CN105923099B - A kind of energy accumulated assisted bicycle - Google Patents
A kind of energy accumulated assisted bicycle Download PDFInfo
- Publication number
- CN105923099B CN105923099B CN201610315886.8A CN201610315886A CN105923099B CN 105923099 B CN105923099 B CN 105923099B CN 201610315886 A CN201610315886 A CN 201610315886A CN 105923099 B CN105923099 B CN 105923099B
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- China
- Prior art keywords
- motor
- wheel hub
- energy accumulated
- pin
- assisted bicycle
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
- B62M6/00—Rider propulsion of wheeled vehicles with additional source of power, e.g. combustion engine or electric motor
- B62M6/40—Rider propelled cycles with auxiliary electric motor
- B62M6/45—Control or actuating devices therefor
- B62M6/50—Control or actuating devices therefor characterised by detectors or sensors, or arrangement thereof
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses a kind of energy accumulated assisted bicycle, including flywheel, chain, support body and wheel disc, the flywheel is connected with chain；It is characterized in that the bicycle also includes power supply, controller, pulling force sensor, Hall sensor, friction plate, wheel hub, motor coil, motor housing, motor permanent magnet, axle, lever and electromagnet.The bicycle structure is simple, easy to operate.By simple structure design can automatic decision enter ride mode, assistant mode and energy accumulation mode in one kind, power-assisted can not only be provided, and excess energy when brake and descending can be stored, then used under assistant mode, reached the maximization of energy utilization；Designed simultaneously by special motor and wheel hub by power-assisted, accumulation of energy set into a structure, system is more simplified.
Description
Technical field
The present invention relates to a kind of bicycle, specifically a kind of moped with accumulation of energy function.
Background technology
Bicycle power-assisted system is broadly divided into mechanical accumulated energy power-assisted and electric boosted at present, and electric boosted is to be battery powered
Motor is set to be in desired rotary regimes by chip controls size of current again to motor, such a power assisting device power-assisted effect is good,
Random time all can be used.But the electric energy needed for power-assisted fully relies on the acquisition that charges the battery, capacity usage ratio is not high.Machinery stores
Can power-assisted be will be braked by elastic device, descending when unnecessary collection of energy, discharged again when needing power-assisted, such a power-assisted side
Formula is simple in construction, and energy loss is small, but the power-assisted time is short, and can not power-assisted when mechanical structure does not have accumulation of energy.
The content of the invention
In view of the shortcomings of the prior art, the technical problem that the present invention intends to solve is to provide a kind of energy accumulated assisted bicycle.Should
Bicycle by simple structure design can automatic decision enter ride mode, assistant mode and energy accumulation mode in one kind,
Power-assisted can not only be provided, and excess energy when brake and descending can be stored, then use, reach under assistant mode
The maximization of energy utilization is arrived.
The technical scheme that the present invention solves the technical problem is to provide a kind of energy accumulated assisted bicycle, including flywheel, chain
Bar, support body and wheel disc, the flywheel are connected with chain；It is characterized in that the bicycle also includes power supply, controller, pull sensing
Device, Hall sensor, friction plate, wheel hub, motor coil, motor housing, motor permanent magnet, axle, lever and electromagnet；
The power supply, controller, pulling force sensor, Hall sensor, axle, lever and electromagnet are fixed on support body；Institute
Power supply, pulling force sensor, Hall sensor, motor coil and electromagnet is stated to be connected with controller respectively；The pulling force sensor
Measurement end be connected with chain；The measurement end of the Hall sensor is connected with wheel disc；The motor coil is installed in the middle part of axle,
In motor housing；The motor permanent magnet is fixed on inside motor housing；The motor housing passes through bearing and axis connection；
The wheel hub passes through bearing and axis connection；The motor housing is located at hub interior；The flywheel is threadingly attached to wheel hub
One end；The other end of wheel hub has groove；Its intermediate part is fixed on support body, and one end of lever is recessed with wheel hub one end
Groove is engaged, and the other end is provided with conductor；One end of the electromagnet is fixed on support body, and the conductor of the other end and lever is matched somebody with somebody
Close；Friction plate is installed between the wheel hub and motor housing.
Compared with prior art, beneficial effect of the present invention is：
(1) bicycle structure is simple, easy to operate.By simple structure design can automatic decision enter and ride mould
One kind in formula, assistant mode and energy accumulation mode, power-assisted can not only be provided, and excess energy when brake and descending can entered
Row storage, then uses under assistant mode, has reached the maximization of energy utilization；Set simultaneously by special motor with wheel hub
Power-assisted, accumulation of energy set into a structure, are made system more simplify by meter.
(2) the bicycle energy-conserving and environment-protective, course continuation mileage length.
