CN206668484U - A kind of noise generating device based on the rotation of Helmholtz's wooden horse - Google Patents
A kind of noise generating device based on the rotation of Helmholtz's wooden horse Download PDFInfo
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- CN206668484U CN206668484U CN201720413795.8U CN201720413795U CN206668484U CN 206668484 U CN206668484 U CN 206668484U CN 201720413795 U CN201720413795 U CN 201720413795U CN 206668484 U CN206668484 U CN 206668484U
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Abstract
The utility model discloses a kind of noise generating device based on the rotation of Helmholtz's wooden horse, belong to noise power field.Noise generating device of the present utility model, including：Piezoelectric generating mechanism, mainly it is made up of the lightweight shell of bullet shaped and its internal acoustic resonator, piezoceramics film is connected with the resonator of acoustic resonator；Plain conductor bar, its middle part and rotation axis connection, both ends are connected with reverse lightweight shell；Region corresponding to plain conductor bar is laid with the magnetic induction line of vertical direction.The utility model generates electricity noise piezo-electric generating and magnetic induction and is combined, and is generated electricity again using the noise energy, and energy utilization rate is high, energy-conserving and environment-protective.
Description
Technical field
The present invention relates to noise technical field of power generation, more specifically to a kind of based on the rotation of Helmholtz's wooden horse
Noise generating device.
Background technology
Current energy crisis is increasingly severe, utilizes if low-keyed can not exploit, can not only alleviate in future,
Even can be more serious.According to the generally estimation of economist and scientist, or so the year two thousand fifty is arrived, the master that the mankind are relied at present
Want conventional fossil fuel oil will exploit totally, its price can rise to it is very high, when being unsuitable for popular popularization and application, if
New energy system is not yet established, and energy crisis will have swept the globe.In order to avoid above-mentioned awkward situation, various countries have carried out new energy in succession
Research.
Noise pollutes as a kind of, is widely present and in daily life, noise is contained again as a kind of physical resource
Huge energy, if by noise trans-utilization, it will help the construction of energy-saving and emission-reduction environment.Showed according to resonance physically
As the Helmholtz resonator manufactured to provide possibility using noise.The original-shape of Helmholtz resonator, which is one, to be had carefully
Neck or the small resonator for opening day.Put when showing noise source, the air in the thin neck of insonation vibrates therewith, using this
Vibration is generated electricity.
Chinese Patent Application No.：201010116350.9 the applying date：March 3 in 2010, invention and created name are：Noise is sent out
Electric installation, this application case are the principles of Mu Huozi acoustic resonator, are put when showing noise source, the air in the thin neck of insonation
Vibrate therewith, and the air in resonator to generation restoring force.In situation of the wave length of sound much larger than what yardstick of resonator
Foretell, the kinetic energy of air vibration concentrates the motion of air in ten thin necks in resonator, and potential energy only has with the elastic deformation of tainer air
Close.So, this resonator is exactly by aeroelastic forms in air effective mass resonant cavity in thin neck one group of vibration system
System, prisoner and to effect sound wave have covibration.Acoustic wave energy is set to gather enhancing, the oscillator through connecting rod band of resonant generator significantly
It is dynamic, Bu Zhendong is come and gone in stator field, cutting magnetic line can just generate electricity.The device is relatively low to the utilization rate of the noise energy, can
It is further improved.
The content of the invention
1. invention technical problems to be solved
It is an object of the invention to overcome the shortcomings of that the noise energy can not make full use of in the prior art, there is provided Yi Zhongji
In the noise generating device of Helmholtz's wooden horse rotation, the present invention generates electricity noise piezo-electric generating and magnetic induction and is combined, utilizes
The noise energy is generated electricity again, and energy utilization rate is high, energy-conserving and environment-protective.
