CN2215447Y - Solar energy electric vehicle - Google Patents

Solar energy electric vehicle Download PDF

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Publication number
CN2215447Y
CN2215447Y CN 95207330 CN95207330U CN2215447Y CN 2215447 Y CN2215447 Y CN 2215447Y CN 95207330 CN95207330 CN 95207330 CN 95207330 U CN95207330 U CN 95207330U CN 2215447 Y CN2215447 Y CN 2215447Y
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CN
China
Prior art keywords
vehicle frame
electric vehicle
solar
vehicle
deflector
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN 95207330
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Chinese (zh)
Inventor
谢富春
邹清泉
李宇成
周振宇
孙力
李小坚
王恩波
赵景莲
李朝阳
肖秀岭
杨领峰
张玉林
李守祥
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
North China University of Technology
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North China University of Technology
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by North China University of Technology filed Critical North China University of Technology
Priority to CN 95207330 priority Critical patent/CN2215447Y/en
Application granted granted Critical
Publication of CN2215447Y publication Critical patent/CN2215447Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)

Abstract

The utility model relates to a solar energy electric vehicle, comprising a vehicle frame 13, a front wheel 3, a rear wheel 4, an auxiliary pedal drive device 20, and a solar energy electric drive system driven by electricity. The drive system has a solar battery set 1, an accumulator set 15, a DC motor 18, a dynamic force speed regulation circuit 24 which uses a monolithic computer as a center, and a charge controller 27. Accumulators are charged by solar batteries or main electricity to drive the motor 18 to cause the vehicle to run. When electric power is insufficient, the utility model can run by the stepping of feet. The utility model reduces pollution and noises. The accumulators can be charged by the solar battery arranged at any time, and the volume of the accumulators is reduced.

