CN107707154A - A kind of air flow impact type raising frequency piezoelectric generating device for the energy supply of low power dissipation electron element - Google Patents
A kind of air flow impact type raising frequency piezoelectric generating device for the energy supply of low power dissipation electron element Download PDFInfo
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- CN107707154A CN107707154A CN201711042623.5A CN201711042623A CN107707154A CN 107707154 A CN107707154 A CN 107707154A CN 201711042623 A CN201711042623 A CN 201711042623A CN 107707154 A CN107707154 A CN 107707154A
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- 239000003292 glue Substances 0.000 claims description 4
- 239000003822 epoxy resin Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 229920000647 polyepoxide Polymers 0.000 claims description 3
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- 230000010358 mechanical oscillation Effects 0.000 abstract description 7
- 238000006243 chemical reaction Methods 0.000 abstract description 4
- 238000003756 stirring Methods 0.000 abstract description 4
- 230000035939 shock Effects 0.000 abstract description 3
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
- H02N2/18—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing electrical output from mechanical input, e.g. generators
- H02N2/183—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing electrical output from mechanical input, e.g. generators using impacting bodies
Abstract
The invention discloses a kind of air flow impact type raising frequency piezoelectric generating device for the energy supply of low power dissipation electron element, it is low to solve current existing piezoelectric generating device existing prisoner's energy efficiency when gases at high pressure directly impact, power output is small, the technical problems such as service life is short.The present invention includes tracheae attachment means, air flow impact type raising frequency piezoelectric element and holding screw three parts.Gas shock kinetic energy is converted into mechanical vibrational energy by the air flow impact type raising frequency piezoelectric element, makes itself and piezo-electric generating component phase mutual excitation by stirring magnetic drives element, the conversion of energy is realized using the direct piezoelectric effect of piezoelectric.The impact of low frequency gas is converted into the mechanical oscillation of high frequency using elastic structure for amplifying by the present invention, the vibration frequency of piezoelectric element is improved using the magnetic force disturbance between magnet, the prisoner's energy efficiency and power output of piezoelectric generating device are significantly improved, is with a wide range of applications in low power dissipation electron element energy supply technical field.
Description
A kind of air flow impact type raising frequency piezoelectric generating device for the energy supply of low power dissipation electron element of present invention design, belongs to
Low power dissipation electron equipment energizes technical field.
Background technology
As microelectric technique develops, the energy of microelectronic component need of work is less, and low power dissipation electron element is pneumatic
Be used widely in system regions, thus using pneumatics capture outside energy be low power dissipation electron element energy supply turn into can
Energy.At present, stabilization is carried out to low power dissipation electron element, reliable power supply is to ensure the premise of its normal work, pneumatic system neck
The main three types of low power dissipation electron element self energizing mode in domain：Electromagnetic type, electrostatic and piezoelectric type.Piezoelectric energy captures skill
Art is because with bigger power output, simple in construction, cost is relatively low, is easy to system modular and integrated, and more widely
Applied to the power harvesting in pneumatic system environment.
Gas kinetic energy is a large amount of existing form of energy in pneumatic system, possesses the advantages such as safely cleaning is renewable, tradition
Piezoelectric generating device generally directly impact piezoelectric generating device using the gases at high pressure in industrial environment to capture electric energy, exist
The problem of prisoner's energy efficiency is low, and power output is small, and service life is short, and utilizes magnetic force assist type raising frequency piezo-electric generating structure to capture
The gases at high pressure kinetic energy obtained is converted into the energy collection technology of electric energy, due to energy conversion efficiency is high, cost is low and uses
The advantages such as long lifespan, turn into the study hotspot of micro- energy conversion and supply technology.Therefore, rationally utilize in pneumatic system environment
Gas energy, gas energy is converted into electric energy with reference to magnetic force assist type raising frequency piezo-electric generating structure and supplied for low power dissipation electron element
Can, can effectively solve the problems such as prisoner's energy efficiency that traditional piezoelectric generating device is brought is low, and power output is small, and service life is short,
The intelligent level of industrial manufacturing equipment technology is promoted, stable effective confession is provided for low power dissipation electron element in pneumatic system
It can be possibly realized.
