CN101737695B - Stoplight control device of electric scooter - Google Patents
Stoplight control device of electric scooter Download PDFInfo
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- CN101737695B CN101737695B CN2008101745497A CN200810174549A CN101737695B CN 101737695 B CN101737695 B CN 101737695B CN 2008101745497 A CN2008101745497 A CN 2008101745497A CN 200810174549 A CN200810174549 A CN 200810174549A CN 101737695 B CN101737695 B CN 101737695B
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- processing unit
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- brake lamp
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Abstract
The invention discloses a stoplight control device of an electric scooter. The stoplight control device at least comprises a protection circuit, a voltage stabilizing circuit, a driving circuit, a central processing unit, a headlamp switch and a motor controller. The stoplight control device is characterized by comprising a voltage division circuit which is electrically connected between the central processing unit and the protection circuit, the central processing unit senses an output voltage value of a battery; when the headlamp switch is touched or the motor controller sends a motor braking signal, the central processing unit can output an appropriate conducting signal in a pulse width modulation (PWM) way by matching with the sensed actual voltage value of the battery, therefore, a stoplight can acquire an appropriate working voltage so that the stoplight can send the brightness which is stable and can match with the actual traveling state.
Description
Technical field
The present invention relates to a kind of Stoplight control device of electric scooter, relate in particular to a kind of brake lamp of electric bicycle that makes and obtain stable operating voltage and then have lightness stabilized Stoplight control device of electric scooter.
Background technology
Society's advanced age and disabled use the situation of electric bicycle gradually general now, because physiological function is degenerated, action and reagency are not enough, and the use of electric bicycle is just meeting its demand.See from the industry development angle again; With regard to rate of growth; Because electric bicycle product function, technology are significantly made a leapleap forward, and the rise of silver hair consumption agitation, Market Growth was very quick in recent years; Also will grow up at a terrific speed in following world market, visible its value of the product has received the very big attention of each advanced country.
Electric bicycle is a kind ofly through the battery that carries with car electric power to be provided, and with the output of driving governor control motor, drives the rotation of trailing wheel again through transmission mechanism, and trailing wheel then drives front-wheel and rotates synchronously, reaches a kind of vehicles that go.The prior electric car A that rides instead of walk; As shown in Figure 1; Mainly by body 1, enclosing cover 2 and take portion 3 and form; This body 1 is made up of steering mechanism 11, front-wheel 12, trailing wheel 13, pedal 14, dynamical system 15 and battery 16, and enclosing cover 2 is can dynamical system 15 be coated member within it, provides and makes human body reach the function that can comfortablely take and take portion 3.
Electric bicycle A need operate through the dynamical system 15 of brute force in order to run well, and dynamical system 15 is wanted and can normal running then enough power sources must be arranged.The power resources of electric bicycle A rely on the supply of electric power of battery 16 fully; And battery 16 all is designed to have higher dc voltage value usually, generally is magnitude of voltage commonly used with the 24V DC voltage, and the 24V DC voltage of this battery 16 is except that supplying power system 15 uses; Also must supply the part use that electric power supplies other electrical category of electric bicycle A simultaneously; As be arranged at the head lamp 17 in electric bicycle A the place ahead, and the brake lamp 18 that is arranged at electric bicycle A rear, or the like.The brake lamp 18 that is arranged at electric bicycle A rear mainly is the caution of electric bicycle A rear safety and the sign of position are provided, and increases the security of electric bicycle A thus.
The main purpose that brake lamp 18 is provided with is the vehicle and the pedestrian that are positioned at electric bicycle A rear are served as warning; So this brake lamp 18 must have at least two kinds of brightness; With as the general moving car alarm of difference and the electric bicycle A caution when the brake, existing brake lamp 18 will guarantee to have the function of at least two kinds of brightness.As shown in Figure 2, the prior electric car brake light control system 4 of riding instead of walk comprises mu balanced circuit 41, brake lamp switch change-over circuit 42, brake switch change-over circuit 43, drive circuit 44, holding circuit 45 and central processing unit 46.
