CN207835132U - Lock charging unit and bicycle - Google Patents
Lock charging unit and bicycle Download PDFInfo
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- CN207835132U CN207835132U CN201820151985.1U CN201820151985U CN207835132U CN 207835132 U CN207835132 U CN 207835132U CN 201820151985 U CN201820151985 U CN 201820151985U CN 207835132 U CN207835132 U CN 207835132U
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- voltage
- lock
- charging unit
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Abstract
The utility model discloses a kind of lock charging units, including voltage transformation module and the pressure electricity generation module on vehicle tyre；The output end of the pressure electricity generation module connects the input terminal of the voltage transformation module, and the mechanical energy for changing tire pressure is converted into electric energy and exports；The charging end of the output end connection lock equipment of the voltage transformation module, for the electric energy received to be converted into direct voltage output, with to the storage battery power supply of the lock equipment.The utility model additionally provides a kind of bicycle, can provide effective charge power supply for lock equipment in the case where not increasing the traveling burden of vehicle tyre, ensure the normal power supply of the lock equipment.
Description
Technical field
The utility model is related to bicycle accessories field more particularly to a kind of lock charging units and bicycle.
Background technology
It is gradually rooted in the hearts of the people with the consciousness of energy-saving and emission-reduction, bike riding trip is increasingly becoming a kind of trip side of prevalence
Formula.The popularization of especially shared bicycle, further promotes prevalence of the electric locking in bicycle.
The electric locking of bicycle generally uses accumulator as power supply.It is a kind of in order to maintain the normal work of electric locking
Existing technical solution is exhausted or the not enough power supply of the accumulator is described to support in the accumulator electric-quantity of electric locking
When electric locking works normally, the accumulator more renewed, to maintain the normal work of the electric locking.Another existing skill
Art scheme is to use solar energy for the storage battery power supply, to maintain the electricity of the accumulator.
During implementing the utility model embodiment, inventor has found, is asked there are following in existing technical solution
Topic：
1, the electricity that the accumulator is maintained by the way of directly replacing accumulator, needs in practical operation to described
The electricity of accumulator is monitored；
2, replaced accumulator is often a greater impact due to over-discharge, service life, or even directly
It scraps, be easy to cause environmental pollution；
3, the mode of solar recharging is used to charge for the accumulator, since charging ability is affected by weather,
It is difficult to maintain the electricity of the accumulator under bad weather, situations such as accumulator is susceptible to not enough power supply, influences electronics
The normal work of lock.
Utility model content
The purpose of the utility model embodiment is to provide a kind of lock charging unit and bicycle, can not increase vehicle wheel
In the case of the traveling burden of tire, effective charge power supply is provided for lock equipment, ensures the normal power supply of the lock equipment.
To achieve the above object, the utility model embodiment provides a kind of lock charging unit, including voltage modulus of conversion
Block and the pressure electricity generation module on vehicle tyre；
The output end of the pressure electricity generation module connects the input terminal of the voltage transformation module, for becoming tire pressure
The mechanical energy of change is converted into electric energy and exports；
The output end of the voltage transformation module is used to connect the charging end of lock equipment, and the electric energy received is converted
It is conveyed to the lock equipment at DC voltage.
As the improvement of said program, the pressure electricity generation module includes pressure generator and rectification circuit；
The pressure generator includes the first output end and second output terminal, for defeated by the pressure change of the tire
Go out alternating current, first output end connects the first input end of the rectification circuit, and the second output terminal connection is described whole
Second input terminal of current circuit；
The output end of the rectification circuit connects the output end of the pressure electricity generation module, is used for the pressure generator
The alternating current of output is converted to direct current.
As the improvement of said program, the pressure generator of the pressure electricity generation module is installed on the wheel of the vehicle tyre
On hub.
As the improvement of said program, the pressure generator is piezoelectric ceramic vibrator.
As the improvement of said program, the rectification circuit is bridge rectifier.
As the improvement of said program, the voltage transformation module includes DC-DC conversion circuits；The DC-DC conversions electricity
The input terminal on road connects the input terminal of the voltage transformation module, and the output end of the DC-DC conversion circuits connects the voltage
The output end of conversion module, the DC-DC conversion circuits are used to the direct current of input being converted into the direct current of preset voltage value
Pressure output.