The content of the invention
It is low to solve current existing piezoelectric generating device existing prisoner's energy efficiency when gases at high pressure directly impact, export
Power is small, the technical problems such as service life is short, and the present invention discloses a kind of air flow impact type for the energy supply of low power dissipation electron element
Raising frequency piezoelectric generating device, a kind of efficiency high, the electric supply installation of power stability are provided for low power dissipation electron element.
The technical solution adopted in the present invention is：
It is described it is a kind of for low power dissipation electron element energy supply air flow impact type raising frequency piezoelectric generating device by tracheae attachment means,
Air flow impact type raising frequency piezoelectric element and holding screw composition, wherein tracheae attachment means and air flow impact type raising frequency piezoelectric element
It is fastenedly connected by holding screw.
The tracheae attachment means are provided with through hole I, and the through hole I is located under tracheae on tube wall and uniformly divided along outline
Cloth, the screwed hole I of itself and air flow impact type raising frequency piezoelectric element coordinate, and are installed and fixed by holding screw, realize that tracheae connects
Device is fastenedly connected with air flow impact type raising frequency piezoelectric element.
The air flow impact type raising frequency piezoelectric element includes shell, fix bar I, tightening pin I, poke rod, drive block, fixation
Pin, fix bar II, tightening pin II, double hook spring, magnetic drives element, sector electromagnet, piezo-electric generating component, single hook spring, end
Lid and fixing screws.The shell is fixedly connected with tracheae attachment means in the presence of holding screw；The fix bar I passes through
Tightening pin I is fixed inside the housing；The poke rod coordinates with the gap of fix bar I, it is freely rotated in fix bar I；
The drive block coordinates with the gap of fix bar II, it is freely rotated in fix bar II；The steady pin is fixed on fixation
The middle part of bar II is to limit drive block axial displacement；The fix bar II is fixed inside the housing by tightening pin II；The double hook
Spring connects the lower end of drive block and the upper end of magnetic drives element respectively；The sector electromagnet is passed by the gluing magnetic force that is fixed on
On dynamic element surface and in circumferentially distributed；The piezo-electric generating component is fixed on the inwall of shell；The single hook spring and magnetic force
The bottom connection of actuated element；The end cap is fixedly connected with shell under fixing screws effect.
The shell includes screwed hole I, semicircle neck I, semicircle neck II, fixed card slot and through hole IV, the spiral shell
The top that pit I is located at shell is uniformly distributed along outline, and it is used to connect tracheae attachment means and air flow impact type raising frequency pressure
Electrical component.The semicircle neck I is located at the lower section of screwed hole I, and is symmetric on the central shaft of shell, and its center is set
It is equipped with through hole II；The semicircle neck II is located at the lower section of semicircle neck I, and divides on the central shaft of shell in symmetrical
Cloth, it is provided centrally with through hole III；The fixed card slot is located at the middle part of shell and is in circumferentially distributed, and the through hole IV is positioned at outer
Shell bottom and in circumferentially distributed, screwed hole II that itself and end cap are set are attached by fixing screws, for fixing shell with
End cap.The fix bar I is located at shell upper end, and it is provided at both ends with through hole V and is used to coordinate with through hole II, and passes through tightening pin I
Close connection, realizes the fixation of fix bar I and shell, and the middle part of fix bar I is provided with neck；The middle part of the poke rod is set
There is holding ring, the holding ring coordinates with neck gap, poke rod is freely rotated on neck and axial displacement does not occur,
Its bottom is provided with mass and is used to stir plectrum to transmit mechanical oscillation；The drive block is located in the middle part of shell, and its upper end is set
There is plectrum, through hole VI and the cooperation of the gap of fix bar II are provided with the middle part of the drive block makes drive block can be around fix bar II freely
Rotate, the bottom of the drive block is provided with blind hole I and limits its horizontal displacement, the bottom of the drive block for fixing double hook spring
End is provided centrally with clip I；The steady pin is fixedly connected with the pin hole of fix bar II to limit the axial position of drive block
Move；The fix bar II is located at enclosure, and its one end is provided with the axial displacement that fixing axle is used to limit drive block, described solid
The middle part of fixed pole II is provided with pin hole, and the both ends of the fix bar II are provided with through hole VII, the through hole VII and through hole III
