CN204442201U - A kind of multilayer oscillator piezoelectric generating device collecting the unused kinetic energy of vehicle - Google Patents
A kind of multilayer oscillator piezoelectric generating device collecting the unused kinetic energy of vehicle Download PDFInfo
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- CN204442201U CN204442201U CN201420706916.4U CN201420706916U CN204442201U CN 204442201 U CN204442201 U CN 204442201U CN 201420706916 U CN201420706916 U CN 201420706916U CN 204442201 U CN204442201 U CN 204442201U
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Abstract
Collect a multilayer oscillator piezoelectric generating device for the unused kinetic energy of road vehicle, described Blast Furnace Top Gas Recovery Turbine Unit (TRT) stacks multi-disc piezoelectric vibrator in vertical direction, determines to stack quantity, to improve the energy output of single wheel effect according to longitudinal size constraint.In addition, according to the distribution of passenger vehicle tyre size design contact point, increase the effect number of times of wheel unit travel distance.The utility model utilizes piezoelectric vibrator to generate electricity, energy conversion efficiency is high, adopt independently briquetting for transmitting the pressure of wheel, after piezoelectric vibrator produces maximum displacement, the housing be made up of cover plate and base bears the pressure of wheel, thus avoid Integral automobile gravity and act directly on piezoelectric vibrator, cause the damage of oscillator.
Description
Technical field
The utility model relates to a kind of multilayer oscillator piezoelectric generating device collecting the unused kinetic energy of road vehicle.
Background technology
Road, as important infrastructure, plays an important role to the economic growth of the production of its people, life and country.The fast development of China's national economy, transportation demand sustainable growth, the development for road project cause provides rare opportunity, and road also also exists a large amount of unused energy while bearing communication function.Road piezo-electric generating is a kind of important way of the unused using energy source of road.Along with the sustainable growth of the volume of traffic, the lifting of electromechanical conversion efficiency, the mechanical energy of road, kinetic energy, vibrational energy and even noise all can become that piezoelectric energy collects to picture.From the angle of covering of roadway technical development, in senser elements a large amount of in Intelligent road and traffic engineering, various information board, signal lamp, reflecting button etc. all need the supply of energy, and therefore the development of paving technology also has wide demand to road energy collection technology.At present, in road piezo-electric generating, there are some demonstration pilot projects abroad.It is reported, Innowattech scientific & technical corporation of the Israel highway that Article 1 can generate electricity in January, 2009 open world, ideally automobile Mei highway travelling 1 mile (1.6 kilometers) just can produce more than 640 kilowatts of electricity, branch, Gloucester, Britain's Sainsbury supermarket is on the June 14th, 2009 of road surface embedding " power road plate " outside shop, first utilizes the supermarket of parking and powering to become Europe, thisly park that new method is per hour can power 30 kilowatts in generating, exceed this family branch all cashier runnings institute subfam. Spiraeoideae.The people such as the Cao Binggang of Xi'an Communications University propose a kind of method using road vibration energy to generate electricity, imagine the vibrational energy utilizing running car to produce and produce electric energy by piezoelectric, in order to solve a difficult problem for mountain area and long-distance roadside luminaire for road and street lighting laying inconvenience.
The effective utilization realizing discrete on road, idle kinetic energy still needs energy converting structure for its feature design and development high-energy conversion efficiency, high reliability, low cost and energy storage technology, studies the encapsulation of unused kinetic energy power generation structure and the compatibility etc. with Practical Project.
Utility model content
The purpose of this utility model is to be collected by discrete, the idle kinetic energy produced in vehicle travel process, proposing a kind of multilayer oscillator piezoelectric generating device collecting the unused kinetic energy of vehicle.The utility model by discrete, the idle kinetic energy that produces in vehicle travel process referred to as unused kinetic energy.
The purpose of this utility model is achieved through the following technical solutions.
The multilayer oscillator piezoelectric generating device that the utility model collects the unused kinetic energy of vehicle comprises cover plate, briquetting, linear bearing, back-moving spring, the axis of guide, piezoelectric vibrator assembly, casing, connector, circuit board and base plate.
