CN101359754B - Great-power chargeable battery with multiple voltage outputs - Google Patents

Great-power chargeable battery with multiple voltage outputs Download PDF

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Publication number
CN101359754B
CN101359754B CN2008101413769A CN200810141376A CN101359754B CN 101359754 B CN101359754 B CN 101359754B CN 2008101413769 A CN2008101413769 A CN 2008101413769A CN 200810141376 A CN200810141376 A CN 200810141376A CN 101359754 B CN101359754 B CN 101359754B
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China
Prior art keywords
switch
battery
port
lithium
output
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CN2008101413769A
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CN101359754A (en
Inventor
刘宇飞
刘新保
贾晓林
汪静
周永刚
李恩惠
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LIANHE ENERGY ELECTRONIC CO Ltd ZHENGZHOU CITY
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LIANHE ENERGY ELECTRONIC CO Ltd ZHENGZHOU CITY
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

Abstract

The invention relates to a battery, in particular to a high-power rechargeable battery with a plurality of voltage outputs; the high-power rechargeable battery comprises a shell and battery cores with a fixed amount disposed in the shell, and a charging port, discharging ports with a fixed amount, a charging indicator light, discharging indicator lights, a charging control switch, discharging control switches and a voltage converter are arranged on the shell, the charging port is connected with the battery cores through the charging control switch, the charging control switch is a multi-pole double-throw switch, and switch pins thereof are connected with the battery cores, the charging indicator light and the discharging control switches, input ends of the voltage converter are connected with the discharging control switches, output ends of the voltage converter are connected with the discharging ports, the discharging indicator lights are connected between output ends of the discharging ports and the ground in parallel, and the number of the battery cores is two or three or four; and the invention is the high-power rechargeable battery having a plurality of voltage outputs and advantages of large capacity, large output current, high efficiency, long cycle life, low cost and convenient use.

Description

The great-power chargeable battery of multiple voltage output
(1), technical field: the present invention relates to a kind of battery, particularly relate to the great-power chargeable battery of one kind of multiple voltage outputs.
(2), background technology: output voltage is that the power supply of 5V is the very general power supply of a kind of application.For the consuming device that moves, when needing the 5V power supply, usually mostly be to finish with AC adapter, so just greatly limited its scope of application, if therefore can there be the rechargeable battery of output 5V to come to provide power supply for it, then, will have very large meaning to giving full play to the function of mobile consuming device.Though a kind of solar mobile phone charging device that is commercially available now can be exported the voltage of 5V, but because it boosts to 5V by internal battery output voltage is provided, so, its capacity descends a lot through the conversion behind efficiency, it can't provide the output of big electric current, and the radiation that produced in conversion process of its inner booster circuit will influence the operate as normal of consuming device.
Along with popularizing and the development of IT industry of the continuous development of various electronic instruments, palm consuming device, also increasing to the demand of 5V power supply.On the market demand with output voltage 5V, rechargeable battery that output current is bigger is also occurred, and increasing trend is arranged, but the product of this respect almost is blank on the market.In addition, some particular field and, need the great-power chargeable battery of 5V, but the product of this respect is also seldom with external voltage output, use also inconvenient.
(3), summary of the invention:
The technical problem to be solved in the present invention is: overcome the defective of prior art, the great-power chargeable battery of the multiple voltage output of provide that a kind of capacity is big, output current is big, efficient is high, have extended cycle life, cost is low, easy to use.
Technical scheme of the present invention:
The great-power chargeable battery of one kind of multiple voltage outputs, the a certain number of battery that contains housing and be installed in enclosure interior, contain charging port on the housing, a certain number of discharge port, charging indicator light, the discharge indicator light, charging control switch, discharge control switch and voltage changer, charging port is connected with battery by charging control switch, charging control switch is the multitool commutator, its switch pin and battery, charging indicator light is connected with discharge control switch, the input of voltage changer is connected with discharge control switch, the output of voltage changer is connected with the discharge port, and the discharge indicator light is attempted by between the output and ground of discharge port.
The number of battery is two, be respectively battery BT1, BT2, charging control switch is a double-point double-throw switch, it contains K switch 11 and K switch 12, discharge control switch is a normal open switch, the input of charging port is connected with the anode of battery BT2 and the crura intermedium of K switch 12, the negative terminal of battery BT2 is connected with the crura intermedium of K switch 11, the normally closed pin of K switch 11 is connected with the pin of often opening of the anode of battery BT1 and K switch 12, the negativing ending grounding of battery BT1, K switch 11 often open pin ground connection, the normally closed pin of K switch 12 is connected with an end of discharge control switch, the other end of discharge control switch directly or by resistance is connected with the input of voltage changer, the output of voltage changer directly or by the output of protective tube with the discharge port is connected, between discharge indicator light and the output and ground that are attempted by the port that discharges after resistance is connected, charging indicator light be attempted by between the normally closed pin and crura intermedium of K switch 11 after resistance is connected.
