CN203352410U - Spring type dynamo-electric conversion module - Google Patents
Spring type dynamo-electric conversion module Download PDFInfo
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- CN203352410U CN203352410U CN 201320141439 CN201320141439U CN203352410U CN 203352410 U CN203352410 U CN 203352410U CN 201320141439 CN201320141439 CN 201320141439 CN 201320141439 U CN201320141439 U CN 201320141439U CN 203352410 U CN203352410 U CN 203352410U
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Abstract
The utility model discloses a spring type dynamo-electric conversion module which comprises a piezoelectric type generating unit and an electromagnetic induction generating unit, wherein the piezoelectric type generating unit converts vibration kinetic energy of a spring into electric energy by utilizing the direct piezoelectric effect of piezoelectric material, and the electromagnetic induction type generating unit generates and outputs power through electromagnetic induction by the relative movement of a coil and a permanent magnet. The power generating device is ingenious in structural design. Combination use of two vibration energy conversion means is realized in one spring system, which substantially improves energy conversion efficiency.
Description
Technical field
The utility model relates to new energy field, particularly a kind of vibrational energy multipath combination generator of spring structure.
Background technology
Vibration is a kind of phenomenon of extensive existence, particularly in the multiple occasions such as automobile, aircraft, bridge or big machinery.The vibrational energy collection is exactly collection machinery, vehicle, building and the common mechanical vibrational energy that produces as other building frameworks such as bridges, and be converted into electric energy, without wiring and battery, but a kind of energy acquisition technology of driving sensor or other circuit arrangements just.
Miniature Sensor with vibrational energy acquisition function can be installed in the small spaces such as car door, electro-motor pedestal, also can be installed in the occasions such as big machinery, building or bridge.Transducer can carry out work without battery, power circuit or communication wires here, and can be in the situation that do not need to safeguard work in indefinite duration.Therefore, this technology especially is applicable in the inaccessible application of needs long life, hot operation or personnel.
The mode that vibrational energy is converted into to electric energy generally has electromagnetic type, piezoelectric type and electrostatic three kinds.Existing scheme all stresses to realize that by a kind of mode wherein vibrational energy arrives the conversion of electric energy, therefore conversion efficiency is relatively limited.
Summary of the invention
The purpose of this utility model is, for above-mentioned the deficiencies in the prior art, provides a kind of direct piezoelectric effect and electromagnetic induction principle of simultaneously using to realize the Blast Furnace Top Gas Recovery Turbine Unit (TRT) that the vibrational energy dress changes.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of spring data-collection module, it comprises spring, piezoelectric, coil and permanent magnet; One end of described spring is stiff end, and the other end is free end, and described free end produces the motion consistent with the telescopic spring direction; Described spring data-collection module comprises piezoelectric type and induction two generator units, the piezoelectric type generator unit utilizes the direct piezoelectric effect of piezoelectric, the spring vibration kinetic transformation is become to electric energy, and induction generator unit utilizes the relative motion of coil and permanent magnet to realize electromagnetic induction generating output; Described piezoelectric is coated in the upper and lower surface of the flexible direction of spring helicoid.
As the further optimization of this programme, described permanent magnet is connected with the free end of spring, with free end, does the motion consistent with the telescopic spring direction; Described coil position is fixed, within being positioned at the magnetic field range of permanent magnet; When permanent magnet moves with spring free end, the magnetic flux density in coil changes, thus the output electric energy.
As the further optimization of this programme, described coil is connected with the free end of spring, with free end, does the motion consistent with the telescopic spring direction; Described permanent magnet position is fixed; Within described coil is positioned at the magnetic field range of permanent magnet; When coil moves with spring free end, the magnetic flux density in coil changes, thus the output electric energy.
As the further optimization of this programme, described permanent magnet is bar magnet, and from coil, central authorities are passed.
As the further optimization of this programme, described permanent magnet is U-shaped magnet, and the part of coil is arranged in the U-shaped space of magnet.
As the further optimization of this programme, the utility model also comprises two rectification circuits, and the electric energy output end of piezoelectric and the electric energy output end of coil are connected to the input of rectification circuit.
Structural design of the present invention is ingenious, has realized the Combination application of two kinds of vibrational energy transform modes in same set of spring system, has improved greatly the transformation efficiency of energy.
The accompanying drawing explanation
Fig. 1 is spring data-collection modular structure schematic diagram.
Fig. 2 is ferropectic combination generator embodiment 1 structural representation of permanent magnetism.
Fig. 3 is ferropectic combination generator embodiment 2 structural representations of permanent magnetism.
Fig. 4 is fixing combination generator embodiment 1 structural representation of coil.
Fig. 5 is fixing combination generator embodiment 2 structural representations of coil.
Fig. 6 is spring and piezoelectric position amplification effect figure.
The fragment that Fig. 7 is intercepting spring and piezoelectric position is amplified rear design sketch.
