CN107972787A - A kind of wheel hub magnetic suspension bicycles damping braking system and control method - Google Patents
A kind of wheel hub magnetic suspension bicycles damping braking system and control method Download PDFInfo
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- CN107972787A CN107972787A CN201711296679.3A CN201711296679A CN107972787A CN 107972787 A CN107972787 A CN 107972787A CN 201711296679 A CN201711296679 A CN 201711296679A CN 107972787 A CN107972787 A CN 107972787A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B19/00—Wheels not otherwise provided for or having characteristics specified in one of the subgroups of this group
- B60B19/006—Magnetic wheels
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L7/00—Electrodynamic brake systems for vehicles in general
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K25/00—Axle suspensions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2200/00—Type of vehicles
- B60L2200/12—Bikes
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses a kind of wheel hub magnetic suspension bicycles damping braking system and control method, including vehicle frame, link is provided with vehicle frame, rear-wheel hub is connected with link, trailing wheel is arranged with outside rear-wheel hub, is movably connected between trailing wheel and rear-wheel hub by roller；Trailing wheel can be freely rotated on rear-wheel hub.Hollow chain wheel is provided with the vehicle frame, two foot pedals are connected with chain wheel edge, two foot pedals are symmetrical arranged in the revenue centre of vehicle frame and chain wheel, and chain wheel is connected by transmission mechanism with rear-wheels power.Bearing is provided with the top of the vehicle frame, the foreign steamer of bearing is connected with vehicle frame, and steering spindle is fixedly connected with the lubrication groove of bearing, the bottom of steering spindle is provided with connector, front hub is provided with connector, front-wheel is arranged with outside front hub, is movably connected between front-wheel and front hub by roller.The durability of wheel can be improved, wheel is unlikely to deform, and greatly simplifies bicycle structure, improves the production maintenance efficiency of bicycle, reduces production cost.
Description
Technical field
The present invention relates to a kind of bicycle, more particularly to a kind of wheel hub magnetic suspension bicycles damping braking system and control
Method.
Background technology
Bicycle, also known as bicycle or bicycle, are typically the small-sized ground vehicles of two wheels.After people rides car, trampled with foot
Plate is power, is the environmentally protective vehicles.English bicycle.Wherein bi means two, and cycle means to take turns, i.e. two-wheeled
Car.In inland of China, TaiWan, China, Singapore, it is commonly referred to as " bicycle " or " bicycle "；Then it is commonly referred to as in Hongkong and Macro
" bicycle "；And it is known as " Pedal driving amphibious vehicle " in Japan.Bicycle species is very much, there is single bicycle, and tandem bicycle also has more people certainly
Driving.
It can be used for riding instead of walk as the vehicles of environmental protection, go on a journey；More and more people are using bicycle as fitness equipment
Go on a tour for exercise of riding, bicycle；Bicycle is also a sports campaign in itself, has road race, mountainous region certainly
Driving match, Track cycling, stunt bicycle race etc..Bicycle structure is simple, is efficient green traffic instrument,
Short distance has great advantage in passing through.
But existing bicycle is all spoke made of steel wire, wheel is easily deformed, maintenance trouble.
The content of the invention
The goal of the invention of the present invention is：For above-mentioned problem, there is provided a kind of wheel hub magnetic suspension bicycles damping
Braking system, bicycle eliminate spoke setting, and bicycle direct drive of wheel rotates, and wheel is unlikely to deform, transmission efficiency.
The technical solution adopted by the present invention is as follows：
A kind of wheel hub magnetic suspension bicycles damping braking system, including vehicle frame, are provided with link on vehicle frame, are connected on link
There is rear-wheel hub, be arranged with trailing wheel outside rear-wheel hub, be movably connected between trailing wheel and rear-wheel hub by roller；Trailing wheel can be on rear-wheel hub
It is freely rotated；Magnetic is provided with rear-wheel hub and floats device, the cross section that magnetic floats device is in inverted trapezoidal, and magnetic is floated and is provided with the top of device
Some top magnets；Magnetic floating mechanism is provided with trailing wheel, the cross section of magnetic floating mechanism is in the groove structure of inverted trapezoidal, bottom portion of groove
Be provided with some bottom magnets, magnetic floating mechanism can bumps be set in magnetic and float on device, magnetic floating mechanism and magnetic have between floating device
Gap；Including damping device, damping device includes some tertiary coils, and tertiary coil is arranged in top magnet, top magnet
On be both provided with tertiary coil；Including energy storage device, tertiary coil is electrically connected by cable with energy storage device；Filled including brake
Put, brake gear includes braking circuit, Hall sensor, and Hall sensor is arranged on rear-wheel hub, Hall sensor and the 3rd
Coil is electrically connected by cable with braking circuit；The acceleration transducer of measurement vertical direction acceleration is provided with link,
Acceleration transducer is electrically connected with braking circuit.Signal reflex lamp is provided with rear-wheel hub, mud guard is provided with link, is kept off
Mud plate is above trailing wheel.
