CN102664436B - Vehicular emergency power source - Google Patents
Vehicular emergency power source Download PDFInfo
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- CN102664436B CN102664436B CN201210145888.9A CN201210145888A CN102664436B CN 102664436 B CN102664436 B CN 102664436B CN 201210145888 A CN201210145888 A CN 201210145888A CN 102664436 B CN102664436 B CN 102664436B
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- vehicle body
- triode
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Abstract
The present invention relates to a kind of Vehicular emergency power source, it comprises power supply, vehicle body battery, diode, triode, power-supply battery, button, electric capacity, resistance, voltage-stabiliser tube, pressurizer, timer and luminous tube.Emergency power supply is held with the IN of vehicle body battery respectively, the GND of vehicle body battery end is connected, the IN end of vehicle body battery is connected with the positive pole of diode D3, and the negative pole of diode D3 is connected with one end of power-supply battery BT1 positive pole, button AN, the pin normal battle 4 of relay J 2, public pin 3 pin of relay J 1 respectively.This emergency power supply, when vehicle body battery electricity is sufficient, can charge automatically; When power shortage appears in vehicle body battery, timing section can be carried out to electric-control system and power, ensure that electric-control system normally works; Determine period of time length to adjust according to the actual power consumption of electric-control system, ensure that emergency power supply self there will not be power shortage.
Description
Technical field
The present invention relates to a kind of power supply, be specifically related to a kind of Vehicular emergency power source.
Background technology
Electric-control system is the core component of Modern Engine, and it controls, monitors whole duty parameters of whole engine; Power supply ensures that electric-control system normally works necessary condition.Under normal circumstances, electric-control system is powered by generator and vehicle body battery parallel connection, if generator failure, can not carry out depositing electricity to vehicle body battery, vehicle body battery there will be overdischarge, causes battery voltage to reduce, and electric-control system can not normally work.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of Vehicular emergency power source, and this power supply, when vehicle body battery electricity is sufficient, charges automatically; When power shortage appears in vehicle body battery, timing section can be carried out to electric-control system and power, ensure that electric-control system normally works.
Technical scheme of the present invention: a kind of Vehicular emergency power source, it comprises power supply, vehicle body battery, diode, triode, power-supply battery, button, electric capacity, resistance, voltage-stabiliser tube, pressurizer, timer and luminous tube, emergency power supply is held with the IN of vehicle body battery respectively, the GND of vehicle body battery end is connected, the IN end of vehicle body battery is connected with the positive pole of diode D3, the negative pole of diode D3 respectively with one end of power-supply battery BT1 positive pole, button AN, the normal of relay J 2
openpublic pin 3 pin of point 4 pin, relay J 1 connects, and the negative pole of power-supply battery BT1 is connected with GND, and the other end of button AN is connected with common port 3 pin of output signal OUT, relay J 2 respectively, the IN end of vehicle body battery is connected with the positive pole of electric capacity C1, the negative pole of voltage-stabiliser tube Z1 by diode D1, the positive pole of voltage-stabiliser tube Z1 is connected with resistance R2, resistance R2 is connected with earth terminal GND after connecting with resistance R12, and form branch pressure voltage signal V1, the negative pole of electric capacity C1 is connected with earth terminal GND, branch pressure voltage signal V1 is connected with the B pin of triode N4, the E pin of triode N4 is connected with earth terminal GND, the C pin of triode N4 is connected with control pin 1 pin of relay J 2, supply pin 2 pin of the J2 of relay is held with vehicle body battery IN and is connected, the positive pole of diode D2 is connected with control pin 1 pin of relay J 2, and negative pole is held with the IN of vehicle body battery and is connected, relay J 2 normal
closepoint 5 pin respectively with resistance R4, supply pin 2 pin of relay J 1, normal battle 5 pin, the negative pole of diode D4 connects, the other end of resistance R4 respectively with the input pin Vin of pressurizer U3, the positive pole of diode D4 is connected with control pin 1 pin of relay J 1, the GND pin of pressurizer U3 is connected with system earth end GND, the output pin 5V pin of pressurizer U3 respectively with the positive pole of electric capacity C2, resistance R11, resistance R1, the supply pin 5V of timer U2 connects, the negative pole of electric capacity C2 is connected with earth terminal GND, resistance R11 is connected with the positive pole of luminous tube L1, the negative pole of L1 is connected with earth terminal GND, 1,2,3,4 or 5 heels of timer U2 are connected with control switch K1 according to length regularly, control switch K1 is connected with the B pin of triode N1 by resistance R9, the E pin of triode N1 is connected with earth terminal GND, the C pin of triode N1 is connected with resistance R1, resistance R3 respectively, the other end of resistance R3 is connected with the B pin of triode N3, the E pin of triode N3 is connected with earth terminal GND, and the C pin of triode N3 is connected with control pin 1 pin of relay J 1.
