CN205265562U - Little energy power generation facility of electromechanical coupling - Google Patents
Little energy power generation facility of electromechanical coupling Download PDFInfo
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- CN205265562U CN205265562U CN201521087490.XU CN201521087490U CN205265562U CN 205265562 U CN205265562 U CN 205265562U CN 201521087490 U CN201521087490 U CN 201521087490U CN 205265562 U CN205265562 U CN 205265562U
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Abstract
The utility model relates to a little energy power generation facility of electromechanical coupling, the device is including the relative last plate electrode that sets up, bottom electrode board and set up the at least one deck energy acquisition conversion unit between last plate electrode and bottom electrode board, the surface of last plate electrode and bottom electrode board on still be equipped with respectively and encapsulate the resin molding and encapsulate the resin molding under and, wherein, energy acquisition conversion unit cover the conducting layer in the polymer membrane one side including the polymer membrane and the shop that have unsmooth fold structures, polymer membrane does not spread the scope of freedom deposit of covering the conducting layer and have the electric charge layer, the number of piles >= 2 o'clock of energy acquisition conversion unit, still be equipped with the target board between the two adjacent energy acquisition conversion units. Compared with the prior art, the utility model has the advantages that the whole structure is simple it is single, compact, prepare with low costsly, have excellent electromechanical coupling performance, the design flexibility is good, and application range is wide.
Description
Technical field
The utility model belongs to technical field of new energies, relates to a kind of TRT, especially relates to a kind of dynamo-electricMicro-energy source electric generating device is coupled.
Background technology
Energy acquisition, captures also referred to as energy, refers to surrounding environment energy capture and changes the process of electric energy into.And the electric energy obtaining by energy collecting device (being also called micro-capacity generator) is usually used as the energy of low energy-consumption electronic deviceTo realize the self-driven of device. Although, still can utilize traditional battery to provide electric energy to electronic device at present,But work as radio sensing network node huge amount or be placed in remote and ruthless area, or device implantable bioartificialIn buildings, like this since, the replacing of battery will become the expensive work that even may not complete. Therefore,Self-driven one of problem demanding prompt solution instantly that becomes of low energy-consumption electronic device. And from environment micro-energy of harvest energyGenerator provides a possible green power supply solution for self-driven device. In addition, by gathering animalMotion can and convert thereof into electric energy, and then for wild animal monitoring sensor provides the energy, and the human body collectingMotion can be wearable electronic equipment the energy is provided. In principle, micro-capacity generator and macroscopical energy are sent outMotor (for example water conservancy generator) is as broad as long, can collect the discarded energy of tradition but micro-capacity generator refers in particular toSource (for example human motion energy, ambient vibration energy, noise etc.), produces the device of microwatt to milliwatt magnitude electric energy.
Utility model content
The purpose of this utility model is exactly to provide a kind of structure letter in order to overcome the defect that above-mentioned prior art existsThe micro-energy source electric generating device of mechanical-electric coupling single, compact, economical and practical, power output is large.
The purpose of this utility model can be achieved through the following technical solutions:
The micro-energy source electric generating device of a kind of mechanical-electric coupling, this device comprise the electric pole plate that is oppositely arranged, lower electrode plate withAnd be arranged at least one deck energy acquisition converting unit between electric pole plate and lower electrode plate, described electric pole plateWith on the outer surface of lower electrode plate, be also respectively equipped with upper potting resin film and lower potting resin film, wherein, described energyAmount Collect conversion unit comprises that polymeric membrane and the paving with concavo-convex pleated structure overlay in polymeric membrane one sideConductive layer, described polymeric membrane does not spread the scope of freedom of covering conductive layer and deposits charge layer.
The number of plies >=2 o'clock of described energy acquisition converting unit, are also provided with between adjacent two energy acquisition converting unitsIntermediate electrode plate.
The surface density of described charge layer is 0.1-1.0mC/m2。
Described polymeric membrane is polypropylene screen, polycarbonate membrane, polymethyl methacrylate film, fluorinated ethylene propylene (FEP)One in co-polymer membrane or poly tetrafluoroethylene.
Described conductive layer is the one in metal conducting layer, metal alloy conductive layer or organic conductive layers.
Described metal conducting layer is the one in metal aluminium lamination, metal copper layer or metallic silver layer.