Simultaneously referring to Fig. 3; Ride instead of walk the operation of car brake light control system 4 of prior electric; The starting switch 421 that mainly is this electric bicycle of operation A is to be placed on the appropriate position; Make 42 conductings of brake lamp switch change-over circuit, this brake lamp switch change-over circuit 42 can trigger out in a signal to the central processing unit 46, after this central processing unit 46 receives the signal by 42 outputs of brake lamp switch change-over circuit; This central processing unit 46 is with pulse width modulation (PWM) mode; Provide a signal than phase shorter workweek to make drive circuit 44 work, this drive circuit 44 can make brake lamp 451 light, and the brake lamp 451 that can make electric bicycle A thus produces brightness and reaches the effect of caution and location mark.
When electric bicycle A when making brake; The touch switch 431 of operation brake switch change-over circuit 43; This touch switch 431 can make 43 conductings of brake switch change-over circuit and send signal to central processing unit 46, after central processing unit 46 is received the signal from brake switch change-over circuit 43, and can be again with pulse width modulation (PWM) mode; Trigger another long working period signal; Drive circuit 44 is increased the brightness of brake lamp 451, brake lamp 451 is produced when electric bicycle brakes than the brighter brightness of general driving, reach the caution effect of electric bicycle when brake.
The prior electric car brake light control system 4 of riding instead of walk; Set the startup and the highest qualification power wattage value of the brake lamp 451 of drive circuit 44 through central processing unit 46; When electric bicycle A just opens brake lamp 451 because of driving; Central processing unit 46 is to drive circuit 44 output triggering signals, and this signal is the Continuity signal shorter than Continuity signal T, and brake lamp 451 is lighted; Because drive circuit 44 outputs to the highest qualification power wattage value that the electric current of brake lamp 451 does not also reach brake lamp 451, so the brightness of brake lamp 451 is not the high-high brightness of brake lamp 451.When electric bicycle A when making brake; Central processing unit 46 can trigger another signal; This signal is the Continuity signal longer than Continuity signal T, so the voltage that drive circuit 44 is fed to brake lamp 451 increases, and makes the relative increase of electric current; Drive circuit 44 is fed to brake lamp 451 with voltage and the electric current that current strength becomes the integration shape to increase thus; And then make brake lamp 451 reach its power wattage of high qualification, and can make the brightness of brake lamp 451 reach the brightest state, can make brake lamp 451 visibly different brightness arranged during with brake thus in the general driving of electric bicycle.Prior electric is ridden car brake light control system 4 instead of walk through above-mentioned structure, though can make brake lamp 451 reach the caution effect of brake and two kinds of different brightness of non-brake, but still have defective.
For example; Pulse width modulation (PWM) signal that central processing unit 46 is triggered; Just fixing two kinds of Continuity signals with long and short-range missile messenger; Most of 50% of the brake lamp 451 the highest qualification power of setting of Continuity signal that this Continuity signal is short, and the long Continuity signal of this Continuity signal is set 100% of brake lamp 451 the highest qualification power, this fixing pulse width modulation (PWM) signal; Do not consider the magnitude of voltage of battery 16 reality fully, do not consider the driving states of actual electric bicycle A yet.Therefore work as battery 16 under the situation of undertension or supersaturation, cause the luminance shortage of brake lamp 451 or bright excessively through regular meeting, and then cause the improper change of brake lamp 451 its brightness flicker under same driving situation.In addition; When electric bicycle A climbs, most of electric energy of battery 16 will be used for the needs of electric bicycle A climbing, therefore can cause the moment pressure drop of battery 16; This also can cause the improper change of brake lamp 451 brightness flickers, and the prior electric car brake light control system 4 of riding instead of walk needs to improve.
