CN107395062B - A kind of road surface energy collecting device based on piezoelectricity clockwork spring - Google Patents
A kind of road surface energy collecting device based on piezoelectricity clockwork spring Download PDFInfo
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- CN107395062B CN107395062B CN201710750875.7A CN201710750875A CN107395062B CN 107395062 B CN107395062 B CN 107395062B CN 201710750875 A CN201710750875 A CN 201710750875A CN 107395062 B CN107395062 B CN 107395062B
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- 239000010410 layer Substances 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000006073 displacement reaction Methods 0.000 claims description 5
- 229910000838 Al alloy Inorganic materials 0.000 claims description 2
- 229910000851 Alloy steel Inorganic materials 0.000 claims description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 2
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 2
- 241000222712 Kinetoplastida Species 0.000 claims description 2
- 239000002033 PVDF binder Substances 0.000 claims description 2
- 239000004020 conductor Substances 0.000 claims description 2
- 239000010949 copper Substances 0.000 claims description 2
- 229920000728 polyester Polymers 0.000 claims description 2
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 2
- 239000011241 protective layer Substances 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 238000004146 energy storage Methods 0.000 claims 1
- 238000004806 packaging method and process Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 8
- 230000005611 electricity Effects 0.000 description 8
- 238000010248 power generation Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000010426 asphalt Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000010903 husk Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- 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
- H02N2/186—Vibration harvesters
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- General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
Abstract
The invention discloses a kind of road surface energy collecting devices based on piezoelectricity clockwork spring, including pedal, cover board, cabinet, gear, rack gear, spring, sleeve, rack-driving body, piezoelectricity clockwork spring and fixing axle, the cover board is connected by screw to cabinet, pedal is located above cover board, it is connect with rack gear, rack gear lower end and the internal sleeve connection that spring is housed, rack gear is engaged with pinion gear, pinion gear is coaxially fixed with gear wheel, gear wheel is engaged with the rack-driving body of its two sides, rack-driving body and piezoelectricity clockwork spring and the internal sleeve connection that spring is housed, piezoelectricity clockwork spring is the clockwork spring that upper and lower surface posts piezoelectric patches, piezoelectricity clockwork spring center-side is locked in fixing axle, fixing axle is fixed on cabinet, there are three chambers altogether for cabinet, piezoelectricity clockwork spring shares two classes.This device is suitable for the biggish place of flow of the people, the mechanical energy that acquisition people generates when walking.The deformation of piezoelectricity clockwork spring is big, and generated energy is big, and piezoelectricity clockwork spring uses the form of packaging, and utilization of mechanical energy rate is high.
Description
Technical field
The present invention is a kind of road surface energy collecting device based on piezoelectricity clockwork spring, is made when can effectively acquire collection people's walking to ground
Machinery can be carried out power generation, belong to piezo-electric generating and regenerated environment protecting new energy field.
Background technique
With progress of the epoch, the development of society, energy requirement seeks new energy and utilizes Regenerated energy growing day by day
Source is essential.The mechanical energy in ambient enviroment can be converted to electric energy using the direct piezoelectric effect of piezoelectric material, with reality
The self energizing of existing electronic equipment, can either solve the problems, such as battery altering inconvenience, and can be energy saving, protect environment.
China Patent Publication No. CN103986369A discloses a kind of road hair to generate electricity using bituminous pavement deformation
Electric installation, the device are generated electricity using the piezoelectric generating device being mounted in pavement asphalt, but the deformation comparison of piezoelectric patches is small,
And it is difficult to realize.China Patent Publication No. CN104009669A discloses a kind of piezo-electric floor device of piecemeal cantilever beam structure,
The invention is acted directly on piezoelectric patches using top plate generate electricity in one apparatus, and piezoelectric patches deformation comparison is small, is difficult to push away
Extensively.
Summary of the invention
In order to make full use of the vibration of various frequencies to generate electricity, and mechanical energy, this hair can be utilized to greatest extent
Bright to provide a kind of road surface energy collecting device based on piezoelectricity clockwork spring, structure design is with can be under any vibration frequency
The ability that can effectively generate electricity, so that this device has more wide application prospect.