Description

Solar energy electric vehicle
The utility model relates to trackless terrestrial vehicle, particularly power operated skid or bicycle.
Existing cyclecar, based on fuel oil, it is serious to aerial contamination, noise is bigger, and mechanism's complexity easily produces fault simultaneously, and existing small-sized electric car, as storage battery car, then because charging is frequent, charging duration is long, the quantity of storage battery is many, bulky simultaneously, weight is big, can only be used in the workshop short-range travelling on the platform at on-site or station, the usefulness that can not ride instead of walk as general rider.
The purpose of this utility model provides a kind of solar cell that utilizes and charges at any time and two kinds of charging modes of alternating current, and the storage battery volume is little, by computer-controlled solar electric vehicle.
The purpose of this utility model realizes by following technical scheme, solar electric vehicle comprises vehicle frame, be contained in preceding wooden fork, front axle, front-wheel, rear axle, trailing wheel, auxiliary foot drive device, deflector, brake and brake handle, seat on the vehicle frame, it is characterized in that: also comprise the power drive system of solar energy electric, it comprises:
Solar battery group by the vehicle frame supporting at vehicle body upper portion;
Be fixed in the battery pack and the large value capacitor at vehicle frame rear portion;
Be fixed on the flywheel on the drive motor of vehicle frame bottom in rear axle the place ahead and the sprocket wheel on the motor shaft, chain, the rear axle;
Be contained in the gauge panel on the vehicle frame of deflector below, have mileage, speed, electric current, voltage demonstration and speed control slip switch on the gauge panel;
Be contained in the power alignment circuit in the gauge panel;
Be contained in the display circuit in the gauge panel;
Be contained in the charge controller and the anti-overcharge controller at vehicle frame rear portion.
Said power alignment circuit comprises: the A/D change-over circuit, velocity checking circuits, eprom memory, their signal all is defeated by a micro controller system, data after the processing are defeated by the pulse wide modulation circuit drive motor are controlled, to handle the back data simultaneously and be defeated by display circuit, show, also comprise a watchdog circuit by gauge panel.
Below, in conjunction with the accompanying drawings and embodiments solar electric vehicle of the present utility model is explained in detail.
Fig. 1 is the lateral plan of the profile of the utility model solar electric vehicle;
Fig. 2 is the lateral plan of the structure of the utility model solar electric vehicle;
Fig. 3 is the top view of the structure of the utility model solar electric vehicle;
Fig. 4 is the electric driving principle figure of this solar electric vehicle;
Fig. 5 is the scheme drawing of this solar electric vehicle gauge panel;
Fig. 6 is the schematic circuit diagram of this solar electric vehicle power alignment circuit;
Fig. 7 is the software block diagram of this solar electric vehicle power alignment circuit.
As Fig. 1,2,3, solar electric vehicle of the present utility model comprises vehicle frame 13, rotating preceding wooden fork 6 is housed in the preceding wooden fork pipe 7 of vehicle frame 13, the front-wheel 3 of front axle 5 is housed on the preceding wooden fork 6, front-wheel can be with one, also can be with two, rotatable rear axle 17 is equipped with in the rear end of vehicle frame 13, trailing wheel 4 is equipped with at the two ends of rear axle 17, with spring buffer suspension gear 19 seat 14 is housed on the vehicle frame 13, suspension gear 19 also can make seat 14 certain displacement be arranged forwards, backwards to adjust the distance of seat and handlebar, the place ahead of seat has deflector 10(handlebar or bearing circle), the axle of deflector 10 is contained in the handlebar tube 9 of vehicle frame, the axle of deflector is connected with the interlinked mechanism 8 that the axle of preceding wooden fork 6 is formed with four-link mechanism or sprocket wheel chain and makes it synchronous rotation, adopting handlebar tube 9 and preceding wooden fork pipe 7 to separate is can make preceding wheel location more forward, make the occupant more comfortable, pipe 7,9 also can be merged into one, as three-wheel vehicle the same, brake is placed on 11 on the handlebar, (deflector service orientation dish, the then available stretcher that is placed on the seat front lower place) can handle brake gear and to preceding, rear wheel brake, auxiliary foot drive device 20 is housed on the vehicle frame of the front lower place of seat, and it is by pedal, chain sprocket, chain, flywheel on the rear axle is formed, and can be ridden or power-assisted by manpower when power shortage or upward slope, and fleetline car body 2 covers on the vehicle frame outside and supported by vehicle frame 13, car body can be by metal sheet or glass-felt plastic manufacturing, and the latter is withstanding corrosion but also light not only.
Said interlinked mechanism 8 can be a four-link mechanism as shown in Figure 3, comprise the bar 21 that is fixed on the deflector bar, bar 23 and two connecting rods 22 before being fixed on the wooden fork bar, it also can be the sprocket wheel of two equal numbers of teeth, be separately fixed on deflector bar and the preceding wooden fork bar, and continuous with ring chain, when the rotation of certain angle was done in deflector, wooden fork was done the rotation of same angle before can driving.
Power drive system comprises a solar battery group 1 that is supported by vehicle frame 13, it is accepted solar light irradiation and is converted to electric energy to battery pack 15 chargings, storage battery 15 is fixed on the vehicle frame rear portion, drive motor 18 is fixed on the bottom of frame in rear axle the place ahead, and the sprocket wheel that is fixed on the motor shaft arranged, flywheel on chain and the rear axle drives rear axle and rotates, large value capacitor 16 also is fixed on the rear portion of vehicle frame, it is to be used for when car starting and climbing providing big electric current in can be in short-term, alleviate the storage battery burden, prolong the life-span of battery pack.
Drive motor 18 is a direct current permanent magnet motor, about 500 watts of power, 230 rev/mins of rated revolutions, 24 volts of rated voltages.
20 capacity of large value capacitor 16 usefulness are 6.8 farads, and withstand voltage 1.6 volts cond is formed 1.36 farads 32 volts capacitor with super capacity group by connection in series-parallel.
