CN101013821A - Battery charger - Google Patents
Battery charger Download PDFInfo
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- CN101013821A CN101013821A CN 200710026729 CN200710026729A CN101013821A CN 101013821 A CN101013821 A CN 101013821A CN 200710026729 CN200710026729 CN 200710026729 CN 200710026729 A CN200710026729 A CN 200710026729A CN 101013821 A CN101013821 A CN 101013821A
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention relates to one batter charger, which comprises AC/DC converter, DC/DC converter, positive and negative impulse signals generator, battery charging and discharging circuit, close control signals generator, and battery voltage tester, wherein, the output end of converter is connected to input end of DC/DC transducer; the DC/DC transducer output end is connected to positive and negative impose signal generator, charge and discharge circuit, close control signal generator and battery voltage tester.
Description
Technical field:
The present invention is a kind of battery charger, belongs to the renovation technique of battery charger.
Background technology:
When existing battery of mobile phone or other battery chargers charge to battery, the shortcoming of its existence is that the charging interval is oversize, when using for the first time, must be to battery charge 12~18 hours, during later on to battery charge, one or two hour at least, three to four hours at most, particularly when the user is badly in need of out using, can only worry, the user is very worried in addition, but has no way out.
Summary of the invention:
The objective of the invention is to consider the problems referred to above and provide a kind of and can shorten the time that battery is charged greatly, and can not make the battery heating, can't damage the battery charger of battery.The present invention designs uniqueness, and is rational in infrastructure, convenient and practical.
Theory diagram of the present invention as shown in Figure 1, include alternating current is converted to galvanic AC/DC converter (1), high voltage direct current is converted to the DC/DC converter (2) of low-voltage DC, positive negative pulse stuffing signal generator (3), battery fills, discharge circuit (4), shutdown control-signals generator (5), battery voltage detector (6), wherein the output of AC/DC converter (1) is connected with the input of DC/DC converter (2), the output of DC/DC converter (2) respectively with positive negative pulse stuffing signal generator (3), battery fills, discharge circuit (4), shutdown control-signals generator (5), battery voltage detector (6) connects, and battery fills, the input of discharge circuit (4) is connected with the output of positive negative pulse stuffing signal generator (3) and shutdown control-signals generator (5) respectively, the input of battery voltage detector (6) is connected with rechargeable battery (8), and the output of battery voltage detector (6) is connected with the input of shutdown control-signals generator (5).
Above-mentioned AC/DC converter (1) includes resistance (R
1), rectifier bridge (DI
1), electric capacity (C
1), rectifier bridge (DI
1) input by resistance (R
1) be electrically connected filter capacitor (C with the city
1) be connected in parallel on rectifier bridge (DI
1) output.
Above-mentioned DC/DC converter (2) includes by triode (T
1), high frequency transformer (B
1), resistance (R
2), (R
3), electric capacity (C
2), diode (D
1), photoelectrical coupler (EL
1) blocking oscillator formed and by diode (D
3), electric capacity (C
4) current rectifying and wave filtering circuit formed, triode (T
1) collector electrode and high frequency transformer (B
1) primary coil (L
1) connect triode (T
1) emitter and high frequency transformer (B
1) primary coil (L
2) connect triode (T
1) base stage and emitter and photoelectrical coupler (EL
1) connect diode (D
3), electric capacity (C
4) current rectifying and wave filtering circuit formed is connected high frequency transformer (B
1) secondary coil (L
3) on, through diode (D
3), electric capacity (C
4) rectifying and wave-filtering, the output that becomes the current rectifying and wave filtering circuit of low-voltage DC be connected with battery charge and discharge circuit (5).
Above-mentioned positive negative pulse stuffing signal generator (3) includes by time-base circuit (IC
1) and resistance (R
7, R
8), electric capacity (C
6, C
7), diode (D
4) square-wave oscillator that constitutes, oscillator is by resistance (R
6) be connected time-base circuit (IC with the output of DC/DC converter (2)
1) output pin by resistance (R
9) and (R
10) be connected with battery charge and discharge circuit (4).