The number of battery is three, be respectively battery BT1, BT2, BT3, charging control switch is the four blade commutator, it contains K switch 11, K switch 12, K switch 13 and K switch 14, discharge control switch is a normal open switch, the input of charging port is connected with the anode of battery BT2 and the crura intermedium of K switch 12, the negative terminal of battery BT2 is connected with the crura intermedium of K switch 11, the normally closed pin of K switch 11 is connected with the pin of often opening of the anode of battery BT1 and K switch 12, the negativing ending grounding of battery BT1, K switch 11 often open pin ground connection, the normally closed pin of K switch 12 is connected with the normally closed pin of K switch 13, the anode of battery BT3 is connected with the crura intermedium of K switch 14 and the crura intermedium of K switch 13 respectively with negative terminal, K switch 13 often open pin ground connection, the pin of often opening of K switch 14 is connected with the anode of battery BT1, the normally closed pin of K switch 14 is connected with an end of discharge control switch, the other end of discharge control switch directly or by resistance is connected with the input of voltage changer, the output of voltage changer directly or by the output of protective tube with the discharge port is connected, between discharge indicator light and the output and ground that are attempted by the port that discharges after resistance is connected, charging indicator light be attempted by between the normally closed pin and crura intermedium of K switch 11 after resistance is connected.
The number of battery is four, be respectively battery BT1, BT2, BT3, BT4, described charging control switch is six double-pole double throw switches, it contains K switch 11, K switch 12, K switch 13, K switch 14, K switch 15 and K switch 16, discharge control switch is a normal open switch, the input of charging port is connected with the anode of battery BT2 and the crura intermedium of K switch 12, the negative terminal of battery BT2 is connected with the crura intermedium of K switch 11, the normally closed pin of K switch 11 is connected with the pin of often opening of the anode of battery BT1 and K switch 12, the negativing ending grounding of battery BT1, K switch 11 often open pin ground connection, the normally closed pin of K switch 12 is connected with the normally closed pin of K switch 13, the anode of battery BT3 is connected with the crura intermedium of K switch 14 and the crura intermedium of K switch 13 respectively with negative terminal, K switch 13 often open pin ground connection, the pin of often opening of K switch 14 is connected with the anode of battery BT1, the normally closed pin of K switch 14 is connected with the normally closed pin of K switch 15, the anode of battery BT4 is connected with the crura intermedium of K switch 16 and the crura intermedium of K switch 15 respectively with negative terminal, K switch 15 often open pin ground connection, the pin of often opening of K switch 16 is connected with the anode of battery BT1, the normally closed pin of K switch 16 is connected with an end of discharge control switch, the other end of discharge control switch directly or by resistance is connected with the input of voltage changer, the output of voltage changer directly or by the output of protective tube with the discharge port is connected, between discharge indicator light and the output and ground that are attempted by the port that discharges after resistance is connected, charging indicator light be attempted by between the normally closed pin and crura intermedium of K switch 11 after resistance is connected.
Charging indicator light and discharge indicator light are the LED luminous tube; Described voltage changer is 7805 serial DC/DC converters, or is HT1050 series DC/DC converter, or is AIC1084 series DC/DC converter, or is CW2935 series DC/DC converter; Described battery is a rechargeable lithium ion batteries.
Rechargeable lithium ion batteries contains lithium-ion electric core, protective circuit plate, two external electrodes and annular insulating mat sheet; the protective circuit plate is fixedly mounted on the negative pole or the positive pole of lithium-ion electric core by the annular insulating mat sheet; two external electrodes are separately fixed at the two ends of lithium-ion electric core and protective circuit plate assembly; the two poles of the earth of lithium-ion electric core are connected with two inputs of protective circuit plate by lead respectively; the output of protective circuit plate be connected with its external electrode at same end, another external electrode is connected with a termination electrode of lithium-ion electric core unprotected circuit plate.
Perhaps; rechargeable lithium ion batteries contains lithium-ion electric core, protective circuit plate, two external electrodes; the protective circuit plate is installed in the side of lithium-ion electric core; the two poles of the earth of lithium-ion electric core are connected with two inputs of protective circuit plate by lead respectively; the output of protective circuit plate is connected with an external electrode, and another external electrode is connected with the negative pole or the positive pole of lithium-ion electric core.
Another external electrode is connected with the positive pole of lithium-ion electric core; The control chip of the protective circuit on the protective circuit plate adopts R5402 series IC chip, the vdd terminal mouth of this chip links to each other by resistance R 1 and lithium-ion electric core are anodal, the VSS port links to each other with the lithium-ion electric core negative pole, the DO port is connected with the grid of MOSFET pipe Q1A and Q2A respectively, the CO port is connected with the grid of MOSFET pipe Q1B and Q2B respectively, the VM port is connected with the output of protective circuit plate by resistance R 2, the lithium-ion electric core negative pole is connected with the source electrode of Q1A and Q2A respectively, be connected with the drain electrode of Q1B and Q2B respectively after the drain electrode of Q1A and Q2A is connected, the source electrode of Q1B and Q2B all is connected with the output of protective circuit plate; The control chip of the protective circuit on the perhaps described protective circuit plate adopts R5421 series IC chip, the vdd terminal mouth of this chip links to each other by resistance R 1 and lithium-ion electric core are anodal, the vdd terminal mouth links to each other with the lithium-ion electric core negative pole by capacitor C 1, the VSS port links to each other with the lithium-ion electric core negative pole, the DO port is connected with the grid of MOSFET pipe Q1A, the CO port is connected with the grid of MOSFET pipe Q1B, CT links to each other with the negative pole of lithium-ion electric core with capacitor C 2 by capacitor C 3 respectively with the V-port, the V-port links to each other with the output of protective circuit plate by resistance R 2, the negative pole of lithium-ion electric core links to each other with the source electrode of Q1A, the drain electrode of Q1A links to each other with the drain electrode of Q1B, and the source electrode of Q1B links to each other with the output of protective circuit plate; The control chip of the protective circuit on the perhaps described protective circuit plate adopts S-82612 series IC chip; the vdd terminal mouth of this chip links to each other by resistance R 1 and lithium-ion electric core are anodal; the vdd terminal mouth links to each other with the lithium-ion electric core negative pole by capacitor C 1; the VSS port links to each other with the lithium-ion electric core negative pole; the DO port is connected with the grid of MOSFET pipe Q1A; the CO port is connected with the grid of MOSFET pipe Q1B; the VM port links to each other by the output of resistance with the protective circuit plate; the negative pole of lithium-ion electric core links to each other with the source electrode of Q1A; the drain electrode of Q1A links to each other with the drain electrode of Q1B; the source electrode of Q1B links to each other with the output of protective circuit plate; the source electrode of Q1A links to each other with negative pole with the positive pole of diode D1 respectively with drain electrode, and the source electrode of Q1B links to each other with negative pole with the positive pole of diode D2 respectively with drain electrode.
