CN205829498U - A kind of dynamical piezoelectricity road surface transducer architecture - Google Patents
A kind of dynamical piezoelectricity road surface transducer architecture Download PDFInfo
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- CN205829498U CN205829498U CN201620821160.7U CN201620821160U CN205829498U CN 205829498 U CN205829498 U CN 205829498U CN 201620821160 U CN201620821160 U CN 201620821160U CN 205829498 U CN205829498 U CN 205829498U
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- road surface
- piezoelectric ceramics
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- transducer architecture
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Abstract
This utility model relates to a kind of dynamical piezoelectricity road surface transducer architecture.Described transducer architecture includes metal cap, piezoelectric ceramics, stainless steel and multiaxial stress reforming unit；The intercept sphere of metal cap hollow, has two, is symmetrically arranged at the both sides of piezoelectric ceramics；Piezoelectric ceramics is the round drum type of upper and lower opening；Piezoelectric ceramics and two metal caps just can piece together spherosome；Described piezoelectric ceramics and two metal caps are bondd by epoxy adhesive；Described multiaxial stress reforming unit is multilayer structure making, and its upper strata is metal end caps, and intermediate layer is PZT layer, and lower floor is metal end caps.Compared with prior art, this utility model has the advantage that the dual function by spherical structure Yu multiaxial stress reforming unit, and improve surface deformation can be to the conversion efficiency of electric energy；By being uniformly arranged multiaxial stress reforming unit around spherical structure, it is achieved that the multi-direction deformation energy in road surface, to the conversion of electric energy, improves energy conversion efficiency.
Description
Technical field
This utility model belongs to road engineering technical field, it particularly relates to a kind of dynamical piezoelectricity road surface transducing
Device structure.
Background technology
As the saying goes " energy is ubiquitous ", same in road engineering, there are energy, most typical energy to be just distributed in river everywhere
In the wagon flow that stream does not stops.Ending for the end of the year 2014, China's vehicle guaranteeding organic quantity is more than 2.6 hundred million, and wherein automobile pollution is super
Cross 1.29 hundred million.Ten hundreds of motor vehicles means that road will bear the vehicular load of upper hundreds of millions times, pavement structure every day
Deform upon-recover under the repeated action of traffic load, the change of the state such as vibration, traffic load is converted into strain energy and dynamic
Can, these energy are finally transformed into the ability of heat or other forms, are dissipated in road environment.
Highlighting of the environmental problem such as energy scarcity, climate warming promotes society will develop clean energy resource as current research weight
Point, road structure is internal under frequent Vehicle Load has accumulated considerable mechanical vibrational energy, possesses high data-collection system
Several, piezoelectric vibration novel energy acquisition technique without advantages such as external power supplys can effectively realize the green of road machine vibrational energy
Exploitation.Piezo-electric generating road base will be by multilamellar, arch (THUNDER), bridge type, cymbal type, fibre board (MFC), selenodont at present
Transducer realize the conversion of energy.But these transducers are not enough with the coupling of action of traffic loading, cause energy to change
Inefficient, this also have impact on the development on piezoelectricity road surface.
Summary of the invention
For solving problem above, this utility model provides a kind of simple in construction, energy conversion efficiency high and using effect
Good dynamical piezoelectricity road surface transducer architecture.
One described in the utility model dynamical piezoelectricity road surface transducer architecture, described transducer architecture includes metal
Cap 1, piezoelectric ceramics 2, stainless steel 7 and multiaxial stress reforming unit 3；Described metal cap 1 is hollow that section radius is 2mm
Intercept sphere, has two, is symmetrically arranged at the both sides of piezoelectric ceramics 2；The described piezoelectric ceramics 2 circle drum in upper and lower opening
Shape, thickness is 2mm；Described piezoelectric ceramics 2 and two metal caps 1 just can piece together the spherosome of diameter 6mm；Described piezoelectricity
Pottery 2 is bondd by epoxy adhesive with two metal caps 1；Multiple stainless steel 7, this rustless steel it is evenly distributed with on spherosome
Connect on bar 7 and have multiaxial stress reforming unit 3；Described multiaxial stress reforming unit 3 is rectangular structure.