In order to solve the above-mentioned technical problem, a kind of road surface energy collecting device based on piezoelectricity clockwork spring of the present invention, feature exist
In: cover board 2 is connect by screw with cabinet 3;Pedal 1 is installed on the top of cover board 2 by short spring 5, and with the rack gear in cabinet 3
4 connections;4 lower end of rack gear is connect with the internal short sleeve 8 equipped with short spring 5, and rack gear 4 is engaged with pinion gear 6;It is described short
Sleeve 8, which is fixed on 3 bottom inner surface of cabinet, plays the role of limit and guiding to the movement of rack gear 4;Two in-line gears are equal
It is assemblied on gear shaft 14;The gear shaft 14 cooperates with bearing 16, is mounted in cabinet 3;The pinion gear 6 and gear wheel 7
Coaxial fixed, they are as level-one speed increaser by more times of the displacement equations of very little;The rack-driving of the gear wheel 7 and its two sides
9 engaged transmission of body, drives rack-driving body 9 to do movement up and down reciprocatingly;The rack-driving body 9 and piezoelectricity clockwork spring and internal dress
There is the long sleeve 11 of long spring 10 to connect;The piezoelectricity clockwork spring is that upper and lower surface patch has the clockwork spring of piezoelectric patches, in piezoelectricity clockwork spring
Heart end is locked in fixing axle 15;The piezoelectricity clockwork spring shares two classes, and there are two outer for the opposite one side installation tool of rack-driving body 9
Two end piezoelectricity clockwork springs 13 of end, the opposite face installation of rack-driving body 9 have an end piezoelectricity of an external end head
Clockwork spring 12;The long sleeve 11 is fixed on inside cabinet 3 upper bottom surface, plays limit and guiding to the movement of rack-driving body 9
Effect;The fixing axle 15 is fixed on cabinet 3;There are three chambers altogether for the cabinet 3.
Compared with prior art, the present invention has the advantages that.
(1) present invention is deformed piezoelectricity clockwork spring using the movement of rack-driving body, therefore as long as pedal has movement
It can generate electricity, so that the influence of the not vibrated dynamic frequency of power generation.
(2) present invention increases gear drive, so that the displacement of pedal very little can also make piezoelectricity clockwork spring generate very big deformation,
Therefore generating effect is good.
(3) present invention can install multipair piezoelectricity clockwork spring in relatively small space, this to act on the machine on pedal
Tool can obtain biggish utilization.
(4) present invention is generated electricity using piezoelectricity clockwork spring, according to piezoelectricity clockwork spring build-in attribute, the small deformation of piezoelectricity clockwork spring
Biggish strain is generated, larger generated energy will be generated according to mechanical-electric coupling principle piezoelectricity clockwork spring.
Detailed description of the invention
Fig. 1 is the structural schematic diagram in the present invention with an external end head piezoelectricity clockwork spring;
Fig. 2 is the structural schematic diagram having in the present invention there are two external end head piezoelectricity clockwork spring;
Fig. 3 is the partial enlargement diagram of piezoelectricity clockwork spring in the present invention;
Fig. 4 is the structural schematic diagram of in-line gears in the present invention;
Fig. 5 be in the present invention system from the complete section schematic diagram of cabinet intermediate cavity;
Fig. 6 be in the present invention system from the complete section schematic diagram of one side cavity of cabinet;
Fig. 7 is that do not have pedal and cover board overall structure diagram in the present invention;
Fig. 8 is the mounted inside structural schematic diagram for not having cabinet in the present invention;
In figure:
1- pedal 2- cover board 3- cabinet
The short spring 6- pinion gear of 4- rack gear 5-
7- gear wheel 8- short sleeve 9- rack-driving body
10- long spring 11- long sleeve mono- end piezoelectricity clockwork spring of 12-
Two end piezoelectricity clockwork spring 14- gear shaft 15- fixing axle 16- bearings of 13-
Specific embodiment
The present invention is described in further detail below with reference to specific embodiment.