Above-mentioned battery charge and discharge circuit (4) includes triode (T
2, T
3, T
4, T
5, T
6, T
7), triode (T
2) base stage by resistance (R
15) be connected triode (T with the off signal output of shutdown control-signals generator (5)
2) collector electrode and emitter be connected to triode (T
3) base stage and emitter two ends, triode (T
3) collector electrode and triode (T
4) base stage connect triode (T
4) collector electrode respectively with triode (T
2, T
3) emitter connect; Triode (T
5) base stage stop the discharge signal output and be connected triode (T with the battery of shutdown control-signals generator (5)
5) collector electrode and emitter be connected to triode (T
6) base stage and earth terminal or negative pole between, triode (T
6) emitter and triode (T
7) base stage connect triode (T
6) collector electrode and triode (T
7) collector electrode connect triode (T
7) emitter and triode (T
5) emitter connect.
Above-mentioned shutdown control-signals generator (5) includes by resistance (R
13, R
14), controllable silicon (TS
1), controllable silicon (TS
1) trigger electrode be connected controllable silicon (TS with battery voltage detector (6)
1) negative pole and resistance (R1
4) connect controllable silicon (TS
1) positive pole by resistance (R
15) be connected with battery charge and discharge circuit (4).
Above-mentioned battery voltage detector (6) includes voltage stabilizing didoe (DW
3), (DW
3) negative pole directly receive the anode that is recharged battery, positive pole (DW3) and controllable silicon (TS
1) trigger electrode connect.
Above-mentioned shutdown control-signals generator (5) also is connected with display circuit (7), and it includes battery polar and confirms display part (DE
1), charging carries out middle display part (DE
2), the saturated display part (DE of battery
3), wherein battery polar is confirmed display part (DE
1) be connected with rechargeable battery, middle display part (DE is carried out in charging
2) negative pole and current-limiting resistance (R
12) connect, middle display part (DE is carried out in charging
2) positive pole by resistance (R
11) and the saturated display part (DE of battery
3) negative pole connect and by resistance (R
15) be connected with battery charge and discharge circuit (4), and with shutdown control-signals generator (5) in controllable silicon (TS
1) positive pole connect the saturated display part (DE of battery
3) positive pole be connected with battery charge and discharge circuit (4).
Triode (T in the above-mentioned battery charge and discharge circuit (4)
4) emitter and triode (T
7) also be serially connected with and can draw slyness to the forward position towards electric current waveform between the collector electrode, slow down the inductance (H of waveform forward position to the impact of battery
2).
Photoelectrical coupler (EL in the above-mentioned DC/DC converter (2)
1) by resistance (R
5) and inductance (H
1) be connected with battery charge and discharge circuit (4).
Above-mentioned time-base circuit (IC
1) be the NE555 time-base circuit.
The present invention makes battery accept the long charging modes that fills in the short periodicity alternate of putting because the structure that adopts the big electric current of positive broad pulse to carry out the cyclical intermission charging to battery at the charging room off period, makes battery carry out negative burst pulse discharge.In addition, the present invention also seals in inductor in charging circuit, the steep rise of charging square wave current is drawn slyness, deducted the intense impact of square wave front edge, made battery be difficult for heating, overcome and be recharged the weakness that battery can not be accepted quick charge battery, can make and be recharged battery and accept the big current charge of broad pulse, there is no the heating phenomenon,, realized quick charge, life-span and the capacity of battery do not had influence extremely so shortened the charging interval widely.In addition, the present invention has utilized monobasic how with principle with utilized the xenogenesis principle of work and power of element, and directly simplifies the most advanced design of electronic circuits technology such as progression principle, its circuit is extremely simplified, and performance is more stable again.And use IC less, based on separate piece.The present invention realizes quick charge, fills up this blank of existing market, and the present invention is that a kind of design is ingenious, function admirable, convenient and practical battery charger.