Charging port is circular outlet; The discharge port is circular outlet, or is USB port; The quantity of discharge port is one, or is two, or is three; Housing is plastic housing or metal-back.
Charging port, discharge port, charging indicator light, discharge indicator light, charging control switch and discharge control switch are installed on the side of housing, and voltage changer directly or be installed in by the radiator on the housing on the outer wall or inwall of another side of housing.
Beneficial effect of the present invention:
1. the great-power chargeable battery of multiple voltage output of the present invention is simple in structure, design is ingenious, easy to use.
2. the great-power chargeable battery of multiple voltage output of the present invention uses rechargeable lithium ion batteries as battery, and rechargeable lithium ion batteries is made of lithium-ion electric core, has guaranteed that like this present invention has higher capacity and lower cost.
3. the great-power chargeable battery of multiple voltage output of the present invention converts original series connected battery core to state in parallel when charging, make the process simple and fast of charging, charge efficiency height, the problems of having avoided multiple batteries core serial connection charge to bring.
4. the great-power chargeable battery of multiple voltage output of the present invention has adopted voltage changer that output is provided, and makes output voltage more stable, and the electric current of output is bigger.
5. voltage stabilizing circuit voltage stabilizing efficient height, low, the good reliability of no-load power consumption that the great-power chargeable battery of multiple voltage output of the present invention adopts.
6. the great-power chargeable battery of multiple voltage output of the present invention need not special-purpose charger, just can charge with common charger, and is esy to use, safe and reliable.
7, rechargeable lithium ion batteries of the present invention can prevent from use to overcharge, lithium ion battery be caused damage under overdischarge, overcurrent and the short-circuit conditions, thereby effectively protects lithium ion battery, improves lithium battery useful life, prevents unexpected dangerous.
8, rechargeable lithium ion batteries of the present invention originally is provided with the protective circuit plate on one's body at lithium ion battery, makes each single lithium ion battery can both independent utility, does not disturb mutually.
(4), description of drawings:
Fig. 1 is the structural representation of the great-power chargeable battery of multiple voltage output;
Fig. 2 is the vertical view structural representation of Fig. 1;
Fig. 3 is the upward view structural representation of Fig. 1;
Fig. 4 is one of circuit theory schematic diagram of the great-power chargeable battery of multiple voltage output;
Fig. 5 is two of the circuit theory schematic diagram of the great-power chargeable battery of multiple voltage output;
Fig. 6 is three of the circuit theory schematic diagram of the great-power chargeable battery of multiple voltage output;
Fig. 7 is four of the circuit theory schematic diagram of the great-power chargeable battery of multiple voltage output;
Fig. 8 is five of the circuit theory schematic diagram of the great-power chargeable battery of multiple voltage output;
Fig. 9 is six of the circuit theory schematic diagram of the great-power chargeable battery of multiple voltage output;
Figure 10 is a rechargeable lithium ion batteries surface structure schematic diagram;
Figure 11 is a rechargeable lithium ion batteries annexation structural representation;
Figure 12 is one of rechargeable lithium ion batteries protective circuit schematic diagram;
Figure 13 is two of a rechargeable lithium ion batteries protective circuit schematic diagram;
Figure 14 is three of a rechargeable lithium ion batteries protective circuit schematic diagram.
(5), embodiment:
Embodiment one: referring to Fig. 1~Fig. 4, Figure 10~Figure 12, among the figure, two battery BT1 that the great-power chargeable battery of multiple voltage output contains plastic casing 14 and is installed in housing 14 inside, BT2, contain charging port 11 on the housing 14, discharge port 12 and 13, charging indicator light L1, discharge indicator light L2, charging control switch K1, discharge control switch K2 and voltage changer U11, charging control switch K1 is a double-point double-throw switch, it contains K switch 11 and K switch 12, discharge control switch K2 is a normal open switch, the input of charging port 11 is connected with the anode of battery BT2 and the crura intermedium of K switch 12, the negative terminal of battery BT2 is connected with the crura intermedium of K switch 11, the normally closed pin of K switch 11 is connected with the anode of battery BT1, the negativing ending grounding of battery BT1, the normally closed pin of K switch 11 is connected with the pin of often opening of K switch 12, K switch 11 often open pin ground connection, the normally closed pin of K switch 12 is connected with the end of discharge control switch K2, the other end of discharge control switch K2 directly is connected with the input IN of voltage changer U11, the output OUT of voltage changer U11 is connected with the output of port 12 with 13 that discharge by protective tube RS, discharge indicator light L2 be attempted by between the output and ground of discharge port 12 and 13 after resistance R 12 is connected, charging indicator light L1 be attempted by between the normally closed pin and crura intermedium of K switch 11 after resistance R 11 is connected.