Summary of the invention
Main purpose of the present invention is to provide a kind of Stoplight control device of electric scooter; Said brake lamp control device include at least holding circuit, and the mu balanced circuit that electrically connects of said holding circuit, the central processing unit that electrically connects with said mu balanced circuit, respectively and the drive circuit that electrically connects of said central processing unit and brake lamp, be electrically connected between said mu balanced circuit and the said central processing unit Der StandlichtScheinwerfer und Parkleuchtenschalter and with the motor controller of said Der StandlichtScheinwerfer und Parkleuchtenschalter electric connection; Wherein, This braking control device also has bleeder circuit; This bleeder circuit is electrically connected between central processing unit and the holding circuit; And then this central processing unit can be detected the output voltage values of battery; Thereby be touched or motor controller when sending the motor brake signal when this Der StandlichtScheinwerfer und Parkleuchtenschalter, this central processing unit can cooperate the actual voltage value of the battery that is detected, and exports suitable Continuity signal with pulse width modulation (PWM) mode and makes drive circuit conducting brake lamp; And then can make brake lamp obtain suitable operating voltage, so that brake lamp can send the brightness of stablizing and cooperating actual driving situation.
In one embodiment; This drive circuit is electrically connected between brake lamp and the central processing unit, and this central processing unit electrically connects the power transistor of drive circuit, and the contact between power transistor and the resistance is electrically connected at central processing unit; And then can detect the operational voltage value of drive circuit; When the bulb of brake lamp was not specified operational voltage value, central processing unit can be exported the extremely short triggering signal of continuous Continuity signal with pulse width modulation (PWM) mode to drive circuit, makes brake lamp become the flicker shape; Thereby inform that this bulb of end user is not the rated voltage bulb; Need change immediately, thereby the situation of avoiding The whole control system to damage produces, and then the security that can improve the brake lamp control device.
In one embodiment, this brake lamp control device also is provided with warning circuit, and this warning circuit includes caution drive circuit and attention device; Operational voltage value through central processing unit detecting drive circuit; When the bulb of brake lamp was not the rated operational voltage value, this central processing unit can make the caution driving circuit drives attention device of warning circuit, through the sound of attention device; Can inform that this bulb of end user is not the rated voltage bulb; Need change immediately, thereby the situation of avoiding The whole control system to damage produces the security that improves braking control device.
Description of drawings
Fig. 1 is the sketch map of electric bicycle;
Fig. 2 is existing brake light control system circuit diagram;
Fig. 3 is existing brake lamp control calcspar;
Fig. 4 is a brake lamp control calcspar of the present invention;
Fig. 5 is brake lamp control circuit figure of the present invention; And
Fig. 6 is an another embodiment of the present invention.
[primary clustering symbol description]
1 body, 11 steering mechanism, 12 front-wheels
13 trailing wheels, 14 pedals
15 dynamical systems, 16 batteries
17 head lamps, 18 brake lamps
2 enclosing covers
3 take portion
4 brake light control systems, 41 mu balanced circuits
42 brake lamp switch change-over circuits, 421 touch switch
43 brake switch change-over circuits, 431 touch switch
44 drive circuits, 45 holding circuits
451 brake lamps, 46 central processing units
5 Stoplight control device of electric scooter
The 5a holding circuit
51 mu balanced circuits, 511 voltage stabilizing IC
512,513 electric capacity
52 drive circuits, 521 power transistors
522 resistance
53 central processing units
54 warning circuits, 541 caution drive circuits
542 attention devices
55 bleeder circuits
6 brake lamps
7 Der StandlichtScheinwerfer und Parkleuchtenschalters
8 motors, 81 motor controllers
The A electric bicycle
The specific embodiment
For the effect that is well understood to structure of the present invention more and can reaches, embodiments of the present invention are described with reference to the accompanying drawings are following now.
Owing to the present invention relates to a kind of Stoplight control device of electric scooter, the composition member part identical with prior art of this electric bicycle repeats no more, and only explains with regard to improvement part of the present invention.