Further, it is described the invention discloses a kind of preferred structure of wheel hub magnetic suspension bicycles damping braking system
Hollow chain wheel is provided with vehicle frame, two foot pedals are connected with chain wheel edge, two foot pedals are in vehicle frame and chain wheel
Heart center symmetric setting, chain wheel are connected by transmission mechanism with rear-wheels power；The energy storage device includes booster circuit, boosting electricity
Road output terminal is connected with rectification circuit, and the input terminal of booster circuit is electrically connected with tertiary coil, the output terminal connection of rectification circuit
There is low-frequency filter circuit, the output terminal of low-frequency filter circuit is connected with high-frequency filter circuit.
Further, the magnetic floats the both sides of device and is respectively arranged with the second magnet and the 3rd magnet, the magnetic floating mechanism
Both sides be provided with the first magnet and the 4th magnet, magnetic floating mechanism bumps are set in magnetic when floating on device, the first magnet and second
Magnet homopolarity is oppositely arranged, and the 3rd magnet and the 4th magnet homopolarity are oppositely arranged, and bottom magnet and top magnet homopolarity are set relatively
Put；Some first coils are provided between second magnet and top magnet, are provided between top magnet and the 3rd magnet some
Second coil；First coil and the second coil are electrically connected by cable with the input terminal of the input terminal of booster circuit；Acceleration passes
Sensor is electrically connected with on-off circuit.
Further, the energy storage device includes charging circuit, storage battery, and the input terminal of charging circuit passes through regulator circuit
It is electrically connected with the input terminal of high-frequency filter circuit, the output terminal of charging circuit is electrically connected with storage battery, and the output terminal of storage battery connects
It is connected to output circuit；The braking circuit includes on-off circuit, and the signal input part of on-off circuit is connected with Hall sensor, opens
The output terminal on powered-down road is electrically connected with first coil, the second coil and tertiary coil, output circuit and on-off circuit electrical connection.
Further, the on-off circuit includes electromagnetic relay, A/D conversion circuits, D/A conversion circuits, central processing
Unit, the electrical energy inputs of electromagnetic relay are electrically connected with output circuit, output terminal and first coil, second of electromagnetic relay
Coil and tertiary coil are electrically connected, and the signal input part of electromagnetic relay is electrically connected with the output terminal of D/A conversion circuits, and D/A turns
The input terminal for changing circuit is connected with central processing unit signal；Central processing unit and the signal input part phase of A/D conversion circuits
Even, the input terminal of A/D conversion circuits is connected with acceleration transducer and Hall sensor signal respectively.
Further, bearing is provided with the top of the vehicle frame, the foreign steamer of bearing is connected with vehicle frame, fixed in the lubrication groove of bearing
Steering spindle is connected with, the bottom of steering spindle is provided with connector, front hub is provided with connector, before being arranged with outside front hub
Wheel, is movably connected between front-wheel and front hub by roller；Front-wheel can be freely rotated on front hub；Trailing wheel includes cover tire, outside
Tire is provided between tire and magnetic floating mechanism.
Further, handlebar is provided with the top of the steering spindle, handlebar is fixedly connected with steering spindle, connection at the top of vehicle frame
There is cushion bracket, cushion is provided with the top of cushion bracket；The trailing wheel, rear-wheel hub are identical with front-wheel, wheel hub structure.
Further, the handlebar both ends are both provided with retainer ring, and brake pillar is provided with retainer ring, brake on pillar
Being connected through the hinge has brake handle, is provided with rheostat on the pillar that brakes, sliding block is provided with rheostat, sliding block passes through connecting rod
It is flexibly connected with brake handle；Returning spring is set on sliding block, and one end of returning spring is connected with sliding block, the other end of returning spring
It is connected with rheostatic end；Rheostat is electrically connected by brake cable with braking circuit.
Further, braking circuit includes amplifying circuit, and the input terminal of amplifying circuit is electrically connected with rheostat, amplifying circuit
Output terminal be connected with filter circuit, the output terminal of filter circuit is electrically connected with A/D conversion circuits.
Further, it is connected between the cushion bracket and vehicle frame by articulate, is led between cushion and cushion bracket
Cross articulate to be connected, hinge is both provided with locking device, the rotational angle of locking device adjustable hinge.
Further, the handlebar both ends are both provided with foam-rubber cushion, the first coil, the second coil, tertiary coil
Material is cathode copper, and first coil, the second coil, be provided with radiating fin on the outside of tertiary coil.