Closely connected with merga pass tightening pin II, realize the fixation of fix bar II and shell；The upper end center of the double hook spring is set
It is equipped with stay hook I to be connected with the clip I of drive block, its lower end is provided centrally with the fixation of stay hook II and magnetic drives element
The connection of button II；The upper end center of the magnetic drives element is provided with clip II, and the outer surface of the magnetic drives element is equal
It is even to be dispersed with fan-shaped neck, it is provided centrally with fixing by gluing connection, the lower end of the magnetic drives element with sector electromagnet
Button III；The piezo-electric generating component is provided with fixed block, piezoelectric element and magnetic patch, after the fixed block is located at piezo-electric generating component
End, gluing connection is carried out between its fixed card slot with shell, the piezoelectric element is located at piezo-electric generating component front end, itself and piezoelectricity
Gluing connection is carried out using epoxide-resin glue between electrification component, the magnetic patch is located at piezoelectric element front end, itself and piezoelectric element
Between gluing connection；The center of the single hook spring upper end is provided with stay hook III, and the stay hook III is connected with clip III；Institute
The central upper portion for stating end cap is provided with blind hole II, and the blind hole II can fix single hook spring and limit its horizontal displacement, the end cap
Side be provided with and screwed hole II and be uniformly distributed along outline, the through hole IV set with shell is fixedly connected by fixing screws,
For fixing end cap and shell.
The beneficial effects of the invention are as follows：On the premise of pneumatic system normal work is not influenceed, using in pneumatic system
Gases at high pressure impact, and to encourage air flow impact type raising frequency electrification component, piezo-electric generating component is pressurized, real using direct piezoelectric effect
Existing electric energy conversion, so as to reach the effect for carrying out the collection of high-frequency energy using low-frequency high-voltage gas and converting, it is remarkably improved pressure
Electric generator power, lifting prisoner can efficiency.It is with a wide range of applications in low power dissipation electron equipment technical field.
Brief description of the drawings
Fig. 1 show a kind of low power dissipation electron element that is used for proposed by the present invention and energizes air flow impact type raising frequency piezo-electric generating
Apparatus structure schematic diagram;
Fig. 2 show the structural representation of tracheae attachment means proposed by the present invention;
Fig. 3 show air flow impact type raising frequency piezoelectric element structural representation proposed by the present invention；
Fig. 4 show shell mechanism schematic diagram proposed by the present invention；
Fig. 5 show the structural representation of fix bar I proposed by the present invention；
Fig. 6 show poke rod structural representation proposed by the present invention；
Fig. 7 show transmission block structure cut-away view proposed by the present invention；
Fig. 8 show the structural representation of fix bar II proposed by the present invention；
Fig. 9 show double hook spring structure schematic diagram proposed by the present invention；
Figure 10 show magnetic drives component structure schematic diagram proposed by the present invention；
Figure 11 show piezo-electric generating component structure diagram proposed by the present invention；
Figure 12 show single hook spring structure schematic diagram proposed by the present invention；
Figure 13 show end cover structure schematic diagram proposed by the present invention.
Embodiment
Embodiment：Illustrate present embodiment with reference to Fig. 1 ~ Figure 13.Present embodiments provide for one kind to be used for low work(
The specific embodiment of the air flow impact type raising frequency piezoelectric generating device of power consumption subcomponent energy supply.It is described a kind of for low-power consumption electricity
The air flow impact type raising frequency piezoelectric generating device of subcomponent energy supply is by tracheae attachment means 1, air flow impact type raising frequency piezoelectric element 2
And holding screw 3 forms, wherein tracheae attachment means 1 are fastened by holding screw 3 with air flow impact type raising frequency piezoelectric element 2 and connected
Connect.
The tracheae attachment means 1 are provided with the 1-1 of through hole I；The 1-1 of through hole I is located at the lower tube wall of tracheae attachment means 1
Upper and in circumferentially distributed, the 2-1-1 of screwed hole I of itself and air flow impact type raising frequency piezoelectric element 2 coordinates, and is pacified by holding screw 3
Dress is fixed, and realizes being fastenedly connected for tracheae attachment means 1 and air flow impact type raising frequency piezoelectric element 2.