Described organic conductive layers is carbon nanotube layer or graphene layer.
The number of plies >=2 o'clock of described energy acquisition converting unit, the polymeric membrane in each energy acquisition converting unitThe charge layer polarity depositing on the scope of freedom is identical.
Described electric pole plate, lower electrode plate and intermediate electrode plate is the one in aluminum electrode plate or copper electrode plate.
In the utility model, described polymeric membrane adopts the techniques such as blowing, curtain coating, plastic uptake or mold pressing to be prepared from;The scope of freedom of described polymeric membrane, in the time of deposited charge, can adopt Corona polar method, contact charging method, implantationEnter method or electron beam injection method completes.
Adopt the micro-energy source electric generating device of the utility model, can realize the conversion between mechanical energy and electric energy, can applyIn intelligent clothing, ambient vibration energy collecting device, biological kinetic energy energy collecting device, acoustoelectric sensor, robot fleshThe field such as skin, intelligence structure, can also be arranged on the body of machine, highway, seat, floor, building etc.In table or body, collect vibrational energy, also can be used for seawave power generation, also wearable in organism for biological motion energyCollect.
Compared with prior art, the utlity model has following characteristics:
1) overall structure is simple, compact, and preparation cost is low, and device has excellent mechanical-electric coupling performance;
2) integral thickness is less, and design flexibility is good, can carry out corresponding structure according to different working conditions and changeEnter, the scope of application is wide, can be applied to intelligent clothing, ambient vibration energy collecting device, biological kinetic energy energy acquisitionThe fields such as device, acoustoelectric sensor, robot skin, intelligence structure;
3) structural design of the micro-energy source electric generating device of the utility model can be transformed into cheap raw material to have heightThe electromechanical transducing material of added value.
Brief description of the drawings
Fig. 1 is the micro-energy source electric generating device structural representation of embodiment 1;
Fig. 2 is the micro-energy source electric generating device structural representation of embodiment 2;
Description of symbols in figure:
1-upper potting resin film, 2-electric pole plate, 3-charge layer, 4-polymeric membrane, 5-conductive layer, 6-lower electrode plate, 7-lower potting resin film, 8-intermediate electrode plate.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is elaborated.
Embodiment 1:
As shown in Figure 1, the micro-energy source electric generating device of a kind of mechanical-electric coupling, this device comprises the electric pole plate being oppositely arranged2, lower electrode plate 6 and be arranged on electric pole plate 2 and lower electrode plate 6 between one deck energy acquisition converting unit,On the outer surface of electric pole plate 2 and lower electrode plate 6, be also respectively equipped with potting resin film 1 and lower potting resin film 7,Wherein, energy acquisition converting unit comprises that polymeric membrane 4 and the paving with concavo-convex pleated structure overlay on polymeric membraneConductive layer 5 in 4 one sides, polymeric membrane 4 does not spread the scope of freedom of covering conductive layer 5 and deposits charge layer 3.
In the present embodiment, the surface density of charge layer 3 is 0.1mC/m2, polymeric membrane 4 is polypropylene screen, conductionLayer 5 is metal aluminium lamination, and electric pole plate 2 is aluminum electrode plate with lower electrode plate 6.
Embodiment 2:
As shown in Figure 2, the micro-energy source electric generating device of a kind of mechanical-electric coupling, this device comprises the electric pole plate being oppositely arranged2, lower electrode plate 6 and be arranged on electric pole plate 2 and lower electrode plate 6 between single to the conversion of two-layer energy acquisitionUnit, two energy acquisition converting units are also provided with intermediate electrode plate 8, the outer surface of electric pole plate 2 and lower electrode plate 6On be also respectively equipped with potting resin film 1 and lower potting resin film 7, wherein, energy acquisition converting unit comprises toolThere are polymeric membrane 4 and the paving of concavo-convex pleated structure to overlay on the conductive layer 5 in polymeric membrane 4 one sides, polymeric membrane4 scope of freedoms that paving is covered conductive layer 5 deposit charge layer 3.
In the present embodiment, the charge layer 3 depositing on the scope of freedom of the polymeric membrane 4 in two energy acquisition converting unitsPolarity is identical, and the surface density of charge layer 3 is 1.0mC/m2, polymeric membrane 4 is polycarbonate membrane, conductive layer 5For metal copper layer, electric pole plate 2 is copper electrode plate with lower electrode plate 6.
