancy is small, and easily arranges and sensor and other microelectronic components are powered out of doors, has higher practicality.
Description
Technical field
The utility model belongs to energy technology field, more particularly to a kind of disc type piezoelectric generating device.
Background technology
Wind energy is a kind of reformulationses of solar energy, is a kind of not produce the reproducible of any pollutant emission and can be with
The natural energy resources that place takes.Traditional wind-power electricity generation is to cause rotor to rotate using wind load, further utilizes rotor and stator
Between relative motion cutting magnetic line produce induced electromotive force, realize the power supply to load.But this power supply mode is larger,
Complex process, the improper microelectronic component that is used for are powered.
Recently as the fast development of large-scale distributed wireless sensing system and microelectronic component, traditional chemistry
Though battery-powered mode meet demand to a certain extent, the drawbacks of it shows are more and more obvious, for example volume is larger, the life-span
It is limited, it is necessary to the problems such as regularly replacing.Piezoelectric harvester based on wind-induced vibration principle is to utilize wind-induced vibration mechanism by wind energy
The vibrational energy of structure is converted into, recycles piezo-electric effect that the vibrational energy of structure is converted into electric energy, there is small volume, structure letter
It is single, low cost and other advantages, traditional battery powered can be substituted as a kind of micro battery, especially suitable for being positioned over open air
Microelectronic component.The problem of piezoelectric generating device generally existing generating efficiency of wind-force vibration at present is not high, and structure is not compact enough.
Utility model content
The purpose of the utility model is to provide a kind of compact-sized for overcome the deficiencies in the prior art, and generating efficiency is high
Disc type piezoelectric generating device.
To reach above-mentioned purpose, the technical solution adopted in the utility model is：A kind of disc type piezoelectric generating device, including
Sleeve, the first cantilever beam piezoelectric vibrators, protecgulum, bonnet, clutch shaft bearing, second bearing, rotary shaft, flabellum and the second cantilever beam pressure
Electric tachometer indicator；Multiple first cantilever beam piezoelectric vibrators are circumferentially distributed with the inner side of the sleeve；The front end of the sleeve is with after
End is respectively equipped with protecgulum and bonnet；The protecgulum covers with after and is separately installed with clutch shaft bearing and second bearing；The rotary shaft
Side sequentially pass through clutch shaft bearing, sleeve and second bearing be arranged on protecgulum and after cover；One end of the rotary shaft is along circle
Multiple flabellums circumferentially are installed, the other end is circumferentially to being provided with multiple second cantilever beam piezoelectric vibrators；The multiple first
Cantilever beam piezoelectric vibrators and multiple second cantilever beam piezoelectric vibrators in circumference to staggering respectively, and when rotary shaft rotates, first is outstanding
Arm beam piezoelectric vibrator and the second cantilever beam piezoelectric vibrators are diametrically mutually collided.
Preferably, first cantilever beam piezoelectric vibrators are identical with the structure of the second cantilever beam piezoelectric vibrators, both of which by
The potsherd and substrate being pasted together are formed.
Preferably, the quantity of first cantilever beam piezoelectric vibrators and the second cantilever beam piezoelectric vibrators is six.
Preferably, the bonnet and protecgulum are connected by screw with cylinder.
Preferably, the clutch shaft bearing and second bearing are located at the center of protecgulum and bonnet respectively.
Preferably, the flabellum t shape.
Due to the utilization of above-mentioned technical proposal, the utility model has following advantages compared with prior art：
The disc type piezoelectric generating device of the utility model, its compact overall structure, the space of occupancy is small, and holds
Easily arrangement is powered to sensor and other microelectronic components out of doors, is had higher practicality, is met actual
Use demand.
Brief description of the drawings
Accompanying drawing 1 is structural representation of the present utility model；
Accompanying drawing 2 is to omit structural representation of the present utility model after protecgulum；
The structural representation that accompanying drawing 3 is cylinder and the first cantilever beam piezoelectric vibrators are connected；
Accompanying drawing 4 is the structural representation that rotary shaft is connected with the first cantilever beam piezoelectric vibrators and flabellum；
Wherein：1st, sleeve；2nd, protecgulum；3rd, bonnet；4th, clutch shaft bearing；5th, second bearing；6th, rotary shaft；7th, flabellum；8th, make pottery
Ceramics；9th, substrate.
Embodiment
Below in conjunction with the accompanying drawings and specific embodiment the utility model is described in further detail.
A kind of disc type piezoelectric generating device described in the utility model as shown in accompanying drawing 1-4, including sleeve 1, first
Cantilever beam piezoelectric vibrators, protecgulum 2, bonnet 3, clutch shaft bearing 4, second bearing 5, rotary shaft 6, the cantilever beam piezoelectricity of flabellum 7 and second
Oscillator；Multiple first cantilever beam piezoelectric vibrators are circumferentially distributed with the inner side of the sleeve 1；The front end of the sleeve 1 is with after
End is respectively equipped with protecgulum 2 and bonnet 3；Clutch shaft bearing 4 and second bearing 5 are separately installed with the protecgulum 2 and bonnet 3；It is described
The side of rotary shaft 6 sequentially passes through clutch shaft bearing 4, sleeve 1 and second bearing 5 and is arranged on protecgulum 2 and bonnet 3；The rotation
One end of axle 6 is circumferentially provided with multiple flabellums 7, and the other end circumferentially shakes to being provided with multiple second cantilever beam piezoelectricity
Son；The multiple first cantilever beam piezoelectric vibrators and multiple second cantilever beam piezoelectric vibrators to staggering respectively, and rotate in circumference
When axle 6 rotates, the first cantilever beam piezoelectric vibrators and the second cantilever beam piezoelectric vibrators are diametrically mutually collided；First cantilever
The structure of beam piezoelectric vibrator and the second cantilever beam piezoelectric vibrators is identical, and both of which is by the potsherd 8 and the structure of substrate 9 that are pasted together
Into；The quantity of first cantilever beam piezoelectric vibrators and the second cantilever beam piezoelectric vibrators is six；The bonnet 3 and protecgulum 2
It is connected by screw with cylinder 1；The clutch shaft bearing 4 and second bearing 5 are located at the center of protecgulum 2 and bonnet 3 respectively；Institute
State the t shape of flabellum 7.