The air flow impact type raising frequency piezoelectric element 2 includes shell 2-1, the 2-2 of fix bar I, the 2-3 of tightening pin I, poke rod 2-
4th, drive block 2-5, steady pin 2-6, the 2-7 of fix bar II, the 2-8 of tightening pin II, double hook spring 2-9, magnetic drives element 2-10, fan
Shape magnet 2-11, piezo-electric generating component 2-12, single hook spring 2-13, end cap 2-14 and fixing screws 2-15；The shell 2-1 with
Tracheae attachment means 1 are fixedly connected in the presence of holding screw 3；The 2-2 of fix bar I is fixed on outer by the 2-3 of tightening pin I
Shell 2-1 upper ends；The poke rod 2-4 coordinates with the 2-2 gaps of fix bar I makes it freely to be rotated around the 2-2 of fix bar I；The biography
Motion block 2-5 coordinates with the 2-7 gaps of fix bar II makes it freely to be rotated around the 2-7 of fix bar II；The steady pin 2-6 is fixed on
In the middle part of the 2-7 of fixed pole II；The 2-7 of fix bar II is fixed in the middle part of shell 2-1 in the presence of the 2-8 of tightening pin II；The double hook
Spring 2-9 connects drive block 2-5 lower end and magnetic drives element 2-10 upper end respectively；The sector electromagnet 2-11 passes through glue
Cementation is scheduled on magnetic drives element 2-10 surfaces and in circumferentially distributed；The piezo-electric generating component 2-12 is fixed on shell 2-1
Middle part；The bottom of the single hook spring 2-13 connection magnetic drives elements 2-10；The end cap 2-14 and shell 2-1 is in fixation
It is fixedly connected under screw 2-15 effects.
The shell 2-1 includes the 2-1-1 of screwed hole I, the 2-1-2 of semicircle neck I, the 2-1-3 of semicircle neck II, fixing card
Groove 2-1-4 and through hole IV 2-1-5, the 2-1-1 of screwed hole I are located at shell 2-1 top in circumferentially distributed, the semicircle card
The 2-1-2 of groove I is located at the 2-1-1 of screwed hole I lower section and is symmetric on shell 2-1 central shaft, and it is provided centrally with leading to
The 2-1-2-1 of hole II, the semicircle 2-1-3 of neck II are located at the semicircle 2-1-2 of neck I lower section and in shell 2-1
Mandrel is symmetric, and the semicircle 2-1-3 of neck II is provided centrally with through hole III 2-1-3-1, the fixed card slot 2-1-4
Positioned at shell 2-1 middle part and circumferentially distributed along inwall, the 2-1-5 of through hole IV is located at shell 2-1 bottoms and in circumferentially distributed,
It is attached with the end cap 2-14 2-14-2 of screwed hole II set by fixing screws 2-15, for fixing shell 2-1 and end
Cover 2-14；The 2-2 of fix bar I is located inside shell 2-1, and it is provided at both ends with the 2-2-1 of through hole V, for the 2-1- of through hole II
2-1 is fixed on shell 2-1 with the 2-3 of merga pass tightening pin I, and neck 2-2-2 is provided with the middle part of the 2-2 of fix bar I；Institute
State to be provided with holding ring 2-4-1, the holding ring 2-4-1 and neck 2-2-2 gaps in the middle part of poke rod 2-4 and coordinate and make poke rod
2-4 can freely be rotated on neck 2-2-2 and axial displacement is not occurred, and the bottom of the 2-2 of fix bar I is provided with mass 2-
4-2 is used to stir plectrum 2-5-1 to transmit mechanical oscillation；The drive block 2-5 is located in the middle part of shell 2-1, and its upper end is provided with
The 2-5-2 of through hole VI is provided with the middle part of plectrum 2-5-1, the drive block 2-5 with the 2-7 gaps of fix bar II to coordinate, and makes drive block
2-5 can freely rotate around the 2-7 of fix bar II, and the bottom of the drive block 2-5 is provided with the 2-5-3 of blind hole I, available for fixing double hook