Embodiment 3:
(1) first use mould pressing method under 100 DEG C and 2MPa pressure, polypropylene is made to ratPolymeric membrane 4, the thickness of this polymeric membrane 4 is 0.02mm, bossing height is 0.5mm; (2) with trueEmpty evaporation coating method covers the thick conductive layer 5 (being metal aluminium lamination) of 100nm in the one side of polymeric membrane 4; (3) cut outCut the circular film that diameter is 20mm; (4) by do not cover conductive layer 5 facing to anion source (anionConcentration is 5,000,000/cm3) method, make to deposit 0.6mC/m on polymeric membrane 4 scope of freedoms2Charge layer 3;(5) that to be clipped in two thickness be 1mm to the polymeric membrane 4 with negative electrical charge layer 3 step (4) being obtained is upperBetween battery lead plate 2 and lower electrode plate 6; (6) on the outer surface of electric pole plate 2 and lower electrode plate 6, cover respectivelyUpper potting resin film 1 and lower potting resin film 7 (being PET diaphragm); (7) pole plate 2 and lower electricity from power onOn pole plate 6, difference extraction electrode wire, makes the micro-energy power generating device of the present embodiment.
When load resistance is 7.3M ohm, vibration frequency 200Hz, when the virtual value of the power applying is 0.5N, thisThe power output of the micro-energy power generating device of embodiment is 10 μ W.
Embodiment 4:
(1) first polypropylene screen thick 0.02mm has been made at 100 DEG C by vacuum forming method surface protrudingThe polymeric membrane 4 rising, bossing height is 0.5mm; (2) use vacuum deposition method in polymeric membrane 4 one sidesCover the thick conductive layer 5 (being metal aluminium lamination) of 100nm; (3) diaphragm that step (2) obtains is cut into diameter and isTwo circular films of 20mm; (4) scope of freedom of polymeric membrane 4 not being covered to conductive layer 5 is towards negative corona electrode (electricityPole tension-10kV, polarization time 1min), make the scope of freedom of polymeric membrane 4 deposit 0.6mC/m2Negative electrical chargeLayer 3; (5) polymeric membrane 4 with negative electrical charge layer 3 step (4) being obtained is filled out respectively and is located at lower electrode plate 6And between intermediate electrode plate 8, between electric pole plate 2 and intermediate electrode plate 8, wherein, polymeric membrane 4 is with negativeOne of charge layer 3 arranges facing to intermediate electrode plate 8; (6) outer surface with lower electrode plate 6 at electric pole plate 2Cover respectively upper potting resin film 1 and lower potting resin film 7 (being PU diaphragm); (7) from power on pole plate 2,On intermediate electrode plate 8 and lower electrode plate 2, draw respectively wire, and drawing on pole plate 2 and lower electrode plate 6 from power onThe wire going out is shorted together, and makes the micro-energy power generating device of the present embodiment.
When load resistance is 10M ohm, vibration frequency 100Hz, when the virtual value of the power applying is 0.5N, thisThe power output of the micro-energy power generating device of embodiment is 17 μ W.
Embodiment 5:
In the present embodiment, the number of plies of energy acquisition converting unit is 4 layers, the high score in each energy acquisition converting unitCharge layer 3 polarity that deposit on the scope of freedom of sub-film 4 are identical, wherein, and the macromolecule in energy acquisition converting unitFilm 4 is polymethyl methacrylate film, and the surface density of the charge layer 3 on its scope of freedom is 0.5mC/m2, conductionLayer 5 is carbon nanotube layer. All the other are with embodiment 2.
Embodiment 6:
In the present embodiment, the number of plies of energy acquisition converting unit is 4 layers, the high score in each energy acquisition converting unitCharge layer 3 polarity that deposit on the scope of freedom of sub-film 4 are identical, wherein, and the macromolecule in energy acquisition converting unitFilm 4 is FEP fluorinated ethylene propylene copolymer film, and the surface density of the charge layer 3 on its scope of freedom is 0.8mC/m2, conductionLayer 5 is graphene layer. All the other are with embodiment 2.