Base plate is positioned at the bottommost of multilayer oscillator piezoelectric generating device, and base plate to be fixed together formation cavity by bolt and casing.Circuit board is positioned at described cavity, is bolted on base plate.The circuit of circuit board is electrically connected with piezoelectric vibrator assembly.Piezoelectric vibrator assembly is arranged on box house, and one end of piezoelectric vibrator assembly is bolted on the inwall of casing, and the other end of piezoelectric vibrator assembly is unsettled.According to the requirement of piezoelectric generating device energy output and piezoelectric generating device vertical structure size, determine the columns of the piezoelectric vibrator assembly installed at box house.Connector is distributed in the surrounding of casing, is fixed together by bolt and casing.The axis of guide is bolted on casing, and back-moving spring is sleeved on the axis of guide.Linear bearing is enclosed within back-moving spring.The flange of linear bearing is withstood in the upper end of back-moving spring, and the flange end of linear bearing is bolted on the lower surface of briquetting.Briquetting lower surface is bonded with multiple elastoplast block, one end that the position of each elastoplast block is unsettled with piezoelectric vibrator assembly is corresponding, the lower surface of elastoplast block is with piezoelectric vibrator component touch but be not connected, the upper surface of briquetting has the contact point of circular surface, the contact point of the circular surface of briquetting upper surface embeds in the circular hole on cover plate, briquetting and cover plate contactless, cover plate is positioned at above casing, is fixed together by bolt and casing.
When vehicle rolls on piezoelectric generating device, independently briquetting transmits the pressure of wheel to piezoelectric vibrator assembly by back-moving spring.By adopting the axis of guide and linear bearing, reducing the resistance of motion in briquetting vertical direction, briquetting can be moved downward rapidly after being subject to wheel effect, what reduce in briquetting horizontal direction is stressed.When the piezoelectric vibrator of composition piezoelectric element produces after maximum displacement, the housing be made up of cover plate and casing and base plate bears the pressure of wheel.After the pressure of wheel is cancelled, the elastic force stored by back-moving spring acts on briquetting, makes briquetting get back to initial position, and the electricity of generation outwards transmits through circuit board finishing collecting.Applied environment of the present utility model is outdoor, water-tight design is carried out to piezoelectric generating device, gap sealing ring between the contact point of briquetting and cover plate seals, and sealing ring is installed in the gap between cover plate and base plate, and sealing ring is installed in the gap between casing and base plate.
Described piezoelectric vibrator assembly is made up of multi-disc piezoelectric vibrator mounted on top.The extreme displacement of piezoelectric vibrator is 7-10mm, the lower surface of upper strata piezoelectric vibrator is bonded with elastoplast block, the lower surface of elastoplast block contacts with laminated electric tachometer indicator upper surface but does not connect, can according to the quantity of the requirement increase and decrease piezoelectric vibrator of piezoelectric generating device energy output and piezoelectric generating device vertical structure size.
Contact point on described briquetting is designed to circle, the Force decomposition of wheel is become the power of horizontal and vertical directions.
For reducing the stressed moment of torsion produced linear bearing of briquetting, the distance of contact point to linear bearing should be reduced as best one can, therefore adopt 4 linear bearings, can't interference be produced.
Described connector is distributed in the surrounding of piezoelectric generating device casing, and when the horizontal and vertical expansion of piezoelectric generating device, connector is connected with the circuit board of each piezoelectric generating device.
After the size of cover plate should ensure piezoelectric generating device expansion, the distance between the contact point at two piezoelectric generating device edges is equal with the distance between two contact points in the middle of piezoelectric generating device briquetting.Distance in the middle of described briquetting between two contact points calculates according to the specification of automobile tire to be determined, to realize, wheel is vertical or horizontal once can make piezoelectric vibrator produce twice maximum displacement by a piezo electric module.
The beneficial effects of the utility model:
(1) device of the present utility model designs based on Energy Maximization principle in unit are, stack multi-disc piezoelectric vibrator in vertical direction, determine to stack quantity according to longitudinal size constraint, to improve the energy output of single wheel effect, in addition, according to the distribution of passenger vehicle tyre size design contact point, increase the effect number of times of wheel unit travel distance.
(2) device utilizes piezoelectric vibrator d
31pattern generate electricity, energy conversion efficiency is high, adopt independently briquetting for transmitting the pressure of wheel, after piezoelectric vibrator produces maximum displacement, the housing be made up of cover plate and base bears the pressure of wheel, thus avoids Integral automobile gravity and act directly on piezoelectric vibrator, causes the damage of oscillator.
