CN105207332B - Electric car charger intelligent control circuit - Google Patents
Electric car charger intelligent control circuit Download PDFInfo
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- CN105207332B CN105207332B CN201510655636.4A CN201510655636A CN105207332B CN 105207332 B CN105207332 B CN 105207332B CN 201510655636 A CN201510655636 A CN 201510655636A CN 105207332 B CN105207332 B CN 105207332B
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Abstract
A kind of electric car charger intelligent control circuit, including the 220V input plugs circuit and output charging circuit being connected on charger, the output charging circuit is connected with battery or lithium battery, connected between the 220V input plugs circuit and output charging circuit by U circuits, the U circuits are provided with 3 connection ends, wherein the 1st and the 2nd connection end output voltage is connected with charging delay control circuit to battery or lithium cell charging, the 3rd connection end；The 220V input plugs circuit includes L connection ends and N connection ends, and switch J1 1 is connected between L connection ends and U circuits；The present invention is simple in construction, novel in design, and charge power is big, and the charging interval is short, avoids overcharging, and effectively controls battery to fill bulging phenomenon and produces, and summer does not overcharge, winter not charge less；It is mountable in all kinds of large-scale chargers.
Description
Technical field
The present invention relates to charger technologies field, and in particular to a kind of electric car charger intelligent control circuit.
Background technology
Charger is commonly referred to as a kind of equipment that alternating current is converted to low-voltage DC, and charger is used in every field
Way extensively, is particularly widely used in the common electrical equipment of mobile phone, camera, electric car etc. in sphere of life.Charger is using electricity
Power electronic semiconductor components, by a kind of static ac dc converter device that voltage and the changeless convert alternating current of frequency are direct current,
It is with a wide range of applications by working power or the electricity consumption occasion of stand-by power supply, charger of battery.
Charger has many types, such as lead acid batteries charger, the test of valve-control sealed lead acid battery and monitoring, cadmium
Nickel-based battery charger, nickel-metal hydride battery charger, charger for lithium ion battery, portable electric appts charger for lithium ion battery,
Lithium ionic battery protection circuit charger, electromobile battery charger, car fill.
Most commonly lead acid batteries charger and charger for lithium ion battery at present, at present electromobile battery make
Do not grown with the life-span, main cause is that the charging interval is oversize, is overcharged, and causes cell degradation, and security is not high.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of simple and practical, futuramic electric car charger intelligence
Can control circuit.
The technical problems to be solved by the invention are realized using following technical scheme：
A kind of electric car charger intelligent control circuit, including the 220V input plugs circuit that is connected on charger and defeated
Go out charging circuit, the output charging circuit is connected with battery or lithium battery, and the 220V input plugs circuit and output are filled
Connected between circuit by U circuits, the U circuits are provided with 3 connection ends, wherein the 1st and the 2nd connection end output voltage is given
Battery or lithium cell charging, the 3rd connection end are connected with charging delay control circuit；
The 220V input plugs circuit includes L connection ends and N connection ends, is connected with out between L connection ends and U circuits
Close J1-1；
The output charging circuit includes the 5th resistance R5, the 6th resistance R6, the 3rd triode Q3, the first voltage-regulator diode
VD1, the 7th resistance R7, the second voltage-regulator diode VD2, the 8th resistance R8, the 3rd diode D3, the 9th resistance R9, the tenth resistance
R10, the second electric capacity C2, the 4th diode D4, the 4th triode Q4, the 11st resistance R11, the 5th triode Q5 and the first relay
Device J1；Described 5th resistance R5 one end is connected to the 1st connection end of U circuits, and the 5th resistance R5 other ends are connected to the three or three pole
Pipe Q3 colelctor electrode, the ends of the 6th resistance R6 mono- are connected to the 5th resistance R5 one end, another base for being connected to the 3rd triode Q3
Pole；The ends of first voltage-regulator diode VD1 mono- are connected to the 3rd triode Q3 base stage, other end ground connection；3rd triode
