CN106208808A - Noise power generation apparatus and method based on human ossicular chain type conduction - Google Patents

Noise power generation apparatus and method based on human ossicular chain type conduction Download PDF

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CN106208808A
CN106208808A CN201610570535.1A CN201610570535A CN106208808A CN 106208808 A CN106208808 A CN 106208808A CN 201610570535 A CN201610570535 A CN 201610570535A CN 106208808 A CN106208808 A CN 106208808A
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acoustic
unit
end
ossicular chain
vibration
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CN201610570535.1A
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CN106208808B (en
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李惟慷
尚鹏涛
刘华明
杨新乐
任姝
秘旭晴
黄远远
范华东
戴丽
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辽宁工程技术大学
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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02NELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N2/00Electric machines in general using piezo-electric effect, electrostriction or magnetostriction
    • H02N2/18Electric machines in general using piezo-electric effect, electrostriction or magnetostriction producing electrical output from mechanical input, e.g. generators
    • H02N2/186Vibration harvesters
    • H02N2/188Vibration harvesters adapted for resonant operation

Abstract

The invention provides a noise power generation apparatus and method based on human ossicular chain type conduction. The noise power generation apparatus comprises a sound wave receiving unit, a vibration membrane, an artificial human ossicular chain lever unit, an acoustic-electric conversion unit, and a voltage-stabilizing amplification circuit, wherein the output end of the sound wave receiving unit is connected with one end of the artificial human ossicular chain lever unit; the vibration membrane is arranged between the output end of the sound wave receiving unit and one end of the artificial human ossicular chain lever unit; the other end of the artificial human ossicular chain lever unit is connected with the acoustic-electric conversion unit; the output end of the acoustic-electric conversion unit is connected with the input end of the voltage-stabilizing amplification circuit; and the output end of the voltage-stabilizing amplification circuit is connected to a storage battery. According to the noise power generation apparatus, the vibration of the vibration membrane is caused through the received sound wave; then the vibration of the artificial human ossicular chain lever unit is caused; the tail end of the artificial human ossicular chain lever unit is in full contact with a piezoelectric thin film, so that the piezoelectric thin film can generate a positive piezoelectric effect to generate current; and therefore, on the basis of improving the noise utilization rate, a bionics principle is fully utilized, so that the relatively high improvement of the performance of the apparatus is realized.

Description

一种基于人耳骨链式传导的噪音发电装置及方法 Noise generating apparatus and a method based on human ear bone conduction chain

技术领域 FIELD

[0001]本发明属于噪声发电技术领域,具体是一种基于人耳骨链式传导的噪音发电装置及方法。 [0001] The present invention belongs to the technical field of power generation of noise, particularly the noise generator is a device and method for ear bone conduction based chain.

背景技术 Background technique

[0002]随着科技的发展,开发新能源势在必行。 [0002] With the development of technology, the development of new energy sources is imperative. 与此同时,节能减排也成为改善环境问题的热点话题。 At the same time, improve energy conservation has become a hot topic of environmental problems. 噪声作为一种公众环境污染源,影响人们的工作和生活,是世界四大污染之一。 As a public environmental noise pollution, affect people's work and life, it is one of the world's four major pollution. 对噪声污染的治理,传统的做法是在其传播路径上设置隔离或防护,虽然在一定程度上减弱了噪音对人类的危害,但却不能把这部分能量有效利用起来。 Governance of noise pollution, the traditional approach is to set the isolation or protection on its propagation path, although diminished noise harm to humans to some extent, but not this part of the energy efficient use of them. 噪声发电的出现对环境的改善和节能减排产生了重大意义,但是目前的噪声发电对声波能量的利用率都很低。 Noise power appears to improve the environment and energy conservation has had a major significance, but the current noise power utilization of acoustic energy is very low. 如何提高对噪声能量的利用率,成为噪声发电的关键性问题。 How to improve the utilization of the noise energy has become a key issue noise generation.

发明内容 SUMMARY

[0003]本发明的目的在于提供一种基于人耳骨链式传导的噪音发电装置及方法。 [0003] The object of the present invention to provide a device and a method of generating noise based chain ear bone conduction.