One described in the utility model dynamical piezoelectricity road surface transducer architecture, described multiaxial stress reforming unit 3
Upper strata be metal end caps 5.
One described in the utility model dynamical piezoelectricity road surface transducer architecture, described multiaxial stress reforming unit 3
Intermediate layer be PZT layer 6, be made up of piezoelectric ceramics lead zirconate titanate.
One described in the utility model dynamical piezoelectricity road surface transducer architecture, described multiaxial stress reforming unit 3
Lower floor be metal end caps 5.
One described in the utility model dynamical piezoelectricity road surface transducer architecture, the plane of described metal end caps 5 is
Rectangle, cross section is arch bridge shape.
One described in the utility model dynamical piezoelectricity road surface transducer architecture, described PZT layer 6 is cuboid.
One described in the utility model dynamical piezoelectricity road surface transducer architecture, said two metal end caps 5 is symmetrical
The both sides being arranged on PZT layer 6；After the metal end caps 5 on described upper strata and PZT layer 6 split, intermediate formation cross section is crescent moon
The space of shape；After the metal end caps 5 of described lower floor and PZT layer 6 split, intermediate formation cross section is the space of crescent shape.
Compared with prior art, dynamical piezoelectricity road surface described in the utility model transducer architecture has following excellent
Point: by the dual function of spherical structure Yu multiaxial stress reforming unit, improve surface deformation can be to the conversion efficiency of electric energy；
By being uniformly arranged multiaxial stress reforming unit around spherical structure, it is achieved that the multi-direction deformation energy in road surface turning to electric energy
Change, improve energy conversion efficiency.
Accompanying drawing explanation
Fig. 1: piezoelectricity road surface transducer architecture schematic diagram；Fig. 2: multiaxial stress reforming unit schematic diagram；1-metal cap, 2-press
Electroceramics, 3-multiaxial stress reforming unit, 5-metal end caps, 6-PZT layer, 7-stainless steel.
Detailed description of the invention
Below in conjunction with specific embodiment dynamical piezoelectricity road surface described in the utility model transducer architecture made into
One step explanation, but protection domain of the present utility model is not limited to this.
Embodiment 1
A kind of dynamical piezoelectricity road surface transducer architecture, described transducer architecture includes metal cap 1, piezoelectric ceramics 2, no
Rust steel pole 7 and multiaxial stress reforming unit 3；The intercept sphere that described metal cap 1 is hollow that section radius is 2mm, has two,
It is symmetrically arranged at the both sides of piezoelectric ceramics 2；The described piezoelectric ceramics 2 round drum type in upper and lower opening, thickness is 2mm；Described
Piezoelectric ceramics 2 and two metal caps 1 just can piece together the spherosome of diameter 6mm；Described piezoelectric ceramics 2 and two metal caps
1 is bondd by epoxy adhesive；It is evenly distributed with multiple stainless steel 7 on spherosome, this stainless steel 7 connects and has multidirectional answering
Power reforming unit 3；Described multiaxial stress reforming unit 3 is rectangular structure.
The upper strata of described multiaxial stress reforming unit 3 is metal end caps 5.The intermediate layer of described multiaxial stress reforming unit 3
It is PZT layer 6, is made up of piezoelectric ceramics lead zirconate titanate.The lower floor of described multiaxial stress reforming unit 3 is metal end caps 5.Described gold
The plane belonging to end cap 5 is rectangle, and cross section is arch bridge shape.Described PZT layer 6 is cuboid.Said two metal end caps 5 is symmetrical
The both sides being arranged on PZT layer 6；After the metal end caps 5 on described upper strata and PZT layer 6 split, intermediate formation cross section is crescent moon
The space of shape；After the metal end caps 5 of described lower floor and PZT layer 6 split, intermediate formation cross section is the space of crescent shape.