At first, referring to Fig. 5, Stoplight control device of electric scooter 5 of the present invention includes holding circuit 5a, mu balanced circuit 51, drive circuit 52, central processing unit 53, Der StandlichtScheinwerfer und Parkleuchtenschalter 7 and motor controller 81 at least.
This holding circuit 5a is used for protecting the normal running of Stoplight control device of electric scooter 5 each circuit unit.
This mu balanced circuit 51 includes voltage stabilizing IC511 and two capacitors 512,513 at least, and this mu balanced circuit 51 mainly will carry out filtering and voltage stabilizing by the power supply that the electric bicycle battery is exported, so that central processing unit 53 has stable operational voltage value.
Whether and the brightness of brake lamp 6 conducting that drive circuit 52 is mainly controlled brake lamp 6 through central processing unit 53.
Referring to Fig. 4 and Fig. 5; In enforcement of the present invention; When touching Der StandlichtScheinwerfer und Parkleuchtenschalter 7 when electric bicycle startup headlight (not shown), this Der StandlichtScheinwerfer und Parkleuchtenschalter 7 can trigger out a signal to central processing unit 53, and this central processing unit 53 produces 5V with interior magnitude of voltage through being electrically connected at holding circuit 5a and bleeder circuit 55; Judge the magnitude of voltage of the actual output of battery for central processing unit 53; This central processing unit 53 is behind the magnitude of voltage with reference to the actual output of battery that is detected, and the actual voltage value of central processing unit 53 matching batteries is exported Continuity signals with pulse width modulation (PWM) mode to drive circuit 52; This signal is the short signal of Continuity signal; Thereby brake lamp 6 is lighted, because drive circuit 52 outputs to the highest qualification power wattage value that the electric current of brake lamp 6 does not also reach brake lamp 6, so the brightness of brake lamp 6 is not the high-high brightness of brake lamp 6; Promptly this moment brake lamp 6 brightness be than low-light level, but still can make the brake lamp 6 of electric bicycle produce enough brightness and reach and warn and the effect of location mark.
And the actual output voltage value of the battery of being detected when central processing unit 53 is when more on the low side or higher than rated voltage; This central processing unit 53 can be exported a Continuity signal with pulse width modulation (PWM) mode to drive circuit 52; Make Continuity signal do suitable variation through this pulse width modulation (PWM); Thereby when the battery actual output voltage is below or above rated voltage; Can make 52 pairs of brake lamp 6 operating voltages of drive circuit do compensation or step-down, and then it is predetermined and lightness stabilized that brake lamp 6 can be reached, reach the effect of caution and location mark so that brake lamp 6 generations of electric bicycle are predetermined and lightness stabilized.
Referring to Fig. 5; When the motor controller 81 of electric bicycle sends control motor brake control signal motor 8 is shut down; This motor controller 81 also can be to the signal of central processing unit 53 output low (0) voltage levels; Shut down so that central processing unit 53 detects motor 8, and central processing unit 53 is behind the magnitude of voltage with reference to the actual output of battery that detected once again the magnitude of voltage of this central processing unit 53 matching batteries reality and the electric bicycle motor state that shuts down; Export Continuity signals with pulse width modulation (PWM) mode to drive circuit 52 again; This Continuity signal is the signal that drive circuit 52 work conductings are increased, so the voltage increase of drive circuit 52 supply brake lamps 6, makes the relative increase of electric current; Thereby voltage and electric current supply brake lamp 6 that drive circuit 52 becomes the integration shape to increase with current strength; And then make brake lamp 6 reach its power wattage of high qualification, and make the brightness of brake lamp 6 reach the brightest state, thereby can make brake lamp 6 have visibly different brightness during with brake in the general driving of electric bicycle.