The present invention compared with prior art has following beneficial effect: this emergency power supply, when vehicle body battery electricity is sufficient, can charge automatically; When power shortage appears in vehicle body battery, timing section can be carried out to electric-control system and power, ensure that electric-control system normally works; Determine period of time length to adjust according to the actual power consumption of electric-control system, ensure that emergency power supply self there will not be power shortage.
Accompanying drawing explanation
Fig. 1 is circuit diagram of the present invention.
Embodiment
A kind of Vehicular emergency power source, as shown in Figure 1, it comprises power supply, vehicle body battery, diode, triode, power-supply battery, button, electric capacity, resistance, voltage-stabiliser tube, pressurizer, timer and luminous tube, emergency power supply is held with the IN of vehicle body battery respectively, the GND of vehicle body battery end is connected, the IN end of vehicle body battery is connected with the positive pole of diode D3, the negative pole of diode D3 respectively with one end of power-supply battery BT1 positive pole, button AN, the normal of relay J 2
openpublic pin 3 pin of point 4 pin, relay J 1 connects, and the negative pole of power-supply battery BT1 is connected with GND, and the other end of button AN is connected with common port 3 pin of output signal OUT, relay J 2 respectively, the IN end of vehicle body battery is connected with the positive pole of electric capacity C1, the negative pole of voltage-stabiliser tube Z1 by diode D1, the positive pole of voltage-stabiliser tube Z1 is connected with resistance R2, resistance R2 is connected with earth terminal GND after connecting with resistance R12, and form branch pressure voltage signal V1, the negative pole of electric capacity C1 is connected with earth terminal GND, branch pressure voltage signal V1 is connected with the B pin of triode N4, the E pin of triode N4 is connected with earth terminal GND, the C pin of triode N4 is connected with control pin 1 pin of relay J 2, supply pin 2 pin of the J2 of relay is held with vehicle body battery IN and is connected, the positive pole of diode D2 is connected with control pin 1 pin of relay J 2, and negative pole is held with the IN of vehicle body battery and is connected, relay J 2 normal
closepoint 5 pin respectively with resistance R4, supply pin 2 pin of relay J 1, normal battle 5 pin, the negative pole of diode D4 connects, the other end of resistance R4 respectively with the input pin Vin of pressurizer U3, the positive pole of diode D4 is connected with control pin 1 pin of relay J 1, the GND pin of pressurizer U3 is connected with system earth end GND, the output pin 5V pin of pressurizer U3 respectively with the positive pole of electric capacity C2, resistance R11, resistance R1, the supply pin 5V of timer U2 connects, the negative pole of electric capacity C2 is connected with earth terminal GND, resistance R11 is connected with the positive pole of luminous tube L1, the negative pole of L1 is connected with earth terminal GND, 1,2,3,4 or 5 heels of timer U2 are connected with control switch K1 according to length regularly, control switch K1 is connected with the B pin of triode N1 by resistance R9, the E pin of triode N1 is connected with earth terminal GND, the C pin of triode N1 is connected with resistance R1, resistance R3 respectively, the other end of resistance R3 is connected with the B pin of triode N3, the E pin of triode N3 is connected with earth terminal GND, and the C pin of triode N3 is connected with control pin 1 pin of relay J 1.