As the improvement of said program, the DC-DC conversion circuits include DC-DC voltage-stablizers, first resistor, the second electricity
Resistance, 3rd resistor, the first capacitance, the second capacitance, third capacitance and inductance；Described in the input terminal connection of the DC-DC voltage-stablizers
The input terminal of the input terminal of DC-DC conversion circuits, the DC-DC voltage-stablizers also passes through first capacity earth；The DC-DC
The Enable Pin of voltage-stablizer is connected to the input terminal of the DC-DC conversion circuits by the first resistor；The DC-DC voltage-stablizers
Bootstrapping inductance connection end of the end by DC-DC described in second capacitance connection；The inductance connection end of the DC-DC voltage-stablizers
Pass through the output end of DC-DC conversion circuits described in the inductance connection；The feedback input end of the DC-DC voltage-stablizers passes through described
Second resistance is grounded, and the feedback input end of the DC-DC voltage-stablizers also connects the DC-DC by the 3rd resistor and converts electricity
The output end on road.
As the improvement of said program, the DC-DC conversion circuits further include third capacitance；The DC-DC conversion circuits
Input terminal pass through the third capacity earth.
As the improvement of said program, the DC-DC conversion circuits further include the 4th capacitance；The DC-DC conversion circuits
Output end pass through the 4th capacity earth.
Compared with prior art, lock charging unit disclosed in the utility model embodiment, by being mounted on vehicle tyre
On pressure electricity generation module some mechanical of the vehicle tyre deformation can be converted into during the vehicle travels
Electric energy, and the electric energy is converted by direct voltage output by voltage transformation module, to power to lock equipment.Due to passing through
The deformation of the vehicle tyre obtains electric energy, and the traveling for increasing the vehicle tyre while obtaining electric energy can be avoided negative
Load, and since in the driving process of vehicle, the vehicle tyre necessarily will produce deformation, can be provided for the lock equipment
Stable charge power supply ensures the normal power supply of the lock equipment.
The utility model embodiment additionally provides a kind of bicycle, including bicycle ontology, lock equipment and any one as above
The lock charging unit；The lock equipment is installed on the bicycle ontology；The pressure electricity-generating of the lock charging unit
Module is installed on the tire of the bicycle ontology, described in the output end connection of the voltage transformation module of the lock charging unit
The charging end of lock equipment.
Compared with prior art, bicycle disclosed in the utility model embodiment, by its lock charging unit by being mounted on
Pressure electricity generation module on vehicle tyre, during the vehicle travels, by some mechanical of the vehicle tyre deformation
It can be converted into electric energy, and the electric energy is converted by direct voltage output by voltage transformation module, to power to lock equipment.
Due to obtaining electric energy by the deformation of the vehicle tyre, can avoid increasing the vehicle tyre while obtaining electric energy
Traveling burden, and can be that the lock is set since in the driving process of vehicle, the vehicle tyre necessarily will produce deformation
It is standby that stable charge power supply is provided, ensure the normal power supply of the lock equipment.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of lock charging unit in the utility model embodiment.
Fig. 2 is the physical circuit figure of the pressure electricity generation module of lock charging unit as shown in Figure 1.
Fig. 3 is the physical circuit figure of the voltage transformation module of lock charging unit as shown in Figure 1.
Fig. 4 is the physical circuit figure of lock charging unit as shown in Figure 1.
Fig. 5 is the connection diagram of the lock equipment and lock charging unit of a kind of bicycle of the utility model embodiment.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
The every other embodiment obtained, shall fall within the protection scope of the present invention.
It is a kind of structural schematic diagram for lock charging unit that the utility model embodiment provides referring to Fig. 1.In conjunction with Fig. 1
To Fig. 4, lock charging unit 100 provided in this embodiment includes pressure electricity generation module 110 and voltage transformation module 120.Wherein,
The output end output1 of the pressure electricity generation module 110 connects the output end of the voltage transformation module 120, and the voltage turns
Change the mold the charging end of the lock equipment 200 of the output end connection vehicle of block 120.
The pressure electricity generation module 110 is mounted on vehicle tyre, and in the driving process of the vehicle, tire is due to rolling
Dynamic and generate local pressure variation, the mechanical energy of the pressure change is converted into electric energy by the pressure electricity generation module 110, and by
The output end output1 of the pressure electricity generation module 110 exports the electric energy to the voltage transformation module 120.The voltage
The electric energy is converted into direct voltage output by conversion module 120, with to the storage battery power supply of the lock equipment 200, or
Directly it is the lock power supply of the lock equipment 200.
Specifically, the pressure electricity generation module 110 includes at least a pressure generator 111 and rectification circuit 112.The pressure
Power electric organ 111 includes the first output end and second output terminal, and first output end connects the first of the rectification circuit 112
Input terminal, the second output terminal connect the second input terminal of the rectification circuit 112.