Q3 emitter stage is respectively connecting to the 7th resistance R7 one end and first relay J1 one end, another terminations of the first relay J1
To the 5th triode Q5 colelctor electrode, the second voltage-regulator diode VD2, the 8th resistance R8, the 3rd diode D3, the 9th resistance
R9 and the 4th diode D4 one end are connected in parallel on the 7th resistance R7 other end respectively, the second voltage-regulator diode VD2 and
The 8th resistance R8 other ends are grounded, and the 3rd diode D3 and the 9th resistance R9 other ends are connected to second electric capacity C2 one end
With the tenth resistance R10 one end, another base stages for being connected to the 4th triode Q4 of the tenth resistance R10, the 4th diode
Another emitter stage for being connected to the 4th triode Q4, the colelctor electrode of the 4th triode Q4 is connected to through the 11st resistance R11
5th triode Q5 base stage, the grounded emitter of the 5th triode Q5；
The charging delay control circuit includes the first diode D1, the first electric capacity C1, first resistor R1, second resistance
R2, the first triode Q1,3rd resistor R3, the 4th resistance R4, the second triode Q2 and the second diode D2, the one or two pole
Pipe D1 positive pole is connected to the 3rd connection end of U circuits, the negative pole of the first diode D1 be connected to first electric capacity C1 one end and
First resistor R1 one end, first electric capacity C1 other ends ground connection, first resistor R1 is another to be connected to the first triode Q1 base stages, described
The ends of second resistance R2 mono- are connected to the first triode Q1 base stages, and the other end is grounded, the first triode Q1 grounded emitters, and first
Triode Q1 colelctor electrodes are connected to 3rd resistor R3 one end, and 3rd resistor R3 is another to be connected to the second triode Q2 base stages, and the two or three
Pole pipe Q2 colelctor electrode is connected to the 4th triode Q4 colelctor electrode, and the ends of the 4th resistance R4 mono- are connected to the first triode Q1 bases
Pole, another to be connected to the second diode D2 positive poles, the second diode D2 negative poles are connected to the second triode Q2 emitter stage, institute
The positive pole for stating the second diode D2 is additionally coupled on the circuit between the 7th resistance R7 and the second voltage-regulator diode VD2.
The beneficial effects of the invention are as follows：The present invention is simple in construction, and novel in design, charge power is big, and the charging interval is short, avoids
Overcharge, effectively control battery to fill bulging phenomenon and produce, summer does not overcharge, winter not charge less；It is mountable in all kinds of large-scale chargers.
Brief description of the drawings
Fig. 1 is circuit theory diagrams of the present invention.
Embodiment
In order that the technical means, the inventive features, the objects and the advantages of the present invention are easy to understand, tie below
Conjunction is specifically illustrating, and the present invention is expanded on further.
As shown in figure 1, a kind of electric car charger intelligent control circuit, a kind of electric car charger intelligent control circuit,
Including the 220V input plugs circuit that is connected on charger and output charging circuit, the output charging circuit and battery or
Lithium battery connects, and is connected by U circuits between the 220V input plugs circuit and output charging circuit, is set on the U circuits
There are 3 connection ends, wherein the 1st and the 2nd connection end output voltage, to battery or lithium cell charging, the 3rd connection end, which is connected with, to be filled
Electric delay control circuit；The 220V input plugs circuit includes L connection ends and N connection ends, between L connection ends and U circuits
It is connected with switch J1-1；Accumulator positive pole tension is divided into two-way after the decompression of R5 resistance, and voltage is connected to Q3 triodes all the way
Colelctor electrode, another terminal voltage are connected to the base stage of Q3 triodes after the decompression of R6 resistance, and the base stage of Q3 triodes is connected to 24V voltage stabilizings
Pipe VD1, Q3 transistor collectors output 24V voltages is divided two-way, powered all the way to J1 relays, another way drops through R7 resistance
Pressure, 12V voltages are exported after VD2 voltage-regulator diode voltage stabilizings, are charged through R9 resistance box C2 electric capacity, make Q4, Q5 triode ON, J1 after
Electrical equipment adhesive, J1-1 switch closures, joint U circuits, are that charger obtains electric work.