Embodiment 7:
In the present embodiment, the number of plies of energy acquisition converting unit is 3 layers, the high score in each energy acquisition converting unitCharge layer 3 polarity that deposit on the scope of freedom of sub-film 4 are identical, wherein, and the macromolecule in energy acquisition converting unitFilm 4 is poly tetrafluoroethylene, and the surface density of the charge layer 3 on its scope of freedom is 0.3mC/m2, conductive layer 5 isMetallic silver layer. All the other are with embodiment 2.
Embodiment 8:
In the present embodiment, the number of plies of energy acquisition converting unit is 6 layers, the high score in each energy acquisition converting unitCharge layer 3 polarity that deposit on the scope of freedom of sub-film 4 are identical, wherein, and the macromolecule in energy acquisition converting unitFilm 4 is poly tetrafluoroethylene, and the surface density of the charge layer 3 on its scope of freedom is 0.6mC/m2, conductive layer 5 isKufil conductive layer. All the other are with embodiment 2.
Claims (9)
1. the micro-energy source electric generating device of mechanical-electric coupling, is characterized in that, this device comprises powering on of being oppositely arrangedPole plate (2), lower electrode plate (6) and be arranged on electric pole plate (2) and lower electrode plate (6) between at leastOne deck energy acquisition converting unit, also distinguishes on described electric pole plate (2) and the outer surface of lower electrode plate (6)Be provided with potting resin film (1) and lower potting resin film (7), wherein, described energy acquisition converting unit bagDraw together and there is the polymeric membrane (4) of concavo-convex pleated structure and spread the conductive layer (5) overlaying in polymeric membrane (4) one side,Described polymeric membrane (4) does not spread the scope of freedom of covering conductive layer (5) and deposits charge layer (3).
2. the micro-energy source electric generating device of a kind of mechanical-electric coupling according to claim 1, is characterized in that, described inThe number of plies >=2 o'clock of energy acquisition converting unit, between adjacent two energy acquisition converting units, be also provided with targetPlate (8).
3. the micro-energy source electric generating device of a kind of mechanical-electric coupling according to claim 1, is characterized in that, described inThe surface density of charge layer (3) be 0.1-1.0mC/m2。
4. the micro-energy source electric generating device of a kind of mechanical-electric coupling according to claim 1, is characterized in that, described inPolymeric membrane (4) be that polypropylene screen, polycarbonate membrane, polymethyl methacrylate film, fluorinated ethylene propylene (FEP) are commonOne in polymers film or poly tetrafluoroethylene.
5. the micro-energy source electric generating device of a kind of mechanical-electric coupling according to claim 1, is characterized in that, described inConductive layer (5) be in metal conducting layer (5), metal alloy conductive layer (5) or organic conductive layers (5)A kind of.
6. the micro-energy source electric generating device of a kind of mechanical-electric coupling according to claim 5, is characterized in that, described inMetal conducting layer (5) be the one in metal aluminium lamination, metal copper layer or metallic silver layer.
7. the micro-energy source electric generating device of a kind of mechanical-electric coupling according to claim 5, is characterized in that, described inOrganic conductive layers (5) be carbon nanotube layer or graphene layer.
8. according to the micro-energy source electric generating device of a kind of mechanical-electric coupling described in claim 1 to 7 any one, its featureBe the number of plies >=2 o'clock of described energy acquisition converting unit, the polymeric membrane in each energy acquisition converting unit(4) charge layer (3) polarity depositing on the scope of freedom is identical.
9. according to the micro-energy source electric generating device of a kind of mechanical-electric coupling described in claim 1 to 7 any one, its featureBe, described electric pole plate (2), lower electrode plate (6) and intermediate electrode plate (8) are aluminum electrode plate or copper electricityOne in pole plate.
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| CN201521087490.XU CN205265562U (en) | 2015-12-23 | 2015-12-23 | Little energy power generation facility of electromechanical coupling |
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| CN201521087490.XU CN205265562U (en) | 2015-12-23 | 2015-12-23 | Little energy power generation facility of electromechanical coupling |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114199419A (en) * | 2021-11-09 | 2022-03-18 | 华中科技大学 | Flexible pressure sensor for shielding stretching and bending interference and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114199419A (en) * | 2021-11-09 | 2022-03-18 | 华中科技大学 | Flexible pressure sensor for shielding stretching and bending interference and preparation method thereof |
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