Charging indicator light L1 and discharge indicator light L2 are the LED luminous tube; The model of voltage changer U11 is 7805; Battery BT1, BT2 are rechargeable lithium ion batteries; Charging port 11 and discharge port 12 are circular outlet; Discharge port 13 is a USB port.
Charging port 11, discharge port 12 and 13, charging indicator light L1, discharge indicator light L2, charging control switch K1 and discharge control switch K2 are installed on the side 16 of housing, and voltage changer U11 is installed on another side 17 of housing by the radiator on the housing 15.
During actual the use, when the crura intermedium of the K switch 11 of charging control switch K1 and K12 when often opening pin and connect, battery BT1 and BT2 are in state in parallel, this moment, battery BT1 and BT2 were in charged state, charging indicator light L1 brightens, and just can charge to great-power chargeable battery this moment.When the crura intermedium of the K switch 11 of charging control switch K1 and K12 and normally closed pin are connected, battery BT1 and BT2 are in series connection, this moment, battery BT1 and BT2 were in discharge condition, charging indicator light L1 goes out, at this moment discharge control switch K2 is connected, discharge indicator light L2 brightens, and great-power chargeable battery just can discharge to external circuit, the voltage of output 5V.
Rechargeable lithium ion batteries contains lithium-ion electric core 2; protective circuit plate 4; external electrode 1; 5 and annular insulating mat sheet 3; protective circuit plate 4 is fixedly mounted on negative pole one end of lithium-ion electric core 2 by annular insulating mat sheet 3; two external electrodes 1; 5 are separately fixed at the two ends of lithium-ion electric core 2 and protective circuit plate 4 assemblys; 8 are the insulation epidermis among the figure; the positive pole of lithium-ion electric core 2 and negative pole are respectively by lead 6; 7 are connected with positive and negative two inputs of protective circuit plate 4; the output of protective circuit plate 4 is connected with external electrode 5 by lead 9, and a termination electrode of lithium-ion electric core 2 unprotected circuit plates (promptly anodal) is connected with external electrode 1.
The control chip U1 of the protective circuit on the protective circuit plate 4 adopts R5402 series IC chip; the vdd terminal mouth of this chip is by resistance R 1 and 2 anodal linking to each other of lithium-ion electric core; the VSS port links to each other with lithium-ion electric core 2 negative poles; the DO port is connected with the grid of MOSFET pipe Q1A and Q2A respectively; the CO port is connected with the grid of MOSFET pipe Q1B and Q2B respectively; the VM port is connected with the output OUT of protective circuit plate 4 by resistance R 2; lithium-ion electric core 2 negative poles are connected with the source electrode of Q1A and Q2A respectively; be connected with the drain electrode of Q1B and Q2B respectively after the drain electrode of Q1A and Q2A is connected, the source electrode of Q1B and Q2B all is connected with the output OUT of protective circuit plate 4.
Embodiment two: referring to Fig. 1~Fig. 3, Fig. 5, Figure 10~Figure 12, numbering is identical with embodiment one among the figure, the same meaning of representative, its course of work is also basic identical, something in common does not repeat, and difference is: the GND end of voltage changer U1 is connected with ground by diode D21, the output voltage of voltage changer U1 can be lifted to 6V like this, output current is 500mA, has increased the kind of output voltage like this.
Embodiment three: referring to Fig. 1~Fig. 3, Fig. 6, Figure 10~Figure 12, numbering is identical with embodiment one among the figure, the same meaning of representative, its course of work is also basic identical, something in common does not repeat, difference is: the model of voltage changer U11 is HT1050, its feature be low in energy consumption, pressure reduction is little, drift is little, volume is little and wide input voltage range, is specially adapted to battery powered portable type electronic product.
Embodiment four: referring to Fig. 1~Fig. 3, Fig. 7, Figure 10~Figure 12, numbering is identical with embodiment one among the figure, the same meaning of representative, its course of work is also basic identical, something in common does not repeat, difference is: the model of voltage changer U11 is AIC1084, and it is a kind of Adjustable Output Voltage, electric current, low pressure difference set become pressurizer greatly, and the output of voltage 5V, electric current 5A can be provided.
Embodiment five: referring to Fig. 1~Fig. 4; Figure 10~Figure 11; Figure 13; numbering is identical with embodiment one among the figure; the same meaning of representative; its course of work is also basic identical; something in common does not repeat; difference is: the control chip U1 of the protective circuit on the protective circuit plate 4 adopts R5421 series IC chip; the vdd terminal mouth of this chip is by resistance R 1 and 2 anodal linking to each other of lithium-ion electric core; the vdd terminal mouth links to each other with lithium-ion electric core 2 negative poles by capacitor C 1; the VSS port links to each other with lithium-ion electric core 2 negative poles; the DO port is connected with the grid of MOSFET pipe Q1A; the CO port is connected with the grid of MOSFET pipe Q1B; CT links to each other with the negative pole of capacitor C 2 with lithium-ion electric core 2 by capacitor C 3 respectively with the V-port; the V-port links to each other with the output OUT of protective circuit plate 4 by resistance R 2; the negative pole of lithium-ion electric core 2 links to each other with the source electrode of Q1A, and the drain electrode of Q1A links to each other with the drain electrode of Q1B, and the source electrode of Q1B links to each other with the output OUT of protective circuit plate 4.