As shown in Figures 1 to 8, a kind of road surface energy collecting device based on piezoelectricity clockwork spring, the cover board 2 pass through screw and case
Body 3 connects;The pedal 1 is installed on 2 top of cover board by short spring 5, connect with the rack gear 4 in cabinet 3;Under the rack gear 4
End is connect with the internal sleeve 8 equipped with spring 5, and rack gear 4 is engaged with pinion gear 6;The sleeve 8 is fixed on subordinate in cabinet 3
Play the role of limit and guiding to the movement of rack gear 4 on surface;Two in-line gears are assemblied on gear shaft 14;Institute
It states gear shaft 14 and bearing 16 cooperates, be mounted in cabinet 3;The pinion gear 6 is coaxial fixed with gear wheel 7, they are as one
Grade speed increaser is by more times of the displacement equations of very little;9 engaged transmission of rack-driving body of the gear wheel 7 and its two sides, band movable tooth
Transmission body 9 does movement up and down reciprocatingly;The rack-driving body 9 connects with piezoelectricity clockwork spring and the internal sleeve 11 equipped with spring 10
It connects;The piezoelectricity clockwork spring is the clockwork spring that upper and lower surface patch has piezoelectric patches, and piezoelectricity clockwork spring center-side is locked in fixing axle 15;Institute
It states piezoelectricity clockwork spring and shares two classes, there are two the piezoelectricity clockwork spring 13 of external end head, rack gear passes the opposite one side installation tool of rack-driving body 9
The opposite face installation of kinetoplast 9 has the piezoelectricity clockwork spring 12 of an external end head;The sleeve 11 is fixed on 3 inside of cabinet and goes to the bottom
Limit and guiding are played the role of to the movement of rack-driving body 9 in face;The fixing axle 15 is fixed on cabinet 3;The cabinet
3 altogether there are three chamber.
The external end head of all piezoelectricity clockwork springs is connected to energy accumulating device by conductor in parallel.
The piezoelectricity clockwork spring upper and lower surface is laid with electrode, and piezoelectric layer and basal layer are connected with conducting wire respectively.
The piezoelectricity clockwork spring protective layer material is polyester, and piezoelectricity layer material is the PVDF after polarization, and the material of basal layer is
One of copper, steel and aluminium alloy.Piezoelectricity clockwork spring has good elasticity.
A kind of road surface energy collecting device based on piezoelectricity clockwork spring of the present invention can be applied to the biggish place of flow of the people, can be used for
For the power supply of the isolated electrons device such as street lamp, automatic vending machine.
In conclusion a kind of road surface energy collecting device based on piezoelectricity clockwork spring of the present invention is stepped on foot using increasing speed gearing transmission
Minor vertical displacement when ground is transformed into the significantly deformation of piezoelectricity clockwork spring, overcomes frequency to the defect of power generation limitation;Meanwhile
Integrated piezoelectricity clockwork spring greatly improves mechanical energy to the transformation efficiency of electric energy, improves power generation electricity.Present apparatus structure is new
Grain husk, applied widely, generating efficiency is high, and capacity usage ratio is high, easy to use.
Although above in conjunction with figure, invention has been described, and the invention is not limited to above-mentioned specific embodiment parties
Formula, the above mentioned embodiment is only schematical, rather than restrictive, the case where not departing from present inventive concept
Under, many variations can also be made, these belong to protection category of the invention.
Claims (6)
1. a kind of road surface energy collecting device based on piezoelectricity clockwork spring, it is characterised in that: cover board (2) is connected by screw and cabinet (3)
It connects;Pedal (1) is installed on above cover board (2) by short spring (5), and the rack gear (4) inner with cabinet (3) is connect;The rack gear
(4) lower end is connect with the internal short sleeve (8) equipped with short spring (5), and rack gear (4) is engaged with pinion gear (6);The short sleeve
(8) it is fixed on cabinet (3) bottom inner surface and plays the role of limit and guiding to the movement of rack gear (4);Two coaxial small teeth
Wheel (6) and gear wheel (7) are assemblied on gear shaft (14);The gear shaft (14) and bearing (16) cooperate, and are mounted on cabinet
(3) in;The pinion gear (6) is coaxial fixed with gear wheel (7), and pinion gear (6) and gear wheel (7) will very as level-one speed increaser
More times of small displacement equations;The rack-driving body (9) of the gear wheel (7) and its two sides engaged transmission, drives rack-driving body
(9) movement up and down reciprocatingly is done;The rack-driving body (9) and an end piezoelectricity clockwork spring (12) and two end piezoelectricity clockwork springs
(13) and the internal long sleeve (11) equipped with long spring (10) connects;One end piezoelectricity clockwork spring (12) and two end pressures
Electric clockwork spring (13) is the clockwork spring that upper and lower surface patch has piezoelectric patches, an end piezoelectricity clockwork spring (12) and two end piezoelectricity clockwork springs
(13) center-side is locked on fixing axle (15);One end piezoelectricity clockwork spring (12) and two end piezoelectricity clockwork springs (13) are altogether
There are two classes, there are two two end piezoelectricity clockwork springs (13) of external end head, rack gear passes the opposite one side installation tool of rack-driving body (9)
The opposite face installation of kinetoplast (9) has an end piezoelectricity clockwork spring (12) of an external end head;The long sleeve (11) is fixed on
Bottom surface on cabinet (3) inside plays the role of limit and guiding to the movement of rack-driving body (9);The fixing axle (15)
It is fixed on cabinet (3);There are three chambers altogether for the cabinet (3).