(3) surface design of the contact point on briquetting is circular, the Force decomposition of wheel is become the power of horizontal and vertical directions, briquetting and linear bearing adopt bolt to be connected, briquetting and cover plate contactless, by adopting the axis of guide and linear bearing, reduce the resistance of motion in briquetting vertical direction, briquetting can be moved downward rapidly after being subject to wheel effect, what reduce in briquetting horizontal direction is stressed.
(4) all there is connector at base four sides, the output of electricity when expanding for horizontal and vertical module, after ensureing module expansion by physical dimension, distance between the contact point of two module edges is equal with the distance in module between two contact points, calculate the distance determined between two briquetting contact points according to the specification of automobile tire, can realize that wheel is vertical or horizontal once can make piezoelectric vibrator produce twice maximum displacement by a module.
(5) multilayer oscillator piezoelectric generating device of the present utility model has the advantages such as collection of energy, conversion efficiency are high, antifatigue, long-life, high reliability, effectively can collect the unused kinetic energy that road vehicle etc. produces, the vehicle slowing-down brake applications such as freeway toll station, deceleration strip, turning can be met.Simultaneously this multilayer oscillator piezo-electric generating structure have that structure is simple, production cost is low, technique, engineering compatibility are good, little to existing subgrade and pavement destructiveness, can not travel vehicle and cause the features such as uncomfortable, adapt to the through engineering approaches application requirement of integrated making low-costly and in high volume; Electrification structure places the erosion effectively can resisting rainwater etc. under the pavement, ensures that structure effectively generates electricity, improve the reliability and stability of electrification structure under the prerequisite of not serious destruction road structure; The utility model also can be used for the place such as large parking lot, gas station, as the emergency power supply of the power consumption equipments such as illumination.
Accompanying drawing explanation
Fig. 1 is piezoelectric generating device structural representation of the present utility model, wherein: 1 cover plate, 3 briquettings, 6 linear bearings, 7 back-moving springs, 9 axis of guides, 8 piezoelectric vibrator assemblies, 10 casings, 11 connectors, 12 circuit boards, 13 base plates;
Fig. 2 is piezoelectric generating device section of structure of the present utility model, wherein: 1 cover plate, 3 briquettings, 6 linear bearings, 7 back-moving springs, 9 axis of guides, 8 piezoelectric vibrator assemblies, 10 casings, 12 circuit boards, 13 base plates.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.
As shown in Figure 1 and Figure 2, the multilayer oscillator piezoelectric generating device embodiment 1 of the unused kinetic energy of the utility model collection vehicle comprises cover plate 1, briquetting 3, linear bearing 6, back-moving spring 7, the axis of guide 9, piezoelectric vibrator assembly 8, casing 10, connector 11, circuit board 12 and base plate 13.
Base plate 13 is positioned at the bottommost of multilayer oscillator piezoelectric generating device.Base plate 13 is fixed together by bolt and casing 10, and form a cavity, circuit board 12 is placed in cavity, is bolted on base plate 13, and the circuit of circuit board 12 is electrically connected with piezoelectric vibrator assembly 8.It is inner that piezoelectric vibrator assembly 8 is arranged on casing 10.One end of piezoelectric vibrator assembly 8 is bolted on the inwall of casing 10, and the other end is unsettled.The columns of the piezoelectric vibrator assembly 8 that casing 10 inside is installed determines according to the requirement of piezoelectric power generation system energy output and piezoelectric generating device vertical structure size.Connector 11 is distributed in the surrounding of casing 10, is fixed together by bolt and casing 10.The axis of guide 9 is bolted on casing 10.Back-moving spring 7 is sleeved on the axis of guide 9.Linear bearing 6 is sleeved in back-moving spring 7.The flange of linear bearing 6 is withstood in the upper end of back-moving spring 7.The flange end of linear bearing 6 is bolted on the lower surface of briquetting 3.The lower surface of briquetting 3 is bonded with multiple elastoplast block 4, and one end that the position of each elastoplast block 4 is unsettled with piezoelectric vibrator assembly 8 is corresponding.The lower surface of elastoplast block 4 contacts with piezoelectric vibrator assembly 8 but does not connect.The upper surface of briquetting 3 has point of contact 5, and the surface of contact point 5 is circular.The contact point 5 of briquetting 3 upper surface embeds in the circular hole 2 above cover plate 1, and briquetting 3 is contactless with cover plate 1, and cover plate 1 is positioned at above casing 10, is fixed together by bolt and casing 10.