[0004]本发明的技术方案是: [0004] aspect of the present invention is:

一种基于人耳骨链式传导的噪音发电装置,其特征在于,包括:声波接收单元、振动膜、仿人耳听骨链杠杆单元、声电转换单元、稳压放大电路; Based on the human ear bone conduction chain noise generator, characterized by comprising: an acoustic wave receiving section, the diaphragm, the lever unit humanoid ear ossicular chain, acoustic-electric conversion unit, the regulator amplification circuit;

所述声波接收单元收集来自自由场中任何方向声波,声波接收单元的输出端连接仿人耳听骨链杠杆单元的一端,声波接收单元的输出端与仿人耳听骨链杠杆单元的一端之间设置有振动膜,仿人耳听骨链杠杆单元的另一端连接声电转换单元,声电转换单元的输出端连接稳压放大电路的输入端,稳压放大电路的输出端连接至蓄电池。 Receiving the acoustic wave from the output unit collects any direction in the free field sound wave, the sound wave receiving unit connected simulated human ear ossicular chain end of the lever unit, the output of the sound wave receiving unit humanoid ear ossicular chain at one end of the lever unit is provided between the diaphragm, the other end of the simulated human ear ossicular chain lever unit connected to the acoustic-electric conversion unit, the output of the acoustic-electric conversion unit is connected to an input terminal of the amplifier circuit regulator, the regulated output voltage amplifying circuit is connected to the battery.

[0005]所述的基于人耳骨链式传导的噪音发电装置,还包括声波收集单元,采用双曲抛物面集音罩,多个声波接收单元均匀布置在声波收集单元内。 [0005] The noise generator based chain ear bone conduction, further comprising means to collect sound waves, using the hyperbolic paraboloid sound collector hood, a plurality of sonic receivers disposed in a sonic units uniformly collecting unit.

[0006]所述声波接收单元,采用雷达状双层空腔结构,声波接收单元包括共振腔和盲性管道;共振腔表面均匀分布有多个聚声用的小孔,一部分声波通过聚声用的小孔进入共振腔内,汇集后进入中间扩音用的大孔内;另一部分声波直接进入中间扩音用的大孔内,进入共振腔内的声波在盲性管道内产生共振后传输至振动膜。 [0006] The sound wave receiving unit, using radar-like double-cavity structure, the sound wave receiving unit comprises a resonant cavity and a blind conduit; cavity surface acoustic polyethylene evenly distributed with a plurality of holes, with a part of the sound wave by the sound poly apertures into the resonant cavity, after entering the large hole in the intermediate amplified together with; another part of sound waves directly into the large hole in the intermediate amplification used, the sound waves entering the resonant cavity resonates in a blind tunnel to diaphragm.

[0007]所述仿人耳听骨链杠杆单元的长臂与短臂的比值为1.3。 The [0007] ratio of the long-arm simulated human ear ossicular chain lever unit and the short arm was 1.3.

[0008]所述声电转换单元采用压电薄膜,若干压电薄膜采用悬臂梁式的支撑方式布置成球面阵列。 [0008] The acoustic-electric conversion unit uses the piezoelectric film, the piezoelectric thin film using a plurality of cantilevered support spherically arranged array.

[0009]所述仿人耳听骨链杠杆单元通过其一端连接的振动膜的有效振动面积与另一端接触声电转换单元的面积的比值将声波的振动放大。 [0009] The simulated human ear ossicular chain by means of the lever ratio of the effective area of ​​the vibration of the diaphragm is connected at one end to the other end contacting an area of ​​the acoustic-electric conversion unit will be amplified acoustic vibration.

[0010]采用所述的基于人耳骨链式传导的噪音发电装置进行噪音发电的方法,包括: [0010] The noise of the power generation device based on the human ear bone conduction chain is noise power, comprising:

声波接收单元收集来自自由场中任何方向声波; Acoustic wave receiving means to collect free field from any direction;

声波经声波接收单元传递至仿人耳听骨链杠杆单元一端的振动膜产生与声波频率一致的振动; 仿人耳听骨链杠杆单元通过其一端连接的振动膜的有效振动面积与另一端接触声电转换单元的面积的比值将声波的振动放大; Acoustic wave receiving means to pass through the vibration of the diaphragm simulated human ear ossicular chain at one end of the lever unit generates acoustic same frequency; humanoid ear ossicular chain by means of the lever and the other end of the effective vibration area of ​​the diaphragm is connected at one end thereof contacts the ratio of the area of ​​the electro-acoustic converter unit amplified acoustic vibration;

声电转换单元接收声波的振动,产生正压电效应,输出电流; Electro-acoustic converter means for receiving acoustic vibrations, the piezoelectric effect is generated, the output current;

稳压放大电路将每个声电转换单元产生的电流经过稳压放大处理后存储在蓄电池中。 Current regulator means generates each of the amplifying circuit of the electro-acoustic converter regulator after the enlargement processing is stored in the battery.