Spring 2-7 simultaneously limits its horizontal displacement, and the bottom center of the drive block 2-5 is provided with the 2-5-4 of clip I；The steady pin
2-6 is fixedly connected with the 2-7 of fix bar II pin hole 2-7-2；The 2-7 of fix bar II is located in the middle part of shell 2-1, and its one end is set
The axial displacement that fixing axle 2-7-1 can be used for limiting drive block 2-5 jointly with steady pin 2-6 is equipped with, the 2-7's of fix bar II
The both ends that middle part is provided with pin hole 2-7-2, the 2-7 of fix bar II are provided with through hole VII 2-7-3, the 2-7- of through hole VII
3 coordinate with the 2-1-3-1 of through hole III, and are fixed on by the 2-8 of tightening pin II on shell 2-1；The double hook spring 2-9's is upper
End is provided centrally with the 2-9-1 of stay hook I and is connected with the drive block 2-5 2-5-4 of clip I, in the lower end of the double hook spring 2-9
The heart is provided with the 2-9-2 of stay hook II and is connected with the magnetic drives element 2-10 2-10-1 of clip II；The magnetic drives element
2-10 upper end center is provided with the 2-10-1 of clip II, and the outer surface of the magnetic drives element 2-10 is uniform-distribution with sector
Neck 2-10-2；The lower end of the magnetic drives element 2-10 is provided centrally with the 2-10-3 of clip III；The sector electromagnet 2-
11 are fastened on fan-shaped neck 2-10-2 by gluing；The piezo-electric generating component 2-12 be provided with fixed block 2-12-1,
Piezoelectric element 2-12-2 and magnetic patch 2-12-3, the fixed block 2-12-1 are located at piezo-electric generating component 2-12 rear ends, itself and shell
2-1 fixed card slot 2-1-4 carries out gluing connection, and the piezoelectric element 2-12-2 is located at piezo-electric generating component 2-12 front ends, its
Gluing connection is carried out using epoxide-resin glue between piezo-electric generating component 2-12, the magnetic patch 2-12-3 is located at piezoelectric element 2-
12-2 front ends, it carries out gluing connection with piezoelectric element 2-12-2.The center of the single hook spring 2-13 upper ends is provided with stay hook
III 2-13-1, the 2-13-1 of stay hook III are connected with the 2-10-3 of clip III；The central upper portion of the end cap 2-14 is provided with blind
The 2-14-1 of hole II, for fixing single hook spring 2-13 and limiting its horizontal displacement, the side of the end cap 2-14 is provided with screwed hole
II 2-14-2 and it is uniformly distributed along outline, passes through fixing screws 2-15 with the 2-1-5 of through hole IV that shell 2-1 is set and fix and connect
Connect, for fixing end cap 2-14 and shell 2-1.
The fixed card slot 2-1-4 of shell 2-1 in described air flow impact type raising frequency piezoelectric element 2 arranges provided with q, each column edge
Circumferentially p, q and p are integer more than or equal to 1 to inwall, and the value that q value is 2, p in present embodiment is
4.The drive block 2-5 is provided with plectrum 2-5-1, the plectrum 2-5-1, and there is length value h, the plectrum 2-5-1 to have width value
B, b and h ratio are K=b/h, and the scope that K value meets is 0.7 ~ 0.8, and K value is 0.8 in present embodiment.
The length value of the magnetic drives element 2-10 is A1, A1Span be 39 ~ 45mm, A in present embodiment1Take
It is worth for 42mm.Described magnetic drives element 2-10 fan-shaped neck 2-10-2 along outline it is circumferentially distributed for n arrange, n be more than
Integer equal to 1.Piezoelectric element 2-12-2 length on the piezo-electric generating component 2-12 is A2, A2Span for 12 ~
16mm, A in present embodiment2Value be 12mm, the piezoelectric element 2-12-2 on the piezo-electric generating component 2-12 is wide
Spend for A3, A3Span be 8 ~ 12mm, A in present embodiment3Value be 8mm.
