CN108448933A - A kind of energy regenerating and conversion storage device based on piezoelectric material - Google Patents
A kind of energy regenerating and conversion storage device based on piezoelectric material Download PDFInfo
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- CN108448933A CN108448933A CN201810350487.4A CN201810350487A CN108448933A CN 108448933 A CN108448933 A CN 108448933A CN 201810350487 A CN201810350487 A CN 201810350487A CN 108448933 A CN108448933 A CN 108448933A
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 35
- 239000000463 material Substances 0.000 title claims abstract description 34
- 230000001172 regenerating effect Effects 0.000 title claims abstract description 29
- 238000006073 displacement reaction Methods 0.000 claims abstract description 36
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 31
- 238000004146 energy storage Methods 0.000 claims abstract description 15
- 229910000831 Steel Inorganic materials 0.000 claims description 46
- 239000010959 steel Substances 0.000 claims description 46
- 230000009977 dual effect Effects 0.000 claims description 14
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 8
- 229910052802 copper Inorganic materials 0.000 claims description 8
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- 238000000465 moulding Methods 0.000 claims description 4
- 238000004064 recycling Methods 0.000 claims description 4
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- 238000011084 recovery Methods 0.000 description 6
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
- H02N2/18—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing electrical output from mechanical input, e.g. generators
- H02N2/186—Vibration harvesters
- H02N2/188—Vibration harvesters adapted for resonant operation
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- General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
Abstract
The present invention relates to a kind of energy regenerating based on piezoelectric material and conversion storage devices, including：One pedestal；One noncontact driving component, the noncontact driving component are arranged above pedestal, at least one piezoelectric transducer device are arranged between the noncontact driving component, energy storage device is provided in the piezoelectric transducer device；An and displacement drive component, the displacement drive component is set to above noncontact driving component, the outer end of the displacement drive component is force side, for making noncontact driving component generate displacement in the vertical direction by the stress of force side, the energy of generation is stored in after piezoelectric transducer device converts in energy storage device；The present invention realizes the conversion and storage for the energy for causing axially to oppress under external force, and effect is good, efficient, easy to install to be dismantled, is wide using range.
Description
Technical field
The present invention relates to the field of electronic material application more particularly to a kind of energy regeneratings and conversion based on piezoelectric material
Storage device.
Background technology
There is the energy of diversified forms in natural environment, usually obtaining energy from ambient enviroment using a kind of system
And the process for being translated into available energy is called energy regenerating.Mechanical oscillation in the natural environment exist almost everywhere,
The result of study of current ongoing Energy Recovery Technology shows that it is practicable that energy is obtained from mechanical oscillation.
Vibration energy regeneration technical research at present is broadly divided into 3 types：
1) vibration mechanical energy is converted to the electromagnetic type of electric energy using electromagnet transduction device；
2) vibration mechanical energy is converted into the electrostatic of electric energy using electrostatic generator；
3) vibration mechanical energy is converted to the piezoelectric type of electric energy using the piezoelectric effect of piezoelectric material.
Compared with electrostatic and electromagnetic type, piezoelectric type can reach relatively high power density.In addition, piezoelectric type energy returns
Receiving apparatus is easy to the system integration and micromation, this point is most important in MEMS due to simple in structure.And piezoresistive material
Expect energy recycle device present Research present at present mainly for following three aspect：
1) efficiently mechanical-electric coupling operating mode research：Another method for improving energy recovery efficiency is using more efficiently
Coupling work mode；
2) vibration extraction structural research：Rectangular piezoelectric cantilever beam is most common vibration extraction structure in energy recycle device
Form；
3) bilayer or multilayer piezoelectric structure research：The dischargeable capacity that piezoelectrics can be improved, to realize that small size height recycles
The piezoelectric energy recovery system of efficiency.Mainly there is the piezoelectric structure of 3 kinds of forms:Homogeneity piezoelectric bimorph, i.e., it is mutual by 2 piezoelectric patches
Mutually stick together the cantilever beam of composition；Common piezoelectric bimorph, i.e. 2 piezoelectric patches are affixed on the cantilever beam of 1 non-piezoelectric material
Upper and lower surface；Piezoelectric monocrystal sheet, i.e. 1 piezoelectric patches are affixed on the cantilever beam of 1 non-piezoelectric material.