When vehicle rolls on piezoelectric generation module, independently the pressure of wheel is passed to piezoelectric vibrator assembly 8 by back-moving spring 7 by briquetting 3.Reduce the resistance of motion in briquetting 3 vertical direction by the axis of guide 9 and linear bearing 6, briquetting 3 can be moved downward rapidly after being subject to wheel effect, what reduce in briquetting 3 horizontal direction is stressed.When piezoelectric vibrator produces after maximum displacement, the housing be made up of cover plate 1 and casing 10 and base plate 13 bears the pressure of wheel.After the pressure of wheel is cancelled, the elastic force stored by back-moving spring 7 acts on briquetting 3, makes briquetting 3 get back to initial position, and the electricity of generation outwards transmits through circuit board 12 finishing collecting.The applied environment of piezoelectric power generation system is outdoor, carries out water-tight design to piezoelectric power generation system.Gap sealing ring between the contact point 5 of briquetting 3 and cover plate 1 seals, and sealing ring is added in the space between cover plate 1 and base plate 3, and sealing ring is added in the space between casing 10 and base plate 3.
Described piezoelectric vibrator assembly 8 is made up of multi-disc piezoelectric vibrator mounted on top.The extreme displacement of piezoelectric vibrator is 7-10mm.The lower surface of upper strata piezoelectric vibrator is bonded with elastoplast block 4, and the lower surface of elastoplast block 4 contacts with laminated electric tachometer indicator upper surface but do not connect, can according to the quantity of the requirement increase and decrease piezoelectric vibrator of piezoelectric power generation system energy output and vertical structure size.
Contact point 5 on described briquetting 3 is designed to circle, the Force decomposition of wheel is become the power of horizontal and vertical directions.
For reducing the stressed moment of torsion produced linear bearing 6 of briquetting 3, the distance of contact point 5 to linear bearing 6 should be reduced as best one can, therefore adopt 4 linear bearings, can't interference be produced.
Described connector 11 is distributed in the surrounding of piezoelectric generating device casing, is connected when expanding for piezoelectric generating device vertical and horizontal with the circuit board of each piezoelectric generating device.
After the size of cover plate 1 should ensure piezoelectric generating device expansion, distance between the contact point at two piezoelectric generating device edges is equal with the distance between two contact points in the middle of piezoelectric generating device briquetting, distance in the middle of piezoelectric generating device between two contact points calculates according to the specification of automobile tire to be determined, to realize, wheel is vertical or horizontal once can make piezoelectric vibrator produce twice maximum displacement by a piezo electric module.
The piezoelectric vibrator assembly 8 of the utility model embodiment 1 is made up of the piezoelectric vibrator of two panels 60x30x0.5mm.
The piezoelectric vibrator assembly 3 of another embodiment 2 of the present utility model is made up of the piezoelectric vibrator of three 60x30x0.5mm.
Another embodiment 3 difference from Example 1 of the present utility model is multiple piezoelectric generating device connector 11 to be connected to be laid on road surface, after ensureing module expansion by physical dimension, distance between the contact point at two piezoelectric generating device edges is equal with the distance between two contact points in the middle of piezoelectric generating device, thus realizes the continuous recovery of energy.