Operation principle：The pressure energy of gas can be converted into electric energy using piezoelectric element 2-12-2 direct piezoelectric effect, this
The gases at high pressure impact of low frequency in pneumatic system can be converted into high frequency by the designed air flow impact type raising frequency piezoelectric element 2 of invention
The mechanical oscillation of rate, when gases at high pressure blow drive link 2-4, the mass 2-4-2 of drive link end stirs drive block 2-5 rush
Making its vibration, drive block 2-5 drives double hook spring 2-9 that mechanical oscillation frequencies amplification is delivered on magnetic drives element 2-10,
Make its produce it is high-frequency vibration and with the piezo-electric generating component 2-12 phase mutual excitations of surrounding, make piezo-electric generating component 2-12 by
Press, the piezoelectric element 2-12-2 on piezo-electric generating component 2-12, which is pressurized, to be produced deformation and produce electricity by direct piezoelectric effect
Can, exported with the dither that this reaches under low frequency environments.The advantage of air flow impact type raising frequency piezoelectric element 2 is that it is used
Elastic structure for amplifying, low frequency gas shock is converted into the mechanical oscillation of high frequency using magnetic force and carries out the hair of high efficiency continuation
Electricity, the more powerful of electric energy is captured, it is more efficient.
In summary the content, a kind of air flow impact type liter for the energy supply of low power dissipation electron element that the present invention designs
Frequency piezoelectric generating device, the gas shock of low frequency can be converted into the mechanical oscillation of high frequency, and to the piezoelectricity of high-frequency mechanical vibration
Electrification component carries out piezoelectric energy collection, can significantly increase the power output of piezoelectric generating device, and significantly improving prisoner can efficiency.Can
Continuously and effectively energized for low power dissipation electron equipment, have to the intelligent level for improving industrial manufacturing equipment technology and promote to make
With.
Claims (5)
- A kind of 1. air flow impact type raising frequency piezoelectric generating device for the energy supply of low power dissipation electron element, it is characterised in that the piezoelectricity TRT is by tracheae attachment means（1）, air flow impact type raising frequency piezoelectric element（2）And holding screw（3）Composition, wherein tracheae Attachment means（1）With air flow impact type raising frequency piezoelectric element（2）Pass through holding screw（3）It is fastenedly connected；The tracheae connection dress Put（1）Lower tube wall on be evenly arranged through hole I（1-1）；The air flow impact type raising frequency piezoelectric element（2）Including shell（2- 1）, fix bar I（2-2）, tightening pin I（2-3）, poke rod（2-4）, drive block（2-5）, steady pin（2-6）, fix bar II（2- 7）, tightening pin II（2-8）, double hook spring（2-9）, magnetic drives element（2-10）, sector electromagnet（2-11）, piezo-electric generating component （2-12）, single hook spring（2-13）, end cap（2-14）And fixing screws（2-15）；The shell（2-1）With tracheae attachment means （1）In holding screw（3）In the presence of be fixedly connected, the fix bar I（2-2）Pass through tightening pin I（2-3）It is fixed on shell （2-1）Inside, the poke rod（2-4）With fix bar I（2-2）Gap coordinates, and makes it can be in fix bar I（2-2）It is upper freely to turn It is dynamic, the drive block（2-5）With fix bar II（2-7）Gap coordinates, and makes it can be in fix bar II（2-7）It is upper freely to rotate, institute State steady pin（2-6）It is fixed on fix bar II（2-7）Middle part is to limit drive block（2-5）Axial displacement, the fix bar II（2- 7）Pass through tightening pin II（2-8）It is fixed on shell（2-1）Middle part, the double hook spring（2-9）Drive block is connected respectively（2-5）'s Lower end and magnetic drives element（2-10）Upper end, the sector electromagnet（2-11）Magnetic drives element is fixed on by gluing （2-10）It is in circumferentially distributed, the piezo-electric generating component on outer surface（2-12）It is fixed on shell（2-1）Inwall, the single hook Spring（2-13）With magnetic drives element（2-10）Bottom connection, the end cap（2-14）With shell（2-1）Pass through fixed spiral shell Nail（2-15）It is fastenedly connected.
- A kind of 2. air flow impact type raising frequency piezo-electric generating dress for the energy supply of low power dissipation electron element according to claim 1 Put, it is characterised in that the through hole I（1-1）It is evenly arranged in tracheae attachment means（1）Lower tube wall on.