Description of drawings:
Fig. 1 is a theory diagram of the present invention;
Fig. 2 is the charging current oscillogram of charger of the present invention, I
1Be charging current, I
2Be battery discharge current, T
1Be charging current pulse duration (time=0.88 second) that T2 is charging current intermittent time (=0.1 second), T is a battery discharge stream pulse duration, and TH is overlapped in T
2(being t2-t3=0.1 second).
Fig. 3 is the circuit diagram of charger of the present invention.
Embodiment:
Embodiment:
Theory diagram of the present invention as shown in Figure 1, include alternating current is converted to galvanic AC/DC converter 1, high voltage direct current is converted to the DC/DC converter 2 of low-voltage DC, positive negative pulse stuffing signal generator 3, battery fills, discharge circuit 4, shutdown control-signals generator 5, battery voltage detector 6, wherein the output of AC/DC converter 1 is connected with the input of DC/DC converter 2, the output of DC/DC converter 2 respectively with positive negative pulse stuffing signal generator 3, battery fills, discharge circuit 4, shutdown control-signals generator 5, battery voltage detector 6 connects, and battery fills, the input of discharge circuit 4 is connected with the output of positive negative pulse stuffing signal generator 3 and shutdown control-signals generator 5 respectively, the input of battery voltage detector 6 is connected with rechargeable battery 8, and the output of battery voltage detector 6 is connected with the input of shutdown control-signals generator 5.
The circuit diagram of charger of the present invention as shown in Figure 3, above-mentioned AC/DC converter 1 includes resistance R
1, rectifier bridge DI
1, capacitor C
1, rectifier bridge DI
1Input pass through resistance R
1Be electrically connected filter capacitor C with the city
1Be connected in parallel on rectifier bridge DI
1Output.
Above-mentioned DC/DC converter 2 includes by triode T
1, high frequency transformer B
1, resistance R
2, R
3, capacitor C
2, diode D
1, photoelectrical coupler EL
1The blocking oscillator of forming reaches by diode D
3, capacitor C
4The current rectifying and wave filtering circuit of forming, triode T
1Collector electrode and high frequency transformer B
1Primary coil L
1Connect triode T
1Emitter and high frequency transformer B
1Primary coil L
2Connect triode T
1Base stage and emitter and photoelectrical coupler EL
1Connect diode D
3, capacitor C
4The current rectifying and wave filtering circuit of forming is connected high frequency transformer (B
1) secondary coil L
3On, through D
3, C
4Rectifying and wave-filtering, the output that becomes the current rectifying and wave filtering circuit of low-voltage DC is connected with battery charge and discharge circuit 5.
Above-mentioned positive negative pulse stuffing signal generator 3 includes by time-base circuit IC
1And resistance R
7, R
8, capacitor C
6, C
7, diode D
4The square-wave oscillator that constitutes, oscillator passes through resistance R
6Be connected time-base circuit IC with the output of DC/DC converter 2
1Output pin pass through resistance R
9And R
10Be connected with battery charge and discharge circuit 4.
Above-mentioned battery charge and discharge circuit 4 includes triode T
2, T
3, T
4, T
5, T
6, T
7, triode T
2Base stage pass through resistance R
15Be connected triode T with the off signal output of shutdown control-signals generator 5
2Collector electrode and emitter be connected to triode (T
3) base stage and emitter two ends, triode T
3Collector electrode and triode T
4Base stage connect triode T
4Collector electrode respectively with triode T
2, T
3Emitter connect; Triode T
5Base stage stop the discharge signal output and be connected triode T with the battery of shutdown control-signals generator 5
5Collector electrode and emitter be connected to triode T
6Base stage and earth terminal or negative pole between, triode T
6Emitter and triode T
7Base stage connect triode T
6Collector electrode and triode T
7Collector electrode connect triode T
7Emitter and triode T
5Emitter connect.
