CN202987452U - Battery reminder for electric bicycles - Google Patents
Battery reminder for electric bicycles Download PDFInfo
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- CN202987452U CN202987452U CN 201220597481 CN201220597481U CN202987452U CN 202987452 U CN202987452 U CN 202987452U CN 201220597481 CN201220597481 CN 201220597481 CN 201220597481 U CN201220597481 U CN 201220597481U CN 202987452 U CN202987452 U CN 202987452U
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- aerotron
- battery
- indicator lamp
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Abstract
The utility model discloses a battery reminder for electric bicycles. The battery reminder for electric bicycles comprises a switch K1, a switch K2, a triode Q, an indicator light L1 and a divider module. One end of the switch K1 is connected with an anode of a battery of an electric bicycle. The other end of the switch K1 is connected with a voltage input end of the divider module and one end of an electric device of the electric bicycle. The other end of the electric device is connected with one end of the indicator light L1 and one end of the switch K2. The other end of the indicator light L1 is connected with a collector of the triode Q. The other end of the switch K2 is connected with an emitter of the triode Q, the other voltage input end of the divider module and a cathode of the battery. A voltage output end of the divider module is connected with a base of the triode Q. The battery reminder reminds a user to timely charge the electric bicycle when the battery of the electric bicycle is low, and prevents failure of operation of the electric bicycle in the half way due to undervoltage of the battery.
Description
Technical field
The utility model relates to the Electrical Bicycle technical field, relates in particular to a kind of battery of electric bicycle electric quantity reminding device.
Background technology
People tend to due to carelessness not note whether the storage battery dump energy of Electrical Bicycle is enough when driving Electrical Bicycle, Electrical Bicycle may can't work because storage battery is under-voltage on the way.
China Patent Publication No. CN202320650, open day on July 11st, 2012, the name of utility model is called a kind of Electrical Bicycle, this application case discloses a kind of Electrical Bicycle, and it comprises vehicle frame, handle, vehicle seat, front and back wheel, storage battery, electrical motor, controller and Manpower driver; The hollow crossbeam of Electrical Bicycle comprises the hollow crossbeam of leading portion and the hollow crossbeam of back segment, and the accordion door that section hollow crossbeam in front and back is connected, and the hollow crossbeam of leading portion top arranges opening,
Battery is positioned in the hollow crossbeam of leading portion by opening, and opening part arranges lid; It is stupefied that opening opening's edge inboard arranges inwardly projecting, and the evagination that lid setting and opening opening's edge are sealed and matched is stupefied; In the hollow crossbeam of leading portion, dividing plate is set, the dividing plate upper strata is the battery accommodating layer, and lower floor is that integrated line is arranged layer; The through hole that passes integrated line is set on accordion door.Its weak point is, this Electrical Bicycle can not be when self storage battery dump energy be not enough reminding user.
The utility model content
The purpose of this utility model be overcome existing Electrical Bicycle can not reminding user when the storage battery quantity not sufficient the timely technical matters of charging, a kind of battery of electric bicycle electric quantity reminding device is provided, its reminding user when the storage battery quantity not sufficient of Electrical Bicycle in time charges, and prevents that Electrical Bicycle from can't work because storage battery is under-voltage on the way.
In order to address the above problem, the utility model is achieved by the following technical solutions:
a kind of battery of electric bicycle electric quantity reminding device of the present utility model, comprise K switch 1, K switch 2, aerotron Q, indicator lamp L1 and division module, described K switch 1 one ends are connected with the B+ of Electrical Bicycle, voltage input end of K switch 1 other end and division module and consumer one end of Electrical Bicycle are connected, the consumer other end is connected with K switch 2 one ends with indicator lamp L1 one end, the indicator lamp L1 other end is connected with the collecting electrode of aerotron Q, the emitter of K switch 2 other ends and aerotron Q, another voltage input end of division module is connected with battery negative post, the voltage output end of division module is connected with the base stage of aerotron Q.
In the technical program, aerotron Q is NPN type aerotron.When the voltage of storage battery during greater than setting value (being that accumulator electric-quantity is enough), the voltage of the voltage output end output of division module is greater than the conducting-state voltage of aerotron Q, because the emitter of aerotron Q is connected with battery negative post, so the voltage between aerotron Q base stage and emitter is greater than the conducting-state voltage of aerotron Q; During less than setting value (being the storage battery quantity not sufficient), the voltage of the voltage output end output of division module is less than the conducting-state voltage of aerotron Q when the voltage of storage battery, and the voltage between aerotron Q base stage and emitter is less than the conducting-state voltage of aerotron Q.
