CN112879230B - Power generation equipment based on piezoelectric material - Google Patents

Power generation equipment based on piezoelectric material Download PDF

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Publication number
CN112879230B
CN112879230B CN202110119252.6A CN202110119252A CN112879230B CN 112879230 B CN112879230 B CN 112879230B CN 202110119252 A CN202110119252 A CN 202110119252A CN 112879230 B CN112879230 B CN 112879230B
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China
Prior art keywords
plate
impeller
groove
pushing mechanism
block
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CN202110119252.6A
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Chinese (zh)
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CN112879230A (en
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张素梅
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Shanxi Senjieyuan Technology Co ltd
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Shanxi Senjieyuan Technology Co ltd
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
    • F03D9/20—Wind motors characterised by the driven apparatus
    • F03D9/25—Wind motors characterised by the driven apparatus the apparatus being an electrical generator
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D3/00—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor 
    • F03D3/002—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor  the axis being horizontal
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D3/00—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor 
    • F03D3/02—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor  having a plurality of rotors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D3/00—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor 
    • F03D3/06—Rotors
    • F03D3/061—Rotors characterised by their aerodynamic shape, e.g. aerofoil profiles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D3/00—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor 
    • F03D3/06—Rotors
    • F03D3/062—Rotors characterised by their construction elements
    • 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
    • H02N2/185—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing electrical output from mechanical input, e.g. generators using fluid streams
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/72—Wind turbines with rotation axis in wind direction
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/74—Wind turbines with rotation axis perpendicular to the wind direction

Abstract

The invention discloses power generation equipment based on piezoelectric materials, which structurally comprises supporting plates, impellers and a power generator, wherein the impellers are connected and installed between the supporting plates, the power generator is arranged on the right side surface of the supporting plate on the right side, the impellers are provided with a pushing mechanism, a limiting strip and a rotating rod, the pushing mechanism is sleeved inside the surfaces of the impellers, the gravity of the impellers is increased due to the fact that rainwater is accumulated in grooves in rainy days and the discharging speed is slow, liquid in the grooves of the impellers is pushed to flow through a push plate in the pushing mechanism, the gravity of the impellers can be reduced, the rotating speed is increased under the action of wind power, the rotating speed of the rotating rod is increased, the discharging speed of piezoelectric plates is increased, a small amount of liquid is retained in the inner walls of the pushing mechanism and the grooves, a drainage groove is formed in the push plate, airflow between the push plate and a supporting block flows and diffuses along the drainage groove, evaporation of the liquid which is not completely discharged inside the grooves of the impellers can be accelerated, and the gravity of the impellers can be reduced.