Above-mentioned shutdown control-signals generator 5 includes by resistance R
13, R
14, controllable silicon TS
1, controllable silicon TS
1Trigger electrode be connected controllable silicon TS with battery voltage detector 6
1Negative pole and resistance R
14Connect controllable silicon TS
1Positive pole pass through resistance R
15Be connected with battery charge and discharge circuit 4.
Above-mentioned battery voltage detector 6 includes voltage stabilizing didoe DW
3, DW
3Negative pole directly receive the anode that is recharged battery, the positive pole of DW3 and controllable silicon TS
1Trigger electrode connect.
Above-mentioned shutdown control-signals generator 5 also is connected with display circuit 7, and it includes battery polar and confirms display part DE
1, the charging carry out in display part DE
2, the saturated display part DE of battery
3, wherein battery polar is confirmed display part DE
1Be connected display part DE during charging is carried out with rechargeable battery
2Negative pole and current-limiting resistance R
12Connect display part DE during charging is carried out
2Positive pole pass through resistance R
11With the saturated display part DE of battery
3Negative pole connect and pass through resistance R
15Be connected with battery charge and discharge circuit 4, and with the shutdown control-signals generator 5 in controllable silicon TS
1Positive pole connect the saturated display part DE of battery
3Positive pole be connected with battery charge and discharge circuit 4.Triode T in the above-mentioned battery charge and discharge circuit 4
4Emitter and triode T
7Also be serially connected with between the collector electrode and can draw slyness to forward position, slow down the inductance H of waveform forward position the impact of battery towards electric current waveform
2
Photoelectrical coupler EL in the above-mentioned DC/DC converter 2
1Pass through resistance R
5And inductance H
1Be connected with battery charge and discharge circuit 4.
In the present embodiment, above-mentioned time-base circuit IC
1Be the NE555 time-base circuit.Battery polar is confirmed display part DE
1, the charging carry out in display part DE
2, the saturated display part DE of battery
3Be light-emitting diode.
When the present invention works, the AC/DC converter power frequency AC220V power supply through R
1Enter rectifier bridge DI
1Through C
1Become DC300V after the filtering, send into the DC/DC converter again.T in the DC/DC converter
1Collector electrode through high frequency transformer B
1L
1Behind the DC300V voltage that obtains sending in the AC/DC converter, oscillator is started working, B
1Secondary L
3Induced current is through D
3, C
4Rectifying and wave-filtering, become DC5.2V, the charging circuit that most electric current of DC5.2V will be sent into battery charge and discharge circuit 4 partly, the charging signals waveform of being sent here by the positive negative pulse stuffing signal generator by charging circuit is divided into one by one that the big electric current of positive pulse advances the charging of resting period property to battery.Also have small amount of current to supply with work such as positive negative pulse stuffing signal generator.
The T of battery charger and battery discharging circuit in the battery charge and discharge circuit 4
4And T
7When obtaining the signal of positive negative pulse stuffing signal generator output, do not end.Only at T
3Base stage, undersuing input, when adding negative signal, T
4Could conducting provide electric current, at T to battery
6Base stage, positive pulse signal input, when adding positive signal, T
7Battery discharge is given in the ability conducting.