Embodiment six: referring to Fig. 1~Fig. 4; Figure 10~Figure 11; Figure 14; numbering is identical with embodiment one among the figure; the same meaning of representative; its course of work is also basic identical; something in common does not repeat; difference is: the control chip U1 of the protective circuit on the protective circuit plate 4 adopts S-82612 series IC chip; the vdd terminal mouth of this chip is by resistance R 1 and 2 anodal linking to each other of lithium-ion electric core; the vdd terminal mouth links to each other with lithium-ion electric core 2 negative poles by capacitor C 1; the VSS port links to each other with lithium-ion electric core 2 negative poles; the DO port is connected with the grid of MOSFET pipe Q1A; the CO port is connected with the grid of MOSFET pipe Q1B; the VM port links to each other with the output OUT of protective circuit plate 4 by resistance R 2; the negative pole of lithium-ion electric core 2 links to each other with the source electrode of Q1A, and the drain electrode of Q1A links to each other with the drain electrode of Q1B, and the source electrode of Q1B links to each other with the output OUT of protective circuit plate 4; the source electrode of Q1A links to each other with negative pole with the positive pole of diode D1 respectively with drain electrode, and the source electrode of Q1B links to each other with negative pole with the positive pole of diode D2 respectively with drain electrode.
Embodiment seven: referring to Fig. 1~Fig. 3, Fig. 8, Figure 10~Figure 12, numbering is identical with embodiment one among the figure, the same meaning of representative, its course of work is also basic identical, something in common does not repeat, difference is: three battery BT1 are contained in housing 14 inside, BT2, BT3, charging control switch K1 is the four blade commutator, it contains K switch 11, K switch 12, K switch 13 and K switch 14, discharge control switch K2 is a normal open switch, the input of charging port 11 is connected with the anode of battery BT2 and the crura intermedium of K switch 12, the negative terminal of battery BT2 is connected with the crura intermedium of K switch 11, the normally closed pin of K switch 11 is connected with the pin of often opening of the anode of battery BT1 and K switch 12, the negativing ending grounding of battery BT1, K switch 11 often open pin ground connection, the normally closed pin of K switch 12 is connected with the normally closed pin of K switch 13, the anode of battery BT3 is connected with the crura intermedium of K switch 14 and the crura intermedium of K switch 13 respectively with negative terminal, K switch 13 often open pin ground connection, the pin of often opening of K switch 14 is connected with the anode of battery BT1, the normally closed pin of K switch 14 is connected with the end of discharge control switch K2, the other end of discharge control switch K2 directly is connected with the input of voltage changer U11, the output of voltage changer U11 is connected with the output of port 12 with 13 that discharge by protective tube RS, discharge indicator light L2 be attempted by between the output and ground of discharge port 12 and 13 after resistance R 12 is connected, charging indicator light L1 be attempted by between the normally closed pin and crura intermedium of K switch 11 after resistance R 11 is connected.
The model of voltage changer U11 is CW2935-9; homemade CW2935 series low pressure difference set becomes pressurizer to have that pressure reduction is low, power consumption is little, have overheated and overcurrent protection and ripple rejection ratio advantages of higher; can be used for the low-power consumption particular application that 78 serial circuit are difficult to be competent at, the output current greater than 1.5A can be provided.
Embodiment eight: referring to Fig. 1~Fig. 3, Fig. 9, Figure 10~Figure 12, numbering is identical with embodiment one among the figure, the same meaning of representative, its course of work is also basic identical, something in common does not repeat, difference is: four battery BT1 are contained in housing 14 inside, BT2, BT3, BT4, charging control switch K1 is six double-pole double throw switches, it contains K switch 11, K switch 12, K switch 13, K switch 14, K switch 15 and K switch 16, discharge control switch K2 is a normal open switch, the input of charging port 11 is connected with the anode of battery BT2 and the crura intermedium of K switch 12, the negative terminal of battery BT2 is connected with the crura intermedium of K switch 11, the normally closed pin of K switch 11 is connected with the pin of often opening of the anode of battery BT1 and K switch 12, the negativing ending grounding of battery BT1, K switch 11 often open pin ground connection, the normally closed pin of K switch 12 is connected with the normally closed pin of K switch 13, the anode of battery BT3 is connected with the crura intermedium of K switch 14 and the crura intermedium of K switch 13 respectively with negative terminal, K switch 13 often open pin ground connection, the pin of often opening of K switch 14 is connected with the anode of battery BT1, the normally closed pin of K switch 14 is connected with the normally closed pin of K switch 15, the anode of battery BT4 is connected with the crura intermedium of K switch 16 and the crura intermedium of K switch 15 respectively with negative terminal, K switch 15 often open pin ground connection, the pin of often opening of K switch 16 is connected with the anode of battery BT1, the normally closed pin of K switch 16 is connected with the end of discharge control switch K2, the other end of discharge control switch K2 directly is connected with the input of voltage changer U11, the output of voltage changer U11 is connected with the output of port 12 with 13 that discharge by protective tube RS, discharge indicator light L2 be attempted by between the output and ground of discharge port 12 and 13 after resistance R 12 is connected, charging indicator light L1 be attempted by between the normally closed pin and crura intermedium of K switch 11 after resistance R 11 is connected.
The model of voltage changer U11 is CW2935-12; homemade CW2935 series low pressure difference set becomes pressurizer to have that pressure reduction is low, power consumption is little, have overheated and overcurrent protection and ripple rejection ratio advantages of higher; can be used for the low-power consumption particular application that 78 serial circuit are difficult to be competent at, the output current greater than 1.5A can be provided.