2. technical scheme
To reach above-mentioned purpose, technical scheme provided by the invention is：
A kind of noise generating device based on the rotation of Helmholtz's wooden horse of the present invention, including：
Piezoelectric generating mechanism, mainly it is made up of the lightweight shell of bullet shaped and its internal acoustic resonator, the sympathetic response of acoustic resonator
Piezoceramics film is connected with chamber；
Plain conductor bar, its middle part and rotation axis connection, both ends are connected with reverse lightweight shell；
Region corresponding to plain conductor bar is laid with the magnetic induction line of vertical direction.
As further improvement of the present invention, the afterbody of the lightweight shell is corresponding with the resonator of acoustic resonator.
As further improvement of the present invention, the cavity of the acoustic resonator is circular or rectangle.
As further improvement of the present invention, the rotary shaft is circumferentially uniformly placed with least two plain conductor bars.
As further improvement of the present invention, two acoustic resonator resonant frequencies on same plain conductor bar are identical, no
It is different with acoustic resonator resonant frequency on plain conductor bar.
As further improvement of the present invention, electromagnet is provided with the outside of described lightweight shell, is internally provided with
Range sensor and energy-storage module, energy-storage module are powered in setting position to electromagnet；Outside magnetic field with electromagnet equal-height position
It is provided with the second permanent magnet.
As further improvement of the present invention, electromagnetic induction generator structure is additionally provided with inside the lightweight shell, itself and pressure
Electric electricity-generating circuit is powered for energy-storage module jointly.
As further improvement of the present invention, the electromagnetic induction generator structure includes the first permanent magnet and spring coil,
Described spring coil one end is connected with piezoceramics film, and the other end is arranged on the first permanent magnet and formed in magnetic field, for making
Spring coil cutting magnetic induction line generates electricity.
As further improvement of the present invention, the resonator one side uses Thin Piezoelectric membrane material, in addition three faces
For rigid back.
A kind of noise electricity-generating method of the present invention, is generated electricity using above-mentioned TRT.
3. beneficial effect
Using technical scheme provided by the invention, compared with prior art, have the advantages that：
(1) a kind of noise generating device based on the rotation of Helmholtz's wooden horse of the invention, its piezoelectric generating mechanism can
Noise generating is carried out, is generated electricity as one-level；At the same time, the vibration of resonator can drive plain conductor bar circumgyration incision magnetic strength
Line, two level generating is carried out, be combined so as to which noise generates electricity to generate electricity with magnetic induction, it is common to generate electricity, improve the utilization of the noise energy
Rate；
(2) a kind of noise generating device based on the rotation of Helmholtz's wooden horse of the invention, the circumferential uniformly arrangement of rotary shaft
There are at least two plain conductor bars, so as to increase Generation Rate, in addition, the resonant frequency of acoustic resonator is not on different metal conductor rod
Together, so as to the noise caning absorb in a wave band, and the conversion of energy is realized；
(3) a kind of noise generating device based on the rotation of Helmholtz's wooden horse of the invention, is set on the outside of lightweight shell
There is electromagnet, the electromagnet coordinates with permanent magnet, so that while piezo-electric generating, can cross spring coil cutting magnetic induction line
Generated electricity, further increase generating efficiency；
(4) a kind of noise generating device based on the rotation of Helmholtz's wooden horse of the invention, utilizes electromagnetic induction generator structure
Powered with electric energy produced by piezoelectric generating mechanism for electromagnet, so that it produces repulsive force with the second permanent magnet in certain position
Or attraction, for the powered rotation of plain conductor bar, substantially increase its generating efficiency.
Brief description of the drawings
Fig. 1 is the structural representation of the electromagnetic induction generator structure of the present invention；
Fig. 2 is the structural representation of the noise generating device of the present invention；
Fig. 3 is the fit structure schematic diagram of electromagnet and the second permanent magnet in the present invention；
Fig. 4 is the lightweight shell internal structure schematic diagram of the present invention；
Fig. 5 is the aufbauprinciple schematic diagram of the noise generating device of the present invention.
Label declaration in schematic diagram：1st, acoustic resonator；11st, resonator；2nd, rigid back；3rd, piezoceramics film；4th, magnetic
Influence generator structure；41st, the first permanent magnet；42nd, spring coil；5th, range sensor；61st, electromagnet；62nd, the second permanent magnet；
7th, lightweight shell；8th, plain conductor bar.