[0011] 有益效果: [0011] beneficial effects:

本发明通过声波接收单元接收的声波引起振动膜的振动,再由振动膜的振动弓I起与仿人耳听骨链杠杆单元的振动,仿人耳听骨链杠杆单元末端与压电薄膜相接触,仿人耳听骨链杠杆单元的振动引起压电薄膜产生正压电效应来产生电流。 The present invention is by sonic receiver means for receiving acoustic waves caused by vibration of the diaphragm, and then the simulated human ear vibrating the ossicular chain by means of the lever of the vibration and the diaphragm I of the bow, the lever unit humanoid ear ossicular chain end with the piezoelectric film contacting humanoid ear ossicular chain lever means causes the vibration of the piezoelectric film generates a positive piezoelectric effect to generate a current. 采用仿生学原理,通过振动膜的有效振动面积与仿人耳听骨链杠杆单元和压电薄膜接触面积的面积比,将声波的振动放大18.6倍。 Using the principle of bionics, the area of ​​the humanoid ear ossicular chain lever unit area than the piezoelectric thin film and the effective contact area by the vibration of the diaphragm, the acoustic vibration magnification 18.6x. 仿人耳听骨链杠杆单元本身把振动再放大1.3倍,经过两次放大使压电薄膜的应力增加了24.1倍,使声波能量的损失减少30dB,实现了对声能利用率的提高,进而减少声能的损失,主要属于低品位能源利用领域。 Simulated human ear ossicular the oscillating lever unit itself is then amplified 1.3 times, twice amplified piezoelectric thin film stress increased 24.1-fold, so that loss of acoustic energy is reduced 30dB, to achieve improved utilization of acoustic energy, thereby reduce the loss of sound energy, primarily in the field of low-grade energy use. 声电转换单元采用球面阵列分布,提高发电效率;雷达状声波接收单元在双抛物面状声波收集单元内部分布均勾;机械结构简单,清洁环保。 Electro-acoustic converter unit uses a spherical array of distribution, power generation efficiency; radar sound wave receiving unit in the interior of the double parabolic distribution unit to collect sound waves are hook; mechanical structure is simple, clean and environmentally friendly. 本发明在提高噪声利用率的基础上,充分应用了仿生学原理,使装置性能得到较大增长。 On the basis of the present invention to improve utilization of the noise, the full application of the principle of bionics, greater growth performance of the apparatus.

附图说明 BRIEF DESCRIPTION

[0012]图1是本发明具体实施方式的基于人耳骨链式传导的噪音发电装置主视图; [0012] DETAILED DESCRIPTION FIG. 1 is a front view of the chain based on the human ear bone conduction noise generating device according to the present invention;

图2是本发明具体实施方式的基于人耳骨链式传导的噪音发电装置剖视图; FIG 2 is a cross-sectional view of the noise generator based on the human ear bone conduction chain specific embodiment of the invention;

图3是本发明具体实施方式的基于人耳骨链式传导的噪音发电装置连接框图; FIG 3 is a block diagram showing a noise generator connected to the ear based on bone conduction chain specific embodiment of the invention;

图4是本发明具体实施方式的声波接收单元结构示意图; 4 is a schematic structure of an acoustic wave receiving means of specific embodiments of the present invention;

图5是鼓膜、听骨链及其转轴模式图; FIG 5 is a tympanic membrane, ossicular chain and shaft schematic diagram;

图6是鼓膜增压效应示意图; FIG 6 is a schematic view of the tympanic membrane charging effect;

图7是本发明具体实施方式的仿人耳听骨链杠杆单元结构示意图; 7 is a schematic structure of a humanoid ossicular chain lever unit embodiment of the present invention DETAILED DESCRIPTION ears;

