CN204323540U - A kind of battery-driven car charging anti-joyride device - Google Patents
A kind of battery-driven car charging anti-joyride device Download PDFInfo
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- CN204323540U CN204323540U CN201420794001.3U CN201420794001U CN204323540U CN 204323540 U CN204323540 U CN 204323540U CN 201420794001 U CN201420794001 U CN 201420794001U CN 204323540 U CN204323540 U CN 204323540U
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model relates to a kind of battery-driven car charging antitheft alarm system, especially the long-range charging antitheft alarm system of a kind of battery-driven car is related to, comprise housing, charge circuit and warning circuit is provided with in this housing, wherein warning circuit adopts the ball bearing made using of three switch triodes, three resistance and a buzzer phone composition, and be in dormant state when not reporting to the police, not energy requirement, during work, aerotron is in saturated, off condition, and current limiting resistance current limliting, energy reasonable utilization, without heater members, for low power operation, energy-conserving and environment-protective.This charging warning device is applicable to the charger matched use of different brands and different voltage class, again adjusts warning device internal circuit parameter without the need to user.This warning device can continue to maintain low current charge, until storage battery is fully full of electricity without the need to power-off when storage battery is full of electricity.
Description
Technical field
The utility model relates to a kind of battery-driven car charging antitheft alarm system, especially relates to the long-range charging antitheft alarm system of a kind of battery-driven car.
Background technology
Battery-driven car, at one of the walking-replacing tool being the most easily people's traffic now, is also the vehicle of most low-carbon (LC).The stolen thing but becoming the most headache of people of battery-driven car, during the battery-driven car charging of especially upstairs resident family, stolen problem is very frequent.Because the rechargeable battery of battery-driven car is very heavy, upper inconvenient downstairs, each installation is also inconvenient, can only downstairs charge, but existing charger does not all have long-distance theft-proof alarm device, and the annunciator that battery-driven car carries is due to onboard, as long as laid down by storage battery, annunciator is also just malfunctioning, even if annunciator is in warning, often because of apart from too far away and can't hear, to such an extent as to vehicle or stolen.
Summary of the invention
For overcoming the deficiencies in the prior art part, the utility model provides a kind of battery-driven car long-range charging antitheft alarm system, allow battery-driven car when charging, as long as burglar is in the moment of pulling out Charger (portable round), this charging anti-joyride device can be reported to the police immediately, the very first time can remind owner, vehicle, just stolen, exempts stolen danger.
The technical scheme that the utility model adopts is:
A kind of battery-driven car charging antitheft alarm system, comprise housing, charge circuit and warning circuit is provided with in this housing, described charge circuit comprises positive and negative electrode wire and auxiliary traverse, described charge circuit two ends are respectively equipped with jack and plug, described jack is used for connecting with plug of electric vehicle charger, and described plug is connected with electric vehicle accumulator socket, and described auxiliary traverse is connected with described electric vehicle accumulator ground wire; Described warning circuit comprises first, second, third switch triode, buzzer phone and first, second, third resistance, and wherein the emitter of the first switch triode is connected with described buzzer phone, and buzzer phone is connected with described cathode conductor; The base stage of the first switch triode is connected with described auxiliary traverse, and the collecting electrode of the first switch triode is connected with the emitter of second switch aerotron by the 3rd resistance of serial connection; The collecting electrode of described second switch aerotron is connected with described positive wire, and the base stage of described second switch aerotron is connected with described positive wire by the second resistance of serial connection; The base stage of described 3rd switch triode is connected with the two ends of described 3rd resistance respectively with emitter, and its collecting electrode is connected with the second resistance; First resistance one end is connected on the base stage of the first switch triode, and the other end is connected with described positive wire.
Further, be provided with active wire Wiring nose and connection terminal in described charge circuit, described connection terminal is connected with described active wire Wiring nose and described plug respectively, for adjusting the both positive and negative polarity order of described plug.
Beneficial effect:
1, this warning device does not need built-in dry storage battery, prevents from can not reporting to the police during dead battery, and existing annunciator needs built-in dry storage battery to work, and cost increase is larger.
2, this warning device circuit is simple, only need three switch triodes, three resistance and buzzer phones, and be in dormant state when not reporting to the police, not energy requirement, during work, aerotron is in saturated, off condition, and current limiting resistance current limliting, energy reasonable utilization, without heater members, be low power operation, energy-conserving and environment-protective.Existing annunciator then relay is more, and components and parts are more, also has op amp, built-in dry storage battery, and current sinking is comparatively large, and components and parts cost is high, and economic and practical value is not high.