Embodiment nine: referring to Fig. 1~Fig. 3; Fig. 8; Figure 10~Figure 11; Figure 13; numbering is identical with embodiment seven among the figure; the same meaning of representative; its course of work is also basic identical; something in common does not repeat; difference is: the control chip U1 of the protective circuit on the protective circuit plate 4 adopts R5421 series IC chip; the vdd terminal mouth of this chip is by resistance R 1 and 2 anodal linking to each other of lithium-ion electric core; the vdd terminal mouth links to each other with lithium-ion electric core 2 negative poles by capacitor C 1; the VSS port links to each other with lithium-ion electric core 2 negative poles; the DO port is connected with the grid of MOSFET pipe Q1A; the CO port is connected with the grid of MOSFET pipe Q1B; CT links to each other with the negative pole of capacitor C 2 with lithium-ion electric core 2 by capacitor C 3 respectively with the V-port; the V-port links to each other with the output OUT of protective circuit plate 4 by resistance R 2; the negative pole of lithium-ion electric core 2 links to each other with the source electrode of Q1A, and the drain electrode of Q1A links to each other with the drain electrode of Q1B, and the source electrode of Q1B links to each other with the output OUT of protective circuit plate 4.
Embodiment ten: referring to Fig. 1~Fig. 3; Fig. 8; Figure 10~Figure 11; Figure 14; numbering is identical with embodiment seven among the figure; the same meaning of representative; its course of work is also basic identical; something in common does not repeat; difference is: the control chip U1 of the protective circuit on the protective circuit plate 4 adopts S-82612 series IC chip; the vdd terminal mouth of this chip is by resistance R 1 and 2 anodal linking to each other of lithium-ion electric core; the vdd terminal mouth links to each other with lithium-ion electric core 2 negative poles by capacitor C 1; the VSS port links to each other with lithium-ion electric core 2 negative poles; the DO port is connected with the grid of MOSFET pipe Q1A; the CO port is connected with the grid of MOSFET pipe Q1B; the VM port links to each other with the output OUT of protective circuit plate 4 by resistance R 2; the negative pole of lithium-ion electric core 2 links to each other with the source electrode of Q1A; the drain electrode of Q1A links to each other with the drain electrode of Q1B; the source electrode of Q1B links to each other with the output OUT of protective circuit plate 4; the source electrode of Q1A links to each other with negative pole with the positive pole of diode D1 respectively with drain electrode, and the source electrode of Q1B links to each other with negative pole with the positive pole of diode D2 respectively with drain electrode.
Embodiment 11: referring to Fig. 1~Fig. 3; Fig. 9; Figure 10~Figure 11; Figure 13; numbering is identical with embodiment eight among the figure; the same meaning of representative; its course of work is also basic identical; something in common does not repeat; difference is: the control chip U1 of the protective circuit on the protective circuit plate 4 adopts R5421 series IC chip; the vdd terminal mouth of this chip is by resistance R 1 and 2 anodal linking to each other of lithium-ion electric core; the vdd terminal mouth links to each other with lithium-ion electric core 2 negative poles by capacitor C 1; the VSS port links to each other with lithium-ion electric core 2 negative poles; the DO port is connected with the grid of MOSFET pipe Q1A; the CO port is connected with the grid of MOSFET pipe Q1B; CT links to each other with the negative pole of capacitor C 2 with lithium-ion electric core 2 by capacitor C 3 respectively with the V-port; the V-port links to each other with the output OUT of protective circuit plate 4 by resistance R 2; the negative pole of lithium-ion electric core 2 links to each other with the source electrode of Q1A, and the drain electrode of Q1A links to each other with the drain electrode of Q1B, and the source electrode of Q1B links to each other with the output OUT of protective circuit plate 4.
Embodiment 12: referring to Fig. 1~Fig. 3; Fig. 9; Figure 14; numbering is identical with embodiment eight among the figure; the same meaning of representative; its course of work is also basic identical; something in common does not repeat; difference is: rechargeable lithium ion batteries contains lithium-ion electric core 2; the protective circuit plate; two external electrodes; the protective circuit plate is installed in the side of lithium-ion electric core 2; the two poles of the earth of lithium-ion electric core 2 are connected with two inputs of protective circuit plate by lead respectively; the output of protective circuit plate be connected with an external electrode, another external electrode is connected with the positive pole of lithium-ion electric core 2.
The control chip U1 of the protective circuit on the protective circuit plate adopts S-82612 series IC chip; the vdd terminal mouth of this chip is by resistance R 1 and 2 anodal linking to each other of lithium-ion electric core; the vdd terminal mouth links to each other with lithium-ion electric core 2 negative poles by capacitor C 1; the VSS port links to each other with lithium-ion electric core 2 negative poles; the DO port is connected with the grid of MOSFET pipe Q1A; the CO port is connected with the grid of MOSFET pipe Q1B; the VM port links to each other with the output OUT of protective circuit plate by resistance R 2; the negative pole of lithium-ion electric core 2 links to each other with the source electrode of Q1A; the drain electrode of Q1A links to each other with the drain electrode of Q1B; the source electrode of Q1B links to each other with the output OUT of protective circuit plate; the source electrode of Q1A links to each other with negative pole with the positive pole of diode D1 respectively with drain electrode, and the source electrode of Q1B links to each other with negative pole with the positive pole of diode D2 respectively with drain electrode.