Brief description of the drawings
Fig. 1 is a kind of overall structure schematic front view of embodiment of energy accumulated assisted bicycle of the present invention；
Fig. 2 is a kind of embodiment of energy accumulated assisted bicycle of the present invention along the cross-sectional view at the A-A in Fig. 1；
Fig. 3 is a kind of embodiment of energy accumulated assisted bicycle of the present invention along the cross-sectional view at the B-B in Fig. 2；
Fig. 4 is a kind of structured flowchart of the controller of embodiment of energy accumulated assisted bicycle of the present invention；
Fig. 5 is a kind of voltage reduction module circuit theory diagrams of embodiment of energy accumulated assisted bicycle of the present invention；(1, electric power storage in figure
Pond；2nd, controller；3rd, pulling force sensor；4th, Hall sensor；5th, friction plate；6th, wheel hub；7th, motor coil；8th, flywheel；9th, it is electric
Machine shell；10th, motor permanent magnet；11st, axle；12nd, lever；13rd, electromagnet；14th, chain；15th, support body；16th, wheel disc；201st, monolithic
Machine；202nd, driving chip；203rd, voltage reduction module；204th, relay；205th, the first diode；206th, the second diode)
Embodiment
Clear, complete description will be carried out to the technical scheme in the embodiment of the present invention below, it is clear that described implementation
Example is the part of the embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, the common skill in this area
The every other embodiment that art personnel are obtained on the premise of creative work is not made, belong to the model that the present invention protects
Enclose.
The invention provides a kind of energy accumulated assisted bicycle (referring to Fig. 1-5, abbreviation bicycle), including power supply 1, controller
2nd, pulling force sensor 3, Hall sensor 4, friction plate 5, wheel hub 6, motor coil (stator) 7, flywheel 8, motor housing 9, motor
Permanent magnet (rotor) 10, axle 11, lever 12, electromagnet 13, chain 14, support body 15 and wheel disc 16；
The power supply 1, controller 2, pulling force sensor 3, Hall sensor 4, axle 11, lever 12 and electromagnet 13 are fixed on
On support body 15；The power supply 1, pulling force sensor 3, Hall sensor 4, motor coil 7 and electromagnet 13 connect with controller 2 respectively
Connect；The power supply 1 is used to store and provide electric energy；The measurement end of the pulling force sensor 3 is connected with chain 14, for measuring certainly
The tension value of driving chain 14；The measurement end of the Hall sensor 4 is connected with wheel disc 16, for measuring bicycle wheel disc 16
Rotating speed；The motor coil 7 is located in motor housing 9, is installed on the middle part of axle 11；The motor permanent magnet 10 is fixed on outside motor
Inside shell 9；The motor housing 9 is connected by bearing with axle 11, can freely be rotated around axle 11；The wheel hub 6 passes through bearing
It is connected, can be rotated around axle 11 with axle 11, while can be along the axial movement of axle 11；The motor housing 9 is located in wheel hub 6
Portion；The flywheel 8 is threadingly attached to one end of wheel hub 6；The flywheel 8 is connected with chain 14；The other end of wheel hub 6 has
Groove；The middle part of the lever 12 is fixed on support body 15, plays a part of fulcrum, and one end of lever 12 is recessed with the one end of wheel hub 6
Groove is engaged, and the other end is provided with conductor；One end of the electromagnet 13 is fixed on support body 15, and the other end is led with lever 12
Body coordinates, and carries out cutting magnetic induction line motion, produces induced electromotive force, and then produce electromagnetic force；The wheel hub 6 and motor housing 9
Between friction plate 5 is installed.
The model of the pulling force sensor 3 is MIK-LCS3；The model of the Hall sensor 4 is SH3144.
The controller 2 includes single-chip microcomputer 201, driving chip 202, voltage reduction module 203, relay 204, the first diode
205 and second diode 206；The power supply 1 is connected with voltage reduction module 203 and relay 204 respectively；The single-chip microcomputer 201 divides
It is not connected with pulling force sensor 3, Hall sensor 4, voltage reduction module 203 and driving chip 202；The driving chip 202 is distinguished
It is connected with electromagnet 13 and relay 204；First diode 205 is connected with relay 204 and motor coil 7 respectively；Institute
The second diode 206 is stated to be connected with relay 204 and motor coil 7 respectively；
The model of the single-chip microcomputer 201 is STC89C52；The model of the driving chip 202 is ULN2803A；The drop
The decompression chip VR1 of die block 203 model is LM7805；The relay 204 has switch；
The circuit of the voltage reduction module 203 is formed：Decompression chip VR1 pin Vin connects with the positive pole of power supply 1, electricity
Hold C1 pin 1 connected with VR1 pin Vin, electric capacity C1 pin 2 connects with publicly GND, VR1 pin GND with it is public
Ground GND connections, electric capacity C2 pin 1 connect with VR1 pin Vout, and electric capacity C2 pin 2 connects with publicly GND, VR1's
Pin Vout connects with Vcc；Electric capacity C1, C2 0.33uF.