- A kind of 3. air flow impact type raising frequency piezo-electric generating dress for the energy supply of low power dissipation electron element according to claim 1 Put, it is characterised in that the shell（2-1）Including screwed hole I（2-1-1）, semicircle neck I（2-1-2）, semicircle neck II （2-1-3）, fixed card slot（2-1-4）With through hole IV（2-1-5）, the screwed hole I（2-1-1）Positioned at shell（2-1）Inside In circumferentially distributed；The semicircle neck I（2-1-2）Positioned at screwed hole I（2-1-1）Lower section and on shell（2-1）In Mandrel is symmetric, and it is provided centrally with through hole II（2-1-2-1）；The semicircle neck II（2-1-3）Positioned at semicircle Neck I（2-1-2）Lower section and on shell（2-1）Central shaft be symmetric, it is provided centrally with through hole III（2-1-3- 1）；The fixed card slot（2-1-4）Positioned at shell（2-1）Inwall on and be uniformly distributed along Internal periphery, the through hole IV（2-1- 5）Positioned at shell（2-1）Bottom is in circumferentially distributed, itself and end cap（2-14）The screwed hole II of setting（2-14-2）Coordinate, and pass through Fixing screws（2-15）It is attached；The fix bar I（2-2）Positioned at shell（2-1）Inside, it is provided at both ends with through hole V （2-2-1）, can be with through hole II（2-1-2-1）Coordinate, and pass through tightening pin I（2-3）It is fixed on shell（2-1）On, it is described Fix bar I（2-2）Middle part is provided with neck（2-2-2）；The poke rod（2-4）Middle part be provided with holding ring（2-4-1）, it is described Holding ring（2-4-1）With neck（2-2-2）Gap coordinates, and makes poke rod（2-4）Can be in neck（2-2-2）It is upper freely to rotate and not Generation axial displacement, the poke rod（2-4）Bottom is provided with mass（2-4-2）, plectrum can be stirred（2-5-1）To transmit machinery Vibration；The drive block（2-5）Positioned at shell（2-1）Inside, its upper end are provided with plectrum（2-5-1）, the drive block（2-5） Middle part be provided with through hole VI（2-5-2）, the through hole VI（2-5-2）With fix bar II（2-7）Gap coordinates, and makes drive block （2-5）Can be around fix bar II（2-7）Freely rotate, the drive block（2-5）Bottom be provided with blind hole I（2-5-3）, the biography Motion block（2-5）Bottom center be provided with clip I（2-5-4）；The steady pin（2-6）With fix bar II（2-7）Round pin Hole（2-7-2）It is fixedly connected；The fix bar II（2-7）Positioned at shell（2-1）Middle part, its one end are provided with fixing axle（2-7- 1）, the fixing axle（2-7-1）With steady pin（2-6）Limit drive block（2-5）Axial displacement, the fix bar II（2-7） Middle part be provided with pin hole（2-7-2）, the fix bar II（2-7）Both ends are provided with through hole VII（2-7-3）, the through hole Ⅶ（2-7-3）With through hole III（2-1-3-1）Coordinate, and pass through tightening pin II（2-8）Installation is fixed, and realizes fix bar II（2-7） With shell（2-1）Fixation；The double hook spring（2-9）Positioned at blind hole I（2-5-3）Inside, the double hook spring（2-9）It is upper End is provided centrally with stay hook I（2-9-1）, itself and drive block（2-5）Clip I（2-5-4）Connection, the double hook spring （2-9）Lower end be provided centrally with stay hook II（2-9-2）, itself and magnetic drives element（2-10）Clip II（2-10-1） Connection；The magnetic drives element（2-10）Upper end center be provided with clip II（2-10-1）, the magnetic drives element （2-10）Outer surface it is circumferentially distributed fan-shaped neck（2-10-2）, the magnetic drives element（2-10）Lower end it is centrally disposed There is clip III（2-10-3）；The sector electromagnet（2-11）It is gluing to be connected to fan-shaped neck（2-10-2）On；The piezoelectricity hair Electrical component（2-12）It is provided with fixed block（2-12-1）, piezoelectric element（2-12-2）And magnetic patch（2-12-3）, the fixed block（2- 12-1）Positioned at piezo-electric generating component（2-12）Rear end, itself and shell（2-1）Fixed card slot（2-1-4）Between carry out gluing connection, The piezoelectric element（2-12-2）Positioned at piezo-electric generating component（2-12）Front end, itself and piezo-electric generating component（2-12）Between use Epoxide-resin glue carries out gluing connection, the magnetic patch（2-12-3）Positioned at piezoelectric element（2-12-2）Front end, itself and piezoelectric element （2-12-2）Between gluing connection；The single hook spring（2-13）The center of upper end is provided with stay hook III（2-13-1）, it is described solid Determine hook III（2-13-1）With clip III（2-10-3）Connection；The end cap（2-14）Central upper portion be provided with blind hole II（2-14- 1）, the blind hole II（2-14-1）Single hook spring can be fixed（2-13）And its horizontal displacement is limited, the end cap（2-14）Side Face is provided with screwed hole II（2-14-2）In circumferentially distributed, itself and shell（2-1）The through hole IV of setting（2-1-5）Pass through fixing screws （2-15）It is fixedly connected, realizes end cap（2-14）With shell（2-1）Installation fix.