图8是本发明具体实施方式的声电转换单元布置示意图,(a)为正视图,(b)为横剖图; 图9是本发明具体实施方式的基于人耳骨链式传导的噪音发电装置俯视图; FIG 8 is a specific embodiment of the electro-acoustic converter unit embodiment of the present invention, a schematic cross-sectional view of the arrangement, (a) is a front view, (b) is; FIG. 9 is a specific embodiment of the present invention is based on the human ear bone conduction noise power chain a plan view of the device;

图10是本发明具体实施方式的基于人耳骨链式传导的噪音发电装置立体图; FIG 10 is a perspective view of the device noise power based on the human ear bone conduction chain specific embodiment of the invention;

图11是本发明具体实施方式的稳压放大电路原理图; FIG 11 is a regulator of the embodiment of the present invention DETAILED DESCRIPTION enlarged circuit diagram;

图12是四种支撑方式示意图,(a)为悬臂梁式的支撑方式,(b)为周边固定的支撑方式,(C)为自由边界的支撑方式,(d)为简支支撑方式; FIG 12 is a diagram showing four kinds of supporting manner, (a) is a cantilevered manner to support, (b) support for the surrounding stationary manner, (C) a free boundary supporting manner, (d) a support simply supported manner;

图中,1-声波接收单元,2-振动膜,3-仿人耳听骨链杠杆单元,4-声电转换单元,5-共振腔,6-盲性管道,7-小孔,8-大孔,9-长臂,10-短臂,11-声波收集单元,12-鼓膜,13-听骨链,14-镫骨底板,15-有效振动面积。 Symbols 1 wave receiving unit, 2 a diaphragm, 3 humanoid ear ossicular lever unit, 4-acoustic-electric conversion unit, 5 cavity, 6-blind conduit orifice 7-, 8- macropores 9- long arm, the short arm 10-, 11- acoustic collecting unit 12- tympanic membrane, ossicular chain 13-, 14- stapes footplate, 15 effective vibration area.

具体实施方式 Detailed ways

[0013]下面结合附图对本发明的具体实施方式做详细说明。 [0013] The following description of the drawings in detail specific embodiments of the present invention binds.

[0014] —种基于人耳骨链式传导的噪音发电装置,如图1〜图2、图9〜图10所不,包括:声波接收单元1、振动膜2、仿人耳听骨链杠杆单元3、声电转换单元4、稳压放大电路。 [0014] - noise generator seed based chain ear bone conduction, as shown in FIG. 1 ~ 2, FIG. 10 are not 9~, comprising: an acoustic wave receiving section 1, the diaphragm 2, the lever humanoid ear ossicular unit 3, acoustic-electric conversion unit 4, the regulator amplification circuit.

[0015]声波接收单元I收集来自自由场中任何方向声波,声波接收单元I的输出端连接仿人耳听骨链杠杆单元3的一端,声波接收单元的输出端I与仿人耳听骨链杠杆单元3的一端之间设置有振动膜2,仿人耳听骨链杠杆单元3的另一端连接声电转换单元4,声电转换单元4的输出端连接稳压放大电路的输入端,稳压放大电路的输出端连接至蓄电池,连接如图3所示。 [0015] sound wave receiving unit I was collected from the ear ossicular humanoid output terminal I and the free field of any direction of the sound wave, the sound wave receiving unit output terminal I is connected to one end of the simulation to the human ear, the sound wave receiving unit ossicular chain lever unit 3 the lever is provided with a diaphragm unit 2, simulated human ear ossicular chain, the other end of the lever unit 3 is connected to the acoustic-electric conversion unit 4, the output of acoustic-electric conversion unit 4 is connected to the input terminal of the amplifying circuit between one end of the regulator 3, steady an output terminal connected to the voltage amplifying circuit of the battery, connected as shown in FIG.