Embodiment
To further appreciate that present disclosure, the present invention is described in detail in conjunction with the accompanying drawings and embodiments.
Embodiment 1
Helmholtz resonator is exactly a closed cavity for carrying short eck, and the face shaping of closed cavity has many kinds
Form, can be square, cylinder, can also spheroid, cube etc..The Hai Muhuo being made up of the cavity of different geometries
Hereby acoustic resonator does not have much differences, only relevant with the volume in cavity and the volume inside chamber neck, the degree of roughness of inwall.By
The volume of empty chamber air, the length and internal diameter of eck, and inwall frictional resistance can determine that the resonant frequency to external sound, when
When the frequency of external sound is consistent with resonant frequency determined by Helmholtz resonator, the air in eck vibrates.
With reference to Fig. 1 and Fig. 2, a kind of noise generating device based on the rotation of Helmholtz's wooden horse of the present embodiment, including：Pressure
Electric generator structure, the piezoelectric generating mechanism are mainly made up of the lightweight shell 7 of bullet shaped and its internal acoustic resonator 1, acoustic resonator 1
Resonator 11 on be connected with piezoceramics film 3, when air vibration, piezoceramics film 3 vibrates, so produce electric current,
It is storable in energy-storage module.
Lightweight shell 7 in the present embodiment is used to install each part, the afterbody of lightweight shell 7 and the resonator of acoustic resonator 1
11 correspondences.The middle part of plain conductor bar 8 and rotation axis connection, both ends are connected with reverse lightweight shell.When additional sound and sympathetic response
When device produces resonance, the air-column vibration of eck resonator 11, externally there is the effect of exhaust and air-breathing, and capacity is far longer than
Inspiratory capacity, due to the interaction of power, acoustic resonator can be by the thrust to travel forward, so as to promote its rotation.
Referring to Fig. 3, because the afterbody of lightweight shell 7 and the resonator 11 of acoustic resonator 1 are corresponding, its afterbody is towards identical, row
During gas, lightweight shell 7 is pushed forward.The head of lightweight shell 7 is taper, can reduce distinguished and admirable resistance, contributes to its rotation
Motion.In addition, the lightweight shell reverse setting at the both ends of plain conductor bar 8, because lightweight shell 7 is center symmetric setting in metal
The both ends of conductor rod 8, the lightweight shell of reverse setting can accelerate the rotation of plain conductor bar, contribute to the raising of generating efficiency.
The magnetic strength of vertical direction is laid with region corresponding to plain conductor bar 8, can be cut when plain conductor bar 8 rotates
Magnetic induction line, so as to produce electric current, there is two level generating.
What deserves to be explained is the border circular areas isometrical with plain conductor bar 8, lightweight should be less than by laying magnetic induction line region
There are various wires and control system in shell 7, if moved in magnetic field, it is easy to influence its normal work, and easily make
Parts damages.
Embodiment 2
With reference to Fig. 4, the present embodiment it is a kind of based on Helmholtz's wooden horse rotation noise generating device, its basic structure with
Embodiment 1 is identical, and its difference is：The outside of lightweight shell 7 is provided with electromagnet 61, and lightweight shell 7 is internally provided with
Range sensor 5 and energy-storage module, energy-storage module is used to store electric energy produced by piezoelectric generating mechanism, and can be supplied to electromagnet 61
Electricity, it is set to produce magnetic force.
The equal-height position of electromagnet 61 is provided with the second permanent magnet 62 outside magnetic field, it is produced when electromagnet 61 is powered
Magnetic force can be attracting with the second permanent magnet 62 or repelled each other.
, can be according to its detection range, direction of rotation and metal due to being additionally provided with range sensor 5 in lightweight shell 7
The operating range of conductor rod, sets to processor, it is produced gravitation or repulsion in assigned position and the second permanent magnet 62,
So as to promote plain conductor bar 8 to rotate.
