CN204659940U - A kind of bicycle-driven generation grip - Google Patents
A kind of bicycle-driven generation grip Download PDFInfo
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- CN204659940U CN204659940U CN201520334744.7U CN201520334744U CN204659940U CN 204659940 U CN204659940 U CN 204659940U CN 201520334744 U CN201520334744 U CN 201520334744U CN 204659940 U CN204659940 U CN 204659940U
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Abstract
The utility model provides a kind of bicycle-driven generation grip, and comprise grip matrix and generating film, described generating film is embedded in the inner side of described grip matrix; Stating generating film is multi-layer piezoelectric-triboelectricity film.In ride, be embedded in the irregular deformation of periodicity and fricative energy that multi-layer piezoelectric-triboelectricity film collection inside grip makes grip occur due to the pressure between human body and grip, and be converted into electric energy, by rational circuit layout, the electric energy that this generating grip produces directly for the intelligent movable equipment such as mobile phone, flat board, code table are powered, also can be stored in electrical storage device.
Description
Technical field
The utility model relates to multi-layer piezoelectric friction film generation technology, is specifically related to a kind of bicycle-driven generation grip.
Background technology
Mode of operation due to Urban population generally has the motionless feature of sitting, therefore city dweller especially race of office generally lack motion, in addition due to early, especially there is traffic pressure problem bigger than normal in evenign peak, affect city dweller to a great extent and especially to go to work the quality of life of crowd.In addition, become the focus of concern along with the environmental problem caused due to the fossil class energy and pollution thereof in the world, from environment, collecting energy is regarded as the effective way realizing green energy resource and energy sustainable development.
Along with the generally enhancing of health of people consciousness, have concurrently and to improve the health and the green of low-carbon emission reduction advantage is ridden the go off daily or mode of motion that become more and more people.But, become increasingly abundant at mobile device, under people be unable to do without mobile device and electricity consumption of equipment amount is bigger than normal prerequisite, when the long period rides and particularly participates in outdoor activities by bike, mobile device often do not have electricity can affect the mood of people to a great extent.
Bicycle capable of generating power is to the electric energy of charging of mobile devices, can greatly facilitate the experience in ride by the energy storage in cycling process.But existing generation type bicycle is all electromagnetic mode, there is large, the inefficient deficiency of volume, and can resistance of motion be produced in ride.
Utility model content
In view of this, the utility model provides a kind of bicycle-driven generation grip, is intended to realize the energy storage in ride and charging.
The technical solution adopted in the utility model is specially:
A kind of bicycle-driven generation grip, comprise grip matrix and generating film, described generating film is embedded in the inner side of described grip matrix.
In above-mentioned bicycle-driven generation grip, described generating film is multi-layer piezoelectric-triboelectricity film.
In above-mentioned bicycle-driven generation grip, described multi-layer piezoelectric-triboelectricity film comprises the piezoelectric membrane unit and friction film unit that set gradually, described piezoelectric membrane unit comprises piezoelectric membrane and is placed in the piezoelectric membrane electrode of described piezoelectric membrane both sides, and described friction film unit comprises friction film electrode and is placed in the friction film between described friction film electrode and described piezoelectric membrane unit.
In above-mentioned bicycle-driven generation grip, described piezoelectric membrane is PVDF piezoelectric membrane.
In above-mentioned bicycle-driven generation grip, described friction film comprises the friction layer and substrate that set gradually.
In above-mentioned bicycle-driven generation grip, described multi-layer piezoelectric-triboelectricity film is connected with load by voltage conversion circuit.
In above-mentioned bicycle-driven generation grip, described voltage conversion circuit comprises step-down transformer and AC/DC changeover switch, wherein: the mouth of described multi-layer piezoelectric-triboelectricity film is connected with the input end of described step-down transformer, the ac signal for producing multi-layer piezoelectric-triboelectricity film carries out step-down process; The mouth of described step-down transformer is connected with AC/DC changeover switch, and described AC/DC changeover switch comprises the rectifying circuit, filter circuit and the mu balanced circuit that connect successively, and the ac signal after step-down is converted to direct current (DC) after described AC/DC changeover switch process; The mouth of described AC/DC changeover switch is connected with described load.
In above-mentioned bicycle-driven generation grip, described load is intelligent movable equipment.