Description

Power generation equipment based on piezoelectric material
Technical Field
The invention belongs to the field of piezoelectric materials, and particularly relates to power generation equipment based on a piezoelectric material.
Background
The wind driven generator is used for generating electricity, the impeller is acted by wind force to drive the rotating rod to rotate, the rotating rod impacts the piezoelectric patches in the generator, so that the piezoelectric patches are subjected to discharge at two ends of a driving force, and electric energy generated by the piezoelectric patches is transmitted and collected through a lead; when a wind driven generator is used for generating electricity in the prior art, in order to increase the stress area of the impeller, the surface of the impeller is concave, rainwater is accumulated in the groove in rainy days, the discharge speed is slow, the gravity of the impeller is increased, the rotation speed is slowed down under the action of wind power, the rotation speed of the rotating rod is slowed down, and the discharge speed of the piezoelectric plate is slowed down along with the rotation speed.
Disclosure of Invention
In order to solve the problems that when a wind driven generator is used for generating electricity, in order to increase the stress area of an impeller, the surface of the impeller is concave, rainwater is accumulated in a groove in rainy days and is discharged slowly, so that the gravity of the impeller is increased, and the rotation speed is reduced under the action of wind power, so that the rotation speed of a rotating rod is reduced, and the discharge speed of a piezoelectric sheet is reduced along with the reduction, the invention provides power generation equipment based on a piezoelectric material.
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a power generation facility based on piezoelectric material, its structure includes backup pad, impeller, generator, the impeller links up and installs between the backup pad, the generator sets up the backup pad right flank on the right side.
The impeller is equipped with pushing mechanism, spacing, dwang, pushing mechanism overlaps at impeller surface inside, spacing connection is between pushing mechanism bottom surface and impeller surface inside, the dwang presss from both sides the middle part between the impeller.
The power generator is provided with a piezoelectric sheet and a reset strip, the piezoelectric sheet is installed inside the power generator through the reset strip, and the rotating rod penetrates through the middle of the supporting plate on the right side to be movably matched with the piezoelectric sheet.
As a further improvement of the invention, the pushing mechanism is provided with a supporting block, an elastic block, a push plate and a telescopic plate, the supporting block is positioned in the middle of the pushing mechanism, the push plate is arranged on the upper surface and the lower surface of the supporting block through the elastic block, the telescopic plate is clamped on the inner wall between the two ends of the push plate, the push plate is respectively movably matched with the three same elastic blocks, and the telescopic plate is a folding plate made of rubber.
As a further improvement of the invention, the push plate is provided with a movable groove, a support rod, a connecting shaft, four support bars and four drainage grooves, wherein the movable groove is formed between the middle part and the surface in the right side of the push plate, the left end of the support rod is connected and installed in the middle part of the inner wall of the movable groove through the connecting shaft, the support bars are connected between the inner wall of the movable groove and the support rod, the contact plate is fixed at the right end of the support rod, the drainage grooves penetrate through the surfaces of the two sides of the push plate and are positioned above and below the movable groove, and the four support bars are vertically and symmetrically distributed.
As a further improvement of the invention, the contact plate is provided with a connecting block, a plate body, a rotating shaft, an elastic strip and a pushing plate, wherein the connecting block is positioned in the middle of the left side of the contact plate, the plate body is connected to the right side surface of the connecting block in a connecting way through the rotating shaft, the elastic strip is clamped between the upper end surface and the lower end surface of the connecting block and the left side surface of the plate body, the pushing plate is connected with the right side surface of the plate body, and the outer wall of the pushing plate is an uneven surface.
As a further improvement of the drainage device, the drainage groove is provided with two clamping plates, a connecting shaft and two rebounding blocks, the clamping plates are connected and installed on the inner wall of the right end of the drainage groove through the connecting shaft, the rebounding blocks are respectively fixed on the inner wall of the drainage groove and located on the right side of the clamping plates, and the two clamping plates are distributed vertically and symmetrically.
As a further improvement of the invention, the clamping plate is provided with a plate, magnetic blocks and a connecting block, the plate is positioned below the clamping plate, the magnetic blocks are fixed at the top end of the plate through the connecting block, and the magnetic blocks between the clamping plates are opposite in magnetism.