A kind of control method of wheel hub magnetic suspension bicycles damping braking system, comprises the following steps：
1. the magnetic field intensity of bottom magnet and magnetic direction information are converted into electric signal 001 and pass to A/D by Hall sensor
Conversion circuit, acceleration transducer, which walks around the acceleration information of vertical direction to change electric signal 002 into and pass to A/D, changes electricity
Brake is converted into electric signal 003 and passes to A/D conversion circuits by road, rheostat；
2. electric signal 001, electric signal 002, electric signal 003 are converted into digital signal and pass to centre by A/D conversion circuits
Manage unit；
3. in central processing unit, it is preset with and is judged according to the direction of the winding current and magnetic direction between trailing wheel and rear-wheel hub
The tables of data in the direction of power, when electric signal 003 represents to start braking, central processing unit changes electricity according to tables of data to D/A
Road sends digital signaling zero 04；
Digital signaling zero 04 is converted into analog signal 005 by 4.D/A conversion circuits, and passes to electromagnetic relay, electromagnetic relay
The electric current for hindering rear wheel movement is passed through to first coil, the second coil and tertiary coil, bicycle starts to brake；
5. magnetic direction shown in electric signal 001 changes, central processing unit sends digital signal to D/A conversion circuits
006, D/A conversion circuit control electromagnetic relay changes the current direction in first coil, the second coil and tertiary coil；
6. the rheostatic pulling amplitude shown in digital signaling zero 04 becomes larger, central processing unit sends number to D/A conversion circuits
Word signal 007, the electric current that D/A conversion circuits control electromagnetic relay increases in first coil, the second coil and tertiary coil increase
Greatly, brake force increases；
7. the rheostatic pulling amplitude shown in digital signaling zero 04 becomes hour, central processing unit sends number to D/A conversion circuits
Word signal 008, D/A conversion circuits control electromagnetic relay reduce the electric current in first coil, the second coil and tertiary coil；
8. acceleration shown in electric signal 002 is not equal to G, and when electric signal 003 represents not brake, central processing unit is to D/A
Conversion circuit sends digital signaling zero 09, and D/A conversion circuits control electromagnetic relay by first coil, the second coil and the 3rd line
Circle is connected with booster circuit, and vibrations are converted to electric energy and by accumulators store.
In conclusion by adopting the above-described technical solution, the beneficial effects of the invention are as follows：
1. by the structure design for removing the spoke of bicycle, the durability of wheel can be improved, wheel is unlikely to deform, and is repaired
It is simple and convenient；
2. bicycle structure can be greatly simplified, the production maintenance efficiency of bicycle is improved, reduces production cost；
3. the frictional force between cycle wheel and vehicle frame can be reduced, the efficiency of bicycle is improved；
4. can realize damping capacity recycling storage, the energy of storage can realize the braking of bicycle, make full use of voluntarily
The kinergety of car.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the cross-sectional structure schematic diagram of wheel hub；
Fig. 3 is brake device structure schematic diagram；
Fig. 4 is rear-wheel structure schematic diagram；
Fig. 5 is damping braking circuit structure diagram；
Marked in figure：1 is trailing wheel, and 2 be rear-wheel hub, and 3 be roller, and 4 be link, and 5 be front hub, and 6 be chain wheel, and 7 be foot pedal,
8 be vehicle frame, and 9 be cushion, and 10 be cushion bracket, and 11 be front-wheel, and 12 be connector, and 13 be steering spindle, and 14 be bearing, and 15 be car
, 16 be tire, and 17 be bottom magnet, and 18 be the first magnet, and 19 be the second magnet, and 20 be the 3rd magnet, and 21 be top magnet,
22 be the 4th magnet, and 23 be cover tire；24 be first coil, and 25 be the second coil, and 26 be tertiary coil；27 be retainer ring, and 28 are
Foam-rubber cushion, 29 be brake handle, and 30 be brake pillar, and 31 be rheostat, and 32 be returning spring, and 33 be sliding block, and 34 be connecting rod, 35
It is brake cable, 36 be Hall sensor.
Embodiment
Below in conjunction with the accompanying drawings, the present invention is described in detail.