In above-mentioned bicycle-driven generation grip, described load is electrical storage device, and described electrical storage device comprises the charge circuit, protective circuit and the energy-storage travelling wave tube that are connected successively, and described charge circuit is for regulating charging current and showing charge condition; Described protective circuit is used for short-circuit protection, overcharges and over; The direct current (DC) of conversion is stored in described energy-storage travelling wave tube successively after described charge circuit, described protective circuit process.
The beneficial effect that the utility model produces is:
Power generation assembly of the present utility model, based on triboelectrification and electrostatic induction principle, can be used for the bicycle handle grip of automatic generation.Compare to the electrical generator of electromagnetic principle, single surface friction based on triboelectrification and electrostatic induction principle membrane volume that generates electricity is little, there is high potential export and stronger charging ability, and frictional loss can not be increased newly to bicycle accessories, and can not make to ride and produce extra resistance;
Power generation assembly of the present utility model adopts the multi-layer piezoelectric-friction material of soft quality to be embedded in inside the grip of each model bicycle at present, and structure is simple, cost is low, is conducive to Quantity production; To outside contact material non-selectivity and without the need to changing the original structure of bicycle and assembling mode, comformability is good.
Accompanying drawing explanation
When considered in conjunction with the accompanying drawings, more completely the utility model can be understood better.Accompanying drawing described herein is used to provide further understanding of the present utility model, and embodiment and explanation thereof, for explaining the utility model, are not formed improper restriction of the present utility model.
Fig. 1 is the mounting structure schematic diagram of a kind of bicycle-driven generation grip of the utility model;
Fig. 2 is the structural representation of the multi-layer piezoelectric-triboelectricity film of a kind of bicycle-driven generation grip of the utility model;
Fig. 3 is the circuit diagram of the electrical storage device of a kind of bicycle-driven generation grip of the utility model.
1, grip matrix 2, multi-layer piezoelectric-triboelectricity film 21, piezoelectric membrane 22, piezoelectric membrane electrode 23, friction layer 24, substrate 25, polymeric material electrode.
Detailed description of the invention
Below in conjunction with drawings and Examples, the technical solution of the utility model is described in further detail.
As shown in Figure 1, multi-layer piezoelectric-triboelectricity film 2 is embedded in grip (the i.e. grip matrix 1) inner side of ordinary bicycle, the structure of multi-layer piezoelectric-triboelectricity film 2 is with further reference to Fig. 2, mainly comprise the piezoelectric membrane unit (comprising the piezoelectric membrane electrode of piezoelectric membrane and both sides thereof) and friction film unit (friction film comprising friction film electrode and be located between friction film electrode and piezoelectric membrane unit) that set gradually, in the present embodiment, specifically comprise the PVDF piezoelectric membrane 21 set gradually, aluminium electrode 22, there is the friction layer 23 of micro-nano compound structure, substrate 24 and polymeric material electrode 25, when in the ride of people at bicycle, due to the periodicity that the pressure between human body and grip matrix 1 makes grip matrix 1 produce, fitfull pressure can make the multi-layer piezoelectric-triboelectricity film 2 inside grip matrix 1 produce periodically fitfull deformation, and multi-layer piezoelectric-triboelectricity film 2 gathers and the mechanical energy absorbed in deformation and fricative energy, and be converted into electric energy, the electric energy of conversion is through voltage conversion circuit step-down and after transferring direct current (DC) to, can be the charging of the power storage element such as cond or lithium cell efficiently, also can be directly as mobile phone, the intelligent movable equipment such as flat board and code table are powered.
The structure of voltage conversion circuit and electrical storage device is concrete as shown in Figure 3, wherein:
Voltage conversion circuit mainly comprises step-down transformer and AC/DC changeover switch, wherein: the input end of step-down transformer is connected with the mouth of multi-layer piezoelectric-triboelectricity film 2, electric energy for producing multi-layer piezoelectric-triboelectricity film 2 carries out step-down process, this is because electrical generator adopts multi-layer piezoelectric triboelectricity film, the voltage of the electric energy therefore produced is usually higher, therefore need step-down transformer and carry out step-down, the electric signal after step-down transformer process is still ac signal; The mouth of step-down transformer is connected with AC/DC changeover switch, and the ac signal after step-down is successively by being converted to direct current (DC) after rectifying circuit, filter circuit and mu balanced circuit process;
Electrical storage device comprises the charge circuit (for regulating charging current and showing charge condition), protective circuit (for short-circuit protection, overcharge, over) and the energy-storage travelling wave tube that are connected successively; step-down also transfers galvanic electric energy to successively by after charge circuit and protective circuit, by electrical power storage in power storage element (as lithium cell).