[0016]所述的基于人耳骨链式传导的噪音发电装置,还包括声波收集单元11,与麦克风的集音罩类似,采用双曲抛物面集音罩,充分收集来自自由场中任何方向的声波,多个声波接收单元I均勾布置在声波收集单元11内。 [0016] The noise generator based on the human ear bone conduction of the chain, further comprising a sonic collection unit 11, and the sound collector microphone cover Similarly, the use of a hyperbolic paraboloid sound collector cover, in any direction from the full collection of free field sonic, a plurality of sound wave receiving unit I disposed within each hook unit 11 to collect sound waves. 声波收集单元11的设计外形成双抛物面状不仅增大了接触声波的面积,而且与声波传播方向垂直,使声波收集量达到最大化,同时也对内部各单元起到保护作用。 Acoustic design collection unit 11 of a double parabolic shape not only increases the contact area of ​​the acoustic wave, the acoustic wave propagation direction and perpendicular to, to maximize the amount of collected sound waves, but also to protect the inside of each unit.

[0017]如图4所示,声波接收单元I采用雷达状双层空腔结构,尽可能多地吸收声波收集单元11收集的声波,声波接收单元I包括共振腔5和盲性管道6;共振腔5表面均匀分布有多个聚声用的小孔7,一部分声波通过聚声用的小孔7进入共振腔5内,汇集后进入中间扩音用的大孔8内;另一部分声波直接进入中间扩音用的大孔8内,进入共振腔5内的声波在盲性管道6内产生共振后传输至振动膜2,起到最大程度的放大声压效能的作用。 [0017] 4, the use of radar wave receiving units I like double-cavity structure, the sound wave absorber as much as possible the acoustic wave collected by the collecting unit 11, the sound wave receiving unit I comprises a blind resonator pipe 5 and 6; resonance surface of the cavity 5 with a plurality of evenly distributed holes 7 with acoustic polyethylene, by polymerizing a part of sound waves with acoustic holes 7 into the inner cavity 5, 8 together into a large hole with intermediate amplification; another part of sound waves directly into after amplified by the intermediate large hole 8 into the cavity 5 within the acoustic resonance in the blind conduit 6 is transmitted to the diaphragm 2, which amplify the sound pressure level of the maximum efficiency.

[0018]鼓膜、听骨链及其转轴模式如图5所示,鼓膜12与镫骨底板14的面积之比为18.6,听骨链13的长短臂的长度比为1.3,听骨链13的长短臂的长度比1.3将到达听骨链13的声波放大1.3倍,而鼓膜12与镫骨底板14的面积之比18.6又将声波放大18.6倍,如图6所示,鼓膜12的面积大大超过镫骨底板14的面积,故作用于镫骨底板14单位面积上的压力大大超过作用于鼓膜12上的压力,通过图6的增压效应补偿了声波的能量衰减。 [0018] The tympanic membrane, ossicular chain and the shaft 5 mode, the ratio of the area of ​​the eardrum 12 and the stapes footplate 14 to 18.6, ossicular chain length than the length of the arm 13 is 1.3, the ossicular chain 13 shorter than the length of the arms will reach the ossicular chain acoustic 1.3 13 1.3 times magnification, while the ratio of the area of ​​the eardrum 12 and the stapes footplate 14 18.6 18.6 times in turn amplified acoustic wave, shown in Figure 6, much more than the area of ​​the eardrum 12 area stapes footplate 14 of the stapes pretending to pressure per unit area on the bottom plate 14 greatly exceeds the pressure acting on the eardrum 12, compensates for attenuation of acoustic energy by the charging effect of FIG.

[0019]本实施方式采用仿生学原理设计仿人耳听骨链杠杆单元3,如图7所示,仿人耳听骨链杠杆单元3的长臂9与短臂10的比值为1.3。 [0019] The present embodiment employs the principle of bionics design simulated human ear ossicular chain lever unit 3, as shown in Figure 7, the long-arm simulated human ear ossicular chain 9 of the lever unit 3 and the short arm 10 ratio was 1.3. 振动膜2的功能仿鼓膜12,声电转换单元4的功能仿镫骨底板14,仿人耳听骨链杠杆单元3通过其一端连接的振动膜2的有效振动面积与另一端接触声电转换单元的面积的比值将声波的振动放大。 Diaphragm 2 functions imitation eardrum 12, acoustic-electric conversion function simulation unit 144 stapes footplate, the humanoid ear ossicular chain lever unit 3 and the other end of the effective vibration area of ​​the electro-acoustic converter in contact with one end thereof connected to the diaphragm 2 the ratio of the area of ​​the sound wave vibration unit enlarged.