Although can also provide certain revolving force by the vibration of air in acoustic resonator 1, dynamics is more faint, and
There can be certain resistance during cutting magnetic induction line, in normal conditions, the effect that this set carries out magnetic strength generating is unsatisfactory,
It is difficult to produce stable electric current.For the problem, electric energy caused by piezoelectric generating mechanism is supplied electromagnet, makes it by the present embodiment
Plain conductor bar is promoted to move with permanent magnet interaction, plain conductor bar cutting magnetic induction line is current generated more, effect
Substantially.
The present embodiment falls the directly caused current drain of the noise energy rotation for plain conductor bar, passes through its rotation
To produce more stable electric current, generating efficiency improves, and has significant progressive.
Embodiment 3
A kind of noise generating device based on the rotation of Helmholtz's wooden horse of the present embodiment, its basic structure and embodiment 2
Identical, its difference is：Electromagnetic induction generator structure 4 is additionally provided with inside the lightweight shell 7 of the present embodiment, itself and piezo-electric generating
Circuit is powered for energy-storage module jointly.
Referring to Fig. 1, the electromagnetic induction generator structure 4 includes the first permanent magnet 41 and spring coil 42, the one end of spring coil 42
It is connected with piezoceramics film 3, the other end is arranged on the first permanent magnet 41 and formed in magnetic field, for cutting spring coil 42
Magnetic induction line generates electricity.
The set middle part of first permanent magnet 41 forms magnetic field, when piezoceramics film 3 vibrates, can drive spring coil 42
Vibration at high speed cutting magnetic induction line, and then electric current is produced, its electric current is stored in energy-storage module, and common is range sensor 5 and electricity
Magnet 61 is powered.
The present embodiment is powered using electric energy produced by electromagnetic induction generator structure and piezoelectric generating mechanism for electromagnet, so that
It produces repulsive force or attraction with the second permanent magnet in certain position, is the powered rotation of plain conductor bar, carries significantly
Its high generating efficiency.
Embodiment 4
A kind of noise generating device based on the rotation of Helmholtz's wooden horse of the present embodiment, its basic structure and embodiment 3
Identical, its difference is：Rotary shaft is circumferentially uniformly placed with least two plain conductor bars 8 in the present embodiment, specifically,
Settable 5,6,7 etc., the present embodiment preferably 6, neighboring metallic wires bar cramp angular separation is 60 °.Multiple electricity generation modules
Generate electricity simultaneously, substantially increase generating efficiency.
When using 1 vibrating power-generation of acoustic resonator, only resonance can be produced when acoustic resonator 1 is identical with noise frequency.
And then two resonant frequencies of acoustic resonator 1 on same plain conductor bar 8 can be made identical, ensure the stability of its rotation, without
It is different with the resonant frequency of acoustic resonator 1 on plain conductor bar 8, noise wave band within the scope of one can be included.
The frequency that single Helmholtz resonator resonates is limited, that is, the sound frequency received is relatively simple, sets
6 plain conductor bars on acoustic resonator correspond to a noise flat rate wave band, then the present apparatus can be realized in a band frequency
The conversion of noise energy, rather than the utilization of a certain specific frequency noise energy.
Embodiment 5
A kind of noise generating device based on the rotation of Helmholtz's wooden horse of the present embodiment, its basic structure and embodiment 4
Identical, its difference is：For the noise of same frequency, the Oscillation Amplitude of resonator 11 is limited, in order to improve resonator
11 one sides use Thin Piezoelectric membrane material, and three faces are rigid back 2 in addition, then can effectively improve shaking for piezoceramics film 3
Dynamic amplitude, the 4 current generated increase of electromagnetic induction generator structure.
Present invention also offers a kind of noise electricity-generating method, specific generation mode, can use the noise hair in such scheme
Electric installation is generated electricity.