Below explain embodiment of the present utility model by reference to the accompanying drawings, accompanying drawing is herein used to provide further understanding of the present utility model.Obviously; the foregoing is only the utility model preferably detailed description of the invention; but protection domain of the present utility model is not limited thereto; any be to one skilled in the art can expect easily, do not depart from change of the present utility model or replacement in fact, be also all included within protection domain of the present utility model.
Claims (9)
1. a bicycle-driven generation grip, is characterized in that, comprise grip matrix and generating film, described generating film is embedded in the inner side of described grip matrix.
2. bicycle-driven generation grip according to claim 1, is characterized in that, described generating film is multi-layer piezoelectric-triboelectricity film.
3. bicycle-driven generation grip according to claim 2, it is characterized in that, described multi-layer piezoelectric-triboelectricity film comprises the piezoelectric membrane unit and friction film unit that set gradually, described piezoelectric membrane unit comprises piezoelectric membrane and is placed in the piezoelectric membrane electrode of described piezoelectric membrane both sides, and described friction film unit comprises friction film electrode and is placed in the friction film between described friction film electrode and described piezoelectric membrane unit.
4. bicycle-driven generation grip according to claim 3, is characterized in that, described piezoelectric membrane is PVDF piezoelectric membrane.
5. bicycle-driven generation grip according to claim 3, is characterized in that, described friction film comprises the friction layer and substrate that set gradually.
6. bicycle-driven generation grip according to claim 2, is characterized in that, described multi-layer piezoelectric-triboelectricity film is connected with load by voltage conversion circuit.
7. bicycle-driven generation grip according to claim 6, is characterized in that, described voltage conversion circuit comprises step-down transformer and AC/DC changeover switch, wherein:
The mouth of described multi-layer piezoelectric-triboelectricity film is connected with the input end of described step-down transformer, carries out step-down process for the ac signal produced multi-layer piezoelectric-triboelectricity film;
The mouth of described step-down transformer is connected with AC/DC changeover switch, and described AC/DC changeover switch comprises the rectifying circuit, filter circuit and the mu balanced circuit that connect successively, and the ac signal after step-down is converted to direct current (DC) after described AC/DC changeover switch process;
The mouth of described AC/DC changeover switch is connected with described load.
8. bicycle-driven generation grip according to claim 6, is characterized in that, described load is intelligent movable equipment.
9. bicycle-driven generation grip according to claim 6, is characterized in that, described load is electrical storage device, and described electrical storage device comprises the charge circuit, protective circuit and the energy-storage travelling wave tube that are connected successively, wherein:
Described charge circuit is for regulating charging current and showing charge condition;
Described protective circuit is used for short-circuit protection, overcharges and over;
The direct current (DC) of conversion is stored in described energy-storage travelling wave tube successively after described charge circuit, described protective circuit process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520334744.7U CN204659940U (en) | 2015-05-22 | 2015-05-22 | A kind of bicycle-driven generation grip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520334744.7U CN204659940U (en) | 2015-05-22 | 2015-05-22 | A kind of bicycle-driven generation grip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204659940U true CN204659940U (en) | 2015-09-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520334744.7U Expired - Fee Related CN204659940U (en) | 2015-05-22 | 2015-05-22 | A kind of bicycle-driven generation grip |
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| Country | Link |
|---|---|
| CN (1) | CN204659940U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110103617A (en) * | 2019-04-17 | 2019-08-09 | 江苏大学 | A kind of electrostatic dedusting blackboard eraser that can be recovered energy |
-
2015
- 2015-05-22 CN CN201520334744.7U patent/CN204659940U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110103617A (en) * | 2019-04-17 | 2019-08-09 | 江苏大学 | A kind of electrostatic dedusting blackboard eraser that can be recovered energy |
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Legal Events
| 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: 20150923 Termination date: 20180522 |