Storage battery 15 is 24 volts, the lead-acid batteries of 150 ampere-hours, and large value capacitor 16 is parallel to the both positive and negative polarity of this battery pack, if the parameter of battery pack changes to some extent, then capacitor parameters also should corresponding change.Under normal circumstances, the capacitor with super capacity group is full of a large amount of electric charges, when battery-driven car starts, when acceleration or climbing, the armature current of electrical motor increases considerably, its instantaneous current can reach 2-5 times of motor rated current, if have Shunt Capacitor Unit then can produce the overload of storage battery is not impacted, cause the decline of accumulator voltage and the life-span of storage battery to descend, capacitor with super capacity group in parallel is can be when overload is impacted instantaneous to be provided big electric current and has avoided accumulator voltage decline, thereby battery pack weight and investment are descended approximately about half.
Solar battery group is one group of monocrystaline silicon solar cell, and conversion ratio preferably reaches 15%, and peak watt value is 1 kilowatt/meter 2, voltage 12V, totally 4 groups.
Fig. 4 shows the power drive system block diagram of this solar electric vehicle, the two poles of the earth of solar battery group 1 are connected to the two poles of the earth of battery pack 15 through diode D1, it can be at any time to battery charging, civil power exchanges 220 electric currents are connected to battery pack 15 through diode D2 through charge controller 27 the two poles of the earth, D1, D2 is used for the control current nonreturn flow, 27 can be that commercially available charging unit adds by computer-controlled control part, as then can adorn onboard the appropriate location with small-sized charging unit and can charge at any time, the two poles of the earth of electrical motor 18 are connected to the two poles of the earth of storage battery through speed setting controller 26,24 pairs of charge controllers 27 of power alignment circuit and speed setting controller 26 are controlled according to instruction, charge when making charger control 27 in battery, force down voltage in regulation, the rotating speed at speed setting controller 26 control motors 18, mileage after power alignment circuit 24 also will be handled, speed, electric current, voltage shows by display circuit 25,28 control of anti-overcharge controller charge switch 29, when battery tension is enough, by microcomputer instruction outage.
Charge controller is subjected to the control of power alignment circuit, its effect is that the voltage signal that solar cell is exported is charged a battery by certain waveform and sequential, prevent storage battery simultaneously excessively to the phenomenon of motor discharge, thereby improve charging effect and prolong service life of storage battery.When with 220 volts when commercial power charged, controller is controlled electrically-charged waveform and sequential and is charged.
Fig. 5 shows the profile of gauge panel 12, and it has the demonstration of travelled distance, speed, electric current, voltage, and demonstration is to carry out numeric display by light-emitting diode, also has speed control slip switch 30, controlling the needed speed of a motor vehicle, the power alignment circuit, speed setting controller all is placed in the gauge panel.Three 31 1 on buttons are used for the voltage switching demonstration of different batteries, and a switching that is used for the 1st, the 2nd group of solar array voltage shows that a switching that is used for the 3rd group, the 4th group solar array voltage shows.
Gauge panel 12 is contained on the vehicle frame of handlebar below, can easily see and operation is as the criterion with the rider.
The electrical schematic diagram of power alignment circuit 24 as shown in Figure 6, it is to be core with InTel8031 micro controller system 35, by A/D change-over circuit 36, with velocity checking circuits 37, the speed control signal (slip switch) that micro controller system 35 at first accepts to be provided by the rider sends corresponding signal and is defeated by pulse wide modulation circuit 40 change pulse widths, makes field effect transistor change conducting and closing time; Change motor average voltage and electric current by the power amplifier in this circuit, promote drive motor 18 and rotate with friction speed, thus the control of the realization speed of a motor vehicle.
On the other hand, micro controller system 35 ceaselessly accepts to be installed in the wheel signal that the Hall unit on the wheel is measured, by drawing the current speed of a motor vehicle of battery-driven car after the software calculating, and through the software integral operation, calculate mileage, then vehicle speed mileage being delivered to gauge panel by display circuit 25 shows, the electric current of measuring by A/D change-over circuit 36, delivering to gauge panel after voltage is also converted by micro controller system 35 shows with electric current (peace) and voltage (volt), reliable in order to ensure software work, on circuit, also adopted hardware watchdog circuit 39, once when disturbing because of certain that just software is out of control, house dog energy forced resetting micro controller system 35 makes controller recover normal operation immediately, and eprom memory 38 is used as storage.
The software block diagram of control setup as shown in Figure 7, its program is for after starting shooting, at first control signal is calculated, the output pulse width speed-regulating signal detects tach signal then, according to the calculating rotating speed and calculate travelled distance, detect current of electric and cell pressure, rotating speed (or speed of a motor vehicle) mileage, electric current, voltage is defeated by display circuit, and feeds back to before the control signal.
Solar electric vehicle of the present utility model, pass through the battery charge control setup to battery charge by the solar panel that places the top or by electric main, supply with the drive motor energy and battery-driven car is travelled by storage battery, solar cell can also continue electric energy supplement to storage battery in travelling, controller for electric consumption carries out speed control to motor and can show and control electric parameter, and charge and discharge process by the strict control of electronic circuit storage battery, improved the life-span of storage battery, the size of the suitable approximately manual tricycle of the volume of car, light weight is attractive in appearance, 25 kilometers of car scooters/time, not waste discharge gas, noise is low, and safety and comfort are more suitable for travelling in the city than motor bike or " light cavalry ".This car can adopt Regular Bicycle or light cavalry's car, the part of disabled person's car, cost-cutting greatly because speed is not high as far as possible.