Claims (4)
1. collect the multilayer oscillator piezoelectric generating device of the unused kinetic energy of vehicle for one kind, it is characterized in that, described device comprises cover plate (1), briquetting (3), linear bearing (6), back-moving spring (7), the axis of guide (9), piezoelectric vibrator assembly (8), casing (10), connector (11), circuit board (12) and base plate (13);
Described base plate (13) is positioned at the bottommost of multilayer oscillator piezoelectric generating device, and base plate (13) to be fixed together formation cavity by bolt and casing (10); Circuit board (12) is positioned at described cavity, is bolted on base plate (13), and the circuit of circuit board (12) is electrically connected with piezoelectric vibrator assembly (8); It is inner that piezoelectric vibrator assembly (8) is arranged on casing (10); One end of piezoelectric vibrator assembly (8) is bolted on the inwall of casing (10), and the other end of piezoelectric vibrator assembly (8) is unsettled; Connector (11) is distributed in the surrounding of casing (10), is fixed together by bolt and casing (10); The axis of guide (9) is bolted on casing (10); Back-moving spring (7) is sleeved on the axis of guide (9); Linear bearing (6) is sleeved in back-moving spring (7); The flange of linear bearing (6) is withstood in the upper end of back-moving spring (7); The flange end of linear bearing (6) is bolted on the lower surface of briquetting (3); The lower surface of briquetting (3) is bonded with multiple elastoplast block (4), and one end that the position of each elastoplast block (4) is unsettled with piezoelectric vibrator assembly (8) is corresponding; The lower surface of elastoplast block (4) contacts with piezoelectric vibrator assembly (8) but does not connect; The upper surface of briquetting (3) has point of contact (5), contact point (5) is circular, embed in the circular hole (2) above cover plate (1), briquetting (3) is contactless with cover plate (1), and cover plate (1) is fixed together by bolt and casing (10).
2. the multilayer oscillator piezoelectric generating device of the unused kinetic energy of collection vehicle according to claim 1, it is characterized in that: described piezoelectric vibrator assembly (8) is made up of multi-disc piezoelectric vibrator mounted on top, the lower surface of upper strata piezoelectric vibrator is bonded with elastoplast block (4), and the lower surface of elastoplast block (4) contacts with laminated electric tachometer indicator upper surface but do not connect.
3. the multilayer oscillator piezoelectric generating device of the unused kinetic energy of collection vehicle according to claim 2, is characterized in that: the extreme displacement of described piezoelectric vibrator is 7-10mm.
4. the multilayer oscillator piezoelectric generating device of the unused kinetic energy of collection vehicle according to claim 1, it is characterized in that: the size of described cover plate (1) should make piezoelectric generating device after transverse direction or Longitudinal Extension, the distance between the contact point at two piezoelectric generating device edges is equal with the distance between two contact points in the middle of piezoelectric generating device briquetting; Distance between two piezoelectric generating device contact points calculates according to the specification of automobile tire to be determined, to realize, wheel is vertical or horizontal once can make piezoelectric vibrator produce twice maximum displacement by a piezo electric module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420706916.4U CN204442201U (en) | 2014-11-21 | 2014-11-21 | A kind of multilayer oscillator piezoelectric generating device collecting the unused kinetic energy of vehicle |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420706916.4U CN204442201U (en) | 2014-11-21 | 2014-11-21 | A kind of multilayer oscillator piezoelectric generating device collecting the unused kinetic energy of vehicle |
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| CN204442201U true CN204442201U (en) | 2015-07-01 |
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| CN201420706916.4U Withdrawn - After Issue CN204442201U (en) | 2014-11-21 | 2014-11-21 | A kind of multilayer oscillator piezoelectric generating device collecting the unused kinetic energy of vehicle |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104467535A (en) * | 2014-11-21 | 2015-03-25 | 中国科学院电工研究所 | Multi-layer oscillator piezoelectric power generation device for collecting idle kinetic energy of vehicle |
| CN110112955A (en) * | 2019-05-31 | 2019-08-09 | 苏州市职业大学 | A kind of chain type piezoelectric ceramics road self-generating device |
-
2014
- 2014-11-21 CN CN201420706916.4U patent/CN204442201U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104467535A (en) * | 2014-11-21 | 2015-03-25 | 中国科学院电工研究所 | Multi-layer oscillator piezoelectric power generation device for collecting idle kinetic energy of vehicle |
| CN110112955A (en) * | 2019-05-31 | 2019-08-09 | 苏州市职业大学 | A kind of chain type piezoelectric ceramics road self-generating device |
| CN110112955B (en) * | 2019-05-31 | 2024-02-09 | 苏州市职业大学 | Chain type piezoelectric ceramic road self-generating device |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150701 Termination date: 20151121 |
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| EXPY | Termination of patent right or utility model | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150701 Effective date of abandoning: 20170419 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20150701 Effective date of abandoning: 20170419 |