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, it is right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
As Figure 1-Figure 5, the invention discloses a kind of wheel hub magnetic suspension bicycles damping braking system, including vehicle frame 8,
Link 4 is provided with vehicle frame 8, rear-wheel hub 2 is connected with link 4, trailing wheel 1, trailing wheel 1 and trailing wheel are arranged with outside rear-wheel hub 2
It is movably connected between hub 2 by roller；Trailing wheel 1 can be freely rotated on rear-wheel hub 2；Magnetic is provided with rear-wheel hub 2 and floats device, magnetic
The cross section of floating device is in inverted trapezoidal, and magnetic, which floats, is provided with some top magnets 21 at the top of device；Magnetic, which is provided with, on trailing wheel 1 floats machine
Structure, the cross section of magnetic floating mechanism are in the groove structure of inverted trapezoidal, and bottom portion of groove is provided with some bottom magnets 17, and magnetic floating mechanism can
Bumps are set in magnetic and float on device, and magnetic floating mechanism and magnetic have gap between floating device；Including damping device, damping device includes
Some tertiary coils 26, tertiary coil 26 are arranged in top magnet 21, and tertiary coil 26 is both provided with top magnet 21；Bag
Energy storage device is included, tertiary coil 26 is electrically connected by cable with energy storage device；Including brake gear, brake gear includes brake electricity
Road, Hall sensor 36, Hall sensor 36 are arranged on rear-wheel hub 2, and Hall sensor 36 and tertiary coil 26 pass through cable
It is electrically connected with braking circuit；The acceleration transducer of measurement vertical direction acceleration, acceleration transducer are provided with link 4
It is electrically connected with braking circuit.Signal reflex lamp is provided with rear-wheel hub 2, mud guard is provided with link 4, mud guard is in trailing wheel
1 top.
Further, it is described the invention discloses a kind of preferred structure of wheel hub magnetic suspension bicycles damping braking system
Hollow chain wheel 6 is provided with vehicle frame 8, two foot pedals 7 are connected with 6 edge of chain wheel, two foot pedals 7 are in vehicle frame 8 and tooth
The revenue centre of disk 6 is symmetrical arranged, and chain wheel 6 is connected by transmission mechanism with 1 power of trailing wheel；The energy storage device includes boosting electricity
Road, booster circuit output terminal are connected with rectification circuit, and the input terminal of booster circuit is electrically connected with tertiary coil 26, rectification circuit
Output terminal is connected with low-frequency filter circuit, and the output terminal of low-frequency filter circuit is connected with high-frequency filter circuit.
Further, the magnetic floats the both sides of device and is respectively arranged with the second magnet 19 and the 3rd magnet 20, and the magnetic floats
The both sides of mechanism are provided with the first magnet 18 and the 4th magnet 22, and magnetic floating mechanism bumps are set in magnetic when floating on device, the first magnetic
18 and second magnet of body, 19 homopolarity is oppositely arranged, and the 3rd magnet 20 and 22 homopolarity of the 4th magnet are oppositely arranged, 17 He of bottom magnet
21 homopolarity of top magnet is oppositely arranged；Some first coils 24, top magnetic are provided between second magnet 19 and top magnet 21
Some second coils 25 are provided between 21 and the 3rd magnet 20 of body；24 and second coil 25 of first coil passes through cable and boosting
The input terminal of the input terminal of circuit is electrically connected.
Further, the energy storage device includes charging circuit, storage battery, and the input terminal of charging circuit passes through regulator circuit
It is electrically connected with the input terminal of high-frequency filter circuit, the output terminal of charging circuit is electrically connected with storage battery, and the output terminal of storage battery connects
It is connected to output circuit；The braking circuit includes on-off circuit, and the signal input part of on-off circuit is connected with Hall sensor 36,
The output terminal of on-off circuit is electrically connected with first coil 24, the second coil 25 and tertiary coil 26, output circuit and on-off circuit
It is electrically connected.The link 4 is made of aluminium alloy, 5 be made of front hub using stainless steel, the material of vehicle frame 8 is that titanium closes
Gold.
Further, the on-off circuit includes electromagnetic relay, A/D conversion circuits, D/A conversion circuits, central processing
Unit, the electrical energy inputs of electromagnetic relay are electrically connected with output circuit, the output terminal of electromagnetic relay and first coil 24, the
Two coil 25 and tertiary coil 26 are electrically connected, and the signal input part of electromagnetic relay is electrically connected with the output terminal of D/A conversion circuits,
The input terminal of D/A conversion circuits is connected with central processing unit signal；Central processing unit and the signal of A/D conversion circuits input
End is connected, and the input terminal of A/D conversion circuits is connected with acceleration transducer and 36 signal of Hall sensor respectively.
Further, the top of the vehicle frame 8 is provided with bearing 14, and the foreign steamer of bearing 14 is connected with vehicle frame 8, bearing 14 it is interior
Steering spindle 13 is fixedly connected with wheel, the bottom of steering spindle 13 is provided with connector 12, front hub 5 is provided with connector 12,
Front-wheel 11 is arranged with outside front hub 5, is movably connected between front-wheel 11 and front hub 5 by roller；Front-wheel 11 can be on front hub 5
It is freely rotated；Trailing wheel 1 includes cover tire 23, and tire 16 is provided between cover tire 23 and magnetic floating mechanism.