Claims (11)

1. the great-power chargeable battery of one kind of multiple voltages output, two battery that contain housing and be installed in enclosure interior, it is characterized in that: contain charging port on the housing, a certain number of discharge port, charging indicator light, the discharge indicator light, charging control switch, discharge control switch and voltage changer, charging port is connected with battery by charging control switch, charging control switch is the multitool commutator, its switch pin and battery, charging indicator light is connected with discharge control switch, the input of voltage changer is connected with discharge control switch, the output of voltage changer is connected with the discharge port, and the discharge indicator light is attempted by between the output and ground of discharge port; Two battery are respectively battery BT1, BT2, described charging control switch is a double-point double-throw switch, it contains K switch 11 and K switch 12, described discharge control switch is a normal open switch, the input of charging port is connected with the anode of battery BT2 and the crura intermedium of K switch 12, the negative terminal of battery BT2 is connected with the crura intermedium of K switch 11, the normally closed pin of K switch 11 is connected with the pin of often opening of the anode of battery BT1 and K switch 12, the negativing ending grounding of battery BT1, K switch 11 often open pin ground connection, the normally closed pin of K switch 12 is connected with an end of discharge control switch, the other end of discharge control switch directly or by resistance is connected with the input of voltage changer, the output of voltage changer directly or by the output of protective tube with the discharge port is connected, between discharge indicator light and the output and ground that are attempted by the port that discharges after resistance is connected, charging indicator light be attempted by between the normally closed pin and crura intermedium of K switch 11 after resistance is connected.
2. the great-power chargeable battery of one kind of multiple voltages output, three battery that contain housing and be installed in enclosure interior, it is characterized in that: contain charging port on the housing, a certain number of discharge port, charging indicator light, the discharge indicator light, charging control switch, discharge control switch and voltage changer, charging port is connected with battery by charging control switch, charging control switch is the multitool commutator, its switch pin and battery, charging indicator light is connected with discharge control switch, the input of voltage changer is connected with discharge control switch, the output of voltage changer is connected with the discharge port, and the discharge indicator light is attempted by between the output and ground of discharge port; Three battery are respectively battery BT1, BT2, BT3, described charging control switch is the four blade commutator, it contains K switch 11, K switch 12, K switch 13 and K switch 14, described discharge control switch is a normal open switch, the input of charging port is connected with the anode of battery BT2 and the crura intermedium of K switch 12, the negative terminal of battery BT2 is connected with the crura intermedium of K switch 11, the normally closed pin of K switch 11 is connected with the pin of often opening of the anode of battery BT1 and K switch 12, the negativing ending grounding of battery BT1, K switch 11 often open pin ground connection, the normally closed pin of K switch 12 is connected with the normally closed pin of K switch 13, the anode of battery BT3 is connected with the crura intermedium of K switch 14 and the crura intermedium of K switch 13 respectively with negative terminal, K switch 13 often open pin ground connection, the pin of often opening of K switch 14 is connected with the anode of battery BT1, the normally closed pin of K switch 14 is connected with an end of discharge control switch, the other end of discharge control switch directly or by resistance is connected with the input of voltage changer, the output of voltage changer directly or by the output of protective tube with the discharge port is connected, between discharge indicator light and the output and ground that are attempted by the port that discharges after resistance is connected, charging indicator light be attempted by between the normally closed pin and crura intermedium of K switch 11 after resistance is connected.
3. the great-power chargeable battery of one kind of multiple voltages output, four battery that contain housing and be installed in enclosure interior, it is characterized in that: contain charging port on the housing, a certain number of discharge port, charging indicator light, the discharge indicator light, charging control switch, discharge control switch and voltage changer, charging port is connected with battery by charging control switch, charging control switch is the multitool commutator, its switch pin and battery, charging indicator light is connected with discharge control switch, the input of voltage changer is connected with discharge control switch, the output of voltage changer is connected with the discharge port, and the discharge indicator light is attempted by between the output and ground of discharge port; Four battery are respectively battery BT1, BT2, BT3, BT4, described charging control switch is six double-pole double throw switches, it contains K switch 11, K switch 12, K switch 13, K switch 14, K switch 15 and K switch 16, described discharge control switch is a normal open switch, the input of charging port is connected with the anode of battery BT2 and the crura intermedium of K switch 12, the negative terminal of battery BT2 is connected with the crura intermedium of K switch 11, the normally closed pin of K switch 11 is connected with the pin of often opening of the anode of battery BT1 and K switch 12, the negativing ending grounding of battery BT1, K switch 11 often open pin ground connection, the normally closed pin of K switch 12 is connected with the normally closed pin of K switch 13, the anode of battery BT3 is connected with the crura intermedium of K switch 14 and the crura intermedium of K switch 13 respectively with negative terminal, K switch 13 often open pin ground connection, the pin of often opening of K switch 14 is connected with the anode of battery BT1, the normally closed pin of K switch 14 is connected with the normally closed pin of K switch 15, the anode of battery BT4 is connected with the crura intermedium of K switch 16 and the crura intermedium of K switch 15 respectively with negative terminal, K switch 15 often open pin ground connection, the pin of often opening of K switch 16 is connected with the anode of battery BT1, the normally closed pin of K switch 16 is connected with an end of discharge control switch, the other end of discharge control switch directly or by resistance is connected with the input of voltage changer, the output of voltage changer directly or by the output of protective tube with the discharge port is connected, between discharge indicator light and the output and ground that are attempted by the port that discharges after resistance is connected, charging indicator light be attempted by between the normally closed pin and crura intermedium of K switch 11 after resistance is connected.