The moulding of recent piezoelectric material energy recycle device is largely using cantilever beam or similar cantilever beam vibration
The modeling structure mode of piezoelectric patches is pasted on acting body surface, although this structure achieves certain success, but due to cantilever
Beam rigidity itself is very big, Oscillation Amplitude is small causes energy recovery efficiency to have certain limitation, and during vibration
Cantilever beam can cause piezoelectric patches to be easily separated from beam body of splitting, service life with piezoelectric patches in the otherness for being bonded contact position strain
It shortens.
Based on this, need a kind of to make that energy recovery function is easier, sensitive, efficient and suitable application area is more rich based on pressure
The energy regenerating and conversion storage device of electric material are devised.
Invention content
The purpose of the invention is to overcome the deficiencies in the prior art, and obtaining one kind keeps energy recovery function easier, clever
Quick, efficient and suitable application area more rich energy regenerating and conversion storage device based on piezoelectric material.
The present invention is achieved through the following technical solutions：
The first aspect of the present invention is related to a kind of energy regenerating based on piezoelectric material and conversion storage device, including：
One pedestal；
One noncontact driving component, the noncontact driving component are arranged above pedestal, the noncontact driving component
Between at least one piezoelectric transducer device is set, be provided with energy storage device in the piezoelectric transducer device；And
One displacement drive component, the displacement drive component are set to above noncontact driving component, the displacement drive
The outer end of component is force side, for making noncontact driving component generate displacement in the vertical direction by the stress of force side,
The energy of generation is stored in after piezoelectric transducer device converts in energy storage device.
On the basis of energy regenerating based on piezoelectric material and conversion storage device described in first aspect, example of the present invention
The second aspect shown is that the displacement drive component includes upper steel plate, and the upper steel plate is detachable with noncontact driving component
The support plate being fixedly connected.
On the basis of energy regenerating based on piezoelectric material and conversion storage device described in first aspect, example of the present invention
The third aspect shown is that the pedestal is lower steel plate, and the lower steel plate is to be detachably fixed the connection connecting with device mounting surface
Plate.
On the basis of energy regenerating based on piezoelectric material and conversion storage device described in the third aspect, example of the present invention
The fourth aspect shown is that the lower steel plate is N-shaped structure, and the lower end outer rim of N-shaped structure is extended outward mounting leg,
On mounting leg and N-shaped structure mounting hole is provided on the mounting surface of mounting device.
On the basis of energy regenerating based on piezoelectric material and conversion storage device described in first aspect, example of the present invention
The 5th aspect shown is that the noncontact driving component includes at least one noncontact driving unit, the noncontact driving list
Member includes connection mobile jib, and the connection mobile jib both ends are detachably fixed respectively to be connected on pedestal and displacement drive component, described
The bulge loop of integrated molding is provided on connection mobile jib, the bulge loop upper end is provided with dual spring and connects block, and the dual spring connects block
Vertically up it is disposed with the first spring being respectively sleeved on connection mobile jib, even block and second spring, described the
One spring and bulge loop upper end abut, and the lower face of the second spring and displacement drive component abuts, so that the first spring and the
Two springs are in compressive state, and piezoelectric transducer device is provided between the bulge loop lower end and pedestal.
On the basis of energy regenerating based on piezoelectric material and conversion storage device described in the 5th aspect, example of the present invention
The 6th aspect shown is that the connection mobile jib is provided at both ends with thread segment, is provided on pedestal and displacement drive component and screw thread
The corresponding thread groove of section, the connection mobile jib are threaded togather with pedestal, displacement drive component respectively by thread segment.
On the basis of energy regenerating based on piezoelectric material and conversion storage device described in the 5th aspect, example of the present invention
The 7th aspect shown is that the lower end of the connection mobile jib runs through pedestal and bulge loop is abutted with pedestal, the lower end of the connection mobile jib
It is vertically arranged with hard spring and the first nut down, first nut is tightened on the lower end of connection mobile jib by screw thread
Portion simultaneously makes hard spring be abutted with the formation of the lower surface of pedestal.
On the basis of energy regenerating based on piezoelectric material and conversion storage device described in the 5th aspect, example of the present invention
The eighth aspect shown is that piezoelectric transducer device is additionally provided between the bulge loop and the first spring, the piezoelectric transducer device with
Rigid gasket is additionally provided between first spring.
On the basis of energy regenerating based on piezoelectric material and conversion storage device described in the 5th aspect, example of the present invention
The 9th aspect shown is that piezoelectricity recycling is additionally provided between the second spring upper end and displacement drive component, and the piezoelectricity turns
It is additionally provided with steel plate washer between changing device and second spring, is additionally provided between the piezoelectric transducer device and displacement drive component
Second nut, second nut are tightened on the upper end of connection mobile jib by screw thread.