- A kind of 4. air flow impact type raising frequency piezo-electric generating dress for the energy supply of low power dissipation electron element according to claim 1 Put, it is characterised in that described air flow impact type raising frequency piezoelectric element（2）In drive block（2-5）Provided with plectrum（2-5-1）, institute State plectrum（2-5-1）With length value h, the plectrum（2-5-1）Ratio with width value b, b and h is K=b/h, K value The scope of satisfaction is 0.7 ~ 0.8；Described magnetic drives element（2-10）Length value be A1, A1Span for 39 ~ 45mm；Described magnetic drives element（2-10）Fan-shaped neck（2-10-2）Along outline be uniformly distributed for n arrange, n be more than Integer equal to 1；The piezo-electric generating component（2-12）On piezoelectric element（2-12-2）Length is A2, A2Span be 12 ~ 16mm, the piezo-electric generating component（2-12）On piezoelectric element（2-12-2）Width is A3, A3Span for 8 ~ 12mm；The fixed card slot（2-1-4）Arranged provided with q, for each column along inwall circumferentially p, q and p are whole more than or equal to 1 Number.
- A kind of 5. air flow impact type raising frequency piezo-electric generating dress for the energy supply of low power dissipation electron element according to claim 1 Put, it is characterised in that the piezoelectric element（2-12-2）From piezoelectric ceramic piece PZT or flexible piezoelectrics strong, toughness is big PVDF。
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109861585A (en) * | 2019-04-11 | 2019-06-07 | 长春工业大学 | A kind of double acting piezoelectric generating device |
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| US20150126889A1 (en) * | 2013-11-04 | 2015-05-07 | South Jersey Engineering & Research, LLC | Spirometer comprising piezoelectric sensor |
| CN106301074A (en) * | 2016-09-14 | 2017-01-04 | 长春工业大学 | A kind of fan blade rotating dynamic formula piezoelectric generator of annular space jet excitation |
| CN106329992A (en) * | 2016-09-14 | 2017-01-11 | 长春工业大学 | Double-jet opening jet excitation toggle-type piezoelectric power generating device |
| CN106357155A (en) * | 2016-09-14 | 2017-01-25 | 长春工业大学 | Stepped porous grid excitation type piezoelectric generator for supplying energy to low-power-consumption devices |
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| US20150126889A1 (en) * | 2013-11-04 | 2015-05-07 | South Jersey Engineering & Research, LLC | Spirometer comprising piezoelectric sensor |
| CN106301074A (en) * | 2016-09-14 | 2017-01-04 | 长春工业大学 | A kind of fan blade rotating dynamic formula piezoelectric generator of annular space jet excitation |
| CN106329992A (en) * | 2016-09-14 | 2017-01-11 | 长春工业大学 | Double-jet opening jet excitation toggle-type piezoelectric power generating device |
| CN106357155A (en) * | 2016-09-14 | 2017-01-25 | 长春工业大学 | Stepped porous grid excitation type piezoelectric generator for supplying energy to low-power-consumption devices |
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| CN109861585A (en) * | 2019-04-11 | 2019-06-07 | 长春工业大学 | A kind of double acting piezoelectric generating device |
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