Equally; If the output voltage values of the battery reality that this moment, central processing unit 53 was detected is more on the low side or higher than rated voltage; Then this central processing unit 53 can be exported Continuity signals with pulse width modulation (PWM) mode to drive circuit 52 in addition; Make Continuity signal do suitably to change through this pulse width modulation (PWM); Thereby when the actual output voltage of battery is below or above rated voltage, can make 52 pairs of brake lamp 6 operating voltages of drive circuit do compensation or step-down, so that brake lamp 6 can make brake lamp 6 reach predetermined and stable brightness when electric bicycle motor 8 shuts down; That is the brake lamp 6 that, makes electric bicycle reaches predetermined when producing brake and stable brightness and reach the caution effect.
In addition; This drive circuit 52 is electrically connected between brake lamp 6 and the central processing unit 53, and this central processing unit 53 electrically connects the power transistor 521 of drive circuit 52, and the contact between power transistor 521 and the resistance 522 is electrically connected at central processing unit 53; And then this central processing unit 53 can be detected the real work magnitude of voltage of drive circuit 52; Staggering the time when the electric bicycle end user adorns the bulb of brake lamp 6 thus, for example will be that the bulb of 24V misses when dressing up the bulb of 12V originally, and central processing unit 53 is not a load voltage value according to the real work magnitude of voltage of the drive circuit of being detected 52; This central processing unit 53 can be exported the extremely short triggering signal of continuous Continuity signal with pulse width modulation (PWM) mode to drive circuit 52; Make brake lamp 6 become the flicker shape, inform that thus this bulb of end user is not the bulb of rated voltage, need change immediately; Thereby the situation of avoiding The whole control system to damage produces, and then the security that can improve brake lamp control device 5.
Effect of the present invention is; Actual voltage value through central processing unit 53 detecting batteries; The actual voltage value of matching battery; Can pulse width modulation (PWM) mode export a suitable Continuity signal triggering signal and make drive circuit 52 conductings, and then can make brake lamp 6 obtain suitable operating voltage and electric current, can send stable and brightness that cooperate actual driving situation.For example; The short Continuity signal of this Continuity signal is set at 50% of brake lamp 6 the highest qualification power equally; And the long Continuity signal of this Continuity signal is set at 100% of brake lamp 6 the highest qualification power; When battery when virtual voltage has only the saturation voltage of low-voltage or 28V of 20V, central processing unit 53 can the actual magnitude of voltage that records of matching batteries, makes the Continuity signal of pulse width modulation (PWM) output make suitable adjustment; Thereby make drive circuit 52 supply stable voltage to brake lamp 6; And then make brake lamp 6 send brightness according to the reality situation of driving a vehicle, so that the brightness of brake lamp 6 is able to stablize, brake lamp 6 improper situation of its brightness flicker under same driving situation is produced.In addition; When electric bicycle was climbed, most of electric energy of battery was used in the needs of electric bicycle climbing and causes the cell instantaneous pressure drop, the actual voltage value of central processing unit 53 detecting batteries; The actual voltage value of matching battery; Can pulse width modulation (PWM) mode export a suitable Continuity signal and make drive circuit 52 conductings, and then can make brake lamp 6 obtain suitable operating voltage and electric current, can not cause the situation of brake lamp 6 brightness flickers equally.
Referring to Fig. 6, Stoplight control device of electric scooter 5 of the present invention except that including holding circuit 5a, mu balanced circuit 51, drive circuit 52 and central processing unit 53, also is provided with warning circuit 54 in addition.
This warning circuit 54 includes caution drive circuit 541 and attention device 542; This attention device 542 can be buzzer, through this warning circuit 54 is set, when the electric bicycle end user staggers the time the bulb dress of brake lamp 6; The bulb mistake dress that for example will be 24V originally is the bulb of 12V; This moment, central processing unit 53 was not a load voltage value according to the real work magnitude of voltage of the drive circuit of being detected 52, and central processing unit 53 can be exported the extremely short Continuity signal of continuous Continuity signal with pulse width modulation (PWM) mode to drive circuit 52, when making 6 one-tenth flickers of brake lamp shape; This central processing unit 53 also can make the caution drive circuit 541 of warning circuit 54 drive attention device 542; Through the sound of attention device 542, can inform that this bulb of end user is not the rated voltage bulb, need change immediately; Thereby the situation of avoiding The whole control system to damage produces, to improve the security of brake lamp control device 5.