As vehicle body battery power supply signal IN>18V, IN is charged to power-supply battery BT1 by anti-reverse diode D3, simultaneously, IN is by anti-reverse diode D1 coating-forming voltage signal V2(IN-V2=0.7V on filter capacitor C1), voltage signal V2 is by lowering and stabilizing blood pressure pipe Z1 coating-forming voltage V3, voltage V3 signal is by resistance R2, resistance R12 dividing potential drop coating-forming voltage V1(>0.7V), voltage V1 controls triode N4 saturation conduction, the C pin of triode N4 becomes low level (<0.2V), supply pin 2 pin of relay J 2, control pin 1 pin applies the operating voltage being greater than 18V, relay J 2 common port 3 pin and normal 4 pin adhesives of making war, cell voltage signal IN is by anti-reverse diode D3, the pin normal battle 4 of relay J 2, common port 3 pin, to output voltage signal OUT, power to electric-control system, diode D2 is connected between supply pin 2 pin of relay J 2 coil, control pin 1 pin, plays exergonic protective effect to during relay J 2 power-off.
When vehicle body battery power supply signal IN is less than 18V, the branch pressure voltage V1(<0.7V that IN is formed by anti-reverse diode D1, lowering and stabilizing blood pressure pipe Z1, divider resistance R2, resistance R12), triode N4 by, the C pin of triode N4 becomes high level, the voltage that relay 2 pin, 1 pin apply is less than the adhesive operating voltage of relay, relay not adhesive, and common port 3 pin and normally closed point 5 pin are connected, output signal OUT no-voltage signal, can not power to electric-control system.If now need to carry out emergency service to control system, click button AN(without self-locking button), the voltage signal V4 on battery BT1 exports OUT by button AN, simultaneously by common port 3 pin, the normally closed point 5 pin coating-forming voltage V5 of relay J 2, voltage signal V5 is exported for the voltage stabilizing of electric forming 5V to pressurizer U3 by resistance R4, power to timer U2, timer U2 starts to carry out timing working, at 1 pin (or 2, 3, 4, 5 pin) output low level signal, by current-limiting resistance R9 control triode N1 by, the C pin of triode N1 forms high level signal (>3.5V) by pull-up resistor R1, this level signal controls triode N3 saturation conduction by current-limiting resistance R3, triode C pin forms low level, voltage signal V5 makes relay J 1 adhesive by the control pin of relay J 1, voltage signal V5 is by 5 pin of relay J 1 simultaneously, 3 pin, 5 pin of relay J 2, 3 pin, output voltage signal is to OUT, in the process, button AN only provide trigger voltage signal, is not a normal open signal, and Main Function makes relay J 1 complete adhesive self-locking, completes the output of battery voltage signal.When timer timing time then, timer 1 pin (or 2, 3, 4, 5 pin) export high level signal (>3.5V), triode N1 saturation conduction is controlled by current-limiting resistance R9, the C pin output low level of triode N1, by linear flow resistance R3 control triode N3 by, C pin exports high level, relay J 1 disconnects, battery signal V4 no longer can by 3 pin of relay J 1, 5 pin, output signal OUT no-voltage, stop powering to controller, also cut off the power supply to pressurizer U3 simultaneously, timer quits work, system completes a complete course of work, return to initial condition, whether current-limiting resistance R11, luminous tube L1 are mainly used for instruction timer and work, and diode D2 is connected between 2 pin of relay J 1 coil, 1 pin, plays exergonic protective effect to during relay power-off.