The delay control circuit that charges includes diode D1, electric capacity C1, resistance R1, resistance R2, triode Q1, resistance R3, electricity
Resistance R4, triode Q2 and diode D2, diode D1 positive pole are connected to the 3rd connection end of U circuits, and diode D1 negative pole connects
Electric capacity C1 one end and resistance R1 one end are connected to, electric capacity C1 other ends ground connection, resistance R1 is another to be connected to triode Q1 base stages, resistance
The ends of R2 mono- are connected to triode Q1 base stages, other end ground connection, and triode Q1 grounded emitters, triode Q1 colelctor electrodes are connected to resistance R3
One end, resistance R3 is another to be connected to triode Q2 base stages, and triode Q2 colelctor electrode is connected to triode Q4 colelctor electrode, resistance R4
One end is connected to triode Q1 base stages, another to be connected to diode D2 positive poles, and diode D2 negative poles are connected to triode Q2 emitter stage,
Diode D2 positive pole is additionally coupled between resistance R7 and voltage-regulator diode VD2.
The high level of the connection end of U circuits the 3rd output through R1, R2 resistance makes Q1 while charging through D1 diodes to electric capacity C1
Triode ON, Q2 triodes also simultaneously turn on, and Q2 transistor emitters export base of the high level through R11 resistance to Q5 triodes
Pole, it is held on Q5 triodes, J1 relays keep adhesive, battery is kept charging, when U electric circuit inspections are filled to battery
After electric current slowly reduces, charger enters floating charge state to battery, and during floating charge, the 3rd connection end output inside U circuits is low
Level, the cut-off of D1 diodes, now C1 electric capacity is fully charged, and will be discharged by resistance R1, R2, Q1 base stage to colelctor electrode, and be made three
Pole pipe Q1 is held on, and Q2 triodes and Q5 triodes are held on, and J1 relays keep adhesive, make battery continue to charge,
Now battery is in low current floating charge state, when C1 capacitor discharge times about 1 are small after, C1 electric capacity electricity is discharged, Q1, Q2 tri-
Pole pipe is by Q5 triodes are by J1 relay electric-loss not adhesives, J1-1 disconnects, U down circuitries, so that battery will not
Overcharged, but also using electricity wisely, protect battery.
After U down circuitries, when not extracted such as charging plug out of battery, Q4 triodes are now because C2 electric capacity is filled
Electricity is still kept by state.It is electrically charged after plug removes from battery, charging voltage is passed through by D3 diode current flows on C2 electric capacity
R8 resistance discharges to ground；Such as charging next time, input plug is not pulled up from 220V power supplys, as long as the output plug of charger is inserted
Entering in battery can charge to battery.