The 12V voltages of power supply 1 are reduced to 5V by voltage reduction module VR1, as single-chip microcomputer 201, driving chip 202, electromagnet 13
With the working power of relay 204, the signal that single-chip microcomputer 201 detects according to Hall sensor 4 and pulling force sensor 3 carries out three kinds
The conversion of mode of operation (i.e. ride mode, assistant mode and energy accumulation mode).
When electric current being not present in electromagnet 13, do not contacted between wheel hub 6 and motor housing 9, between each other without active force；
When being passed through electric current in electromagnet 13, electromagnet 13 and the conductor being located therein produce induced electromotive force, and then produce electromagnetic force,
Axial movement of the wheel hub 6 along axle 11, and then, wheel hub 6 close with motor housing 9 are promoted by the leverage electromagnetic force of lever 12
Friction plate 5 between motor housing 9 contacts so that has very big frictional force between wheel hub 6 and motor housing 9, can regard
Work is that both are fixedly connected, and is rotated together around axle 11, realizes transmission.
The operation principle and workflow of energy accumulated assisted bicycle of the present invention be：Initialization program, pulling force sensor 3 detect
The tension value of bicycle chain, when bicycle is in descending or brake, the bicycle chain tension value of the detection of pulling force sensor 3
Less than setting minimum value when, controller 2 enters energy accumulation mode by procedure selection, and single-chip microcomputer 201 controls driving chip 202 to give
Relay 204 is powered, the switch closure of relay 204；Single-chip microcomputer 201 controls driving chip 202 to be powered to electromagnet 13, lever 12
Axial movement of the wheel hub 6 along axle 11 is promoted, now the friction plate 5 between wheel hub 6 and motor housing 9 contacts, and motor housing 9 is with wheel
Hub 6 rotates, and motor permanent magnet 10 produces relative motion with motor coil 7 and produces electric energy, and electric current passes through the two or two by motor coil 7
Pole pipe 206 and relay 204 flow to power supply 1, by electrical power storage in power supply 1.
When bicycle, which is in, to go up a slope or start to walk, the bicycle chain tension value that pulling force sensor 3 detects is more than setting most
During big value, controller 2 enters assistant mode by procedure selection, and single-chip microcomputer 201 controls driving chip 202 logical to relay 204
Electricity, the switch closure of relay 204；Single-chip microcomputer 201 controls driving chip 202 to be powered to electromagnet 13, and lever 12 promotes the edge of wheel hub 6
The axial movement of axle 11, now the friction plate 5 between wheel hub 6 and motor housing 9 contact, motor housing 9 rotates with wheel hub 6, electricity
For stream by power supply 1 by the flow direction motor coil 7 of 204 and first diode of relay 205, motor housing 9 drives wheel hub 6 to rotate, defeated
Go out power, and the chain tension that the rotating speed that is measured by Hall sensor 4 of single-chip microcomputer 201 and pulling force sensor 3 measure is defeated
Go out the watt level of PWM ripples control driving chip 202 and then controlled motor coil 7, then single-chip microcomputer 201 passes through pull sensing again
Device 3 measures chain tension value, and single-chip microcomputer 201 controls the work(of PWM increase motor coils 7 if chain tension value is more than setting value
Rate, then single-chip microcomputer 201 is single if chain tension value is less than setting value again by the measurement chain tension value of pulling force sensor 3
Piece machine 201 controls the power of PWM reduction motor coils 7.
When chain tension value is between maxima and minima, controller 2 enters ride mode by procedure selection,
Single-chip microcomputer 201 controls driving chip 202 to be powered off to relay 204, and relay 204 switches off；The control driving core of single-chip microcomputer 201
Piece 202 powers off to electromagnet 13, and lever 12 limits axial movement of the wheel hub 6 along axle 11, now between wheel hub 6 and motor housing 9
Friction plate 5 do not contact, motor coil 7 powers off, and motor housing 9 does not rotate with wheel hub 6, and remains stationary, motor does not work.
The present invention does not address part and is applied to prior art.