In sum, the present invention can reach said purpose and effect through above-mentioned Stoplight control device of electric scooter, and scope of the present invention is limited appending claims and equivalent thereof.
Claims (8)
1. Stoplight control device of electric scooter; Said brake lamp control device include at least holding circuit, and the mu balanced circuit that electrically connects of said holding circuit, the central processing unit that electrically connects with said mu balanced circuit, respectively and the drive circuit that electrically connects of said central processing unit and brake lamp, be electrically connected between said mu balanced circuit and the said central processing unit Der StandlichtScheinwerfer und Parkleuchtenschalter and with the motor controller of said Der StandlichtScheinwerfer und Parkleuchtenschalter electric connection; It is characterized in that; Said braking control device also has bleeder circuit; Said bleeder circuit is electrically connected between central processing unit and the holding circuit; The output voltage values of said central processing unit detecting battery; Thereby be touched or motor controller when sending the motor brake signal when said Der StandlichtScheinwerfer und Parkleuchtenschalter, said central processing unit can cooperate the actual voltage value of the battery that is detected, and exports suitable Continuity signal with pulse width modulation (PWM) mode and makes drive circuit conducting brake lamp; Thereby can make brake lamp obtain suitable operating voltage, so that brake lamp has stable brightness.
2. Stoplight control device of electric scooter according to claim 1; Wherein said drive circuit is electrically connected between brake lamp and the central processing unit; And said central processing unit electrically connects the power transistor of drive circuit; And the contact between power transistor and the resistance is electrically connected at central processing unit, and then can detect the operational voltage value of drive circuit.
3. Stoplight control device of electric scooter according to claim 2, wherein said brake lamp control device also is provided with warning circuit, and said warning circuit is electrically connected at central processing unit.
4. Stoplight control device of electric scooter according to claim 3, wherein said warning circuit include caution drive circuit and attention device.
5. Stoplight control device of electric scooter according to claim 1, the lamp source of wherein said brake lamp is LED.
6. Stoplight control device of electric scooter according to claim 1, the lamp source of wherein said brake lamp is an osram lamp.
7. Stoplight control device of electric scooter according to claim 4, wherein said attention device are buzzer.
8. Stoplight control device of electric scooter according to claim 1, wherein said mu balanced circuit has voltage stabilizing IC at least.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101745497A CN101737695B (en) | 2008-11-10 | 2008-11-10 | Stoplight control device of electric scooter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101745497A CN101737695B (en) | 2008-11-10 | 2008-11-10 | Stoplight control device of electric scooter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101737695A CN101737695A (en) | 2010-06-16 |
| CN101737695B true CN101737695B (en) | 2012-12-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101745497A Expired - Fee Related CN101737695B (en) | 2008-11-10 | 2008-11-10 | Stoplight control device of electric scooter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101737695B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2106099U (en) * | 1991-10-26 | 1992-06-03 | 王金厚 | Brake lamp failure monitor alarm for car |
| CN2712716Y (en) * | 2004-05-24 | 2005-07-27 | 王传焯 | Light reinforcing electronic apparatus of auto/motorcycle headlamp |
-
2008
- 2008-11-10 CN CN2008101745497A patent/CN101737695B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2106099U (en) * | 1991-10-26 | 1992-06-03 | 王金厚 | Brake lamp failure monitor alarm for car |
| CN2712716Y (en) * | 2004-05-24 | 2005-07-27 | 王传焯 | Light reinforcing electronic apparatus of auto/motorcycle headlamp |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101737695A (en) | 2010-06-16 |
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Granted publication date: 20121212 Termination date: 20191110 |