Positive negative pulse stuffing signal generator 3 is by IC
1, R
7, R
8, C
6, C
7, D
4Deng the square-wave oscillator that constitutes by R
6Provide power supply, IC
1Be the NE555 time-base circuit, when its 3rd pin output low level, be undersuing, as charging signals, through R
9Send into T
3Base stage, T
3Then its upset is positive pulse signal, joins T by collector electrode output
4Base stage, make T
4Emitter press T among Fig. 2
1Current waveform export the big electric current of positive broad pulse to battery charge, when tripod is output as high level, be positive pulse signal on the contrary, as the battery discharge signal, by R
10Send into T
6Base stage, T
6After its amplification, deliver to T by emitter output
7Base stage, make T
7Press the current waveform discharge of TH among Fig. 2 during conducting to battery.Because the positive negative pulse stuffing signal generator is the ring work of periodically escaping again and again, the positive negative pulse stuffing signal of its output also is an alternate again and again, has removed to control the T of charging circuit with the pulse signal of its output
4T with discharge circuit
7Make T
4And T
7Alternately escape and encircle the ground conducting and close, carry out positive broad pulse large current charge so a whole set of circuit has just formed by the charging or discharging current waveform of Fig. 2 to battery, negative burst pulse is given battery discharge.So just realized quick charge work.
Voltage stabilizing didoe DW as battery voltage detector
3, because of DW
3Negative pole directly receive the anode that is recharged battery, when battery is charged to 3.9V, be saturation voltage, than the time DW3 be reversed puncture.Because of the positive pole of DW3 has been received by R
13, R
14, TS
1Controllable silicon TS in the shutdown control-signals generator of forming
1Trigger electrode.At this moment TS
1Because obtained by DW
3The puncture voltage of sending here is as trigger voltage, so TS is worked as in conducting at once
1After the conducting, the shutdown control-signals generator produces a, b, c, d four tunnel control signals simultaneously.
A road signal is the negative polarity signal, for closing machine control signal.By R
14Provide.Through TS
1, R
15Send into the off signal input T in the charging circuit
2Base stage.This negative signal can make T
2Enter saturation condition fully, because T
2Collector electrode and emitter be connected to T
3Base stage and emitter two ends, so work as T
2Complete when saturated, be equivalent to T
3Base stage and emitter short circuit appears, make T
3Work in cut-off state.Work as T
3Just can not send into T from the charging signals of sending here in the positive negative pulse stuffing signal generator when ending
4, because T
4Lose charging signals, also presented cut-off state, at this moment T
4Just cut off charging current automatically, stop to current charges.
B road signal is a positive signal, for battery stops discharge signal.By R
13Provide, through TS
1Flow path R
14, at R
14On just produce negative down voltage drop.Because of stopping discharge signal, the battery in the discharge circuit applies end T
5Base stage be connected on R
14The upper end, R at this moment
14Forward drop be added to T
5, make T
5Be in the positively biased state, with above-mentioned close, this positive voltage can make T completely
5Complete saturation conduction is because T
5Collector electrode and the emitter base stage that is connected to T6 and ground (bearing) between, be equivalent to T like this
6The base stage shorted to earth, so T
6Work in cut-off state, the battery discharge signal can not be delivered to T equally
7So T7 ends equally, battery stops discharge.
C road signal is identical with a road signal, also is the negative polarity signal, by R
14Provide, through TS
1, send into R
11The saturated display part DE of battery
3Light, show that battery is saturated.D road signal is also identical with a road signal, also by R
14Provide, through TS
1, send into charging and carry out middle display part DE
2+ utmost point, offset by R
13To DE
2The forward voltage that provides makes DE
2Extinguish, the expression charging stops.DE
1For utmost point battery polar is confirmed display part.SR
1Be the battery polar commutation.
In charging circuit, seal in H
2, it can draw slyness to the forward position towards electric current waveform, slows down the impact of waveform forward position to battery, makes battery be difficult for heating, improves the ability to accept of battery, reduces the malfunction of testing circuit.
In the present embodiment, EL
1Photoelectrical coupler adopts simplifies the number of stages of amplification connection, is directly to simplify the progression principle design, with EL
13,4 pin directly insert T
3Emitter, base stage, the two-stage circuit such as sampling amplifications grade that made circuit reduction makes T
3Output voltage is more stable.
TS
1Controllable silicon has adopted monobasic four-function design: TS
1Produce a, b, c, d four tunnel control signals after the conducting simultaneously.