Wherein, the pressure generator 111 is preferably piezoelectric ceramic vibrator, in other cases, the pressure generator
111 can also be other piezoelectric devices, not influence the advantageous effect of the utility model acquirement.
Preferably, the pressure generator 111 is mounted on the wheel hub of the vehicle tyre, to be run in the vehicle
Alternating current is generated by the pressure change of the tire in journey, the alternating current is from first output end and described second defeated
Outlet exports, and the rectification circuit 112 is inputted via the first input end and second input terminal.It is to be appreciated that institute
The other positions of the vehicle tyre, such as the outer surface of the vehicle tyre can also be mounted on by stating pressure generator 111, no
Influence the advantageous effect that the utility model obtains.Preferably, the rectification circuit 112 is bridge rectifier, by the friendship
Galvanic electricity is converted on the basis of direct current electricity output, simplifies circuit with cost-effective.In other embodiment, the rectification circuit 112
It can also be other circuits with rectification effect, such as half-wave rectifying circuit, do not influence the beneficial effect of the utility model acquirement
Fruit.
Specifically, the voltage transformation module 120 includes DC-DC conversion circuits 121.The DC-DC conversion circuits it is defeated
Enter to hold input2 to connect the input terminal of the voltage transformation module 120, the output end output2 of the DC-DC conversion circuits connects
The output end of the voltage transformation module 120 is connect, the electric energy of the voltage transformation module 120 will be inputted with preset voltage value
Direct voltage output.Further, the DC-DC conversion circuits include DC-DC voltage-stablizers U1, first resistor R1, second resistance
R2,3rd resistor R3, the first capacitance C1, the second capacitance C2 and inductance L1.
Wherein, the input terminal IN of the DC-DC voltage-stablizers U1 connects the input terminal of the DC-DC conversion circuits 121
input2；The Enable Pin EN of the DC-DC voltage-stablizers U1 is connected to the DC-DC conversion circuits by the first resistor R1
121 input terminal input2；The bootstrapping end BS of the DC-DC voltage-stablizers connects the DC-DC's by the second capacitance C2
Inductance connection end LX；The inductance connection end LX of the DC-DC voltage-stablizers U1 converts electricity by the inductance L1 connections DC-DC
The output end output2 on road 121；The feedback input end FB of the DC-DC voltage-stablizers U1 is grounded by the second resistance R2, institute
The feedback input end FB for stating DC-DC voltage-stablizers U1 also connects the defeated of the DC-DC conversion circuits 121 by the 3rd resistor R3
Outlet；The ground terminal GND ground connection of the DC-DC voltage-stablizers U1.Resistance value by adjusting the second resistance R2 and the third
The resistance value of resistance R3 is to realize the adjustment to the preset voltage value.
Further, the DC-DC conversion circuits 121 further include third capacitance C3, the DC-DC conversion circuits 121
Input terminal is grounded by the third capacitance C3.Further, the DC-DC conversion circuits 121 further include the 4th capacitance C4,
The output end of the DC-DC conversion circuits 121 is grounded by the 4th capacitance C4.
Lock charging unit disclosed in the utility model embodiment passes through the pressure electricity-generating mould on vehicle tyre
The some mechanical of the vehicle tyre deformation can be converted into electric energy, and pass through voltage by block during the vehicle travels
The electric energy is converted into direct voltage output by conversion module, to power to lock equipment.Due to passing through the vehicle tyre
Deformation obtains electric energy, can avoid the traveling burden for increasing the vehicle tyre while obtaining electric energy, and due to vehicle
Driving process in, the vehicle tyre necessarily will produce deformation, can provide stable charge power supply for the lock equipment,
Ensure the normal power supply of the lock equipment.
Referring to Fig. 5, the utility model embodiment additionally provides a kind of bicycle, including bicycle ontology, lock equipment 200 and
Lock charging unit 100 described in an embodiment as above.Wherein, the lock equipment 200 is installed on the bicycle ontology；Institute
The pressure electricity generation module for stating lock charging unit 100 is installed on the tire of the bicycle ontology, the lock charging unit 100
The output end of voltage transformation module connect the charging end of the lock equipment.
When the bicycle ontology is moved, the lock charging unit 100 carries out the worked of an embodiment as above
Journey, with to the lock equipment charge, therefore not to repeat here.