The general principle and principal character and advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the simply explanation described in above-described embodiment and specification is originally
The principle of invention, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (1)
1. a kind of electric car charger intelligent control circuit, including the 220V input plugs circuit being connected on charger and output
Charging circuit, the output charging circuit are connected with battery or lithium battery, it is characterised in that the 220V input plugs circuit
Connected between output charging circuit by U circuits, the U circuits are provided with 3 connection ends, wherein the 1st and the 2nd connection end is defeated
Go out voltage and be connected with charging delay control circuit to battery or lithium cell charging, the 3rd connection end；
The 220V input plugs circuit includes L connection ends and N connection ends, and switch is connected between L connection ends and U circuits
(J1-1)；
The output charging circuit includes the 5th resistance (R5), the 6th resistance (R6), the 3rd triode (Q3), the pole of the first voltage stabilizing two
Manage (VD1), the 7th resistance (R7), the second voltage-regulator diode (VD2), the 8th resistance (R8), the 3rd diode (D3), the 9th resistance
(R9), the tenth resistance (R10), the second electric capacity (C2), the 4th diode (D4), the 4th triode (Q4), the 11st resistance
(R11), the 5th triode (Q5) and the first relay (J1)；Described 5th resistance (R5) one end is connected to the 1st connection of U circuits
End, the 5th resistance (R5) other end are connected to the colelctor electrode of the 3rd triode (Q3), and the end of the 6th resistance (R6) one is connected to the
Five resistance (R5) one end, another base stage for being connected to the 3rd triode (Q3)；The end of first voltage-regulator diode (VD1) one is connected to
The base stage of 3rd triode (Q3), other end ground connection；The emitter stage of 3rd triode (Q3) is respectively connecting to the 7th resistance
(R7) one end and the first relay (J1) one end, another current collection for being connected to the 5th triode (Q5) of the first relay (J1)
Pole, second voltage-regulator diode (VD2), the 8th resistance (R8), the 3rd diode (D3), the 9th resistance (R9) and the four or two pole
One end of pipe (D4) is connected in parallel on the other end of the 7th resistance (R7) respectively, second voltage-regulator diode (VD2) and the 8th electricity
(R8) other end ground connection is hindered, the 3rd diode (D3) and the 9th resistance (R9) other end are connected to the second electric capacity (C2) one
End and the tenth resistance (R10) one end, another base stage for being connected to the 4th triode (Q4) of the tenth resistance (R10), described the
Another emitter stage for being connected to the 4th triode (Q4) of four diodes (D4), the colelctor electrode of the 4th triode (Q4) is through
11 resistance (R11) are connected to the base stage of the 5th triode (Q5), the grounded emitter of the 5th triode (Q5)；
The charging delay control circuit includes the first diode (D1), the first electric capacity (C1), first resistor (R1), second resistance
(R2), the first triode (Q1), 3rd resistor (R3), the 4th resistance (R4), the second triode (Q2) and the second diode (D2),
The positive pole of first diode (D1) is connected to the 3rd connection end of U circuits, and the negative pole of first diode (D1) is connected to
First electric capacity (C1) one end and first resistor (R1) one end, the first electric capacity (C1) other end ground connection, first resistor (R1) other end
The first triode (Q1) base stage is connected to, the end of second resistance (R2) one is connected to the first triode (Q1) base stage, and the other end is grounded,
First triode (Q1) grounded emitter, the first triode (Q1) colelctor electrode are connected to 3rd resistor (R3) one end, the 3rd electricity
(R3) is another is connected to the second triode (Q2) base stage for resistance, and the colelctor electrode of the second triode (Q2) is connected to the 4th triode (Q4)
Colelctor electrode, the end of the 4th resistance (R4) one is connected to the second triode (Q2) base stage, another to be connected to the second diode (D2) just
Pole, the second diode (D2) negative pole are connected to the second triode (Q2) emitter stage, the positive pole of second diode (D2)
It is additionally coupled between the 7th resistance (R7) and the second voltage-regulator diode (VD2)；
The connection end of U circuits the 3rd output high level through the first diode (D1) to the first electric capacity (C1) charge while through first