As a further improvement of the invention, the plate is provided with a matching groove, a rebound plate and a telescopic rod, the matching groove is sunken in the middle of the bottom surface of the plate, the rebound plate is sleeved in the matching groove, the telescopic rod is installed between the middle of the inner side of the rebound plate and the inner wall of the matching groove, and the matching groove is sunken arc-shaped.
Advantageous effects
Compared with the prior art, the invention has the following beneficial effects:
1. because the rainy day rainwater piles up discharge velocity in the recess slowly, leads to the gravity of impeller to strengthen, liquid promotion flow in with the impeller recess through the push pedal among the pushing mechanism can alleviate the gravity of impeller for slew velocity accelerates when receiving the effect of wind-force, thereby the rotational speed of dwang is accelerated, is favorable to the discharge velocity of piezoelectric patches to accelerate.
2. Because a small amount of liquid is detained in the inner wall of pushing mechanism and recess, is equipped with the drainage groove through the push pedal, and the air current between push pedal and the supporting shoe is along the diffusion of drainage groove flow, can accelerate the inside liquid moisture evaporation of discharging not completely of recess of impeller, is favorable to alleviateing the gravity of impeller.
Drawings
Fig. 1 is a schematic structural diagram of a power generation device based on piezoelectric materials.
Fig. 2 is a schematic structural diagram of a top view cross section of an impeller and a generator movably matched according to the invention.
FIG. 3 is a schematic top view of a pushing mechanism according to the present invention.
FIG. 4 is a schematic side sectional structural view of a push plate according to the present invention.
Fig. 5 is a side view of a contact plate according to the present invention.
FIG. 6 is a schematic structural view of the inside of a drainage groove of the present invention.
FIG. 7 is a side view of a card of the present invention.
Fig. 8 is a side view of the plate of the present invention.
In the figure: the device comprises a supporting plate-1, an impeller-2, a power generator-3, a pushing mechanism-21, a limiting strip-22, a rotating rod-23, a piezoelectric sheet-31, a resetting strip-32, a supporting block-a 1, an elastic block-a 2, a pushing plate-a 3, an expansion plate-a 4, a movable groove-s 1, a supporting rod-s 2, a connecting shaft-s 3, a supporting strip-s 4, a contact plate-s 5, a drainage groove-s 6, a connecting block-d 1, a plate body-d 2, a rotating shaft-d 3, an elastic strip-d 4, a pushing plate-d 5, a clamping plate-e 1, a connecting shaft-e 2, a rebounding block-e 3, a plate body-r 1, a magnetic block-r 2, a connecting block-r 3, a matching groove-t 1, a rebounding plate-t 2 and a telescopic rod-t 3.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
example 1:
as shown in figures 1 to 5:
the invention provides power generation equipment based on piezoelectric materials, which structurally comprises supporting plates 1, impellers 2 and a power generator 3, wherein the impellers 2 are connected and installed between the supporting plates 1, and the power generator 3 is arranged on the right side surface of the supporting plate 1 on the right side.
Impeller 2 is equipped with pushing mechanism 21, spacing 22, dwang 23, pushing mechanism 21 cover is inside impeller 2 surface, spacing 22 is connected between pushing mechanism 21 bottom surface and impeller 2 inside surface, dwang 23 presss from both sides the middle part between impeller 2.
The generator 3 is provided with a piezoelectric sheet 31 and a reset strip 32, the piezoelectric sheet 31 is installed inside the generator 3 through the reset strip 32, and the rotating rod 23 penetrates through the middle part of the supporting plate 1 on the right side to be movably matched with the piezoelectric sheet 31.
Wherein, pushing mechanism 21 is equipped with supporting shoe an 1, bullet piece a2, push pedal a3, expansion plate a4, supporting shoe a1 is located pushing mechanism 21 middle part, push pedal a3 passes through bullet piece a2 and installs surface about supporting shoe a1, expansion plate a4 presss from both sides the inner wall between push pedal a3 both ends, push pedal a3 respectively with three the same bullet piece a2 clearance fit, can increase the push pedal a2 to push pedal a 3's motive force, be favorable to push pedal a3 and impeller 2 surface internal contact, expansion plate a4 is the folding plateform of rubber material, has the elasticity, is favorable to expansion and flexible along with push pedal a 3's removal of expansion plate a4, and is favorable to blockking the rainwater, reduces the rainwater and gets into along pushing mechanism 21 both ends.
Wherein, push pedal a3 is equipped with movable groove s1, bracing piece s2, links up axle s3, support bar s4, contact plate s5, drainage groove s6, movable groove s1 is seted up in push pedal a3 right side between middle part and the surface, bracing piece s2 left end is installed at movable groove s1 inner wall middle part through linking up axle s3, support bar s4 is connected between movable groove s1 inner wall and bracing piece s2, contact plate s5 is fixed at bracing piece s2 right-hand member, drainage groove s6 passes push pedal a3 both sides surface, and is located movable groove s1 top and bottom, support bar s4 is equipped with four, is upper and lower symmetric distribution, is favorable to increasing the support bar s4 to the thrust of bracing piece s2, can make bracing piece s2 receive the thrust luffing motion of support bar s4 to drive contact plate s5 and impeller 2 surperficial internal friction.
Wherein, contact plate s5 is equipped with and links up piece d1, plate body d2, axis of rotation d3, bullet strip d4, slurcam d5, it is located contact plate s5 left side middle part to link up piece d1, plate body d2 links up through axis of rotation d3 and connects in linking up piece d1 right flank, bullet strip d4 presss from both sides between linking up piece d1 upper and lower end surface and plate body d2 left flank, slurcam d5 is connected with plate body d2 right flank, slurcam d5 is unevenness's surface for the outer wall, can increase slurcam d5 and 2 surperficial inside frictional forces of impeller, can evenly clear away the inside rainwater in 2 surperficial portions of impeller, reduces the rainwater and is detained at 2 surperficial insides of impeller.
The specific use mode and function of the embodiment are as follows:
in the invention, an impeller 2 of a wind driven generator is acted by wind power to rotate between supporting plates 1, the impeller 2 rotates to drive a rotating rod 23 to rotate to impact a piezoelectric plate 31 in the generator 3, so that the piezoelectric plate 31 is subjected to impact force to discharge, when the impeller 2 rotates, a pushing mechanism 21 moves along the outer part of a groove of the impeller 2 and is limited by a limiting strip 22, when the pushing mechanism 21 moves, an elastic block a2 pushes a push plate a3 by taking the supporting block 1a as a fulcrum, a contact plate s5 in the push plate a3 is contacted with the inner wall of the groove of the impeller 2, and an elastic strip d4 in the contact plate s5 pushes a plate body d2 to gradually form a vertical angle by taking a connecting block d1 and a rotating shaft d3 as fulcrums, can increase contact plate s5 and impeller 2's recess inner wall's area of contact, liquid through slurcam d5 with impeller 2's recess inner wall is promoted toward impeller 2 outside, along with contact plate s5 and impeller 2's recess inner wall contact, bracing piece s2 is swung in activity groove s1 as the fulcrum with linking axle s3, bracing piece s4 constantly promotes bracing piece s2 swing, the liquid shake that is favorable to contact plate s5 outer wall drops, push pedal a3 through among pushing mechanism 21 promotes the flow with the liquid in the impeller 2 recess, can alleviate impeller 2's gravity, slew velocity accelerates when accelerating the effect that receives wind-force, thereby accelerate dwang 23's rotational speed, be favorable to piezoelectric patches 31's discharge velocity to accelerate.
Example 2:
as shown in fig. 6 to 8:
the drainage groove s6 is provided with two clamping plates e1, a connecting shaft e2 and a rebounding block e3, the clamping plates e1 are connected through the connecting shaft e2 and installed on the inner wall of the right end of the drainage groove s6, the rebounding blocks e3 are fixed on the inner wall of the drainage groove s6 respectively and located on the right side of the clamping plates e1, the clamping plates e1 are symmetrically distributed up and down, rainwater can be blocked through the clamping plates e1, and rainwater backflow along the drainage groove s6 is reduced.
The clamping plate e1 is provided with a plate r1, a magnetic block r2 and a connecting block r3, the plate r1 is located below the clamping plate e1, the magnetic block r2 is fixed to the top end of the plate r1 through the connecting block r3, and the magnetic blocks r2 between the clamping plates e1 are opposite in magnetism, so that the clamping plates e1 are limited in a movable fit manner through attraction generated by the magnetic block r 2.
Wherein, plate r1 is equipped with cooperation groove t1, bounce board t2, telescopic link t3, cooperation groove t1 is sunken at plate r1 bottom surface middle part, bounce board t2 cover is inside cooperation groove t1, telescopic link t3 is installed between the inboard middle part of bounce board t2 and cooperation groove t1 inner wall, cooperation groove t1 is sunken arc form, is favorable to bounce piece e3 to enter into bounce piece e3 inside and bounce board t2 clearance fit, can increase the extrusion force that bounce board t2 received to increase bounce board t 2's bounce for cardboard e1 reset rate.
The specific use mode and function of the embodiment are as follows:
in the invention, when the pushing mechanism 21 moves in the groove of the impeller 2, the push plate a3 moves under the pushing force of the inner wall of the groove of the impeller 2, so that the airflow between the supporting block a1 and the push plate a3 flows to the drainage groove s6 under the extrusion force, the clamping plate e1 in the drainage groove s6 swings to the outside of the right end under the thrust of the airflow by taking the connecting shaft e2 as a fulcrum, the drainage groove s6 is smooth, the airflow is facilitated to pass through, the air flow in the groove of the impeller 2 is accelerated after the airflow is discharged, and the evaporation of moisture is accelerated, and rebound board t2 and telescopic link t3 and the cooperation piece e3 clearance fit production bounce-back in the plate body r 1's of cardboard e1 cooperation groove t1, make cardboard e1 reset, magnetic path r2 inter attraction between cardboard e1 is spacing to cardboard e1, make drainage groove s6 be closed form, be favorable to blockking liquid, it flows backwards to pushing mechanism 21 inside along drainage groove s6 to reduce liquid, be equipped with drainage groove s6 through push pedal a3, the air current between push pedal a3 and the supporting shoe a1 flows the diffusion along drainage groove s6, can accelerate inside the complete discharge's of recess liquid moisture evaporation of impeller 2, be favorable to alleviateing impeller 2's gravity.
The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention.