On the basis of energy regenerating based on piezoelectric material and conversion storage device described in first aspect, example of the present invention
The tenth aspect shown is that the piezoelectric transducer device is alternately stacked two-by-two by four piezoelectric patches and three pieces copper sheet, and two-by-two
All ground connection, cathode are all connected on rectification circuit to the anode of the unilateral electrode homopolarity of opposite piezoelectricity, the piezoelectric patches and copper sheet
On, the rectification circuit connects the energy storage device for converting mechanical energy to electric energy.
Compared with prior art, the beneficial effects of the invention are as follows：The present invention by using spring block with extraneous vibration and
Axial vibration or by one pressure of effect when directly oppressing in piezoelectric patches, so that it is generated pressure energy, electric energy conversion and storage, to real
The conversion and storage of the energy for causing structural vibration under external force are showed, while having realized and causing axial direction under external force
The conversion and storage of the energy of compressing, effect is good, efficient, easy to install to be dismantled, is wide using range.
Description of the drawings
Fig. 1 is the structure front schematic view of the embodiment of the present invention 1；
Fig. 2 is the texture edge schematic diagram of the embodiment of the present invention 1；
Fig. 3 is the schematic diagram of piezoelectric transducer device 5 in the present invention；
Fig. 4 is the positive structure schematic of upper steel plate 1 in the embodiment of the present invention 1；
Fig. 5 is the vertical view of Fig. 4；
Fig. 6 is the positive structure schematic of lower steel plate 2 in the embodiment of the present invention 1；
Fig. 7 is the vertical view of Fig. 6；
Fig. 8 is the structural schematic diagram that dual spring connects block 6 in the present invention；
Fig. 9 is the structural schematic diagram that mobile jib 3 is connected in the present invention；
Wherein, reference numeral is：
1, upper steel plate, 2, lower steel plate, 3, connection mobile jib, 3-1, bulge loop, the 4, first nut, 5, piezoelectric transducer device, 5-1,
Piezoelectric patches, 5-2, copper sheet, 5-3, rectification circuit, 5-4, energy storage device, 6, dual spring connect block, 6-1, even block, 6-2, the first spring,
6-3, second spring, 7, hard spring, 8, steel plate washer, the 9, second nut.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
The present invention provides a kind of energy regenerating based on piezoelectric material and conversion storage devices, including：
One pedestal；
One noncontact driving component, the noncontact driving component are arranged above pedestal, the noncontact driving component
Between at least one piezoelectric transducer device 5 is set, energy storage device 5-4 is provided in the piezoelectric transducer device 5；And
One displacement drive component, the displacement drive component are set to above noncontact driving component, the displacement drive
The outer end of component is force side, for making noncontact driving component generate displacement in the vertical direction by the stress of force side,
The energy of generation is stored in after the conversion of piezoelectric transducer device 5 in energy storage device 5-4.
When it is implemented, the displacement drive component includes upper steel plate 1, the upper steel plate 1 is and noncontact driving component
It is detachably fixed the support plate of connection.
When it is implemented, the pedestal is lower steel plate 2, the lower steel plate 2 is to be detachably fixed to connect with device mounting surface
Connecting plate.
When it is implemented, the lower steel plate 2 is N-shaped structure, the lower end outer rim of N-shaped structure is extended outward installation
It is provided with mounting hole on the mounting surface of mounting device in stabilizer blade, mounting leg and N-shaped structure, in order to connect with other platform structures
It connects.
When it is implemented, the noncontact driving component includes at least one noncontact driving unit, the non-contact drive
Moving cell includes connection mobile jib 3 (as shown in Figure 9), and 3 both ends of connection mobile jib are detachably fixed respectively is connected to pedestal and position
Move in drive member, be provided on the connection mobile jib 3 integrated molding the upper ends bulge loop 3-1, the bulge loop 3-1 be provided with it is double
Spring connects block 6 (as shown in Figure 8), and the dual spring, which connects block 6 and is vertically up disposed with, is respectively sleeved at connection master
The first spring 6-2, even block 6-1 and second spring 6-3, the first spring 6-2 and the upper ends bulge loop 3-1 on bar 3 abut, described
The lower face of second spring 6-3 and displacement drive component abuts, so that the first spring 6-2 and second spring 6-3 is in compression shape
State is provided with piezoelectric transducer device 5 between the lower ends the bulge loop 3-1 and pedestal.