Implement one：
The quantity of the first cantilever beam piezoelectric vibrators and the second cantilever beam piezoelectric vibrators is six in the present embodiment, and flabellum
Quantity is five；When the utility model is placed on into external environment condition, under the action of the forces of the wind, flabellum starts to revolve the utility model
Turn, so as to drive rotary shaft to be rotated under the support of clutch shaft bearing and second bearing, six second cantilever beam pressures in rotary shaft
Electric tachometer indicator starts to rotate simultaneously, and now six on sleeve piece, first cantilever beam piezoelectric vibrators remain stationary as, rotary shaft and sleeve
On the first cantilever beam piezoelectric vibrators and the second cantilever beam piezoelectric vibrators mutually collision occurs, then shaken under mutual collision
It is dynamic, potsherd in the first cantilever beam piezoelectric vibrators and the second cantilever beam piezoelectric vibrators because direct piezoelectric effect produces electric energy, by
Rotating in the utility model and be mounted with cantilever beam piezoelectric vibrators respectively on sleeve, thus be obviously improved generating efficiency, this
Sample can easily be just powered to sensor and other microelectronic components out of doors to arrangement.
Increase in the case of it can in addition contain allow in space the first cantilever beam piezoelectric vibrators on rotary shaft and sleeve and
The quantity of second cantilever beam piezoelectric vibrators, further lifts generating efficiency.
The first cantilever beam piezoelectric vibrators and the second cantilever beam piezoelectric vibrators wherein in rotary shaft and sleeve are diametrically
Overlap distance can not be too big, and blocking case not so can occur, while overlap distance also can not be too small, and otherwise exciting force is inadequate.
Disc type piezoelectric generating device of the present utility model, its compact overall structure, the space of occupancy is small, and easily right
Arrangement is powered to sensor and other microelectronic components out of doors, is had higher practicality, is met actual make
Use demand.
It the above is only concrete application example of the present utility model, do not form any limit to the scope of protection of the utility model
System.All technical schemes formed using equivalent transformation or equivalent replacement, all fall within the utility model rights protection scope it
It is interior.
Claims (6)
- A kind of 1. disc type piezoelectric generating device, it is characterised in that：Including sleeve, the first cantilever beam piezoelectric vibrators, protecgulum, after Lid, clutch shaft bearing, second bearing, rotary shaft, flabellum and the second cantilever beam piezoelectric vibrators；The inner side of the sleeve is circumferentially divided It is furnished with multiple first cantilever beam piezoelectric vibrators；The front-end and back-end of the sleeve are respectively equipped with protecgulum and bonnet；The protecgulum and After cover and be separately installed with clutch shaft bearing and second bearing；The rotary shaft side sequentially passes through clutch shaft bearing, sleeve and Two bearings are arranged on protecgulum and covered with after；One end of the rotary shaft is circumferentially provided with multiple flabellums, and the other end is along circle Multiple second cantilever beam piezoelectric vibrators circumferentially are installed；The multiple first cantilever beam piezoelectric vibrators and multiple second cantilever beam pressures Electric tachometer indicator in circumference to staggering respectively, and when rotary shaft rotates, the first cantilever beam piezoelectric vibrators and the second cantilever beam piezoelectric vibrators Diametrically mutually collision.
- 2. disc type piezoelectric generating device according to claim 1, it is characterised in that：First cantilever beam piezoelectric vibrators Identical with the structure of the second cantilever beam piezoelectric vibrators, both of which is made up of the potsherd and substrate being pasted together.
- 3. disc type piezoelectric generating device according to claim 2, it is characterised in that：First cantilever beam piezoelectric vibrators Quantity with the second cantilever beam piezoelectric vibrators is six.
- 4. the disc type piezoelectric generating device according to claim 1, it is characterised in that：The bonnet and protecgulum pass through Screw is connected with cylinder.
- 5. disc type piezoelectric generating device according to claim 1, it is characterised in that：The clutch shaft bearing and second bearing Respectively at the center of protecgulum and bonnet.
- 6. the disc type piezoelectric generating device according to claim 1 or 3, it is characterised in that：The flabellum t shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621415142.5U CN206743126U (en) | 2016-12-22 | 2016-12-22 | A kind of disc type piezoelectric generating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621415142.5U CN206743126U (en) | 2016-12-22 | 2016-12-22 | A kind of disc type piezoelectric generating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206743126U true CN206743126U (en) | 2017-12-12 |
Family
ID=60555737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621415142.5U Expired - Fee Related CN206743126U (en) | 2016-12-22 | 2016-12-22 | A kind of disc type piezoelectric generating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206743126U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106602929A (en) * | 2016-12-22 | 2017-04-26 | 苏州市职业大学 | Disc-type piezoelectric power generation device |
-
2016
- 2016-12-22 CN CN201621415142.5U patent/CN206743126U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106602929A (en) * | 2016-12-22 | 2017-04-26 | 苏州市职业大学 | Disc-type piezoelectric power generation device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171212 Termination date: 20181222 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |