CN206673858U - A kind of rotary transducing head of road generating piezo-electric generating - Google Patents
A kind of rotary transducing head of road generating piezo-electric generating Download PDFInfo
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- CN206673858U CN206673858U CN201720258168.1U CN201720258168U CN206673858U CN 206673858 U CN206673858 U CN 206673858U CN 201720258168 U CN201720258168 U CN 201720258168U CN 206673858 U CN206673858 U CN 206673858U
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Abstract
The utility model discloses a kind of rotary transducing head of road generating piezo-electric generating, including top plate, bottom plate and annulus side wall shape, the spherical end of universal threaded drive rod is arranged in the universal spacing hole on force bearing plate；Coordinate on the screw thread body of rod of described universal threaded drive rod and internal thread sun driving cog wheel disc is installed, planet carrier rotary cylinder is identical with the center of rotation of internal thread sun driving cog wheel disc；Described planet carrier rotate on drum outer wall along it is radially uniform it is radial be laid with multiple extrusion arms, the end set of extrusion arm has extruding termination；One chip type piezoelectric transducer is installed, termination is extruded when planet carrier rotary cylinder rotates to be contacted with the extruding of chip type piezoelectric transducer, and the flexural deformation of chip type piezoelectric transducer produces electric energy in a pair of electrodes neck of two neighboring electrode fixed mount.Device stress conversion effect of the present utility model is good, and energy conversion efficiency is high, and durability is very high, simple in construction, safe, easy to operate, be easy to repair.
Description
Technical field
The utility model belongs to field of road, is related to piezo-electric generating technology, and in particular to a kind of road generating pressure
Electric generation rotary formula transducing head.
Background technology
With petering out for the carbon stone energy, the research and utilization of new energy is extremely urgent.Piezoelectricity as clean energy resource
Power generation pavement technology can increasingly be entered by more and more extensive concern, the technology by piezo-electric effect to road face internal vibration energy
Row conversion is collected, cleanliness without any pollution, and economic benefit is huge.
At present, the transducer of piezo-electric generating technology application is mostly stack PZT (piezoelectric transducer) and Monolithic Piezoelectric transducer,
But stack PZT (piezoelectric transducer) is because cost is higher, the application of large area adds many costs in road engineering, and monolithic
Formula PZT (piezoelectric transducer) cost of manufacture is comparatively more cheap, and generating voltage is high, disclosure satisfy that the small-powers such as LED light group
The power consumption of electrical appliance.And the design of the known piezoelectric generating device based on Monolithic Piezoelectric transducer is mostly cantilever beam oscillator
Class, the power source stroke of vibration are not sufficiently stable, and so as to cause the deformation of transducer to differ, output is irregular, energy conversion efficiency is low
Under, in addition excess load running and generating function damage.Therefore it is high, resistance to that a kind of stress conversion stabilization, energy conversion efficiency are developed
The piezoelectric generating device that property is good long, is easy to repair is necessary.
The content of the invention
In view of the deficienciess of the prior art, the purpose of this utility model is, a kind of road generating is revolved with piezo-electric generating
Rotatable transducing head, solve load transformation efficiency and energy conversion efficiency during the Collection utilization of road vibrating machine energy
Undesirable technical problem.
In order to solve the above-mentioned technical problem, the utility model, which adopts the following technical scheme that, is achieved：
A kind of rotary transducing head of road generating piezo-electric generating, including top plate, bottom plate and connection top plate and bottom plate
Annulus side wall, top plate, bottom plate and annulus side wall form a columned dielectric chamber, in addition to universal threaded drive rod, institute
The universal threaded drive rod stated includes the screw thread body of rod, and the top of the screw thread body of rod is provided with spherical end, and the bottom of the screw thread body of rod adds
Work has square spacing hole；Described roof center position offers central through hole, and described bottom plate center is provided with square
Spacer pin, universal threaded drive rod through central through hole enter dielectric chamber in, universal threaded drive rod bottom it is square spacing
Hole coordinates with square spacer pin causes universal threaded drive rod to move axially so, and the first reset is cased with square spacer pin
Spring, one end of (the first back-moving spring are withstood on plate inner wall, and the other end of (the first back-moving spring withstands on universal threaded drive rod
Bottom；
The spherical end of described universal threaded drive rod is stretched out outside top plate, and spherical end is arranged on universal on force bearing plate
In spacing hole；
Coordinate on the screw thread body of rod of described universal threaded drive rod and internal thread sun driving cog wheel disc, universal spiral shell are installed
Line drive link axially elevating movement when can drive internal thread sun driving cog wheel disc with the center of universal threaded drive rod
Rotated centered on axis, internal thread sun driving cog wheel disc between planet pinion and planet carrier rotary cylinder by realizing gear
Transmission, planet carrier rotary cylinder are identical with the center of rotation of internal thread sun driving cog wheel disc；Described planet carrier rotates drum outer wall
On along it is radially uniform it is radial be laid with multiple extrusion arms, the end set of extrusion arm has extruding termination；
The electrode fixed mount of multiple insulation is uniformly laid with described annulus side wall, each motor fixing frame both sides are respectively opened
Provided with an electrode neck, a chip type piezoelectric transducer is installed in a pair of electrodes neck of two neighboring electrode fixed mount,
The number of chip type piezoelectric transducer is equal with the number for extruding termination, and extruding termination when planet carrier rotary cylinder rotates can be with sheet
PZT (piezoelectric transducer) extruding contact, the flexural deformation of chip type piezoelectric transducer produce electric energy；
The first conducting strip with chip type piezoelectric transducer upper surface, electrode neck are installed in described electrode neck
The second conducting strip contacted with chip type piezoelectric transducer lower surface is inside also equipped with, the upper surface of each chip type piezoelectric transducer is only
Being contacted with first conducting strip, the lower surface of each chip type piezoelectric transducer also only contacts with second conducting strip, and first
Conducting strip and the second conducting strip are transferred out electric energy by wire as two electrodes of chip type piezoelectric transducer.
The utility model also has following distinguishing feature：
A circle hard electrode retaining collar is provided with the inwall of described annulus side wall, described hard electrode retaining collar includes the first electricity
Pole layer and the second electrode lay, insulating barrier is provided between first electrode layer and the second electrode lay, each first conducting strip is by leading
Line is connected with first electrode layer, and each second conducting strip is connected by wire with the second electrode lay, first electrode layer and the second electricity
Pole layer is drawn electric energy from the wire outlet being arranged in annulus side wall by wire.
The distalmost end of each extruding termination is equal with the distance between the central axis of universal threaded drive rod, each sheet
PZT (piezoelectric transducer) is equal with the distance between the central axis of universal threaded drive rod.
The distance between the distalmost end of described extruding termination and the central axis of universal threaded drive rod are more than sheet pressure
The distance between central axis of electric transducer and universal threaded drive rod；The distalmost end of described extruding termination and universal screw thread
The distance between central axis of drive link than between the central axis of chip type piezoelectric transducer and universal threaded drive rod away from
From big 1mm~1.5mm.
Multiple guide extension bars are also uniformly laid between described force bearing plate and top plate, one end of guide extension bar is with holding
Power plate is fixedly connected, and the other end of guide extension bar is fixedly connected with top plate.
Second back-moving spring is cased with described guide extension bar, one end of second back-moving spring is withstood on force bearing plate, the
The other end of two back-moving springs is withstood on top plate.
Annular stop neck, described top plate are provided with the top and bottom of described internal thread sun driving cog wheel disc
Spacing annular stop clamp rail is engaged with annular stop neck with being provided with bottom plate.
Described planet pinion is arranged on the dielectric chamber between top plate and bottom plate by planet pinion rotating shaft
It is interior.
Described planet carrier rotary cylinder is arranged on insulation by the planet carrier rotary cylinder guide rail being arranged on top plate and bottom plate
In cavity.
It is bolted to connection between described top plate, bottom plate and annulus side wall.
Described extruding termination is spherical.
The utility model compared with prior art, has the following technical effect that：
(I) device stress conversion effect of the present utility model is good, and energy conversion efficiency is high, and durability is very high, simple in construction,
It is safe, easy to operate, be easy to repair.
(II) multiple directions load is converted into Vertical Load by device of the present utility model by way of Universal drive, should
Power changing effect is good.
(III) device of the present utility model is disposed with multiple monolithic piezoelectric transducers, and generate electricity production simultaneously when rotor rotates
Can, energy conversion efficiency is high.
(IV) the chip type piezoelectric transducer deformation quantity of the utility model device is fixed 1mm, and moderate finite deformation will not occur
And causing functional damage, durability is very high.
(V) device of the present utility model adapts to different numbers, length, the chip type piezoelectric transducer of width, and number is unlimited
Number in accompanying drawing.
(VI) device exterior of the present utility model is the hard material of high intensity, high intensity, good endurance, recyclable sharp again
With.
(VII) the utility model can be widely used for road engineering, such as pavement, runway road surface, deceleration strip, charge stop
Face or non-motor vehicle road surface, load transformation efficiency is high, energy conversion efficiency is high, has very high durability, installation is simply
It is convenient, for ease of maintenaince.
Brief description of the drawings
Fig. 1 is the front cross-sectional structural representation of the present apparatus.
Fig. 2 is the dielectric chamber internal structure schematic diagram of the present apparatus.
Fig. 3 is the overlooking the structure diagram of top plate.
Fig. 4 is the overlooking the structure diagram of bottom plate.
Fig. 5 is the structural representation of internal thread central gear disk.
Fig. 6 is the structural representation of universal threaded drive rod.
Fig. 7 is the structural representation of electrode fixed mount.
Fig. 8 is the scheme of installation of chip type piezoelectric transducer.
The implication of each label is in figure：1- top plates, 2- bottom plates, 3- connection top plates, 4- dielectric chambers, the universal screw threads of 5-
Drive link, (5-1)-screw thread body of rod, (5-2)-spherical end, (5-3)-square spacing hole, 6- central through holes, 7- are square spacing
Pin, 8- (the first back-moving springs, 9- force bearing plates, the universal spacing holes of 10-, 11- internal thread sun driving cog wheel discs, 12- Gear Planet Transmissions
Gear, 13- planet carrier rotary cylinders, 14- extrusion arms, 15- extruding termination, 16- electrode fixed mounts, 17- electrode necks, 18- sheets
PZT (piezoelectric transducer), the conducting strips of 19- first, the conducting strips of 20- second, 21- wires, 22- hard electrode retaining collars, (22-1)-first electrode
Layer, (22-2)-the second electrode lay, (22-3)-insulating barrier, 23- wire outlets, 24- guide extension bars, 25- second back-moving springs,
26- annular stop necks, 27- annular stop clamp rails, 28- planet pinion rotating shafts, 29- planet carrier rotary cylinder guide rails, 30- spiral shells
Bolt.
Explanation is further explained in detail to particular content of the present utility model with reference to embodiments.
Embodiment
Specific embodiment of the utility model given below is, it is necessary to which explanation is that the utility model is not limited to following tool
Body embodiment, all equivalents done on the basis of technical scheme each fall within the scope of protection of the utility model.
Embodiment：
Above-mentioned technical proposal is deferred to, as shown in Figures 1 to 8, the present embodiment provides a kind of road generating and revolved with piezo-electric generating
Rotatable transducing head, including top plate 1, bottom plate 2 and the annulus side wall 3 of connection top plate 1 and bottom plate 2, top plate 1, bottom plate 2 and annulus side
Wall 3 forms a columned dielectric chamber 4, in addition to universal threaded drive rod 5, described universal threaded drive rod 5 include
Screw thread body of rod 5-1, the screw thread body of rod 5-1 top are provided with spherical end 5-2, and screw thread body of rod 5-1 bottom is machined with square limit
Position hole 5-3；The described center of top plate 1 offers central through hole 6, and the described center of bottom plate 2 is provided with square spacing
Pin 7, universal threaded drive rod 5 through central through hole 6 enter dielectric chamber 4 in, the universal bottom of threaded drive rod 5 it is square spacing
Hole 5-3 and square spacer pin 7, which coordinate, causes universal threaded drive rod 5 to move axially so, and the is cased with square spacer pin 7
One back-moving spring 8, one end of (the first back-moving spring 8 are withstood on the inwall of bottom plate 2, and the other end of (the first back-moving spring 8 withstands on universal
The bottom of threaded drive rod 5；
The spherical end 5-2 of described universal threaded drive rod 5 is stretched out outside top plate 1, and spherical end 5-2 is arranged on load
In universal spacing hole 10 on plate 9；
Coordinate on the screw thread body of rod 5-1 of described universal threaded drive rod 5 and internal thread sun driving cog wheel disc 11 be installed,
Universal threaded drive rod 5 axially elevating movement when can drive internal thread sun driving cog wheel disc 11 with universal screw-driven
Rotated centered on the central axis of bar 5, internal thread sun driving cog wheel disc 11 is rotated by planet pinion 12 and planet carrier
Gear drive is realized between cylinder 13, and planet carrier rotary cylinder 13 is identical with the center of rotation of internal thread sun driving cog wheel disc 11；Institute
On the outer wall of planet carrier rotary cylinder 13 stated along it is radially uniform it is radial be laid with multiple extrusion arms 14, the end of extrusion arm 14 is set
It is equipped with extruding termination 15；
The electrode fixed mount 16 of multiple insulation, each 16 liang of motor fixing frame are uniformly laid with described annulus side wall 3
Side respectively offers an electrode neck 17, and a sheet is provided with a pair of electrodes neck 17 of two neighboring electrode fixed mount 16
PZT (piezoelectric transducer) 18, the number of chip type piezoelectric transducer 18 is equal with the number for extruding termination 15, and planet carrier rotary cylinder 13 rotates
When extrude termination 15 can with chip type piezoelectric transducer 18 extrude contact, the flexural deformation of chip type piezoelectric transducer 18 produce electric energy；
The first conducting strip 19 with the upper surface of chip type piezoelectric transducer 18, electrode card are installed in electrode neck 17
The second conducting strip 20 contacted with the lower surface of chip type piezoelectric transducer 18, each chip type piezoelectric transducer are also equipped with groove 17
18 upper surface only contacts with first conducting strip 19, the lower surface of each chip type piezoelectric transducer 18 also only with one second
Conducting strip 20 contacts, the first conducting strip 19 and the second conducting strip 20 as chip type piezoelectric transducer 18 two electrodes by leading
Line 21 transfers out electric energy.
As a kind of preferred scheme, a circle hard electrode retaining collar 22, described hard electricity are provided with the inwall of annulus side wall 3
Polar ring 22 includes first electrode layer 22-1 and the second electrode lay 22-2, between first electrode layer 22-1 and the second electrode lay 22-2
Insulating barrier 22-3 is provided with, each first conducting strip 19 is connected by wire 21 with first electrode layer 22-1, and each second is conductive
Piece 20 is connected by wire 21 with the second electrode lay 22-2, and first electrode layer 22-1 and the second electrode lay 22-2 will by wire 21
Electric energy is drawn from the wire outlet 23 being arranged in annulus side wall 3.Hard electrode retaining collar 22 can avoid the extraction band of a plurality of wire
The confusion come, being stably connected with for multiple spot output is also can guarantee that, avoid open circuit caused by the reasons such as broken string.Wire outlet 23 is in wire
After 21 extractions encapsulation process is carried out with rubber-like fluid sealant.
Specifically, each the distance between distalmost end and central axis of universal threaded drive rod 5 of extruding termination 15 phase
Deng each chip type piezoelectric transducer 18 is equal with the distance between the central axis of universal threaded drive rod 5.Extrude termination 15
The distance between central axis of distalmost end and universal threaded drive rod 5 is more than chip type piezoelectric transducer 18 and universal screw-driven
The distance between central axis of bar 5；The distalmost end of described extruding termination 15 and the central axis of universal threaded drive rod 5 it
Between distance it is bigger 1mm~1.5mm than the distance between central axis of chip type piezoelectric transducer 18 and universal threaded drive rod 5,
It is preferred that 1mm, when being rotated so as to planet carrier rotary cylinder 13, extruding termination 15 at chip type piezoelectric transducer 18 to it by that can apply
Extruding force, then ensure that 1mm vertical fixed deformation occurs for chip type piezoelectric transducer 18, to prevent the excessive generating function of deformation quantity
Property damage.
As a kind of preferred scheme, multiple guide extension bars 24, this reality are also uniformly laid between force bearing plate 9 and top plate 1
Apply and a kind of preferred scheme is used as in example, guide extension bar 24 is four, and one end of guide extension bar 24 is fixed with force bearing plate 9 to be connected
Connect, the other end of guide extension bar 24 is fixedly connected with top plate 1.Guide extension bar 24 enables to the external world to be applied to force bearing plate 9
On power more balancedly pass to universal threaded drive rod 5.
As a kind of more preferably scheme, second back-moving spring 25 is cased with guide extension bar 24, second back-moving spring 25
One end is withstood on force bearing plate 9, and the other end of second back-moving spring 25 is withstood on top plate 1.Second back-moving spring 25 can assist in
One back-moving spring 8 is better achieved after universal threaded drive rod 5 is accepted and returns back to initial position.
The top and bottom of internal thread sun driving cog wheel disc 11 are provided with annular stop neck 26, described top plate 1
Spacing annular stop clamp rail 27 is engaged with annular stop neck 26 with being provided with bottom plate 2.Increase the internal thread sun to pass
The stability of the rotation process of moving teeth wheel disc 11.
Planet pinion 12 is arranged on the dielectric chamber 4 between top plate 1 and bottom plate 2 by planet pinion rotating shaft 28
It is interior.
Planet carrier rotary cylinder 13 is arranged on insulation by the planet carrier rotary cylinder guide rail 29 being arranged on top plate 1 and bottom plate 2
In cavity 4.Increase the stability in the rotation process of planet carrier rotary cylinder 13.
It is fixedly connected between top plate 1, bottom plate 2 and annulus side wall 3 by bolt 30, the internal structure of installation and replacing easy to disassemble
Part.
Termination 15 is extruded to be spherical, chip type piezoelectric will not be damaged in friction process changes being contacted with chip type piezoelectric transducer 18
Can device 18.
The internal thread on external screw thread and internal thread sun driving cog wheel disc 11 on universal threaded drive rod 5 is high intensity
Screw thread made of steel, screw thread will not produce destruction during ensureing screw-driven.
Installation process：
Step 1, planet carrier rotary cylinder 13, planet pinion 12 and internal thread sun driving cog wheel disc 11 are filled successively
Enter on bottom plate 2 in corresponding planet carrier rotary cylinder guide rail 29, planet pinion rotating shaft 28 and annular stop clamp rail 27, each
Lubricant is added between individual collar, axle and driving cog.
Step 2, is close to annulus side wall 3 by hard electrode retaining collar 22 and installs, and each first conducting strip 19 is connected by wire 21
With the second conducting strip 20, then chip type piezoelectric transducer 18 is fitted into electrode neck 17, notices that the installation direction of electrode wants one
Cause.
Step 3, the annulus side wall 3 for installing wire 21 and chip type piezoelectric transducer 18 is put on bottom plate 2, found pair
Position bolt 30 is answered to fix annulus side wall 3 and bottom plate 2.
Step 4, the spherical end 5-2 of universal threaded drive rod 5 is fitted into the universal spacing hole 10 of force bearing plate 9.
Step 5, the force bearing plate 10 connected and universal threaded drive rod 5 are positioned over the top of top plate 1, pay attention to universal spiral shell
Line drive link 5 passes through central through hole 6, and second back-moving spring 25 is inserted in outside guide extension bar 24, then welding or other companies
The both ends that the mode of connecing is directed to expansion link 24 are fixedly connected with the top plate 1 of force bearing plate more than 9.
Step 5, the force bearing plate 9 connected, top plate 1 are positioned over to the annulus side wall connected with universal threaded drive rod 5
3 with above lower plate 2, paying attention to the square spacing hole 5-3 of universal threaded drive rod 5 and the 7 supporting peace of square spacer pin on bottom plate 2
Dress, (the first back-moving spring 8 are enclosed on square spacer pin 7, and top plate is connected fastening by capturing position bolt 30 with annulus side wall 3.
Use process：
In use, by device be arranged on road below, when have vehicle by when, give force bearing plate 9 one load, force bearing plate 9
Universal threaded drive rod 5 is transferred load to, universal threaded drive rod 5 moves downward, will be vertical by way of screw thread power transmission
Load be converted into rotatory force of the internal thread sun driving cog wheel disc 11 around center, internal thread sun driving cog wheel disc 11 rotates
When, drive planet carrier rotary cylinder 13 to rotate by planet pinion 12, the rotation of planet carrier rotary cylinder 13 causes extrusion arm 14
Rotate, extruding termination 15 can be curved with the contact squeeze of chip type piezoelectric transducer 18, chip type piezoelectric transducer 18 when doing circular motion
Song deformation produces electric energy, the first conducting strip 19 and the second conducting strip 20 as two electrodes of chip type piezoelectric transducer 18 by leading
Line 21 is transferred electrical energy into hard electrode retaining collar 22, and hard electrode retaining collar 22 is by wire 21 by electric energy from being arranged on annulus side wall 3
On wire outlet 23 draw.
When force bearing plate 9 bears load, (the first back-moving spring 8 and second back-moving spring 25 and its guide extension bar 24 are pressed
Contracting, after the load on force bearing plate 9 unloads, force bearing plate 9 and ten thousand under the drive of (the first back-moving spring 8 and second back-moving spring 25
Walk to recover initial position upwards to threaded drive rod 5,
In recovery process, extrusion arm 14 rotates backward, and extrudes termination 15 meeting and sheet when doing reverse circular motion
The contact squeeze of PZT (piezoelectric transducer) 18, the flexural deformation of chip type piezoelectric transducer 18 produce electric energy again.
Test case：
From progress generating effect test in 8 1mm thickness monolithic piezoelectric transducer charging apparatus.Carried out according to above step
Device is installed, and the present apparatus is put into MTS dynamic servo hydraulic test systems, spacing to present apparatus fixation, is pacified in upper clamp
Fill diameter 20cm pressure head, loading frequency is 2Hz 0.6kN and 22kN moment impact, simulation loading 60kg adult walking lotuses
Carry and carry out generating effect test with 0.7MPa traffic loads.Test result is as shown in the table.
As seen from the above table, after secondary load tests up to ten thousand, present apparatus chip type piezoelectric transducer keeps normal energy defeated
Go out, without obvious decay；After detachment device, all chip type piezoelectric transducers of the present apparatus are intact, no breakoff phenomenon.
Claims (10)
1. a kind of rotary transducing head of road generating piezo-electric generating, including top plate (1), bottom plate (2) and connection top plate (1) and
The annulus side wall (3) of bottom plate (2), top plate (1), bottom plate (2) and annulus side wall (3) form a columned dielectric chamber (4),
Characterized in that, also including universal threaded drive rod (5), described universal threaded drive rod (5) includes the screw thread body of rod (5-1),
The top of the screw thread body of rod (5-1) is provided with spherical end (5-2), and the bottom of the screw thread body of rod (5-1) is machined with square spacing hole (5-
3)；Described top plate (1) center offers central through hole (6), and described bottom plate (2) center is provided with square spacing
Sell (7), universal threaded drive rod (5) enters in dielectric chamber (4) through central through hole (6), universal threaded drive rod (5) bottom
Square spacing hole (5-3) and square spacer pin (7) coordinate universal threaded drive rod (5) can only be moved axially so, side
(the first back-moving spring (8) is cased with shape spacer pin (7), one end of (the first back-moving spring (8) is withstood on bottom plate (2) inwall, and first
The other end of back-moving spring (8) withstands on the bottom of universal threaded drive rod (5)；
The spherical end (5-2) of described universal threaded drive rod (5) stretches out top plate (1) outside, and spherical end (5-2) is arranged on and held
In universal spacing hole (10) on power plate (9)；
Coordinate on the screw thread body of rod (5-1) of described universal threaded drive rod (5) and internal thread sun driving cog wheel disc is installed
(11), universal threaded drive rod (5) axially elevating movement when can drive internal thread sun driving cog wheel disc (11) with ten thousand
Rotated centered on to the central axis of threaded drive rod (5), internal thread sun driving cog wheel disc (11) passes through planet pinion
(12) gear drive, planet carrier rotary cylinder (13) and internal thread sun driving cog wheel disc are realized between planet carrier rotary cylinder (13)
(11) center of rotation is identical；On described planet carrier rotary cylinder (13) outer wall along it is radially uniform it is radial be laid with it is multiple squeeze
Pressure arm (14), the end set of extrusion arm (14) have extruding termination (15)；
The electrode fixed mount (16) of multiple insulation, each motor fixing frame (16) are uniformly laid with described annulus side wall (3)
Both sides respectively offer an electrode neck (17), are provided with a pair of electrodes neck (17) of two neighboring electrode fixed mount (16)
One chip type piezoelectric transducer (18), the number of chip type piezoelectric transducer (18) is equal with the number for extruding termination (15), planet
Termination (15) are extruded when frame rotary cylinder (13) rotates to be contacted with chip type piezoelectric transducer (18) extruding, chip type piezoelectric transducer
(18) flexural deformation produces electric energy；
The first conducting strip (19) with chip type piezoelectric transducer (18) upper surface is installed in described electrode neck (17),
The second conducting strip (20) contacted with chip type piezoelectric transducer (18) lower surface, each sheet are also equipped with electrode neck (17)
The upper surface of PZT (piezoelectric transducer) (18) only contacts with first conducting strip (19), the following table of each chip type piezoelectric transducer (18)
Face also only contacts with second conducting strip (20), and the first conducting strip (19) and the second conducting strip (20) are used as chip type piezoelectric transducing
Two electrodes of device (18) are transferred out electric energy by wire (21).
2. the rotary transducing head of road generating piezo-electric generating as claimed in claim 1, it is characterised in that described annulus
A circle hard electrode retaining collar (22) is provided with the inwall of side wall (3), described hard electrode retaining collar (22) includes first electrode layer
(22-1) and the second electrode lay (22-2), insulating barrier is provided between first electrode layer (22-1) and the second electrode lay (22-2)
(22-3), each first conducting strip (19) are connected by wire (21) with first electrode layer (22-1), each second conducting strip
(20) it is connected by wire (21) with the second electrode lay (22-2), first electrode layer (22-1) and the second electrode lay (22-2) pass through
Wire (21) draws electric energy from the wire outlet (23) being arranged in annulus side wall (3).
3. the rotary transducing head of road generating piezo-electric generating as claimed in claim 1, it is characterised in that each pressed end
The distalmost end of head (15) is equal with the distance between the central axis of universal threaded drive rod (5), each chip type piezoelectric transducer
(18) it is equal with the distance between the central axis of universal threaded drive rod (5).
4. the rotary transducing head of road generating piezo-electric generating as claimed in claim 3, it is characterised in that described extruding
The distance between the distalmost end of termination (15) and the central axis of universal threaded drive rod (5) are more than chip type piezoelectric transducer (18)
The distance between central axis of universal threaded drive rod (5)；The distalmost end of described extruding termination (15) and universal screw thread
The distance between central axis of drive link (5) is than chip type piezoelectric transducer (18) and the central shaft of universal threaded drive rod (5)
Big 1mm~the 1.5mm of the distance between line.