[0020]声电转换单元4采用PVDF压电薄膜,若干压电薄膜球面采用悬臂梁式的支撑方式布置成具有一定曲率的球面阵列,尽可能的使来自不同方向的声波垂直作用在压电薄膜上,提高声电转换效率;在图12中,(a)为悬臂梁式的支撑方式,(b)为周边固定的支撑方式,(C)为自由边界的支撑方式,(d)为简支支撑方式,悬臂梁式的支撑方式,较其他三种支撑方式可产生最大的挠度,同时具有较低的谐振频率,可使声电转换效率达到最高。 [0020] The acoustic-electric conversion unit of PVDF piezoelectric film 4, a plurality of cantilever type spherical piezoelectric film arranged to support a spherical array having a predetermined curvature, the vertical sound wave as much as possible from different directions in the piezoelectric film on improving the efficiency of electro-acoustic converter; in FIG. 12, (a) is a cantilevered manner to support, (b) support for the surrounding stationary manner, (C) a free boundary supporting manner, (d) simply supported supporting manner, cantilevered support manner, maximum deflection than the other three supporting manner, while having a lower resonant frequency, the sound can reach the highest conversion efficiency. 由于声波在自由场中呈球形传播,在实际传播中传播方向也接近于球形,所以在组装这些单元时组装成具有一定曲率的球面阵列,以尽可能的使来自不同方向的声音垂直入射进声电转换单元4,如图8所示,其中(a)为球面阵列的正视图,(b)为球面阵列的横剖图。 Since the acoustic wave propagating in the spherical free field, in the actual propagation direction of propagation is also close to a sphere, it is assembled into a spherical array having a curvature in the assembly of these units, so that the sound from different vertical directions as incident into acoustic 4, the electrical conversion unit as shown in FIG 8, wherein (a) is a front view of a spherical array, (b) a cross-sectional view of a spherical array.

[0021 ]本实施方式的稳压放大电路如图11所示,选用MAX1672作为稳压芯片,具有升压式或降压式DC/DC变换器的功能。 [0021] This embodiment of the voltage regulator amplifier circuit embodiment shown in Figure 11, selected as the MAX1672 chip voltage regulator, has a function of boost or buck-type DC / DC converter. 该芯片的输出电压是一个恒定的值。 The output voltage of the chip is a constant value. MAX1672外围器件主要包括一个肖特基二极管,一个1uH的电感,两个较大的钽电容(10uF),输出端接一个4.7uF的电容及若干电阻。 MAX1672 peripheral devices includes a Schottky diode, the inductance of a 1uH, two larger tantalum capacitor (10uF), and a plurality of output termination resistor a capacitor is 4.7uF. 两个10uF的钽电容一个接在输入端,主要起到去处输入纹波的作用。 A tantalum capacitor of 10uF connected to two input place mainly plays the role of input ripple. 由于压电薄膜电路的输出电阻较大,对于加大的开关负载将产生较大的输出纹波,4.7uF的电容就是起到缓解负载剧烈变化,减小输出波动的作用。 Since the output resistance of the piezoelectric thin film circuit is large to increase the load switch will have a greater output ripple, the capacitor is 4.7uF help ease the load changes dramatically reduce the effect of fluctuations in the output. 另一个10uF的钽电容的输出电阻较小,可以有效地提高输出电流。 Another output resistance 10uF tantalum capacitor is small, the output current can be effectively improved.

[0022]采用所述的基于人耳骨链式传导的噪音发电装置进行噪音发电的方法,包括: 步骤1、声波接收单元收集来自自由场中任何方向声波; Method [0022] The noise generating apparatus employing the chain based on the human ear bone conduction is noise power, comprising: a step 1, the sound wave receiving unit collects sound waves from any direction in the free field;

步骤2、声波经声波接收单元传递至仿人耳听骨链杠杆单元一端的振动膜产生与声波频率一致的振动, Step 2, an acoustic wave is transmitted to the receiving unit sonicated simulated human ear frequency of vibration of the diaphragm consistent ossicular chain at one end of the lever unit generates the acoustic wave,

振动膜最能感应声波的变化,噪声在声波接收单元的共振腔内发生共振,从而引起振动膜的振动; Most diaphragm induced changes in acoustic resonance cavity resonance noise generated in the acoustic wave receiving unit, thereby causing the vibration of the diaphragm;