3, this warning device can continue to maintain low current charge without the need to power-off when storage battery is full of electricity, until storage battery is fully full of electricity, cruise duration is long.Existing annunciator, when storage battery one is full of electricity, namely needs auto-breaking to stop charging, otherwise flase alarm, such storage battery fully can not be full of electricity, continues a journey shorter.
4, this charging warning device is applicable to the charger matched use of different brands and different voltage class, without the need to adjusting warning device internal circuit parameter.Existing product is once sizing, and be only suitable for a coupling charger and use, therefore will have many types, commonality is not strong.
Accompanying drawing explanation
The utility model will be further described in conjunction with the embodiments with reference to the accompanying drawings.
Fig. 1 is circuit diagram of the present utility model.
Detailed description of the invention
See Fig. 1, as shown in the figure, the long-range charging antitheft alarm system of a kind of battery-driven car, comprise housing, be provided with charge circuit and warning circuit in this housing, described charge circuit comprises positive wire L2-1, cathode conductor L2-2 and auxiliary traverse L2-3, jack L2 and plug L5 is respectively equipped with in charge circuit, plug L5 is used for connecting with the socket L6 of electric vehicle accumulator 2, and jack L2 is connected with the plug L1 of battery-driven car battery charger truck device 1, and auxiliary traverse L2-3 is connected with the ground wire of electric vehicle accumulator 2.Warning circuit comprises the first switch triode Q1, second switch aerotron Q2, the 3rd switch triode Q3, buzzer phone FMQ1 and the first resistance R1, the second resistance R2, the 3rd resistance R3, wherein the emitter of the first switch triode Q1 is connected with buzzer phone FMQ1 anode, and buzzer phone FMQ1 negative terminal is connected with cathode conductor L2-2; The base stage of the first switch triode Q1 is connected with auxiliary ground wire L2-3, and the collecting electrode of the first switch triode Q1 is connected with the emitter of second switch aerotron Q2 by the 3rd resistance R3 of serial connection; The collecting electrode of second switch aerotron Q2 is connected with positive wire L2-1, and the base stage of second switch aerotron Q2 is connected with positive wire L2-1 by the second resistance R2 of serial connection; The base stage of the 3rd switch triode Q3 and emitter are parallel to the two ends of the 3rd resistance R3 respectively, and its collecting electrode is connected with the second resistance R2; First resistance R1 is connected to the base stage of aerotron Q1 by positive wire.Second resistance R2 is pull-up resistor, and the 3rd resistance R3 is current-limiting resistance.
This product work principle is: when Q1 is in saturation conduction, Q2 is conducting immediately, electric current is by after current-limiting resistance R3, UR3 voltage rise, when Q3 base tension UQ3be=UR3 is greater than 0.6V, Q3 saturation conduction, Q2 base tension Q2be=UQ3ce=0.3V, Q2 ends completely, close current exports, when under UR3 voltage drop to 0.6V, Q3 ends, Q2 base tension becomes high potential after being connected with positive wire L2-1 by the second resistance R2, Q2 is complete saturation conduction again, when UQ3be=UR3 is greater than 0.6V, Q3 is saturation conduction again, Q2 closes, Q2 and Q3 like this alternately saturated cut-off, can make outputting current steadily within the scope of buzzer phone FMQ1 rated operational current.Q1 base stage and auxiliary traverse be connected, when charging normal, the voltage of UQ1b is 0V, and Q1 aerotron can be made to be in off condition, and not conducting is reported to the police, and the antitheft alarm system that namely charges is in dormant state, saves energy.After L5 plug is extracted from L6 socket, become UQ1b=light source of charger voltage, make Q1 be in complete saturation conduction state after the base stage Q1b of Q1 aerotron is connected with positive supply by R1 resistance, buzzer phone FMQ1 reports to the police output.
During use, electric car charger and this warning device are all positioned over indoor, electric vehicle accumulator is connected by the charged electrical cable (both positive and negative polarity wire is together with auxiliary ground wire) in outdoor lengthening, cause electric vehicle accumulator socket L6 with cable plug L5 and connect (note: light source of charger is positive and negative two lines of direct current, but its plug and socket is three eye, single line is wherein had not utilize, just in time as auxiliary ground wire).When battery-driven car charges normal, its auxiliary ground wire is 0 volt of voltage, after charging plug pulls out, auxiliary ground wire is vacant state, namely positive voltage is become after being connected with charger positive pole by resistance R1, when the voltage of auxiliary ground wire is positive voltage (i.e. high potential) from the saltus step of 0V low voltage, get final product trigger triode Q1 conducting, drive buzzer phone FMQ1 to report to the police simultaneously.