When Electrical Bicycle does not use, K switch 1 and K switch 2 are all disconnected.When the user rides the Electrical Bicycle of electric weight abundance, at first close switch K1, this moment, battery tension was greater than setting value, voltage between aerotron Q base stage and emitter is greater than the conducting-state voltage of aerotron Q, aerotron Q conducting, the consumer energising of Electrical Bicycle, indicator lamp L1 lights, and the user can normally ride.Electrical Bicycle was ridden after a period of time, the voltage of storage battery reduces along with the consumption of electric weight, the voltage of the voltage output end output of division module decreases, when battery tension during less than setting value, the voltage of the voltage output end output of division module is less than the conducting-state voltage of aerotron Q, voltage between aerotron Q base stage and emitter is less than the conducting-state voltage of aerotron Q, aerotron Q disconnects, the consumer outage of Electrical Bicycle, Electrical Bicycle quits work, indicator lamp L1 extinguishes, reminding user storage battery quantity not sufficient.At this moment, but user's close switch K2, the consumer of Electrical Bicycle is switched on again, and the dump energy that the user can utilize storage battery is with the Electrical Bicycle battery-charging station charging of riding.
As preferably, described division module comprises resistance R 1 and resistance R 2, described resistance R 1 one ends are connected with the positive pole of storage battery by K switch 1, and resistance R 1 other end is connected with resistance R 2 one ends with the base stage of aerotron Q, and described resistance R 2 other ends are connected with the negative pole of storage battery.
Voltage between aerotron Q base stage and emitter equals the voltage at resistance R 2 two ends.When battery tension during greater than setting value, the voltage at resistance R 2 two ends is greater than the conducting-state voltage of aerotron Q; When battery tension during less than setting value, the voltage at resistance R 2 two ends is less than the conducting-state voltage of aerotron Q.
As preferably, described a kind of battery of electric bicycle electric quantity reminding device also comprises indicator lamp L2, described B+ is connected with consumer one end by K switch 1, the consumer other end is connected with indicator lamp L2 one end with indicator lamp L1 one end, the indicator lamp L1 other end is connected with the collecting electrode of aerotron Q, the indicator lamp L2 other end is connected with K switch 2 one ends, and K switch 2 other ends are connected with the emitter of aerotron Q.Whether indicator lamp L2 indicator cock K2 is closed.
As preferably, described indicator lamp L1 is green indicating lamp, and described indicator lamp L2 is red indicating light.
The beneficial effects of the utility model are: reminding user in time charges when the storage battery quantity not sufficient of Electrical Bicycle, prevents that Electrical Bicycle from can't work because storage battery is under-voltage on the way.
Description of drawings
Fig. 1 is a kind of schematic circuit diagram of the present utility model.
In figure: 1, division module, 2, storage battery, 3, consumer.
The specific embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
embodiment: a kind of battery of electric bicycle electric quantity reminding device of the present embodiment, as shown in Figure 1, comprise K switch 1, K switch 2, aerotron Q, indicator lamp L1, indicator lamp L2 and division module 1, division module 1 comprises resistance R 1 and resistance R 2, K switch 1 one ends are connected with storage battery 2 positive poles of Electrical Bicycle, K switch 1 other end is connected with consumer 3 one ends of resistance R 1 one ends and Electrical Bicycle, resistance R 1 other end is connected with resistance R 2 one ends with the base stage of aerotron Q, resistance R 2 other ends are connected with storage battery 2 negative poles, consumer 3 other ends are connected with indicator lamp L2 one end with indicator lamp L1 one end, the indicator lamp L1 other end is connected with the collecting electrode of aerotron Q, the indicator lamp L2 other end is connected with K switch 2 one ends, K switch 2 other ends are connected with storage battery 2 negative poles with the emitter of aerotron Q, indicator lamp L1 is green indicating lamp, indicator lamp L2 is red indicating light, aerotron Q is NPN type aerotron.
The voltage when storage battery 2 of Electrical Bicycle is full of electricity is generally 52V, and the under-voltage voltage of storage battery 2 is generally 42V.Voltage between aerotron Q base stage and emitter is the voltage at resistance R 2 two ends.When the voltage of storage battery 2 is that storage battery 2 electric weight are enough greater than 48V() time, the voltage between aerotron Q base stage and emitter is greater than the conducting-state voltage of aerotron Q; Be that storage battery 2 electric weight are not enough when the voltage of storage battery 2 less than 48V() time, the voltage between aerotron Q base stage and emitter is less than the conducting-state voltage of aerotron Q.