Claims (9)

1, a kind of solar electric vehicle, comprise vehicle frame 13, be contained in preceding wooden fork 6 on the vehicle frame, front axle 5, front-wheel 3, rear axle 17, trailing wheel 4, auxiliary foot drive device 20, deflector 10, brake and brake 11, seat 14, it is characterized in that also comprising the power drive system of solar energy electric, it comprises:
Solar battery group 1 by vehicle frame 13 supporting on the top of car;
Be fixed in the battery pack 15 and the large value capacitor 16 at vehicle frame rear portion;
Be fixed on the drive motor 18 of vehicle frame bottom in rear axle 17 the place aheads and the flywheel on the sprocket wheel on the motor shaft, chain and the rear axle 17;
Be contained in the gauge panel 12 on the vehicle frame of deflector below, have mileage, speed, electric current, voltage to show and speed control slip switch 30 on the gauge panel;
Be contained in the power alignment circuit 24 in the gauge panel 12;
Be contained in the display circuit 25 in the gauge panel 12;
Be contained in the charge controller 27 and the anti-overcharge controller 28 at vehicle frame rear portion.
2, solar electric vehicle according to claim 1 is characterized in that said power alignment circuit 24 comprises:
A/D change-over circuit 36, velocity checking circuits 37, eprom memory 38, their signal all is defeated by a micro controller system 35, data after the processing are defeated by 40 pairs of drive motor 18 of pulse wide modulation circuit and are controlled, data after will handling simultaneously are defeated by speed, mileage, electric current, voltage display circuit 25 and are shown by gauge panel 12, comprise that also a watchdog circuit 39 is in order to the forced resetting micro controller system.
3, solar electric vehicle as claimed in claim 1 is characterized in that said drive motor 18 is direct current motors forever, about 500 watts of power, 230 rev/mins of rated revolutions, 24 volts of rated voltages.
4, solar electric vehicle as claimed in claim 1 is characterized in that said vehicle frame 13 has in handlebar tube 9 and preceding wooden fork pipe 7, the handlebar tube 9 deflector 10 is housed that wooden fork 6 before being equipped with in the preceding wooden fork pipe 7 has interlinked mechanism 8 between deflector 10 and the preceding wooden fork 6.
5, solar electric vehicle as claimed in claim 4 is characterized in that said interlinked mechanism 8 comprises the bar 21 that is fixed on the handlebar, the bar 23 before being fixed on the wooden fork and the connecting rod 22 of pipe link 21,23.
6, solar electric vehicle as claimed in claim 4 is characterized in that said interlinked mechanism 8 is included in the sprocket wheel of the numbers of teeth such as two on handlebar and the preceding wooden fork and around the ring chain of two sprocket wheels.
7, solar electric vehicle as claimed in claim 1 is characterized in that said deflector 10 is a handlebar.
8, solar electric vehicle as claimed in claim 1, its spy is that said deflector 10 is a bearing circle.
9, solar electric vehicle as claimed in claim 1, its spy is that there is a fleetline car body 2 that is supported by vehicle frame vehicle frame 13 outsides.
CN 95207330 1995-04-05 1995-04-05 Solar energy electric vehicle Expired - Fee Related CN2215447Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 95207330 CN2215447Y (en) 1995-04-05 1995-04-05 Solar energy electric vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 95207330 CN2215447Y (en) 1995-04-05 1995-04-05 Solar energy electric vehicle

Publications (1)

Publication Number Publication Date
CN2215447Y true CN2215447Y (en) 1995-12-20

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 95207330 Expired - Fee Related CN2215447Y (en) 1995-04-05 1995-04-05 Solar energy electric vehicle

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CN (1) CN2215447Y (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101882804A (en) * 2010-07-26 2010-11-10 张重身 Electric vehicle
CN101456442B (en) * 2008-06-17 2011-01-19 昆明理工大学 Three-wheel solar vehicle suspension with automatic roll function
CN102514680A (en) * 2011-12-31 2012-06-27 李新民 Solar hybrid power electric tricycle
CN103683395A (en) * 2013-11-27 2014-03-26 南宁市西真电子科技开发有限公司 Control system of solar electric bicycle
CN103738195A (en) * 2013-11-12 2014-04-23 浙江师范大学 Energy control method of novel hybrid energy electric car
CN108684253A (en) * 2018-05-22 2018-10-23 宁夏博文利奥科技有限公司 A kind of digging apparatus of small-sized more power conversions
CN112056083A (en) * 2020-08-13 2020-12-11 农业农村部南京农业机械化研究所 Harvesting vehicle

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101456442B (en) * 2008-06-17 2011-01-19 昆明理工大学 Three-wheel solar vehicle suspension with automatic roll function
CN101882804A (en) * 2010-07-26 2010-11-10 张重身 Electric vehicle
CN102514680A (en) * 2011-12-31 2012-06-27 李新民 Solar hybrid power electric tricycle
CN103738195A (en) * 2013-11-12 2014-04-23 浙江师范大学 Energy control method of novel hybrid energy electric car
CN103683395A (en) * 2013-11-27 2014-03-26 南宁市西真电子科技开发有限公司 Control system of solar electric bicycle
CN108684253A (en) * 2018-05-22 2018-10-23 宁夏博文利奥科技有限公司 A kind of digging apparatus of small-sized more power conversions
CN108684253B (en) * 2018-05-22 2021-12-10 郭思源 Small-size many power conversion's digging device
CN112056083A (en) * 2020-08-13 2020-12-11 农业农村部南京农业机械化研究所 Harvesting vehicle

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C14 Grant of patent or utility model
GR01 Patent grant
C19 Lapse of patent right due to non-payment of the annual fee
CF01 Termination of patent right due to non-payment of annual fee