DW
3Utilized kind of the principle of work and power of leading of element, routine is voltage stabilizing, is used for voltage detecting here.R
12, R
13Also utilized the dual-purpose connection of monobasic.R
14Also be that monobasic is used connection more.
The intermittently conducting of power transistor in the DC/DC transducer of the present invention, produce intermittent current, and be added to the elementary winding of high frequency transformer, make secondary winding export big electric current, behind rectifying and wave-filtering, be added to battery charge and discharge circuit (4) battery is carried out big electric current intermittent charge, in order to obtain completely stable output voltage, the present invention has only utilized a photoelectrical coupler (EL
1) directly in the output sampling, after the process photoelectrical coupler changed output voltage values into resistance value by the inverse ratio mode, base stage and the emitter of again this resistance value directly being sent into efferent duct got on, and can directly control the positive feedback current of efferent duct like clockwork.Thereby can make the more stable voltage of efferent duct output, this connection has not only realized isolated controlling but also can save the sampling in the custom circuit, and the amplification stage number is so circuit is very simplified, and voltage regulation performance is more stable again, has realized the design principle that progression is directly simplified.
The present invention shuts down control-signals generator 5 by a MCR controllable silicon TS
1Serve as, the trigger electrode of MCR is directly received battery voltage detector DW
3Negative pole on.When the trigger electrode of MCR is received DW
3During the battery saturation signal of output, different at once logical, and produce simultaneously: " a, b, c, d " four road signals, realized the design of monobasic four-function circuit being simplified further again.(a road signal is sent into charging circuit, makes circuit stop charging, and b road signal is sent into battery discharging circuit, makes circuit stop going up discharge to battery, and c road signal is sent into the saturated part DE that gives instructions by telegraph of battery
3, it is lighted.D road signal is sent into charging and is carried out middle display part, DE
2Its breath is gone out.)
Display part DE during the present invention's charging is carried out
2Confirm display part DE with battery polar
1, shared current-limiting resistance R
12, also be the method for designing of utilizing the monobasic dual-purpose, can make this two display part DE again
1, DE
2Alternately flicker.
Electric current efferent duct T in the charging circuit of the present invention
4Emitter sealed in an inductor, this inductor can be T in charging circuit
4The steep rise of the square wave current of emitter output draws slyness, has slowed down the impulsive force of square wave front edge to battery, has strengthened the ability to accept of battery, can make battery be difficult for heating again, also can prevent the malfunction of testing circuit, and this is not have in all pulse charger.
The a whole set of circuit of the present invention utilizes above-mentioned simplification principle and innovation scheme to design.Institute is so that circuit is very simple and performance is more stable.
Claims (10)
1, a kind of battery charger, it is characterized in that including alternating current is converted to galvanic AC/DC converter (1), high voltage direct current is converted to the DC/DC converter (2) of low-voltage DC, positive negative pulse stuffing signal generator (3), battery fills, discharge circuit (4), shutdown control-signals generator (5), battery voltage detector (6), wherein the output of AC/DC converter (1) is connected with the input of DC/DC converter (2), the output of DC/DC converter (2) respectively with positive negative pulse stuffing signal generator (3), battery fills, discharge circuit (4), shutdown control-signals generator (5), battery voltage detector (6) connects, and battery fills, the input of discharge circuit (4) is connected with the output of positive negative pulse stuffing signal generator (3) and shutdown control-signals generator (5) respectively, the input of battery voltage detector (6) is connected with rechargeable battery (8), and the output of battery voltage detector (6) is connected with the input of shutdown control-signals generator (5).
2, battery charger according to claim 1 is characterized in that above-mentioned AC/DC converter (1) includes resistance (R
1), rectifier bridge (DI
1), electric capacity (C
1), rectifier bridge (DI
1) input by resistance (R
1) be electrically connected filter capacitor (C with the city
1) be connected in parallel on rectifier bridge (DI
1) output.