When it is implemented, the connection mobile jib 3 is provided at both ends with thread segment, be provided on pedestal and displacement drive component with
The corresponding thread groove of thread segment, the connection mobile jib 3 are threaded in pedestal, displacement drive component respectively by thread segment
Together.
When it is implemented, the lower end of the connection mobile jib 3 runs through pedestal and bulge loop 3-1 is abutted with pedestal, the connection master
The lower end of bar 3 is vertically arranged with hard spring 7 and the first nut 4 down, and first nut 4 is tightened on company by screw thread
It connects the lower end of mobile jib 3 and hard spring 7 is made to be formed with the lower surface of pedestal and abut.
When it is implemented, being additionally provided with piezoelectric transducer device 5, the piezoelectricity between the bulge loop 3-1 and the first spring 6-2
It is additionally provided with rigid gasket 8 between conversion equipment 5 and the first spring 6-2.
When it is implemented, piezoelectricity recycling is additionally provided between the upper ends the second spring 6-3 and displacement drive component, it is described
Steel plate washer 8, the piezoelectric transducer device 5 and displacement drive component are additionally provided between piezoelectric transducer device 5 and second spring 6-3
Between be additionally provided with the second nut 9, second nut 9 is tightened on the upper end of connection mobile jib 3 by screw thread.
In the above-mentioned technical solutions, setting steel plate washer 8 is to prevent piezoelectric ceramics from being damaged by spring point friction, a stroke shifting
Bad, it is the dress that two smaller slinky springs of rigidity are respectively welded at a ponderable bloom both sides that the dual spring, which connects block 6,
It sets, when attached body structure is by extraneous vibration, weight block, which is affected under two spring constraints, does vertical direction simple harmonic oscillation,
The pressure transmission of weight is ultimately transferred to piezoelectric transducer device 5 by spring to steel plate washer 8, realizes mechanical energy, the dress of electric energy changes, from
And it stores and recovers energy.
When it is implemented, as shown in figure 3, the piezoelectric transducer device 5 is by four piezoelectric patches 5-1 and three pieces copper sheet 5-2 two
Two alternately stack, and the electrode homopolarity in the faces piezoelectric patches 5-1 facing each other, the anode of the piezoelectric patches 5-1 and copper sheet 5-2
All ground connection, cathode are all connected on rectification circuit 5-3, and the rectification circuit 5-3 connections are for converting mechanical energy to electric energy
Energy storage device 5-4, in the case of the active force of spring force, piezoelectric material initial state have precompression but do not reach release electricity
Lotus critical value, when piezoelectric material is acted on increase by external pressure and reaches critical value, piezoelectric material can discharge charge, you can
Realize electric energy storage recycling.
Embodiment 1：
As depicted in figs. 1 and 2, mobile jib 3, eight nuts, ten are connected using one piece of 1, one piece of upper steel plate lower steel plate 2, four
Two piezoelectric transducer devices, 5, four dual springs connect 6 vibrating device of block, four hard springs 7 and eight steel plate washers 8 and assemble, even
It connects mobile jib 3 and sequentially passes through upper steel plate 1, the second nut 9, piezoelectric transducer device 5, dual spring and connect block 6, steel plate washer 8, piezoelectricity converting means
It sets 5, piezoelectric transducer device 5, lower steel plate 2, hard spring 7 and the first nut 4 and all components is concatenated into an entirety, the two of lower part
A piezoelectric transducer device 5 is separated by the bulge loop 3-1 of connection mobile jib 3, and for each noncontact driving unit, dual spring connects block 6, two
A piezoelectric transducer device 5, nut, two steel plate washers 8 constitute structural vibration energy regenerating part；The upper lower steel plate 2 is each to be beaten
Four holes, upper steel plate 1 be the threaded hole do not punched so as to connect 3 screw thread of mobile jib and be screwed on, 2 four holes of lower steel plate are punched, piezoelectricity
Conversion equipment 5 is made of piezoelectric patches 5-1, conductive copper sheet 5-2, rectification circuit 5-3 and energy storage device 5-4, and anode, which is connected, to be grounded,
Cathode is connected to form connection energy storage device 5-4 after rectification circuit 5-3.