When Electrical Bicycle does not use, K switch 1 and K switch 2 are all disconnected.When the user rides the Electrical Bicycle of electric weight abundance, close switch K1 at first, this moment storage battery 2 voltage greater than 48V, the voltage between aerotron Q base stage and emitter is greater than the conducting-state voltage of aerotron Q.Aerotron Q conducting, indicator lamp L1 lights, consumer 3 energisings of Electrical Bicycle, the user can normally ride.
Electrical Bicycle was ridden after a period of time, the voltage of storage battery 2 reduces along with the consumption of electric weight, the voltage at resistance R 2 two ends decreases, during less than 48V, the voltage between aerotron Q base stage and emitter is less than the conducting-state voltage of aerotron Q when the voltage of storage battery 2, and aerotron Q disconnects, consumer 3 outages of Electrical Bicycle, Electrical Bicycle quits work, and indicator lamp L1 extinguishes, and reminding user storage battery 2 electric weight are not enough.At this moment, but user's close switch K2, indicator lamp L2 lights, and the consumer 3 of Electrical Bicycle is switched on again, and the dump energy that the user can utilize storage battery 2 is with the Electrical Bicycle battery-charging station charging of riding.The voltage of storage battery 2 is down to by 48V electric energy that 42V discharges and is used as the backup power of Electrical Bicycle, prevents that Electrical Bicycle from can't work because storage battery 2 is under-voltage on the way.
Claims (4)
1. battery of electric bicycle electric quantity reminding device, it is characterized in that: comprise K switch 1, K switch 2, aerotron Q, indicator lamp L1 and division module (1), described K switch 1 one ends are connected with the storage battery (2) of Electrical Bicycle is anodal, voltage input end of K switch 1 other end and division module (1) and consumer (3) one ends of Electrical Bicycle are connected, consumer (3) other end is connected with K switch 2 one ends with indicator lamp L1 one end, the indicator lamp L1 other end is connected with the collecting electrode of aerotron Q, the emitter of K switch 2 other ends and aerotron Q, another voltage input end of division module (1) is connected with storage battery (2) negative pole, the voltage output end of division module (1) is connected with the base stage of aerotron Q.
2. a kind of battery of electric bicycle electric quantity reminding device according to claim 1, it is characterized in that: described division module (1) comprises resistance R 1 and resistance R 2, described resistance R 1 one ends are connected with the positive pole of storage battery (2) by K switch 1, resistance R 1 other end is connected with resistance R 2 one ends with the base stage of aerotron Q, and described resistance R 2 other ends are connected with the negative pole of storage battery (2).
3. a kind of battery of electric bicycle electric quantity reminding device according to claim 1 and 2, it is characterized in that: also comprise indicator lamp L2, described storage battery (2) is anodal to be connected with consumer (3) one ends by K switch 1, consumer (3) other end is connected with indicator lamp L2 one end with indicator lamp L1 one end, the indicator lamp L1 other end is connected with the collecting electrode of aerotron Q, the indicator lamp L2 other end is connected with K switch 2 one ends, and K switch 2 other ends are connected with the emitter of aerotron Q.
4. a kind of battery of electric bicycle electric quantity reminding device according to claim 3, it is characterized in that: described indicator lamp L1 is green indicating lamp, described indicator lamp L2 is red indicating light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220597481 CN202987452U (en) | 2012-11-14 | 2012-11-14 | Battery reminder for electric bicycles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220597481 CN202987452U (en) | 2012-11-14 | 2012-11-14 | Battery reminder for electric bicycles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202987452U true CN202987452U (en) | 2013-06-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220597481 Expired - Fee Related CN202987452U (en) | 2012-11-14 | 2012-11-14 | Battery reminder for electric bicycles |
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| CN (1) | CN202987452U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104733794A (en) * | 2013-12-18 | 2015-06-24 | 西安恒飞电子科技有限公司 | Storage battery with timed reminder function |
-
2012
- 2012-11-14 CN CN 201220597481 patent/CN202987452U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104733794A (en) * | 2013-12-18 | 2015-06-24 | 西安恒飞电子科技有限公司 | Storage battery with timed reminder function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130612 Termination date: 20131114 |