Further, the top of the steering spindle 13 is provided with handlebar 15, and handlebar 15 is fixedly connected with steering spindle 13, vehicle frame
8 tops are connected with cushion bracket 10, and the top of cushion bracket 10 is provided with cushion 9；The trailing wheel 1, rear-wheel hub 2 and front-wheel 11,
5 structure of front hub is identical.
Further, 15 both ends of handlebar are both provided with retainer ring 27, and brake pillar 30 is provided with retainer ring 27, is stopped
Being connected through the hinge on car pillar 30 has brake 29, is provided with rheostat 31 on brake pillar 30, is provided with rheostat 31
Sliding block 33, sliding block 33 are flexibly connected by connecting rod 34 with braking 29；Returning spring 32, returning spring 32 are set on sliding block 33
One end be connected with sliding block 33, the other end of returning spring 32 is connected with the end of rheostat 31；Rheostat 31 passes through brake cable
35 are electrically connected with braking circuit.
Further, braking circuit includes amplifying circuit, and the input terminal of amplifying circuit is electrically connected with rheostat 31, amplification electricity
The output terminal on road is connected with filter circuit, and the output terminal of filter circuit is electrically connected with A/D conversion circuits.
Further, it is connected between the cushion bracket 10 and vehicle frame 8 by articulate, cushion 9 and cushion bracket 10
Between be connected by articulate, hinge is both provided with locking device, the rotational angle of locking device adjustable hinge.
Further, 15 both ends of handlebar are both provided with foam-rubber cushion 28, the first coil 24, the second coil 25,
The material of three-winding 26 is cathode copper, and first coil 24, the second coil 25, the outside of tertiary coil 26 are provided with radiating fin.
When specifically used, user is ridden on bicycle, steps on foot pedal 7 with circulation before and after foot, bicycle can be transported forward
It is dynamic.
Carrying out practically process, when trampling foot pedal 7, foot pedal 7 is rotated with movable chain wheel 6, and chain wheel 6 is driven by transmission mechanism
Trailing wheel 1 rotates, trailing wheel 1 and ground phase mutual friction, promotes voluntarily into advance.During advance, driver by handlebar or
Body posture adjusts the balance of vehicle, and held stationary rides forward；Needing turning is, can be by rotating handlebar 15 to direction
It is adjusted.When needing to stop, brake is pulled, bicycle can stop.
Since when magnetic floating mechanism bumps, which are set in magnetic, floats on device, the first magnet 18 and 19 homopolarity of the second magnet are set relatively
Put, the 3rd magnet 20 and 22 homopolarity of the 4th magnet are oppositely arranged, and bottom magnet 17 and 21 homopolarity of top magnet are oppositely arranged.In magnetic
Under the interaction of field, between rear-wheel hub 2 and trailing wheel 1, there are certain gap between front-wheel 11 and front hub 5, substantially reduce
The frictional force of bicycle, improves the efficiency of bicycle.
Bicycle in the process of running, runs into jolting on road, can produce vibration, the comfort level for influencing to ride and effect of riding
Rate.When producing vibration, the gap between trailing wheel 1 and rear-wheel hub 2 can change.When the distance between trailing wheel 1 and rear-wheel hub 2
Become hour, the magnetic flux in first coil 24, the second coil 25, tertiary coil 26 can change, first coil 24, the second coil
25th, induced electromotive force can be produced in tertiary coil 26, due to first coil 24, the second coil 25, tertiary coil 26 and boosting electricity
Road forms current loop, can produce electric current in first coil 24, the second coil 25, tertiary coil 26, the electric current of generation can produce
One magnetic field opposite with flux change, magnetic field and the magnet on trailing wheel 1 and rear-wheel hub 2 of generation interact, and hinder trailing wheel 1
The distance between rear-wheel hub 2 diminishes.Similarly, when the distance between trailing wheel 1 and rear-wheel hub 2 become larger, opposite magnetic can be produced
Field hinders the distance between trailing wheel 1 and rear-wheel hub 2 to become larger.
Rectification circuit will produce alternating current and be converted into direct current in first coil 24, the second coil 25, tertiary coil 26
Stream, is then filtered out the low-frequency ac component of electric current by low-frequency filter circuit, and high-frequency filter circuit is by the high frequency in electric current
Component filters out.Then electric energy is flowed into regulator circuit, and regulator circuit transmits electrical power to charging circuit, and charging circuit is by electricity
Storage battery can be conveyed to, storage battery gets up power storage, and is used by output circuit for other electronic equipments.
In this way, while being achieved that the damping of bicycle, power storage is got up；Electric energy is exported by rectification circuit,
The damped coefficient of damping can be so improved, improves damping effect.