When in use, the mechanical energy that piezoelectric transducer device 5 can absorb and conversion equipment vibrates, moreover it is possible to efficiently use steel
The pressure that plate 1 conducts recycles electric energy to the compression effectiveness that piezoelectric transducer device 5 generates.Wherein, connected 6 pressure of block by dual spring
The piezoelectric transducer device 5 of effect is mainly used for absorbing vibrational energy, when device vibrates, the block 6-1 in dual spring block 6
Understand vertical simple harmonic oscillation, spring force passes to piezoelectric transducer device 5 by steel plate washer 8 at this time, and piezoelectric transducer device 5 produces immediately
Raw electric energy.It is utilized in addition, the piezoelectric transducer device 5 being clipped between connection mobile jib 3 cylinder bulge loop 3-1 and lower steel plate 2 is then main
The pressure that upper steel plate 1 conducts recycles electric energy to the compression effectiveness that piezoelectric transducer device 5 generates, when 1 compression masterpiece of upper steel plate
Used time, pressure are conducted to the piezoelectric transducer device 5 at the position by connecting mobile jib 3, and piezoelectric transducer device 5 is pressurized and discharges immediately
Electric energy.
When it is implemented, specific size is in embodiment 1, upper steel plate 1 uses 200mm wide, thickness for the square of 10mm
The centre-to-centre spacing of steel plate, threaded hole hole depth 6mm, aperture 8mm, adjacent two threaded hole is 140mm, the upper mounting surface of lower steel plate 2
Size is correspondingly arranged with upper steel plate 1, and the threaded hole aperture unlike upper steel plate 1 is 10mm, the lower mounting surface of lower steel plate 2
Elongated end mounting leg length be 30mm.Mounting hole aperture is 6mm, and dual spring, which connects, to be connected the installation aperture of block 6-1 and be in block 6
10mm, thickness 12mm, the length of two springs in its natural state are 40mm, outer diameter 14mm, line footpath 2mm, connection master
The a length of 60mm of bar of the upper ends bar 3 overall length 126mm, bulge loop 3-1 a diameter of 25mm, thickness 6mm, bulge loop 3-1, the upper end of bar is set
The a length of 26mm of bar of the lower end a length of 8mm of diameter for the thread segment set, screw thread a length of 14mm, bulge loop 3-1, the spiral shell of the lower end setting of bar
The a length of 8mm of diameter of line section, a length of 20mm of screw thread.
The present apparatus can use in bridge structure.Bridge is a sufficiently complex structure, is bearing pedestrian, vehicle shifting
The effect of flow assault bridge pier, the effect of wind load, bridge vibration and the machinery generated that is pressurized are also subjected to while dynamic load
It can be recycled by being all laid with the present apparatus on bridge floor, the lamplit electric energy for providing bridge, reduce bridge
The electric wire of beam is arranged.
The present apparatus can also use at coastline edge, and energy recycle device is loaded onto on coast protection slope, recycle wave
The energy of beating device, these energy are very considerable, can alleviate to the pressure in existing power station.It can also avoid simultaneously
Wave acts directly on sandy soil layer, to achieve the effect that coastline is protected to be not subjected to wave erosion damage.
The present apparatus can also be combined with each other with floor tile, occasion more than the people (such as market, airport, the flows of the people such as station are close
The place of collection) it carries out laying " floor tile " that this device is improved, the vibrational energy that stream of people's step is brought can be recycled.This method it is excellent
It puts and is not will produce larger deformation, so that user is not felt as abnormal uncomfortable feeling, and the stream of people can be mitigated
The power supply in intensive place.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement etc., should all be included in the protection scope of the present invention made by within refreshing and principle.
Claims (10)
1. a kind of energy regenerating and conversion storage device based on piezoelectric material, which is characterized in that including：
One pedestal；
One noncontact driving component, the noncontact driving component is arranged above pedestal, between the noncontact driving component
At least one piezoelectric transducer device is set, energy storage device is provided in the piezoelectric transducer device；And
One displacement drive component, the displacement drive component are set to above noncontact driving component, the displacement drive component
Outer end be force side, for making noncontact driving component generate displacement in the vertical direction by the stress of force side, generate
Energy be stored in energy storage device after piezoelectric transducer device converts.
2. a kind of energy regenerating and conversion storage device based on piezoelectric material according to claim 1, it is characterised in that：
The displacement drive component includes upper steel plate, and the upper steel plate is to be detachably fixed the support connecting with noncontact driving component
Plate.