2. a kind of road surface energy collecting device based on piezoelectricity clockwork spring according to claim 1, it is characterised in that: work as pedal
(1) when pushing, one end piezoelectricity clockwork spring (12) and two end piezoelectricity clockwork springs (13) are always at tightening state, when stepping on
When plate (1) is sprung back, it is also at rebound state.
3. a kind of road surface energy collecting device based on piezoelectricity clockwork spring according to claim 1, it is characterised in that: the tooth
Item (4) and rack-driving body (9) are connect well with short sleeve (8) and long sleeve (11), short spring (5) and long spring (10) rebound
Also in time.
4. a kind of road surface energy collecting device based on piezoelectricity clockwork spring according to claim 1, it is characterised in that: Suo Youyi
The external end head of a end piezoelectricity clockwork spring (12) and two end piezoelectricity clockwork springs (13) is connected to energy storage dress by conductor in parallel
It sets.
5. a kind of road surface energy collecting device based on piezoelectricity clockwork spring according to claim 1, it is characterised in that: described one
A end piezoelectricity clockwork spring (12) and two end piezoelectricity clockwork spring (13) upper and lower surfaces are laid with electrode, and piezoelectric layer and basal layer point
Conducting wire is not connected with it.
6. a kind of road surface energy collecting device based on piezoelectricity clockwork spring according to claim 1, it is characterised in that: described one
A end piezoelectricity clockwork spring (12) and two end piezoelectricity clockwork spring (13) protective layer materials are polyester, and piezoelectricity layer material is after polarizing
PVDF, the material of basal layer are one of copper, steel or aluminium alloy.
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CN201710750875.7A CN107395062B (en) | 2017-08-28 | 2017-08-28 | A kind of road surface energy collecting device based on piezoelectricity clockwork spring |
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CN201710750875.7A CN107395062B (en) | 2017-08-28 | 2017-08-28 | A kind of road surface energy collecting device based on piezoelectricity clockwork spring |
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CN107395062B true CN107395062B (en) | 2019-02-26 |
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CN108429488B (en) * | 2018-03-09 | 2019-05-03 | 安徽大学 | A kind of piezoelectric energy recovery device |
CN109539143B (en) * | 2018-11-20 | 2021-04-02 | 甬港现代工程有限公司 | Emergency lighting facility |
CN112187099B (en) * | 2020-10-22 | 2022-06-17 | 郑州铁路职业技术学院 | Diagnosis room information display system adopting corridor ground self-power generation |
CN112202365B (en) * | 2020-10-22 | 2022-05-27 | 郑州铁路职业技术学院 | Self-powered diagnosis room information display method based on piezoelectricity |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101509476A (en) * | 2009-03-31 | 2009-08-19 | 王择邻 | Highway and railway pressure electric generator |
CN202374193U (en) * | 2011-12-09 | 2012-08-08 | 中国矿业大学 | Piezoelectric energy collecting device |
CN103986369A (en) * | 2014-05-16 | 2014-08-13 | 浙江大学 | Road electricity generation device utilizing bituminous pavement deformation to generate electricity |
CN104009669A (en) * | 2014-06-10 | 2014-08-27 | 大连理工大学 | Piezoelectric floor device of blocking cantilever beam structure |
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US9383180B2 (en) * | 2012-03-12 | 2016-07-05 | Omnitek Partners Llc | Gravity dropped small weapon electronic safe arm fuze and energy harvesting device for power generation onboard gravity dropped weapons |
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101509476A (en) * | 2009-03-31 | 2009-08-19 | 王择邻 | Highway and railway pressure electric generator |
CN202374193U (en) * | 2011-12-09 | 2012-08-08 | 中国矿业大学 | Piezoelectric energy collecting device |
CN103986369A (en) * | 2014-05-16 | 2014-08-13 | 浙江大学 | Road electricity generation device utilizing bituminous pavement deformation to generate electricity |
CN104009669A (en) * | 2014-06-10 | 2014-08-27 | 大连理工大学 | Piezoelectric floor device of blocking cantilever beam structure |
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Inventor after: Xia Wei Inventor after: Yao Minghui Inventor after: Zhang Wei Inventor after: Ma Li Inventor after: Liu Pengfei Inventor before: Yao Minghui Inventor before: Xia Wei Inventor before: Zhang Wei Inventor before: Ma Li Inventor before: Liu Pengfei |
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