3, battery charger according to claim 1 is characterized in that above-mentioned DC/DC converter (2) includes by triode (T
1), high frequency transformer (B
1), resistance (R
2), (R
3), electric capacity (C
2), diode (D
1), photoelectrical coupler (EL
1) blocking oscillator formed and by diode (D
3), electric capacity (C
4) current rectifying and wave filtering circuit formed, triode (T
1) collector electrode and high frequency transformer (B
1) primary coil (L
1) connect triode (T
1) emitter and high frequency transformer (B
1) primary coil (L
2) connect triode (T
1) base stage and emitter and photoelectrical coupler (EL
1) connect diode (D
3), electric capacity (C
4) current rectifying and wave filtering circuit formed is connected high frequency transformer (B
1) secondary coil (L
3) on, through diode (D
3), electric capacity (C
4) rectifying and wave-filtering, the output that becomes the current rectifying and wave filtering circuit of low-voltage DC be connected with battery charge and discharge circuit (5).
4, battery charger according to claim 1 is characterized in that above-mentioned positive negative pulse stuffing signal generator (3) includes by time-base circuit (IC
1) and resistance (R
7, R
8), electric capacity (C
6, C
7), diode (D
4) square-wave oscillator that constitutes, oscillator is by resistance (R
6) be connected with the output of DC/DC converter (2), the output pin of time-base circuit (IC1) is by resistance (R
9) and (R
10) be connected with battery charge and discharge circuit (4).
5, battery charger according to claim 1 is characterized in that above-mentioned battery charge and discharge circuit (4) includes triode (T
2, T
3, T
4, T
5, T
6, T
7), triode (T
2) base stage by resistance (R
15) be connected triode (T with the off signal output of shutdown control-signals generator (5)
2) collector electrode and emitter be connected to triode (T
3) base stage and emitter two ends, triode (T
3) collector electrode and triode (T
4) base stage connect triode (T
4) collector electrode respectively with triode (T
2, T
3) emitter connect; Triode (T
5) base stage stop the discharge signal output and be connected triode (T with the battery of shutdown control-signals generator (5)
5) collector electrode and emitter be connected to triode (T
6) base stage and earth terminal or negative pole between, triode (T
6) emitter and triode (T
7) base stage connect triode (T
6) collector electrode and triode (T
7) collector electrode connect triode (T
7) emitter and triode (T
5) emitter connect.
6, battery charger according to claim 1 is characterized in that above-mentioned shutdown control-signals generator (5) includes by resistance (R
13, R
14), controllable silicon (TS
1), controllable silicon (TS
1) trigger electrode be connected controllable silicon (TS with battery voltage detector (6)
1) negative pole and resistance (R
14) connect controllable silicon (TS
1) positive pole by resistance (R
15) be connected with battery charge and discharge circuit (4).
7, battery charger according to claim 1 is characterized in that above-mentioned battery voltage detector (6) includes voltage stabilizing didoe (DW
3), (DW
3) negative pole directly receive the anode that is recharged battery, (DW
3) positive pole and controllable silicon (TS
1) trigger electrode connect.
8, battery charger according to claim 1 is characterized in that above-mentioned shutdown control-signals generator (5) also is connected with display circuit (7), and it includes battery polar and confirms display part (DE
1), charging carries out middle display part (DE
2), the saturated display part (DE of battery
3), wherein battery polar is confirmed display part (DE
1) be connected with rechargeable battery, middle display part (DE is carried out in charging
2) negative pole and current-limiting resistance (R
12) connect, middle display part (DE is carried out in charging
2) positive pole by resistance (R
11) and the saturated display part (DE of battery
3) negative pole connect and by resistance (R
15) be connected with battery charge and discharge circuit (4), and with shutdown control-signals generator (5) in controllable silicon (TS
1) positive pole connect the saturated display part (DE of battery
3) positive pole be connected with battery charge and discharge circuit (4).