Bicycle disclosed in the utility model embodiment passes through the pressure on vehicle tyre by its lock charging unit
The some mechanical of the vehicle tyre deformation can be converted into electric energy, and lead to by electricity generation module during the vehicle travels
The electric energy is converted into direct voltage output by overvoltage conversion module, to power to lock equipment.Due to passing through the vehicle
The deformation of tire obtains electric energy, can avoid the traveling burden for increasing the vehicle tyre while obtaining electric energy, and by
In the driving process of vehicle, the vehicle tyre necessarily will produce deformation, can provide stable fill for the lock equipment
Power supply ensures the normal power supply of the lock equipment.
The above is preferred embodiments of the present invention, it is noted that for the ordinary skill of the art
For personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these are improved and profit
Decorations are also considered as the scope of protection of the utility model.
Claims (10)
1. a kind of lock charging unit, which is characterized in that the pressure hair including voltage transformation module and on vehicle tyre
Electric module；
The output end of the pressure electricity generation module connects the input terminal of the voltage transformation module, for change tire pressure
Mechanical energy is converted into electric energy and exports；
The output end of the voltage transformation module is used to connect the charging end of lock equipment, and the electric energy received is converted into directly
Galvanic electricity pressure is conveyed to the lock equipment.
2. lock charging unit as described in claim 1, which is characterized in that the pressure electricity generation module includes pressure generator
And rectification circuit；
The pressure generator includes the first output end and second output terminal, is handed over for being exported by the pressure change of the tire
Galvanic electricity, first output end connect the first input end of the rectification circuit, and the second output terminal connects the rectified current
Second input terminal on road；
The output end of the rectification circuit connects the output end of the pressure electricity generation module, for exporting the pressure generator
Alternating current be converted to direct current.
3. lock charging unit as claimed in claim 2, which is characterized in that the pressure generator of the pressure electricity generation module is pacified
On wheel hub loaded on the vehicle tyre.
4. lock charging unit as claimed in claim 2, which is characterized in that the pressure generator is piezoelectric ceramic vibrator.
5. lock charging unit as claimed in claim 2, which is characterized in that the rectification circuit is bridge rectifier.
6. lock charging unit as described in claim 1, which is characterized in that the voltage transformation module includes DC-DC conversions
Circuit；
The input terminal of the DC-DC conversion circuits connects the input terminal of the voltage transformation module, the DC-DC conversion circuits
Output end connects the output end of the voltage transformation module, and the DC-DC conversion circuits are for the direct current of input to be converted into
The direct voltage output of preset voltage value.
7. lock charging unit as claimed in claim 6, which is characterized in that the DC-DC conversion circuits include DC-DC voltage stabilizings
Device, first resistor, second resistance, 3rd resistor, the first capacitance, the second capacitance and inductance；
The input terminal of the DC-DC voltage-stablizers connects the input terminal of the DC-DC conversion circuits, the DC-DC voltage-stablizers it is defeated
Enter end and also passes through first capacity earth；
The Enable Pin of the DC-DC voltage-stablizers is connected to the input terminal of the DC-DC conversion circuits by the first resistor；
Bootstrapping inductance connection end of the end by DC-DC described in second capacitance connection of the DC-DC voltage-stablizers；
The output end that the inductance connection end of the DC-DC voltage-stablizers passes through DC-DC conversion circuits described in the inductance connection；
The feedback input end of the DC-DC voltage-stablizers is grounded by the second resistance, the feed back input of the DC-DC voltage-stablizers
End also connects the output end of the DC-DC conversion circuits by the 3rd resistor.
8. lock charging unit as claimed in claim 7, which is characterized in that the DC-DC conversion circuits further include third electricity
Hold；
The input terminal of the DC-DC conversion circuits passes through the third capacity earth.
9. lock charging unit as claimed in claim 7, which is characterized in that the DC-DC conversion circuits further include the 4th electricity
Hold；
The output end of the DC-DC conversion circuits passes through the 4th capacity earth.
10. a kind of bicycle, which is characterized in that including bicycle ontology, lock equipment and as described in any one of claim 1 to 9
Lock charging unit；
The lock equipment is installed on the bicycle ontology；
The pressure electricity generation module of the lock charging unit is installed on the tire of the bicycle ontology, the lock charging unit
The output end of voltage transformation module connect the charging end of the lock equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820151985.1U CN207835132U (en) | 2018-01-26 | 2018-01-26 | Lock charging unit and bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820151985.1U CN207835132U (en) | 2018-01-26 | 2018-01-26 | Lock charging unit and bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207835132U true CN207835132U (en) | 2018-09-07 |
Family
ID=63395338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820151985.1U Active CN207835132U (en) | 2018-01-26 | 2018-01-26 | Lock charging unit and bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207835132U (en) |
-
2018
- 2018-01-26 CN CN201820151985.1U patent/CN207835132U/en active Active
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