3. a kind of energy regenerating and conversion storage device based on piezoelectric material according to claim 1, it is characterised in that：
The pedestal is lower steel plate, and the lower steel plate is to be detachably fixed the connecting plate connecting with device mounting surface.
4. a kind of energy regenerating and conversion storage device based on piezoelectric material according to claim 3, it is characterised in that：
The lower steel plate is N-shaped structure, and the lower end outer rim of N-shaped structure is extended outward mounting leg, mounting leg and N-shaped knot
On structure mounting hole is provided on the mounting surface of mounting device.
5. a kind of energy regenerating and conversion storage device based on piezoelectric material according to claim 1, it is characterised in that：
The noncontact driving component includes at least one noncontact driving unit, and the noncontact driving unit includes connection mobile jib,
The connection mobile jib both ends are detachably fixed respectively to be connected on pedestal and displacement drive component, is provided on the connection mobile jib
The bulge loop of integrated molding, the bulge loop upper end are provided with dual spring and connect block, the dual spring connect block vertically up according to
It is secondary to be provided with the first spring being respectively sleeved on connection mobile jib, even block and second spring, first spring and bulge loop upper end
It abuts, the lower face of the second spring and displacement drive component abuts, so that the first spring and second spring are in compression shape
State is provided with piezoelectric transducer device between the bulge loop lower end and pedestal.
6. a kind of energy regenerating and conversion storage device based on piezoelectric material according to claim 5, it is characterised in that：
The connection mobile jib is provided at both ends with thread segment, and it is recessed that screw thread corresponding with thread segment is provided on pedestal and displacement drive component
Slot, the connection mobile jib are threaded togather with pedestal, displacement drive component respectively by thread segment.
7. a kind of energy regenerating and conversion storage device based on piezoelectric material according to claim 5, it is characterised in that：
The lower end of the connection mobile jib runs through pedestal and bulge loop is abutted with pedestal, and the lower end of the connection mobile jib vertically covers down
Equipped with hard spring and the first nut, first nut is tightened on the lower end of connection mobile jib by screw thread and makes hard spring and base
The lower surface of seat, which is formed, to abut.
8. a kind of energy regenerating and conversion storage device based on piezoelectric material according to claim 5, it is characterised in that：
It is additionally provided with piezoelectric transducer device between the bulge loop and the first spring, is also set between the piezoelectric transducer device and the first spring
It is equipped with rigid gasket.
9. a kind of energy regenerating and conversion storage device based on piezoelectric material according to claim 5, it is characterised in that：
Piezoelectricity recycling, the piezoelectric transducer device and second spring are additionally provided between the second spring upper end and displacement drive component
Between be additionally provided with steel plate washer, be additionally provided with the second nut between the piezoelectric transducer device and displacement drive component, described
Two nuts are tightened on the upper end of connection mobile jib by screw thread.
10. a kind of energy regenerating and conversion storage device, feature based on piezoelectric material according to claim 1 exist
In：The piezoelectric transducer device is alternately stacked two-by-two by four piezoelectric patches and three pieces copper sheet, and piezoelectric patches facing each other
All ground connection, cathode are all connected on rectification circuit the anode of the electrode homopolarity in face, the piezoelectric patches and copper sheet, the rectified current
Road connects the energy storage device for converting mechanical energy to electric energy.
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| CN201810350487.4A CN108448933A (en) | 2018-04-18 | 2018-04-18 | A kind of energy regenerating and conversion storage device based on piezoelectric material |
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| CN1860623A (en) * | 2003-07-30 | 2006-11-08 | 波音公司 | Strain energy shuttle apparatus and method for vibration energy harvesting |
| WO2015023015A1 (en) * | 2013-08-16 | 2015-02-19 | (주)시드에너텍 | Piezoelectric harvesting system using compression force |
| CN106602931A (en) * | 2017-02-28 | 2017-04-26 | 武汉大学 | Piezoelectric material-based vibration energy recuperation apparatus |
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2018
- 2018-04-18 CN CN201810350487.4A patent/CN108448933A/en not_active Withdrawn
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1860623A (en) * | 2003-07-30 | 2006-11-08 | 波音公司 | Strain energy shuttle apparatus and method for vibration energy harvesting |
| WO2015023015A1 (en) * | 2013-08-16 | 2015-02-19 | (주)시드에너텍 | Piezoelectric harvesting system using compression force |
| CN106602931A (en) * | 2017-02-28 | 2017-04-26 | 武汉大学 | Piezoelectric material-based vibration energy recuperation apparatus |
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