Wherein, (1) piezo-electric generating unit (2) electromagnetic induction generator unit (3) Power Management Unit.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
A kind of spring data-collection module, comprise spring, piezoelectric, coil and permanent magnet; One end of described spring is stiff end, and the other end is free end, and free end produces the motion consistent with the telescopic spring direction.
As shown in Figure 1, described spring structure Blast Furnace Top Gas Recovery Turbine Unit (TRT) comprises piezoelectric type and induction two generator units, the piezoelectric type generator unit utilizes the direct piezoelectric effect of piezoelectric, the spring vibration kinetic transformation is become to electric energy, and induction generator unit utilizes the relative motion of coil and permanent magnet to realize electromagnetic induction generating output; Described piezoelectric is coated in the spring upper and lower surface.
Shown in Fig. 2,3,4,5, be the embodiment of spring assembly Blast Furnace Top Gas Recovery Turbine Unit (TRT).Described Blast Furnace Top Gas Recovery Turbine Unit (TRT) all comprises a spring, spring normally consists of the elastomeric material of regular shape, shape can be identical with common spring, spring adopts the material of high elastic modulus, requirement has good elastic vibration effect and lower damping in-fighting, also require permissible larger, plasticity is little simultaneously, and Qm is high.
One end of spring is stiff end.The other end of spring is free end, and described free end can produce the motion consistent with the telescopic spring direction, and the extraneous vibration consistent with the telescopic spring direction produced will be caught by spring, is delivered to the vibrational energy electricity generation system of spring structure.
Vibrational energy electricity generation system of the present utility model comprises two generator units of simultaneously working: piezoelectric type generator unit and induction two generator units.The piezoelectric type generator unit utilizes the direct piezoelectric effect of piezoelectric, and the spring vibration kinetic transformation is become to electric energy.As shown in Fig. 2,3,4,5, described piezoelectric is coated in the spring upper and lower surface, and Fig. 6,7 is respectively the schematic diagram of two different magnification levels at spring position.In order to show the interelement position relationships such as piezoelectric, spring and electrode.
When extraneous factor causes spring vibration, piezoelectric is done stretching motion with spring, electric dipole moment in piezoelectric material body can change thereupon, and now for opposing, this changes and can on the surface relative at material, produce the equivalent positive and negative charge piezoelectric, to maintain the original state.Thisly because producing electropolarized phenomenon, deformation is called " direct piezoelectric effect ".The existence of direct piezoelectric effect has realized that the mechanical energy of vibration is to electric energy conversion.The upper and lower outer surface of piezoelectric can be installed pair of electrodes, the electric energy output that the wire on electrode is converted to piezoelectric.
Described induction generator unit utilizes the relative motion of coil and permanent magnet to realize electromagnetic induction generating output, and specific implementation is divided into again two schemes: a kind of is that coil is fixed, and another kind is that permanent magnet is fixed.Described permanent magnet has the forms such as U-shaped and bar shaped.
Fig. 2, the 3rd, the fixed example structure schematic diagram of two kinds of permanent magnets of the present utility model.Described coil is connected with the free end of spring, with free end, does the motion consistent with the telescopic spring direction; (as shown in the dotted line of figure below) fixed in described permanent magnet position; Within described coil is positioned at the magnetic field range of permanent magnet; When coil moves with spring free end, the magnetic flux density in coil changes, thus the output electric energy.
Fig. 4, the 5th, the fixed example structure schematic diagram of two kinds of coils of the present utility model.Described permanent magnet is connected with the free end of spring, with free end, does the motion consistent with the telescopic spring direction; Described coil position is fixed (as shown in the dotted line of figure below), within being positioned at the magnetic field range of permanent magnet; When permanent magnet moves with spring free end, the magnetic flux density in coil changes, thus the output electric energy.
As further optimization, for Fig. 2,3 illustrated embodiments, can also add a mass at the free end of spring, to improve the frequecy characteristic of spring.Fig. 4,5 illustrated embodiments, the effect that the permanent magnet be connected with the free end of spring has served as mass.The quality size of mass need to be considered according to application scenario and the factors such as spring size, material of this device.
In embodiment shown in Fig. 2,5, permanent magnet is U-shaped magnet, and the part of coil is arranged in the U type space of magnet.In embodiment shown in Fig. 3, form space magnetic field by two block permanent magnets and distribute.In embodiment shown in Fig. 4, permanent magnet is bar magnet, and from coil, central authorities are passed.
Further, as shown in Fig. 2,3,4,5, the utility model also comprises a slide bar, introduce slide bar can so that the utility model in use, both can vertically install as shown in the figure, and also can install along other directions such as levels, thereby can enlarge range of application.Be implemented as follows:
Slide bar is positioned at spring fixed end to be fixed with a side, for not producing axially, vertical displacement and rotation fix.Slide bar is along the spring helicoid shaft to passing, and the free-ended object of spring and fixing spring is free to slide along the slide bar direction.Coil in permanent magnet in Fig. 2,3 and Fig. 4,5 can directly be fixed on the end of slide bar.
Piezoelectric can obtain higher pulse voltage, but electric current is less, and the voltage obtained in coil is than low and electric current is large, and the electric energy obtained in piezoelectric and coil supplements mutually.