When bicycle needs braking, pulling brake, brake pulls connecting rod 34 29, and connecting rod 34 pulls sliding block 33 29
Movement, the resistance of rheostat 31 change with the movement of sliding block 33, and sliding block 33 is transmitted electric signal by brake cable 35
To on-off circuit；The intensity in magnetic field and directional information are converted into electric signal and pass to on-off circuit by Hall sensor 36, are opened
Powered-down road controls the electric energy input first coil of storage battery, the second coil, in tertiary coil after receiving, and in bottom magnet 17
Interaction force is produced, bicycle just can slowly stop.Brake is decontroled 29, under the action of returning spring 32, sliding block 33 returns
Origin, end of braking are arrived again.
In this way, electrical energy demands when bicycle gets up power storage when shaking for braking, improve bicycle energy
Efficiently utilize.
Embodiment 1：
A kind of control method of wheel hub magnetic suspension bicycles damping braking system, comprises the following steps：
1. the magnetic field intensity of bottom magnet 17 and magnetic direction information are converted into electric signal 001 and passed to by Hall sensor 36
A/D conversion circuits, acceleration transducer, which walks around the acceleration information of vertical direction to change electric signal 002 into and pass to A/D, to be turned
Circuit is changed, brake is converted into electric signal 003 and passes to A/D conversion circuits by rheostat 31；
2. electric signal 001, electric signal 002, electric signal 003 are converted into digital signal and pass to centre by A/D conversion circuits
Manage unit；
3. in central processing unit, be preset with according to the direction of the winding current and magnetic direction judge trailing wheel 1 and rear-wheel hub 2 it
Between power direction tables of data, when electric signal 003 represent start braking when, central processing unit according to tables of data to D/A change
Circuit sends digital signaling zero 04；
Digital signaling zero 04 is converted into analog signal 005 by 4.D/A conversion circuits, and passes to electromagnetic relay, electromagnetic relay
The electric current for hindering trailing wheel 1 to move is passed through to first coil 24, the second coil 25 and tertiary coil 26, bicycle starts to brake；
5. magnetic direction shown in electric signal 001 changes, central processing unit sends digital signal to D/A conversion circuits
006, D/A conversion circuit control electromagnetic relay changes the electric current side in first coil 24, the second coil 25 and tertiary coil 26
To；
6. the pulling amplitude of the rheostat 31 shown in digital signaling zero 04 becomes larger, central processing unit is sent to D/A conversion circuits
Digital signaling zero 07, D/A conversion circuits control electromagnetic relay increase in first coil 24, the second coil 25 and tertiary coil 26
Electric current increase, brake force increase；
7. the pulling amplitude of the rheostat 31 shown in digital signaling zero 04 becomes hour, central processing unit is sent to D/A conversion circuits
Digital signaling zero 08, D/A conversion circuits control electromagnetic relay reduce in first coil 24, the second coil 25 and tertiary coil 26
Electric current；
8. acceleration shown in electric signal 002 is not equal to G, and when electric signal 003 represents not brake, central processing unit is to D/A
Conversion circuit sends digital signaling zero 09, and D/A conversion circuits control electromagnetic relay by first coil 24, the second coil 25 and the
Three-winding 26 is connected with booster circuit, and vibrations are converted to electric energy and by accumulators store.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement made within refreshing and principle etc., should all be included in the protection scope of the present invention.
Claims (10)
- A kind of 1. wheel hub magnetic suspension bicycles damping braking system, it is characterised in that：Including vehicle frame（8）, vehicle frame（8）On be provided with Link（4）, link（4）On be connected with rear-wheel hub（2）, rear-wheel hub（2）It is arranged with trailing wheel outside（1）, trailing wheel（1）With rear-wheel hub （2）Between be movably connected by roller；Trailing wheel（1）Can be in rear-wheel hub（2）On be freely rotated；Rear-wheel hub（2）On be provided with magnetic and float Device, the cross section that magnetic floats device are in inverted trapezoidal, and magnetic, which floats, is provided with some top magnets at the top of device（21）；Trailing wheel（1）On Magnetic floating mechanism is provided with, the cross section of magnetic floating mechanism is in the groove structure of inverted trapezoidal, and bottom portion of groove is provided with some bottom magnets （17）, magnetic floating mechanism can bumps be set in magnetic and float on device, magnetic floating mechanism and magnetic have gap between floating device；Filled including damping Put, damping device includes some tertiary coils（26）, tertiary coil（26）It is arranged on top magnet（21）On, top magnet（21） On be both provided with tertiary coil（26）；Including energy storage device, tertiary coil（26）It is electrically connected by cable with energy storage device；Including Brake gear, brake gear include braking circuit, Hall sensor（36）, Hall sensor（36）It is arranged on rear-wheel hub（2）On, Hall sensor（36）And tertiary coil（26）It is electrically connected by cable with braking circuit；Link（4）On to be provided with measurement perpendicular The acceleration transducer of straight directional acceleration, acceleration transducer are electrically connected