For meet different brands, different output voltage grade charger matched use (if output voltage is DC12V, 24V, 36V, 48V, 60V, 72V, 96V etc.), need solution to burn out aerotron Q1 and buzzer phone when output voltage is too high, do not have again when output voltage is too low enough electric currents to drive buzzer warning, and circuit requirement wants simple, safety, reliably, low cost, problems such as energy-conservation (components and parts do not generate heat and flog a dead horse, and waste electric energy, will be in dormancy wait state when product is not reported to the police).In order to realize above-mentioned requirements, annunciator all can trouble free service under the different charger of DC12 to DC96V, constant current-supplying, the low-power consumption work and components and parts do not generate heat.This product have employed the combination of Q2 and Q3 two aerotrons and a pull-up resistor R2, a current-limiting resistance R3, that aerotron Q2 and Q3 is in is completely saturated/cut-off alternation, and perfectly achieve the working current of buzzer phone under different voltage and be rated current 10mA.Constant because of electric current, therefore its warning energy is sufficient, and power consumption is also extremely low.
For the charger matched use of applicable different brands, active wire Wiring nose L4 and connection terminal L3 is provided with in housing, active wire Wiring nose L4 is connected in series with charge circuit, can according to the positive-negative power outlet order of plug L1, the adjustment jack L2 order of connection, is connected to connection terminal L3 by active wire Wiring nose L4, makes plug L5 outlet order identical with plug L1 outlet order, ensure that outdoor charging circuit plug L5 polarity is correct, can correctly charge.To notice when first time wiring whether whether plug L1 mate with jack L2 both positive and negative polarity, if do not mated, the adjustment L4 order of connection, makes positive wire L2-1 and L1 positive pole communicate, cathode conductor L2-2 and L1 negative pole communicate, ensure L5 plug will with the both positive and negative polarity sequence consensus of L1 plug.Now power transmission, when plug L5 does not meet electric vehicle accumulator socket L6, device is reported to the police, and does not report to the police when connecting L6, and represent that wiring is correct, long-range charging antitheft alarm system can normally work.
This warning device can be used as stand-alone product and produces, and also can be merged into a production with existing electric car charger.
Although illustrate and described embodiment of the present utility model, for the ordinary skill in the art, be appreciated that and can carry out multiple change, amendment, replacement and modification to these embodiments when not departing from principle of the present utility model and spirit, scope of the present utility model is by claims and equivalents thereof.
Claims (2)
1. the long-range charging anti-joyride device of battery-driven car, comprise housing, charge circuit and warning circuit is provided with in this housing, it is characterized in that: described charge circuit comprises positive and negative electrode wire and auxiliary traverse, described charge circuit two ends are respectively equipped with jack and plug, described jack is used for connecting with plug of electric vehicle charger, and described plug is connected with electric vehicle accumulator socket, and described auxiliary traverse is connected with described electric vehicle accumulator ground wire; Described warning circuit comprises first, second, third switch triode, buzzer phone and first, second, third resistance, and wherein the emitter of the first switch triode is connected with described buzzer phone, and buzzer phone is connected with described cathode conductor; The base stage of the first switch triode is connected with described auxiliary traverse, and the collecting electrode of the first switch triode is connected with the emitter of second switch aerotron by the 3rd resistance of serial connection; The collecting electrode of described second switch aerotron is connected with described positive wire, and the base stage of described second switch aerotron is connected with described positive wire by the second resistance of serial connection; The base stage of described 3rd switch triode is connected with the two ends of described 3rd resistance respectively with emitter, and its collecting electrode is connected with the second resistance; First resistance one end is connected on the base stage of the first switch triode, and the other end is connected with described positive wire.
2. the long-range charging anti-joyride device of a kind of battery-driven car according to claim 1, it is characterized in that: in described charge circuit, be provided with active wire Wiring nose and connection terminal, described connection terminal is connected with described active wire Wiring nose and described plug respectively, for adjusting the both positive and negative polarity order of described plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420794001.3U CN204323540U (en) | 2014-12-16 | 2014-12-16 | A kind of battery-driven car charging anti-joyride device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420794001.3U CN204323540U (en) | 2014-12-16 | 2014-12-16 | A kind of battery-driven car charging anti-joyride device |
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| Publication Number | Publication Date |
|---|---|
| CN204323540U true CN204323540U (en) | 2015-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420794001.3U Expired - Fee Related CN204323540U (en) | 2014-12-16 | 2014-12-16 | A kind of battery-driven car charging anti-joyride device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104836312A (en) * | 2015-05-20 | 2015-08-12 | 郭喜明 | Anti-theft electric vehicle charger capable of alarming |
-
2014
- 2014-12-16 CN CN201420794001.3U patent/CN204323540U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104836312A (en) * | 2015-05-20 | 2015-08-12 | 郭喜明 | Anti-theft electric vehicle charger capable of alarming |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150513 Termination date: 20191216 |