Embodiment
For the purpose, technical scheme and the advantage that make the embodiment of the invention clearer, below in conjunction with the accompanying drawing in the embodiment of the invention, technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.
The flow chart of a kind of energy storage method that Fig. 1 provides for the embodiment of the invention.As shown in Figure 1, the executive agent of the energy storage method of present embodiment is an energy storage device.The energy storage method of present embodiment specifically can comprise the steps:
Step 100, when noise waves acts on the vibrating diaphragm capacitor of acoustic-electric conversion equipment, energy storage device is collected because the electric energy that the effect of noise waves produces from the vibrating diaphragm capacitor;
Generally, all be provided with large-scale vibrating diaphragm capacitor in the acoustic-electric conversion equipment.For example Fig. 2 is the internal structure schematic diagram of electret microphone (microphone).As shown in Figure 2, there is a vibrating diaphragm capacitor of being made up of vibrating diaphragm 1 and pole plate 2 in the inside of this electret microphone.Be filled with electric charge on the vibrating diaphragm 1, and be a plastic film, be subjected to the effect of sound pressure when vibrating diaphragm 1, vibrating diaphragm 1 will produce vibration, thereby changed the distance between vibrating diaphragm 1 and the pole plate 2, just changed the distance between two pole plates of vibrating diaphragm capacitor, thereby the variation that has produced a Δ L, therefore as can be known, must produce the variation of a Δ C by following formula (1).Know again in conjunction with formula (2) that again because the variation of Δ C, charging charge amount Q is again changeless, therefore certainly lead to the variation of a Δ V.
C=ε·S/L (1)
C=Q/V (2)
Wherein ε is a dielectric constant.S represents the relative area of last bottom crown of vibrating diaphragm capacitor, and L is the distance between the last bottom crown.C is the electric capacity of vibrating diaphragm capacitor, and V represents the voltage between the last bottom crown of vibrating diaphragm capacitor, and Q represents the quantity of electric charge on the bottom crown.
Step 101, energy storage device are stored electric energy.
In the present embodiment, energy storage device can be connected with pole plate with the vibrating diaphragm (another pole plate that is equivalent to the vibrating diaphragm capacitor) of vibrating diaphragm capacitor respectively by two conductive electric wires, when being subjected to the noise waves effect between the vibrating diaphragm of vibrating diaphragm capacitor and the pole plate and producing voltage difference, energy storage device just can collect the electric energy of this part voltage difference correspondence from the vibrating diaphragm capacitor by two conductive electric wires, and the principle that adopts similar accumulators store electric energy then is with this part power storage.
The application scenarios of the technical scheme of the embodiment of the invention is in public places such as subway, market.When noise waves was big, sound pressure acted on the vibrating diaphragm of the vibrating diaphragm capacitor in the acoustic-electric conversion equipment.Because vibrating diaphragm adopts plastic film, the effect vibrating diaphragm that is subjected to sound pressure can produce vibration, thereby produces voltage between the vibrating diaphragm of vibrating diaphragm capacitor and pole plate (promptly going up bottom crown), thus the generation electric energy.This moment, energy storage device can be collected this electric energy that produces owing to noise waves from this vibrating diaphragm capacitor, and this electric energy is stored.
The acoustic-electric conversion equipment of present embodiment can be microphone etc.
The energy storage method of present embodiment by on the vibrating diaphragm capacitor that acts on the acoustic-electric conversion equipment when noise waves the time, is collected because the electric energy that the effect of noise waves produces from the vibrating diaphragm capacitor; Electric energy is stored.Adopt the technical scheme of present embodiment, can on the vibrating diaphragm capacitor because the electric energy that the effect of noise waves produces reclaims effectively, reduce the waste of the energy.
Need to prove, energy storage device in the step 100 in the foregoing description is collected because the electric energy that the effect of noise waves produces specifically comprises from the vibrating diaphragm capacitor: energy storage device is collected because the electric energy that the effect of noise waves produces from the last bottom crown of vibrating diaphragm capacitor.
Need to prove, after the step 101 of the foregoing description, can also comprise: energy storage device will electric energy stored charge in the electronic equipment in step 101.
Particularly, this technical scheme is utilized the electric energy that reclaims effectively again.For example control can be charged into electric energy stored in the electronic equipments such as mobile phone, MP3.Here be example to charge in the mobile phone, for example when the acoustic-electric conversion equipment was microphone, promptly can utilize this microphone was this cell-phone charging.When being in particular noise waves around the microphone and acting on microphone, the sound pressure that the vibrating diaphragm capacitor that is provided with in the microphone is subjected to noise waves produces deformation, thereby produces voltage between the vibrating diaphragm of vibrating diaphragm capacitor and pole plate, thereby produces electric energy.This energy storage device is stored this electric energy, and can also further this electric energy be charged in the mobile phone.
Need to prove, on the basis of the technical scheme of the foregoing description, electric energy stored is charged in the process in the electronic equipment, can also comprise process in the electronic equipment that electric energy stored the is charged into control of charging.For example can control this energy storage device to the charging current of this electronic equipment charging etc., to guarantee that charging process can not damage electronic equipment.