With reference to Fig. 5, piezoelectric generating mechanism of the present invention can carry out acoustic-electric conversion using piezoelectric ceramics, while be made pottery using piezoelectricity
The thin vibration of membrane of porcelain drives spring coil cutting magnetic induction line, and produced electric energy is used to promote plain conductor bar to rotate, and carries out two level
Generate electricity, be combined so as to which noise generates electricity to generate electricity with magnetic induction, it is common to generate electricity, improve the utilization rate of the noise energy.
Schematically the present invention and embodiments thereof are described above, this describes no restricted, institute in accompanying drawing
What is shown is also one of embodiments of the present invention, and actual structure is not limited thereto.So if common skill of this area
Art personnel are enlightened by it, without departing from the spirit of the invention, without designing and the technical scheme for creativeness
Similar frame mode and embodiment, protection scope of the present invention all should be belonged to.
Claims (10)
- A kind of 1. noise generating device based on the rotation of Helmholtz's wooden horse, it is characterised in that including：Piezoelectric generating mechanism, mainly it is made up of the lightweight shell (7) of bullet shaped and its internal acoustic resonator (1), acoustic resonator (1) Piezoceramics film (3) is connected with resonator (11)；Plain conductor bar (8), its middle part and rotation axis connection, both ends are connected with reverse lightweight shell (7)；Region corresponding to plain conductor bar (8) is laid with the magnetic induction line of vertical direction.
- A kind of 2. noise generating device based on the rotation of Helmholtz's wooden horse according to claim 1, it is characterised in that：Institute The afterbody for stating lightweight shell (7) is corresponding with the resonator (11) of acoustic resonator (1).
- A kind of 3. noise generating device based on the rotation of Helmholtz's wooden horse according to claim 1, it is characterised in that：Institute The cavity for stating acoustic resonator (1) is circular or rectangle.
- A kind of 4. noise generating device based on the rotation of Helmholtz's wooden horse according to claim 1, it is characterised in that：Institute State rotary shaft and be circumferentially uniformly placed with least two plain conductor bars (8).
- A kind of 5. noise generating device based on the rotation of Helmholtz's wooden horse according to claim 4, it is characterised in that：Together Two acoustic resonator (1) resonant frequencies on one plain conductor bar (8) are identical, and acoustic resonator (1) resonates on different metal conductor rod (8) Frequency is different.
- A kind of 6. noise generating device based on the rotation of Helmholtz's wooden horse according to claim 1, it is characterised in that：Institute Electromagnet (61) is provided with the outside of the lightweight shell (7) stated, is internally provided with range sensor (5) and energy-storage module, energy storage Module is powered in setting position to electromagnet (61)；Electromagnet (61) equal-height position is provided with the second permanent magnet outside magnetic field (62)。
- A kind of 7. noise generating device based on the rotation of Helmholtz's wooden horse according to claim 6, it is characterised in that：Institute State and be additionally provided with electromagnetic induction generator structure (4) inside lightweight shell (7), it powers for energy-storage module jointly with piezo-electric generating circuit.
- A kind of 8. noise generating device based on the rotation of Helmholtz's wooden horse according to claim 7, it is characterised in that：Institute Stating electromagnetic induction generator structure (4) includes the first permanent magnet (41) and spring coil (42), described spring coil (42) one end and pressure Electroceramics film (3) connects, and the other end is arranged on the first permanent magnet (41) and formed in magnetic field, for cutting spring coil (42) Cut magnetic induction line generating.
- A kind of 9. noise generating device based on the rotation of Helmholtz's wooden horse according to claim 8, it is characterised in that：Institute State resonator (11) and simultaneously use Thin Piezoelectric membrane material, three faces are rigid back (2) in addition.
- A kind of 10. noise electricity-generating method, it is characterised in that：Generated electricity using the TRT in claim 1~9.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113162474A (en) * | 2021-04-29 | 2021-07-23 | 湘潭大学 | Noise power generation device and power generation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113162474A (en) * | 2021-04-29 | 2021-07-23 | 湘潭大学 | Noise power generation device and power generation method thereof |
| CN113162474B (en) * | 2021-04-29 | 2022-09-16 | 湘潭大学 | Noise power generation device and power generation method thereof |
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