with braking circuit；Rear-wheel hub（2）On be provided with signal Reflectoscope, link（4）On be provided with mud guard, mud guard is in trailing wheel（1）Top；The control method of damping braking system, comprises the following steps：1) Hall sensors（36）By bottom magnet（17）Magnetic field intensity and magnetic direction information be converted into electric signal 001 simultaneously A/D conversion circuits are passed to, acceleration transducer, which walks around the acceleration information of vertical direction, to be changed electric signal 002 into and pass to A/D conversion circuits, rheostat（31）Brake is converted into electric signal 003 and passes to A/D conversion circuits；2) electric signal 001, electric signal 002, electric signal 003 are converted into digital signal and pass to centre by .A/D conversion circuits Manage unit；3) in central processing unit, it is preset with and trailing wheel is judged according to the direction of the winding current and magnetic direction（1）And rear-wheel hub （2）Between power direction tables of data, when electric signal 003 represents to start braking, central processing unit is according to tables of data to D/A Conversion circuit sends digital signaling zero 04；4) digital signaling zero 04 is converted into analog signal 005 by .D/A conversion circuits, and passes to electromagnetic relay, electromagnetism relay Device is to first coil（24）, the second coil（25）And tertiary coil（26）It is passed through obstruction trailing wheel（1）The electric current of movement, bicycle are opened Begin to brake；5) when magnetic direction shown in electric signals 001 changes, central processing unit sends digital signal to D/A conversion circuits 006, D/A conversion circuit control electromagnetic relay changes first coil（24）, the second coil（25）And tertiary coil（26）In Current direction；6) rheostat shown in digital signaling zeros 04（31）Pulling amplitude when becoming larger, central processing unit is to D/A conversion circuits Send digital signaling zero 07, D/A conversion circuits control electromagnetic relay increase first coil（24）, the second coil（25）With the 3rd Coil（26）In electric current increase, brake force increase；7) rheostat shown in digital signaling zeros 04（31）Pulling amplitude become hour, central processing unit is to D/A conversion circuits Digital signaling zero 08 is sent, D/A conversion circuits control electromagnetic relay reduces first coil（24）, the second coil（25）With the 3rd Coil（26）In electric current；8) when acceleration shown in electric signals 002 is not equal to G, and when electric signal 003 represents not brake, central processing unit is to D/A Conversion circuit sends digital signaling zero 09, and D/A conversion circuits control electromagnetic relay by first coil（24）, the second coil（25） And tertiary coil（26）Connected with booster circuit, vibrations are converted to electric energy and by accumulators store.
- A kind of 2. wheel hub magnetic suspension bicycles damping braking system as claimed in claim 1, it is characterised in that：The vehicle frame （8）On be provided with hollow chain wheel（6）, chain wheel（6）Two foot pedals are connected with edge（7）, two foot pedals（7）In vehicle frame （8）With chain wheel（6）Revenue centre be symmetrical arranged, chain wheel（6）Pass through transmission mechanism and trailing wheel（1）Power is connected；The energy storage Device includes booster circuit, and booster circuit output terminal is connected with rectification circuit, the input terminal and tertiary coil of booster circuit（26） It is electrically connected, the output terminal of rectification circuit is connected with low-frequency filter circuit, and the output terminal of low-frequency filter circuit is connected with High frequency filter Circuit.
- A kind of 3. wheel hub magnetic suspension bicycles damping braking system as claimed in claim 2, it is characterised in that：The magnetic floats dress The both sides put are respectively arranged with the second magnet（19）With the 3rd magnet（20）, the both sides of the magnetic floating mechanism are provided with the first magnet （18）With the 4th magnet（22）, magnetic floating mechanism bumps are set in magnetic when floating on device, the first magnet（18）With the second magnet（19） Homopolarity is oppositely arranged, the 3rd magnet（20）With the 4th magnet（22）Homopolarity is oppositely arranged, bottom magnet（17）And top magnet （21）Homopolarity is oppositely arranged；Second magnet（19）And top magnet（21）Between be provided with some first coils（24）, top magnetic Body（21）With the 3rd magnet（20）Between be provided with some second coils（25）；First coil（24）With the second coil（25）Pass through Cable is electrically connected with the input terminal of the input terminal of booster circuit.
- A kind of 4. wheel hub magnetic suspension bicycles damping braking system as claimed in claim 3, it is characterised in that：The energy storage dress Put and be electrically connected including charging circuit, storage battery, the input terminal of charging circuit by the input terminal of regulator circuit and high-frequency filter circuit Connect, the output terminal of charging circuit is electrically connected with storage battery, and the output terminal of storage battery is connected with output circuit；The braking circuit bag Include on-off circuit, the signal input part and Hall sensor of on-off circuit（36）It is connected, the output terminal and First Line of on-off circuit Circle（24）, the second coil（25）And tertiary coil（26）It is electrically connected, output circuit is electrically connected with on-off circuit；Acceleration transducer It is electrically connected with on-off circuit.