步骤3、仿人耳听骨链杠杆单元通过其一端连接的振动膜的有效振动面积与另一端接触声电转换单元的面积的比值将声波的振动放大18.6倍,仿人耳听骨链杠杆单元本身再次把声波的振动放大1.3倍,两次放大后可以将声波的损失减少30dB ; Step 3, the lever humanoid ear ossicular sound wave vibration amplifying unit by a ratio of 18.6 times the effective area of ​​the vibration of the diaphragm is connected at one end to the other end contacting an area of ​​electro-acoustic converter means, the lever unit humanoid ear ossicular itself again amplified acoustic vibration 1.3 times, the two amplified acoustic wave loss can be reduced by 30dB;

步骤4、声电转换单元接收声波的振动,产生正压电效应,输出电流; Step 4, acoustic-electric conversion means for receiving acoustic vibrations, the piezoelectric effect is generated, the output current;

步骤5、稳压放大电路将每个声电转换单元产生的电流经过稳压放大处理后存储在蓄电池中。 Current Step 5, the regulator of each amplifying circuit of the electro-acoustic converter unit generates the regulator after the enlargement processing is stored in the battery.

[0023]本发明的噪音发电装置可将飞机引擎噪声、工厂机械噪声、公路汽车等发出的噪声源源不断的转换为电能,势必有利于人类健康并达到节能环保的目的。 [0023] noise generator of the present invention may be a steady stream of aircraft noise engine noise, noise factory machinery, cars and other road issue into electrical energy, is bound to have benefits to human health and to achieve energy saving purposes. 在有些场合这种装置可以取代电池或为电池充电,低能耗的便携式微型传感器、微功率电器等微机械单元供电等,发展及应用前景非常广阔。 On occasion such devices may be substituted with a battery or charge the battery, power supply and other power consumption micromechanical portable miniature sensors, micro-power appliances, and other units, the development and application prospect. 声能发电技术作为一种新的发电技术将为可再生能源发电技术的创新和突破提供理论基础和技术储备。 Sound energy power generation technology as a new generation technology breakthroughs and innovation for renewable energy power generation technology to provide a theoretical basis and technical reserves.

Claims (7)