Compared with prior art, dynamical piezoelectricity road surface described in the utility model transducer architecture has following excellent
Point: by the dual function of spherical structure Yu multiaxial stress reforming unit, improve surface deformation can be to the conversion efficiency of electric energy；
By being uniformly arranged multiaxial stress reforming unit around spherical structure, it is achieved that the multi-direction deformation energy in road surface turning to electric energy
Change, improve energy conversion efficiency.
Claims (7)
1. a dynamical piezoelectricity road surface transducer architecture, it is characterised in that described transducer architecture include metal cap (1),
Piezoelectric ceramics (2), stainless steel (7) and multiaxial stress reforming unit (3)；Described metal cap (1) be section radius be in 2mm
Empty intercept sphere, has two, is symmetrically arranged at the both sides of piezoelectric ceramics (2)；Described piezoelectric ceramics (2) is in upper and lower opening
Round drum type, thickness is 2mm；Described piezoelectric ceramics (2) just can piece together the spherosome of diameter 6mm with two metal caps 1；
Described piezoelectric ceramics (2) is bondd by epoxy adhesive with two metal caps (1)；Multiple rustless steel it is evenly distributed with on spherosome
Bar (7), the upper connection of this stainless steel (7) has multiaxial stress reforming unit (3)；Multiaxial stress reforming unit (3) is cuboid knot
Structure.
Dynamical piezoelectricity road surface the most according to claim 1 transducer architecture, it is characterised in that described multiaxial stress turns
The upper strata of gasifying device (3) is metal end caps (5).
Dynamical piezoelectricity road surface the most according to claim 2 transducer architecture, it is characterised in that described multiaxial stress turns
The intermediate layer of gasifying device (3) is PZT layer (6), is made up of piezoelectric ceramics lead zirconate titanate.
Dynamical piezoelectricity road surface the most according to claim 3 transducer architecture, it is characterised in that described multiaxial stress turns
The lower floor of gasifying device (3) is metal end caps (5).
Dynamical piezoelectricity road surface the most according to claim 4 transducer architecture, it is characterised in that described metal end caps
(5) plane is rectangle, and cross section is arch bridge shape.
Dynamical piezoelectricity road surface the most according to claim 5 transducer architecture, it is characterised in that described PZT layer (6) is
Cuboid.
Dynamical piezoelectricity road surface the most according to claim 6 transducer architecture, it is characterised in that said two metal end
The both sides being arranged on PZT layer (6) that cap (5) is symmetrical；After the metal end caps (5) on described upper strata and PZT layer (6) split, middle shape
Becoming cross section is the space of crescent shape；After the metal end caps (5) of described lower floor and PZT layer (6) split, intermediate formation cross section
Space for crescent shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620821160.7U CN205829498U (en) | 2016-08-01 | 2016-08-01 | A kind of dynamical piezoelectricity road surface transducer architecture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620821160.7U CN205829498U (en) | 2016-08-01 | 2016-08-01 | A kind of dynamical piezoelectricity road surface transducer architecture |
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| Publication Number | Publication Date |
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| CN205829498U true CN205829498U (en) | 2016-12-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620821160.7U Expired - Fee Related CN205829498U (en) | 2016-08-01 | 2016-08-01 | A kind of dynamical piezoelectricity road surface transducer architecture |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110809213A (en) * | 2018-08-06 | 2020-02-18 | 中国科学院声学研究所 | Combined type broadband transducer |
-
2016
- 2016-08-01 CN CN201620821160.7U patent/CN205829498U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110809213A (en) * | 2018-08-06 | 2020-02-18 | 中国科学院声学研究所 | Combined type broadband transducer |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161221 Termination date: 20190801 |