4. according to the great-power chargeable battery of claim 1 or 2 or 3 described multiple voltage outputs, it is characterized in that: described charging indicator light and discharge indicator light are the LED luminous tube; Described voltage changer is 7805 serial DC/DC converters, or is HT1050 series DC/DC converter, or is AIC1084 series DC/DC converter, or is CW2935 series DC/DC converter; Described battery is a rechargeable lithium ion batteries.
5. the great-power chargeable battery of multiple voltage output according to claim 4; it is characterized in that: described rechargeable lithium ion batteries contains lithium-ion electric core; the protective circuit plate; two external electrodes and annular insulating mat sheet; the protective circuit plate is fixedly mounted on the negative pole or the positive pole of lithium-ion electric core by the annular insulating mat sheet; two external electrodes are separately fixed at the two ends of lithium-ion electric core and protective circuit plate assembly; the two poles of the earth of lithium-ion electric core are connected with two inputs of protective circuit plate by lead respectively; the output of protective circuit plate be connected with its external electrode at same end, another external electrode is connected with a termination electrode of lithium-ion electric core unprotected circuit plate.
6. the great-power chargeable battery of multiple voltage output according to claim 4; it is characterized in that: described rechargeable lithium ion batteries contains lithium-ion electric core, protective circuit plate, two external electrodes; the protective circuit plate is installed in the side of lithium-ion electric core; the two poles of the earth of lithium-ion electric core are connected with two inputs of protective circuit plate by lead respectively; the output of protective circuit plate is connected with an external electrode, and another external electrode is connected with the negative pole or the positive pole of lithium-ion electric core.
7. according to the great-power chargeable battery of claim 5 or 6 described multiple voltage outputs, it is characterized in that: described another external electrode is connected with the positive pole of lithium-ion electric core; The control chip of the protective circuit on the described protective circuit plate adopts R5402 series IC chip; the vdd terminal mouth of this chip links to each other by resistance R 1 and lithium-ion electric core are anodal; the VSS port links to each other with the lithium-ion electric core negative pole; the DO port is connected with the grid of MOSFET pipe Q1A and Q2A respectively; the CO port is connected with the grid of MOSFET pipe Q1B and Q2B respectively; the VM port is connected with the output of protective circuit plate by resistance R 2; the lithium-ion electric core negative pole is connected with the source electrode of Q1A and Q2A respectively; be connected with the drain electrode of Q1B and Q2B respectively after the drain electrode of Q1A and Q2A is connected, the source electrode of Q1B and Q2B all is connected with the output of protective circuit plate.
8. according to the great-power chargeable battery of claim 5 or 6 described multiple voltage outputs, it is characterized in that: described another external electrode is connected with the positive pole of lithium-ion electric core; The control chip of the protective circuit on the described protective circuit plate adopts R5421 series IC chip; the vdd terminal mouth of this chip links to each other by resistance R 1 and lithium-ion electric core are anodal; the vdd terminal mouth links to each other with the lithium-ion electric core negative pole by capacitor C 1; the VSS port links to each other with the lithium-ion electric core negative pole; the DO port is connected with the grid of MOSFET pipe Q1A; the CO port is connected with the grid of MOSFET pipe Q1B; CT links to each other with the negative pole of lithium-ion electric core with capacitor C 2 by capacitor C 3 respectively with the V-port; the V-port links to each other with the output of protective circuit plate by resistance R 2; the negative pole of lithium-ion electric core links to each other with the source electrode of Q1A; the drain electrode of Q1A links to each other with the drain electrode of Q1B, and the source electrode of Q1B links to each other with the output of protective circuit plate.
9. according to the great-power chargeable battery of claim 5 or 6 described multiple voltage outputs, it is characterized in that: described another external electrode is connected with the positive pole of lithium-ion electric core; The control chip of the protective circuit on the described protective circuit plate adopts S-82612 series IC chip; the vdd terminal mouth of this chip links to each other by resistance R 1 and lithium-ion electric core are anodal; the vdd terminal mouth links to each other with the lithium-ion electric core negative pole by capacitor C 1; the VSS port links to each other with the lithium-ion electric core negative pole; the DO port is connected with the grid of MOSFET pipe Q1A; the CO port is connected with the grid of MOSFET pipe Q1B; the VM port links to each other by the output of resistance with the protective circuit plate; the negative pole of lithium-ion electric core links to each other with the source electrode of Q1A; the drain electrode of Q1A links to each other with the drain electrode of Q1B; the source electrode of Q1B links to each other with the output of protective circuit plate; the source electrode of Q1A links to each other with negative pole with the positive pole of diode D1 respectively with drain electrode, and the source electrode of Q1B links to each other with negative pole with the positive pole of diode D2 respectively with drain electrode.
10. the great-power chargeable battery of multiple voltage output according to claim 4, it is characterized in that: described charging port is circular outlet; Described discharge port is circular outlet, or is USB port; The quantity of described discharge port is one, or is two, or is three; Described housing is plastic housing or metal-back.
11. the great-power chargeable battery of multiple voltage output according to claim 4, it is characterized in that: described charging port, discharge port, charging indicator light, discharge indicator light, charging control switch and discharge control switch are installed on the side of housing, and described voltage changer directly or be installed in by the radiator on the housing on the outer wall or inwall of another side of housing.
CN2008101413769A 2008-09-16 2008-09-16 Great-power chargeable battery with multiple voltage outputs Expired - Fee Related CN101359754B (en)

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CN105402623A (en) * 2015-09-08 2016-03-16 黄超发 LED street vendor lamp which can prevent over-discharging and is driven by mobile charger
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