The present invention also comprises two rectification circuits, and the electric energy output end of piezoelectric and the electric energy output end of coil are connected to the input of rectification circuit.Use rectification circuit that the alternating current of each generator unit output is converted into to direct current, convenience is provided to converging of electric energy, so between the different generator units of a plurality of same device, converging of electric energy will be more simple.The electric energy of each generator unit output can also carry out filtering after by over commutation, further to improve its DC characteristics.Can use bridge rectifier to complete rectification, use the RC filter circuit to complete filtering, these are all known technology, and wherein bridge rectifier can also use integrated chip, to reduce volume and to improve performance.
Above-described is only execution mode of the present utility model, for the person of ordinary skill of the art, under the prerequisite that does not break away from the utility model creation design, can also make some distortion and improvement, and these all belong to protection range of the present utility model.
Claims (6)
1. a spring data-collection module, is characterized in that: comprise spring, piezoelectric, coil and permanent magnet; One end of described spring is stiff end, and the other end is free end, and described free end produces the motion consistent with the telescopic spring direction; Described spring data-collection module comprises piezoelectric type and induction two generator units, the piezoelectric type generator unit utilizes the direct piezoelectric effect of piezoelectric, the spring vibration kinetic transformation is become to electric energy, and induction generator unit utilizes the relative motion of coil and permanent magnet to realize electromagnetic induction generating output; Described piezoelectric is coated in the upper and lower surface of the flexible direction of spring helicoid.
2. spring data-collection module as claimed in claim 1, is characterized in that, described permanent magnet is connected with the free end of spring, with free end, does the motion consistent with the telescopic spring direction; Described coil position is fixed, within being positioned at the magnetic field range of permanent magnet; When permanent magnet moves with spring free end, the magnetic flux density in coil changes, thus the output electric energy.
3. spring data-collection module as claimed in claim 1, is characterized in that, described coil is connected with the free end of spring, with free end, does the motion consistent with the telescopic spring direction; Described permanent magnet position is fixed; Within described coil is positioned at the magnetic field range of permanent magnet; When coil moves with spring free end, the magnetic flux density in coil changes, thus the output electric energy.
4. spring data-collection module as claimed in claim 1, is characterized in that, described permanent magnet is bar magnet, and from coil, central authorities are passed.
5. spring data-collection module as claimed in claim 1, is characterized in that, described permanent magnet is U-shaped magnet, and the part of coil is arranged in the U-shaped space of magnet.
6. spring data-collection module as claimed in claim 1, is characterized in that, also comprises two rectification circuits, and the electric energy output end of piezoelectric and the electric energy output end of coil are connected to the input of rectification circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320141439 CN203352410U (en) | 2013-03-12 | 2013-03-12 | Spring type dynamo-electric conversion module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320141439 CN203352410U (en) | 2013-03-12 | 2013-03-12 | Spring type dynamo-electric conversion module |
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| CN203352410U true CN203352410U (en) | 2013-12-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201320141439 Expired - Fee Related CN203352410U (en) | 2013-03-12 | 2013-03-12 | Spring type dynamo-electric conversion module |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107246906A (en) * | 2017-08-03 | 2017-10-13 | 安徽理工大学 | Power self-support minisize electronic scales |
| CN107681924A (en) * | 2017-11-17 | 2018-02-09 | 张家港安济能电子科技有限公司 | A kind of piezoelectricity Electromagnetic heating energy accumulator based on piezoelectricity curved beam |
| CN110034654A (en) * | 2019-05-15 | 2019-07-19 | 吕梁学院 | A kind of multi-direction vibration energy collector |
| CN112290769A (en) * | 2020-10-19 | 2021-01-29 | 西北工业大学 | Vibration energy collecting device integrating three power generation modes |
| CN113655090A (en) * | 2021-08-02 | 2021-11-16 | 太原理工大学 | Low-power consumption wireless self-powered gas sensor based on energy recovery |
-
2013
- 2013-03-12 CN CN 201320141439 patent/CN203352410U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107246906A (en) * | 2017-08-03 | 2017-10-13 | 安徽理工大学 | Power self-support minisize electronic scales |
| CN107681924A (en) * | 2017-11-17 | 2018-02-09 | 张家港安济能电子科技有限公司 | A kind of piezoelectricity Electromagnetic heating energy accumulator based on piezoelectricity curved beam |
| CN110034654A (en) * | 2019-05-15 | 2019-07-19 | 吕梁学院 | A kind of multi-direction vibration energy collector |
| CN110034654B (en) * | 2019-05-15 | 2024-10-22 | 吕梁学院 | Multidirectional vibration energy collector |
| CN112290769A (en) * | 2020-10-19 | 2021-01-29 | 西北工业大学 | Vibration energy collecting device integrating three power generation modes |
| CN113655090A (en) * | 2021-08-02 | 2021-11-16 | 太原理工大学 | Low-power consumption wireless self-powered gas sensor based on energy recovery |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131218 Termination date: 20140312 |