- A kind of 5. wheel hub magnetic suspension bicycles damping braking system as claimed in claim 4, it is characterised in that：The switch electricity Road includes electromagnetic relay, A/D conversion circuits, D/A conversion circuits, central processing unit, the electrical energy inputs of electromagnetic relay It is electrically connected with output circuit, the output terminal and first coil of electromagnetic relay（24）, the second coil（25）And tertiary coil（26） It is electrically connected, the signal input part of electromagnetic relay is electrically connected with the output terminal of D/A conversion circuits, the input terminal of D/A conversion circuits It is connected with central processing unit signal；Central processing unit is connected with the signal input part of A/D conversion circuits, A/D conversion circuits Input terminal respectively with acceleration transducer and Hall sensor（36）Signal is connected.
- A kind of 6. wheel hub magnetic suspension bicycles damping braking system as claimed in claim 5, it is characterised in that：The vehicle frame （8）Top is provided with bearing（14）, bearing（14）Foreign steamer and vehicle frame（8）It is connected, bearing（14）Lubrication groove in be fixedly connected with Steering spindle（13）, steering spindle（13）Bottom be provided with connector（12）, connector（12）On be provided with front hub（5）, front-wheel Hub（5）It is arranged with front-wheel outside（11）, front-wheel（11）With front hub（5）Between be movably connected by roller；Front-wheel（11）Can be preceding Wheel hub（5）On be freely rotated；Trailing wheel（1）Including cover tire（23）, cover tire（23）Tire is provided between magnetic floating mechanism（16）.
- A kind of 7. wheel hub magnetic suspension bicycles damping braking system as claimed in claim 6, it is characterised in that：The steering spindle （13）Top be provided with handlebar（15）, handlebar（15）With steering spindle（13）It is fixedly connected, vehicle frame（8）Top is connected with cushion branch Frame（10）, cushion bracket（10）Top be provided with cushion（9）；The trailing wheel（1）, rear-wheel hub（2）With front-wheel（11）, front hub （5）Structure is identical.
- A kind of 8. wheel hub magnetic suspension bicycles damping braking system as claimed in claim 7, it is characterised in that：The handlebar （15）Both ends are both provided with retainer ring（27）, retainer ring（27）On be provided with brake pillar（30）, brake pillar（30）On pass through Hinge connection has brake handle（29）, brake pillar（30）On be provided with rheostat（31）, rheostat（31）On be provided with sliding block （33）, sliding block（33）Pass through connecting rod（34）With the handle that brakes（29）It is flexibly connected；Sliding block（33）Upper setting returning spring（32）, return Multiple spring（32）One end and sliding block（33）It is connected, returning spring（32）The other end and rheostat（31）End be connected；Become Hinder device（31）Pass through brake cable（35）It is electrically connected with braking circuit.
- A kind of 9. wheel hub magnetic suspension bicycles damping braking system as claimed in claim 8, it is characterised in that：Braking circuit bag Include amplifying circuit, the input terminal and rheostat of amplifying circuit（31）It is electrically connected, the output terminal of amplifying circuit is connected with filter circuit, The output terminal of filter circuit is electrically connected with A/D conversion circuits.
- A kind of 10. wheel hub magnetic suspension bicycles damping braking system as claimed in claim 9, it is characterised in that：The cushion Stent（10）With vehicle frame（8）Between be connected by articulate, cushion（9）With cushion bracket（10）Between pass through articulate phase Even, hinge is both provided with locking device, the rotational angle of locking device adjustable hinge；The handlebar（15）Both ends are both provided with Foam-rubber cushion（28）, the first coil（24）, the second coil（25）, tertiary coil（26）Material be cathode copper, first coil （24）, the second coil（25）, tertiary coil（26）Outside be provided with radiating fin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711296679.3A CN107972787A (en) | 2017-12-08 | 2017-12-08 | A kind of wheel hub magnetic suspension bicycles damping braking system and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711296679.3A CN107972787A (en) | 2017-12-08 | 2017-12-08 | A kind of wheel hub magnetic suspension bicycles damping braking system and control method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107972787A true CN107972787A (en) | 2018-05-01 |
Family
ID=62009557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711296679.3A Withdrawn CN107972787A (en) | 2017-12-08 | 2017-12-08 | A kind of wheel hub magnetic suspension bicycles damping braking system and control method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107972787A (en) |
-
2017
- 2017-12-08 CN CN201711296679.3A patent/CN107972787A/en not_active Withdrawn
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Application publication date: 20180501 |
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| WW01 | Invention patent application withdrawn after publication |