1.一种基于人耳骨链式传导的噪音发电装置,其特征在于,包括:声波接收单元(1)、振动膜(2)、仿人耳听骨链杠杆单元(3)、声电转换单元(4)、稳压放大电路; 所述声波接收单元(I)收集来自自由场中任何方向声波,声波接收单元(I)的输出端连接仿人耳听骨链杠杆单元(3)的一端,声波接收单元的输出端(I)与仿人耳听骨链杠杆单元(3)的一端之间设置有振动膜(2),仿人耳听骨链杠杆单元(3)的另一端连接声电转换单元(4),声电转换单元(4)的输出端连接稳压放大电路的输入端,稳压放大电路的输出端连接至蓄电池。 A noise generator based chain ear bone conduction, characterized in that, comprising: an acoustic wave receiving means (1), the diaphragm (2), the lever unit humanoid ear ossicular chain (3), electro-acoustic converter means (4), the regulator amplification circuit; the sound wave receiving unit (I) collected from the ossicular chain at one end of the lever unit (3) in any direction of the free field sound wave, the sound wave receiving unit (I) connected to the output of the simulated human ear , an output terminal (I) of the sound wave receiving unit and the simulated human ear with a diaphragm (2) between one end of the lever unit ossicular chain (3) is provided, simulated human ear ossicular chain lever unit (3) connected to the other end of the sound power conversion unit (4), acoustic-electric conversion unit (4) connected to the output of the regulator circuit amplifying an input terminal, the output terminal of the regulator circuit is connected to the battery amplification.
2.根据权利要求1所述的基于人耳骨链式传导的噪音发电装置,其特征在于,还包括声波收集单元(11),采用双曲抛物面集音罩,多个声波接收单元(I)均匀布置在声波收集单元(11)内。 The noise generator based on the human ear bone conduction chain according to claim 1, characterized in that the collecting means further comprising an acoustic wave (11), using the hyperbolic paraboloid sound collector hood, a plurality of sound wave receiving unit (I) evenly arranged in the acoustic wave collecting means (11).
3.根据权利要求1所述的基于人耳骨链式传导的噪音发电装置,其特征在于,所述声波接收单元(I),采用雷达状双层空腔结构,声波接收单元(I)包括共振腔(5)和盲性管道(6);共振腔(5)表面均匀分布有多个聚声用的小孔(7),一部分声波通过聚声用的小孔(7)进入共振腔(5)内,汇集后进入中间扩音用的大孔(8)内;另一部分声波直接进入中间扩音用的大孔(8)内,进入共振腔(5)内的声波在盲性管道(6)内产生共振后传输至振动膜(2)。 The noise generator based on the human ear bone conduction chain according to claim 1, wherein the sound wave receiving unit (I), using radar-like double-cavity structure, the sound wave receiving unit (I) comprises cavity (5) and of the blind conduit (6); a resonant cavity (5) with a plurality of evenly distributed surface acoustic polyethylene with holes (7), a portion of the acoustic wave (7) into the resonant cavity by polymerization with sound apertures ( 5), after entering the macroporous together with intermediate amplification) (8; sound waves directly into the other part) (8 macropores with intermediate amplified into the resonant cavity (acoustic 5) in the blind conduit ( after resonance) 6 is transmitted to the diaphragm (2).
4.根据权利要求1所述的基于人耳骨链式传导的噪音发电装置,其特征在于,所述仿人耳听骨链杠杆单元(3)的长臂(9)与短臂(10)的比值为1.3。 The noise generator based on the human ear bone conduction chain according to claim 1, wherein the simulated human ear ossicular long arm lever unit (3) (9) and the short arm (10) ratio was 1.3.
5.根据权利要求1所述的基于人耳骨链式传导的噪音发电装置,其特征在于,所述声电转换单元(4)采用压电薄膜,若干压电薄膜采用悬臂梁式的支撑方式布置成球面阵列。 The noise generator based on the human ear bone conduction chain according to claim 1, wherein said electro-acoustic converter unit (4) a piezoelectric film, a piezoelectric thin film using a plurality of cantilevered supporting manner arranged in a spherical array.
6.根据权利要求1所述的基于人耳骨链式传导的噪音发电装置,其特征在于,所述仿人耳听骨链杠杆单元(3)通过其一端连接的振动膜(2)的有效振动面积与另一端接触声电转换单元的面积的比值将声波的振动放大。 6. The active noise generator based chain ear bone conduction, characterized in that said one of the simulated human ear ossicular diaphragm lever unit (3) connected by one end (2) of claim the ratio of the area of ​​contact with the other end of the vibration acoustic-electric conversion unit area of ​​the vibration acoustic wave amplification.
7.采用权利要求1所述的基于人耳骨链式传导的噪音发电装置进行噪音发电的方法,其特征在于,包括: 声波接收单元收集来自自由场中任何方向声波; 声波经声波接收单元传递至仿人耳听骨链杠杆单元一端的振动膜产生与声波频率一致的振动; 仿人耳听骨链杠杆单元通过其一端连接的振动膜的有效振动面积与另一端接触声电转换单元的面积的比值将声波的振动放大; 声电转换单元接收声波的振动,产生正压电效应,输出电流; 稳压放大电路将每个声电转换单元产生的电流经过稳压放大处理后存储在蓄电池中。 7. The method of claim using the noise generator generating noise based on the human ear bone conduction chain according to claim 1, characterized in that, comprising: an acoustic wave receiving means to collect sound waves from any direction of the free field; acoustic wave receiving means is transmitted via the generating a vibration of the diaphragm to the acoustic frequency matching simulated human ear ossicular chain at one end of the lever means; humanoid ear ossicular chain by means of the lever the effective area of ​​vibration of the diaphragm is connected at one end to the other end contacting an area of ​​electro-acoustic converter unit the ratio of sound wave vibration enlarged; acoustic-electric conversion units receiving a sound wave vibration, piezoelectric effect is generated, the output current; current regulator circuit amplifying each generated acoustic-electric conversion means via the regulator after the enlargement processing stored in the battery .
CN201610570535.1A 2016-07-18 2016-07-18 Noise generating apparatus and a method based on human ear bone conduction chain CN106208808B (en)

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