Claims (1)
1. a Vehicular emergency power source, it comprises power supply, vehicle body battery, diode, triode, power-supply battery, button, electric capacity, resistance, voltage-stabiliser tube, pressurizer, timer and luminous tube, it is characterized in that emergency power supply is held with the IN of vehicle body battery respectively, the GND end of vehicle body battery connects, the IN end of vehicle body battery is connected with the positive pole of diode D3, the negative pole of diode D3 respectively with power-supply battery BT1 positive pole, one end of button AN, the pin normal battle 4 of relay J 2, public pin 3 pin of relay J 1 connects, the negative pole of power-supply battery BT1 is connected with GND, the other end of button AN respectively with output signal OUT, common port 3 pin of relay J 2 connects, the IN end of vehicle body battery is connected with the positive pole of electric capacity C1, the negative pole of voltage-stabiliser tube Z1 by diode D1, the positive pole of voltage-stabiliser tube Z1 is connected with resistance R2, resistance R2 is connected with earth terminal GND after connecting with resistance R12, and form branch pressure voltage signal V1, the negative pole of electric capacity C1 is connected with earth terminal GND, branch pressure voltage signal V1 is connected with the B pin of triode N4, the E pin of triode N4 is connected with earth terminal GND, the C pin of triode N4 is connected with control pin 1 pin of relay J 2, supply pin 2 pin of the J2 of relay is held with vehicle body battery IN and is connected, the positive pole of diode D2 is connected with control pin 1 pin of relay J 2, and negative pole is held with the IN of vehicle body battery and is connected, normally closed point 5 pin of relay J 2 respectively with resistance R4, supply pin 2 pin of relay J 1, normal battle 5 pin, the negative pole of diode D4 connects, the other end of resistance R4 respectively with the input pin Vin of pressurizer U3, the positive pole of diode D4 is connected with control pin 1 pin of relay J 1, the GND pin of pressurizer U3 is connected with system earth end GND, the output pin 5V pin of pressurizer U3 respectively with the positive pole of electric capacity C2, resistance R11, resistance R1, the supply pin 5V of timer U2 connects, the negative pole of electric capacity C2 is connected with earth terminal GND, resistance R11 is connected with the positive pole of luminous tube L1, the negative pole of L1 is connected with earth terminal GND, 1,2,3,4 or 5 heels of timer U2 are connected with control switch K1 according to length regularly, control switch K1 is connected with the B pin of triode N1 by resistance R9, the E pin of triode N1 is connected with earth terminal GND, the C pin of triode N1 is connected with resistance R1, resistance R3 respectively, the other end of resistance R3 is connected with the B pin of triode N3, the E pin of triode N3 is connected with earth terminal GND, and the C pin of triode N3 is connected with control pin 1 pin of relay J 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210145888.9A CN102664436B (en) | 2012-05-12 | 2012-05-12 | Vehicular emergency power source |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210145888.9A CN102664436B (en) | 2012-05-12 | 2012-05-12 | Vehicular emergency power source |
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| Publication Number | Publication Date |
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| CN102664436A CN102664436A (en) | 2012-09-12 |
| CN102664436B true CN102664436B (en) | 2016-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210145888.9A Active CN102664436B (en) | 2012-05-12 | 2012-05-12 | Vehicular emergency power source |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103475219B (en) * | 2013-09-15 | 2015-08-26 | 中国北方发动机研究所(天津) | A kind of wide power source low dropout voltage regulator circuit |
| CN108427084A (en) * | 2018-06-20 | 2018-08-21 | 福建吉艾普光影科技有限公司 | A kind of magnet poles rapid detection system |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201430458Y (en) * | 2009-03-31 | 2010-03-24 | 任佳宝 | Multi-purpose charge controller with automatic power-off function |
| CN102340168A (en) * | 2010-07-23 | 2012-02-01 | 朴昌浩 | Portable emergency starting power supply |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070278995A1 (en) * | 2006-05-31 | 2007-12-06 | Steven Lynn Batdorff | Recharging power source with lighting accessory |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201430458Y (en) * | 2009-03-31 | 2010-03-24 | 任佳宝 | Multi-purpose charge controller with automatic power-off function |
| CN102340168A (en) * | 2010-07-23 | 2012-02-01 | 朴昌浩 | Portable emergency starting power supply |
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| CN102664436A (en) | 2012-09-12 |
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