9, battery charger according to claim 5 is characterized in that triode (T in the above-mentioned battery charge and discharge circuit (4)
4) emitter and triode (T
7) also be serially connected with and can draw slyness to the forward position towards electric current waveform between the collector electrode, slow down the inductance (H of waveform forward position to the impact of battery
2).
10, battery charger according to claim 3 is characterized in that photoelectrical coupler (EL in the above-mentioned DC/DC converter (2)
1) by resistance (R
5) and inductance (H
1) be connected with battery charge and discharge circuit (4).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200710026729 CN101013821A (en) | 2007-02-05 | 2007-02-05 | Battery charger |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200710026729 CN101013821A (en) | 2007-02-05 | 2007-02-05 | Battery charger |
Publications (1)
Publication Number | Publication Date |
---|---|
CN101013821A true CN101013821A (en) | 2007-08-08 |
Family
ID=38701165
Family Applications (1)
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CN 200710026729 Pending CN101013821A (en) | 2007-02-05 | 2007-02-05 | Battery charger |
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Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102043131A (en) * | 2009-10-09 | 2011-05-04 | 东芝It·控制系统株式会社 | Battery block checking device |
CN102163864A (en) * | 2011-04-12 | 2011-08-24 | 北京理工大学 | High power quick impulse charging system with adjustable positive and negative impulses for electric automobiles |
CN102405576A (en) * | 2009-01-22 | 2012-04-04 | 泰克蒂姆有限公司 | Intelligent battery powered charging system |
CN102484376A (en) * | 2009-04-07 | 2012-05-30 | 巴特尔纪念研究院 | Method and apparatus for smart battery charging |
CN101740830B (en) * | 2008-11-19 | 2012-11-21 | 比亚迪股份有限公司 | Charging method and system for electric vehicle |
CN103365226A (en) * | 2012-04-10 | 2013-10-23 | 约翰尼斯海登海恩博士股份有限公司 | Device and method for transmitting energy and data between a control unit and a position-measuring device |
CN104467083A (en) * | 2014-11-24 | 2015-03-25 | 成都贝发信息技术有限公司 | Voltage-stabilized power circuit applicable to quality management system |
CN106786935A (en) * | 2016-12-30 | 2017-05-31 | 奇酷互联网络科技(深圳)有限公司 | Charging method, device and terminal device |
-
2007
- 2007-02-05 CN CN 200710026729 patent/CN101013821A/en active Pending
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101740830B (en) * | 2008-11-19 | 2012-11-21 | 比亚迪股份有限公司 | Charging method and system for electric vehicle |
CN102405576A (en) * | 2009-01-22 | 2012-04-04 | 泰克蒂姆有限公司 | Intelligent battery powered charging system |
CN102484376A (en) * | 2009-04-07 | 2012-05-30 | 巴特尔纪念研究院 | Method and apparatus for smart battery charging |
CN102484376B (en) * | 2009-04-07 | 2014-11-19 | 巴特尔纪念研究院 | Method and apparatus for smart battery charging |
CN102043131A (en) * | 2009-10-09 | 2011-05-04 | 东芝It·控制系统株式会社 | Battery block checking device |
CN102043131B (en) * | 2009-10-09 | 2014-12-17 | 东芝It·控制系统株式会社 | Battery block checking device |
CN102163864A (en) * | 2011-04-12 | 2011-08-24 | 北京理工大学 | High power quick impulse charging system with adjustable positive and negative impulses for electric automobiles |
CN103365226A (en) * | 2012-04-10 | 2013-10-23 | 约翰尼斯海登海恩博士股份有限公司 | Device and method for transmitting energy and data between a control unit and a position-measuring device |
CN104467083A (en) * | 2014-11-24 | 2015-03-25 | 成都贝发信息技术有限公司 | Voltage-stabilized power circuit applicable to quality management system |
CN106786935A (en) * | 2016-12-30 | 2017-05-31 | 奇酷互联网络科技(深圳)有限公司 | Charging method, device and terminal device |
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