5. the rotary transducing head of road generating piezo-electric generating as claimed in claim 1, it is characterised in that described load
Multiple guide extension bars (24), one end of guide extension bar (24) and force bearing plate are also uniformly laid between plate (9) and top plate (1)
(9) it is fixedly connected, the other end of guide extension bar (24) is fixedly connected with top plate (1).
6. the rotary transducing head of road generating piezo-electric generating as claimed in claim 5, it is characterised in that described guiding
Second back-moving spring (25) is cased with expansion link (24), one end of second back-moving spring (25) is withstood on force bearing plate (9), and second is multiple
The other end of position spring (25) is withstood on top plate (1).
7. the rotary transducing head of road generating piezo-electric generating as claimed in claim 1, it is characterised in that described interior spiral shell
Annular stop neck (26), described top plate (1) and bottom plate are provided with the top and bottom of line sun driving cog wheel disc (11)
(2) it is provided with and spacing annular stop clamp rail (27) is engaged with annular stop neck (26).
8. the rotary transducing head of road generating piezo-electric generating as claimed in claim 1, it is characterised in that described planet
Travelling gear (12) is arranged on the dielectric chamber (4) between top plate (1) and bottom plate (2) by planet pinion rotating shaft (28)
It is interior.
9. the rotary transducing head of road generating piezo-electric generating as claimed in claim 1, it is characterised in that described planet
Frame rotary cylinder (13) is arranged on dielectric chamber by the planet carrier rotary cylinder guide rail (29) being arranged on top plate (1) and bottom plate (2)
(4) in.
10. the rotary transducing head of road generating piezo-electric generating as claimed in claim 1, it is characterised in that described squeezes
Pressure side head (15) is spherical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720258168.1U CN206673858U (en) | 2017-03-16 | 2017-03-16 | A kind of rotary transducing head of road generating piezo-electric generating |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720258168.1U CN206673858U (en) | 2017-03-16 | 2017-03-16 | A kind of rotary transducing head of road generating piezo-electric generating |
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| CN206673858U true CN206673858U (en) | 2017-11-24 |
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| CN201720258168.1U Expired - Fee Related CN206673858U (en) | 2017-03-16 | 2017-03-16 | A kind of rotary transducing head of road generating piezo-electric generating |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109967329A (en) * | 2018-12-27 | 2019-07-05 | 无锡市宇超电子有限公司 | A kind of acoustic wave transducer |
| CN110067710A (en) * | 2019-05-29 | 2019-07-30 | 哈尔滨工业大学 | A kind of mechanical energy collection device for roadnet |
| CN111181440A (en) * | 2020-01-02 | 2020-05-19 | 温州大学 | Piezoelectric ceramic conversion device capable of controlling deformation of piezoelectric ceramic piece and manufacturing method thereof |
| CN114427586A (en) * | 2022-01-20 | 2022-05-03 | 中南大学 | Railway roadbed dynamic energy harvesting vibration damper based on carbon neutralization concept |
-
2017
- 2017-03-16 CN CN201720258168.1U patent/CN206673858U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109967329A (en) * | 2018-12-27 | 2019-07-05 | 无锡市宇超电子有限公司 | A kind of acoustic wave transducer |
| CN109967329B (en) * | 2018-12-27 | 2023-11-24 | 无锡市宇超电子有限公司 | Acoustic wave transducer |
| CN110067710A (en) * | 2019-05-29 | 2019-07-30 | 哈尔滨工业大学 | A kind of mechanical energy collection device for roadnet |
| CN111181440A (en) * | 2020-01-02 | 2020-05-19 | 温州大学 | Piezoelectric ceramic conversion device capable of controlling deformation of piezoelectric ceramic piece and manufacturing method thereof |
| CN114427586A (en) * | 2022-01-20 | 2022-05-03 | 中南大学 | Railway roadbed dynamic energy harvesting vibration damper based on carbon neutralization concept |
| CN114427586B (en) * | 2022-01-20 | 2022-10-14 | 中南大学 | Railway roadbed dynamic energy harvesting vibration damper based on carbon neutralization concept |
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