Need to prove that in the present embodiment, the acoustic-electric conversion equipment can be the acoustic-electric conversion equipment such as the microphone of electronic equipments such as mobile phone, MP3.But the energy storage method of the foregoing description needs this electronic equipment to be under the holding state, and promptly the acoustic-electric conversion equipment can not be under the normal operating conditions.After for example when mobile phone is in running order, the signal of telecommunication that microphone also needs to produce offers the baseband chip of mobile phone and handles as useful signal, is cell-phone charging and can not collect electric energy this moment.
Adopt this technical scheme, realized to utilize the electric energy of collection that mobile phone is charged, improve the flying power of mobile phone, and can accomplish the environmental protection charging.
The structural representation of a kind of energy storage device that Fig. 3 provides for the embodiment of the invention.As shown in Figure 3, the energy storage device of present embodiment specifically can comprise: collection module 10 and memory module 11.
Wherein collection module 10 is used for when noise waves acts on the vibrating diaphragm capacitor of acoustic-electric conversion equipment, collects because the electric energy that the effect of noise waves produces from the vibrating diaphragm capacitor.Memory module 11 is connected with collection module 10, and memory module 11 is used for the electric energy that collection module 10 is collected is stored.
The energy storage device of present embodiment, by adopting above-mentioned collection module 10 and memory module 11 to realize that the realization mechanism of method of stored energys is identical with the implementation procedure of above-mentioned correlation technique embodiment, can not repeat them here with reference to the record of above-mentioned correlation technique embodiment in detail.
The energy storage device of present embodiment is realized collecting because the electric energy of the effect generation of described noise waves from described vibrating diaphragm capacitor by on the vibrating diaphragm capacitor that acts on the acoustic-electric conversion equipment when noise waves the time by adopting above-mentioned module; Described electric energy is stored.Adopt the technical scheme of the embodiment of the invention, can on the vibrating diaphragm capacitor because the electric energy that the effect of noise waves produces reclaims effectively, reduce the waste of the energy.
The structural representation of the another kind of energy storage device that Fig. 4 provides for the embodiment of the invention.As shown in Figure 4, the energy storage device of present embodiment can also comprise on above-mentioned basis embodiment illustrated in fig. 3: charging module 12.
Charging module 12 is connected with memory module 11, and charging module 12 is used for memory module 11 electric energy stored are charged into electronic equipment.
Further.The energy storage device of present embodiment can also comprise control module 13, and this control module 13 is connected with charging module 12, and this control module 13 is used for charging module 12 is the control of charging of the process of electronic equipment charging.For example this control module 13 can be controlled the charging current of 12 pairs of this electronic equipment chargings of this charging module etc.This control module 13 can realize for adopting CPU in actual applications.
Further, collection module 10 specifically can be used for when noise waves acts on the vibrating diaphragm capacitor of acoustic-electric conversion equipment in the present embodiment, from the vibrating diaphragm of vibrating diaphragm capacitor with pole plate collects because the electric energy that the effect of noise waves produces.
The energy storage device of present embodiment realizes that by adopting above-mentioned module the realization mechanism of method of stored energy is identical with the realization mechanism of above-mentioned correlation technique embodiment, can not repeat them here with reference to the record of above-mentioned correlation technique embodiment in detail.
The energy storage device of present embodiment has been realized utilizing the electric energy of collection that electronic equipment is charged by adopting above-mentioned module, improves the flying power of electronic equipment, and can accomplish the environmental protection charging.
Device embodiment described above only is schematic, wherein the unit as the separating component explanation can or can not be physically to separate also, the parts that show as the unit can be or can not be physical locations also, promptly can be positioned at a place, perhaps also can be distributed at least two network element.Can select wherein some or all of module to realize the purpose of present embodiment scheme according to the actual needs.Those of ordinary skills promptly can understand and implement under the situation of not paying performing creative labour.
A kind of use scene graph of the energy storage device that provides of the embodiment of the invention is provided Fig. 5.As shown in Figure 5, in the present embodiment, utilize energy storage device 30 vibrating diaphragm capacitor from microphone 20 to collect electric energy, and this energy storage device 30 can utilize the electric energy of collection to be battery of mobile phone 40 chargings.Implementation can not repeat them here with reference to the record of above-mentioned related embodiment particularly.
Wherein the energy storage device in the present embodiment 30 can adopt above-mentioned Fig. 3 or energy storage device shown in Figure 4.As shown in Figure 5, be example with this energy storage device 30 for energy storage device shown in Figure 4 in the present embodiment, can not repeat them here with reference to above-mentioned record embodiment illustrated in fig. 4 in detail.As shown in Figure 5, the circuit diagram in the indicated frame of microphone 20 is represented the cut-away view of microphone, can not repeat them here with reference to prior art in detail.
Adopt such scheme, can realize utilizing the electric energy of collection that mobile phone is charged, improve the flying power of mobile phone, and can accomplish the environmental protection charging.
It should be noted that at last: above embodiment only in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to previous embodiment the present invention is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of various embodiments of the present invention technical scheme.