Claims (8)
1. a kind of energy accumulated assisted bicycle, including flywheel, chain, support body and wheel disc, the flywheel are connected with chain；Its feature exists
Outside the bicycle is also including power supply, controller, pulling force sensor, Hall sensor, friction plate, wheel hub, motor coil, motor
Shell, motor permanent magnet, axle, lever and electromagnet；
The power supply, controller, pulling force sensor, Hall sensor, axle, lever and electromagnet are fixed on support body；The electricity
Source, pulling force sensor, Hall sensor, motor coil and electromagnet are connected with controller respectively；The survey of the pulling force sensor
Amount end is connected with chain；The measurement end of the Hall sensor is connected with wheel disc；The motor coil is installed in the middle part of axle, is located at
In motor housing；The motor permanent magnet is fixed on inside motor housing；The motor housing passes through bearing and axis connection；It is described
Wheel hub passes through bearing and axis connection；The motor housing is located at hub interior；The flywheel is threadingly attached to the one of wheel hub
End；The other end of wheel hub has groove；Its intermediate part is fixed on support body, one end of lever and the groove phase of wheel hub one end
Coordinate, the other end is provided with conductor；One end of the electromagnet is fixed on support body, and the conductor of the other end and lever coordinates；Institute
State and friction plate is installed between wheel hub and motor housing.
2. energy accumulated assisted bicycle according to claim 1, it is characterised in that the model of the pulling force sensor is MIK-
LCS3；The model of the Hall sensor is SH3144.
3. energy accumulated assisted bicycle according to claim 1, it is characterised in that the controller includes single-chip microcomputer, driving core
Piece, voltage reduction module, relay, the first diode and the second diode；The power supply is connected with voltage reduction module and relay respectively；
The single-chip microcomputer is connected with pulling force sensor, Hall sensor, voltage reduction module and driving chip respectively；The driving chip difference
It is connected with electromagnet and relay；First diode is connected with relay and motor coil respectively；Second diode
It is connected respectively with relay and motor coil.
4. energy accumulated assisted bicycle according to claim 3, it is characterised in that the model of the single-chip microcomputer is STC89C52.
5. energy accumulated assisted bicycle according to claim 3, it is characterised in that the model of the driving chip is
ULN2803A。
6. energy accumulated assisted bicycle according to claim 3, it is characterised in that the circuit of the voltage reduction module, which is formed, is：Drop
Pressure chip VR1 pin Vin connects with the positive pole of power supply, and electric capacity C1 pin 1 connects with VR1 pin Vin, and electric capacity C1's draws
Pin 2 is connected with publicly GND, and VR1 pin GND is connected with publicly GND, and electric capacity C2 pin 1 and VR1 pin Vout connect
Connect, electric capacity C2 pin 2 connects with publicly GND, and VR1 pin Vout connects with Vcc.
7. energy accumulated assisted bicycle according to claim 6, it is characterised in that the type of the decompression chip of the voltage reduction module
Number it is LM7805.
8. energy accumulated assisted bicycle according to claim 6, it is characterised in that the electric capacity C1, C2 0.33uF.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610315886.8A CN105923099B (en) | 2016-05-12 | 2016-05-12 | A kind of energy accumulated assisted bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610315886.8A CN105923099B (en) | 2016-05-12 | 2016-05-12 | A kind of energy accumulated assisted bicycle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105923099A CN105923099A (en) | 2016-09-07 |
| CN105923099B true CN105923099B (en) | 2018-04-06 |
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ID=56835829
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610315886.8A Expired - Fee Related CN105923099B (en) | 2016-05-12 | 2016-05-12 | A kind of energy accumulated assisted bicycle |
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| CN (1) | CN105923099B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106741551A (en) * | 2017-01-19 | 2017-05-31 | 重庆通盛建设工业有限公司 | A kind of public bicycles |
| CN107215424B (en) * | 2017-05-23 | 2020-06-30 | 河北工业大学 | Automatic energy storage booster bicycle |
| CN111862378A (en) * | 2020-06-24 | 2020-10-30 | 北京中煤矿山工程有限公司 | Intelligent safety inspection system for coal mine shaft construction based on negative pressure adsorption technology |
| CN112067169B (en) * | 2020-07-27 | 2021-09-24 | 江苏立央科技有限公司 | Hall piezoelectric sensor and electric bicycle |
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| CN104648596A (en) * | 2013-11-15 | 2015-05-27 | 株式会社万都 | Electric bicycle and control method thereof |
| CN105539713A (en) * | 2015-12-28 | 2016-05-04 | 常博浩 | Unplugged motor bicycle, electric energy recycling method and automatic transmission method |
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- 2016-05-12 CN CN201610315886.8A patent/CN105923099B/en not_active Expired - Fee Related
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07172377A (en) * | 1993-09-14 | 1995-07-11 | Riken Corp | Electric bicycle |
| CN2335880Y (en) * | 1998-08-07 | 1999-09-01 | 清华大学 | Mixed controlled light motor-driven cycle |
| JP2001151184A (en) * | 1999-11-22 | 2001-06-05 | Nippon Recycling Syst:Kk | Power assisted bicycle and its drive control method |
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| CN105923099A (en) | 2016-09-07 |
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