Resistance (R1), second resistance (R2) turn on the first triode (Q1), and the second triode (Q2) also simultaneously turns on, the second triode
(Q2) emitter stage output base stage of the high level through the 11st resistance (R11) to the 5th triode (Q5), makes the 5th triode (Q5)
It is held on, the first relay (J1) keeps adhesive, battery is kept charging；
After U electric circuit inspections to battery charging current slowly reduce, charger enters floating charge state to battery, during floating charge, U
The 3rd connection end output low level inside circuit, the first diode (D1) cut-off, now the first electric capacity (C1) is fully charged, will
Discharged by first resistor (R1), second resistance (R2), the first triode (Q1) base stage to colelctor electrode, make the first triode (Q1)
It is held on, the second triode (Q2) and the 5th triode (Q5) are held on, and the first relay (J1) keeps adhesive, makes electric power storage
Pond continues to charge, and now battery is in low current floating charge state, after 1 hour the first electric capacity (C1) discharge time, the first electric capacity
(C1) electricity is discharged, the first triode (Q1), the second triode (Q2) cut-off, the cut-off of the 5th triode (Q5), the first relay
(J1) dead electricity not adhesive, switch (J1-1) disconnect, U down circuitries, so that battery will not be overcharged；
After U down circuitries, if charging plug is not extracted out of battery, the 4th triode (Q4) is now because of the second electric capacity
(C2) it is fully charged and still keeps cut-off state；After charging plug is removed from battery, charging voltage passes through on the second electric capacity (C2)
The conducting of 3rd diode (D3) is discharged through the 8th resistance (R8) to ground；If charging next time, input plug is not from 220V power supplys
Pull up, as long as can will be charged in the charging plug insertion battery of charger to battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510655636.4A CN105207332B (en) | 2015-10-09 | 2015-10-09 | Electric car charger intelligent control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510655636.4A CN105207332B (en) | 2015-10-09 | 2015-10-09 | Electric car charger intelligent control circuit |
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| Publication Number | Publication Date |
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| CN105207332A CN105207332A (en) | 2015-12-30 |
| CN105207332B true CN105207332B (en) | 2018-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510655636.4A Active CN105207332B (en) | 2015-10-09 | 2015-10-09 | Electric car charger intelligent control circuit |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108859816B (en) * | 2018-06-01 | 2020-04-24 | 六安市同心畅能电子科技有限公司 | Energy-saving control circuit of electric vehicle charger with lead-acid battery repairing function |
| CN108879883A (en) * | 2018-08-14 | 2018-11-23 | 合肥斯姆雷品牌管理有限公司 | A kind of fully charged mobile phone USB charging cable circuit automatically powered off |
| CN109149285A (en) * | 2018-08-14 | 2019-01-04 | 合肥斯姆雷品牌管理有限公司 | A kind of mobile phone charging wire with automatic circuit break function |
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|---|---|---|---|---|
| CN101778507A (en) * | 2009-12-10 | 2010-07-14 | 海洋王照明科技股份有限公司 | LED control circuit |
| CN202495800U (en) * | 2012-03-17 | 2012-10-17 | 刘举柱 | Intelligent control charger for electric vehicle |
| CN202838176U (en) * | 2012-08-24 | 2013-03-27 | 刘举柱 | Computer power supply zero-power-consumption standby circuit |
| CN103237239A (en) * | 2013-04-27 | 2013-08-07 | 刘举柱 | Digital television set top box and television remote control switch ganged zero-power-consumption standby circuit |
| CN205017080U (en) * | 2015-10-09 | 2016-02-03 | 六安市同心畅能电子科技有限公司 | Electric vehicle charging ware intelligent control circuit |
-
2015
- 2015-10-09 CN CN201510655636.4A patent/CN105207332B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101778507A (en) * | 2009-12-10 | 2010-07-14 | 海洋王照明科技股份有限公司 | LED control circuit |
| CN202495800U (en) * | 2012-03-17 | 2012-10-17 | 刘举柱 | Intelligent control charger for electric vehicle |
| CN202838176U (en) * | 2012-08-24 | 2013-03-27 | 刘举柱 | Computer power supply zero-power-consumption standby circuit |
| CN103237239A (en) * | 2013-04-27 | 2013-08-07 | 刘举柱 | Digital television set top box and television remote control switch ganged zero-power-consumption standby circuit |
| CN205017080U (en) * | 2015-10-09 | 2016-02-03 | 六安市同心畅能电子科技有限公司 | Electric vehicle charging ware intelligent control circuit |
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| CN105207332A (en) | 2015-12-30 |
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