Claims (3)

1. The utility model provides a power generation facility based on piezoelectric material, its structure includes backup pad (1), impeller (2), generator (3), impeller (2) link up to be installed between backup pad (1), generator (3) set up backup pad (1) right flank on right side, its characterized in that:
the impeller (2) is provided with a pushing mechanism (21), a limiting strip (22) and a rotating rod (23), the pushing mechanism (21) is sleeved inside the surface of the impeller (2), the limiting strip (22) is connected between the bottom surface of the pushing mechanism (21) and the inside of the surface of the impeller (2), and the rotating rod (23) is clamped in the middle of the impeller (2);
the power generator (3) is provided with a piezoelectric sheet (31) and a reset strip (32), the piezoelectric sheet (31) is installed inside the power generator (3) through the reset strip (32), and the rotating rod (23) penetrates through the middle of the supporting plate (1) on the right side to be movably matched with the piezoelectric sheet (31);
the pushing mechanism (21) is provided with a supporting block (a 1), an elastic block (a 2), a pushing plate (a 3) and a telescopic plate (a 4), the supporting block (a 1) is located in the middle of the pushing mechanism (21), the pushing plate (a 3) is installed on the upper surface and the lower surface of the supporting block (a 1) through the elastic block (a 2), and the telescopic plate (a 4) is clamped on the inner wall between the two ends of the pushing plate (a 3);
the push plate (a 3) is provided with a movable groove (s 1), a support rod (s 2), a linking shaft (s 3), a support bar (s 4), a contact plate (s 5) and a drainage groove (s 6), the movable groove (s 1) is formed in the right side of the push plate (a 3) between the middle part and the surface, the left end of the support bar (s 2) is linked and installed in the middle part of the inner wall of the movable groove (s 1) through the linking shaft (s 3), the support bar (s 4) is connected between the inner wall of the movable groove (s 1) and the support bar (s 2), the contact plate (s 5) is fixed at the right end of the support bar (s 2), and the drainage groove (s 6) penetrates through the surfaces on the two sides of the push plate (a 3) and is located above and below the movable groove (s 1);
the contact plate (s 5) is provided with a connection block (d 1), a plate body (d 2), a rotating shaft (d 3), an elastic strip (d 4) and a pushing plate (d 5), the connection block (d 1) is located in the middle of the left side of the contact plate (s 5), the plate body (d 2) is connected to the right side face of the connection block (d 1) in a connection mode through the rotating shaft (d 3), the elastic strip (d 4) is clamped between the upper end surface and the lower end surface of the connection block (d 1) and the left side face of the plate body (d 2), and the pushing plate (d 5) is connected with the right side face of the plate body (d 2);
drainage groove (s 6) are equipped with cardboard (e 1), connecting axle (e 2), bounce-back piece (e 3), cardboard (e 1) link up through connecting axle (e 2) and install at drainage groove (s 6) right-hand member inner wall, bounce-back piece (e 3) are fixed respectively at drainage groove (s 6) inner wall, and are located cardboard (e 1) right side.
2. A piezoelectric material based power generation device as claimed in claim 1, wherein: the clamping plate (e 1) is provided with a plate (r 1), a magnetic block (r 2) and a connecting block (r 3), the plate (r 1) is located below the clamping plate (e 1), and the magnetic block (r 2) is fixed to the top end of the plate (r 1) through the connecting block (r 3).
3. A piezoelectric material based power generation device as claimed in claim 2, wherein: plate (r 1) is equipped with cooperation groove (t 1), bounce board (t 2), telescopic link (t 3), cooperation groove (t 1) is sunken in plate (r 1) bottom surface middle part, bounce board (t 2) cover is inside cooperation groove (t 1), telescopic link (t 3) are installed between bounce board (t 2) inboard middle part and cooperation groove (t 1) inner wall.
CN202110119252.6A 2021-01-28 2021-01-28 Power generation equipment based on piezoelectric material Active CN112879230B (en)

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US20100001646A1 (en) * 2008-07-02 2010-01-07 Chien-An Yu Device capable of generating electricity, and method of generating electricity
CN102332843B (en) * 2011-09-16 2013-11-06 大连理工大学 Symmetric rotation piezoelectric generation device
CN102801359A (en) * 2012-08-31 2012-11-28 长沙理工大学 Pressure-based wind power generation method and device
CN109915322B (en) * 2019-03-31 2020-06-12 烟台润丰新能源发展有限公司 Wind driven generator with brush holder for butt joint slot opening of paddle ball shaft and capable of preventing rainwater from permeating

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